WO2006106719A1 - Broadcast receiving device - Google Patents

Abstract

A broadcast receiving device has functions to compare the program information of a broadcasting type selected by a user and the program information of another broadcasting type broadcast simultaneously with the selected program, to detect a program of the compared different information, and to display the program of the different information on the selected program screen.

Description

 Specification

 Broadcast receiver

 Technical field

 [0001] The present invention relates to a broadcast receiving apparatus capable of receiving broadcasts by a plurality of broadcast methods.

 Background art

 [0002] Conventionally, the same program is broadcast by digital broadcasting when receiving broadcasting by a plurality of broadcasting systems (for example, digital broadcasting system and analog broadcasting system). Has a broadcast receiver capable of encouraging viewing of digital broadcast programs as much as possible. This conventional broadcast receiving apparatus is disclosed in, for example, Japanese Patent Application Laid-Open No. 2004-179718.

 [0003] When a satellite or terrestrial broadcasting is used to broadcast a plurality of broadcasting systems! /, The same broadcasting station may be broadcasting using a plurality of broadcasting systems, and there are programs to be broadcast. The same program may be broadcast. For example, digital broadcasting and analog broadcasting include a broadcasting system called a simulcast system that broadcasts the same program by both digital broadcasting and analog broadcasting. On the other hand, there are cases where different programs are broadcast in digital broadcasting and analog broadcasting, and the ratio of broadcasting these different programs will be expanded in the future. In order for users to recognize that these different programs will be broadcast, it is necessary to compare both the digital broadcast electronic program guide and the analog broadcast electronic program guide, which requires a lot of effort. Also, there was a problem that sometimes the user overlooked the program guide and was not aware that a different program would be broadcast.

 Disclosure of the invention

[0004] In view of the above circumstances, the present invention provides a case where different programs are broadcast by a plurality of broadcasting systems (for example, a digital broadcasting system (first broadcasting system) and an analog broadcasting system (second broadcasting system)). In this case, different programs will be broadcast for digital broadcasting and analog broadcasting without the user visually comparing both the EPG (Electronic Program Guide) program list for digital broadcasting and the EPG program list for analog broadcasting. Let the user recognize Provided is a broadcast receiving apparatus capable of transmitting data.

 [0005] The broadcast receiving apparatus according to the present invention compares the first program information extracted from the first broadcasting system power of the same broadcasting station with the second program information extracted from the second broadcasting system power. If the first program information and the second program information in the same time period are different, the program information search unit that searches for the different first program information and second program information and the program information search unit search And a screen display unit that constitutes a screen to display different first program information and second program information.

 Brief Description of Drawings

 [0006] FIG. 1 is a block diagram of a broadcast receiving apparatus according to Embodiment 1 of the present invention.

 [FIG. 2] FIG. 2 is a diagram showing a screen when a list of different program lists is displayed for analog broadcasting and digital broadcasting in response to a user command.

 FIG. 3 is a diagram showing a screen when the user selects a digital broadcast program.

 [FIG. 4] FIG. 4 is a diagram showing a screen when a user displays a digital broadcast program list.

 FIG. 5 is a diagram showing a screen when different analog programs are displayed on the digital broadcast program list.

 [FIG. 6] FIG. 6 is a diagram showing a screen when different digital programs are displayed on the analog broadcast program list.

 [FIG. 7] FIG. 7 is a diagram showing a screen when different analog program display methods are displayed on a digital broadcast program list.

 Explanation of symbols

[0007] 101 antenna

 102A digital tuner

 102B analog tuner

 103A digital EPG decoder

 103B analog EPG decoder

 104A Digital broadcast program information extractor

104B Analog broadcast program information extractor 105A Digital broadcast program information interpretation section

 105B Analog broadcast program information interpretation section

 106 Program information storage

 107A Digital Broadcast Program Information

 107B Analog Broadcast Program Information

 108 Program information search section

 109 Program List Building Department

 110 different program listings

 111 Remote control transmitter

 112 Remote control receiver

 113 System controller

 114 User Interface

 115 Graphics processing unit

 116 Screen display

 BEST MODE FOR CARRYING OUT THE INVENTION

 [0008] (Embodiment 1)

 FIG. 1 is a block diagram of a broadcast receiving apparatus according to Embodiment 1 of the present invention.

 [0009] The antenna 101 is a UHF'VHF antenna that is arranged in a predetermined direction outdoors and receives a terrestrial broadcast signal. The antenna 101 gives the received high frequency signal to the digital tuner 102A and the analog tuner 102B.

