JP2002165193A - Video phone system - Google Patents

Abstract

(57) [Summary] [PROBLEMS] To provide a videophone system capable of presenting supplementary information according to communication contents. SOLUTION: A communication unit 21 of an information providing device 15 acquires voice data, and a voice recognition unit 22 performs voice recognition to generate text data (S401). The keyword extracting unit 23 extracts a keyword from the text data (S
402), the information search unit 25 searches whether the information is stored in the information storage unit 26 (S403). If there is general service information for the keyword, it is displayed on the display screen (S405),
If it is linked to the area information, the process proceeds to the area identification processing of S406, and the area service information is displayed by the area identification and the keyword (S407). Further, if there is a general advertisement for the keyword, the information search unit 25 displays the general advertisement on the display screen (S410). If the general advertisement is linked to the regional advertisement, the process proceeds to the region identification processing of S411, and the regional advertisement is displayed based on the region identification and the keyword (S412).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a videophone system for controlling videophone communication and displaying supplementary information on a videophone screen.

[0002]

2. Description of the Related Art In recent years, with the development of information communication technology, various information communication systems such as mobile phones, electronic mails, chats, and video phones have been developed. Further, in such an information communication system, various service information is provided to the user at the time of communication for the sake of convenience of the user. Here, the service information is, for example, a weather forecast or the like relating to the area where the user lives. Furthermore, in order to reduce the communication cost burdened by the user,
It has been proposed to insert a pay advertisement into communication content.

For example, Japanese Patent Laying-Open No. 2000-23127 discloses a system for displaying an advertisement considered useful to a user on a screen of a home videophone. In this system, the attributes of the user (attributes of the whole family; age, gender, etc.) are registered in the videophone in advance. And it is set so that the content of the advertisement to be displayed may be changed according to the user who uses it. In Japanese Patent Application Laid-Open No. H11-3348, a technique for inserting an advertisement into a screen of a chat (a screen of a personal computer) performed via the Internet or the like has been developed. In this technique, a word input by a chat user is read, and an advertisement corresponding to the read word is displayed.

[0004]

SUMMARY OF THE INVENTION However, Japanese Patent Application Laid-Open
In the technology disclosed in Japanese Patent Application Publication No. 000-23127, an advertisement corresponding to only the attribute of the user is displayed, and therefore, an advertisement corresponding to the communication content cannot be displayed. Also, JP-A-11-33
In the technology disclosed in JP-A-48-48, since a character string typed by a user is read, it cannot be used for communication of a type in which main communication contents are transmitted by voice, such as videophone communication. Usually, in a chat system, a system and a server are connected using an IP address, and further, a server and a user terminal are connected using a telephone number. Therefore, since the system does not acquire the telephone number of the user terminal, the system cannot identify the installation area of the terminal. For this reason, it has been difficult to provide supplementary information according to the location of the user.

The present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to provide a videophone system capable of presenting supplementary information according to communication contents to a user. is there.

[0006]

To achieve the above object, the present invention relates to a video telephone system for controlling communication between video telephones and displaying supplementary information on a display screen of the video telephone during communication. A storage unit that stores the additional information, a keyword detection unit that detects a keyword from the voice of the communication, and additional information related to the keyword detected by the keyword detection unit, from the storage unit, And a keyword information display section to be displayed on the telephone.

Further, in the present invention, in the above-mentioned video telephone system, an area discriminator for discriminating an area where the video telephone in communication is located, and additional information related to the discriminated area are selected from the storage section. And a local information display section to be displayed on a videophone during communication.

Further, the present invention provides a videophone system for controlling communication between videophones and displaying supplementary information on a display screen of the videophone during communication.
A storage unit for storing the supplementary information; a region discriminating unit for discriminating an area where the videophone being communicated is located; and additional information related to the region discriminated by the region discriminating unit are selected from the storage unit for communication. And a local information display section to be displayed on the inside videophone.

Further, according to the present invention, in the video telephone system, the area determining section is set so as to determine the area where the video telephone is located from the telephone number (station number) of the video telephone under communication. is there.

Further, according to the present invention, in the videophone system, when the videophone in communication is a mobile phone (cellular phone, PHS, etc.), the area determining unit uses a location search system for the mobile phone. It is set so as to determine the area where the videophone is located.

Further, the present invention is characterized in that in the videophone system, the location search system is configured to identify a base station used by the videophone, thereby determining an area where the videophone is located. Things.

