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  WCDMA (UMTS)   TDCDMA   CDMA2000   WCDMA (DoCoMo)   TD-SCDMA
  Mobiles   Bluetooth   HomeRF/SWAP   WAP   GPRS, HSCSD   EDGE   CAMEL, IN


WCDMA (DoCoMo)

The International Telecommunication Union (ITU) officially selected Wideband Code Division Multiple Access (WCDMA) as one of the global telecom systems for the new IMT-2000 3G mobile communications standard. NTT DoCoMo is using an ARIB standardised WCDMA solution. NEC, Ericsson and Lucent were chosen as suppliers to the 3G network named FOMA.

More: Arib IMT-2000 page and 3G frequency plan page


FOMA WCDMA Technical summary

Frequency band:1920-1980 and 2110-2170 MHz (Frequency Division Duplex) UL and DL
Minimum frequency band required: 2x5MHz
Chip rate: 4.096 Mcps
Number of slots / frame: 16



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