blos专利名称：Half-duplex echo canceler training using a pilot signal
料理鼠王英文版发明人：William Lewis Betts,Ramon B. Hazen,Robert Earl Scott天造地设
申请号：US08/536916研究生学位英语考试
sweater是什么意思申请日：19950929
公开号：US05828657Ahedy lamarr
在线英语单词发音公开日：
ubic
19981027
专利内容由知识产权出版社提供
shoal摘要：A far-end modem transmits a "pilot tone" during the time that a near- end modem is training its echo canceler. Correspondingly, the near- end modem is modified to notch, or filter, out this pilot tone from the received signal. The filtered received signal is then ud by the near- end modem to train its echo canceler.
申请人：PARADYNE CORPORATION
教师节英文
代理机构：Thomas, Kayden, Horstemeyer & Risley
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