健康中国行
专利名称:ADAPTIVE SYNCHRONIZER FOR A DEMODULATION CHAIN
发明人:COURTAT, Thomas巧克力千层
头部湿疹
申请号:EP2018/086831
申请日:20181222
公开号:WO2019/129760A1
公开日:
春天天气真好
20190704
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专利附图:
兔子吃啥摘要:The prent invention relates to an adaptive synchronization device for demodulating a signal in linear modulation (x). The device functions from a sampled version of the signal (x). The device being characterized in that it compris: - at least one
synchronization module (F) comprising: - at least one first sub-module (F) arranged to deliver a first output signal (y) from the input signal (x) received at a period (T) less than the value (I) with (B) the bandwidth of the input signal (x); this first sub– module (F) is capable of compensating a transmission delay of the input signal (x) by estimation of the propagation delay (τ) between a transmitter and a receiver of a transmission medium; this first sub-module adapts the rate at its output to one sample per symbol; - at least one cond sub–module (F) arranged to deliver a corrective (δτ) to be applied to the current estimation of the delay (τ), from an error term (w) defining the decision error of the device and the influence of the processings downstream of the first sub-module (F); - at least one correction module of transmission imperfections (H), dispod downstream of the synchronization module (F) and forming a correction chain of transmission imperfections of the first output signal (y) received by this module (H) at the rhythm T, and comprising: - at least one first sub–module (H) arranged to deliver a cond output signal (z) at the r
hythm (T) estimating a stream of emitted symbols (ai); - at least one cond sub–module (H) configured to deliver the error term (w), by application of a correction to an error term (v) for estimation of symbols to consider the influence of the processings included in the first sub-module (H).
宏观管理
申请人:AVANTIX
地址:655 Avenue Galilée Bâtiment Horizon BP 20140 13794 Aix-en-provence FR
国籍:FR成都有哪些好玩的
代理人:DEBAY, Yves
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