US PATENT SUBCLASS 348 / 138
.~.~ Pulse or clock counting

Current as of: June, 1999
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61  DF  SPECIAL APPLICATIONS {15}
135  DF  .~ Object or scene measurement {7}
138.~.~ Pulse or clock counting

DEFINITION

Classification: 348/138

Pulse or clock counting:

(under subclass 135) Subject matter wherein a counting of digital signals is performed for measuring purposes.