JPH11220703A - Program retrieval display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily recognize a program content fitted for the taste of a viewer by comparing/collating service information following a television program with the viewing taste and the viewing priority of a viewer and displaying a plurality of program display screens on video data of the television program suited to viewing taste and viewing priority and service information in different display sizes, in accordance with the order of viewing priority. SOLUTION: A CPU 33 reads service information on respective broadcasting channels from a digital signal reproducing part 15 in according with the procedure of a work memory 35a, stores it in a data memory 36a and stores viewing taste data and priorities, which a viewer inputs by the interest/taste input order of the work memory 35b, in a data memory 36b. Service information and viewing taste data are compared/collated in accordance with the processing procedure of the work memory 35c. Service information suited to the taste of the viewer is extracted and is stored in a data memory 36c. Stored service information are arranged in the order high priority by varying the display sizes and they are displayed on a television 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for quickly searching for a program according to a viewer's preference from a large number of broadcast programs transmitted by a digital television broadcasting system, and displaying the searched program. How to do it.

[0002]

2. Description of the Related Art Recently, a large number of programs on many channels of television broadcasting have been promoted using a digital television system. In this digital television system, a large number of programs are transmitted using broadcast satellites with 100 or more channels. When a viewer selects and selects a favorite program from a large number of programs transmitted on a large number of channels, it is very complicated to search for a favorite program from a television program table such as a newspaper or a television program guidebook. On the other hand, digital television broadcasting is a DVB established in Europe.
(Digital Video Broadcasting) standard is adopted. In this DVB standard, in addition to video and audio data of a broadcast program, SI (Servi
ce Imformation) data is also transmitted. Using this SI data, the TV receiver can use the EPG (E
(Electronic Program Guide = program guide displayed on a television screen) A method of generating data and searching and selecting a favorite program from an EPG displayed on the television screen is used.

[0003] However, the program guide based on the EPG display cannot display all broadcast programs on a television screen in a limited display area, and thus displays a limited number of programs and displays the program. Scrolling display sequentially,
Alternatively, the program is displayed for each category (for example, news, movie, music, sports, and drama, etc.) of a broadcast program included in the SI data, and is selected by a channel selection input unit provided in the television receiver. It is necessary to perform display operation and search for a favorite program.

[0004]

In a digital television system for performing multi-channel broadcasting, when a desired program is searched and selected from a program guide displayed on an EPG on a screen of a television receiver for receiving and reproducing digital television signals,
The EPG display is the SI transmitted along with the program.
Generated from data. The SI data is composed of character and numeral data, and the EPG display is also composed of characters and numerals. Because of this,
The program contents are read and selected from characters and numbers indicating the program, and if the program differs from the program contents imagined by the viewer after the program selection, it is necessary to search and select again from the EPG display. . For this reason, there has been a problem that the program search and the channel selection by the EPG display are complicated.

SUMMARY OF THE INVENTION The present invention provides a program search and display device which displays only a plurality of programs that match the tastes of a viewer and simultaneously displays the video contents of the displayed programs to facilitate recognition of the program contents. The purpose is to do.

[0006]

In a television receiving apparatus for receiving and reproducing a television signal transmitted by superimposing service information attached to a television program, service information storage means for separately taking in and storing service information attached to the television program. A viewing priority storage unit for setting and storing viewing preferences and viewing priorities of viewers of the television program; the service information stored in the service information storage unit; and the viewing preferences stored in the viewing priority storage unit. And the viewing priority, and compares the viewing preference and the viewing priority with each other, and stores the video data of the television program and the service information, and stores the service information in the viewing program data storage. The displayed video data and service information of the TV program are displayed in different sizes according to the viewing priority. Screen display size generation means for generating a display screen, program screen display means for displaying a plurality of program display screens of different display sizes generated by the screen display size generation means on a screen of a television receiver, and the program screen display means And a program selecting means for selecting a program to be viewed from a plurality of program display screens displayed by the program search and display device.

[0007]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a circuit block diagram showing an embodiment of a digital television receiver according to the present invention.

