WO2001082161A1 - Commodity selling system - Google Patents

Abstract

A commodity selling system comprises an information communication network (10) built using a power transmitting/distributing network, a portable terminal (22) provided to a customer of an electric power company, connected to the information communication network (10), adapted to display commodity information and send commodity order information along with customer information through the information communication network (10), and information center (30) connected to the information communication network (10), and adapted to receive the customer information and commodity order information from the portable terminal (22). A commodity distribution center (51) selectively picks up the commodity designated by the commodity order information sent form the information center (30), and a home delivery company (70) receives the commodity from the commodity distribution center (51) and delivers the commodity to the house of the purchaser designated by the customer information.

Description

 Specification

Product sales system

Technical field

The present invention relates to a merchandise sales system for selling merchandise using a sales website (virtual store) constructed on a network.

^ Scenic technology

 As a merchandise sales system for selling merchandise using a sales website (virtual store) constructed on a network, a system using the Internet via a telephone line is generally used.

 In a product sales system that sells products using a sales website (virtual store) built on the network, it is necessary to build a network first, but let's form it as a dedicated line Then, there is a problem in that the cost for developing the network infrastructure is expensive.

 In addition, if the network is realized by using the Internet using telephone lines, the cost of the infrastructure can be reduced, but an unspecified number of people can be connected to the network and impersonate others to improperly access the network. There was a problem that the risk of intrusion was high, and the security in selling products was low.

Also, the product sales system using the Internet has the characteristic that it can be accessed not only from Japan but also from all over the world. There was a problem that the delivery cost was expensive. In addition, it is difficult to limit the number of people who purchase products according to the sales ability of the product sales side, and it is difficult to supply stable products to customers, and it is not possible to increase customer satisfaction There was a problem.

 Accordingly, a first object of the present invention is to provide a product sales system that can sell products on a network without providing a dedicated communication line, and that can reduce costs for infrastructure development. To provide.

 A second object of the present invention is to provide a highly secure product sales system in terms of security in selling products on a network.

 A third object of the present invention is to provide a product sales system that can secure a stable supply of products to customers and increase customer satisfaction.

 A fourth object of the present invention is to provide a merchandise sales system capable of improving the merchandise delivery efficiency. Disclosure of the invention

 The merchandise sales system described in claim 1 of the present application is connected to an information and communication network constructed using an electric power transmission and distribution network of an electric power company, and to an information and communication network distributed to customers of the electric power company. In addition to displaying product information such as product type and price, product order information for selectively purchasing one or more products in the product group indicated in the product information is displayed together with customer information. It is characterized by comprising a terminal device for sending out through an information communication network, and an information center connected to the information communication network for receiving customer information and product order information from the terminal device.

 According to this configuration, when the product order information for selectively purchasing one or more products in the product group indicated by the product information is sent from the terminal device together with the customer information through the information communication network. The information center receives these pieces of information, whereby the information center can recognize the order of the product by the terminal device.

As described above, according to the merchandise sales system described in Claim 1, the information and communication network constructed using the power transmission and distribution network of the power company is effectively used to provide the power company with a customer service. The product can be sold to customers, and the cost for infrastructure maintenance can be significantly reduced compared to providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In addition, since the people who purchase the products are effectively limited to the customers of the power company, it is possible to limit the area where the terminal device is distributed, and distribute the terminal device according to the processing capacity of the information center. By setting the region and quantity, it is possible to secure a stable supply of products to customers and increase customer satisfaction. The merchandise sales system described in claim 2 of the present application is connected to the information and communication network constructed using the power transmission and distribution network of the power company and to the information and communication network distributed to the customers of the power company. In addition to displaying product information such as product type and price, customer order information for selectively purchasing one or more products from the product group indicated in the product information is displayed to the customer. A terminal device that sends out information and information through an information communication network, an information center that is connected to the information communication network and receives customer information and product order information from the terminal device, and receives customer information and product order information from the information center. Product delivery center that selectively retrieves the product specified by the product order information, and receives customer information and product order information from the product delivery center. Receives the goods specified in the commodity ordering information, is characterized in that a courier to deliver the goods specified in the commodity ordering information to the customer's residence that has been specified by the customer information.

According to this configuration, when the product order information for selectively purchasing one or more products in the product group indicated by the product information is sent from the terminal device together with the customer information through the information communication network. This information is received by the information center so that the information center can recognize the order of the product by the terminal device. Also, this information is sent from the information center to the product delivery center, and is selectively extracted at the ordered product dropping product delivery center. In addition, the above information is sent to home delivery and the selected item is delivered to the customer's residence. As described above, according to the commodity sales system described in claim 2, the information communication network constructed using the electric power transmission and distribution network of the electric power company is effectively utilized to provide the electric power company with the goods to the customers. Can be sold, and the cost for infrastructure development can be kept much lower than providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In addition, since the people who purchase the products are effectively limited to the customers of the power company, it is possible to limit the area where the terminal device is distributed, and distribute the terminal device according to the processing capacity of the information center. By setting the region and the number of products, it is possible to secure a stable supply of products to customers and increase the value of customers. In addition, by limiting the area to which the terminal devices are distributed and by centrally distributing the terminal devices to the area, it is possible to limit the product delivery area and increase the delivery density in the area, and as a result, the product delivery Efficiency can be increased and delivery costs can be reduced.

 The merchandise sales system described in claim 3 of the present application is connected to an information and communication network constructed using an electric power transmission and distribution network of an electric power company and to an information and communication network distributed to customers of the electric power company. In addition to displaying product information such as product type and price, product order information for selectively purchasing one or more products in the product group indicated in the product information is displayed together with customer information. Sending out via the information and communication network, terminal equipment connected to the information and communication network to receive customer information and product ordering information from the terminal, A retailer that receives the product order information and selectively retrieves the product specified in the product order information, receives the customer information and the product order information from the retailer ^, and receives the product information specified in the product order information. Receives the goods, characterized in that the goods specified in the commodity ordering information to the customer's residence that has been specified by the customer information and a courier to Rooster 3 infarction.

According to this configuration, the product order information for selectively purchasing one or more products in the product group indicated by the product information is transmitted from the terminal device together with the customer information. When the information is sent out through the network, the information center receives the information, whereby the information center can recognize the order of the product by the terminal device. Also, this information is sent from the information center to the retailer, and the ordered products are selectively extracted at the retailer. In addition, the above information is sent to home delivery difficulties, and the selected goods are delivered to the customer's residence.

