JPH06153109A - Television broadcast receiver - Google Patents

Abstract

(57) [Abstract] [Purpose] If the program type is specified with a single operation on the remote control transmitter, the screen will be split and the currently broadcast video of the specified program type and program information to be broadcast in the future. The purpose is to display at the same time. [Structure] A remote control transmitter 31 is provided with a key 32 for designating the type of program, and the program information management unit 34 controls the broadcast program information d.
From among the above, the program information input by the remote control transmitter 31 is searched for the currently broadcast channel and program information to be broadcast in the future, and output to the display control unit 37. Display control unit 37
Splits the screen and displays the video currently being broadcast and program information to be broadcast in the future. The display screen is stored in the memory 39, and the currently broadcast channel is sequentially switched to the tuner 36 at high speed, and the video is stored in the memory 39 to display all the programs currently broadcast.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television broadcast receiver which does not display a program table or a noise screen after the end of broadcasting.

[0002]

[Prior art]

(1) As a conventional television broadcast receiver for displaying a program guide, for example, there is one described in Japanese Patent Publication No. 03-060371. The configuration will be described below with reference to FIG.

The input circuit 11 inputs program information to the program memory 12. A channel designating signal is given to the search circuit 14 by the keyboard 13. The clock circuit 15 counts the date and time and outputs the current date and time data to the search circuit 14. The search circuit 14 searches the contents of the program memory 12 according to an instruction from the keyboard 13,
By instructing 6 to select the designated channel,
The display unit 1 displays the image of the designated channel via the television circuit 17.
Display on 8.

(2) As a conventional television broadcast receiver that does not display a noise screen after the end of broadcasting, for example, Japanese Patent Publication No. 03
-0642882. The configuration will be described below with reference to FIG. 7.

The broadcast end detection circuit 61 detects the end of the broadcast by judging from the amplitude of the VIF input, the synchronizing signal, and the presence of the luminance signal, and outputs the broadcast end detection signal to the power switch control circuit 62. The power switch control circuit 62 turns off the power of the television broadcast receiver 63 only when the broadcast end detection signal from the broadcast end detection circuit 61 continues for several minutes.

[0006]

[Problems to be Solved by the Invention]

(1) In the device having the configuration of the above-mentioned conventional technique (1),
The input of the program is complicated because the program type is specified by the keyboard, and the program of the specified type is searched from the programs currently being broadcast, but it is not possible to display all the programs of the specified type. In addition, the device with this configuration automatically displays all the relevant programs sequentially regardless of the operator's will every time the keyboard is used, so the channels are switched before the contents are grasped, and unnecessary programs are displayed. There was a problem that it was shown to the operator for a certain period of time. According to the invention of claim 1, the type of program can be designated by a single operation of the remote control transmitter, and the screen is divided so that the currently broadcast video and program information to be broadcast in the future are displayed simultaneously. For the purpose, the invention according to claim 2 is such that every time the operator performs a channel switching operation, only a broadcast program having a content that matches the program type set by the operator,
The purpose is to sequentially display one program on the screen.

(2) In the device having the configuration of the above-mentioned conventional technique (2), the end of the television broadcasting is detected, and the power is turned off when the television broadcasting is finished. , With the purpose of skipping the broadcast end channel by selecting the channel down key,
It is an object of the invention of claim 4 to introduce a program being broadcast by sequentially switching to a channel that is still broadcasting for a fixed period of time without turning off the power even when the television broadcast ends.

[0008]

[Means for Solving the Problems]

(1) In order to achieve the above object, the invention of claim 1 comprises a remote control transmitter having a key for inputting the type of broadcast program and a television broadcast receiver, and the television broadcast receiver is a broadcast program. A program information management unit that manages information, a tuner, and a display control unit that controls the display unit are provided, and the program information management unit broadcasts the program name and broadcast date and time transmitted together with the video and audio signals. , The channel and the type of the program, the channel of the program currently being broadcast in the program type input from the remote control transmitter and the program information of the future broadcast are searched, and the display control unit broadcasts the current program. The displayed video and the program information of the broadcast-scheduled program are divided into screens and simultaneously displayed on the display unit.

(2) In order to achieve the above-mentioned object, the present invention provides a storage means for storing channel numbers of broadcast programs currently being broadcast classified by program type, and an operator. Program type setting means for setting a program type to be watched, channel switching means for instructing a viewer to sequentially switch channels, and programs sequentially set by the program type setting means in accordance with the operation of the channel switching means. The channel number stored in the storage means as a type is composed of tuner control means for controlling a tuner, and sequentially displays only broadcasts of a predetermined program type in response to an operator's channel switching operation. .