In FIG. 1, reference numeral 11 denotes an antenna for receiving a digital television signal transmitted from a broadcasting satellite.
Reference numeral 2 denotes a set-top box for reproducing a digital television signal. Reference numeral 13 denotes an analog television receiver that reproduces and displays a television signal reproduced by the set-top box 12 and converted into an analog signal. It is a video recorder that records and records a television signal that is played back on a set-top box and converted to an analog signal.

The set-top box 12 is roughly divided into a digital signal reproducing section 15 and a control microcomputer section (hereinafter, referred to as a control microcomputer section) 16 for controlling the digital signal reproducing section 15.

The digital signal reproducing unit 15 includes a tuner 21 connected to the antenna 11 and a tuner 2.
1, a QPSK demodulator 22, an error corrector 23 connected to the QPSK demodulator 22, a descrambler 24 connected to the error corrector 23, and a packet separator 25 connected to the descrambler 24. The packet separation memory 26 connected to the packet separator 25 and M
A PEG decoder 27, an MPEG memory 28 connected to the MPEG decoder 27, a video signal digital / analog converter (hereinafter referred to as video D / A) 29, and an audio signal digital / analog converter (hereinafter referred to as audio D / A). ) 30 and the MPEG decoder 2
7 and a display controller 3 connected between the video D / A 29
It consists of one.

The control microcomputer 16 includes a tuner 21 of the digital signal generator 15 and a QPSK demodulator 2.
2. Error corrector 23, descrambler 24, packet separator 25, MPEG decoder 27, and display controller 31
, A CPU 33 connected to the bus line 32, a program memory 34, first to n-th work memories 35a to 35n, first to n-th data memories 36a to 36n, a kanji ROM 37, Control 3
8, an IC card control 39 and a modem 40, a remote control / display panel (hereinafter referred to as a remote control / display panel) 41 connected to the input / output control 38, and a telephone line 42 connected to the modem 40. .

The various devices constituting the digital signal reproducing section 15 perform well-known functions and operations, and detailed description thereof will be omitted. However, the digital television signal received by the antenna 11 and converted to an intermediate frequency is , Is supplied to the tuner 21, and a channel desired by the viewer is selected and converted into a baseband signal. The baseband signal is demodulated into digital data by the QPSK demodulator 22 and supplied to an error corrector 23. The error corrector 23 performs error detection and error correction of the digital data, divides the demodulated digital data into packets, and supplies the demodulated digital data to a descrambler 24 as transport stream data. When the transmitted signal is encrypted, the descrambler 24 decrypts the decrypted signal to restore the original signal and restores the original signal.
5 According to the packet separation procedure stored in the packet separation memory 26, the packet separator 25 converts the video data and audio data of the program transmitted from the transport stream data and various information data accompanying the program into packets. Separate each time. Each packet data separated by the packet separator 25 is M
The PEG decoder 27 is supplied. This MPEG decoder 2
7 is decoded according to the means stored in the MPEG memory 28. The MPEG-decoded video signal is converted from a digital signal to an analog signal by a video D / A 29, and the audio signal is converted to an analog signal by an audio D / A 30.
Output to The video signal decoded by the MPEG decoder 27 is output by the display controller 31 to the video D / D in accordance with the display format requested and input by the viewer.
The output is controlled to A29. As a specific example, when an EPG display is performed on the screen of the analog television receiver 13, a program separated from SI data, which is program accompanying information in the digital television signal, together with an EPG display format from the display controller 31. The data is displayed, or the SI data related to the program is displayed over the video signal of the program.