Further, in the videophone system according to the present invention, the keyword information display section (or the area information display section) may include service information related to the keyword (region) and advertisement information related to the service information. Is displayed on the videophone during communication as supplementary information.

Further, according to the present invention, in the videophone system, the keyword detecting section (area determining section) includes:
It is set so that keyword detection (area discrimination) is performed only when desired by the videophone user.

Further, according to the present invention, in the videophone system, the keyword information display section (regional information display section) continues to display the supplementary information displayed on the screen of the videophone for a time desired by the user (each The display time of the additional information is set so as to be determined by the user).

Further, according to the present invention, in the videophone system, the keyword information display section (region information display section) causes the videophone to display advertisement information related to a keyword (region) as supplementary information. It is provided with a charge changing unit for reducing the communication charge according to the number of times the advertisement information is displayed.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a videophone system according to the present invention will be described below with reference to the drawings. The videophone system according to the present invention is capable of displaying supplementary information on a display screen of a videophone during communication. Here, the supplementary information is, for example, advertisement information (commercial) or service information. (Weather forecast, etc.), which are stored in a large amount in advance in the storage unit in the system. In particular, in this system,
A large amount of additional information is stored in association with a keyword. Then, a keyword is extracted from the voice data emitted by the correspondent, and additional information corresponding to the extracted keyword is set to be displayed on the screen of the videophone.

FIG. 1 is a conceptual diagram showing one embodiment of a configuration of a video telephone system (hereinafter, referred to as “the present system”) according to the present invention. As shown in this figure, the present system comprises a plurality of video telephones (for simplicity, in FIG.
The two public telephones 11 and 12)
3 and a telephone exchange system 14. The videophones 11 and 12 are stationary home videophones. These video phones 11,
12 is a number input device provided in a normal telephone,
In addition to the receiver, voice microphone, and speaker, it has a TV camera and display screen. Then, a facial expression of a user (communication person) is photographed by a camera to generate image data, which is transmitted together with audio data.

Further, the video telephones 11 and 12 have a function of inputting image data and audio data from the outside and reproducing them through a display screen and a speaker (receiver). In addition, a unique telephone number is set in each of the videophones 11 and 12, and at the start of communication, the user changes the telephone number of the videophone held by the communication destination user from his / her own videophone to the telephone exchange system 14. Send to In response to this, the telephone exchange system 14 establishes a connection between the video telephone that transmitted the telephone number and the video telephone corresponding to the telephone number, and enables data transmission and reception between the two video telephones. Has become. Further, in particular, the telephone exchange system 14 in the present system is connected to an information providing device 15 as shown in FIG. This information providing device 15 is connected to two video telephones (FIG. 1) connected via the telephone exchange system 14.
In the communication between the videophones 11 and 12),
This is a device for displaying incidental information such as advertisement information and service information on the display screen of each telephone.

FIG. 2 is a block diagram showing a detailed configuration of the information providing device 15 in FIG. As shown in the figure, the information providing device 15 includes a communication unit 21 and a voice recognition unit 2.
2, a keyword extracting unit 23, an area determining unit 24, an information searching unit 25, an information storing unit 26, an information providing unit 27, and an advertisement display count / call duration measuring unit 28. The communication unit 21
Communication contents (voice data) between the videophones 11 and 12
And the telephone numbers of the video telephones 11 and 12. The communication unit 21 is used for the videophone 1
It also has a function of transmitting image data consisting of incidental information to 1 and 12.

The voice recognition unit 22 analyzes (characters) voice data obtained by the communication unit 21 and converts it into text data. The keyword extraction unit 23
A keyword is extracted from the text data generated by the voice recognition unit 22. Region discriminator 24
Is based on the telephone numbers (area numbers) of the videophones 11 and 12,
The area where these are installed is determined. The information storage unit 26 is a database for storing advertisement information and service information registered in advance in the present system. In the information storage unit 26,
These advertisement information and service information are stored in association with keywords and regions.

