Communication apparatus having automatic gain control apparatus and automatic gain control method
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United States of America Patent
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Issued Date -
Mar 1, 2012
app pub date -
Feb 15, 2011
filing date -
Aug 26, 2010
priority date (Note) -
Abandoned
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Abstract
The invention relates to a communication apparatus having automatic gain control apparatus and automatic gain control method. It comprises a communication apparatus with automatic gain control apparatus, a signal power calculation apparatus to calculate a first power value of the first digital signal. The operation of gain apparatus is based on the first gain value. The channel status decision apparatus decides the first channel status of the first gain value. The first digital signal has an update period of automatic gain control. The demodulator sends out the first channel impulse response to the automatic gain control apparatus. The channel status decision apparatus adjusts the update period of automatic gain control according to the first channel status of the first digital signal.
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