US PATENT SUBCLASS 714 / 821
.~.~.~ Transmission facility

Current as of: June, 1999
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714 /   HD   ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY

799  DF  ERROR/FAULT DETECTION TECHNIQUE {6}
819  DF  .~ Comparison of data {3}
820  DF  .~.~ Plural parallel devices of channels {1}
821.~.~.~ Transmission facility

DEFINITION

Classification: 714/821

Transmission facility:

(under subclass 820) Subject matter which detects an error or fault in a device including a channel of a transmission medium with a device for supplying a digital signal thereto.