US PATENT SUBCLASS 455 / 112
.~.~ With frequency multiplication or division

Current as of: June, 1999
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91  DF  TRANSMITTER {22}
110  DF  .~ Angle modulation {3}
112.~.~ With frequency multiplication or division

DEFINITION

Classification: 455/112

With frequency multiplication or division:

(under subclass 110) Subject matter where a signal at one frequency is converted to a second frequency which is a multiple or sub-multiple of the first frequency.

SEE OR SEARCH CLASS

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,

113+, for miscellaneous frequency conversion or control.

363, Electric Power Conversion Systems,

157+, for power frequency conversion.