Apparatus and methods for communicating using symbol-modulated subcarriers
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United States of America Patent
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Jan 22, 2008
Grant Date -
Mar 31, 2005
app pub date -
Sep 29, 2003
filing date -
Aug 8, 2003
priority date (Note) -
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Abstract
Apparatus and methods for selecting a transmit power level and subcarrier modulation assignments based on measured channel conditions to achieve a performance level for communications over a symbol-modulated subcarrier communication channel are provided. In some embodiments, the transmit power level may be changed depending on whether a desired packet error rate and/or a desired link data rate can be achieved based on selected subcarrier modulation assignments and a selected transmit power level.
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