JP2007174458A5

JP2007174458A5 -

Info

Publication number: JP2007174458A5
Application number: JP2005371448A
Authority: JP
Filing date: 2005-12-26
Publication date: 2008-05-22
Anticipated expiration: 2025-12-26

Claims

A plurality of receivers for receiving broadcasts of designated channels and outputting program video and audio;
A meta-information storage unit that stores the meta information that involved in該番group,
A first evaluation unit that calculates program priority information for a program of a plurality of channels being received from video and audio of the program output from the plurality of reception units and meta information stored in the meta information storage unit; A first video composition unit that selectively outputs a video of a channel of a program with the highest priority among the videos from the plurality of reception units based on the priority information;
A multi-channel display device comprising: a first audio selection unit that selectively outputs audio of a channel of a program with the highest priority among audios from the plurality of reception units based on the priority information.

Further comprising a crossbar switch for selectively outputting in accordance with the video and the audio which is output from the plurality of receiving portions in the program priority information,
The first evaluation unit is a first video analysis unit that analyzes a video of a program that is determined to have the highest priority by the output of the crossbar switch;
A first sound analysis unit for analyzing the sound of a program determined to have the highest priority in the output of the crossbar switch ;
Output in the crossbar switch, a division unit when outputting in a time division video and audio of the program being determined to be low priority,
A second video analysis unit that analyzes a plurality of videos multiplexed by the time division unit for each video and outputs each analysis result;
A second voice analysis unit that analyzes a plurality of voices multiplexed by the time division unit for each voice and outputs the results as analysis results;
Program priority information is output from the video analysis results of the first and second video analysis units, the audio analysis results of the first and second audio analysis units, and the meta information from the meta information storage unit. The multi-channel display device according to claim 1, further comprising a second comprehensive evaluation unit that performs switching control of the crossbar switch.

A first receiving unit that receives a channel of the highest priority program and outputs video and audio of the received program;
A second receiving unit that receives a plurality of designated sub-channels in a time-sharing manner other than the channel received by the first receiving unit, and outputs video and audio of the received plurality of programs;
Said first set of channel priority of the program to the receiver, the channel designation section second with the plurality of sub-channels to the receiver, setting a time interval of the time division,
A meta-information storage unit that stores the meta information that involved in該番group,
From the video and audio of the program output from the first receiving unit, the video and audio of a plurality of programs output from the second receiving unit, and the meta information stored in the meta information storage unit , and channel of a new priority of the program, and a plurality of channels of sub new, when outputting the channel setting information to the channel designation section having a time interval of the division as the information, the plurality of channels of the new sub A second evaluation unit that calculates subchannel priority information indicating priority and audio adjustment information for controlling audio output of a channel of a new highest priority program ;
A first video composition unit that synthesizes and outputs a video input to the first reception unit as a top priority program and a video of a plurality of sub-channel programs of the second reception unit based on the subchannel priority information. When,
A multi-channel display device comprising: a second audio selection unit that controls and outputs the audio of the highest priority program of the first receiving unit according to the audio adjustment information.

The meta information storage unit stores meta information including genre information, electronic program information, reference information used for analysis, learning data used for analysis, and the like. The multi-channel display device according to claim 1.