JP2000287183A - Television signal generating apparatus and method, television signal receiving apparatus and method, television broadcasting system and signal processing method, and medium - Google Patents

Abstract

(57) [Summary] [Problem] A clickable map is displayed in association with an object on a moving image, and information related to the object is displayed by designating the object on the moving image. SOLUTION: An image 81 of a car and an image 82 of a human
Is displayed on a frame 71 on which an image 81 is displayed.
When displaying the transparent clickable maps 81A and 82A associated with the human image 82, for example,
The user places a pointer 83 in an area of the clickable map 81A in which an image 81 of a car as an object is displayed.
Is moved and designated, so that the television receiver is embedded in the clickable map 81A.
Based on the URL, a hypertext signal relating to the car image 81 is extracted from the WWW server via the telephone line, stored in a built-in hard disk, and then a home page related to the object is displayed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a television signal generating apparatus and method, a television signal receiving apparatus and method, a television broadcasting system and a signal processing method,
And a medium, in particular, a television signal generator transmits a television signal and a hypertext signal including a clickable map signal corresponding to the video signal, and the television signal receiver includes a hypertext signal including the clickable map signal. And a television signal generating apparatus and method for processing a hypertext corresponding to a video displayed at a position specified by a user on the clickable map on which the overlay has been displayed, by displaying the video signal on an overlay. The present invention relates to a television signal receiving apparatus and method, a television broadcasting system, a signal processing method, and a medium.

[0002]

2. Description of the Related Art Analog video signal VBI (Vertical Bla
There is a multiplex broadcasting technique in which a text signal and a hypertext signal corresponding to the text signal are inserted on a predetermined horizontal scanning line during an nking interval (vertical blanking interval) and multiplexed into one television broadcast signal. For example, in a character multiplex broadcast (closed caption) in which characters corresponding to an audio signal can be displayed on a screen as subtitles, a text signal is multiplexed on a 21st scanning line in a vertical blanking period of a video signal. ing.

Similarly, hypertext can be multiplexed on other scanning lines during the vertical blanking period of a video signal.

Hypertext is based on HTML (Hypertext Mar
kup Language), which is a special description language. By embedding commands called tags in text, you can modify characters, list items,
It can represent figures, etc., and furthermore, URLs (Uniform Resource Locat
By writing or), a link can be made between the text and the homepage specified by the URL.

[0005] HTML has a clickable map as an expression method. FIG. 1 shows an example of the clickable map. Now, as shown in FIG. 1, it is assumed that a circle 11, a triangle 12, and a rectangle 13 are represented and displayed in hypertext along with their corresponding clickable maps 11A, 12A, 13A. At this time, as shown in FIG. 1, the user moves the pointer 14 to the triangle 12 (corresponding to the clickable map 1).
When the user moves to the area 2A) and fixes it, a home page 21 specified by a URL related to the triangle 12 embedded in the area as shown in FIG. 2 is displayed.

[0006] That is, in the clickable map 12A, a URL related to the triangle 12 as an anchor tag is embedded in advance in the area of the object described by the hypertext, and the user can use the pointer 1 in the area.
By moving and confirming 4, the home page specified by the URL related to the object (for example, triangle 12 in FIG. 1) can be opened.

[0007]

However, since the multiplexed broadcast as described above does not include information indicating the relationship between the video signal transmitted by the television broadcast signal and the clickable map signal, for example, The video displayed by the video signal as an anchor tag
There is a problem that a URL cannot be embedded and a link such as a URL related to an object on a displayed moving image cannot be provided.

The present invention has been made in view of such a situation, and multiplexes information indicating a relationship between a video signal and a hypertext as a clickable map on a television broadcast signal to display a displayed video ( By specifying an object on the video), the UR associated with that object
It allows you to open L and so on.

[0009]

According to a first aspect of the present invention, there is provided a television signal generating apparatus for generating a video signal of a television broadcast program, and a video signal of a predetermined frame of the television broadcast program. Second generating means for generating a hypertext signal including a clickable map corresponding to the above, and multiplexing the hypertext signal in association with a video signal of a television broadcast program of a predetermined frame to generate a television signal Means for outputting a television signal generated by the multiplexing means.