The information retrieval unit 25 includes a keyword extraction unit 23
The advertisement information / service information corresponding to the keyword extracted by the search is retrieved from the information storage unit 26. The information search unit 25 also has a function of selecting advertisement information / service information based on both the extracted keyword and the installation area determined by the area determination unit 24. The information providing unit 27 is the advertising information / service information (additional information) selected by the information searching unit 25
Is displayed on the videophones 11 and 12 via the communication unit 21. Ad display count / call time measurement unit 2
Numeral 8 is for measuring the number of advertisement information displayed during communication between the video telephones 11 and 12, and the communication time. Here, the advertisement information is information for advertising a company / shop (advertiser) affiliated with the present system and its products.
In this system, a communication fee is set to be reduced by receiving an advertisement fee of a predetermined amount from an advertiser and applying a part of the communication fee. Further, the service information is various information (for example, weather forecast, road map) considered to be useful to the user.

Next, a specific example of information stored in the information storage unit 26 will be described. FIG. 3 is a diagram illustrating an example of information stored in the information storage unit 26. FIG. 3A shows general service information 32 and general advertisement 3 for a keyword 31.
3 is a diagram showing the contents of a table in which 3 is registered. FIG. For example, an image CA of “character A” is registered as general service information for a keyword of “character A”, and a broadcast program advertisement of “character A” is registered as general advertisement. FIG. 3B is a diagram showing the contents of a table in which the area service information 37 for the area identification 36 and the area advertisement 38 are registered. The “local information link” 34 in the column of the general service information 32 in FIG. 3A is the local service information 37 in FIG.
, And information based on a combination of a keyword and a region identification (a region identification obtained from a user's conversation, a region identification obtained from a user's station number, etc.) is registered for each region. Similarly, the “local advertisement link” 35 in the column of the general advertisement 33 in FIG. 3A indicates that the link is linked to the local advertisement 38 in FIG. Ads by combination are registered by region.

FIG. 4 is a flowchart showing a procedure of a process of displaying additional information in the present system. The display processing of the supplementary information in the present system will be described with reference to FIGS. In this system, on the display screens of the videophones 11 and 12, the setting process is performed so that the additional information is displayed only when the user touches the “keyword” button. Information providing device 15
Then, when communication is started between the videophones 11 and 12 (start), first, the communication unit 21 acquires audio data in the communication. Then, the voice recognition unit 22 recognizes the voice data by voice and generates text data (step S401).

Next, the keyword extracting unit 23 extracts a keyword from the generated text data (step S402). Next, the information search unit 25 searches for a keyword in the information storage unit 26 (step S40).
3). If no keyword is detected, the process ends. If a keyword is detected, it is determined whether there is general service information 32 for the keyword 31 (step S404). If the general service information 32 is registered, the general service information 32 is
1 and 12 (step S40).
5). For example, when the keyword is character A, image CA is displayed as general service information. If the general service information 32 is not registered, nothing is displayed (step S408).

If the general service information 32 is linked to the area information 37, the process proceeds to the area identification processing of step S406, and the area service information 37 is displayed based on the obtained area identification 36 and the keyword 31. (Step S407). Further, the information search unit 25 determines whether there is a general advertisement 33 for the keyword 31 (Step S409). If the general advertisement 33 is registered, the general advertisement 33 is displayed on the display screens of the videophones 11 and 12 (step S410). For example, when the keyword is the character A, the advertisement of “animated broadcasting” is displayed as a general advertisement. If the general advertisement 33 is not registered, nothing is displayed (step S41).
3). If the general advertisement 33 is linked to the regional advertisement 38, the process proceeds to the region identification processing of step S411, and the regional advertisement 38 is displayed based on the obtained region identification 36 and the keyword 31 (step S412). .

FIG. 5 is a flowchart showing the processing procedure of the area identification processing (steps S406 and S411) in FIG. The processing procedure of the area identification processing will be described with reference to FIG. The information search unit 25 determines whether or not the extracted keyword or a phrase before and after the keyword includes a keyword specifying a region (S501). If a keyword specifying a region is included, the region is determined from the keyword (S502).
And if no such keywords are included,
The area determination unit 24 determines the installation areas of the telephones 11 and 12 based on the telephone numbers of the telephones (S 12).
503).

FIGS. 6 to 8 are views showing display examples of incidental information on the display screen of the present system. As shown in FIG. 6, when a conversation including the keyword “character A” is made between the users of the videophones 11 and 12,
In the present system, the service information 61 showing the illustration of the character A and the advertisement information 62 related to the character A are displayed on the display screens of both the video phones 11 and 12.
Is displayed. Further, as shown in FIG. 7, when a conversation including the keyword “weather” is made, the display screens of both the videophones 11 and 12 show the weather forecast in Nara and Osaka (the locations where the videophones 11 and 12 are installed). Is displayed. Also, in this example, based on the installation areas of the videophones 11 and 12,
Advertising information 72 is displayed.

