JPH09135438A - Two-way television system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To arbitrarily select program information out of the reception script of teletext broadcasting and to display it in an arbitrary time range. SOLUTION: When a recording instructing command is received from a viewer response data reception part 24, a broadcasting radio wave reception processing part 21 extracts a program identifier of a program under broadcasting displayed on a monitor display part 23 at present out of the reception script and records it in a program identifier data storage part 22. When a reproducing instructing command is received from the viewer response data reception part 24, the broadcasting radio wave reception processing part 21 read out the program identifier data recorded in the program identifier data storage part 22 and transmits it through a communication control part 25 to a response server 30. When the program identifier data are received from a receiver 20, the response server 30 reads out program data corresponding to that program identifier and transmits them to the receiver 20. The communication control part 25 sends the received program data to a monitor display part 23 and displays the regenerative program.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is constructed by a home-use interactive television receiver having a character multiplex broadcast receiving function, and a response server to which these receivers are connected via telephone lines. The present invention relates to a system, and more particularly, to a bidirectional television system and a bidirectional television receiver characterized by a function of reproducing and displaying program information using character multiplexing.

[0002]

2. Description of the Related Art In recent years, with the increase in functionality and accuracy of general household televisions using terrestrial waves, the use technology of general household televisions has attracted attention as a part of multimedia. Currently, character multiplex broadcasting is in operation, and as an information service related to programs, information services such as cooking material information and subtitle display synchronized with voice are provided by character string display, and information services not related to programs. As for, information such as news, weather forecasts, stock market conditions, shopping guides, etc. are provided.

However, current televisions of this type are used only for one-way information transmission from broadcasting stations to general household televisions, and therefore their applications have been limited to a narrow range.

Therefore, a system has been developed in which a home-use television receiver is connected to a response server through a telephone line to enable mutual communication between the television receiver and the response server.

In the current system of this kind, for example, in a shopping program using the character multiplex broadcasting, there is no system for receiving the order contents by using the telephone line.

[0006] In a shopping program in the current television system, a time zone is specified during broadcast time, and orders are accepted only in that time zone. Therefore, for example, it is not possible to meet a demand such as a time to be considered or a time to be considered when purchasing a product.

As described above, in the conventional television shopping, the time zone for accepting an order is specified, and it is impossible to confirm the shopping information again at an arbitrary time zone and meet a request such as an order.

[0008]

As described above, in the conventional TV shopping, the time zone for accepting an order is specified, and it is possible to confirm the shopping information again at an arbitrary time zone and meet a request such as ordering. There wasn't.

The present invention has been made in view of the above circumstances,
An object of the present invention is to provide an interactive television system and an interactive television receiver that can reproduce an arbitrary program broadcast by character multiplex broadcasting in an arbitrary time zone.

Further, the present invention is directed to a plurality of programs broadcast by character multiplex broadcasting, and an interactive television system capable of selecting and reproducing an arbitrary program from a plurality of programs at an arbitrary time zone. An object is to provide an interactive television receiver.

[0011]

DISCLOSURE OF THE INVENTION The present invention provides a bidirectional television system or a bidirectional television receiver having a function of arbitrarily selecting program information in a reception split by character multiplex broadcasting and displaying it in an arbitrary time zone. It is characterized by having it.

That is, the present invention is an interactive television system constructed by an interactive television receiver having a character multiplex broadcast receiving function, and a response server to which these receivers are connected via telephone lines. In the receiver, means for extracting and displaying the program information included in the received split, means for instructing recording / reproduction of the program, and means for displaying the program included in the received split when the recording of the program is instructed A means for extracting and holding a program identifier corresponding to the program, a means for transmitting the held program identifier to the response server when the reproduction of the program is instructed, and a program information corresponding to the transmitted program identifier from the response server Means for recording and playing back and displaying the program information included in the reception split on the response server, and means for receiving the program identifier from the receiver. A means for determining whether or not the program information corresponding to the received program identifier is recorded, and a means for transmitting the program information to the receiver when the program information corresponding to the received program identifier is recorded The receiver receives the program information from the response server using the program identifier described in the reception split as a key.

Further, the present invention is an interactive television system constructed by an interactive television receiver having a character multiplex broadcast receiving function, and a response server to which these receivers are respectively connected via telephone lines. In the receiver, means for extracting and displaying the program information included in the received split, displaying means for recording and reproducing the program, and displaying each time recording of the program included in the receiving split Means for extracting and accumulating a program identifier corresponding to the program, a means for displaying a program list according to the accumulated program identifier when the reproduction of the program is instructed, and an arbitrary program is selected from the displayed program list. Means for transmitting a program identifier corresponding to the selected program to the response server, and program information corresponding to the transmitted program identifier from the response server for reproduction display. Means for recording the program information included in the reception split, means for receiving the program identifier from the receiver, and whether or not the response server records the program information corresponding to the received program identifier. A list of programs in which the receiver complies with the program identifier described in the reception split, provided with means for judging and means for transmitting the program information to the receiver when the program information corresponding to the received program identifier is recorded Is displayed, and program information is provided from the response server using the identifier of the program selected on the program list as a key.