According to a fourth aspect of the present invention, there is provided a television signal generating method for generating a video signal of a television broadcast program.
And a second generating step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program;
A multiplexing step of multiplexing the hypertext signal in association with a video signal of a television broadcast program of a predetermined frame to generate a television signal, and an output for outputting the television signal generated in the processing of the multiplexing step And a step.

According to a fifth aspect of the present invention, there is provided a program for a medium, comprising: a first generating step of generating a video signal of a television broadcast program; and a hyperlink including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program. A second generating step of generating a text signal, a multiplexing step of multiplexing the hypertext signal in association with a video signal of a television broadcast program of a predetermined frame to generate a television signal, and a process of the multiplexing step And an output step of outputting the television signal generated in the step (a).

According to a sixth aspect of the present invention, there is provided a television signal receiving apparatus, comprising: a receiving means for receiving a television signal; and a clickable map signal included in a hypertext signal multiplexed with the television signal received by the receiving means. Extracting means for extracting an image of the clickable map signal extracted by the extracting means, display control means for controlling the display so that the image of the clickable map signal is overlaid on the video signal of the television signal of the corresponding frame, and display control. Means for specifying a predetermined clickable map of the frame image whose display is controlled by the means; detecting means for detecting a hypertext corresponding to the clickable map signal specified by the specifying means; Processing means for executing processing corresponding to the hypertext. And butterflies.

According to a seventh aspect of the present invention, in the television signal receiving method, a receiving step of receiving the television signal, and a clickable signal included in the hypertext signal multiplexed with the television signal received in the processing of the receiving step. An extraction step of extracting a map signal, and a display control step of controlling display so that an image of the clickable map signal extracted in the processing of the extraction step is overlaid on a video signal of a television signal of a corresponding frame. A designation step of designating a predetermined one of the clickable maps of the frame image whose display is controlled in the processing of the display control step, and a detection step of detecting a hypertext corresponding to the clickable map signal designated in the processing of the designation step And the hyper detected in the detection step processing. Characterized in that it comprises a processing step of executing processing corresponding to the text.

According to another aspect of the present invention, there is provided a program for a medium for receiving a television signal, and a clickable map signal included in a hypertext signal multiplexed with the television signal received in the processing of the receiving step. An extraction step of extracting the image of the clickable map signal extracted in the processing of the extraction step, so that the display signal is overlaid on the video signal of the television signal of the corresponding frame, a display control step of controlling the display, A designation step of designating a predetermined clickable map of the frame image whose display is controlled in the processing of the display control step, and a detection step of detecting a hypertext corresponding to the clickable map signal designated in the processing of the designation step, Hypertext detected in the processing of the detection step A program characterized to be executed by the television signal receiving apparatus that includes a processing step of executing processing corresponding to.

According to a ninth aspect of the present invention, in the television broadcasting system, the television signal generating device generates the video signal of the television broadcast program, and the video signal of a predetermined frame of the television broadcast program. Second generating means for generating a hypertext signal including a clickable map corresponding to the above, and multiplexing the hypertext signal in association with a video signal of the television broadcast program of a predetermined frame to generate a television signal. Multiplexing means, and output means for outputting a television signal generated by the multiplexing means, wherein the television signal receiving apparatus includes: a receiving means for receiving the television signal; and a television signal received by the receiving means. Extraction method for extracting a clickable map signal contained in a multiplexed hypertext signal Display control means for controlling the display so that the image of the clickable map signal extracted by the extraction means is overlaid on the video signal of the television signal of the corresponding frame, and the display is controlled by the display control means. Designating means for designating a predetermined clickable map of the selected frame image, detecting means for detecting a hypertext corresponding to the clickable map signal designated by the designating means, and corresponding to the hypertext detected by the detecting means. Processing means for executing processing.