As shown in FIG. 8, when a conversation including two keywords of “Kyoto” and “weather” is made,
The service information 81 indicating the weather forecast of Kyoto is displayed on the display screens of both the videophones 11 and 12. In this example, the advertisement information 82 is displayed based on the keyword “Kyoto”. 6 to 8.
Are displayed on the display screens (touch panels) of the videophones 11 and 12, “information fixed”, “keyword”,
"Clear information" button is displayed. Then, in the present system, as described above, after the "keyword" button is touched, the display processing of the additional information shown in FIG. 4 is performed.

Further, when the user touches the "confirm information" button, at the time of touching, the displayed supplementary information is continuously displayed for a predetermined time without being changed. Further, it is set so that the displayed additional information is deleted when the "information clear" button is touched. As described above, in the present system, the information providing apparatus 15 detects a keyword from audio data related to communication, selects additional information related to the keyword, and displays the information on the videophones 11 and 12 during communication. Is set. That is, in the present system, information according to the content of the conversation can be provided as supplementary information.
1 and 12 can be displayed.

In this system, the information providing device 15
However, the area where the communicating videophones 11 and 12 are located is determined, and additional information related to the determined area is displayed on the communicating videophone. That is, in the present system, it is possible to provide supplementary information according to the location of the user, and thereby, it is possible to cause the videophones 11 and 12 to display more useful information for the user.

In this system, as shown in FIG. 7, the information providing device 15 displays service information related to the keyword (region) and advertisement information related to the service information as additional information. It is set as follows. Thereby, an advertisement can be displayed effectively. Further, the system side (service information provider) can enrich the contents of the service information by obtaining the advertisement income. In this system, the number of times of advertisement display / call time measurement unit 28
Is set to measure the number of times the advertisement information is displayed and the communication time during the communication between the videophones 11 and 12. Therefore, the advertisement display count / call time measurement unit 28
However, the communication fee may be determined based on the number of times the advertisement is displayed and the communication time. That is, the communication fee in the present system may be increased in accordance with an increase in the communication time, and may be decreased in accordance with the number of times the advertisement information is displayed. As a result, the advertising revenue can be returned to the user, and a reasonable service can be provided.

In this embodiment, the video telephone 1
Although 1, 12 are stationary videophones,
The present invention is not limited to this.
2, a portable videophone (mobile phone; mobile phone, PHS, etc.) can also be used. Further, in the present embodiment, the area determining unit 24 of the information providing apparatus 15 determines the installation area of the videophones 11 and 12 based on the telephone numbers of the videophones 11 and 12, Is not limited to this when is a mobile phone. In such a case, the area determining unit 24 uses the mobile phone position search system to execute the videophones 11 and 12.
Will be determined. Here, as the position search system, the base stations used by the video telephones 11 and 12 are specified, so that the video telephones 11 and 1 are identified.
One for determining the area where the second position is located.

In this embodiment, the information providing device 15
However, the same supplementary information is displayed on both display screens of the videophones 11 and 12, but the present invention is not limited to this. The additional information to be displayed may be changed. For example, in FIG. 6, the service information 71 indicating the weather forecast displays the weather of Nara and Osaka, which are the area identifications of both users, in common. However, based on the area identification of each user, the area identification is Nara. The user of Nara may display the weather of Nara and the area identification separately, and the user of Osaka may display the weather of Osaka separately.

[0034]

According to the present invention, information corresponding to the content of a conversation can be provided as supplementary information to a user of a videophone. As a result, more useful information for the user can be displayed on the videophone. Further, it is possible to provide supplementary information corresponding to the location of each user to the user of the videophone. As a result, more useful information for the user can be displayed on the videophone. Further, the advertisement can be displayed effectively, and the system side (service information provider) can enhance the contents of the service information by obtaining the advertisement revenue. The display of unnecessary supplementary information can be avoided, and the confidentiality of the communication content can be ensured by preventing the system from acquiring the conversation content (the position of the telephone). Further, the supplementary information can be displayed so as to be easily used by the user, and a more reasonable service can be provided as compared with the related art.

[Brief description of the drawings]

FIG. 1 is a conceptual diagram showing one embodiment of a configuration of a videophone system according to the present invention.

FIG. 2 is a block diagram showing a detailed configuration of an information providing device 15 in FIG.