(3) In order to achieve the above object, the invention according to claim 3 monitors the status of a broadcast end detection section for detecting the end of television broadcasting and the output signal of the broadcast end detection section, and monitors the status. When a channel is changed by controlling the tuner in response to a channel changing operation by a viewer, including a channel control unit that controls the tuner according to
The broadcast end channel is skipped by the broadcast end detection unit detecting that the broadcast has ended on the changed channel and no video signal is input, and the channel control unit further changes the channel accordingly. To tune in.

(4) In order to achieve the above object, according to the invention of claim 4, when the broadcast being viewed is finished, the tuner is controlled so that the programs being sequentially broadcast are displayed on the television screen at regular intervals. It displays and introduces another broadcast program to the viewer while waiting for the viewer to tune in.

[0012]

[Action]

(1) According to the first aspect of the invention, since the remote controller transmitter is provided with the key for inputting the program type as described above, the program type can be designated by one operation on the remote controller transmitter. In addition, the program information management unit searches the broadcast program information for the channel of the program currently being broadcast in the program type input by the remote control transmitter and the program information of the future broadcast, and the display control unit Since the program information of the video being broadcast and the program scheduled to be broadcast is divided into screens and displayed at the same time on the display unit,
You can see at a glance the video that is currently being broadcast and the program information that will be broadcast in the future.

(2) According to the second aspect of the invention, as described above, every time the operator performs a channel switching / changing operation, only the broadcast program having the contents matching the program type set by the operator is performed. Can be sequentially displayed on the screen one program at a time.

(3) According to the third aspect of the invention, as described above, the channel control section monitors the state of the output signal of the broadcast end detection section, and switches the channel by operating the channel up key and the channel down key. When changed, the channel is further changed when the broadcast is finished on the selected channel, so that the broadcast end channel can be skipped and the channel can be selected.

(4) According to the invention described in claim 4, as described above, when the broadcast being viewed is finished, the tuner is controlled to sequentially display the programs being broadcast on the television screen for a certain period of time. Therefore, it is possible to introduce another broadcast program to the viewer and wait for the viewer to tune in.

[0016]

【Example】

(1) An embodiment of the invention described in claim 1 will be described below with reference to FIGS. 1, 2 and 3.

FIG. 1 is a diagram showing the structure of a television broadcast receiver. FIG. 2 is a view showing a key arrangement of the remote control transmitter 31. The remote control transmitter 31 is provided with a key 32 for designating the type of program. By operating this key 32, the remote control transmitter 31 outputs a remote control signal a.
Will be sent. The remote control signal receiving unit 33 receives the remote control signal a and outputs the program type data b indicating what type of program has been designated to the program information management unit 34. The clock unit 35 measures the current date and time and outputs the current date and time data c to the program information management unit 34.
The program information management unit 34 distributes, from the tuner 36, broadcast program information d including a program name, a broadcast date / time, a channel, and a program type, which is transmitted by being superposed on a television broadcast wave together with a video and an audio signal, and stores the broadcast program information d. . Then, based on the program type data b input from the remote control signal receiving unit 33 and the current date / time data c input from the clock unit 35, the program type specified from the broadcast program information d and the currently broadcast channel are displayed. The display control unit 37 searches for information on programs that will be broadcast in the future.
In response, the channel currently being broadcast and program information to be broadcast in the future are output. The display control unit 37 divides the screen on the display unit 38 according to the input from the program information management unit 34, and displays the currently broadcast video and the program information of the program to be broadcast in the future. The display screen is stored in the memory 39, and the currently broadcasted channels are sequentially switched to the tuner 36 at high speed, and the video is stored in the memory 39 to display all currently broadcasted programs. For the programs to be broadcast in the future, their contents are displayed in characters.

The operation of the above configuration will be described. For example, when the "sports" key 32 provided on the remote control transmitter 31 is operated, the remote control signal a corresponding to the "sports" key 32 is transmitted from the remote control transmitter 31, and the remote control signal receiving section 33 receives this. Then, the fact that the "sports" program has been designated is output to the program information management unit 34. The program information management unit 34 receives the current date and time from the clock unit 35, for example, the current date and time data c of “October 10, 1992 19:00”, and broadcasts it from the broadcast program information d from the tuner. Search for sports programs and future sports programs, and display them
Output to. The display control unit 37 divides the screen as shown in FIG. 3, and displays the video 40 currently being broadcast and the program information 41 of the program to be broadcast in the future. For example, if the sports program currently being broadcast is "4ch" and "10ch", the tuner 36 is switched to the channels "4ch" and "10ch" at high speed in sequence, and the video is stored in the memory 3.
All of the programs currently being broadcast are displayed by storing them in the display unit 9 and sequentially outputting them to the display unit 38.

