发明名称 BLIND IDENTIFICATION OF ADVANCED MODULATION AND CODING MODES
摘要 Methods and apparatuses for acquiring and demodulating a data stream transmitted in a communication system. A method in accordance with the present invention comprises finding a boundary of a physical layer frame (PLFrame) in the data stream, finding a first 26 bits of a Unique Word (UW) associated with the data stream, finding a scrambling code utilizing the UW, and using a decoding procedure to determine a modulation type and code rate used for desired signals within the data stream.
申请公布号 US2010157881(A1) 申请公布日期 2010.06.24
申请号 US20100719098 申请日期 2010.03.08
申请人 THE DIRECTV GROUP, INC. 发明人 SANTORU JOSEPH;ZHOU GUANGCAI;CHEN ERNEST C.;LAI DENNIS;MAITRA SHAMIK
分类号 H04B7/185;H04N5/00;H04N5/44;H04N7/20;H04N7/24 主分类号 H04B7/185
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