US PATENT SUBCLASS 327 / 255
.~.~.~ 90 degrees between input and output

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

100  DF  SIGNAL CONVERTING, SHAPING, OR GENERATING {29}
231  DF  .~ Phase shift by less than period of input {7}
254  DF  .~.~ Quadrature related (i.e., 90 degrees) {1}
255.~.~.~ 90 degrees between input and output

DEFINITION

Classification: 327/255

90 degrees between input and output:

(under subclass 254) Subject matter wherein the phase relationship between an output signal and an input signal is separated by a quarter of a cycle or 90 electrical degrees.

SEE OR SEARCH THIS CLASS, SUBCLASS:

238, for quadrature related variable or adjustable phase shift control.

SEE OR SEARCH CLASS

324, Electricity: Measuring and Testing,

76.78, for quadrature sensing, per se.