US PATENT SUBCLASS 341 / 166
.~.~ Intermediate conversion to time interval

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}
155  DF  .~ Analog to digital conversion {6}
166.~.~ Intermediate conversion to time interval {4}
167  DF  .~.~.~> Dual slope
168  DF  .~.~.~> Plural slope
169  DF  .~.~.~> Input signal compared with linear ramp
170  DF  .~.~.~> Input signal compared with nonlinear ramp

DEFINITION

Classification: 341/166

Intermediate conversion to time interval:

(under subclass 155) Subject matter where the analog input signal is converted to a signal where the analog value is represented by some time interval and the latter signal is digitized or coded by counting during said interval.

SEE OR SEARCH THIS CLASS, SUBCLASS:

152, for a digital to analog converter with an intermediate conversion of the digital signal to a time interval.