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1 . S p e c if ic a t io n
1-1. GSM General Specification
EG SM 9 0 0 D CS 1 8 0 0 PC S 1 9 0 0
Pha s e 2 Pha s e 1 Ph a s e 1
F r eq . B a n d [M Hz ] 8 8 0 ~9 1 5 1 7 1 0 ~1 7 8 5 1850~1910
Up l in k / Do w n li n k 9 2 5 ~9 6 0 1 8 0 5 ~1 8 8 0 1930~1960
A RF C N r a n g e 0 ~1 2 4 & 9 7 5 ~ 1 0 2 3 5 1 2 ~8 8 5 512~810
T x /R x s p ac in g 4 5 MH z 9 5 MH z 8 0 M Hz
Mo d . B i t r at e/ 2 7 0 .8 3 3 k b p s 2 7 0 .8 3 3 k b p s 2 7 0 .8 3 3 k b p s
Bi t Pe r i o d 3 .6 9 2 u s 3 .6 9 2 u s 3 .6 9 2 u s
Ti me Sl o t 5 7 6 .9 u s 5 7 6 .9 u s 5 7 6 .9 u s
P er io d / F r am e P er i o d 4 . 6 1 5 ms 4 . 6 1 5 ms 4 .6 1 5 m s
Mo d u l a ti o n 0 . 3 GMS K 0 . 3 GMS K 0 .3 GM SK
M S P o we r 3 3 d B m~5 d B m 3 0 d B m~0 d B m 3 0 d B m~ 0 d B m
Po w er C l as s 5 p cl ~ 1 9 p c l 0pcl ~ 15pcl 0pcl ~ 15pcl
Se n si t iv i t y - 1 0 2 d Bm - 1 0 0 d Bm -100dBm
TDM A M u x 8 8 8
C el l Ra d iu s 35Km 2Km 2 Km
O p er a ti n g
- 2 0