Receiver circuit and receiving system
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United States of America Patent
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May 11, 2021
Grant Date -
Mar 11, 2021
app pub date -
May 7, 2020
filing date -
Sep 11, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A receiver circuit is provided. The receiver circuit includes an antenna configured to receive a radio frequency (RF) signal; a filter configured to filter the RF signal received by the antenna; and a passive mixer circuit configured to adjust a center frequency of the filtered RF signal to a predetermined frequency. The passive mixer circuit includes: a transformer which includes a first coil and a second coil that is separate from the first coil; a first passive mixer which is directly connected to a first end of the second coil; and a second passive mixer which is directly connected to a second end of the second coil and is separate from the first passive mixer.
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