专利名称:Signal processing apparatus and signal
processing method
发明人:Kenji Inose,Katsumi Oishi申请号:US09623338申请日:20000831公开号:US06687308B1公开日:20040203
专利附图:
摘要:The display section connected to a control section displays, at the same time,both the contents described in the network information table of the digital broadcastdata demodulated by a demodulator and complying with the first network, and also the
contents described in the network information table of the digital broadcast datareplaced by an NIT-replacing circuit and complying with the second network. An NIT-detecting circuit detects an NITa from an MPEG2 transport packet, i.e., digital broadcastdata in the satellite broadcasting system (first network). The control section complyingwith a CATV system (second network) generates the data representing at least thetransmission frequency of the NITa detected by the NIT-detecting circuit . The NIT-replacing circuit replaces the NITa contained in the MPEG2 transport packet, i.e., digitalbroadcast data in the satellite broadcasting system, with the NITb, thereby generating anMPEG2 transport packet, which will be used as digital broadcast data in the CATV system.
申请人:SONY CORPORATION
代理机构:Lerner, David, Littenberg, Krumholz & Mentlik, LLP
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