US PATENT SUBCLASS 327 / 355
.~ Combining of plural signals
Current as of:
June, 1999
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327 /
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MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS
334
DF
SPECIFIC INPUT TO OUTPUT FUNCTION
{9}
355
.~ Combining of plural signals {3}
356
DF
.~.~
> Product {3}
360
DF
.~.~
> Quotient
361
DF
.~.~
> Summing
DEFINITION
Classification: 327/355
Combining of plural signals:
(under subclass 334) Subject matter wherein the output is a resultant function of mathematically operating on two or more input signals.
SEE OR SEARCH THIS CLASS, SUBCLASS:
3+, for systems wherein the output is a function of phase difference of plural input waves.
40+, for systems wherein the output is a function of frequency difference of plural input waves.
105+, for conversion systems for synthesizing a complex wave from a plurality of waves.
SEE OR SEARCH CLASS
324, Electricity: Measuring and Testing, 140+, for electricity measuring and testing systems which contain plural inputs (e.g., summation, ratio).
348, Television,
659+, for television matrixing systems.
708, Electrical Computers: Arithmetic Processing and Calculating,
670+, for apparatus which performs a complete addition.
