US PATENT SUBCLASS 375 / 344
.~ Automatic frequency control

Current as of: June, 1999
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375 /   HD   PULSE OR DIGITAL COMMUNICATIONS

316  DF  RECEIVERS {9}
344.~ Automatic frequency control

DEFINITION

Classification: 375/344

Automatic frequency control:

(under subclass 316) Subject matter where a receiver frequency response characteristic is set or adjusted in response to frequency changes in the input signal or charges in the receiver parameters.