The control microcomputer section 16 efficiently processes the digital signal reproducing section 15 via the bus line 32 in accordance with a real-time OS mounted on a CPU 33 and a processing procedure stored in a program memory 34. In addition, EPG display and video display of a program requested by the viewer are performed. The first to n-th work memories 35a to 35n of the control microcomputer unit 16 store a procedure for generating a display format for each display mode of a video displayed on the screen of the analog television receiver 13. The first to n-th data memories 36a to 36n are memories for storing data corresponding to the display forms of the work memories 35a to 35n, and the kanji ROM 37 stores the digital TV signal together with the video and audio signals of the program. It stores character data for generating character and numbers to be displayed on a television screen from SI data accompanying the included program. The input / output control 38 is a remote control input means of a remote control / display panel 41 for taking in input data operated by a viewer into the microcomputer control unit 16 and controlling an operation display panel provided in the set-top box 12. Output supply function. Further, the antenna 1
1 and the program selected by the tuner 12 is transmitted after being encrypted, the IC card control 3
In step 9, the viewer number, the decryption key, and the like stored in the IC card 39a are read, collated with the decryption permission condition in the transmission signal, and the decryption key is supplied to the descrambler 24. The modem 40 transmits billing information to a broadcast program provider by using a telephone line 42 when receiving a pay broadcast.

In the set-top box 12 having such a configuration and operation, first, when an EPG is created from the SI data attached to each program, the first work memory 35a stores the SI data and stores the EPG. Assuming that the creation procedure is stored, the viewer's remote control
By inputting an EPG display from the display panel 41, the first
According to the procedure of the work memory 35a, the CPU 33 controls the digital signal reproducing unit 15 to read SI data superimposed on each broadcast channel,
The MP data is stored in the first data memory 36a and based on the data stored in the first data memory 36a, using the character data from the kanji ROM 37.
The EPG is displayed on the analog television receiver 13 via the EG decoder 27 and the display control 31.

[0015] On the other hand, viewers have various program preferences depending on their age, sex, and hobbies. For this reason,
Out of the transmission of broadcast signals exceeding 100 channels and different programs in the broadcast time zone, the program matching the taste is selected from the E.
Searching from the PG display takes a lot of time. Therefore, the age, gender,
A procedure for inputting hobbies and preferences is created and stored. For example,
A question format is displayed on the screen of the analog television receiver 13, and the viewer's corresponding item is click-input with a remote controller or input means in accordance with the question display. In particular, regarding the hobbies and preferences of question items, when asking about movie preferences,
By foreign film, by modern / era / melodrama / musical play,
When inquiring about sports preferences, such as the country of production in the case of Western films, set preferences so that viewers can enter preferences for each category or genre of broadcast programs, such as sports categories, domestic and overseas, and professional amateurs. . The viewer's preference data is stored in the second data memory 36b by the viewer's preference input procedure in the second work memory 35b.

Next, in response to an input instruction from the remote control / display panel 41, the SI of each channel stored in the first data memory 36a is stored in accordance with the processing procedure previously stored in the third work memory 35c. The data and the viewer preference data stored in the second data memory 36b are compared and collated to extract SI data matching the viewer's preference, and stored in the third data memory 36c. Display on the screen. As a result, since only the programs that match the viewer's preference are displayed, it is easy to search and select a channel to be viewed. In addition, by assigning a priority to the preference, the viewer can more easily select a viewing channel. Also, if the viewer's past channel selection program data is also stored in the second data memory 36b, the range of program selection data preferred by the viewer can be expanded together with the preference data input by the viewer. In this way, the SI data stored in the third data memory 36c and adapted to the viewer's preference is organized and stored as shown in FIG.

That is, FIG. 2 (a) is arranged in order of preference by program category (hereinafter referred to as viewing priority order). FIG. 2B shows the sports programs in the program category arranged in the order of viewing priority in the order of viewing priority.
(C) shows the program names of movie programs in the program category arranged in order of viewing priority.

Conventionally, when displaying an EPG from such program category viewing order data, the channel number of the program, the channel name, the program name, the program date and time, the start time and the end time, etc. are displayed in the order of the viewing order at the current time. The information is displayed in accordance with the display format. In general, the display format is most often a list format.

However, in the display in the form of a list, the content of the program is recognized from the program name. However, in the case of a drama or movie, the content cannot be sufficiently grasped only by the program name. Therefore, the present invention provides a program that allows the viewer to fully understand the program contents.
Provides a PG display.

More specifically, a description will be given using a screen display example of the television receiver shown in FIG. Reference numeral 50 in the figure indicates a television screen. The television screen 50 includes five program category areas V, W, X, Y, and Z with boundary lines V ′,
It is divided by W ', X', Y ', Z'.

