Pulse or digital communications – Pulse code modulation
Reexamination Certificate
2007-10-16
2007-10-16
Tran, Khanh C. (Department: 2611)
Pulse or digital communications
Pulse code modulation
Reexamination Certificate
active
10659651
ABSTRACT:
An inter-symbol-interference (ISI) coder with mapper and linear filter and a technique of channel encoding deliberately inserts inter-symbol-interference (ISI) into the signal using a non-linear precoder to map map input symbol sequences into sequences of extended symbols. Coded output symbols are generated in response to sequences of extended symbols which are selected from the same grid associated with the input symbols to yield a same minimum distance.
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Brady W. James
Shaw Steven A.
Telecky , Jr. Frederick J.
Texas Instruments Incorporated
Tran Khanh C.
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