(2) An embodiment of the invention described in claim 2 will be described below with reference to FIG.

In FIG. 4, 401 is a storage means, and 402.
Is program type setting means, 403 is channel switching means,
Reference numeral 404 is a control means. Further, in FIG. 4, 11 to 18 have the same configuration as the conventional example, and therefore are omitted here.

Next, the operation of this embodiment will be described.
The input circuit 11 is means for inputting program information such as a channel number, broadcast time, and program type, and is an IC card or C
A storage medium such as a D-ROM may be used, or information sent from a broadcasting station by using a broadcast signal may be used. The program memory 12 stores the program information input from the input circuit 11. Search circuit 14
Searches for a program corresponding to the current time indicated by the clock circuit 15, reads the channel number for each program type from the program memory 12, classifies the channel number, and stores it in the storage unit 401. The program type setting means 402 is a means for setting a program type desired by the operator, for example, news, drama, sports, etc. Once set, it is not set again or is held until it is reset. The channel switching unit 403 is a unit for switching the program displayed on the display unit 18, and may be, for example, two keys of up and down. When the operator operates the channel switching unit 403, the control unit 404 reads the channel number next to the currently displayed channel with the channel number of the storage unit 401 corresponding to the program type set by the program type setting unit 402, The tuner 16 is controlled to select the channel.

As described above, according to the present invention, only the broadcast programs having the contents matching the program types set by the operator can be sequentially displayed one by one on the screen each time the operator performs the channel switching / changing operation. .

(3) An embodiment of the invention described in claim 3 will be described below with reference to FIG.

FIG. 6 shows the structure of a television broadcast receiver. When the channel up key 71 or the channel down key 72 provided on the main body of the television broadcast receiver or the remote control transmitter is operated, the tuner control section 73 moves up or down one channel according to the operation. The broadcast end detection unit 74 receives the signal from the tuner 75 as input, detects whether the broadcast has ended, and outputs a broadcast end detection signal to the tuner control unit 73 when the broadcast has ended. When the tuner control unit 73 receives the broadcast end detection signal from the broadcast end detection unit 74, it controls the tuner 75 to move up or down another channel, and repeats this until a station whose broadcast has not ended is detected. , Select the station that is broadcasting.

The operation of the above configuration will be described. For example, when the channel up key 71 is operated while receiving "4ch", the tuner control unit 73 causes the tuner 7 to operate.
5 is controlled to increase the channel by one, and when the broadcasting station is preset, the channel is switched to the next broadcasting station “6ch”. When the broadcast of "6ch" has ended, the broadcast end detection unit 74 receives the signal from the tuner 75, detects that the broadcast has ended, and outputs a broadcast end detection signal. The tuner control unit 73 monitors the output of the broadcast end detection unit 74, knows that the broadcast has ended, and further increases the channel to "8ch". If "8ch" is broadcasting, it is received as it is, and if the broadcasting is finished, the operation of further increasing the channel is repeated.

(4) An embodiment of the invention described in claim 4 will be described below with reference to FIG.

The broadcast end detection unit 74 receives the signal from the tuner 75 as input, detects whether the broadcast has ended, and outputs a broadcast end detection signal to the tuner control unit 73 when the broadcast has ended. To do. Tuner control unit 73
When receiving a broadcast end detection signal from the broadcast end detection unit 74, it controls the tuner 75 to raise or lower the channel, select the station broadcasting, display for a certain period of time, We will introduce stations that are broadcasting in sequence by repeating the operation of turning up or down.

The operation of the above configuration will be described. For example, when the broadcast ends while receiving “4ch”, the broadcast end detection unit 74 receives the signal from the tuner 75, detects that the broadcast is ended, and outputs a broadcast end detection signal. The tuner control unit 73 monitors the output of the broadcast end detection unit 74, knows that the broadcast has ended by the broadcast end detection signal, and raises the channel to "6ch". "6ch"
If is broadcasting, the channel is further increased after receiving for a certain period of time, and if the broadcasting is finished, the channel is immediately increased, and the operation is repeated.

