JP2002112229A - Television broadcast system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a new television broadcast system that links a television broadcast with image transmission by the internet. SOLUTION: A broadcast station 1 broadcasts a television broadcast program and broadcasts a teletext broadcast program that is broadcast by multiplexing a teletext signal on part of a radio wave of the television broadcast. A person in charge of the program of the broadcast station or a commercial sponsor generates a Web site corresponding to the television program or a commercial to a server 2 of an ISP(Internet Service Provider). Furthermore, the broadcast station 1 broadcasts a URL of a site prepared corresponding to the television program by using a telop or the like of the program and broadcasts the URL by the teletext broadcast. An I/T reception terminal 3 is a receiver that can receive television broadcast programs and can be connected to the internet 4, receives the URL of the teletext broadcast and uses the URL to access the server 2. Then a display screen simultaneously displays the television program and internet information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a new television broadcasting system using the Internet.

[0002]

2. Description of the Related Art Conventionally, television broadcasting and image transmission via the Internet have been operated as separate systems. Also, television broadcasts are received by television receivers, while images from the Internet are received by personal computers, each received by a separate terminal. As a form in which both are interlocked, there is a method of displaying a television screen in an Internet screen, but this is also merely a display of a television screen, not a form of interlocking with an Internet screen. Did not.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and an object of the present invention is to provide a new television broadcasting system for interlocking television broadcasting with image transmission via the Internet. Is to do.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and the invention according to claim 1 has the following features.
A broadcasting station that performs television broadcasting, a server that distributes information related to the television broadcasting program via a network in the same time zone as the broadcasting of the program, and receives the television broadcasting and displays it on a display device. And a receiving terminal that connects to the server via the network, receives the server information, and displays the information on the display device.

According to a second aspect of the present invention, in the television broadcasting system according to the first aspect, the broadcasting station performs a text broadcast for transmitting address information indicating an address of the server together with the television broadcast. The receiving terminal receives the teletext and extracts the address information included in the teletext, and connects to the server based on the extracted address information. According to a third aspect of the present invention, in the television broadcasting system according to the first or second aspect, the broadcast station broadcasts information on the server in a television broadcast. According to a fourth aspect of the present invention, in the television broadcasting system according to any one of the first to third aspects, the receiving terminal displays the video of the television broadcast and the information of the server on the display. It is characterized in that it is simultaneously displayed on the device.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an explanatory diagram showing a configuration of a television broadcasting system according to the embodiment. In this figure, reference numeral 1 denotes a broadcasting station that performs a television broadcast and also performs a text broadcast in which a character signal is multiplexed on a part of the radio wave of the television broadcast. Also, the program manager or commercial sponsor of this broadcasting station creates a Web site corresponding to the television program or commercial on the server 2 of the ISP (Internet service provider). For example, when the television program is a cooking program, a detailed recipe of the cooking to be broadcast by the cooking program is prepared on the site of the server 2. Alternatively, when the television program is restaurant introduction, a detailed map and menu of the restaurant are prepared on the site of the server 2. In addition, the sponsor of the program prepares detailed information that cannot be displayed on the commercial screen on the site of the server 2. For example, if the sponsor was a car company,
A picture of the car is displayed on the television screen, and at the same time, a list of the down payment and the monthly loan payment is prepared on the server 2 site.

[0007] Further, the broadcasting station 1 provides a URL (Uniform Resource Locator) of a site prepared for a television program.
or) is broadcast by the telop of the program,
In teletext, the URL is broadcast. Reference numeral 3 denotes an Internet shared television receiving terminal (hereinafter referred to as an I / T receiving terminal). The I / T receiving terminal 3 is a receiver that can receive television broadcasts and can be connected to the Internet 4, and the configuration is shown in FIG.

In FIG. 2, reference numeral 5 denotes a video signal reproducing circuit, which reproduces a video signal D 1 from a television wave received by an antenna 6 and outputs it to a display control circuit 8. Reference numeral 9 denotes a teletext adapter, which extracts a text signal multiplexed on a television wave and outputs it to the computer 10. The computer 10 is a CPU (central processing unit)
11 and a storage device 12. in this case,
The storage device 12 is a semiconductor storage device, a hard disk, or the like. A modem 14 connects the computer 10 to the Internet 4 via a telephone line. Reference numeral 15 denotes a keyboard, which is used when a user inputs data or the like. Reference numeral 16 denotes a remote controller which emits an infrared signal and gives an instruction to the computer 10.

The computer 10 outputs a video signal to be displayed to the display control circuit 8 as a signal D2, and simultaneously outputs a display control signal C to the display control circuit 8. The display control circuit 8 performs a display on the display device 18 based on one or both of the video signals D1 and D2 based on the display control signal C. Next, the operation of the above-described I / T receiving terminal 3 will be described with reference to FIG. When the user turns on the power of the I / T receiving terminal 3, the computer 10 detects this and outputs a control signal C instructing selection of the video signal D1 to the display control circuit 8. The display control circuit 8 receives the control signal C and displays an image based on the image signal D1 on the display device 18. In this case, I
The / T receiving terminal 3 operates as a normal television receiver.