At the center of the television screen 50, a program display 51 of the category having the highest viewing priority, for example, "Sports" and "Professional Baseball" having the first viewing priority is arranged. In the upper left area V of
From the outside of the screen toward the center, the images are displayed in the order of viewing priority and with the display area reduced. That is, in the upper left of the area V, the program display 5 of “Sports” and the second highest viewing priority is displayed.
2, a program display 53 with the third highest viewing priority and a program display 54 with the fourth highest viewing priority are arranged. The display area of the program display 51 having the first viewing priority is the largest as compared with other program displays, and the display contents include a channel number 51a, a channel name 51b, a program name 51c, a program start date and time and an end time. 51d and an image 51e of the program. Next, the program display 52 with the second highest viewing priority
Has a display area smaller than that of the program display 51 having the first viewing priority, and displays the contents of the display in the same manner as the display of the program having the first viewing priority. The same display contents are displayed for the program displays 53 and 54 of the top priority, and the program display area of the third highest viewing priority is about half the area of the program display 52 of the second highest viewing priority, and the viewing priority of fourth is higher. The program display area of the order is arranged and displayed so as to be approximately half the area of the program display 53 of the third highest viewing priority.

Next, in the display areas W and X, for example, a program category of a movie is displayed, and in the movie category, a program display 55 of the top priority of viewing a Japanese movie is displayed in the area W.
And the program display 56 having the second highest viewing priority is displayed in the display area X.
7, a program display 58 having the second highest viewing priority and a program display 59 having the third highest viewing priority are displayed. The display area of these program displays 55 to 59 is, for example, the program with the highest priority in the movie program category is the program display 57 of foreign film, the next priority is the program display 55 of Japanese movie, and the following priority is the program display 58. , 56, and 59, the respective program displays are sequentially displayed smaller than the program display 57, and the boundaries X1 and X2 for dividing the priorities are provided to further facilitate the discrimination.

Program categories are also set in the other display areas Y and Z, and programs are displayed according to the program viewing priority for each category.

In the EPG display of such a display format, for example, when a program of the program display 51 having the highest viewing priority is selected for viewing, a remote control of the remote control / display panel 41 of the set-top box 12 is performed. By moving the selection cursor on the television screen 50 using the input means and clicking on a channel on the program display 51, a program on the program display 51 is selected, the EPG display is deleted, and the television screen is displayed on the program display 51. Switch to the program video display. If the viewer decides not to watch from the display contents of the program display 51 of the first priority and the video 51e, and selects a program to be viewed from a program other than this program, the viewer of the next second in the viewing priority Move the cursor to the program display 52,
When the program display enlargement operation is input, the program display 51 having the first priority is deleted, and the program display 5 having the second priority is deleted.
2 is moved and enlarged and displayed at the display position of the first-priority program display 51, and the third-priority program display 53 is displayed.
Is the position of the program display 52 of the second priority, and the program display 54 of the fourth priority is the program display 5 of the third priority.
3 is moved to the position of No. 3 and the program display 54 of the fourth priority is not displayed in the fifth priority.
Is newly displayed. Further, when selecting a channel selection program from the Western movies in the area X, the program display of the priority order 1 of the foreign movies is replaced with the program display 51 having the highest priority.
May be moved to the position of the program display 58 having the second priority in the foreign film program, or may be moved to the position of the program display 57 having the first priority in the foreign film.

This makes it possible to search for a program content from a plurality of program displays displayed on the television screen 50 to a program having a higher viewing priority and sequentially to a program having a lower priority, and at the time of searching, the display showing the program content is enlarged. In addition, since the program video is also displayed, it is easy to grasp the program contents. Furthermore, individual program displays for program search are arranged with different display sizes in descending order of priority, and as the program search progresses, visual display is performed so that program displays that are far away (small size) gradually approach and expand. A program display screen with a three-dimensional effect can be generated. Therefore, it is possible for the viewer to select a program with playfulness.

