发明名称 Optical reference signal with prescribed duty ratio
摘要 An optical transmitter which converts electric data signals into optical signals, includes a reference source which generates a binary reference signal having a prescribed duty ratio. This reference signal is also converted to an optical signal which is used at the receiver side to produce a smoothed reference voltage for comparison with detected data signals.
申请公布号 GB2375250(A) 申请公布日期 2002.11.06
申请号 GB20020018466 申请日期 1998.08.20
申请人 * ADVANTEST CORPORATION 发明人 TOSHIYUKI * OKAYASU
分类号 H04B10/145;H04B10/155;(IPC1-7):H04B10/14 主分类号 H04B10/145
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