US PATENT SUBCLASS 370 / 459
.~.~ Having indication of idle or busy state of time slot

Current as of: June, 1999
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370 /   HD   MULTIPLEX COMMUNICATIONS

431  DF  CHANNEL ASSIGNMENT TECHNIQUES {12}
458  DF  .~ Using time slots {2}
459.~.~ Having indication of idle or busy state of time slot {1}
460  DF  .~.~.~> On ring or loop network

DEFINITION

Classification: 370/459

Having indication of idle or busy state of time slot:

(under subclass 458) Subject matter wherein a time slot is assigned based on a test indicating an occupancy or nonoccupancy state of the network.