US PATENT SUBCLASS 370 / 247
.~.~ Having a dedicated test line or channel

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

241  DF  DIAGNOSTIC TESTING (OTHER THAN SYNCHRONIZATION) {6}
246  DF  .~ Of a repeater {1}
247.~.~ Having a dedicated test line or channel

DEFINITION

Classification: 370/247

Having a dedicated test line or channel:

(under subclass 246) Subject matter wherein a specified transmission link or channel is committed for the testing of a repeater system.

SEE OR SEARCH THIS CLASS, SUBCLASS:

251, for testing of a switching system with dedicated test line or channel.

438+, for channel assignment using a separate control line or bus for access control.

524, for communication via time channels using a dedicated signaling channel.