JPH10336541A - Television receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a television receiver in which a connection function to a telephone line is effectively utilized and a caller is easily confirmed of the arrival of an incoming call. SOLUTION: An opposite number analysis section 28 analyzes a telephone number of a caller in the case of the arrival of an incoming call. A character generator 29 generates a character denoting the analyzed telephone number. An RGB changeover section 32 composites the character with a video image form a television broadcast program, outputted from a video signal processing section 24. Thus, the telephone number is on-screen-displayed on a CRT 33.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television receiver having a function of connecting to a telephone line in order to cope with intertext (IT) broadcasting and the like.

[0002]

2. Description of the Related Art A television broadcast called an IT broadcast having two-way characteristics, which is an extension of the existing text multiplex broadcast, has been published in 199.
Started in the fall of 2006. In this method, bidirectionality is simply realized by transmitting a viewer's intention (answer of a quiz program, etc.) to the contents of a broadcast to a server company, a broadcasting station, or the like through a built-in modem.

FIG. 4 is a system configuration diagram of an IT broadcast and its television receiver. In FIG. 4, a broadcast wave of an IT broadcast broadcasted from the broadcast station 2 is a television (T
V) Received by receiver 1. The TV receiver 1 has a function of connecting to a telephone line, and is connected to an automatic telephone line switch 5. A telephone 6 is also connected to the automatic telephone line switch 5. As a result, a normal telephone conversation using the telephone 6 and an IT communication using the TV
The viewing of the broadcast and the response thereto can be selectively executed. If a telephone line is connected to the telephone 6 and the TV receiver 1 on one side, the telephone line on the other side is cut off.

The automatic telephone line switch 5 is connected to the telephone network 3, and the telephone network 3 is connected to the response server 4.
The response server 4 receives the result of the response to the IT broadcast. The response server 4 is connected to the broadcast station 2 so that the response result of the viewer to the IT broadcast is transmitted to the broadcast station 2.

[0005] The TV receiver 1 in FIG. 4 is configured as schematically shown in FIG. In FIG. 5, a CPU 11 controls internal components via a bus line. The modem 12 is connected to the automatic telephone line switch 5 so as to send a response result to the IT broadcast to the response server 4 via the telephone line network 3. The character generator 13 outputs a character signal for performing on-screen display according to the broadcast content of the IT broadcast. The memory 14 stores various data. T
Since the V receiver 1 is configured as described above, the broadcast content of the IT broadcast is stored in a cathode ray tube (CR) (not shown).
T) or the like, and a response result to the IT broadcast can be transmitted to the broadcast station 2.
Then, viewer-participating programs and shopping information programs can be used bidirectionally.

[0006]

Recently, when a call is received, a service for displaying the telephone number of the caller on the telephone 6 has been started. According to this telephone number display service, when a call is received, the telephone number of the caller can be confirmed before answering the call. However, the telephone number of the caller displayed on the telephone 6 is usually a small display by a liquid crystal display, and when the user is away from the telephone 6, such as when watching a television broadcast by the TV receiver 1, There was a problem that it could not be confirmed.

[0007] In addition, it takes a relatively short time to use the function of the TV receiver 1 for connecting to a telephone line for receiving an IT broadcast, and it is not an IT broadcast but other video such as ordinary television broadcast or video software. If you are watching
Even though a telephone line is connected to the V receiver 1, the connection function with the telephone line is not effectively utilized.

[0008] The present invention has been made in view of such problems, and a television receiver capable of effectively utilizing a connection function with a telephone line and easily confirming a caller when a telephone call arrives. The purpose is to provide.

[0009]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems of the prior art, the present invention is to output a video signal to be displayed on a display unit in a television receiver having a function of connecting to a telephone line. Video output means (21 to 24)
Analysis means (28) for analyzing a caller's telephone number when a call is received; character generation means (29) for generating a character representing the telephone number analyzed by said analysis means; It is an object of the present invention to provide a television receiver characterized by comprising a synthesizing means (32) for synthesizing the generated character with the video signal output from the video output means.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a television receiver according to the present invention will be described with reference to the accompanying drawings. FIG. 1 is a block diagram showing one embodiment of a television receiver of the present invention,
FIG. 2 is a flowchart for explaining the operation of the television receiver of the present invention, and FIG. 3 is a diagram for explaining the operation of the television receiver of the present invention.

Referring to FIG. 1, a CPU 34 controls the internal components via a bus line. The television broadcast signal received by the antenna 20 is input to the channel selection circuit 21. The channel selection circuit 21 supplies the signal of the channel selected by the viewer to the video detection unit 22 under the control of the CPU 34. The video detector 22 detects the video of the selected signal and inputs the detected video to the video signal switch 23. The video from the external video input terminal 25 is also input to the video signal switching unit 23, and the video detection unit 22
And the video from the external video input terminal 25 are selectively output.

The output of the video signal switching unit 23 is input to a video signal processing unit 24, which performs various processes on the video signal and outputs RGB signals as R, G, and B signals.
Enter 2 Note that the channel selection circuit 21 to the external video input terminal 25 operate as video output means for outputting a video signal to be displayed on the display unit (CRT 33).

On the other hand, the telephone terminal 26 is connected to the automatic telephone line switch 5 shown in FIG. 4, and a signal from the telephone terminal 26 is inputted to the modem 27. The output of the modem 27 is input to the other party number analyzing unit 28, and when the incoming call is received via the telephone terminal 26, the other party analyzing unit 28 analyzes the telephone number of the caller. The output of the other party number analysis unit 28 is input to a character generator 29 and outputs a character signal (character) for on-screen display of a telephone number.