 As described above, according to the product sales system described in claim 3, the information communication network constructed using the power transmission and distribution network of the power company is effectively used to provide the product to the customers of the power company. Can be sold, and the cost of infrastructure maintenance can be kept much lower than providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In addition, since the people who purchase the products are effectively limited to the customers of the power company, it is possible to limit the area where the terminal device is distributed, and the area where the terminal device is distributed according to the processing capacity of the information center. By setting the number and quantity, it is possible to secure a stable supply of products to customers and increase customer satisfaction. In addition, by limiting the area to which terminal devices are distributed and by centrally distributing terminal devices to those areas, it is possible to limit the area where products are delivered and increase the delivery density in those areas. Delivery efficiency can be improved and delivery costs can be reduced.

 The product sales system according to claim 4 of the present application is characterized in that, in the product sales system according to claim 3, a retailer also serves as a home delivery company.

 According to this configuration, the retailer directly delivers the goods.

 As described above, according to the product sales system described in the fourth aspect of the claims, since the retail difficulties directly deliver the goods, the connection between the local retailer and the purchaser of the local goods is reduced, and the product purchase In this case, the buyer, that is, the customer, can be given even lower prices.

The merchandise sales system described in claim 5 of the present application establishes a power transmission and distribution network of a power company. A telecommunications network built using the system, and a gateway device that is connected to the telecommunications network attached to the customer's residence of the electric power company, performs automatic meter reading for each customer's watt hour meter, and sends the meter reading results to the telecommunications network It is distributed to customers of electric power companies and connected to an information and communication network through a gateway device, displays product information such as product type and price, and displays any of the product groups indicated in the product information. A terminal device that sends out product ordering information for selectively purchasing one or more of these products together with customer information through an information communication network, and a meter reading device that is connected to the information communication network and receives meter reading results from a gateway device. Receives customer information and product order information from terminal devices connected to an information center and an information communication network Information Sen evening, characterized in that a scratch.

 According to this configuration, automatic meter reading of the customer's electric energy is executed using the information communication network and the gateway device, and the meter reading result can be recognized at the meter reading information center. In addition, product order information for selectively purchasing one or more of the products in the product group indicated by the product information is transmitted from the terminal device via the gateway device together with the customer information through the information communication network. Then, the information center receives the information, and the information center can recognize the order of the product by the terminal device.

As described above, according to the product sales system described in claim 5, the information communication network constructed using the power transmission and distribution network of the power company is effectively used to provide the product to the customers of the power company. Can be sold, and the cost for infrastructure can be significantly reduced as compared to providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In particular, a gateway device is installed for each main house of a power company customer, and a physical address is set for this gateway device, so the purchaser of the product is identified by the physical address of the gateway device. It is possible for an unspecified number of people to use fiber, as in an information and communication network using the Internet. This is more advantageous in terms of security than when the buyer can be identified only by the logical address. In addition, since the people who purchase the products are effectively limited to the customers of the power company, it is possible to limit the area where the terminal device is distributed, and to use the terminal device according to the processing capacity of the information center. By setting the distribution area and the number of products, stable product supply to customers can be secured and customer satisfaction can be improved.

 The product sales system described in claim 6 of the present application is characterized in that, in the product sales system described in claim 5, the meter reading information center also serves as the information center.

 According to this configuration, since the meter reading information center also serves as the information center, there is no need to provide a dedicated information center, and equipment costs can be reduced.

 The product sales system described in Claim 7 of the present application is the product sales system described in Claims 1, 2, 3, or 5; It has a function to send product information such as product type and price through the information and communication network.

 According to this configuration, since the product information such as the type and price of the product is sent to the terminal device through the information communication network, the terminal device can always display the latest product information.

 As described above, according to the commodity sales system described in claim 7, it is possible to always inform the purchaser of the commodity, that is, the customer, of the latest commodity information.

 The product sales system according to claim 8 of the present application is the product sales system according to claim 1, 2, 3, or 5, wherein the information center transmits information to the terminal device. Send at least price information and new product information out of product information through the communication network, and send information other than price information and new product information in the product information using an information medium different from the information communication network. It is characterized by the following.

According to this configuration, at least the price information and the new product information of the product information are transmitted to the terminal device through the information communication network, and the price information and the new product information of the product information are transmitted. Since the information of information is sent using an information medium different from the information communication network, it is possible to use an information communication network with a low transmission speed.

 As described above, according to the product sales system described in claim 8, a low-speed network with a low transmission rate i can be used as the information and communication network, and the communication cost can be reduced.

 The product sales system described in claim 9 of the present application is the product sales system described in claim 1, 2, 3, or 5; It is characterized in that the purchase price of goods is settled using the electricity charge settlement system of the electric power company.

 According to this configuration, the settlement of the purchase price of the customer's product is performed using the electricity company's electricity rate settlement system.

 As described above, according to the merchandise sales system described in claim 9, it is possible to include the business processing of the settlement of the purchase price of the customer in the business processing of the electricity rate settlement, Products can be sold without building a system, and the cost of settlement operations can be reduced.

 The product sales system according to claim 10 of the present application is the product sales system according to claim 1, 2, 3, or 5, wherein the terminal device selects a product having a high purchase price. It is characterized by having a function of displaying an ordered product list.

 According to this configuration, a product list in which products having high purchase keys are arranged is displayed on the terminal device.

 As described above, according to the product sales system described in claim 10, it is possible to easily and quickly place an order for a product with a high purchase frequency.

Claim 1 of the present application The product sales system described in Item 1 is the product sales system described in Claims 1, 2, 3, or 5; It has a function of displaying a product list to be displayed. According to this configuration, a product list indicating today's bargains is displayed on the terminal device. As described above, according to the product sales system described in claim 11, it is possible to inform the purchaser of the product of the present day's bargain, and to easily and promptly purchase the bargain. Can be.

 The product sales system described in claim 12 of the present application is the product sales system described in claim 1, 2, 3, or 5 wherein the terminal device is selected for purchase. It has a function of displaying the nutritional component or quality of the selected product.

 According to this configuration, the nutritional component or quality of the product selected for purchase is

¾7 ^ will be.

 As described above, according to the commodity sales system described in claim 12, the purchaser can appropriately select the commodity to be purchased by setting the nutritional component or quality to. The product sales system described in Claim 13 of the present application is the product sales system described in Claims 1, 2, 3, or 5, wherein the terminal device is selected for purchase. It has a function of displaying the production place or producer of the selected commodity.

 According to this configuration, the production place or producer of the product selected for purchase is displayed on the terminal device.

