US PATENT SUBCLASS 714 / FOR 121
.~.~ Loop-back (371/20.5)

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

Internet Version by PATENTEC © 1999      Terms of Use


714 /   HD   ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY

FOR 117  DF  TRANSMISSION FACILITY TESTING (371/20.1) {4}
FOR 120  DF  .~ Test pattern with comparison (371/20.4) {1}
FOR 121.~.~ Loop-back (371/20.5)

DEFINITION

Classification: 714/FOR.121

Loop-back:

Foreign art collections including subject matter in which the transmission facility is configured so that the receiver shunts the test pattern back to transmitter for comparison at the transmitter.