Method and apparatus for interference cancellation in a rake receiver
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United States of America Patent
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Jan 11, 2005
Grant Date -
May 2, 2002
app pub date -
Nov 5, 2001
filing date -
Oct 2, 1998
priority date (Note) -
In Force
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Abstract
Systems and methods for despreading received spread spectrum signals are described. Despreading can be performed using both channel estimates and impairment correlation estimates. Techniques for selecting delays of interest are also described, along with a despreading mechanism which saves power by operating only on delays of interest.
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