US PATENT SUBCLASS 455 / 281
.~.~.~ Having distributed parameters


Current as of: June, 1999
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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.~.~.~ Having distributed parameters {1}
282  DF  .~.~.~.~> Transmission line


DEFINITION

Classification: 455/281

Having distributed parameters:

(under subclass 280) Subject matter wherein the coupling means is a system whose constants, such as a resistance, inductance or capacitance, cannot be considered as concentrated at any one point in space.

SEE OR SEARCH CLASS

333, Wave Transmission Lines and Networks, appropriate subclasses.

361, Electricity: Electrical Systems and Devices,

297+, for printed circuits structure.