Crystal free radio
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United States of America Patent
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Jul 28, 2020
Grant Date -
Sep 12, 2019
app pub date -
May 8, 2017
filing date -
May 9, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A crystal-free radio includes an antenna; a receiver configured to communicate with the antenna; a local radio frequency (RF) oscillator configured to communicate with the receiver; and a clock circuit configured to communicate with the receiver and the local RF oscillator, the clock circuit having an electronic circuit oscillator. The local RF oscillator is a free-running oscillator. The clock circuit is configured to receive a calibration signal via a wireless network and calibrate the electronic circuit oscillator based on the received calibration signal, and the clock circuit is a crystal-free clock circuit.
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