US PATENT SUBCLASS 341 / 128
.~.~ Dual slope analog to digital converter

Current as of: June, 1999
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341 /   HD   CODED DATA GENERATION OR CONVERSION

126  DF  ANALOG TO OR FROM DIGITAL CONVERSION {12}
127  DF  .~ Bipolar {2}
128.~.~ Dual slope analog to digital converter

DEFINITION

Classification: 341/128

Dual slope analog to digital converter:

(under subclass 127) Subject matter where the input analog signal is integrated for a fixed time interval following which there is a linear return of the integrated signal to a reference level by means of an applied signal; the order of application of the two signals may be reversed.

SEE OR SEARCH THIS CLASS, SUBCLASS:

167, for a nonbipolar dual slope analog to digital converter.