When a user is watching a television screen,
For example, a message indicating that there is URL information is displayed by a telop (step S1 in FIG. 3), and when the user wants to view the URL information, the remote controller 16 uses the URL.
Perform an operation to instruct information. When this operation is performed, an infrared signal is transmitted from the remote controller 16. When the computer 10 receives this signal, it starts up the Internet connection software and outputs a control signal C for instructing two-screen display to the display control circuit 8 (step S2).
With the Internet connection software, the computer 10 is connected to the server of the provider via a telephone line. Further, the control signal C instructing the two-screen display is transmitted by the display control circuit 8.
Then, the display control circuit 8 performs the display based on the video signal D1 on the left half of the screen of the display device 18 and performs the display based on the video signal D2 on the right half of the screen.

Next, the computer 10 reads the URL included in the teletext, writes the URL into the browser software,
Next, the browser software is driven (step S3). Thereby, the computer 10 accesses the site of the server 2 (FIG. 1) designated by the URL (step S4),
The URL image is transmitted from the site of the server 2 to the computer 2. The computer 2 outputs the URL image to the display control circuit 8. Thereby, the display device 18
A URL image is displayed in the right half of the screen (step S)
5).

This screen allows the user to obtain detailed information that cannot be obtained on the television screen. Information (screen) via the Internet is stored in the storage device 12.
, It is also possible to check slowly after the television broadcast is over. Also,
When the user looks at the screen and decides to reply to, for example, a product purchase application, the reply data is input from the keyboard 15. The input data is transmitted to the server 2 and transmitted from the server 2 to the broadcasting station 1 or the sponsor.

Next, when the user wants to end only the Internet, the user performs an operation to instruct the end of the Internet from the remote controller 16 (step S6). When the computer 10 receives this instruction, it turns off the telephone line connection and outputs a control signal C for instructing display only by the video signal D1 to the display control circuit 8. The display control circuit 8 receives the control signal C and displays a television screen based on the video signal D1 on the entire screen of the display device 18 (step S8). Further, when the user intends to end both the Internet and the television reception, the remote controller 16 performs an operation for instructing that. When the computer 10 receives this instruction, the Internet connection and the television reception are both ended (step S9). FIG. 4 schematically shows the above process.

As described above, according to the television broadcasting system shown in FIG. 1, the television screen and the Internet screen are organically connected, and the user needs to manually switch the software, switch the screen, and the like. Since there is no switching and the switching is performed automatically, various uses can be considered. For example, in a cooking program, etc., how to make, ingredients, etc. are carried out on TV (normal cooking program),
We introduce different dishes using the same ingredients on the Web. Also, if information on materials and the number of persons is transmitted to a site for a person who wants to make the material quickly, the material is delivered to the user at a designated date and time. The user prepares the same dish as the television using the transmitted materials while viewing the information stored in the storage device 12. Further, in addition to the cooking program described above, for example, use in shopping, distance learning, ticket sales, and the like can be considered.

[0015]

As described above, according to the present invention, a broadcast station for performing a television broadcast and information related to the television broadcast program are distributed via a network in the same time zone as the broadcast of the program. Server and a television broadcast received and displayed on a display device,
A receiving terminal connected to the server via the network and receiving server information and displaying the information on a display device is provided, so that television broadcasting and image transmission via the Internet can be linked, and provided by a program. The effect is that the amount of information that can be provided can be significantly increased.

According to the second aspect of the present invention, the broadcasting station performs a text broadcast for transmitting the address information indicating the address of the server together with the television broadcast, and the receiving terminal receives the text broadcast and receives the text broadcast. Is extracted and a connection to the server is made based on the extracted address information, so that the user of the receiving terminal can connect to the server without manually inputting the address information.
According to the invention described in claim 4, the receiving terminal simultaneously displays the television screen and the information of the server on the display device, so that the user can see the information from the server while watching the television screen. effective.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram illustrating a configuration of an embodiment of the present invention.

FIG. 2 is a block diagram showing a configuration of an I / T receiving terminal 3 in the embodiment.

FIG. 3 is a flowchart for explaining the operation of the I / T receiving terminal 3;

FIG. 4 is a schematic diagram for explaining the system according to the embodiment;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Broadcasting station 2 ... Server 3 ... I / T receiving terminal 4 ... Internet 5 ... Video signal reproduction circuit 8 ... Display control circuit 9 ... Teletext adapter 10 ... Computer 11 ... CPU 12 ... Storage device 18 ... Display device

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme Court ゛ (Reference) H04N 7/03 7/035 (72) Inventor Shohei Morita 3-19-2 Nishi-Shinjuku, Shinjuku-ku, Tokyo East Within Nippon Telegraph and Telephone Corporation (72) Kazuyuki Shiraki Inventor F-term (reference) 5C025 BA27 CA06 DA05 5C063 AB20 AC01 CA23 DA03 5C064 3-19-2 Nishi-Shinjuku, Shinjuku-ku, Shinjuku-ku, Tokyo BA07 BB10 BC23 BC25 BD02 BD08 BD14

Claims (4)

[Claims] 1. A broadcasting station that performs television broadcasting, a server that distributes information related to the television broadcasting program through a network in the same time zone as the broadcasting of the program, and receives the television broadcasting. And a display terminal connected to the server via the network, receiving information of the server and displaying the information on the display device, while displaying on the display device. 2. The broadcast station, together with a television broadcast,
Performs teletext for transmitting address information indicating the address of the server, the receiving terminal receives the teletext, extracts the address information included in the teletext, and connects to the server based on the extracted address information. The television broadcasting system according to claim 1, wherein: 3. The television broadcasting system according to claim 1, wherein the broadcasting station broadcasts information about the server in television broadcasting. 4. The receiving terminal according to claim 1, wherein the receiving terminal simultaneously displays the video of the television broadcast and information of the server on the display device. Television broadcasting system.