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CDMA
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Spread spectrum
in digital communications
Main articles
Spread spectrum
Code-division multiple access (CDMA)
History
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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Mobile telecommunications standards
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Comparison of mobile Internet standards
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Category:Code division multiple access
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