As described above, according to the product sales system described in claim 13, the purchaser can appropriately select the product to be purchased with reference to the production place or the producer. The product sales system described in claim 14 of the present application is the product sales system described in claim 1, 2, 3, or 5; A product sales website that receives customer information and product ordering information is provided as a free website that does not require a provider contract. In addition to the product sales website, a terminal device is connected to an external website via Internet. A general website for connection is provided as a paid website that requires a provider contract. According to this configuration, using the terminal device to connect to an external website for a fee and to access the Internet. You can continue.

 As described above, according to the product sales system described in Claim 14, the Internet connection to the external website can be easily realized using the terminal device without installing the Internet / contoso. be able to. In addition, the ability to use the Internet makes it possible to increase the use of terminal devices, and as a result, it is possible to encourage the use of terminal devices to purchase products. In addition, the information center can perform the provider business by effectively using the equipment for product sales, and can increase not only the revenue from the product sales business but also the revenue from the provider business. BRIEF DESCRIPTION OF THE FIGURES

 FIG. 1 is a schematic diagram showing the flow of information in the product sales system according to the embodiment of the present invention, and FIG. 2 is a diagram showing the flow of goods in the product sales system according to the embodiment of the present invention. FIG. 3 is a schematic diagram showing a flow of money in the product sales system according to the embodiment of the present invention. FIG. 4 is a diagram showing information, goods, and flow of money in the product sales system. FIG. 5 is a block diagram showing the configuration of the mobile terminal device, FIG. 6 is a schematic diagram showing the appearance of the mobile terminal device, and FIG. 7 is a mobile terminal device. FIG. 8 is a schematic diagram showing a procedure for purchasing a product using a computer, and FIG. 8 is a block diagram showing a configuration of a gateway device. BEST MODE FOR CARRYING OUT THE INVENTION

 Hereinafter, embodiments of the present invention will be described with reference to the drawings.

FIG. 1 is a schematic diagram illustrating the flow of information in the product sales system according to the embodiment of the present invention, FIG. 2 is a schematic diagram illustrating the flow of goods in the product sales system according to the embodiment of the present invention, and FIG. The figure is a schematic diagram showing the flow of money in the product sales system according to the embodiment of the present invention. In FIGS. 1 to 3, reference numeral 10 denotes an information communication network constructed using a power transmission and distribution network of a power company.For example, an optical fiber laid integrally with a transmission and distribution line is used as a transmission medium. The telephone pole 11 is provided with a repeater 12 connected to the information communication network 10. The repeater 12 has a function of converting a signal carrier.

 Reference numeral 20 denotes a residence of a customer of a power company, and a gateway device 21 is provided near an area of the distribution line including the bow I for automatic reading of power consumption. The gateway device 21 is connected to an information communication network 10 via a repeater 12. The repeater 12 is a wireless system such as a PHS system or a specific low-power wireless system, or a power line carrier. Signals are transmitted and received by a method such as a method, and has a function of automatically reading meter readings of the watt-hour meter of each customer and transmitting the meter reading result to the information communication network 10. In the residence 20, there is provided a mobile device 22 connected to the information communication network 10 via a gateway device 21. This mobile terminal device 22 is provided to a power company customer, for example, by wireless communication. The gateway device 21 communicates with the gateway device 21 via the power line, and transmits and receives signals using the PHS system (transceiver operation) or a home LAN using Ethernet. It will be connected to the information communication network 10 via the repeater 12.

Specifically, the mobile terminal device 22 displays product information such as product type and price, and selectively selects one or a plurality of products from a product group indicated by the product information. A function to send product ordering information (type of product, quantity, delivery time, etc.) to the customer along with customer information (information for identifying the customer, such as customer ID) through the information and communication network 10. Have. The above product information is downloaded through the information communication network 10 in advance, for example, every day, once a week, or once a month, for example, at a time when the product is not purchased, such as at midnight. Alternatively, the data is stored in a removable non-volatile memory such as a memory card and sent to a customer's address, and is loaded by setting the memory card in the portable device 22. In addition, product information is Even if it is supplied in a network, at least the price information and the new product information of the products, which are likely to be changed every day, are downloaded through the information and communication network 10 in the above-mentioned time zone.

 In addition, the portable terminal device 22 is, for example, a product list in which frequently purchased products created based on the product information stored in the key information center and the purchase history are arranged or products whose purchase times are coming. Has a function of displaying a product list indicating the following. In addition, it has a function to display a product list showing today's bargains based on product information downloaded the night before. In addition, it has a function to display the nutritional component or quality of the product selected for purchase based on the product information. It also has the function of displaying the place of origin or producer of the product selected for purchase.

 Reference numeral 90 denotes a meter reading information center connected to the information communication network 10, which has a function of receiving meter reading results from the gateway device 21 connected to the information communication network 10.

 Reference numeral 30 denotes an information center connected to the information communication network 10 and has a function of receiving customer information and product order information from the portable terminal device 22 via the gateway device 21.

The information center 30 also stores product information indicating the type of product purchased by the mobile terminal device 22 and purchase history (purchase date and number of purchases) for each mobile terminal device 22, that is, for each customer. It has a function to classify by customer purchase frequency (purchase cycle etc.) for each customer and to selectively list some of the most frequently purchased items. It also has the function of sending to In addition, it has a function of listing products whose purchase time has come based on the above-mentioned product purchase cycle, and a function of sending this information to the portable terminal device 22. Note that the product information indicating the type of purchased product and the purchase history are stored in the information center 30 by reducing the load on the mobile terminal device 22 and, for example, by reducing the storage capacity of the mobile terminal device. This is to reduce the cost of the device 22. Capabilities of mobile terminal device 2 2 If permitted, the above information (product information indicating the type of purchased product and purchase history) is stored in the mobile terminal device 22 and a product list is created in the mobile terminal device 22. Is also good.

 The information center 30 sets up a product sales website 31 that receives customer information and product order information from the mobile terminal 22 as a free website that does not require a provider contract. In addition to the sound of the mobile terminal device 2 2! A general website 32 for internet connection to various websites 41, 42 of ^ is provided as a pay website that requires a Pronoida contract.

 Note that the meter reading information center 90 may also serve as the information center 30. That is, the meter reading information center 90 and the information center 130 may be the same center. In this way, it is not necessary to provide an information center 30 separately from the meter reading information center 90, and the equipment cost can be reduced.

 Also, in FIG. 1, customer information and product ordering information from the mobile terminal device 22 enter the information center 30 via the meter reading information center 90, but the signal route is the reverse of the above. A configuration to enter the meter reading information center 90 via the center 30 may be employed, and the routes to the information center 130 and the meter reading information center 90 may be different.