According to a tenth aspect of the present invention, in the signal processing method of the television broadcasting system, the signal processing method of the television signal generator includes a first generation step of generating a video signal of a television broadcast program; A second generating step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the program, and multiplexing the hypertext signal in association with a video signal of a television broadcast program of a predetermined frame; A multiplexing step of generating a television signal; and an output step of outputting a television signal generated in the processing of the multiplexing step. Multiplexed with the television signal received in the processing of the receiving step and the receiving step Extracting an extractable clickable map signal included in the hypertext signal, and an image of the extractable clickable map signal extracted in the process of the extracting step is overlaid on a television signal video signal of a corresponding frame. A display control step of controlling display; a designation step of designating a predetermined one of the clickable maps of the frame image whose display is controlled by the processing of the display control step; and a clickable map signal designated by the processing of the designation step. And a processing step of executing processing corresponding to the hypertext detected in the processing of the detecting step.

[0017] The program of the medium according to claim 11 is:
A first generation step of generating a video signal of a television broadcast program in a television signal generator, and a second generation step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program. , A multiplexing step of multiplexing the hypertext signal in association with a video signal of a television broadcast program of a predetermined frame to generate a television signal, and a television signal generated by the processing of the multiplexing step. And an output step of outputting
In the television signal receiving device, a receiving step of receiving a television signal, and an extraction step of extracting a clickable map signal included in a hypertext signal multiplexed with the television signal received in the processing of the receiving step, The image of the clickable map signal extracted in the processing of the extraction step is displayed as an overlay on the video signal of the television signal of the corresponding frame,
A display control step of controlling display, a designation step of designating a predetermined clickable map of the frame image whose display has been controlled in the processing of the display control step, and a clickable map signal designated in the processing of the designation step. The method includes a detecting step of detecting a hypertext, and a processing step of executing a process corresponding to the hypertext detected in the processing of the detecting step.

In the television signal generating apparatus according to the first aspect, the television signal generating method according to the fourth aspect, and the medium according to the fifth aspect, the video signal of the television broadcast program and the corresponding signal are provided. A clickable map signal is generated, the clickable map signal is multiplexed in association with a video signal of a predetermined frame, and a multiplexed television signal is output.

In the television signal receiving apparatus according to the sixth aspect, the television signal receiving method according to the seventh aspect, and the medium according to the eighth aspect, a clickable map signal included in the received television signal. Is extracted, an image of the extracted clickable map signal is overlaid on the video signal, a predetermined clickable map corresponding to the overlayed video signal is designated, and a hypertext corresponding to the designated clickable map is displayed. A process corresponding to the detected hypertext is detected and executed.

In the television broadcasting system according to the ninth aspect, the signal processing method for the television broadcasting system according to the tenth aspect, and the medium according to the eleventh aspect, the television broadcasting is performed by the television signal generating device. The clickable map signal is multiplexed in association with the video signal of the program, the multiplexed television signal is output, and the clickable map signal included in the received television signal is extracted by the television signal receiving device. The image of the extracted clickable map signal is overlaid on the video signal, a hypertext corresponding to the specified clickable map is detected,
Processing corresponding to the detected hypertext is executed.

[0021]

FIG. 3 is a block diagram showing the configuration of a television broadcasting apparatus 31 according to an embodiment of the present invention.

An analog video signal and an audio signal (hereinafter, the video signal and the audio signal are collectively referred to as a video / audio signal as required) are generated by a television signal generation circuit 41 and output to a multiplexer 43. The video signal is also output to the hypertext signal generation circuit 42.

The hypertext signal generation circuit 42 generates a hypertext signal including a clickable map signal corresponding to a predetermined frame of the video signal input from the television signal generation circuit 41 and a multiplexer 43
Output to

The multiplexer 43 inserts a hypertext signal on a predetermined horizontal scanning line of the analog video signal VBI to generate a television broadcast signal. That is, the hypertext signal is multiplexed on a predetermined scanning line in the vertical blanking period of the video signal. Then, the multiplexed television broadcast signal is transmitted to the transmission circuit 44.
And is output as a radio wave from the antenna 32 via the.

In this manner, the hypertext signal (clickable map signal) and the television video / audio signal are multiplexed into one television broadcast signal and output from the antenna 32.

