JPH01259687A - Teletext receiver - Google Patents

Abstract

PURPOSE:To display a desired teletext program at a display part with a simple operation by providing a memory to discriminate a magazine number, a program number and a page number and store them to a memory and a means to select and display a teletext program accumulated at the memory. CONSTITUTION:A reserving means 2a receives a reserving command, stores a magazine number, a program number and a page number by coded by the teletext program during the projection at a display part 2c into a first memory, after that, the teletext program is sent, and when the teletext program corresponding to the magazine number, program number and page number stored in a first memory 11 is present, this is discriminated and the teletext program is accumulated in a second memory 12. When a 'one-touch reserving key' is operated in a key pad 10, a display means 2c reads the accumulated teletext program from the second memory 12 and displays this at the display part 2c. Thus, by reserving, thereafter, the teletext program can be displayed at the display part 2c only by executing one key operation and operation is made very easier.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a teletext receiving apparatus that decodes a received teletext program and displays it on a display unit.

BACKGROUND OF THE INVENTION In recent years, various types of television multiplex broadcasting have been considered in order to make effective use of broadcast waves. Television text multiplex broadcasting, which can display text and graphics information on the screen of a television receiver, has been put into practical use. On the other hand, videotex, which transmits text and graphic information using telephone lines and projects the same information on the screen of a television receiver, has also been put into practical use.

Hereinafter, with reference to the drawings, a text and graphic information display device that can receive the above-mentioned text and graphic information and display it on the screen of a television receiver will be described.

FIG. 2 shows the configuration of a conventional text and graphic information display device. In FIG. 2, 1 is a text/graphic information decoding unit that decodes text/graphic information into a text/graphic image, 2 is a microprocessor circuit that controls the text/graphic information decoding unit 1, and 3 is a microprocessor circuit that converts text/graphic information from a video signal into digital data. The receiving circuit 4 stores the received character and graphic information,
R used as a work area for the microprocessor circuit 2
AM, 5 controls the microprocessor circuit 2;
7 is a display memory for storing the character and graphic images decoded by the microprocessor circuit 2; 6 is for synthesizing the character and graphic images stored in the display memory 7 into RGB signals; 9 is a character generator used to decode text and graphics information into text and graphics images; 8 is an additional sound decoder that processes additional sound data included in the text and graphics information; 1o is text and graphics information; This is a keypad that instructs the decoding unit 1 to select text and graphic information. 2o is a television signal receiving section, 21 is an antenna, 22 is a television signal receiving circuit,
23 is an audio demodulation amplification circuit, 24 is a luminance amplification color demodulation circuit,
25 is a video/audio switching circuit that switches or mixes the television video/audio signal, the RGB signal output from the character/graphic information decoding unit 1, and the additional sound signal; 26 is an audio amplification/output circuit; 28 is a speaker; 27 is a video amplification output circuit, 2
One is a display section that displays images.

The operation of the character and graphic information display device configured as described above will be explained below.

The television signal received by the antenna 21 is transmitted to the television signal receiving circuit 2 of the television signal receiving section 20.
2, and a video signal and an audio signal are extracted. The video signal is input to the receiving circuit 3 of the text/graphic information decoding section 1, and text/graphic information is extracted from the video signal. By operating the keypad 1o, the user instructs the microprocessor circuit 2 to select desired text/graphic information from among a large amount of text/graphic information.

The microprocessor circuit 2 selects the instructed character and graphic information, stores it in the RAM 4, and performs decoding processing according to the contents of the program stored in the ROM 5, using the character generator 9 as necessary. , converted into a character/graphic image and stored in the display memory 7. The character and graphic images stored in the display memory 7 are synthesized into RGB signals by the display processing circuit 6. Further, the additional sound data included in the character/figure signal is converted into an additional sound signal by the additional sound decoder 8.

On the other hand, the audio signal and video signal demodulated by the television receiving circuit 22 are input to an audio demodulation amplification circuit 23 and a luminance amplification color demodulation circuit 24, processed, and then input to a video/audio switching circuit 25. The video/audio switching circuit 25 switches between the video signal (RGB signal) and audio signal (additional sound signal) output from the text/graphic information decoding section 1 and the video signal and audio signal of the television, thereby converting the text/graphic image into a text/graphic image. When displaying, the former is selected, and when displaying a television image, the latter is selected, and the signals are input to the speaker 28 and the display unit 29 through the audio amplification output circuit 26 and the video amplification output circuit 27, respectively. Through the above operations, the user can display the selected character/graphic information on the display section 29.

Problems to be Solved by the Invention In the text/graphic information display device, when specifying a specific program and a specific page of a specific magazine, conventionally, the magazine selection key on the keypad 1o is first operated, and then the The program key is a 3-digit number,
For example, for the rl 05J program, "1", "0", "
5" keys in sequence, and after operating the "*" key to indicate the end of the page number, press the hail key, for example "2
'' key, and then the ``I'' key, which indicates that the gold operation has been completed. Therefore, even when the number of key operations is small, seven key operations are required, making the operation cumbersome. Especially for frequently used character and graphic information,
A large number of key operations have to be performed each time, which increases the troublesomeness.

SUMMARY OF THE INVENTION In view of the above-mentioned conventional problems, the present invention aims to provide a teletext receiving apparatus that can display desired character and graphic information on a display section with simple operations.