 [0010] The digital tuner 102A provides a transport stream obtained by selecting a specific frequency of the high-frequency signal from the antenna 101 to the digital EPG decoder 103A. Also, in order to receive EPG data, the frequency of the channel that has been preliminarily set is selected periodically.

[0011] Analog tuner 102B provides analog video signal including EPG data obtained by selecting a specific frequency of the high-frequency signal from antenna 101 to analog EPG decoder 103B. In addition, in order to receive EPG data included in the analog broadcasting system, the frequency of a specific channel through which this EPG data is transmitted is selected. [0012] The digital EPG decoder 103A separates the transport stream provided from the digital tuner 102A into MPEG2 PSIZSI (Program Specific Information / Service Information), and provides it to the digital broadcast program information extraction unit 104A.

 [0013] Analog EPG decoder 103B takes out the EPG data inserted in the vertical blanking period of the video signal supplied from analog tuner 102B and supplies it to analog broadcast program information extraction unit 104B.

 [0014] The digital broadcast program information extraction unit 104A extracts program information from the PSIZSI separated by the digital EPG decoder 103A, and provides it to the digital broadcast program information interpretation unit 105A.

 [0015] The analog broadcast program information extraction unit 104B extracts program information from the EPG data extracted by the analog EPG decoder 103B and provides the program information to the analog broadcast program information interpretation unit 105B.

 [0016] The digital broadcast program information interpretation unit 105A interprets the program information given from the digital broadcast program information extraction unit 104A, processes it into information such as the program title, program ID, and start time, and digitally stores it in the program information storage unit 106. Stored as a file in a certain format such as broadcast program information 107A. This file is created for each broadcasting station, and can be sorted in order of start time, etc., so that it can be searched easily.

 [0017] The analog broadcast program information interpretation unit 105B interprets the program information given from the analog broadcast program information extraction unit 104B, processes it into information such as a program title, a program ID, and a start time, and stores it in the program information storage unit 106. Store as a file of a certain format such as broadcast program information 107B. This file is created for each broadcasting station, and can be sorted in order of start time, etc., so that it can be searched easily.

[0018] The program information search unit 108 searches the digital broadcast program information 107A and the analog broadcast program information 107B stored in the program information storage unit 106 for program information having the same start time between the same broadcast stations, and both programs. Compare IDs or program titles. Here, the same program ID is assigned to the same program for digital broadcasting and analog broadcasting on the EPG data transmission side. On the EPG data sending side, the same program title is assigned to the same program for digital broadcasting and analog broadcasting. When it is detected that both program IDs or program titles are different, the program information of both detected programs is sent to the program list construction unit 109. [0019] The program list construction unit 109, from the program information sent from the program information search unit 108, shows a broadcast station name, information on whether the broadcast is a digital broadcast or an analog broadcast, a program ID, and a start time, and a program information storage unit 106 is stored as a file of a format such as a different program list 110. This file is created for each broadcasting station, and can be sorted in order of start time, etc. so that it can be easily searched.

 [0020] The remote control transmitter 111 includes various keys for operating the broadcast receiving apparatus according to the present invention, and sends a command corresponding to the operated key from the light emitting unit.

The remote control receiving unit 112 receives the command sent from the remote control transmitter 111, converts it into an electrical signal, and gives it to the system control unit 113.

[0022] The system control unit 113 sends to the user interface unit 114 the commands converted into electrical signals sent from the remote control receiving unit 112 and various internal states of the broadcast receiving apparatus according to the present invention.

 [0023] The user interface unit 114 takes out the information sent to the user based on the command sent from the system control unit 113 and the various internal states of the broadcast receiving apparatus according to the present invention from the program information storage unit 106, and displays the information. The screen to be processed is configured, and the configured screen information is sent to the graphic processing unit 115.

 The graphic processing unit 115 processes the screen configured by the user interface unit 114 into a video signal and sends it to the screen display unit 116.

 The screen display unit 116 is a CRT, a liquid crystal panel, a PDP panel, or the like, and displays the video signal processed by the graphic processing unit 115 on the screen.

 [0026] With such a configuration, when different programs are broadcast in digital broadcasting and analog broadcasting, the user visually compares both the EPG program list of digital broadcasting and the EPG program list of analog broadcasting with the naked eye. Therefore, the user can recognize that different programs are broadcast in digital broadcasting and analog broadcasting.