Further, the present invention is a two-way television receiver having a character multiplex broadcast receiving function, means for extracting and displaying program information contained in the reception split, and means for instructing recording and reproduction of the program. And a means for extracting and storing the program information being displayed included in the reception split when the recording of the program is instructed during the program display, and the stored program information is read out and displayed when the reproduction of the program is instructed. Is provided, and arbitrary program information can be designated and recorded from various program information included in the reception script, and can be reproduced at an arbitrary time.

Further, the present invention is a two-way television receiver having a character multiplex broadcast receiving function, which extracts and displays the program information included in the reception split, and the program information extracted from the reception split. A storage unit for storing, a unit for instructing recording and reproduction of a program, a unit for extracting and accumulating in the storage unit the program information being displayed included in the reception split each time the recording of the program is instructed, and a reproduction of the program Means for displaying a program list according to the program information accumulated in the storage section, means for selecting program information to be reproduced from the program list, and means for reading and displaying the selected program information from the storage section. It is characterized in that it is possible to select any program information from among various kinds of program information that has been subjected to character multiplex broadcasting and reproduce it at any time.

[0016]

In FIG. 1, the broadcast wave reception processing unit 21 of the receiver 20 includes a character multiplex broadcast program (here, a plurality of programs including a shopping program and a program unique to each program, transmitted from the broadcasting station 10. The program selection screen is displayed on the monitor display unit 23 according to each program identifier of the received split, and the program selected on the screen is displayed on the monitor display unit 23.

When the viewer wants to record the program currently displayed on the monitor display section 23, he or she selects and displays a desired character multiplex broadcast program, and presses the "record" button on the television remote controller (RT). To do. This TV remote control (R
The signal by the operation of the “record” button in T) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "record" button on the television remote controller (RT), it sends a recording instruction command to the broadcast wave reception processing section 21.

When the broadcast wave reception processing unit 21 receives the recording instruction command from the viewer response data receiving unit 24, it extracts the program identifier of the program currently displayed on the monitor display unit 23 from the reception split, The program identifier is recorded in the program identifier data storage unit 22.

After that, when the viewer wants to reproduce the teletext broadcast program that was broadcast, he presses the "reproduce" button of the television remote controller (RT). The signal generated by the operation of the "play" button of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "play" button of the television remote controller (RT), it sends a playback instruction command to the broadcast wave reception processing section 21.

Upon receiving the reproduction instruction command from the viewer response data receiving section 24, the broadcast wave reception processing section 21 reads out the program identifier data recorded in the program identifier data storage section 22 and passes it to the communication control section 25. The communication control unit 25 transmits this program identifier data to the response server 30 via the telephone network 40.

Upon receiving the program identifier data from the receiver 20, the communication control unit 31 of the response server 30 determines whether the program data corresponding to the program identifier is stored in the program data storage unit 33, and stores it. If so, the program data according to the program identifier is read and transmitted to the receiver 20.

When the communication control unit 25 of the receiver 20 receives the program data according to the transmitted program identifier from the response server 30, the communication control unit 25 sends the data to the monitor display unit 23 and displays the reproduced program requested by the monitor display unit 23. indicate.

With such a processing function, an arbitrary program can be selected and reproduced at an arbitrary time zone for a plurality of programs broadcast by the character multiplex broadcasting. Further, in FIG. 7, the broadcast wave reception processing unit 21 of the receiver 20 is
Receives the character multiplex broadcast program (here, multiple programs including shopping programs and the split data having a unique program identifier for each program), and monitors the program selection screen according to each program identifier of the received split. The program selected on the screen is displayed on the display unit 23 and displayed on the monitor display unit 23.

When the viewer wants to record the program currently displayed on the monitor display section 23, he / she selects and displays the desired character multiplex broadcast program, and presses the "record" button on the television remote controller (RT). To do. This TV remote control (R
The signal by the operation of the “record” button in T) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the pressing of the "record" button on the television remote controller (RT), it sends a recording instruction command to the broadcast wave reception processing section 21.

When the broadcast wave reception processing unit 21 receives the recording instruction command from the viewer response data receiving unit 24, the split data of the program currently displayed on the monitor display unit 23 (the program identifier of the program being displayed). And program data)
Is recorded in the program data storage unit 22A.

After that, when the viewer wants to reproduce the broadcast character multiplex program, he presses the "reproduce" button on the television remote controller (RT). The signal generated by the operation of the "play" button of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "play" button on the television remote controller (RT), it sends a playback instruction command to the broadcast wave reception processing section 21.

