US PATENT SUBCLASS 341 / 158
.~.~ Analog input compared with static reference

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}
158.~.~ Analog input compared with static reference {6}
159  DF  .~.~.~> Parallel type {1}
161  DF  .~.~.~> Acting sequentially
162  DF  .~.~.~> Serial conversions with change in signal
163  DF  .~.~.~> Recirculating
164  DF  .~.~.~> Single comparator and counter
165  DF  .~.~.~> Single comparator and digital storage

DEFINITION

Classification: 341/158

Analog input compared with static reference:

(under subclass 155) Subject matter in which the analog input signal is compared with one or more nonvarying analog reference values.

SEE OR SEARCH CLASS

340, Communications: Electrical,

146.2, for digital comparitors in general.