1 . S P E C I F I C A T I O N; Gsm General Specification - Samsung SGH-X640 Service Manual

1 . S p e c i f i c a t i o n

1. GSM General Specification

F r eq . B a n d [M Hz ]
Up l in k / Do w n li n k
A RF C N r a n g e
T x /R x s p ac in g
Mo d . B i t r at e/
Bi t Pe r i o d
Ti me Sl o t
P er io d / F r am e P er i o d
Mo d u l a ti o n
M S P o we r
Po w er C l as s
Se n si t iv i t y
TDM A M u x
C el l Ra d iu s
GS M9 0 0 E GS M 9 0 0
Ph a se 1
8 9 0 ~9 1 5
9 3 5 ~9 6 0
1 ~1 2 4
4 5 MHz
2 7 0 . 8 3 3 k b p s 2 7 0 .8 3 3 k b p s
3 . 6 9 2 u s
5 7 6 . 9 u s
4 .6 1 5 m s
0 .3 G MS K
3 3 d Bm ~1 3 d B m 3 3 d Bm ~5 d B m
5 p cl ~ 1 5 p c l 5pcl ~ 19pcl
- 1 0 2 d B m
8
3 5 Km
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DC S 1 8 0 0
Ph a se 2 P h as e 1
8 8 0 ~9 1 5 1 7 1 0 ~1 7 8 5
9 2 5 ~9 6 0 1 8 0 5 ~1 8 8 0
0 ~ 1 2 4 &
5 1 2 ~8 8 5
9 7 5 ~1 0 2 3
4 5 MHz 9 5 M Hz
2 7 0 . 8 3 3 k b p s
3 .6 9 2 u s 3 . 6 9 2 u s
5 7 6 .9 u s 5 7 6 . 9 u s
4 .6 1 5 m s 4 .6 1 5 m s
0 .3 G MS K 0 .3 GM SK
3 0 d B m ~0 d B m
0pcl ~ 15pcl
- 1 0 2 d Bm - 1 0 0 d B m
8
3 5 Km 2 Km
1- 1
P C1 9 0 0
P h as e 1
1 8 5 0 ~1 9 1 0
1 9 3 0 ~1 9 9 0
5 1 2 ~8 1 0
8 0 MH z
2 7 0 .8 3 3 k b p s
3 .6 9 2 u s
5 7 6 .9 u s
4 .6 1 5 m s
0 .3 GM SK
3 0 d B m ~0 d B m
0pcl ~ 15pcl
- 1 0 0 d B m
8 8
2 Km