KR20020059157A - The Data Processing Unit of the Tableware attached with Radio Frequency ID Tag and the Method of Classifying the Tableware and Calculating the Price of Meal thereby - Google Patents

Abstract

The present invention relates to a tableware having an RFID tag for storing a certain amount of data and outputting the stored data or changing the stored data, and a data processing device for classifying the tableware and calculating the price of the food contained in the tableware. In particular, the ID of the tableware containing the food, the type of food to be stored, the weight of the food, the food price per g, calories per g, etc. are stored in the tag attached to the tableware, the food is stored in the tableware and then the data processing apparatus It calculates the price of food and total calorie of food and provides it to customers, sorts the dishes that have been done after washing dishes by ID, and converts the data stored in the tag for use in the next serving. Data processing device for processing data of tableware with RFID tag classified by category, tableware classification and food value setting using the device It relates to a method.

Description

The data processing unit of the tableware attached with radio frequency id tag and the method of classifying the tableware and Calculating the Price of Meal hence}

The present invention relates to a method and apparatus for automatically classifying tableware containing each food in a restaurant receiving a value according to the type and quantity of food and automatically calculating the value of the food in the tableware using the classified tableware. .

In general, a cafeteria-type restaurant selects one or more dishes containing a dish ordered by a user and stores the dishes on a tray, and the accountant checks the food stored in the tray and calculates the total amount. It was.

However, the above-mentioned cafeteria-type sorting industry has a problem that it takes about 15 seconds of processing time to settle the price of food per user because the person in charge of the settlement must identify the dish with eyes. In particular, the person in charge has to arrange a skilled person in the industrial affairs affairs, but there was a problem that the securing of personnel is difficult and expensive.

Recently, the image pattern is registered while the dishes are put in the tableware, the dishes stored in the tray are monitored by the camera at the settlement place, and the dishes are identified by checking and checking the monitored and registered images. have.

However, in the method of identifying the menu by the image processing, when the shape containing the dish is different from the registered image or when the sauce or the like is added to the food, the identification agent is arranged at the settlement place. There is a problem that needs to be done.

In order to solve the problems of the conventional methods described above, the food price setting device and the tableware sorting method currently used put a dish with a resonance tag on the tag reading device of the payment device or the tableware sorting device, and the transmitting antenna of the tag reading device. A tableware sorting method of a restaurant is used, which reads an echo wave transmitted from the tableware by a reception antenna due to a radio wave of a plurality of frequencies transmitted from the table, and classifies the tableware by the resonance frequency of the echo wave read by the reception antenna. The dish is provided with one or two or more resonant tags in the bottom portion, the resonant tag is formed by printing the copper foil in a coil shape on both sides of the coin-shaped insulator, and connecting a capacitor to the center end of the copper foil. A resonant circuit is constructed and used.

In addition, the settlement device or the table divider is polymerized and embedded in a plurality of transmitting antennas and receiving antennas in the tag reader, and the plurality of transmitting antennas are connected to the transmitting amplifier through an antenna switching device which switches every short time. The reception antennas are connected to a data processor for converting received data through a reception amplifier, and a transmission controller is connected between the transmission amplifier and the data processor to synchronize transmission and reception of radio waves. The data processor is connected to a display device, a payment processing device or a dish conveying device through a register or dish sorter.

However, the above-mentioned dish sorting method using the tag transmitting the echo wave, automatic payment device and dish sorting device using the tableware are attached with tags having different echo frequencies according to the type of tableware. According to the type of tag to be produced by different types, there is a problem that the use of the tag attached to the tableware is very limited in terms of use efficiency because only the specified one should be used.

In addition, in order to settle dishes containing various foods, a frequency transmitter that detects a frequency transmitted from a tag attached to each dish needs to be installed in a large number of kinds of dishes, that is, tags. There is a problem in that the reading time requires a long time and the efficiency is also low.

In order to solve the problems as described above, the present invention attaches an RF ID tag that can oscillate a single resonant frequency and accumulate data therein to the bottom of the tableware, and at any time when the ID and data of the tableware are desired or the type of food. And it is possible to change and store according to the price to increase the efficiency of using the tableware.

In addition, in the configuration of the payment device for calculating the food value contained in the tableware with the tag, by installing only one frequency receiver, the configuration of the payment device is simplified, and the data value is changed according to the type of food changed every day. It is an object of the present invention to read the data of tableware at once and settle the food price in a short time.

In addition, by adding an electronic balance to measure the weight of the food to the payment device to measure the weight of the food contained in the calorie of the food to be provided to the customer.

In order to achieve the above object, the present invention provides a data processing apparatus for performing tableware classification, food price settlement, tag data change, etc. using a tableware having an RFID tag, and exchanging data with a tag attached to the tableware. Means for transmitting and receiving antennas for transmitting and receiving data for reading data stored in a tag or storing new data in a tag; An antenna interface for using a plurality of antennas that transmit and receive the same frequency when a large number of customers use the restaurant and want to settle the price of the food selected by the customer in a short time; An RF transceiver for generating a frequency transmitted and received through the antenna and combining data to be transmitted or extracting data from the received frequency; A data processor for extracting and transmitting data stored in a tag input through the antenna, or transmitting data for input to the tag to an RF transmitter / receiver; A CPU for calculating a price of food or processing data to be input to a tag according to information stored in the tags input from the data processor; Output means for outputting a value calculated by the CPU; Card payment means for allowing the customer to directly settle the food price displayed on the output means; Input means for inputting information to be input to the tag; And a data processing apparatus for processing data of a tableware with an RFID tag, comprising a personal ID identification unit for storing personal information about a customer who uses a restaurant and providing a service to the customer. do.

In addition, the present invention is a dish classification and food value settlement method using a data processing device for processing the data of the RFID tag is attached to the tableware, which purchases an RFID tag that is not stored in any of the dishes used in the restaurant Attaching or purchasing a plurality of dishes with the tag; Storing data in a tag by inputting data of the tag with the tag, the type of food to be contained, the price of the food to be stored, and the like by using input means to the tag attached to the dishes; When the data storage operation is finished in the tableware as described above, using the data processing device to classify the dishes by the food type or dish ID to be stored, and storing each sorted tableware by food type or tableware ID in the dish storage or serving table and ; Selecting the sorted dishes and putting food on a plate, and placing a plate on a transmission / reception antenna of the data processing apparatus; Calculating a value of food on the plate and displaying the value on an output unit; The customer paying the displayed food value directly using a card payment means; After washing the dishes returned after the meal, it is determined whether there are dishes to input new data among the dried dishes, and if there are dishes to input new data, the new data is stored in the tag using the data processing apparatus. If there is no need to input new data, the method for sorting the dish and the food value using the data processing device of the RFID tag is characterized in that it comprises the step of classifying according to the input data using the data processing device It features.

1 is a plan view showing an RFID tag used in the present invention.

FIG. 2 is a cross-sectional view showing an embodiment of the utensil with the RFID tag of FIG. 1. FIG.

3 is a block diagram showing an embodiment of a data processing apparatus for processing data stored in a tag of a tableware with an RFID tag according to the present invention;

4 is a flowchart sequentially illustrating a food value settlement method and a tableware classification method using the data processing device of FIG.

Figure 5 is a block diagram showing another embodiment of a data processing apparatus for processing data stored in a tag of a tableware with an RFID tag according to the present invention.

FIG. 6 is a flowchart sequentially illustrating a food value settlement method and a tableware classification method using the data processing device of FIG. 5; FIG.

<Explanation of symbols for the main parts of the drawings>

10: RFID tag 11: loop antenna

12: IC chip 20: tableware

31 transmitting and receiving antenna 32: antenna interface

33: RF transceiver 34: data processing unit

35: CPU36: output means

37: input means 38: personal ID identification unit

39: electronic balance 40: card payment means

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

First, the RF ID tag 10 used in the present invention may be attached anywhere in the form of a sticker as shown in FIG. 1, and a loop antenna 11 for transmitting and receiving frequencies, and storing data and being programmable. It consists of the IC chip 12.