FIG. 4 is a block diagram showing the configuration of an embodiment of a television receiver to which the present invention is applied. A television broadcast signal including a hypertext signal is received by the antenna 51 and input to the television receiver 55.

The television broadcast receiving circuit 61 of the television receiver 55 selects and demodulates a television broadcast signal of a channel designated by the control microcomputer 64 from a plurality of television broadcast signals, and demodulates the video / audio. The signal is output to the video / audio processing circuit 63. Therefore, the television program specified by the user is selected and extracted from the television broadcast signal by the television broadcast receiving circuit 61. Further, the television broadcast receiving circuit 61 outputs to the control microcomputer 64 whether or not a television broadcast signal has been received.

The data broadcast receiving circuit 62 selects and demodulates a hypertext signal included in the television broadcast signal specified by the control microcomputer 64,
Output to the video / audio processing circuit 63.

The video / audio processing circuit 63 processes the video signal input from the television broadcast receiving circuit 61,
A video signal to be supplied to T66 is generated. The video / audio processing circuit 63 also uses the television video signal based on the image data signal output from the control microcomputer 64 and the clickable map signal included in the hypertext signal output from the data broadcast receiving circuit 62. The video signal is superimposed and output to the CRT 66.

The video / audio processing circuit 63 demodulates the audio signal input from the television broadcast receiving circuit 61,
The signal is amplified and output to the speaker 67.

The infrared television operation signal from the remote commander 52 is converted into an electric signal by the light receiving section 68 and then processed by the control microcomputer 64. As a result, a command for selecting and demodulating the designated television video / audio signal is output to the television broadcast receiving circuit 61, and a clickable map signal for the designated television program is selected and demodulated for the data broadcasting receiving circuit 62. An instruction is output.

The hard disk of the hard disk drive (HDD) 65 stores programs executed by the control microcomputer 64 and various kinds of information. The modem 53 is connected to the connector 69 and the telephone line 5
4 can be connected to various information providing servers via a network such as the Internet.

Next, referring to the flowchart of FIG.
The operation of the television broadcasting device 31 will be described. In step S11, the television signal generation circuit 41
When a signal output from a television camera or a video playback device (not shown) is obtained, a video / audio signal is generated based on the obtained signal and output to the multiplexer 43, and at the same time, the video signal is output to the hypertext signal generation circuit 42. Output to

In step S12, the hypertext signal generation circuit 42
And generates a hypertext signal including a clickable map signal corresponding to an individual object of each frame included in the video signal input from the multiplexer 43, and outputs the generated hypertext signal to the multiplexer 43. For example, as shown in FIG. 6, when a predetermined frame 71 contains an image 81 of a car and an image 82 of a person, and there is a server that provides information related to each of the images, Transparent clickable maps 81A and 82A are generated corresponding to 81 and 82.

In step S13, the multiplexer 43 multiplexes the input video / audio signal and hypertext signal in association with the frame. Specifically, the hypertext signal is inserted on a predetermined line in the vertical blanking period of the video signal of the corresponding frame. This signal is output (broadcast) from the antenna 32 via the transmission circuit 44.

Next, referring to the flowchart of FIG.
An operation in which the television receiver 55 receives a television broadcast signal and displays an image will be described.

When the power is turned on by the user in the television receiver 55, the control microcomputer 64 instructs the television broadcast receiving circuit 61 to receive a video / audio signal of a predetermined channel in step S21. . Further, the control microcomputer 64 determines whether or not the television broadcast receiving circuit 61 has received the video / audio signal, and when the television broadcast receiving circuit 61 determines that the video / audio signal has not been received, Returning to the processing of step S21 again, the apparatus enters a state of waiting for reception of a video / audio signal.

When the control microcomputer 64 determines in step S21 that the video / audio signal has been received based on the signal from the television broadcast receiving circuit 61, the control microcomputer 64 determines in step S22 that the data broadcast receiving circuit 6
Then, it is determined whether or not a hypertext signal has been received based on the signal from the control unit 2. That is, it is determined whether the VBI of the received video / audio signal includes a hypertext signal.

