发明名称 |
CHANNEL SEARCH ANNOUNCING METHOD AND DIGITAL BROADCAST RECEIVER |
摘要 |
PROBLEM TO BE SOLVED: To provide a channel search announcing method and a digital broadcast receiver for announcing revision of a channel plan to broadcast viewers with a simple method when a transmission station of digital broadcast adds, deletes a broadcast program and revises the broadcast channel plan. SOLUTION: When a digital broadcast transmitter adds, deletes a broadcast program or changes a broadcast frequency, the digital broadcast transmitter utilizes a version number of program arrangement information as channel search announcing information to urge performance of channel search to the digital broadcast receiver, and the digital broadcast receiver discriminates the updated version number as the channel search announcement information. COPYRIGHT: (C)2005,JPO&NCIPI
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申请公布号 |
JP2005057404(A) |
申请公布日期 |
2005.03.03 |
申请号 |
JP20030284607 |
申请日期 |
2003.08.01 |
申请人 |
MATSUSHITA ELECTRIC IND CO LTD |
发明人 |
SHIMOTAHIRA ASAYUKI;KAJI MITSURU;YOSHIDA TATSUYA;TAGIRI SATOSHI |
分类号 |
H04H20/00;H04H20/28;H04H60/73;H04N5/44;H04N5/445;(IPC1-7):H04N5/44;H04H1/00 |
主分类号 |
H04H20/00 |
代理机构 |
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主权项 |
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