[0029]

【The invention's effect】

(1) According to the invention of claim 1, since the remote controller transmitter is provided with a key for inputting a program type, the program type can be designated by a single operation of the remote controller transmitter. The management unit searches the broadcast program information for the channel of the program currently being broadcast in the program type input by the remote control transmitter and the program information of the program to be broadcast in the future, and the display control unit displays the currently broadcast image. And the program information of the broadcast-scheduled program is divided into screens and displayed at the same time on the display section, so you can see at a glance the video currently being broadcast and the program information of the future broadcast in the specified type of program. .

(2) According to the second aspect of the present invention, if a news program is desired but the number of broadcasting channels is large and which channel is unknown, a program type is selected and a conventional channel switching operation is performed. (3) According to the invention of claim 3, the channel control section monitors the state of the output signal of the broadcast end detection section, and operates the channel up key and the channel down key. As a result of changing the channel, when the received broadcast is finished, the channel is further changed, so that the broadcast end channel can be skipped and the channel can be selected.

(4) According to the invention of claim 4, when the broadcast being viewed is finished, the tuner is controlled to sequentially display the programs being broadcast on the television screen for a fixed time.
You can wait for the viewer's channel selection while introducing another broadcast program to the viewer.

[Brief description of drawings]

FIG. 1 is a diagram showing an internal configuration of an embodiment of a television broadcast receiver according to claim 1 of the present invention.

FIG. 2 is a diagram showing an example of a key arrangement of a remote control transmitter in the same embodiment.

FIG. 3 is a diagram showing a display screen in the embodiment.

FIG. 4 is a diagram showing an internal configuration of an embodiment of a television broadcast receiver according to claim 2 of the present invention.

FIG. 5 is a diagram showing an internal configuration of a conventional television broadcast receiver for displaying a program guide.

FIG. 6 is a diagram showing an internal configuration of an embodiment of a television broadcast receiver according to claims 3 and 4 of the present invention.

FIG. 7 is a diagram showing an internal configuration of a conventional television broadcast receiver for detecting broadcast end.

Claims (4)

[Claims] 1. A remote control transmitter having a key for inputting a type of broadcast program and a television broadcast receiver, wherein the television broadcast receiver includes a remote control signal receiving section for receiving a signal from the remote control transmitter. A program information management unit that manages broadcast program information, a clock unit that measures time, a tuner that receives TV broadcast, a display unit, a memory unit that stores screen information, the tuner, and the display unit are controlled. The program information management unit includes a display control unit, and the program information management unit uses the remote control transmitter based on broadcast program information including a program name, a broadcast date and time, a channel, and a program type transmitted by being superposed on a television broadcast wave together with an image and an audio signal. The channel of the program currently broadcast in the program type input from and the program information of the future broadcast are searched, and the video currently broadcast from the display control unit and the broadcast schedule. Television broadcast receiver and displaying simultaneously with split screen against a set of program information the display unit. 2. A storage unit for storing channel numbers of broadcast programs currently being broadcast classified by program type, a program type setting unit for setting a program type that the operator wants to watch, and a viewer for a channel. A channel switching unit for instructing the sequential switching of the channel number, and a tuner for the channel number stored in the storage unit as the program type sequentially set by the program type setting unit according to the operation of the channel switching unit. A television broadcast receiver comprising tuner control means for controlling, and sequentially displaying only broadcasts of a predetermined program type in response to an operator's channel switching operation. 3. A television broadcast receiver or video recorder for selecting a desired program from a television broadcast by a pair of a channel up key and a channel down key provided on a television broadcast receiver main body or a remote control transmitter. A broadcast end detection unit that detects the end, and a channel control unit that monitors the state of the output signal of the broadcast end detection unit and controls the tuner according to the state are included as constituent elements, and for the channel change operation by the viewer. When the channel control unit controls the tuner to change the channel, the broadcasting has ended on the changed channel,
Television broadcast reception characterized in that the broadcast end channel can be skipped to select a channel by the broadcast end detection unit detecting that no video signal is input, and the channel control unit further changing the channel accordingly. Machine. 4. The channel control unit of the television broadcast receiver according to claim 3, wherein when the broadcast being viewed is finished, the channel control unit controls the tuner so that programs being sequentially broadcast are set at regular intervals. A TV broadcast receiver with a new function that displays on the TV screen and introduces another broadcast program to the viewer while waiting for the viewer to tune in.