US PATENT SUBCLASS 332 / 112
.~ Pulse position, frequency, phase, or spacing modulator

Current as of: June, 1999
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332 /   HD   MODULATORS

106  DF  PULSE OR INTERRUPTED CONTINUOUS WAVE MODULATOR {5}
112.~ Pulse position, frequency, phase, or spacing modulator {2}
113  DF  .~.~> Including discrete semiconductor device having three or more electrodes
114  DF  .~.~> Including electron discharge device

DEFINITION

Classification: 332/112

Pulse position, frequency, phase or spacing modulator:

(under subclass 106) Subject matter producing a pulse wave output signal in which the relative positions of the pulses, the frequency (repetition rate) of the pulses, the phase of the pulses, or the spacing (time) between the pulses is varied by the modulating signal.

SEE OR SEARCH CLASS

375, Pulse or Digital Communications,

239, for a combination of pulse position, frequency or spacing modulator with transmitting structure.