Means for Solving the Problems The present invention includes a first memory capable of storing a magazine number, a program number, and a page number, and a system that determines the magazine number, program number, and page number from a teletext program received in response to a reservation command. and 2) a reservation means for storing in the first memory, and the reservation means stores the teletext program corresponding to the magazine number, program number, and page number stored in the first memory in the second memory. The apparatus is provided with an accumulation means for accumulating, and a display means for selecting a teletext program accumulated in the second memory and displaying it on a reading display section.

According to the present invention, when you want to make a reservation while watching a teletext program displayed on the display section, by operating the reservation key on the keypad, the reservation means receives the reservation command and displays the program on the display section. The encoded magazine number, program number, and page number of the currently airing teletext program are stored in a first memory, and from then on, when a teletext program is sent, the magazine number stored in the first memory, If there is a teletext program corresponding to the program number or page number, it is determined and stored in the second memory, and when the "one-touch reservation key" is operated on the keypad, the display means or the second
The stored teletext program is read from the memory of the computer and displayed on the display.By making a reservation, the teletext program can be displayed on the display with a single key operation. This makes the operation extremely easy.

EXAMPLE An example of the present invention will be described below using Section 2. Note that FIG. 2 shows only the main parts, and the parts not shown have the same structure as FIG. 1.

In Figure 1, 11 is the magazine number of the teletext program;
The first memory is a nonvolatile memory that can store each data such as a program number and a page number. 12
is a second memory (buffer memory) that can store the teletext program corresponding to the magazine number, program number, and page number stored in the first memory 11;

Further, in the microprocessor circuit 2, when the 2a reservation means is used to make a reservation for storing the teletext program while watching the teletext program displayed on the display section 29, in other words, when the "reservation key" of the keypad 10 is pressed. When operated, the reservation command is received, and the magazine number, program number, and page number of the teletext program stored in the RAM 4h are stored in the first memory 11. This first memory 11
can store magazine numbers, program numbers, and page numbers of multiple teletext programs.

2b is a storage means which, after the magazine, program, and page number data are stored in the first memory 11, monitors the magazine, program, and page numbers of the teletext program sent, and checks if they match. Then, the teletext program is stored in RAM4.
The data is read out and stored in the second memory 12. When a plurality of magazine numbers, program numbers, and page numbers are stored in the first memory 11, the storage means 2b stores each of the plurality of magazine, program, and page numbers in sequence for each number of a teletext program that is sent. If there is a corresponding teletext program, the teletext program is stored in a predetermined area of the second memory 12. 2G is a display means, and when a call command is issued from the keypad 10, the second memory 12
The teletext program stored in the first area of
9. For example, second memory 1
If five teletext programs can be stored in 2, the display means 2c will call the teletext program in the first area upon the first call command, and will display the teletext program in the second area when the second call command is received. Five teletext programs are retrieved and displayed sequentially, such as calling up the teletext program. This operation can be achieved by pressing a "one-touch call key" on the keypad 10.

Therefore, according to this configuration, when there is a teletext program that you want to reserve, by pressing the "reservation key" on the keypad 1o, the reservation means 2a sets the magazine, program, and page number data of the program in the first memory 1o
The teletext program corresponding to the magazine number, program number, and page number can be stored in the second memory 12 by the storage means 2b. When you want to watch the reserved teletext program, press the "one-touch reservation key" on the keypad 10 and the display means 2
By the function of C, teletext programs can be sequentially read out from one area from the second memory 12 each time the button is pressed and displayed on the display section 29. In this way, the desired teletext program can be obtained on the display section 29 simply by operating the "one-touch reservation key i", which greatly simplifies the operation.

In addition, if a reservation operation is performed after magazine, program, page numbers, and teletext programs are stored in the first and second memories 11 and 12, the oldest numbers and letters will be saved. The broadcast program is deleted, and the latest magazine, program, page numbers, and teletext program are stored in the first memory 11 and the second memory 12, respectively.

Also, if you want to see all the magazine, program, and page numbers currently stored, for example, use the keypad 10.
A ``reservation-view key'' is provided in the , and when this key is operated, each number data can be successively outputted from the first memory 11 and displayed on the display section 29 via the display processing circuit 6 and the display memory 7. .

Effects of the Invention As described above, according to the present invention, the magazine number and program number are stored from the received teletext program by the seventh memory that can store the magazine number, program number, and page number, and the reservation command. and a reservation means for determining the magazine number, program number, and page number and storing the same in the first memory; By having a storage means for storing the teletext program stored in the second memory and a display means for selecting the teletext program stored in the second memory and displaying it on the display section, the desired teletext program can be displayed on the display section with a simple operation. It can be displayed and its practical value is extremely valuable.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of the main parts of a teletext receiver according to an embodiment of the present invention, and FIG. 2 is a block diagram of a conventional example. 1...Character/graphic information decoding unit, 2.Music/microprocessor circuit, 2..Reservation means, 2b...
Song storage means, 2c... Display means, 10... Song keypad, 11... First memory, 12...
...Second memory.

Claims (1)

[Claims] A first memory capable of storing a magazine number, a program number, and a page number; and a magazine number, a program number, and a page number are determined from a teletext program received in response to a reservation command, and stored in the first memory. a reservation means; a storage means for storing, in a second memory, a teletext program corresponding to the magazine number, program number, and page number stored in the first memory by the reservation means; and the second memory; What is claimed is: 1. A teletext receiving device comprising display means for selecting a teletext program stored in the teletext program and displaying the selected teletext program on a display section.