In the program display on the television screen, in addition to the SI data accompanying the program, the video corresponding to the program is also displayed as described above. For this video display, for example, program video data of each channel is fetched according to a processing procedure stored in advance in the fourth work memory 35d, and the program video data of the fourth data memory 36d is fetched as still image data. . This fourth
It is possible to superimpose the still image data of the data memory 36d and the SI data suitable for the viewer preference of the third data memory 36c on the television screen 50 based on the viewing priority. Further, the fourth data memory 36
The video data of each program to be loaded into the TV screen 50 is changed by replacing the captured data at predetermined time intervals.
The video of each program display displayed in (1) can be an intermittently moving video, and the video at the current point in time when the program is in progress can be displayed. Become.

The screen display format and the display area of the program display to be displayed on the television screen 50 are set by the display control 31 of the set-top box 12.
1 can be realized by using the logic circuit shown in FIG.

Reference numeral 61 in FIG. 4 denotes an input terminal,
Video data MPEG-decoded by the EG decoder 27 is supplied. The video data supplied to the input terminal 61 is stored in the memory 62. On the other hand, a horizontal counter 63 that operates with a horizontal clock signal corresponding to a horizontal synchronization signal from a horizontal synchronization driver (not shown) of the set-top box 12 or the analog television receiver 13.
The output of the horizontal counter 63 is supplied to one input terminal of a horizontal comparator 64, and the output of the horizontal read start value circuit 65 of the memory 62 is supplied to the other input terminal of the horizontal comparator 64. Supplied. The horizontal comparator 64 outputs the horizontal read signal to one input terminal of a horizontal AND circuit 66 when the clock of the horizontal counter 63 matches the position signal from the horizontal read start value circuit 65. At the same time, it is also supplied to a horizontal size counter 67, one input terminal of a vertical NAND circuit 74, a horizontal thinning circuit 78 and a vertical thinning circuit 79. The output of the horizontal AND circuit 66 supplies a reset signal for reading video data to the memory 62. The output of the horizontal size counter 67 is supplied to one input terminal of a comparator 68, and the other input terminal of the comparator 68 is supplied with a size signal from a horizontal size signal generator 69,
Further, the output of the comparator 68 is supplied to one input terminal of an AND circuit 70 and the horizontal size counter 67. The output of the AND circuit 70 is
Is supplied as an enable signal.

Next, a vertical counter 71 which operates with a vertical clock signal corresponding to a vertical synchronization signal from a vertical synchronization driver (not shown) of the set-top box 12 or the analog television receiver 13, and this vertical counter 71
Is supplied to one input terminal of a vertical comparator 72, and the other input terminal of the vertical comparator 72 is supplied with an output from a vertical read start value circuit 73 of the memory 62. When the clock of the vertical counter 71 matches the signal from the vertical read start value circuit 73 in the vertical comparator 72, a vertical read signal is supplied to the vertical size counter 75. The output of the vertical comparator 72 is connected to the other input terminal of the horizontal AND circuit 66 and a vertical thinning circuit 79. The output of the vertical NAND circuit 74 is connected to the other input terminal of the vertical size counter 75, the output terminal is connected to one input terminal of the comparator 76, and the other input terminal of the comparator 76 is connected to the other input terminal. Is connected to a vertical size signal generator 77,
The output terminal of the comparator 76 is connected to the other input terminal of the AND circuit 70 and the other input terminal of the vertical NAND circuit 74. Outputs of the horizontal thinning circuit 78 and the vertical thinning circuit 79 are connected to respective input terminals of an AND circuit 80. The output of the memory 62 is connected to a buffer memory 81. The buffer memory 81 stores the AND
The outputs of the circuits 66 and 80 are connected, the data write reset from the memory 62 is performed by the output of the horizontal AND circuit 66, and the write enable of the buffer memory 81 is performed by the output of the AND circuit 80.