If it is determined in step S22 that the hypertext signal has been received by the data broadcast receiving circuit 62, the control microcomputer 64 proceeds to step S23.
Next, a clickable map signal is extracted from the hypertext signal, demodulated, and output to the video / audio processing circuit 63.

In step S 24, the video / audio processing circuit 63 superimposes the clickable map signal input from the data broadcast receiving circuit 62 on the video signal input from the television broadcast receiving circuit 61, and outputs it to the CRT 66.

In step S25, the CRT 66
An image in which the clickable map signal is superimposed on the image signal is displayed. In this way, a video (moving image) of the frame 71 as shown in FIG. 6 is displayed on the CRT 66, for example. Thereafter, the process returns to step S21, and the subsequent processes are repeated.

If it is determined in step S22 that the hypertext signal has not been received by the data broadcast receiving circuit 62, the processing in steps S23 and S24 is skipped, and in step S25, the television broadcast receiving circuit 61 The received video signal is processed by the video / audio processing circuit 63, and a video signal not including the clickable map is displayed on the CRT 66.

Next, referring to the flowchart of FIG.
As shown in FIG. 6, a car image 81 and a human image 82 on a frame 71 and a clickable map 81 corresponding thereto are displayed on a CRT 66 of the television receiver 55 as shown in FIG.
When A and 82A are displayed, the user
An operation of the television receiver 55 when the remote commander 52 is operated to display information corresponding to a predetermined target will be described.

In step S31, the control microcomputer 64 determines whether or not the user has operated the remote commander 52 to specify the clickable map. If it is determined that the clickable map has not been specified, the control microcomputer 64 proceeds to step S31. Repeat the process of
It will be in the state of waiting for the specification of the clickable map.

In step S31, as shown in FIG. 6, the user operates the remote commander 52 to move the pointer 83 to the area of the clickable map 81A corresponding to the image 81 of the car, and designates the remote commander 52. The position signal of the pointer 83 at that time is input to the control microcomputer 64 via the light receiving section 68. At this time, the control microcomputer 64 determines that the clickable map 81A has been specified by the user, and in step S32, stores the URL corresponding to the specified clickable map 81A in the V of the corresponding frame.
Extract from hypertext signal inserted in BI.

In step S33, the control microcomputer 64 activates a WWW browser and executes PPP (Point to Point P) to access the URL of the link destination.
rotocol) Make a dial-up IP connection based on protocol. That is, a connection control signal including a telephone number and an ID for connecting to a pre-registered Internet service provider is output to the modem 53 via the connector 69 in a preset procedure. The modem 53 converts the connection control signal into a predetermined frequency signal based on the telephone line standard, and outputs the signal to the telephone line 54.

When the dial-up IP connection with the PPP server of the Internet service provider is completed and connected to the Internet via the PPP server, the WWW browser (control microcomputer 64)
Accesses the corresponding WWW server (access point) based on the URL of the link destination. In this example,
The control microcomputer 64 requests the WWW server for an HTML file such as a homepage related to the car image 81 of the currently broadcast television program. In response to this request, the WWW server transmits an HTML file such as a home page specified by the URL via the service provider.

In step S34, the control microcomputer 64 transmits the HTML transferred from the WWW server.
After the file is demodulated by the modem 53, the file is received and further temporarily stored in the hard disk of the HDD 65.

In step S35, the control microcomputer 64 reads and processes the HTML file once stored in the hard disk of the HDD 65, generates an image data signal for a homepage or the like, and
Output to 3. The video / audio processing circuit 63 processes the image data signal, outputs a video signal of a home page 91 indicating information (for example, vehicle type, manufacturer, etc.) of the vehicle as shown in FIG.

In step S36, control microcomputer 64 determines whether or not an instruction signal for ending the display of the homepage has been received. If the instruction signal to end the display of the homepage has not been received, the process returns to step S35, and the display processing of the homepage is continued until the instruction signal to end the display of the homepage is received. When the user operates the remote commander 52 and inputs an instruction to end the display of the homepage, the control microcomputer 64 proceeds to step S31.
And the subsequent processes are repeated.

