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1 . S p e c if ic a t io n
1-1. GSM General Specification
EG S M 9 0 0 DC S1 8 00 P CS 19 00 W - CDM A
F r eq .
88 0 ~ 91 5 1 7 10 ~ 17 8 5 1 85 0 ~ 19 10 1 92 0 ~ 19 80
B an d[ M Hz ]
92 5 ~ 96 0 1 8 05 ~ 18 8 0 1 93 0 ~ 19 90 2 11 0 ~ 21 70
U pl in k / Do wn li nk
0~ 1 24 & UL : 96 12 ~ 9 88 8
A RFCN r a ng e 5 12 ~ 88 5 51 2 ~ 81 0
9 7 5~ 1 02 3 DL: 1 05 62 ~ 1 08 38
T x/ Rx s pa c i ng 4 5 M Hz 95 M Hz 8 0 M Hz 1 90 M Hz
Mo d . B i t r at e/ 27 0 .8 33 k b ps 2 7 0. 83 3 k bp s 27 0 .8 33 k b ps 3 .8 4 Mc p s
B it P er io d 3. 6 92 us 3 .6 92 u s 3. 6 92 us
Ti m e S l ot
57 6 .9 us 5 76 .9 u s 57 6 .9 us Fr am e le ng t h : 1 0m s
P e r io d /Fr am e
4 .6 1 5m s 4 . 61 5m s 4 .6 1 5m s Sl o t l e ng th : 0. 66 7 m s
P er io d
QPSK
M o du la t io n 0 . 3G MS K 0. 3G M SK 0 . 3G MS K
HQ P S K
MS P o wer 3 3d B m ~ 5d B m 30 d Bm ~ 0 d Bm 3 0d B m ~ 0d B m 2 4d B m ~ - 5 0d Bm
4 1 1 3
P owe r C la s s
(max +33dBm) (max +30dBm) (max +30dBm) (max +24dBm)
S e ns i ti v i ty - 1 02 d Bm - 1 0 0d B m - 1 00 d Bm - 1 06 . 7d B m
TDM A M ux 8 8 8
Ce ll Ra di u s 35 Km 2Km 2 Km 2 Km
1- 1
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Specification
1-2. GSM TX power class
TX Power TX Power TX Power
GSM900 DCS1800 PCS1900
control level control level control level
5 33