 5 1 is a product distribution center such as a trading company that handles various products, 5 2 is a retailer such as Super Macket that retails various products, and 5 3 is a manufacturer that manufactures various products. One or more products that receive the customer information and product order information sent from the information center 10, selectively retrieve the product specified in the product order information, and indicate that the product has been delivered to the customer Send the received information to Information Center 30. The product distribution center 51, the retailer 52, and the manufacturer 5 3 are classified in advance by the product distribution center 51, retail ^ # 52, and manufacturing ^ # 533 for each product handled. Thus, customer information and product ordering information are sent through a communication line.

60 indicates the goods to be delivered. 70 indicates a delivery center that receives product ordering information from the product distribution center 51, retailer 52, and manufactured fresh 53, and delivers the product to the customer at the designated time. This courier can also be a 70% retailer. Numeral 7 1 indicates a truck for transportation with difficulty in home delivery. 7 2 is home delivery difficult 70 0 wins to the 1H destination, and when the delivery of the goods is completed, the product number of the goods is input as the goods receipt information by, for example, a barco-drier, and An ID reader is used to input the customer ID by pre-distributing the customer ID (the required items such as the ID number of the company are stored) by reading the ID with a power reader. is there.

 A bank 80 is used to settle the purchase price of the product.

 Next, the flow of information in this product sales system will be described with reference to FIG. First, product information (product type, bargain product type, product price! ^) Is sent from the information center 30 to the customer's mobile terminal device 22 using the information and communication network 10 as a medium or from the military. 'I send both the raw memory card and the information communication network 10 as a medium. When using a memory card as a medium, the memory card is delivered to the customer by, for example, a courier service.

 In this case, price information, new product information, information indicating the types of bargains, etc., which may change daily, will be sent to the information and communication network 10 as an appreciation book, and price information, new product information, bargains Unlike information indicating type, etc., information on product varieties, images, production areas, producers, nutritional components, quality, etc., where the cycle of change is, for example, one week to one month or more, I will send it on a memory card. In this way, even when the information communication network 10 is a low-speed line, ordering work can be performed in near real time while displaying products as images on the mobile terminal device 22. System and can.

The customer selects one or more specific products based on product information by operating the operation keys or touch panel provided around the screen while viewing the screen of the mobile terminal device 22 Then, specify the number and time zone, and then perform the purchase operation. As a result, the product ordering information is sent to the I green information center 30 through the gateway device 21 and the I green information communication network 10.

 As a result, the information center 30 sends the customer information and the product ordering information to any one of the merchandise distribution center (picking center) 51, retail! ^ 52, and manufacturing H # 533 such as a trading company.

 The merchandise distribution center 51, retailer H 製 52, or manufacturing maker 53, to which the merchandise order information was sent, receives the merchandise 60 based on the type and number of merchandise specified in the merchandise order information. Take out.

 The retrieved product 60 is placed on a transport truck 71 by home delivery 70 and delivered to the customer's residence 20.At this time, a product distribution center 51 such as a trading company 51, retail H # 5 2 or Manufacturing »5 3 to courier company 70, contents information, delivery time zone information and destination information (indicating the customer's residence) are passed, and delivery service from courier company 70 on transport truck 71 The contents information, the time zone information and the destination information are passed to the person, and the contents information indicating the type of the product is passed to the customer from the Sffit person.

As a result, the customer hands the customer card 23 with his or her ID number recorded in place of the receipt stamp to the delivery person. The delivery person uses the receipt reader 72 to enter the product number of the product and the customer's ID number, thereby generating product receipt information. The product number is determined, for example, by reading barcode information attached to the case of the product with a barcode reader or the like. The customer's ID number is obtained by passing the customer card through a card reader. The product receipt information generated by the receiving reader 72 is returned to the home delivery difficulty 70 by reading the data of the receiving reader 72 with the home delivery computer 70, and then returned to the home via the communication line. From 0, return to the product distribution center 51 such as a trading company, retail ^ # 5 2 or manufacturer 53, and return to the product distribution center 51 such as a trading company, retailer 52, or manufacturing ^ # 53 from the information center. Returned to 130 using a communication line. In addition, receipt reading The mobile phone 72 may be provided with a mobile phone function such as a PHS to return the product receipt information to the home delivery company 70 on the spot. In this case, the information center will confirm that the product has been delivered to the customer.

You can check quickly with 30 and respond to customer inquiries "^" delicately.

 The goods receipt information returned to the information center 30 is sent to lit @ 80. The information center 110 also sends an electronic slip showing the details of the product purchased by the customer once a month (type, quantity, price, purchase date, total purchase price, etc.) to the information communication network 10 and the gateway device 21. To the mobile terminal device 22 through. As a result, the customer can check and print the electronic slip on the screen of the portable terminal device 22, and can know the details of the product purchase in one month. The reward 80 sends payment information (ΐdeduction information) to the customer and sends payment information to the information center 30.

 Having described the flow of a series of information above, the physical distribution will now be described with reference to FIG. The merchandise 60 is sent from a merchandise distribution center 51 such as a trading company, a retailer ¾ 52 or a manufacturer 53 to a home delivery provider, and the home delivery 20 uses the transport truck 7 1 to provide the customer's residence 20 Delivered until the specified delivery time.

 The flow of money will be described with reference to FIG. The payment for the goods is made by withdrawing the credit from the bank account of the customer in the credit 80, and payment is made to the information center 30 from the credit 80. In addition, a part of the product price paid to the information center 30 is paid to a product distribution center 51 such as a trading company, a retailer 52 or a manufacturer 53 and a home delivery 70.

The payment of the commodity price, that is, the settlement of the purchase price of the customer's commodity may be performed by using the electricity charge settlement system of the electric power company. In this case, the power rate information obtained by the automatic meter reading by the gateway device 21 is stored together with the customer information in the power rate data base provided at the meter reading information center 90. Product purchase price information is stored together with customer information in the purchase fee database provided at the information center 30. Is done. Then, the information is stored in the payment fee information payment fee database, which is the sum of the power fee information and the product purchase price information for each customer. This payment fee overnight may be provided in either the visual information center 90 or the information center 30. The information stored in the payment fee database is sent to the meter reading information center 90 or the information center 130 every month to lit @ 80, and the payment fee is automatically deducted from the customer's ilf account. Will be. In this case, the notice of billing or receipt of the purchase price of the product will be added to the bill or receipt of the electricity charge.

