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Mutual WLAN and WAN interference mitigation in unlicensed spectrum

机译:减少免许可频谱中的WLAN和WAN相互干扰

摘要

The disclosure provides for interference mitigation for wireless signals in unlicensed spectrum. A wireless device may receive a combined signal including a first radio access technology (RAT) signal and a second RAT signal. The wireless device may generate, using a first RAT receiver in a first processing path, a channel estimate for the first RAT signal based on a previously decoded signal of the first RAT. The wireless device may reduce interference to the second RAT signal caused by the first RAT signal, in a second processing path, using the channel estimate. The wireless device may further decode the second RAT signal. The wireless device may remodulate the decoded signal using a transmitter to generate a remodulated second RAT signal. The remodulated second RAT signal may be canceled from the combined signal. The wireless device may decode a remaining portion of the combined signal including the first RAT signal.
机译:本公开提供了针对非许可频谱中的无线信号的干扰减轻。无线设备可以接收包括第一无线电接入技术(RAT)信号和第二RAT信号的组合信号。无线设备可以使用第一处理路径中的第一RAT接收器,基于第一RAT的先前解码的信号,为第一RAT信号生成信道估计。无线设备可以在第二处理路径中使用信道估计来减少由第一RAT信号引起的对第二RAT信号的干扰。无线设备可以进一步解码第二RAT信号。无线设备可以使用发射机重新调制解码的信号以生成重新调制的第二RAT信号。可以从组合信号中消除重新调制的第二RAT信号。无线设备可以解码包括第一RAT信号的组合信号的剩余部分。

著录项

  • 公开/公告号US9787377B2

    专利类型

  • 公开/公告日2017-10-10

    原文格式PDF

  • 申请/专利权人 QUALCOMM INCORPORATED;

    申请/专利号US201414574281

  • 发明设计人 BOAZ KOL;ASSAF TOUBOUL;AARON ELAZAR KLEIN;

    申请日2014-12-17

  • 分类号H04B7/0456;H04L25/02;H04W72/08;H04J11;H04L25/03;H04B1/7107;H04B7/08;H04W88/06;

  • 国家 US

  • 入库时间 2022-08-21 13:43:13

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