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Operatori de telefonie mobila: Banda de frecventa, viteza de transfer |
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Banda de Frecvență / Standard
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Clasa
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Protocolul
Viteza Downlink / Uplink
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Operator
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Observatii
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450 MHz / CDMA
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2G/3G
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CDMA2000 1xRTT/1xEVDO Rev A
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Cosmote, Zapp
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420 MHz / CDMA
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2G
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CDMA2000 1xRTT/1xEVDO Rev A
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Romtelecom
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900 MHz / GSM
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2G
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GSM / GPRS / EDGE
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Vodafone, Orange, Cosmote
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900 MHz / GSM
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3G
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UMTS/HSPA (14.4 Mbps/5.76 Mbps)
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Vodafone, Orange
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In curs de dezvoltare
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1800 MHz / GSM1800-DCS
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2G
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GSM / GPRS / EDGE
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Cosmote, Vodafone, Orange
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2100 MHz / UMTS
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3G
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UMTS / HSPA / HSPA + / DC-HSDPA (43.2 Mbps Mbps/5.76)
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RDS-RCS, Vodafone, Orange, Cosmote, Zapp
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1800 MHz / LTE
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4G
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LTE (2x2 MIMO 75 Mbps/37.5 Mbps)
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Vodafone, Orange
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Latime canal:
- GSM 450 (CDMA) = 1,25 Mhz
- GSM 900, E-GSM-900, DCS 1800 =0,2 Mhz
- UMTS(3G) =5 Mhz
Frecventele utilizate in lume pentru transmisiile in telefonia mobila
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Banda
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Uplink
(transmisie)
Mhz
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Downlink
(receptie)
Mhz
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Canale
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GSM 420
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410-415
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420-425
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GSM 450
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450.4 -457.6
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460.4 -467.6
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259 -293
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GSM 480
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478.8 -486
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488.8 -496
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306 -340
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GSM 850
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824 -849
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869 -894
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128 -251
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GSM 900
(P-GSM 900)
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890 -915
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935 -960
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1 - 124
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E-GSM 900
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880 - 890
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925 - 935
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975 -1023
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| R-GSM 900 |
876 - 880 |
921 - 925 |
955 - 973 |
| DCS 1800 |
1710 - 1785 |
1805 - 1880 |
512 - 885 |
| PCS 1900 |
1850 - 1910 |
1930 - 1999 |
512 - 810 |
| 3G |
1920 - 1980 |
2120 - 2180 |
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