 Here, the flow of information, goods, and money in the merchandise sales system described in FIGS. 1 to 3 will be comprehensively described with reference to the flowchart of FIG.

 Step S1: Download the product information from the information center to the portable terminal device via the gateway device.

 Step S2: The product order information is transmitted from the portable terminal device to the information center.

 Step S3: The data of the product order information sent from the portable terminal device at the information center is totaled, for example, every two hours.

 Step S4: Transfer the aggregated product order information to the trading company, retailer or manufacturer. If the assignment is determined for each product type, the product order information is sorted for each product type and transferred to a trading company, retailer or manufacturer.

 Step S5: Commodity order information is sent from the trading company, retail or manufacturing ^ # to home delivery.

 Step S6: The trading company, retailer, or manufacturer will pick up the product specified in the product order information.

 Step S7: The product is delivered from the product distribution center to the customer via the distribution.

 Step S8: Enter the received data.

Step S 9: Tally the received data at the goods distribution center or the like. Step S10: Totals the received data at the information center.

 Step S11: Send an electronic slip to the customer once a month. This allows the mobile terminal device to display the billing breakdown.

 Step S12: Send an electronic slip to llff once a month. This will automatically debit the customer's account.

 Next, the configuration and operation of the portable terminal device 22 will be described with reference to FIG. 5, FIG. 6, and FIG.

 As shown in FIG. 5, the portable terminal device 22 operates based on application software to collect, display, and transmit information required by a user, and to collect data. Communication unit 5 that connects to and communicates with an external gateway device 21, a display unit 3 that displays data, and an operation unit 4 that selects necessary information from the contents displayed on the display unit 3. A data output unit 6 for printing necessary data by selecting from the operation unit 4 and a data recording unit 7 for recording data collected through the communication unit 5 and replacing the application software of the apparatus from the operation unit 4. And a power supply section 9 for supplying power for operating the apparatus, a television receiving section 1 for displaying a television image by selecting from the operation section 4 on the display section 3, and Composed of I have. The television receiver 1 can be omitted.

 Hereinafter, each component of the portable terminal device 22 will be specifically described.

 The arithmetic unit 2 includes a non-volatile memory 2-3 for storing software, a CPU 2-1 for operating the software and processing data, and an SRAM (static random access memory) for recording and reading data. ) Input data from 2-2 and the operation unit 4, output data to the display unit 3, and input / output data between the communication unit 5, the data output unit 6, and the data recording unit 7. It consists of an I ZO unit.

CPU 2-1 is provided as a main integrated circuit. SRAM 2-2 is a high-speed rewritable memory, which is provided for processing data and operating software. Have been. The non-volatile memory 2-3 is composed of, for example, a flash memory, and records application software. The I / O section 2-4 has an input / output function for performing input / output such as display, operation, communication, recording, and printing.

 The display unit 3 is composed of a thin and lightweight liquid crystal display device, is capable of displaying all images of the product in a single color, and is also capable of displaying television images. The display unit 3 may be provided with a function for explaining the contents of the product by voice in order to cope with a case where the display content cannot be appropriately displayed on the screen. Note that this audio function is also used to output television audio.

 The operation unit 4 has a structure in which a menu displayed on the display unit can be selected by operating with a small arrow key (cross key) or a plurality of selection keys. It should be noted that the evening touch panel provided on the display unit 3 can be used as the operation unit 4. The evening touch panel can be operated with a finger-only pen.

 The communication unit 5 has a function of communicating with the gateway device 21 and can correspond to communication data from low-speed data for monitoring and controlling home electric appliances β to high-speed data on the Internet. . The communication method may be any of a wireless method and a wired method, and the means may be, for example, PHS, specific low-power wireless, LAN, dedicated pair line, power line, and the like. In particular, when a power line is used, the communication unit 5 is connected to the power supply unit 9 and there is no need to perform dedicated wiring.

 In addition, the communication unit 5 can have two systems of communication functions and a communication system capable of communication with home electric appliances in the home in communication with the gateway device 21.

 The data output unit 6 has a printing function to record the data as well as to display the data, whereby a receipt or a certificate can be issued. Note that the printing function can be omitted. In this case, you can have the memory card on which the data is recorded be printed by bringing it to a bank or information center.

The data recording unit 7 has a function of recording data downloaded by communication. The data recording unit 7 includes a connector 7-1 and a rewritable memory 7-2, and the rewritable memory 7-2 has a rewritable structure (for example, a memory card). . The data recording unit 7 can record advertisements, new menus, and certificates, and has a memory structure that allows »to take out data.

 The connector 7-1 is connected to the internal operation unit 2 and the like, and has a structure that allows easy insertion and removal of the memory 7-1. The rewritable memory 7-2 is composed of a rewritable medium such as an SD card, a CF card, a memory card, and a floppy disk, which can be easily removed and handled.

The clock unit 8 has a function of keeping accurate date and time, and also has a calendar function for recording reservations, schedules, and notification information of the apparatus. Further, it has a function of automatically adjusting the clock from the time signal or radio wave received by the television receiver 1 or a function of easily adjusting the clock from the operation unit ⁴ .

 The power supply unit 9 has a function of converting an AC voltage input from a commercial power supply into a DC voltage required as a drive power supply internally. When power line communication is used, both the power supply path and the communication path are commercial power lines. The power supply unit 9 may operate as a system with a built-in rechargeable battery, and may be rechargeable by being connected to a power adapter having an external charger.

 The television receiver 1 receives the television broadcast and displays it on the table || 53, and the television sound is output from the speaker (not shown).

 FIG. 6 is a schematic diagram showing the appearance of the portable terminal device 22. In FIG. 6, 100 is the housing of the portable terminal device, 101 is the liquid crystal panel which is provided on the housing 100, and 102 is the sound emission hole of the built-in speaker. , 103 is an antenna for television reception, 104 is a cross key serving as an operation unit, 105 is a selection key serving as an operation unit, 106 is a memory card insertion unit in a data recording unit, and 107 is a Charging device Light line communication device.

 The mobile terminal device having the above configuration operates, for example, as follows.

1 · Web site for product sales by accessing the information center via the gateway device Go to the product sales website, select the required product and purchase it.

 2. Mobile terminal devices can display advertisements and flyers for retail stores such as supermarkets and flyers on the screen, and can display the sale and special sale items on the screen. It is possible to select a retail store to purchase in order or the like.

 3. Shopping details and receipt format can be displayed and printed on the screen, and it has a daily household account book function. The display may include the electricity bill. Further, the issuance of the electronic certificate can be recorded on a memory card or the like of the data recording sound 15, and the memory card can be used for settlement and certification.