When the broadcast wave reception processing unit 21 receives the reproduction instruction command from the viewer response data receiving unit 24, it reads the character multiplex broadcast program data recorded in the program data storage unit 22A, and program information according to the data content. Is displayed on the monitor display unit 23. With such a processing function, an arbitrary program can be selected and reproduced at an arbitrary time zone for a plurality of programs broadcast by the character multiplex broadcasting.

[0032]

Embodiments of the present invention will be described below with reference to the drawings. First, a first embodiment of the present invention will be described. FIG. 1 is a block diagram showing the configuration of a system according to the first embodiment of the present invention.

In FIG. 1, reference numeral 10 denotes a broadcasting station for transmitting broadcast waves including audio multiplexing, and here, various programs such as shopping programs, questionnaire programs, quiz programs, etc., which expect a viewer's response, are transmitted. To do.

Reference numeral 20 denotes a home interactive television receiver (hereinafter simply referred to as "receiver"). Here, a line connection function by a telephone line, a received multiplex of a character multiplex broadcast program, program data of each broadcast program and It has a processing function to distinguish and extract program identifier data.

Reference numeral 30 denotes a response server in which the above-mentioned plurality of receivers 20, ... Are connected to each other via telephone lines, and here, a function of receiving and storing each program data of the character multiplex broadcasting from the broadcasting station 10. , And has a program providing function of returning program data according to the program identifier data sent from the receiver 20.

Reference numeral 40 denotes a telephone network using a public telephone line,
Here, it is used as a communication line between the receiver 20 and the response server 30. Reference numerals 21 to 25 are components of the receiver 20. Reference numeral 21 is a broadcast wave reception processing unit, 22 is a program identifier data storage unit, 23 is a monitor display unit, 24 is a viewer response data receiving unit, and 25 is communication. It is a control unit.

The broadcast wave reception processing unit 21 receives the broadcast wave transmitted from the broadcasting station 10, separates the character multiplex program (split data) from the broadcast wave, and instructs the monitor display unit 23 to display the character multiplex program. To do. Here, a character multiplex broadcast program (a program such as a shopping program and the split data having a program identifier unique to each program) transmitted from the broadcast station 10 is received, and a program selection screen is displayed according to each program identifier of the received split. Is displayed on the monitor display unit 23,
The program selected on the screen is displayed on the monitor display unit 23. When the recording instruction command is received from the viewer response data receiving unit 24, the program identifier of the program currently displayed on the monitor display unit 23 is extracted from the received split, and the program identifier is stored in the program identifier data storage unit. 22 has a processing function of recording. Further, when receiving a reproduction instruction command from the viewer response data receiving section 24, it has a processing function of reading the program identifier data recorded in the program identifier data storage section 22 and passing it to the communication control section 25.

The program identifier data storage unit 22 stores and reads the program identifier data under the control of the broadcast wave reception processing unit 21. Under the control of the broadcast wave reception processing unit 21, the monitor display unit 23 displays the character multiplex broadcast program being broadcast and the reproduced character multiplex broadcast program provided by the response server 30.

The viewer response data receiving unit 24 receives a signal inputted to the program displayed on the monitor display unit 23 by operating the TV remote controller (television remote controller) RT with a button. An instruction command according to the button operation content is passed to the broadcast wave reception processing unit 21. Here, the signal input by operating the "record" and "reproduce" keys provided on the TV remote controller RT shown in FIG. 2 is received, and the instruction command is passed to the broadcast wave reception processing section 21.

The communication control section 25 sends and receives various data to and from the response server 30. Here, the broadcast wave reception processing unit 2
The program identifier data received from No. 1 is transmitted to the communication control unit 31 of the response server 30, and the communication control unit 31 of the response server 30 is transmitted.
Then, the program data is received and passed to the monitor display unit 23 via the broadcast wave reception processing unit 21.

Reference numerals 31 to 33 are components of the response server 30, 31 is a communication control section, 32 is a program data management section, and 33 is a program data storage section. The communication control unit 31 transmits / receives various data to / from the receiver 20 via the telephone network 40. Here, the program identifier data is received from the receiver 20, it is judged whether the program data corresponding to the program identifier is stored in the program data storage unit 33, and if it is stored, the program according to the program identifier is stored. The data is read and transmitted to the receiver 20.

The program data management unit 32 receives each program data of the character multiplex broadcasting from the broadcasting station 10 and stores it in the program data storage unit 33. When receiving the program identifier data from the communication control unit 31, the program data management unit 32 uses the program identifier data. The program data storage unit 33 is searched, the program data corresponding to the program identifier is read out, and passed to the communication control unit 31.