The RF ID tag 10 may store data in the IC chip or read stored data by using a reader capable of transmitting and receiving a frequency identical to a frequency generated from the tag, and may delete stored data and delete new data. You can save the input.

In the present invention, the tag is attached to the bottom of the tableware used in the cafeteria operated restaurant, the type of food contained in the tableware, food price and data is stored and automatically settle the price of the food selected by the customer, the use It is intended to be used in the categorization method of the catering machine to sort the tableware according to the type of food and the data processing device for the settlement of the food contained in the tableware.

First, FIG. 2 illustrates an embodiment of a tableware 20 having a tag 10 according to the present invention. The RFID tag 10 having a programmable IC (IC) embedded in the rear surface of the tableware 20 is illustrated. The data is input to the tag 10 using a data processing apparatus described later according to the type of tableware and the type of food to be stored. In this case, a plurality of pieces of data may be selectively input according to the use of the tableware such as the ID of the tableware, the type of food to be put in the tableware, the price per gram of food, calories per gram of food, and the weight of the tableware. have.

In addition, the RFID tag may be separately purchased and attached to a tableware that is already in use, or a tableware having the tag may be purchased and used in various ways.

In order to use a tableware with an RFID tag as described above, a data processing apparatus capable of inputting data into the tag or extracting and processing the input data is required. The data processing apparatus includes both a data input apparatus, a dish sorting apparatus for classifying dishware using stored data, and a billing apparatus for calculating a price for foods contained in the dishware.

3 shows the data processing apparatus, which includes an antenna 31 for transmitting and receiving data, an antenna interface 32, an RF transceiver 33, a data processor 34, a CPU 35, an output means 36, and an input. Means 37, card payment means 40 and personal ID identification portion 38;

In more detail, the transmission / reception antenna 31 is a means for exchanging data with the tag 10 attached to the tableware, reading data stored in the tag, or storing data in order to store new data in the tag. It is a means of receiving and uses a loop antenna. In addition, the antenna interface 32 allows a plurality of antennas 31 for transmission and reception when a large number of customers use the restaurant and want to settle the price of the food selected by the customer in a short time. The RF transceiver 33 generates a frequency transmitted and received through the antenna 31 and synthesizes the data to be transmitted or extracts data from the received frequency.

In addition, the data processor 34 extracts data stored in a tag input through the antenna 31 and transmits the data to the CPU 35 or transmits data processed from the CPU 35 to the RF transmitter / receiver 33. Input to the tag using. In addition, the CPU 35 calculates the price of the food according to the information stored in the tags input from the data processor 34, or determines the type of the dish so that the user can view it through the output means 36. The user changes the data input through the input means 37. At this time, the output means 36 may use a monitor or a printer, and when using the printer to output the calculation paper to be used as a receipt provided to the customer. The input means 37 is preferably a means for directly inputting letters and numbers, such as a keyboard.

In addition, the food value displayed on the output means 36 pays itself by using a card payment means 40 such as a flat card or a rechargeable card that the customer purchases. The flat card is purchased at the restaurant where the data processing apparatus is installed, pays for the amount described first, and after the food is inserted into the card payment means, the price of the food is printed on the back of the card so that the customer can print the flat card. Be sure to check the remaining amount. In addition, the rechargeable card is charged with a certain amount after purchasing the first card, such as the IC card that is currently used as a bus card, the food value is displayed on the output means or after selecting the food and contacting the rechargeable card to the card payment means By displaying the calculated food value and balance, you can check the amount and balance used by the customer, eliminating the need for a separate settlement source. The card payment means and method is a means and a method currently being used, further description thereof will be omitted.

In addition, the personal ID identification unit 28 stores personal information about a customer who frequently uses a restaurant and uses it as a means for providing a service to the customer.

A dish classification method using a tableware having a data input device and a data input tag as described above, a method of calculating a food value contained in the tableware, and a data input method of a tag will be described.

First, an RFID tag with nothing stored therein is purchased and attached to the utensils being used in the restaurant, or a plurality of the utensils with the tag attached thereto.