In the above description, the processing is performed by reading the data of the homepage from a predetermined server on the network. However, the file stored in the HDD 65 in the television receiver 55 in advance is read. It is also possible to deal with it.

That is, the television broadcasting device 31
A hypertext signal such as a homepage related to a television broadcast program is transmitted at a timing different from the television video / audio signal (for example, at night when the television program ends) and transmitted to the television receiver 5.
5 may be extracted and demodulated by the data broadcast receiving circuit 62, stored in advance in the HDD 65 via the control microcomputer 64, and read out and processed as appropriate.

In the above-described embodiment, it is assumed that the extended function part shown in FIG. 4 comprising the data broadcast receiving circuit 62, the control microcomputer 64, and the HDD 65 is integrated into a television receiver. Although described as an example, these portions may be configured as an extension box called a so-called set-top box, and used in combination with an existing television receiver.

In the above description, the hypertext signal is superimposed on the VBI of the analog television signal on a frame basis. However, the hypertext signal is superimposed on the digital television signal in association with the frame. Is also good.

As described above, the VBI of the television image signal is multiplexed with the hypertext signal including the URL information (domain information) and the clickable map signal and transmitted, and the transparent clickable image is displayed on the television program image being broadcast. By overlaying the map, it is possible to embed the URL corresponding to the video being broadcast, so the user can specify the object on the video being broadcast on the TV broadcast program in real time by using the pointer. It is possible to browse various WWW information sources related to a desired object and enjoy network services.

Next, with reference to FIG. 10, a description will be given of a medium used to install a program for executing the above-described series of processes in a computer and make the computer executable.

As shown in FIG. 10A, the program corresponds to a hard disk 102 as a recording medium built in the personal computer 101 (corresponding to a hard disk of an HDD 65 built in the television receiver 55 in FIG. 4). ) Can be provided to the user in a state of being installed in advance.

Alternatively, the program is executed as shown in FIG.
As shown in (B), the floppy disk 111 and the CD-R
OM (Compact Disk-Read Only Memory) 112, MO (Magnet
o-Optical) Disc 113, DVD (Digital Versatile Di
sk) 114, magnetic disk 115, semiconductor memory 116
And the like, can be temporarily or permanently stored in a recording medium, and provided as package software.

Further, as shown in FIG. 10C, the program is wirelessly transferred from a download site 121 to a personal computer 123 via a satellite 122 or via a network 131 such as a local area network or the Internet. Alternatively, the data may be transferred to the personal computer 123 by wire or wirelessly, and the personal computer 123 may download the data to a built-in hard disk or the like.

The medium in the present specification means a broad concept including all these media.

In this specification, the step of describing a program provided by a medium includes not only a process including an element over time but also a process executed in parallel or individually.

In this specification, the system refers to the entire apparatus composed of a plurality of devices.

[0063]

As described above, according to the television signal generating apparatus according to the first aspect, the television signal generating method according to the fourth aspect, and the medium according to the fifth aspect, a hypertext signal is transmitted to a predetermined place. Since the multiplexing is performed in association with the video signal of the frame, it is possible to provide information accompanying each image included in the moving image.

According to the television signal receiving device of the sixth aspect, the television signal receiving method of the seventh aspect, and the medium of the eighth aspect, the television signal is associated with a video signal of a predetermined frame. Since the clickable map signal is extracted and the clickable map is overlaid on the image of the corresponding frame, it is possible to display information related to the target on the moving image.

According to the television broadcasting system of claim 9, the signal processing method of the television broadcasting system of claim 10, and the medium of claim 11,
From the television signal generator, a video signal and a clickable map signal associated with the video signal of the predetermined frame are transmitted, and the television signal receiving device transmits the clickable map signal corresponding to the video signal of the predetermined frame. Since the clickable map is displayed as an overlay, a system capable of providing information related to an object included in a moving image can be realized.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating a clickable map.

FIG. 2 is a diagram showing a homepage displayed when a triangle on the clickable map in FIG. 1 is designated by a pointer.

FIG. 3 is a block diagram illustrating a configuration example of a television broadcasting device to which the present invention has been applied.

