Half-duplex echo canceler training using a pilot signal | Patent Number 05828657

US 05828657 NA
Application Number8536916
Publication Number-
Pendency3 years, 29 days
Filled DateSep 29, 1995
Priority DateSep 29, 1995
Publication Date-
Expiration DateSep 29, 2015
Inventor/Applicants Ramon B. Hazen
William Lewis Betts
Robert Earl Scott
ExaminesHOM, SHICK C
Art Unit2732
Technology Center2700
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