首页> 外国专利> Broadcast receiver, a broadcast retransmission system, a broadcast retransmission method, a broadcast receiving system, a control program, control program and computer readable recording medium recording the

Broadcast receiver, a broadcast retransmission system, a broadcast retransmission method, a broadcast receiving system, a control program, control program and computer readable recording medium recording the

机译:广播接收器,广播重发系统,广播重发方法,广播接收系统,控制程序,控制程序以及记录该内容的计算机可读记录介质

摘要

A broadcast retransmission device (400) includes: a pilot information generation unit (414) which generates pilot information (480) indicating a delay amount of a retransmission wave for a broadcast wave; and an OFDM modulation/retransmission unit (418) which generates the retransmission wave by using the pilot information (480). Moreover, a broadcast reception device (100) includes: a delay amount calculation unit (14) which calculates a delay amount for the broadcast wave of the retransmission wave; a delay amount storage unit (21) which stores the calculated delay amount; and a delay amount decision unit (15) which decides an STC delay amount according to the delay amount stored in the delay amount storage unit (21). Thus, according to the retransmission wave delay amount, the broadcast reception device (100) delays presentation of video/audio information so that video or audio will not be interrupted or lost when performing switching between the broadcast wave and the retransmission wave.
机译:广播重发设备(400)包括:导频信息产生单元(414),其产生指示用于广播波的重发波的延迟量的导频信息(480);以及OFDM调制/重发单元(418)通过使用导频信息(480)生成重发波。此外,广播接收装置(100)包括:延迟量计算单元(14),其计算重发波的广播波的延迟量;以及延迟量存储单元(21),其存储所计算的延迟量;延迟量决定单元(15)根据存储在延迟量存储单元(21)中的延迟量来确定STC延迟量。因此,根据重发波延迟量,广播接收设备(100)延迟视频/音频信息的呈现,使得当在广播波和重发波之间进行切换时,视频或音频不会被中断或丢失。

著录项

  • 公开/公告号JP4176808B2

    专利类型

  • 公开/公告日2008-11-05

    原文格式PDF

  • 申请/专利权人 シャープ株式会社;

    申请/专利号JP20070094994

  • 申请日2007-03-30

  • 分类号H04H20/02;H04H20/22;H04H20/57;H04H20/28;H04N7/173;H04N5/44;H04B1/16;

  • 国家 JP

  • 入库时间 2022-08-21 20:18:51

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