FIG. 4 is a block diagram illustrating a configuration example of a television receiver to which the present invention has been applied.

FIG. 5 is a flowchart illustrating a process of transmitting a video / audio signal of the television broadcasting device shown in FIG. 3;

FIG. 6 is a diagram illustrating a clickable map signal.

FIG. 7 is a flowchart illustrating a process of receiving the video and audio signals of the television receiver shown in FIG.

FIG. 8 is a flowchart illustrating processing of the television receiver when a clickable map is designated.

FIG. 9 is a diagram showing a display example of a home page displayed when an area of the clickable map is designated.

FIG. 10 is a diagram illustrating a medium.

[Explanation of symbols]

11 circle, 12 triangle, 13 quadrangle, 14
Pointer, 21 homepage, 31 television broadcasting device, 32 antenna, 41 television signal generation circuit, 42 hypertext signal generation circuit, 43 multiplexer, 44 transmission circuit, 5
1 antenna, 52 remote commander, 53 modem, 54 telephone line, 55 television receiver, 61 television broadcast receiving circuit, 62 data broadcast receiving circuit, 63 video / audio processing circuit, 64 control microcomputer, 65 hard disk drive, 66 CRT , 67 speaker, 68 light receiving section, 69 connector, 71 frame, 81 car image, 82 human image, 81A, 82A
Flickable map, 83 pointer, 91 homepage

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (reference) H04N 5/00 5/445 F term (reference) 5B089 GA08 HA01 JA22 JB02 KB07 KC26 KH03 LB03 LB14 5C025 BA28 CA02 CA09 DA05 5C056 AA05 BA01 5C063 AB07 AB10 AC01 CA40 DA20 DB02 5K101 KK12 KK18 MM05 NN03 NN21 TT06

Claims (11)

