US PATENT SUBCLASS 324 / 624
.~.~.~ Intermodulation

Current as of: June, 1999
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324 /   HD   ELECTRICITY: MEASURING AND TESTING

600  DF  IMPEDANCE, ADMITTANCE OR OTHER QUANTITIES REPRESENTATIVE OF ELECTRICAL STIMULUS/RESPONSE RELATIONSHIPS {8}
612  DF  .~ Parameter related to the reproduction or fidelity of a signal affected by a circuit under test {4}
620  DF  .~.~ Distortion {6}
624.~.~.~ Intermodulation

DEFINITION

Classification: 324/624

Intermodulation:

(under subclass 620) Subject matter including measuring or testing nonlinearity, characterized by the appearance of frequencies in the output equal to the sum and differences of integral multiples of the component frequencies present in the input signal.