US PATENT SUBCLASS 375 / 237
PULSE NUMBER MODULATION
Current as of:
June, 1999
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375 /
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PULSE OR DIGITAL COMMUNICATIONS
237
PULSE NUMBER MODULATION
DEFINITION
Classification: 375/237
PULSE NUMBER MODULATION:
(under the class definition) Subject matter where the number of pulses in a group conveys the information to be transmitted.
SEE OR SEARCH CLASS
327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,
1+, for miscellaneous pulse characteristic discriminating and subclasses 100+ for miscellaneous pulse charateristic modifying.
329, Demodulators,
311+, for pulse demodulation.
370, Multiplex Communications, appropriate subclass for multiplexing systems using pulse modulation.