US PATENT SUBCLASS 455 / 282
.~.~.~.~ Transmission line

Current as of: June, 1999
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455 /   HD   TELECOMMUNICATIONS

130  DF  RECEIVER OR ANALOG MODULATED SIGNAL FREQUENCY CONVERTER {24}
269  DF  .~ With wave collector (e.g., antenna) {4}
280  DF  .~.~ With coupling to a stage of the receiver {7}
281  DF  .~.~.~ Having distributed parameters {1}
282.~.~.~.~ Transmission line

DEFINITION

Classification: 455/282

Transmission line:

(under subclass 281) Subject matter wherein the coupling means comprises a transmission line.

(1) Note. The transmission line may be a lumped element artificial line, coaxial, shielded, or other configuration such as a Lecher wire.

SEE OR SEARCH CLASS

333, Wave Transmission Lines and Networks,

24+, for coupling networks consisting of passive elements and having long line characteristics; subclasses 236+ for long lines in general; and subclasses 245+ for long line elements and components.

343, Communications: Radio Wave Antennas,

905, for antenna structure combined with long line elements.