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Cross-polarization interference canceller

来源:化拓教育网
专利内容由知识产权出版社提供

专利名称:Cross-polarization interference canceller发明人:Mizoguchi, Shoichi申请号:EP91100752.4申请日:19910122公开号:EP0443333B1公开日:19940406

摘要:In a cross-polarization interference canceller for use in a digital radio

communication system which transmits digital modulated signals over radio frequencieshaving planes of polarization orthogonal to each other, signals from the interferingpolarized wave are sampled with a frequency equal to double the frequency of theaffected polarized wave and, after latching the sampled signals with the frequency of thesymbol rate, interference cancelling signals are generated by adding the products oftheir multiplication with control signals. Therefore, the digital multipliers (108, 109, 110)and the digital adders (112, 114) for generating the interference cancelling signals can beoperated at low speed.

申请人:NEC CORP

地址:JP

国籍:JP

代理机构:VOSSIUS & PARTNER

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