Next, the output of the horizontal AND circuit 66 is
Furthermore, it is connected to a horizontal counter 82. The output of the horizontal counter 82 is connected to one input terminal of a comparator 83. The output of the counter 84 is connected to the other input terminal of the comparator 83, and the horizontal read start position initial value circuit 85 is connected to the input of the counter 84. The output of the vertical comparator 72 is also connected to a vertical counter 86. The output of the vertical counter 86 is connected to one input terminal of a comparator 87,
Is connected to the output terminal of the counter 88,
The input of the counter 88 is connected to a vertical read start position initial value circuit 89. The output of the comparator 83 is connected to one input terminal of an AND circuit 90, and the output of the comparator 87 is connected to the other input terminal of the AND circuit 90. The output of the AND circuit 90 supplies an initial value reset signal of a reading start position of the video data stored in the buffer memory 81. Further, the output of the comparator 83 is connected to one input terminal of the RSF / F circuit 91 and the counter 95. The RSF
To the other input terminal of the / F circuit 91, a counter 92 and a horizontal read size initial value circuit 93 are connected in series. The output of the comparator 87 is connected to the other input terminal of the AND circuit 90 and the RSF / F circuit 94
Connected to one of the input terminals. To the other input terminal of the RSF / F circuit 94, a counter 95 and a vertical read size initial value circuit 96 are connected in series. The outputs of the RSF / F circuits 91 and 94 are respectively connected to the input terminals of an AND circuit 97, and the output of the AND circuit 97 is supplied as an enable signal for each size of the video data read from the buffer memory 81. The output of the buffer memory 81 outputs video data from an output terminal 98 to the video D / A 29 of the set-top box 12.

In the logic circuit having such a configuration, the horizontal counter 63 and the horizontal read start value circuit 65
It generates a horizontal / vertical read start value reset signal from the vertical counter 71 and the vertical read start value circuit 73, resets a read start position of video data stored in the memory 62, and further outputs a horizontal size signal generator 6
9 and the size data from the vertical size signal generator 77, a horizontal / vertical readout period enable signal is generated from the AND circuit 70, and the video data in the memory 62 is transferred to the buffer memory 81. The buffer memory 81 writes and resets the video data transferred from the memory 62, and resets the video data during a write enable signal generated by the horizontal thinning circuit 78 and the vertical thinning circuit 79 and output from the AND circuit 80. Write the signal. The video signal written in the buffer memory 81 is generated by the horizontal counter 82 and the horizontal read start position initial value circuit 85, the vertical counter 86 and the vertical read start position initial value circuit 89, and read out from the AND circuit 90. The position of the video data read from the buffer memory 81 is reset by the position reset signal, and is generated by the horizontal read size initial value circuit 93 and the vertical read size initial value circuit 96, and the period of the read enable signal from the AND circuit 97. The video data is read and supplied from the output terminal 98 to the video D / A 29.

That is, the horizontal size counter 67 and the vertical size counter 75 set the size of the video data amount for transferring the video data fetched from the input terminal 61 to the memory 62 to the buffer memory 81. That is, the size for displaying the program with the highest viewing priority described in FIG. 3 (for example, the program display 51 in FIG. 3).
The video and the SI data to be displayed on the EPG are stored in the memory 6.
2 to the buffer memory 81 for storage.

From the memory 62, the buffer memory 8
1, the horizontal thinning circuit 78 and the vertical thinning circuit 79 set a thinning rate in the horizontal and vertical directions for each size of the program display size, and store the buffer from the memory 62 according to the thinning rate. The data is stored in the memory 81. That is, assuming that the display size of the program display 52 in FIG. 3 is の of the display size of the program display 51, the video and SI data of the program display 52 are stored in the buffer memory 8.
At the time of taking in and storing the data in 1, the horizontal and vertical thinning circuits 78 and 79 perform the thinning control by １ ／ each in both the horizontal and vertical directions, and take in and store.

The thinning operation will be described with reference to FIG. 5. The video and SI data stored in the memory 62 are the data of all the cells on the horizontal axis dX and the vertical axis dY shown in FIG. Is stored. From the data stored in the memory 62, data every other cell in the horizontal and vertical directions (indicated by W11 to W77 in the figure) is read and stored in the buffer memory 81. FIG. 6 shows an operation example when thinning out 1/3 in the horizontal and vertical directions.
11 to W45 are data read and stored in the buffer memory 81.

