TEKNIK ÖZELLIKLER
Genel Teknik Veriler
System UMTS band 1/8(For W995), UMTS band 1/2/5(For W995a)
Quad-band EDGE 850/900/1800/1900
Speech coding HR, FR, EFR, AMR, supported where available, for high speech
quality.
GSM SIMI UMTS USIMİSIM GSM SIM - 3GPP TS 51.011; UMTS USIM - 3GPP TS 31.102; UMTS
card ISIM - 3GPP TS 31.103.
Small plug-in card, 1.8 V and 3 V.
Memory Up to 118 MB intornal (depending on software configurationifile
content) plus extra slot for supported momory cards.
Data transfer speods Up to 7.2 Mbps (downlink, HSDPA, cat 8)
Up to 2.0 Mbps (uplink, HSUPA, cat 5)
Performans ve teknik karakteristikler
Özellik GSM 850 GSM 900
Frequency range (MHz) TX:824-849 TX:880-915
RX:869-894 RX:925-960
Channel spacing 5 MHz with 200 kHz channel 5 MHz with 200 kHz
rasters channel rasters
Numbor of channels 102 152
Modulation QPSK (WCDMA R99) QPSK (WCDMA R99)
QPSK/16 QAM (HSDPA) QPSK/16 QAM (HSDPA)
TTI 10 ms (WCDMA R99) 10 ms (WCDMA R99)
2 ms (HSDPA) 2 ms (HSDPA)
TX phaso accuracy Error Vector Magnitudo: Error Vector Magnitude:
17.5% 17.5%
Duplex spacing 45 MHz 45 MHz
Frequency stability Frequency stability +/-0.1 Frequoncy stability +/-0.1
ppm ppm
Voltage operation (nominal) 3.6 V 3.6 V
Transmitter RF power output 24 dBm Class 3 (0.25 W 24 dBm Class 3 (0.25 W
peak) peak)
Transmitter Output impedance 50 ohm 50 ohm