[Claims] 1. A first generator for generating a video signal of a television broadcast program, and a second generator for generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program. Means for multiplexing the hypertext signal in association with a video signal of the television broadcast program in a predetermined frame to generate a television signal; and the television signal generated by the multiplexing means. And an output means for outputting a signal. 2. The television according to claim 1, wherein the multiplexing unit multiplexes the hypertext signal into a blanking interval of a video signal of the television broadcast program in a corresponding frame. Signal generator. 3. The television signal generator according to claim 1, wherein the clickable map corresponds to a transparent image. 4. A first generating step of generating a video signal of a television broadcast program, and a second generating step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program. Multiplexing the hypertext signal in association with a video signal of the television broadcast program of a predetermined frame to generate a television signal; and the television generated by the processing of the multiplexing step. An output step of outputting a television signal. 5. A first generating step of generating a video signal of a television broadcast program, and a second generating step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program. Multiplexing the hypertext signal in association with a video signal of the television broadcast program of a predetermined frame to generate a television signal; and the television generated by the processing of the multiplexing step. And an output step of outputting a television signal. 6. A receiving unit for receiving a television signal, an extracting unit for extracting a clickable map signal included in a hypertext signal multiplexed on the television signal received by the receiving unit, and the extracting unit. Display control means for controlling the display so that the image of the clickable map signal extracted by the means is overlaid on the video signal of the television signal of the corresponding frame; display is controlled by the display control means. Specifying means for specifying a predetermined one of the clickable maps of the frame image, detecting means for detecting the hypertext corresponding to the clickable map signal specified by the specifying means, and detecting the hypertext corresponding to the clickable map signal specified by the specifying means. Processing means for executing processing corresponding to the hypertext. Television signal receiving apparatus according to claim Mukoto. 7. A receiving step of receiving a television signal, an extracting step of extracting a clickable map signal included in a hypertext signal multiplexed on the television signal received in the processing of the receiving step, The image of the clickable map signal extracted in the process of the extracting step is displayed as an overlay on a video signal of the television signal of a corresponding frame,
A display control step of controlling display; a designation step of designating a predetermined one of the clickable maps of the frame images the display of which is controlled in the processing of the display control step; and the clickable map designated in the processing of the designation step A television signal receiving method, comprising: a detecting step of detecting the hypertext corresponding to a signal; and a processing step of executing a process corresponding to the hypertext detected in the processing of the detecting step. 8. A receiving step of receiving a television signal, an extracting step of extracting a clickable map signal included in a hypertext signal multiplexed on the television signal received in the processing of the receiving step, The image of the clickable map signal extracted in the process of the extracting step is displayed as an overlay on a video signal of the television signal of a corresponding frame,
A display control step of controlling display; a designation step of designating a predetermined one of the clickable maps of the frame images the display of which is controlled in the processing of the display control step; and the clickable map designated in the processing of the designation step A television signal receiving apparatus, comprising: a detecting step of detecting the hypertext corresponding to a signal; and a processing step of executing a processing corresponding to the hypertext detected in the processing of the detecting step. Medium to be executed. 9. A television broadcasting system comprising a television signal generating device for generating a television signal and a television signal receiving device for receiving a television signal, wherein the television signal generating device comprises: First generating means for generating a video signal of the following; second generating means for generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of a television broadcast program; Multiplexing means for generating a television signal in association with a video signal of the television broadcast program of the frame of the frame, and an output means for outputting the television signal generated by the multiplexing means, The television signal receiving device is a receiver for receiving a television signal. Extracting means for extracting a clickable map signal included in the hypertext signal multiplexed with the television signal received by the receiving means, and an image of the clickable map signal extracted by the extracting means, Display control means for controlling display so as to be overlaid on a video signal of the television signal of a corresponding frame; and designation of a predetermined one of the clickable maps of a frame image whose display is controlled by the display control means. Designation means for detecting, the detection means for detecting the hypertext corresponding to the clickable map signal designated by the designation means, and processing means for executing processing corresponding to the hypertext detected by the detection means. A television broadcasting system comprising: 10. A signal processing method for a television broadcasting system comprising a television signal generating device for generating a television signal and a television signal receiving device for receiving a television signal, wherein the signal of the television signal generating device is The processing method includes: a first generating step of generating a video signal of a television broadcast program; and a second generating step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of the television broadcast program. A multiplexing step of multiplexing the hypertext signal in association with a video signal of the television broadcast program in a predetermined frame to generate a television signal; and the television generated by the processing of the multiplexing step. An output step of outputting a signal. The signal processing method of the television signal receiving apparatus comprises: a receiving step of receiving a television signal; and extracting a clickable map signal included in the hypertext signal multiplexed with the television signal received in the processing of the receiving step. Extraction means, and the image of the clickable map signal extracted in the processing of the extraction step, so as to be overlaid on the video signal of the television signal of the corresponding frame,
A display control step of controlling display; a designation step of designating a predetermined one of the clickable maps of the frame images the display of which is controlled in the processing of the display control step; and the clickable map designated in the processing of the designation step A signal processing for a television broadcasting system, comprising: a detecting step of detecting the hypertext corresponding to a signal; and a processing step of executing a processing corresponding to the hypertext detected in the processing of the detecting step. Method. 11. A television broadcasting system comprising a television signal generating device for generating a television signal and a television signal receiving device for receiving a television signal. A first generating step of generating a video signal of the following; a second generating step of generating a hypertext signal including a clickable map corresponding to a video signal of a predetermined frame of a television broadcast program; A multiplexing step of generating a television signal by multiplexing the television signal in association with a video signal of the television broadcast program of the frame of the frame, and an output step of outputting the television signal generated in the processing of the multiplexing step. And a television signal. A receiving device, a receiving step of receiving a television signal; extracting means for extracting a clickable map signal included in a hypertext signal multiplexed with the television signal received in the processing of the receiving step; The image of the clickable map signal extracted in the processing of the extraction step is displayed as an overlay on a video signal of the television signal of a corresponding frame,
A display control step of controlling display; a designation step of designating a predetermined one of the clickable maps of the frame images the display of which is controlled in the processing of the display control step; and the clickable map designated in the processing of the designation step A medium for executing a program, comprising: a detection step of detecting the hypertext corresponding to a signal; and a processing step of executing a process corresponding to the hypertext detected in the processing of the detection step.