Next, the data fetched and stored in the buffer memory 61 includes a data read start position signal set by the horizontal and vertical read start position initial value circuits 85 and 89, and a horizontal and vertical read size initial value circuit. 9
By the data read period signal set in 3, 96,
Data reading is performed as shown in FIGS. 5B and 6B. As a result, FIG. 5B shows that half of the data fetched and stored in the memory 62 is stored in the output terminal 9.
8, and FIG. 6B shows that one third of the data fetched and stored in the memory 62 is output to the output terminal.

In this manner, by thinning out the program display data displayed on the television screen 50 for each display size, it is possible to set the program display size for each of the viewing priorities, and to thin out each program data. By changing the rate, the program display size can be changed.

The counters 84, 8 connected to the horizontal / vertical read position initial value circuits 85, 89 are provided.
Numeral 8 is for changing the display position of each program display to be reproduced and displayed on the television screen 50. The counters 92 and 95 connected to the horizontal / vertical readout size initial value circuits 93 and 96 are for changing the display size of each program display reproduced and displayed on the television screen 50. That is, as described with reference to FIG. 3, when the program display 52 of the second highest viewing priority other than the program display 51 of the first viewing priority is designated, the first program display 51 is deleted, and The 32nd place program display 52 is moved to the first place program display position, and the display screen size is enlarged. The change of the program display position and the display size is performed by the counters 84, 88, 92, and 95.

Next, another embodiment of the present invention will be described.
Programs introduced in conventional newspapers and television program magazines can be edited on a CDV-ROM or DVD-ROM, and can include main program video data of each program. A method for displaying and retrieving a program using a CDV-ROM or DVD-ROM (hereinafter referred to as a program medium) including the program video data will be described.

The data reading procedure recorded on the program medium is stored in advance in the n-th work memory 35n of the set-top box 12, and the n-th data memory 36n is used as the program medium. According to the procedure of the n-th work memory 35n, the n-th data memory 3
By reading program data from the 6n program medium, comparing and comparing the program data with viewer preference data in the third work memory 35c, and storing the comparison and matching result in the third data memory 36c, According to the viewing priority of the viewer, the program recorded on the program medium can be displayed on the television screen 50 by the favorite program category or the viewing priority.

The program data recorded on the program medium can record data for one week to several weeks.
From the program start date and time data, program reservation channel selection and video recording can also be performed.

In the above description of the present invention, the set-top box for receiving and reproducing digital television signals and the television receiver for reproducing and displaying television video, audio and SI data have been described as different devices. It is possible to use a television receiver with a built-in set-top box.

In the above description, it has been described that a plurality of programs displayed on the television screen are searched from the top to the bottom in the order of viewing. When searching again, when the user performs a return search input using the search input means, the display position of the program display of the currently displayed viewing order is moved, the display size is reduced, and the display position is moved. It is also possible to display again the program display in the higher viewing order of the program display whose display size has been reduced.

[0043]

According to the present invention, by extracting video data and SI data of a program suitable for a viewer's taste and displaying the extracted data on a television screen, it is easy to grasp the contents of a selected channel program from the video data and the SI data. When displaying the video data and SI data of the extracted program on the television screen, the program display screen size is sequentially reduced from the program having the highest viewing priority to the program having the lowest priority, and By distributing or displaying by program category, the viewer can easily select a favorite program, and at the time of searching for a program desired to be viewed, by sequentially enlarging and displaying program displays with lower viewing priority, This has the effect of enabling program search and channel selection with a stereoscopic visual sense and a game sense.

[Brief description of the drawings]

FIG. 1 is a circuit configuration block diagram showing an embodiment of a digital television receiver according to the present invention.

FIG. 2 is a plan view showing a memory storage state used for describing the present invention.

FIG. 3 is a plan view showing a television screen display mode of the present invention.

FIG. 4 is a logic circuit block diagram for generating a television screen display mode of the present invention.

FIG. 5 is a plan view illustrating screen reduction displayed on a television screen according to the present invention.

FIG. 6 is a plan view illustrating screen reduction displayed on a television screen according to the present invention.

