Configurable homodyne/heterodyne radio receiver and RFID reader employing same
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United States of America Patent
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May 5, 2009
Grant Date -
May 17, 2007
app pub date -
Nov 15, 2005
filing date -
Nov 15, 2005
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The embodiments of the present invention provide a configurable homodyne/heterodyne RF receiver including first and second mixers. The configurable homodyne/heterodyne RF receiver functions as a homodyne receiver when the first and second mixers are configured to operate in parallel, and as a heterodyne receiver when the first and second mixers are configured to operate in series. The embodiments of the present invention further provides an RFID reader employing the configurable homodyne/heterodyne RF receiver to facilitate a listen-before-talk function.
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