FIG. 2 is a diagram showing a screen when a list of different program lists is displayed for analog broadcasting and digital broadcasting in accordance with a user command. Based on the screen information configured by the user interface unit 114, a list of programs different in analog broadcasting and digital broadcasting is displayed on the screen display unit 116. The program information search unit 108 is stored in the program information storage unit 106. Search for digital broadcast program information 107A or analog broadcast program information 107B. The program list construction unit 109 constructs a different program list 110 based on the search result of the program information search unit 108. That is, corresponding program information is stored in the program information storage unit 106 from the broadcast station name, digital broadcast or analog broadcast information, and program ID. Then, the user interface unit 114 configures the screen of FIG. 2 from the different program list 110.

[0028] This screen allows the user to recognize that a different program is being broadcast by analog broadcast or digital broadcast at the same broadcast station as the program while viewing the digital broadcast or analog broadcast. Become.

 FIG. 3 is a diagram showing a screen when the user selects a digital broadcast program. This screen displays program information such as program titles that are broadcast using the digital broadcasting method selected by the user, and program information that is different from analog information broadcasts on the same broadcast station. . The background screen is a digital broadcast program (animation) screen. In this case, in the user interface unit 114, the program is recorded based on the broadcast station name, digital broadcast or analog broadcast information, and program ID described in the different program list 110 stored in the program information storage unit 106. Broadcast at the selected time and extract the program ID of the program. The analog broadcast program information broadcasted at the same time as the program is also extracted from the analog broadcast program information information 107B stored in the program information storage unit 106, and “analog broadcast 2 ^ 1 Then, from 19:30 to 20:00, the drama is broadcasted, ”and the screen shown in Fig. 3 is configured.

 [0030] In addition, when the user transmits a specific command to the system control unit 113 via the remote control receiving unit 112 by operating the determination key of the remote control transmitter 111 during the period in which the screen of FIG. 3 is displayed, The analog broadcast drama program displayed in FIG. 3 configured in the user interface unit 114 is selected.

 [0031] As described above, when a digital broadcast or an analog broadcast is being viewed and a different program is broadcast on the same broadcast station at the same time zone as the program, the program is easily selected. It becomes possible.

FIG. 4 is a diagram showing a screen when the user displays a digital broadcast program list. In Fig. 4, the program displayed in the digital broadcast EPG program list is the program information record. When the program is stored in the different program list 110 stored in the memory unit 106, a star mark (★) is displayed in the display area of the program on the EPG program list. In this case, since the digital interface EPG program list is displayed on the user interface unit 114, the program information of the broadcast station to be displayed is displayed from the digital broadcast program information 107A stored in the program information storage unit 106. Extracted. When the program ID in the extracted program information is described in the corresponding different program list 110 stored in the program information storage unit 106, a star mark (★) is displayed in the display area of the program. Thus, the screen of FIG. 4 is configured.

 [0033] In this way, when a digital broadcast or analog broadcast EPG program list is displayed, the digital broadcast EPG program list and the analog broadcast EPG program list can be compared with the digital broadcast that the user cannot compare with the naked eye. Users can recognize that different programs will be broadcast by analog broadcasting.

 FIG. 5 is a diagram showing a screen when the frame marker for selecting a program is moved on the program list. In FIG. 5, when the program selected by the frame marker is described in a different program list 110 stored in the program information storage unit 106, the program is displayed near the display area of the program on the EPG program list by analog broadcasting. A message indicating that another program will be broadcast and the program information will be displayed as “Analog broadcast will broadcast a 2ch drama”. In this case, the user interface unit 114 displays the digital broadcast EPG program list, so it is the display target! Program information of the broadcasting station to be read is extracted from the stored digital broadcast program information 107A. When the program ID in the extracted program information is described in the corresponding different program list 110 stored in the program information storage unit 106, the program information of the analog broadcast broadcast at the same time as the program is displayed. The screen shown in FIG. 5 is constructed from a part of the program information extracted from the different program list 110 stored in the program information storage unit 106.

 [0035] In this way, it is possible to display the program information of an analog broadcast or digital broadcast program that is broadcast in the same time zone on the same broadcast station as the program selected in the digital broadcast or analog broadcast EPG program list It becomes.

[0036] In Embodiment 1 according to the present invention, the power configured to receive digital broadcast and analog broadcast is not limited to digital broadcast and analog broadcast in the present invention. Yes. For example, it may be configured by a plurality of broadcasting systems of terrestrial digital broadcasting and BS digital broadcasting.

 [0037] In addition, EPG data for digital broadcasting can be extracted using other EPG data services, such as the ability to select each broadcasting station with a digital tuner and extract it from PSIZSI of MPEG2 (for example, (There is an EPG data service using BS digital data broadcasting.) O Similarly, for analog broadcasting, EPG data is transmitted by an analog tuner, and a specific channel is selected to select the vertical blanking period of the video signal. Inserted in! The ability to extract EPG data may be extracted using other EPG data services (for example, EPG data services using BS digital data broadcasting).