 4. Inquiries to retailers can be made by e-mail.

 5. It has a function to display menus, performs daily southern crying support (calories priority, budget priority; ^ is possible), just selects a menu, automatically selects the special sale content and necessary ingredients for the day, You can order. You can also exclude orders for ingredients that are already at home.

 6. You can download the recipe of the order contents, record the cooking method in the data recording unit (memory card), and insert the recorded data into the home appliance to automatically make the home β perform the optimal cooking. It is possible. For this purpose, it is assumed that the household appliance β is compatible with a memory card, that is, it is possible to set the cooking process by taking in data from the memory card. If a communication function such as a call-tooth is installed, it can be transmitted wirelessly to home appliances in the kitchen.

 7. During the night, the contents of the next day's sales are automatically down-loaded from retailers such as supermarkets, and the automatic menu that can be checked and ordered the next morning is equipped with the gff function.

 8. At the time of product purchase, you can specify the 31-hour Rooster, which can be confirmed on the display. If there is data received from the supermarket, it may be notified by voice or display.

9. It is preferable to have a TV reception function that allows you to watch TV images, and that it can be easily installed in the kitchen. For example, a chain mounting structure hanging from the wall, Or a structure that can be attached to the door of a refrigerator or the like is optimal.

 Next, a procedure for purchasing a product using the portable terminal device will be described with reference to FIG.

 First, when the power switch of the mobile terminal device is turned on, the ID of the user is automatically checked, and the terminal is connected to the information center. Then, on the screen of the display unit, there are displayed three rectangular areas in which, for example, the words “shopping”, “menu”, and “go to another website” are written. In this state, one of the three rectangular areas is selected by the key operation or the touch panel operation. For example, when the rectangular area of “shopping” is selected, the screen of the display changes, and the rectangular area indicating the major product category by last and characters and the character of “today's recommended items” are displayed. A rectangular area and a rectangular area with the text “Total shopping for this month” are displayed.

 Use the keys or the evening panel to select a rectangular area with the text “Recommended products of the day”. The screen switches to display information about the recommended products of the day on the display screen.

 Also, if you select a rectangular area with the text "Total shopping for this month", the total amount of shopping for this month is displayed. If the total amount of shopping for the current month is displayed in the rectangular area with the text “Total shopping for this month”, the operation for selecting the rectangular area is unnecessary.

In addition, in the rectangular area indicating the product major classification by illustration and text, it can be selected by designating the last of the product group that the user wants to shop. For example, when a drink is selected and the “temporary purchase” button is operated, the screen is switched to display a rectangular area indicating a product classification. Furthermore, the user can select a product to be purchased by specifying one of the products from the rectangular area indicating the in-product category. For example, when the “milk” button is selected and the “buy” button is operated, the screen switches to display a rectangular area for product selection showing various product names of milk in beverages on the screen. And the product selection When a specific product name is selected on the shape area and the “Temporary purchase” button is operated, the screen switches to a list of temporarily purchased products (product name, quantity, unit price, etc.) and a subtotal of the purchase price. , A consumption tax, a rectangular area displaying the total amount, etc. are displayed on the surface. When the “Purchase” button is operated in the rectangular area on this screen, the screen switches to display a rectangular area for specifying the home delivery day time zone on the screen. On this screen, select any of the displayed delivery day time zones and operate the “Apply” button to send the product ordering information obtained by the above operation to the information center. Will be. Note that, in the rectangular area for specifying the home delivery date and time zone, only the day when delivery is possible and the interval between home delivery at the time of ordering are displayed. In each of the above screens, selecting the "Return" button will return the screen to the previous screen.

 On the other hand, if you select the rectangular area of “Menu” on the initial screen, the screen switches and the rectangular area showing a list of menu themes (for example, health, lunch, alcoholic beverages, etc.) appears on the screen. Will be displayed. For example, when the button indicating “health” is selected on the screen of the rectangular area showing the menu theme list, the screen is switched, and the rectangular area showing the health menu is displayed on the Hi screen. When you select a dish name on the screen showing the rectangular area showing the health menu, the screen switches to the rectangular area showing the recipe corresponding to the dish name. Become. In addition, it is possible to automatically purchase products necessary for the dish simply by selecting the dish name.

 The operation for shopping and the operation for displaying a cooking recipe described above can be performed without a communication connection fee.

If you select the “Go to another website” rectangular area on the initial screen, you can connect to websites other than the product sales website, and from there, you can access various websites via the Internet. You can contact the bird. However, in order to be able to select the rectangular area of “Go to another website”, it is necessary to make a contract with the information center in advance. In this case, the communication connection fee will be charged. Next, the gateway device 21 will be described in detail with reference to FIG. This gateway device is used as an infrastructure for power if, and as shown in FIG. 8, the gateway device main circuit 201 and the information center of the power company via a repeater and an information communication network. An external communication unit 202 for performing communication, a home communication unit 203 for performing communication between a portable terminal device placed in the home, and an electronic camera for performing meter reading of a power meter. It consists of an interface section 204, a τ 水道 road, a water supply for gas meter reading, and a gas meter-in face section 205.It has an electric power meter and gas Provide communication lines connecting the centers. The gateway device main circuit 201 includes a CPU 211, a rewritable nonvolatile memory for storing software, 212, a RAM 211, and an authentication / encryption unit 214. Become. In the authentication and decoding unit 2 14, a physical address is set.

 In the gateway device main circuit 201 described above, a rewritable non-volatile memory 212 containing an application program enables external program change and addition. In addition, by sharing the application processing in the gateway device, a system configuration that can satisfy the required functions even with an inexpensive portable terminal device is possible.

 The functions of the gateway device described above are shown below.

 1. Power meter reading function

 2. Information buffer function

 It has a function to store the information sent from the information center inside the device at any time, and to transfer the information during the online period to the mobile terminal device at home.

 3. At the request of the customer (user), it is possible to follow up on a new program from the information center or to update existing software.

 4. Equipped with an interface for gas and water meters, and improved efficiency through joint meter reading. ■

5. Automatically authenticates mobile terminal devices and activates external communication, Reduce burden and ensure easy operability for users.

 6. The communication unit shall be separable so that it can easily respond to changes in technology.

7. It is possible to have a HUB that can connect to the Internet with a mobile terminal device and has a W-function in the home LAN configuration.

 The external communication unit 202 has a structure that allows the selection of an interface that can be used according to the area, regardless of whether it is a wired connection or a wireless connection. It is considered that high-speed power line transportation can also be used.