FIG. 2 is a diagram showing a part of the buttons of the television remote controller (RT), and has a "record" button 51 and a "playback" button 52 here. When the “record” button 51 is pressed, the broadcast wave reception processing unit 21 receives a recording instruction command from the viewer response data receiving unit 24 and receives the program identifier of the program currently displayed on the monitor display unit 23. Is extracted from the received split and its program identifier is recorded in the program identifier data storage unit 22. Also, "Play" button 5
When 2 is pressed, the broadcast wave reception processing unit 21 receives the reproduction instruction command from the viewer response data receiving unit 24, reads the program identifier data recorded in the program identifier data storage unit 22, and then the communication control unit 25. Pass to.

FIG. 3 is a diagram showing an example of the structure of the data stored in the program identifier data storage unit 22, and FIG. 4 is a diagram showing an example of the structure of the data stored in the program data storage unit 33. FIG. 5 is a flow chart showing a processing procedure in the first embodiment of the present invention.

The operation of the first embodiment of the present invention will be described with reference to the flow chart shown in FIG. The program data management unit 32 of the response server 30 receives each program data of the character multiplex broadcasting transmitted from the broadcasting station 10 and stores it in the program data storage unit 33 (step S11 in FIG. 5).

The broadcast wave reception processing unit 21 of the receiver 20 is a character multiplex broadcast program transmitted from the broadcasting station 10 (here, a plurality of programs including a shopping program and the split data having a program identifier unique to each program). ) Is received, the program selection screen is displayed on the monitor display unit 23 according to each program identifier of the received split, and the program selected on the screen is displayed on the monitor display unit 23 (step S1 in FIG. 5).
2).

When the viewer wants to record the program currently displayed on the monitor display section 23, he / she selects and displays a desired character multiplex broadcast program, and presses the "record" button 51 of the TV remote controller (RT). Depress (step S13 in FIG. 5).

The signal generated by the operation of the "record" button 51 of the television remote controller (RT) is the viewer response data receiving section 2
4 is received. When the viewer response data receiving unit 24 receives a signal associated with the pressing of the “record” button 51 of the television remote controller (RT), it sends a recording instruction command to the broadcast wave reception processing unit 21.

When the broadcast wave reception processing unit 21 receives the recording instruction command from the viewer response data receiving unit 24, it extracts the program identifier of the program currently displayed on the monitor display unit 23 from the reception split, The program identifier is recorded in the program identifier data storage unit 22 (step S in FIG. 5).
14).

After that, when the viewer wants to reproduce the broadcast character multiplex broadcast program, he presses the "reproduce" button 52 of the television remote controller (RT) (step S15 in FIG. 5). A signal generated by operating the "play" button 52 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "play" button 52 of the television remote controller (RT), the viewer response data receiving section 24 issues a playback instruction command to the broadcast wave reception processing section 2.
Send to 1.

Upon receiving the reproduction instruction command from the viewer response data receiving section 24, the broadcast wave reception processing section 21 reads out the program identifier data recorded in the program identifier data storage section 22 and passes it to the communication control section 25. The communication control unit 25 transmits this program identifier data to the response server 30 via the telephone network 40 (step S16 in FIG. 5).

Upon receiving the program identifier data from the receiver 20, the communication control unit 31 of the response server 30 determines whether the program data corresponding to the program identifier is stored in the program data storage unit 33 (see FIG. 5 step S17), if stored, the program data according to the program identifier is read and transmitted to the receiver 20 (steps S20 and S2 in FIG. 5).
1).

When the program data corresponding to the received program identifier is not stored in the program data storage section 33, a predetermined error message is transmitted to the receiver 20 (step S18 in FIG. 5).

Upon receiving the program data according to the transmitted program identifier from the response server 30, the communication control unit 25 of the receiver 20 sends the data to the monitor display unit 23,
The requested reproduction program is displayed on the monitor display unit 23 (step S22 in FIG. 5).

When an error message is received, the data is sent to the monitor display unit 23 to notify the viewer (user) that the requested program cannot be provided (FIG. 5).
Step S19).

With such a processing function, an arbitrary program can be selected and reproduced at an arbitrary time zone for a plurality of programs broadcast by the character multiplex broadcasting. Next, a second embodiment of the present invention will be described.

The second embodiment is particularly different from the first embodiment in that each time the "record" button 51 of the television remote controller (RT) is operated, the program identifier data of the program displayed at that time is displayed. Based on the program identifier data stored in the program identifier data storage unit 22 when the “play” button 52 of the television remote controller (RT) is operated, the data is collected and stored in the program identifier data storage unit 22. , A list of currently recorded programs is displayed on the monitor display unit 23.
Is displayed so that any program can be selected and specified on the program list.

FIG. 6 is a flow chart showing the processing procedure in the second embodiment of the present invention. The operation in the second embodiment of the present invention will be described with reference to the flowchart shown in FIG.

