Statements (52)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
multiple access method
|
| gptkbp:compatibleWith |
gptkb:GSM_SIM_cards
|
| gptkbp:competitor |
gptkb:GSM
|
| gptkbp:deployment |
1995
|
| gptkbp:developedBy |
gptkb:Qualcomm
|
| gptkbp:feature |
allows multiple users to share same frequency band
assigns unique codes to each user |
| https://www.w3.org/2000/01/rdf-schema#label |
CDMA
|
| gptkbp:replacedBy |
LTE
|
| gptkbp:standardizedBy |
gptkb:3GPP2
|
| gptkbp:standsFor |
gptkb:Code_Division_Multiple_Access
|
| gptkbp:usedFor |
text messaging
voice communication mobile internet data communication |
| gptkbp:usedIn |
gptkb:CDMA2000
gptkb:IS-95 gptkb:India gptkb:South_Korea gptkb:United_States gptkb:Reliance_Communications gptkb:China_Unicom gptkb:Sprint gptkb:Verizon_Wireless gptkb:WCDMA mobile communication 3G networks |
| gptkbp:uses |
gptkb:RAKE_receiver
gptkb:Walsh_codes frequency hopping time division multiplexing access channel channelization codes control channel error correction coding forward link frequency reuse interleaving multipath propagation orthogonal codes paging channel pilot channel power control pseudo-random codes reverse link soft handoff spread spectrum technology synchronization channel traffic channel |
| gptkbp:bfsParent |
gptkb:IEEE_802.20
gptkb:US_Patent_2,297,478 |
| gptkbp:bfsLayer |
4
|