 The in-home communication unit 203 can use three types of communication methods: power line (low-speed), transit connection using PHS, and in-house LAN construction with a built-in ETHE RNET hub function. Lines and the other two methods can coexist.

 In the above embodiment, the gateway device is used, but there is no need to use the gateway device. For example, if the system is configured completely separately from the automatic meter reading of the electric energy, the gateway device can be omitted.

 According to the merchandise sales system of this embodiment, it is possible to effectively sell the merchandise to the electric power company customers by effectively utilizing the information and communication network 10 constructed using the electric power transmission and distribution network of the electric power company. However, the cost for infrastructure development can be kept much lower than providing a dedicated communication line. In addition, since the dedicated mobile terminal device 22 distributed to the customer of the power company is used, it is easy to construct the closed information communication network 10, which is advantageous in terms of security.

 In particular, a gateway device is installed for each main residence of a power company customer, and a physical address is set for this gateway device. It is more secure than the case where an unspecified large number of people can connect as in the information communication network using Internet, and the purchaser of a product can only be identified by a logical address. It is more advantageous in terms of aspect.

In addition, since the people who purchase products are virtually limited to customers of the power company, It is possible to limit the area to which 22 is distributed, and by providing the area and number of mobile terminal devices 22 to be distributed according to the processing capacity of the information center 30 Product supply and increase customer satisfaction.

 In addition, by limiting the area to which the portable terminal device 22 is to be distributed and by intensively distributing the portable terminal device 22 to that region, it is possible to limit the product delivery area and increase the delivery density in that area. As a result, product efficiency can be improved and delivery costs can be reduced.

 Also, for example, if a retailer also serves as a courier service, retail! ^ Because you deliver the goods directly, your local retailers will be less connected to the customers who purchase the products in the area, and you will be more reassured when purchasing products. It can give a feeling. '

 In addition, it is possible to easily connect the Internet to the external sound ^ 7 website using the portable terminal device 22 without installing a personal computer for the Internet. In addition, since the Internet can be used, the use S of the mobile terminal device 22 can be increased, and as a result, it is possible to encourage the user to use the mobile terminal device 22 to purchase products. . In addition, the information center 30 can perform the provision business by effectively using the equipment for product sales, and can increase the profit not only from the product sales business but also from the provision business. .

 In addition, since the information is sent from the information center 10 to the mobile terminal device 2 through the information communication network 10, the latest product information can be always notified to the purchaser of the product.

In addition, at least price information and new product information that are likely to change daily among product information are sent through the information and communication network 10, and information other than price information and new product information is different from the information and communication network 10. If transmission is performed using an information medium, a low-speed network 10 having a low transmission speed can be used as the information communication network 10, and communication costs can be reduced. In addition, since the settlement of the customer's product purchase price is performed using the electricity company's electricity rate settlement system, the business process of the customer's product purchase price settlement can be included in the electricity price settlement business process. Products can be sold without building a system, and the cost of settlement operations can be reduced.

 In addition, by displaying a product list in which products with a high purchase price are arranged on the mobile terminal device 22, it is possible to easily and quickly place an order for a product with a high purchase frequency. In addition, by displaying a product list showing the bargains of the day on the mobile terminal device 22, the buyers of the products can be informed of the bargains of the day, and the bargains can be purchased easily and promptly. be able to.

 In addition, by displaying the nutritional component or quality of the product selected for purchase on the portable terminal device 22, the buyer can select the product to be purchased appropriately with reference to the nutritional component or quality. S can.

 In addition, by displaying the production place or producer of the product selected for purchase on the portable terminal device 22, the purchaser appropriately selects the commodity to be purchased with reference to the production place or producer. be able to. Industrial applicability

According to the merchandise sales system described in claim 1, the merchandise is sold to electric power company customers by effectively utilizing the information and communication network constructed using the electric power transmission and distribution network of the electric power company. The cost for infrastructure maintenance can be kept much lower than providing a dedicated communication line. In addition, since a dedicated terminal device distributed to the customer of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In addition, since the people who purchase the products are virtually limited to the customers of the electric power company, it is possible to limit the area where the terminal device is distributed, and distribute the terminal device according to the processing capacity of the information center. By setting the region and quantity to be It can secure a stable supply of products and increase customer satisfaction.

 According to the merchandise sales system described in claim 2, the merchandise can be sold to electric power company customers by effectively utilizing the information and communication network constructed using the electric power transmission and distribution network of the electric power company. However, the cost for the infrastructure can be significantly reduced as compared to providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In addition, since the people who purchase the products are effectively limited to the customers of the power company, it is possible to limit the area where the terminal device is distributed, and distribute the terminal device according to the processing capacity of the information center side By setting the region and the number, it is possible to secure a stable supply of products to customers and increase customer satisfaction. In addition, by limiting the area to which the terminal devices are distributed and by centrally distributing the terminal devices to the area, it is possible to limit the product distribution area and increase the delivery density in the Kapoja area. Product delivery efficiency can be improved and delivery costs can be reduced.

According to the merchandise sales system described in Claim 3, the merchandise can be sold to electric power company customers by effectively utilizing the information and communication network constructed using the electric power transmission and distribution network of the electric power company. However, the cost for infrastructure maintenance can be significantly reduced as compared to providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In addition, since the people who purchase the products are effectively limited to the customers of the power company, it is possible to limit the area where the terminal devices are distributed, and distribute the terminal devices according to the processing capacity of the information center. By setting the region and the number of products to be provided, it is possible to secure a stable supply of products to customers and increase customer satisfaction. In addition, by limiting the area to which the terminal devices are distributed and by centrally distributing the terminal devices to the area, it is possible to limit the product distribution area and increase the density of the area, and as a result Efficiency can be increased and delivery costs can be reduced. According to the product sales system described in claim 4, since the retail goods are delivered directly to the customer, the connection between the local retailer and the customer who is the purchaser of the local goods is strengthened. In addition, when purchasing a product, it is possible to give the customer who is the buyer a sense of security.

 According to the merchandise sales system described in claim 5, merchandise can be sold to electric power company customers by effectively utilizing the information and communication network constructed using the electric power transmission and distribution network of the electric power company. However, the cost for infrastructure development can be kept much lower than providing a dedicated communication line. In addition, since a dedicated terminal device distributed to customers of the power company is used, it is easy to construct a closed information and communication network, which is advantageous in terms of security. In particular, a gateway device is installed at each main residence of a power company customer, and a physical address is set in this gateway device. Address, and can be connected by an unspecified number of people, such as an information and communication network using the Internet, and is more advantageous in terms of security than when the purchaser of a product can be identified only by a logical address. is there. In addition, since the buyer of a product is effectively β-armed by the customer of the power company, it is possible to limit the area to which the terminal device is distributed, and to use the terminal device according to the processing capacity of one information center. By setting the distribution area and the number of products, stable product supply to customers can be secured, and customer satisfaction can be enhanced.

