Transmission apparatus and method

作者: 貞行 安部田 , 美波 石井 , 武宏 中村 , Sadayuki Abeta , Minami Ishii

DOI:

关键词: MultiplexingTransmission (telecommunications)MultiplexerGuard intervalSymbol (programming)Computer hardwareCommunication channelOrthogonal frequency-division multiplexingUnicastComputer science

摘要: PROBLEM TO BE SOLVED: To transmit a unicast channel and an MBMS with simple apparatus configuration by efficiently utilizing wireless resources. SOLUTION: The transmission adopting the OFDM system generates first symbol (symbol of format) for configuring second channel. A multiplexer means multiplexes symbols FDM to produce multiplexed symbol. attaching attaches GI (guard interval) period is given either or means. attached Outputs are TDM result wirelessly transmitted. COPYRIGHT: (C)2007,JPO&INPIT

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