US PATENT SUBCLASS 375 / 287
.~ With threshold level

Current as of: June, 1999
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375 /   HD   PULSE OR DIGITAL COMMUNICATIONS

286  DF  MULTILEVEL {6}
287.~ With threshold level

DEFINITION

Classification: 375/287

With threshold level:

(under subclass 286) Subject matter wherein the received or transmitted signal is compared with a reference voltage to determine the discrete amplitude level.