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US 2018/0006655 A1Published application
Device and method to calibrate frequency
AssigneeSamsung Electronics Co., Ltd.
InventorsSeong Joong KIM, Sang Joon KIM, Jong Pal KIM
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Abstract
A frequency calibration device includes an input signal generator configured to generate an input signal based on an oscillation signal and an external signal, an envelope detector configured to detect an envelope signal corresponding to the input signal, and a frequency tuner configured to tune an oscillation frequency of the oscillation signal based on an envelope frequency corresponding to the envelope signal.
Claims20
A frequency calibration device, comprising:
- an input signal generator configured to generate an input signal based on an oscillation signal and an external signal;
- an envelope detector configured to detect an envelope signal corresponding to the input signal;
- and
- a frequency tuner configured to tune an oscillation frequency of the oscillation signal based on an envelope frequency corresponding to the envelope signal.
1 more element
A frequency calibration method comprising:
- generating an input signal based on an oscillation signal and an external signal;
- detecting an envelope signal of the input signal;
- and
- tuning an oscillation frequency of the oscillation signal based on an envelope frequency corresponding to the envelope signal.
1 more element
Dependencies are inferred from the claim text.