US PATENT SUBCLASS 370 / 215
PHASE MODULATION

Current as of: June, 1999
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370 /   HD   MULTIPLEX COMMUNICATIONS

215PHASE MODULATION

DEFINITION

Classification: 370/215

PHASE MODULATION:

(under the class definition) Subject matter wherein information is contained in a shift in phase of a carrier frequency with respect to a reference phase.

SEE OR SEARCH CLASS

332, Modulators,

144+, for a multiplex phase modulator, per se.

455, Telecommunications,

110+, for angle modulation of transmitting signals; and subclasses 205+ for phase modulation of receiving signals.