US PATENT SUBCLASS 455 / 204
.~ Vestigial sideband


Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

130  DF  RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER {24}
204.~ Vestigial sideband


DEFINITION

Classification: 455/204

Vestigial sideband:

(under subclass 130) Subject matter relating to a receiver system adapted to derive an output voltage representative of useful information modulated upon a carrier wave, the information having been transmitted via a signal comprising a carrier and one normal sideband the other sideband having been largely but not completely suppressed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

47, for transmitter and receiver vestigial sideband systems.

SEE OR SEARCH CLASS

348, Television,

725+, for TV receivers which may include vestigial sideband.

375, Pulse or Digital Communications,

270, for transmitter and receiver pulse systems with vestigial sideband; subclass 301 for vestigial sideband pulse transmitters and subclass 321 for vestigial sideband pulse receivers.