In the rewritable memory 30, a table in which a telephone number and various information such as a name and a company name corresponding to the telephone number are set in advance by a user menu or the like. When the caller's telephone number is analyzed by the other party number analyzing unit 28, the CPU 34
Is read, and if other information such as the name is registered, the character generator 29 is controlled so that other information such as the name is displayed on the screen in addition to the telephone number. The output of the character generator 29 is input to the RGB switching unit 32 via the display control unit 31. CPU3
Reference numeral 4 operates as a reading unit for reading information corresponding to the telephone number analyzed by the other party number analyzing unit 28 from the memory 30.

The RGB switching unit 32 includes a video signal processing unit 24
Between the output video signal and the character signal for on-screen display output from the display control unit 31,
It is supplied to a CRT 33 as an example of a display unit. The RGB switching unit 32 operates as a combining unit that combines a character signal generated by the character generator 29 as a character generating unit with a video signal. With this, CR
At T33, an image in which the telephone number and the name are displayed on the screen is displayed.

The operation of the television receiver according to the present invention will be further described with reference to the flowchart shown in FIG. In FIG. 2, if there is an incoming call from the telephone line in step S1, the CPU 34 identifies in step S2 whether it is a normal incoming call (that is, conversation) or IT. Unless the viewer requests IT data via a telephone line using a remote control transmitter or the like (not shown), it can be determined that the call is a normal telephone call. If IT, step S
At 3, the CPU 34 controls each circuit unit to perform processing as IT. If it is a normal incoming call, the other party number analyzing unit 28 analyzes the caller's telephone number in step S4. As described above, the analysis of the caller's telephone number is a technique that has already been put to practical use.

Further, it is determined whether or not the telephone number analyzed in step S5 has been registered in the memory 30.
If not registered, only the telephone number is displayed on-screen in step S6. If registered, the telephone number and name are displayed on-screen together. The on-screen display of only the telephone number in step S6 is, for example,
As shown in FIG. 3 (A), “03-xxxxxx-xxxxxx”
It is a phone call from. " Step S7
For example, as shown in FIG. 3B, the on-screen display of the telephone number and the name of the user is “03-xxxxxx-xxx”.
○○ ** I'm calling you. "

Then, in step S8, the telephone 6
Determines whether the user has gone off-hook (whether the handset is picked up)
If off-hook has not been executed, step S8 is repeated. After the off-hook, the on-screen display is deleted in step S9. The CPU 3 determines whether or not the user has gone off-hook.
4 can be determined based on whether or not the telephone line to the receiver has been interrupted.

As described above, according to the television receiver of the present invention, when a telephone call is received, the calling party can be known before picking up the receiver. In addition, since the display of the caller is performed by on-screen display on the screen of the CRT 33 instead of the telephone 6, even when the user is away from the telephone 6, such as when watching a television broadcast, the caller can easily be displayed. Can be confirmed. Moreover, the caller's telephone number and the like are displayed on the screen larger than those displayed by the telephone 6, so that they are easy to see. In addition, the function of a television receiver having a function of connecting to a telephone line can be effectively used.

In this embodiment, a receiver built in a television receiver is shown as an example. However, a so-called set-top box type receiver separate from the television receiver may be used. Good. Further, in the present embodiment, the telephone number and the name are taken as examples of the information to be displayed on-screen, but the information to be displayed on-screen may be appropriately selected as needed. Further, the present invention can be applied to other video display devices such as a personal computer.

[0021]

As described in detail above, the television receiver of the present invention comprises a video output means for outputting a video signal to be displayed on a display unit, and a telephone number of a caller when a call is received. Analyzing means for analyzing the character, character generating means for generating a character representing the telephone number analyzed by the analyzing means, and synthesizing means for synthesizing the character generated by the character generating means to the video signal output from the video output means Because of this configuration, the function of connecting to the telephone line can be effectively utilized, and the caller can be easily confirmed when a call is received.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of the present invention.

FIG. 2 is a flowchart for explaining the operation of the present invention.

FIG. 3 is a diagram for explaining the operation of the present invention.

FIG. 4 is a system configuration diagram of an IT broadcast and its television receiver.

FIG. 5 is a block diagram showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Television receiver 2 Broadcasting station 3 Telephone network 4 Response server 5 Automatic telephone line switch 6 Telephone 20 Antenna 21 Tuning circuit 22 Video detection unit 23 Video signal switching unit 24 Video signal processing unit 25 External video input terminal 26 Telephone Terminal 27 Modem 28 Destination number analysis unit (analysis unit) 29 Character generator (character generation unit) 30 Memory 31 Display control unit 32 RGB switching unit (synthesis unit) 33 CRT (Display unit) 34 CPU

Claims (2)

[Claims] 1. A television receiver having a function of connecting to a telephone line, a video output means for outputting a video signal to be displayed on a display unit, and analyzing a telephone number of a caller when a call is received. Analyzing means for generating a character representing a telephone number analyzed by the analyzing means; synthesizing means for synthesizing a character generated by the character generating means with a video signal output from the video output means; A television receiver characterized by comprising: 2. A memory storing a table in which telephone numbers and information corresponding to the telephone numbers are stored, and reading means for reading information corresponding to the telephone numbers analyzed by the analyzing means from the memory. 2. The television receiver according to claim 1, wherein the character generation means generates a character representing information corresponding to the telephone number in addition to a character representing the telephone number.