Next, data such as the ID of the tableware with the tag, the type of food to be contained and the price of the food to be stored are input to the tag attached to the tableware using the data processing apparatus. At this time, the data input method may be stored in the IC of the tag by placing the dishes to be input the same data to the antenna device and transmit the input data. The input data may be deleted again as needed and new data may be input.

When the data storage operation is finished in the tableware as described above, the dishes are sorted by food type or dish ID to be stored using the data processing apparatus, and the sorted tableware is stored in the dish storage box or the serving table by food type or dish ID. At this time, a certain amount of food is put in the tableware or only the tableware is placed so that customers can put their own food.

When the customer selects the food contained in each dish as described above and puts it on the plate, and puts the plate on the transmitting and receiving antenna of the data processing device, the data processing device reads data of the dishes placed on the plate in one second. The food price will be settled.

When the food price is settled as described above, and the customer returns the tableware after finishing the meal, the tableware to input the new data is determined by determining whether there is any tableware to be washed / dried and to input new data. If there is a new data is stored in the tag using the data processing device, and if it is not necessary to enter the new data, sort the dishes according to the data input using the data processing device, and then put food or put food It is placed on this resting table.

In the above manner, the data stored in the tag attached to the tableware may be stored or the stored data may be changed and sorted by the tableware to contain the food, and the price of the food selected by the customer may be automatically settled in a short time.

The above-described data processing apparatus and method can simplify the configuration of the data processing apparatus and reduce manufacturing costs by storing data in tags attached to the tableware without having to register the data on the tableware and food in the data processing apparatus. have.

Next, in order to use the tagged utensils more effectively, a data processing device for measuring the calories of the food selected by the customer, selling the food in weight units at the request of the customer and the owner, and automatically calculating the price An embodiment of the present invention will be described.

Figure 5 shows an embodiment of a data processing device for calculating the price according to the weight of the food, having a unique ID, the upper and lower loop antenna 31 is installed on the upper surface and measuring the weight of the dish containing the food In order to collect and process the data input from the plurality of electronic balances 39, the antenna 31 installed in the plurality of electronic balances 39, and the antenna 31 In the RF transceiver 33 for generating a frequency to be transmitted through the data and the data to be transmitted or extract data from the received frequency, and the data and electronic balance (39) transmitted from the RF transceiver 33 The data processing unit 34 collects the weight-related data to be transmitted to the CPU and sets the price and calories according to the amount of food using the data transmitted to the data processing unit 34. CPU 35 for processing the data to be picked up or input, output means 36 for outputting the data calculated by the CPU 35, and a food value displayed through the output means 36 It comprises a card payment means 40 for paying itself, a data input means 37 for changing the data stored in the tag of the tableware, and a personal ID identification unit 38 for storing the personal ID of the customer. At this time, the data stored in the tag is a tableware ID, the type of food to be contained, the price per g of food to be contained, calories per g of food to be contained and the like.

In the installation of the data processing apparatus, first, a food serving table containing foods is installed in a rotary manner, and a dish storage table rotating like a food serving table is installed at the top of the serving table. Next, an electronic balance including a plurality of loop antennas is installed around the rotatable rack. In addition, the side of the electronic scale is provided with a plate holder for transporting food at once. When the data processing device is installed as described above, the customer repeats the process of putting the desired food in the desired amount in the tableware stored in front or on the top of the food until the food is selected. When the food is selected and put on the electronic scale as described above, the electronic scale measures the weight of the dish containing the food and transmits the measured data along with the ID of the electronic scale to the data processing unit. It is transmitted to the data processor along with the ID of the electronic balance through the loop antenna. Based on the data transmitted as described above, the CPU calculates the price according to the weight of the food, and informs the customer of the total calories of the food selected by the customer through the output device.

When the food calories and the food value is displayed through the output means as described above, the customer inserts or contacts the card owned by the card payment means to pay for the food price and eat. Subsequent processes are the same as described above with reference to FIG. 4, and thus, further description thereof will be omitted.

Data processing apparatus using a tableware with RFID tag of the present invention can store a plurality of data in the tag attached to the tableware, it is possible to delete or change the stored data, it is possible to efficiently use the tableware for the purpose .

