US PATENT SUBCLASS 455 / 60
.~.~ Different phases of same frequency carrier

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

39  DF  TRANSMITTER AND RECEIVER AT SEPARATE STATIONS {14}
59  DF  .~ Single message via plural carrier wave transmission {1}
60.~.~ Different phases of same frequency carrier

DEFINITION

Classification: 455/60

Different phases of same frequency carrier:

(under subclass 59) Subject matter in which the message is modulated onto different phases (e.g., different polarizations) of a carrier wave and each phase is then separately transmitted.