The program data management unit 32 of the response server 30
Receives each program data of the character multiplex broadcast transmitted from the broadcasting station 10 and stores it in the program data storage unit 33 (FIG. 6).
Step S31).

The broadcast wave reception processing unit 21 of the receiver 20 is a character multiplex broadcast program (here, a plurality of programs including a shopping program and the split data having a program identifier unique to each program, transmitted from the broadcasting station 10. ) Is received, the program selection screen is displayed on the monitor display unit 23 according to each program identifier of the received split, and the program selected on the screen is displayed on the monitor display unit 23 (step S3 in FIG. 6).
2).

When the viewer wants to collect and register a plurality of programs for each character-multiplexed broadcast program that is currently being broadcast as a target for later reproduction, the program to be collected is displayed on the monitor display unit 23.
, And the "record" button 51 of the TV remote controller (RT) is pressed each time (step S33 in FIG. 6).

The signal generated by the operation of the "record" button 51 of the television remote controller (RT) is the viewer response data receiving section 2
4 is received. When the viewer response data receiving unit 24 receives a signal associated with the pressing of the “record” button 51 of the television remote controller (RT), it sends a recording instruction command to the broadcast wave reception processing unit 21.

Each time the broadcast wave reception processing unit 21 receives a recording instruction command from the viewer response data receiving unit 24, the broadcast wave reception processing unit 21 receives the program identifier of the program currently being broadcast on the monitor display unit 23 from the reception split. The extracted program identifier is sequentially recorded in the program identifier data storage unit 22 together with the time information (step S34 in FIG. 6).

After that, when the viewer wants to reproduce the teletext program broadcast, the "play" button 52 of the television remote controller (RT) is pressed (step S35 in FIG. 6). A signal generated by operating the "play" button 52 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "play" button 52 of the television remote controller (RT), it sends a playback instruction command to the broadcast wave reception processing section 2.
Send to 1.

When the broadcast wave reception processing unit 21 receives the reproduction instruction command from the viewer response data receiving unit 24, the program currently recorded based on the program identifier data stored in the program identifier data storage unit 22. Is displayed on the monitor display unit 23 (step S36 in FIG. 6).

On the program list, an arbitrary program is selected by operating a button on the television remote controller (RT) (step S37 in FIG. 6). Upon receiving the program identifier data of the program selected on the program list from the viewer response data receiving unit 24, the broadcast wave reception processing unit 21 sends the program identifier data to the communication control unit 2.
Pass to 5. The communication control unit 25 transmits this program identifier data to the response server 30 via the telephone network 40 (step S38 in FIG. 6).

Upon receiving the program identifier data from the receiver 20, the communication control unit 31 of the response server 30 determines whether the program data corresponding to the program identifier is stored in the program data storage unit 33 (see FIG. 6 step S39), if stored, the program data according to the program identifier is read out and transmitted to the receiver 20 (steps S42 and S4 in FIG. 6).
3).

When the program data corresponding to the received program identifier is not stored in the program data storage unit 33, a predetermined error message is transmitted to the receiver 20 (step S40 in FIG. 6).

When the communication control section 25 of the receiver 20 receives the program data according to the transmitted program identifier from the response server 30, it sends the data to the monitor display section 23,
The requested reproduction program is displayed on the monitor display section 23 (step S44 in FIG. 6).

When an error message is received, the data is sent to the monitor display section 23 to notify the viewer (user) that the requested program cannot be provided (FIG. 6).
Step S41).

With such a processing function, an arbitrary program can be selected and reproduced in an arbitrary time zone for a plurality of programs broadcast by the character multiplex broadcasting. Next, a third embodiment of the present invention will be described.

The third embodiment of the present invention is the above-mentioned first embodiment.
The third embodiment is different from the second embodiment in that the first embodiment and the second embodiment described above receive the program from the response server 30, respectively.
In the embodiment, an arbitrary program is recorded in the receiver 20.

FIG. 7 is a block diagram showing the configuration of the system according to the third embodiment of the present invention. Here, the same parts as those in the first embodiment shown in FIG. To do.

In FIG. 7, reference numeral 22A denotes a program data storage section for storing program data of a character multiplex broadcasting program, which is stored and read under the control of the broadcast wave reception processing section 21. That is, when the broadcast wave reception processing unit 21 receives the recording instruction command from the viewer response data receiving unit 24, the split data of the program currently displayed on the monitor display unit 23 (the program identifier of the program being displayed and the program identifier Program data) is recorded in the program data storage unit 22A. Further, when receiving the reproduction instruction command from the viewer response data receiving section 24, the broadcast wave reception processing section 21 reads the character multiplex broadcast program data recorded in the program data storage section 22A, and outputs the program information according to the data content. It is displayed on the monitor display unit 23.

