US PATENT SUBCLASS 327 / 99
.~ Having selection between plural continuous waveforms


Current as of: June, 1999
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327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

1  DF  SPECIFIC SIGNAL DISCRIMINATING (E.G., COMPARING, SELECTING, ETC.) WITHOUT SUBSEQUENT CONTROL {11}
99.~ Having selection between plural continuous waveforms


DEFINITION

Classification: 327/99

Having selection between plural continuous waveforms:

(under subclass 1) Systems wherein the output signal is one of a plurality of simultaneously applied input signal waveforms selected in accordance with a predetermined characteristic, the nonselected waveforms being attenuated or otherwise suppressed in such a manner that only the desired signal waveform appears at the output.

SEE OR SEARCH THIS CLASS, SUBCLASS:

98, for systems which select a signal component from a composite wave.

407+, for distribution systems wherein plural channels are input and the output consists of a signal from a selected channel.

SEE OR SEARCH CLASS

324, Electricity: Measuring and Testing,

76.12+, for analysis systems of a complex wave.

331, Oscillators, 76, for systems comprising an oscillator combined with a harmonic selection network and subclass 77 for oscillators with a wave selecting output filter.

333, Wave Transmission Lines and Networks,

167+, for wave filters comprised of passive elements.

340, Communications: Electrical,

825.71+, for remote control or selective signaling systems which are frequency responsive.

348, Television,

525+, for separating the synchronizing components from a composite signal wave.