Digital receiver
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United States of America Patent
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Issued Date -
Jul 15, 2004
app pub date -
Dec 4, 2003
filing date -
Dec 5, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A digital receiver, comprising: a frequency converter (100, 101, 102, 103, 104, 105) arranged to convert a received signal into baseband signals; delay units (106, 107) arranged to delay the baseband signals to provide delayed signals; normalizing means (108) arranged to truncate the baseband signals and the delayed signals to a predetermined length and provide normalized signals; a demodulator (109) arranged to demodulate the normalized signals and provide a demodulated signal; and frequency offset sensing means (110) arranged to sense an envelope of the demodulated signal to provide an offset signal indicative of a frequency offset of the received signal.
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