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Related to duplexing: multiplexing


(computer science)
The provision of redundant hardware or excess capacity which can pick up the work load in the event of failure of one part of a computer system.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

duplex printing

The capability of printing on both sides of the paper. See duplex printer.

duplexed system

Two systems that are functionally identical. They both may perform the same functions, or one may be standby, ready to take over if the other fails.


Transmitting and receiving simultaneously. In pure digital networks such as Ethernet, full-duplex is achieved with two pairs of wires. In cellular networks, full-duplex is achieved by using two different channel frequencies, one for sending, the other for receiving. Contrast with half-duplex.

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