US PATENT SUBCLASS 370 / 227
.~.~.~ Using a spare channel


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



370 /   HD   MULTIPLEX COMMUNICATIONS

216  DF  FAULT RECOVERY {3}
225  DF  .~ Bypass an inoperative channel {2}
226  DF  .~.~ In a repeater system {1}
227.~.~.~ Using a spare channel


DEFINITION

Classification: 370/227

Using a spare channel:

(under subclass 226) Subject matter wherein the multiplex repeater system has a primary and a backup or protection line, and the backup line is activated to route information data when the primary channel is malfunctioning.