Code division multiple access

GPTKB entity

Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:multiple_access_method
gptkbp:abbreviation gptkb:CDMA
gptkbp:advantage resistant to interference
high capacity
soft handoff capability
gptkbp:contrastsWith gptkb:frequency_division_multiple_access
time division multiple access
gptkbp:developedBy gptkb:Qualcomm
gptkbp:feature allows multiple users to share same frequency band
assigns unique codes to each user
enables frequency reuse
enables simultaneous communication
reduces cross-talk
supports voice and data transmission
uses pseudo-random codes
uses spread-spectrum technology
gptkbp:relatedTo gptkb:orthogonal_codes
spread spectrum
direct-sequence spread spectrum
gptkbp:standardizedBy gptkb:CDMA2000
gptkb:IS-95
gptkb:cdmaOne
gptkbp:usedIn gptkb:Globalstar
gptkb:IS-2000
cellular networks
satellite communications
3G mobile telecommunications
IS-856 (1xEV-DO)
Iridium satellite system
UMTS (as W-CDMA)
gptkbp:bfsParent gptkb:Global_Navigation_Satellite_Systems
gptkbp:bfsLayer 8
https://www.w3.org/2000/01/rdf-schema#label Code division multiple access