Ussd Technical Data - Sony Ericsson V640i White Paper

Dimension
Receiver RF sensitivity
Receiver RX Bit error rate
Dimension
Frequency range (MHz)
Channel spacing
Number of channels
Modulation
TX Phase Accuracy
Duplex spacing
Frequency stability
Voltage operation (nominal) 3.6 V
Transmitter RF power
output
Transmitter Output
impedance
Transmitter Spurious
emission (according to
specification)
Receiver RF sensitivity
Receiver RX Bit error rate

USSD technical data

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USSD support
Mode support -mode
UI-mode details
WCDMA 2100
Better than –106.7 dBm @ 12.2 Kbps CS voice
< 0.1%
GSM 900/
E-GSM 900
TX: 880 – 915
RX: 925 – 960
200 KHz
174 Carriers *8
(TDMA)
GMSK, 8PSK
< 5º RMS Phase error
(burst)
45 MHz
+/– 0.1 ppm
33 dBm Class 4
(2 W peak)
50 ohm
< –36 dBm up to 1
GHz
< –30 dBm over 1 GHz
Better than Ó102 dBm Ó102 dBm
< 2.4%
pìééçêí
GSM Phase 1/2 (Cross-phase compatibility)
UI-mode supported
SAT initiated USSD supported
• It is possible to scroll the text up and down in USSD messages.
• It is possible to highlight embedded numbers and take actions
accordingly.
26
GSM 1800
TX: 1710 – 1785
RX: 1805 – 1880
200 KHz
374 Carriers *8 (TDMA)
GMSK, Umph
< 5º RMS Phase error
(burst)
95 MHz
+/– 0.1 ppm
3.6 V
30 dBm Class 1
(1 W peak)
50 ohm
< Ó30 dBm
< 2.4%
White paper V640i
GSM 1900
TX:1850 –1910
RX:1930 – 1990
200 KHz
299 Carriers *8 (TDMA)
GMSK, Umph
< 5º RMS Phase error
(burst)
80 MHz
+/– 0.1 ppm
3.6 V
30 dBm Class 1
(1 W peak)
50 ohm
< Ó30 dBm
Ó102 dBm
< 2.4%
October 2007