In addition, the data processing apparatus can use the RFID tag attached to the tableware to generate the same frequency to reduce the data reading time to complete the settlement of the food value in a short time, and the structure of the data processing apparatus is used since a single frequency is used. Can be simplified.

In addition, by directly paying the food price through the card payment method attached to the data processing device, there is no need for a separate settlement agent, so labor costs can be reduced. You can get your customers to eat quickly.

In addition, the electronic balance can be added to the data processing device, and the data stored in the tag can be subdivided to settle the price according to the weight of the food. In hospitals where patients need to be fed calories or more, they can provide accurate meal calories rather than eye mass calorie measurements.

Claims (7)

In the data processing apparatus for performing tableware classification, food price settlement, tag data change, etc., As a means for exchanging data with an RF ID tag attached to the tableware to store and delete data and oscillating a single frequency, the data stored in the tag may be read or data may be stored to store new data in the tag. An antenna for transmitting and receiving for transmitting; An antenna interface for using a plurality of antennas for transmitting / receiving when a large number of customers use a restaurant and want to settle the price of the food selected by the customer in a short time; An RF transceiver for generating a frequency transmitted and received through the antenna and combining data to be transmitted or extracting data from the received frequency; A data processor for extracting and transmitting data stored in a tag input through the antenna, or transmitting data for input to the tag to an RF transmitter / receiver; A CPU for calculating a price of food or processing data to be input to a tag according to information stored in the tags input from the data processor; Output means for outputting a value calculated by the CPU; Input means for inputting information into the tag; Card payment means for paying the calculated food value displayed on the output means; And And a personal ID identification unit for storing personal information about a customer who uses the restaurant and providing a service to the customer. The method of claim 1, The data processing apparatus is provided with a transmission and reception antenna, and comprises a plurality of electronic scales having a unique ID, so that the RFID tag that can calculate the food value sold in units of weight and calculate the calories according to the food weight is attached Data processing apparatus for processing data of the tableware. The method of claim 1, And the card payment means is a flat card payment means using a flat card or a rechargeable card payment means using a rechargeable card. A method of classifying a dish and setting a food value using a data processing apparatus for processing data of a dish with an RFID tag according to claim 1, Purchasing an RFID tag in which nothing is stored and attaching it to a utensil in use in a restaurant, or purchasing a plurality of utensils to which the tag is attached; Storing data in the tag by inputting data such as an ID of the tableware with a tag, a type of food to be contained, and a price of food to be stored in a tag attached to the tableware using an input means; When the data storage operation is finished in the tableware as described above, the tableware is sorted by the type of food or the tableware ID to be stored using the data processing apparatus, and the tableware corresponding to the type of food or the tableware ID is sorted in the dish storage box or the serving table. Receiving; Placing food in the sorted dishware on a plate and placing the plate on a transmission / reception antenna of the data processing apparatus; Calculating a value of the food placed on the plate and displaying it through an output unit; Paying the displayed food price using a card payment means; After washing the dishes returned after the meal, it is determined whether there are dishes to input new data among the dried dishes, and if there are dishes to input new data, the new data is stored in a tag by using the data processing apparatus. If there is no need to input new data, the tableware is classified according to the input data using the data processing device. Classification and food price settlement method. The method of claim 4, wherein Data input to the tableware tag is a tableware ID and food using a data processing device for processing data of the tableware with an RFID tag, characterized in that the tableware ID, the type of food to be put in the tableware, the price of the food in the tableware Value settlement method. The method of claim 4, wherein Using a data processing device to process the data of the tableware with RFID tag, the method of calculating the food value by weight unit and measuring the calories of the selected food is performed by placing the desired amount of food in the tableware placed near the food selected by the customer. Dishes classification and food value settlement method using a data processing device for processing data of the RFID tag is attached to the table including the step of putting on the electronic balance. The method of claim 6, The tag attached to the tableware stores data such as tableware ID, type of food to be put in the tableware, price per gram of food, calories per gram of food, and the like. Dishes classification and food price settlement method using a data processing device for.