US PATENT SUBCLASS 327 / 323
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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}
306  DF  .~ Amplitude control {5}
309  DF  .~.~ By limiting, clipping, or clamping {10}
323.~.~.~ Feedback

DEFINITION

Classification: 327/323

Feedback:

(under subclass 309) Subject matter wherein a limiting, clipping, or clamping structure is in a return path between an output terminal and an input terminal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

312, for feedback limiting, clipping, or clamping in reducing unwanted noise signals.

316, for feedback circuits to maintain a constant input-output ratio relationship.

332, for constant output amplitude control with feedback.

SEE OR SEARCH CLASS

330, Amplifiers,

75+, 156, and 282+ for linear feedback amplifiers.