CDMA Chipsets

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CDMA Chipsets is a popular Chipsets used in 3G and 2G mobile phones manufactured by Qualcomm Inc.

v t e Spread spectrum in Digital Communications

Main articles	Spread spectrum · Code division multiple access (CDMA) History: Hedy Lamarr · Commercial use · More...

Spread spectrum Methods	Direct-sequence spread spectrum (DSSS) · Frequency-hopping spread spectrum (FHSS) · Chirp spread spectrum (CSS) · Time-hopping spread spectrum (THSS)

CDMA Schemes	W-CDMA · TD-CDMA · TD-SCDMA · DS-CDMA · FH-CDMA · MC-CDMA

Major implementations	Space Network (NASA) · GPS · Galileo · GLONASS · Bluetooth · Cordless phones: DECT Cellular: EV-DO Mobile · IS-95 (aka cdmaOne) · CDMA2000 (aka IS-2000) · Also: Qualcomm · Verizon

Major concepts	PN (pseudorandom noise) code · Chip · Near-far problem · Power spectral density (PSD) · Process gain · Rake receiver · Low probability of intercept

See also: Digital communication · Modulation · Statistical multiplexing · Waveform

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