FIG. 8 is a flow chart showing the processing procedure in the third embodiment of the present invention. The operation in the third embodiment of the present invention will be described with reference to the flowchart shown in FIG.

The broadcast wave reception processing unit 21 of the receiver 20 receives the character multiplex broadcast program (here, a plurality of programs including a shopping program and the split data having a program identifier unique to each program, transmitted from the broadcasting station 10. ) Is received, a program selection screen is displayed on the monitor display unit 23 according to each program identifier of the received split, and the program selected on the screen is displayed on the monitor display unit 23 (step S5 in FIG. 8).
1).

When the viewer wants to record the program currently displayed on the monitor display section 23, he or she selects and displays a desired character multiplex broadcast program, and clicks the "record" button 51 of the TV remote controller (RT). It is pressed (step S52 in FIG. 8).
The signal generated by operating the “record” button 51 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "record" button 51 of the television remote controller (RT), it sends a recording instruction command to the broadcast wave reception processing section 21.
To send to.

Upon receiving the recording instruction command from the viewer response data receiving unit 24, the broadcast wave reception processing unit 21 receives the split data of the program currently displayed on the monitor display unit 23 (the program identifier of the program being displayed). And program data)
Is recorded in the program data storage unit 22A (step S in FIG. 8).
53).

After that, when the viewer wants to reproduce the broadcast character multiplex program, he or she presses the "reproduce" button 52 of the television remote controller (RT) (step S54 in FIG. 8). A signal generated by operating the "play" button 52 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "play" button 52 of the television remote controller (RT), it sends a playback instruction command to the broadcast wave reception processing section 21.
To send to.

When the broadcast wave reception processing unit 21 receives the reproduction instruction command from the viewer response data receiving unit 24, the broadcast wave reception processing unit 21 determines whether the program data is recorded in the program data storage unit 22A. Is the program data storage unit 22
The character multiplex broadcast program data is read from A, and the program information according to the data content is displayed on the monitor display unit 23 (steps S55, S57, S58 in FIG. 8).

If no program data is stored in the program data storage section 22A, a predetermined error message is displayed on the monitor display section 23 (step S in FIG. 8).
56).

Due to the processing function of the receiver 20 as described above,
Targeting a plurality of programs broadcast by the character multiplex broadcasting, an arbitrary program can be selected and reproduced at an arbitrary time zone. Next, a fourth embodiment of the present invention will be described.

The fourth embodiment of the present invention is the above-mentioned third embodiment.
Particularly different from the embodiment, each time the "record" button 51 of the TV remote controller (RT) is operated, the program data (split data) of the program displayed at that time is stored in the program data storage unit 22A, TV remote control (R
When the "play" button 52 of T) is operated, based on the program data stored in the program data storage section 22A,
The point is that a list of currently recorded programs is displayed on the monitor display section 23 so that any program can be selected and designated on the program list.

FIG. 9 is a flow chart showing the processing procedure in the fourth embodiment of the present invention. FIG. 11 is a diagram showing an example of the structure of data stored in the program data storage unit 22A in the fourth embodiment.

FIG. 12 is a diagram showing a display example of a program list in the fourth embodiment. Here, the operation in the fourth embodiment of the present invention will be described with reference to the flowchart shown in FIG.

The broadcast wave reception processing unit 21 of the receiver 20 receives the character multiplex broadcast program (here, a plurality of programs including a shopping program and the split data having a program identifier unique to each program, transmitted from the broadcasting station 10. ) Is received, a program selection screen is displayed on the monitor display unit 23 according to each program identifier of the received split, and the program selected on the screen is displayed on the monitor display unit 23 (step S6 in FIG. 9).
1).

When the viewer wants to collect and register a plurality of programs for each character-multiplexed broadcast program that is currently being broadcast as a target for later reproduction, the monitor display unit 23 displays the program to be collected.
, And the "record" button 51 of the TV remote controller (RT) is pressed each time (step S62 in FIG. 9). The signal generated by operating the “record” button 51 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving unit 24 receives a signal associated with the pressing of the "record" button 51 of the television remote controller (RT), it sends a recording instruction command to the broadcast wave reception processing unit 21.
To send to.

When the broadcast wave reception processing unit 21 receives a recording instruction command from the viewer response data receiving unit 24, the broadcast data reception processing unit 21 receives the recording instruction command from the viewer response data receiving unit 24 each time. Program data) is recorded in the program data storage unit 22A together with the time information (step S63 in FIG. 9). At this time, an example of the structure of the data recorded in the program data storage unit 22A is shown in FIG.

After that, when the viewer wants to reproduce the teletext program broadcast, the "play" button 52 of the television remote controller (RT) is pressed (step S64 in FIG. 9). A signal generated by operating the "play" button 52 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the depression of the "play" button 52 of the television remote controller (RT), it sends a playback instruction command to the broadcast wave reception processing section 21.
To send to.

