e/Carrier recovery

Information
has gloss	eng: A carrier recovery system is a circuit used to estimate and compensate for frequency and phase differences between a received signals carrier wave and the receivers local oscillator for the purpose of coherent demodulation.
lexicalization	eng: carrier recovery
instance of	c/Communication circuits

Media
media:img	QPSK Frequency Error.png
media:img	QPSK Phase Error.png