[Explanation of symbols]

11 ... antenna, 12 ... set-top box, 13 ...
Analog television receiver, 14 Video recorder, 15
... Digital signal reproducing unit, 16 ... Control microcomputer unit, 21 ... Tuner, 22 ... QPSK demodulator, 23
... Error corrector, 24 ... Descrambler, 25 ... Packet separator, 26 ... Packet separation memory, 27 ... MPEG decoder, 28 ... MPEG memory, 29 ... Video D / A,
Reference numeral 30: audio D / A, 31: display controller, 32: bus line, 33: CPU, 34: program memory, 35
... Work memory, 36 ... Data memory, 37 ... Kanji RO
M, 38: input / output control, 39: IC card control, 40:
Modem, 41 ... Remote control / display panel, 4
2. Telephone line.

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[Procedure amendment]

[Submission date] February 23, 1998

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] Fig. 1

[Correction method] Change

[Correction contents]

FIG.

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁶ Identification code FI H04N 7/20

Claims (6)

[Claims] 1. A television receiving apparatus for receiving and reproducing a television signal transmitted by superimposing service information attached to a television program, wherein: a service information storage unit for separately taking in and storing service information associated with the television program; Viewing priority storage means for setting and storing viewing preferences and viewing priorities of program viewers; the service information stored in the service information storage means; and the viewing preferences and viewing priorities stored in the viewing priority storage means. And a TV program data storage unit for storing video data of the TV program and the service information adapted to the viewing preference and the viewing priority, and the TV stored in the viewing program data storage unit. A program display screen of a different display size is generated based on the video data and service information of the program in accordance with the viewing priority. Screen display size generating means, program screen display means for displaying a plurality of program display screens of different display sizes generated by the screen display size generating means on a screen of a television receiver, and the program screen display means A program selection means for selecting a program to be viewed from a plurality of program display screens. 2. A television receiving apparatus for receiving and reproducing a television signal transmitted by superimposing service information attached to a television program, comprising: channel selection means for selecting a viewing program from the television signal; and a viewer of the television program. Viewing preference storage means for setting and storing viewing preferences and viewing priorities, and program information reading means for reading the program information from a program information recording medium storing at least program information including video data and service information for the television program. And comparing and comparing the program information read by the program information reading means with the viewing preference and the viewing priority stored in the viewing priority storage means, and storing program information suitable for the viewing preference and the viewing priority. Viewing program data storage means, and video data of the television program stored in the viewing program data storage means. Screen information generating means for generating program display screens of different display sizes in accordance with the viewing priority of the service information, and displaying a plurality of program display screens of different display sizes generated by the screen display size generating means on the screen of the television receiver. And a program selection means for selecting a program to be viewed from a plurality of program display screens displayed by the program screen display means, wherein the program selection means selected from the television signal by the program selection means. A program search and display device, wherein a program to be viewed is selected by the tuning means. 3. The size of a program display screen generated by the screen size generating means is sequentially reduced from a television program having the highest viewing priority in ascending order of the viewing priority, and a television reception is performed by the program screen displaying means. 3. The program search and display device according to claim 1, wherein the program search and display device is arranged to reproduce and display the program display screen size on a screen of the device in a decreasing order and to give a visual three-dimensional effect. 4. The program screen display means, wherein a plurality of program display screens to be reproduced and displayed on the screen of the television receiver are divided and displayed by a plurality of program categories of television programs. 3. The program search and display device according to 1 or 2. 5. When a program to be viewed is searched by the program selecting means from a plurality of program display screens reproduced and displayed on the screen of the television receiver, when a program with a lower viewing priority is designated, the program is displayed more than the designated program. 4. The display according to claim 3, wherein the display of the program with the higher viewing priority is deleted, the display position of the designated program and the display of the program with the lower viewing priority than the designated program are sequentially shifted, and the display size is enlarged. 4. The program search and display device according to item 4. 6. The program selecting means designates a program having a lower viewing priority from a plurality of program display screens reproduced and displayed on the screen of the television receiver, and then designates a program having a higher viewing priority than the designated program. When searching for a program again, the display position of the program with the currently lower viewing priority is moved, the display size is reduced, and the higher program of the currently lower viewing priority is re-selected. 6. The program search and display device according to claim 3, wherein the program search and display device reproduces and displays.