发明名称 DIGITAL DEMODULATOR AND METHOD FOR DEMODULATING ANALOGUE TELEVISION SIGNALS
摘要 Method for digitally demodulating analogue television signals, wherein said analogue television signals comprise a video signal and a sound signal, comprising: converting said analogue television signal into a complex base band; following a phase and/or a frequency of a carrier of said video signal; and filtering said video signal with a vestigial band filter (500) after said step of following said phase and/or said frequency. A corresponding digital demodulator is presented as well.
申请公布号 EP2342895(A1) 申请公布日期 2011.07.13
申请号 EP20080716272 申请日期 2008.03.05
申请人 SONY DEUTSCHLAND GMBH 发明人 SPALINK, GERD
分类号 H04N5/455;H04L27/06;H04N5/46 主分类号 H04N5/455
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