 [0038] Although it is assumed that different program information is searched and displayed in two broadcasting systems of the same series analog broadcasting and digital broadcasting, the same series of home digital broadcasting system and mopile 1-segment digital broadcasting system You may search for and display different program information with. Also, different program information may be searched and displayed by three or more broadcasting systems such as analog broadcasting, digital broadcasting, and Internet broadcasting of the same series.

 [0039] It should be noted that each broadcast system program displays one-to-one different program, but when one broadcast system is one program and the other broadcast system is a plurality of programs, all of the plurality of programs are displayed. It may be displayed. For example, as shown in Fig. 6, when one program of analog broadcasting is broadcasted by digital broadcasting and three programs are broadcast by multi-channel broadcasting, it is displayed that the number of programs is different and different programs are displayed. Each program information is displayed. Also, even if one of the three programs of digital broadcasting is the same as the program of analog broadcasting, the program information of the same program may be displayed for comparison.

 [0040] Although the program information of programs with different program titles and program contents is displayed, the program display method, for example, video aspect ratio (4: 3, 16: 9), video scanning line number (480i , 480p, 1080i, etc.) and the type of audio (monaural, stereo, audio multiplexing, 5.1 channel surround) may differ, and the program information may be displayed as shown in FIG. Industrial applicability

[0041] A broadcast receiving apparatus capable of receiving broadcasts according to a plurality of broadcast systems of the present invention, when different programs are broadcast on a plurality of broadcast networks, for example, digital broadcast and analog When different programs are broadcast by log broadcasting, the user will understand that different programs will be broadcast by digital broadcasting and analog broadcasting without comparing both the digital broadcasting electronic program guide and the analog broadcasting electronic program guide. It is possible to provide receivers for different broadcast programs on a plurality of broadcast networks that can be recognized by the TV, which is useful for broadcast receivers such as television receivers and video decks.

Claims

The scope of the claims  [1] The first broadcasting system power possessed by the same broadcasting station The first program information extracted from the second broadcasting system is compared with the first program information extracted from the second broadcasting system, and the first program information in the same time zone is compared. If the second program information is different from the second program information, a program information search unit for searching for the different first program information and second program information,  A screen display unit constituting a screen to be displayed from the different first program information and second program information searched by the program information search unit.  Broadcast receiving device.  [2] The program information search unit includes a program list construction unit that converts the different first program information and second program information into a predetermined format;  A program information storage unit for storing the different first program information and second program information converted by the program list construction unit,  The broadcast receiving device according to claim 1. [3] The screen display unit receives the different first program information and the first program information from the program information storage unit. And a graphic processing unit for converting the screen configured by the user interface unit into a video signal.  The broadcast receiving device according to claim 2. [4] The first broadcasting system is a digital broadcasting system, and the first program information is obtained by decoding EPG data included in the digital broadcasting system,  The broadcast according to claim 3, wherein the second broadcast system is an analog broadcast system, and the second program information is obtained by decoding EPG data included in the analog broadcast system. Receiver device. [5] The user interface unit includes:  The different first program information and second program information stored in the program information storage unit are configured to be displayed on a screen.  The broadcast receiving device according to claim 3. [6] The user interface unit includes: When a different program is broadcast in the second broadcasting system in the same time zone as the program of the first broadcasting system selected by the user, the program information of the different program broadcasted in the second broadcasting system Is extracted from the program information storage unit, and a screen including the program information is configured.  The broadcast receiving device according to claim 3. [7] The system control unit further controls the user interface unit,  The broadcast receiving apparatus according to claim 6, wherein the system control unit switches to a program screen indicated by the program information. [8] The system control unit  Operates based on the command selected by the user  The broadcast receiving device according to claim 7. [9] A remote control receiver for receiving the command is further provided,  The command is sent to the system control unit via the remote control receiving unit.  The broadcast receiving device according to claim 8. [10] The user interface unit includes:  When the user selects a program from the first broadcast program information catalog, the first program information is displayed and the different second thread number and information are displayed.  The broadcast receiving device according to claim 3. [11] The different second program information is displayed by adding an identification symbol to a display portion of the first program information corresponding to the same time zone.  The broadcast receiving device according to claim 10. [12] The different second program information is displayed in the vicinity of a display portion of the first program information corresponding to the same time zone.  The broadcast receiving device according to claim 10.