 According to the merchandise sales system described in claim 6, the meter reading information center also serves as the information center, so that there is no need to provide a dedicated information center and the equipment cost can be reduced.

 According to the commodity sales system described in claim 7, the commodity information of ff can always be notified to the purchaser of the commodity.

According to the product sales system described in claim 8, at least the price information and the new product information, which are likely to be changed on a daily basis, of the product information are transmitted through the information communication network. Since information other than sending, price information and new product information is sent using an information medium different from the information communication network, a low-speed network with a low transmission speed can be used as the information communication network, which reduces communication costs. can do.

 According to the merchandise sales system described in claim 9, since the settlement of the customer's purchase price is performed using the electricity company's electricity price settlement system, the business process of the settlement of the customer's purchase price is the electric charge. It can be included in the payment processing and can be sold without the need to construct a new payment system, and the cost of payment processing can be reduced.

 According to the merchandise sales system as set forth in claim 10, by displaying a merchandise list in which merchandise having a high purchase key is arranged on a terminal device, it is possible to easily and quickly order a frequently purchased merchandise. be able to.

 According to the merchandise sales system described in claim 11, by displaying a merchandise list showing today's bargains on the terminal device, the purchaser of the merchandise can be notified of the bargains of the current day. As well as being able to purchase bargains easily and quickly.

 According to the merchandise sales system described in claim 12, by displaying the nutritional component or quality of the product selected for purchase on the terminal device, the purchaser can refer to the nutritional component or quality. Therefore, it is possible to appropriately select a product to be purchased.

 According to the merchandise sales system described in claim 13, by displaying the production place or producer of the commodity selected for purchase on the terminal device, the purchaser can refer to the production place or producer. Then, the product to be purchased can be appropriately selected.

According to the product sales system described in claim 14, it is possible to easily realize the Internet connection to an external website using a terminal device without installing a computer for the Internet. . In addition, since the Internet can be used, the use of the terminal device can be increased, and as a result, the terminal device is used for product purchase. Can be encouraged. In addition, the information center can effectively use the β for product sales and conduct the provision business, which can increase not only the revenue from the product sales business but also the revenue from the provider business.

Claims

The scope of the claims 1. An information and communication network constructed using the power transmission and distribution network of the power company, and distributed to the customer of the power company and connected to the information and communication network to display product information such as product type and price. A terminal device for sending, through the information communication network, product ordering information for selectively purchasing any one or a plurality of products in the product group indicated by the product information together with customer information; An article sales system, comprising: an information center connected to the information communication network to receive customer information and article order information from the terminal device. 2. An information communication network constructed using the power transmission and distribution network of the power company, and distributed to customers of the power company and connected to the information communication network to display product information such as product types and prices. A terminal device for sending out, through the information communication network, product ordering information for selectively purchasing any one or a plurality of products in the product group indicated by the product information, together with customer information; and An information sensor connected to a communication network for receiving customer information and product order information from the terminal device; and receiving the customer information and product order information from the information center and receiving the product order information. A product distribution center for selectively retrieving the product specified in the above, and receiving the customer information and the product order information from the product delivery center, A product that receives the product specified by the product order information and delivers the product specified by the product order information to the customer's location specified by the customer information. Sales system. 3. An information and communication network constructed using the power transmission and distribution network of the power company, and distributed to the customer of the power company and connected to the information and communication network, displaying product type, product information of ^, Product ordering information for selectively purchasing one or more of the products in the product group indicated by the product information together with customer information A terminal device for sending out through a communication network; an information center connected to the information communication network for receiving customer information and product order information from the terminal device; and receiving the customer information and product order information from one of the three information centers. Receiving the customer information and the product order information from the retailer and selectively receiving the product specified by the product order information; and A product delivery system that delivers a product specified by the product order information to the customer's residence specified by the information. 4. The product sales system according to claim 3, wherein the retailer # also serves as a courier service.  5. An information and communication network constructed using the power transmission and distribution network of the power company, and attached to the customer's residence of the power company and connected to the information and communication network. A gateway device that sends the meter reading results to the information communication network; and is distributed to customers of the power company and connected to the information communication network via the gateway device to display product information such as product types and prices. In addition, a terminal device that sends out, through the information communication network, product ordering information for selectively purchasing one or more products in the product group indicated by the product information, together with customer information. A meter reading information center connected to the information communication network and receiving a meter reading result from the gateway device; Product sales system comprising that you have an information sensor evening one that is connected to the work receiving customer information Contact Yopi purchase order information from the terminal device.  6. The product sales system according to claim 5, wherein the meter reading information center also serves as the information center. 7. Claims 1, 2, and 3 characterized in that the information center has a function to send product information such as product type and price to the terminal device through the information communication network. Item 3 or 5 item sales system. 8. Information center sends at least the price information and the new product information of the product information to the terminal device through the information communication network, and dislikes the S price information and the new product information of the product information! ^ Wherein said information is transmitted using an information medium different from said information and communication network, wherein the product sales described in claim 1, 2, 3, or 5 are provided. system.  9. The information center, wherein the settlement of the purchase price of the customer's product is carried out by using the electricity bill settlement system of the electric power company, wherein the information center executes the settlement according to claim 1, 2, 3 or 3 Item 5 sales system.  10. The product according to claim 1, 2, 3, or 5, wherein the terminal device has a function of displaying a product list in which products frequently purchased are arranged. Sales system.  11. The merchandise sales system according to claim 1, 2, 3, or 5, wherein the terminal device has a function of displaying a merchandise list showing the bargains of the day. .  1 2. The terminal device according to claim 1, 2, 3, or 5, wherein the terminal device has a function of displaying a nutritional component or quality of the product selected for purchase. Goods sales system.  1 3. The terminal device according to claim 1, 2, 3, or 5, wherein the terminal device has a function of displaying a place of production or a producer of the commodity selected for purchase. Product sales system. 1 4. The Information Center will set up a product sales website that receives customer information and product order information from the terminal device as a free website that does not require a provider contract. In addition to the product sales website, the terminal device Claims 1, 2, and 3 characterized in that a general website for connecting to the external website is provided as a paid website requiring a provider contract. Section 3 or 5 Item sales system described in section.