When the broadcast wave reception processing unit 21 receives the reproduction instruction command from the viewer response data receiving unit 24, it confirms that the program data is stored in the program data storage unit 22A, and the program data storage unit 22A According to the program data stored in the program list, a list of programs for which the recording time as shown in FIG. 12 is selected is displayed on the monitor display unit 23 (steps S66 and S67 in FIG. 9).

On the program list, an arbitrary program is selected by operating a button on the television remote controller (RT) (step S68 in FIG. 9). When the broadcast wave reception processing unit 21 receives the program designation information selected on the program list from the viewer response data reception unit 24, the program data storage unit 2 stores the program data according to the information.
2A, and the program information according to the data content is displayed on the monitor display unit 23 (steps S69 and S70 in FIG. 9).

When the program data is not stored in the program data storage section 22A, a predetermined error message is displayed on the monitor display section 23 (step S in FIG. 9).
66).

Due to the processing function of the receiver 20 as described above,
Targeting a plurality of programs broadcast by the character multiplex broadcasting, an arbitrary program can be selected and reproduced at an arbitrary time zone. Next, a fifth embodiment of the present invention will be described.

The fifth embodiment of the present invention is the above-mentioned third embodiment.
The point of particular difference from the embodiment and the fourth embodiment is that instead of recording the program data (split data) by the operation of the "record" button 51 of the TV remote controller (RT), a recording trigger code embedded in the received split is used. According to the above, specific program data (for example, shopping program data) is recorded as program data that can be reproduced later without a user's selection operation.

FIG. 10 is a flow chart showing the processing procedure in the fifth embodiment of the present invention. The operation in the fifth embodiment of the present invention will be described with reference to the flowchart shown in FIG.

The broadcast wave reception processing section 21 of the receiver 20 is a character multiplex broadcast program transmitted from the broadcasting station 10 (here, a plurality of programs including a shopping program and the split data having a program identifier unique to each program). ) Is received, the program selection screen is displayed on the monitor display unit 23 according to each program identifier of the received split, and the program selected on the screen is displayed on the monitor display unit 23 (step S6 in FIG. 10).
1).

At this time, when the broadcast wave reception processing section 21 detects a recording trigger code from the reception split (step S62a in FIG. 10), the recording trigger code designated by the recording trigger code
That is, the program data having the recording trigger code is extracted from the received split, and the program data storage unit 22 together with time information is extracted.
It is recorded in A (step S63 in FIG. 10). At this time, a configuration example of data recorded in the program data storage unit 22A is shown in FIG.
Is shown in

After that, when the viewer wants to reproduce the teletext broadcast program broadcast, he presses the "reproduce" button 52 of the television remote controller (RT) (step S64 in FIG. 10). A signal generated by operating the "play" button 52 of the television remote controller (RT) is received by the viewer response data receiving section 24.

When the viewer response data receiving section 24 receives a signal associated with the pressing of the "play" button 52 of the television remote controller (RT), it sends a playback instruction command to the broadcast wave reception processing section 21.
To send to.

Upon receiving the reproduction instruction command from the viewer response data receiving section 24, the broadcast wave reception processing section 21 confirms that the program data is stored in the program data storage section 22A, and then the program data storage section 22A In accordance with each program data stored in the program list, a list of programs whose recording time is selected as shown in FIG. 12 is displayed on the monitor display unit 23 (FIG. 10).
Steps S66, S67).

On the program list, an arbitrary program is selected by operating a button on the television remote controller (RT) (step S68 in FIG. 10). Upon receiving the program designation information selected on the program list from the viewer response data reception unit 24, the broadcast wave reception processing unit 21 reads the program data according to the information from the program data storage unit 22A, and outputs the program information according to the data content. It is displayed on the monitor display unit 23 (steps S69 and S7 in FIG. 10).
0).

If no program data is stored in the program data storage section 22A, a predetermined error message is displayed on the monitor display section 23 (step S66 in FIG. 10).

By the processing function of the receiver 20 as described above,
Targeting a plurality of programs broadcast by the character multiplex broadcasting, an arbitrary program can be selected and reproduced at an arbitrary time zone. still,
In the above-described embodiment, the recording and the reproduction of only the character multiplex broadcast program are targeted. However, for example, the main broadcast screen capture command is detected from the reception split, and the main broadcast screen is displayed in accordance with the command. It is also possible to adopt a configuration in which it is captured as data and displayed during reproduction.

