US PATENT SUBCLASS 370 / 224
.~.~.~.~ Loopback of signals on the secondary ring or loop

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

216  DF  FAULT RECOVERY {3}
221  DF  .~ Bypass an inoperative station {1}
222  DF  .~.~ In a ring or loop network {1}
223  DF  .~.~.~ Using a secondary ring or loop {1}
224.~.~.~.~ Loopback of signals on the secondary ring or loop

DEFINITION

Classification: 370/224

Loopback of signals on the secondary ring or loop:

(under subclass 223) Subject matter wherein information on the secondary loop is transmitted in reverse direction with the normal transmission loop.