US PATENT SUBCLASS 326 / 99
HAVING LOGIC LEVELS CONVEYED BY SIGNAL FREQUENCY OR PHASE


Current as of: June, 1999
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326 /   HD   ELECTRONIC DIGITAL LOGIC CIRCUITRY

99HAVING LOGIC LEVELS CONVEYED BY SIGNAL FREQUENCY OR PHASE


DEFINITION

Classification: 326/99

HAVING LOGIC LEVELS CONVEYED BY SIGNAL FREQUENCY OR PHASE:

(under the class definition) Subject matter wherein the logic circuit receives or produces digital signals which are different in the number of periodic cycles in a unit of time (frequency), or in the relative timing of a signal in

relation to another signal (phase).

SEE OR SEARCH CLASS

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,

2+, for phase discriminators, subclasses 39+ for frequency discriminators, subclasses 113+ for frequency control, and subclasses 231+ for phase shift control.