[0110]

As described above in detail, according to the present invention, it is possible to provide an interactive television system and an interactive television receiver capable of reproducing an arbitrary program broadcast by character multiplex broadcasting in an arbitrary time zone. . According to the present invention,
It is possible to provide an interactive television system and an interactive television receiver capable of selecting and reproducing an arbitrary program from a plurality of programs at an arbitrary time zone for a plurality of programs broadcast by character multiplex broadcasting. .

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a system according to a first embodiment of the present invention.

FIG. 2 is a television remote controller (R according to the first embodiment.
The figure which shows some buttons of T).

FIG. 3 is a diagram showing an example of the structure of data stored in a program identifier data storage unit 22 in the first embodiment.

FIG. 4 is a program data storage unit 3 in the first embodiment.
3 is a diagram showing an example of the structure of data stored in FIG.

FIG. 5 is a flowchart showing a processing procedure in the first embodiment of the present invention.

FIG. 6 is a flowchart showing a processing procedure in the second embodiment of the present invention.

FIG. 7 is a block diagram showing the configuration of a system according to a third embodiment of the present invention.

FIG. 8 is a flowchart showing a processing procedure according to a third embodiment of the present invention.

FIG. 9 is a flowchart showing a processing procedure in a fourth embodiment of the present invention.

FIG. 10 is a flowchart showing a processing procedure according to a fifth embodiment of the present invention.

FIG. 11 is a diagram showing a structural example of data stored in a program data storage unit 22A in the fourth and fifth embodiments.

FIG. 12 is a diagram showing a display example of a program list in the fourth and fifth embodiments.

[Explanation of symbols]

10 ... Broadcasting station, 20 ... Interactive television receiver (receiver), 21 ... Broadcast wave reception processing section, 22 ... Program identifier data storage section, 22A ... Program data storage section, 23 ... Monitor display section, 24 ... Viewing Person response data receiving unit, 25 ... Communication control unit, 30 ... Response server, 31 ... Communication control unit, 32 ... Program data management unit, 33 ... Program data storage unit, 40 ... Telephone network.

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Internal reference number FI Technical indication H04N 7/035

Claims (4)

[Claims] 1. A two-way television system comprising a two-way television receiver having a character multiplex broadcast receiving function, and a response server to which each of these receivers is connected via a telephone line. The receiver corresponds to the means for extracting and displaying the program information included in the reception split, the means for instructing recording and reproduction of the program, and the program being displayed included in the reception split when the recording of the program is instructed. Means for extracting and holding a program identifier to be stored, means for transmitting the held program identifier to a response server when an instruction to reproduce the program is received, and program information corresponding to the transmitted program identifier is received from the response server and displayed for reproduction. The response server includes means for recording the program information included in the reception split, means for receiving the program identifier from the receiver, and And means for determining whether or not the program information corresponding to the set identifier is recorded, and means for transmitting the program information to the receiver when the program information corresponding to the received program identifier is recorded. An interactive television system in which the receiver receives program information from a response server using the program identifier described in the reception split as a key. 2. A two-way television system constructed by a two-way television receiver having a character multiplex broadcast receiving function, and a response server to which these receivers are respectively connected via a telephone line. In the receiver, a means for extracting and displaying the program information included in the received split, a means for instructing recording and reproduction of the program, and a program for displaying the program included in the received split each time the recording of the program is instructed. Means for extracting and accumulating the corresponding program identifier, means for displaying a program list according to the accumulated program identifier when reproduction of the program is instructed, and means for selecting an arbitrary program from the displayed program list , Means for transmitting a program identifier corresponding to the selected program to the response server, and means for receiving and reproducing and displaying the program information corresponding to the transmitted program identifier from the response server. The response server determines whether the program information included in the reception script is recorded, the program identifier is received from the receiver, and the program information corresponding to the received program identifier is recorded. And a means for transmitting the program information to the receiver when the program information corresponding to the received program identifier is recorded, and the receiver follows the program identifier according to the program identifier described in the reception split. Is displayed and the program information is provided from the response server using the identifier of the program selected on the program list as a key. 3. A two-way television receiver having a character multiplex broadcast receiving function, means for extracting and displaying program information contained in a reception split, means for instructing recording and reproduction of a program, and program display. A means for extracting and storing the program information being displayed included in the reception split when the program recording is instructed therein, and a means for reading out and displaying the stored program information when the program reproduction is instructed. A two-way television receiver characterized by being equipped. 4. An interactive television receiver having a character multiplex broadcast receiving function, means for extracting and displaying program information included in a reception split, and a storage unit for storing the program information extracted from the reception split. And a means for instructing recording and reproduction of the program, a means for extracting and accumulating in the storage unit the program information being displayed included in the reception split every time the recording of the program is instructed, and the reproduction of the program was instructed. And a means for displaying a program list according to the program information stored in the storage section, a means for selecting program information to be reproduced from the program list, and a means for reading and displaying the selected program information from the storage section. A two-way television receiver characterized by: