US PATENT SUBCLASS 327 / 236
.~.~.~ By phase comparator or detector

Current as of: June, 1999
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327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

100  DF  SIGNAL CONVERTING, SHAPING, OR GENERATING {29}
231  DF  .~ Phase shift by less than period of input {7}
233  DF  .~.~ Correction to specific phase shift {3}
236.~.~.~ By phase comparator or detector

DEFINITION

Classification: 327/236

By phase comparator or detector:

(under subclass 233) Subject matter wherein the phase shift change is effected by the output of a circuit that obtains

both the magnitude and sign of the phase angle between two input voltages or currents.

SEE OR SEARCH THIS CLASS, SUBCLASS:

2+, for phase discriminating or detecting without subsequent control.

244, for a phase comparator or detector in a variable or adjustable feedback circuit to control phase shift.