FIG. 3 is a diagram illustrating an example of information stored in an information storage unit.

FIG. 4 is a flowchart showing a procedure of a process of displaying additional information in the videophone system according to the present invention.

FIG. 5 is a flowchart illustrating a processing procedure of an area identification process in FIG. 4;

FIG. 6 is a diagram showing a display example of incidental information on a display screen of the videophone system according to the present invention.

FIG. 7 is a diagram showing a display example of incidental information on a display screen of the videophone system according to the present invention.

FIG. 8 is a diagram showing a display example of incidental information on a display screen of the videophone system according to the present invention.

[Explanation of symbols]

11, 12: video telephone, 13: public line network, 14 ...
Telephone exchange system, 15 Information providing device, 21 Communication unit, 22 Voice recognition unit, 23 Keyword extraction unit, 24
... Area determination unit, 25 ... Information search unit, 26 ... Information storage unit,
27 ... Information providing unit, 28 ... Advertising display count / call duration measuring unit.

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI theme coat ゛ (reference) H04M 3/487 H04M 3/487 11/08 11/08 F term (reference) 5B075 KK07 KK20 KK33 KK39 ND03 ND06 ND20 ND23 NK32 PP07 PP12 PP30 PQ02 PQ13 PQ32 PR08 UU40 5C064 AA01 AB02 AB03 AB04 AC02 AC06 AC12 AC16 AC20 AD08 5K015 AA01 AA10 AB01 AD02 AD05 AF07 GA06 5K101 KK04 KK16 KK18 MM05 MM07 NN06 NN18 NN21 NN21NN21

Claims (14)

[Claims] 1. A videophone system for controlling communication between videophones and displaying additional information on a display screen of the videophone during communication, a storage unit for storing the additional information, A keyword detecting unit that detects the keyword, and a keyword information display unit that selects additional information related to the keyword detected by the keyword detecting unit from the storage unit and displays the selected information on a videophone during communication. And video phone system. 2. An area discriminator for discriminating an area where a videophone in communication is located, and area information to be displayed on the videophone in communication by selecting supplementary information related to the discriminated area from the storage unit. The videophone system according to claim 1, further comprising a display unit. 3. A videophone system for controlling communication between videophones and displaying additional information on a display screen of the videophone during communication, a storage unit storing the additional information, and a position of the videophone during communication. A region discriminating unit for discriminating a region to be performed, and a region information display unit for selecting supplementary information related to the region discriminated by the region discriminating unit from the storage unit and displaying the selected information on a videophone during communication. A video phone system characterized by the following. 4. The apparatus according to claim 3, wherein the area discriminating section is set so as to discriminate an area where the videophone is located from a telephone number (station number) of the videophone during communication. Video phone system. 5. When the communicating videophone is a mobile phone (cellular phone, PHS, etc.), the area determining unit determines an area where the videophone is located by using a mobile phone location search system. 4. The telephone system according to claim 3, wherein the telephone system is set to: 6. The location search system according to claim 5, wherein the location search system is set to identify a base station used by the video telephone so as to determine an area where the video telephone is located. The videophone system according to 1. 7. The videophone according to claim 1, wherein the keyword information display unit displays service information related to the keyword and advertisement information related to the service information as supplementary information on a videophone that is communicating. system. 8. The videophone system according to claim 1, wherein the keyword detection unit is set to perform keyword detection only when desired by the videophone user. 9. The television according to claim 1, wherein the keyword information display section is set so as to continuously display the supplementary information displayed on the screen of the videophone for a time desired by the user. Phone system. 10. The keyword information display unit includes a charge changing unit for displaying advertisement information related to a keyword on a videophone as incidental information, and reducing a communication charge according to the number of times the advertisement information is displayed. 2. The videophone system according to claim 1, wherein: 11. The videophone according to claim 2, wherein the area information display unit displays service information related to the area and advertisement information related to the service information on the videophone that is communicating as supplementary information. system. 12. The videophone system according to claim 2, wherein said area discrimination section is set so as to perform an area discrimination only when desired by a videophone user. 13. The television according to claim 2, wherein the area information display section is set so as to continuously display the supplementary information displayed on the screen of the videophone for a time desired by the user. Phone system. 14. The area information display section includes a charge changing section for displaying, as supplementary information, advertisement information relating to the area on a videophone, and reducing a communication charge in accordance with the number of times the advertisement information is displayed. 3. The videophone system according to claim 2, wherein: