Adaptive quadrature amplitude modulation decoding system
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United States of America Patent
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Jan 20, 2004
Grant Date -
N/A
app pub date -
Aug 15, 2000
filing date -
Aug 15, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An adaptive quadrature amplitude modulation ('QAM') decoding system for use in, for example, high speed, bandwidth efficient QAM communication systems includes a circuit that adaptively adjusts gain and voltage bias and provides adaptive equalization feedback based on the same signal used to decode the QAM symbols.
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