code-division multiple access


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code-division multiple access

[′kōd də¦vizh·ən ′məl·tə·pəl ′ak‚ses]
(communications)
The transmission of messages from a large number of transmitters over a single channel by assigning each transmitter a pseudorandom noise code (typically more than 2000 symbols long for each bit of information) so that the codes are mathematically independent of each other. Abbreviated CDMA.
References in periodicals archive ?
Examples compare Gaussian, soft-limiting, and hard-limiting code performance under a chip-synchronous assumption, and combine optical time-division multiple access with synchronous optical code-division multiple access in the same synchronous network.
However, Nokia Siemens will acquire manufacturing operations for all the major wireless systems, including GSM (Global System for Mobile Communications), CDMA (Code-Division Multiple Access), WCDMA (Wideband Code-Division Multiple Access), WiMax and LTE (Long-Term Evolution).
Prucnal (electrical engineering, Princeton University) offers a comprehensive treatment of optical code-division multiple access (OCDMA) technology and systems.
The first Palm OS-powered smartphone, the QUALCOMM pdQ, debuted in 1999 and combined a Code-Division Multiple Access digital phone with a Palm organizer.
CDMA (code-division multiple access) is a digital "spread-spectrum" wireless technology and Nokia (and analysts alike) view India as one of the fastest growing cellular markets in the world.
Sanyo will export 200,000 code-division multiple access (CDMA) format phones to Shinsegi Telecomm Inc.
The Qualcomm MEMS (Microelectromechanical systems) Technologies group will now report to Steve Mollenkopf, who is president of the company's core CDMA (Code-Division Multiple Access) Technologies group.