Code Division Multiple Access

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Code Division Multiple Access

(communications)
(CDMA) (Or "spread spectrum") A form of multiplexing where the transmitter encodes the signal using a pseudorandom sequence which the receiver also knows and can use to decode the received signal. Each different random sequence corresponds to a different communication channel.

Motorola uses CDMA for digital cellular phones. Qualcomm pioneered the introduction of CDMA into wireless telephone services.
References in periodicals archive ?
Among his many notable accomplishments at Verizon Communications, Lynch was instrumental in driving the adoption of CDMA IS-95A and CDMA2000 1xEV-DO technology, which earned Verizon distinction as the first U.
The company has enjoyed a successful history of delivering innovative wireless products that operate on CDMA networks including the AirCard 510, the world's first CDMA IS-95A Type II PC Card; the SB555 embedded module, integrated into the new Audiovox Thera - one of the first wireless enabled Pocket PC devices to operate on CDMA2000 1X networks; the AirCard 555, the first dual band CDMA2000 1X PC card in North America now available through Bell Mobility, TELUS Mobility, and Verizon Wireless; and most recently the PCS Connection Card (AirCard 550) now operating on the Sprint Nationwide PCS Network.
Since the AirCard 555 is backward compatible, Diebold employees can also utilize the legacy CDMA IS-95A network to ensure maximum coverage capability.
such as XML, HTTP, VoIP, and CDMA IS-95A, IS-95B and IS-95C specific
The company has enjoyed a successful history of delivering innovative wireless products that operate on CDMA networks including the AirCard(R) 510, the world's first CDMA IS-95A Type II PC Card; the SB555 embedded module, integrated into the new Audiovox Thera - one of the first wireless enabled Pocket PC devices to operate on CDMA2000 1X networks; the AirCard 555, the first dual band CDMA2000 1X PC card in North America now available through Bell Mobility, TELUS Mobility, and Verizon Wireless; and most recently the PCS Connection Card (AirCard 550) now operating on the Sprint Nationwide PCS Network.
For competitive reasons, Leap looked at the possibility of launching unlimited services using GSM and found it would take as much as five times the spectrum as compared to CDMA IS-95A systems.
Further, the SB1000 is dual-band (800MHz/1900MHz) capable, providing seamless wireless coverage over existing CDMA IS-95A cellular and PCS networks in North America.