S
Technical Site Documentation – myX-6/myV-65
29/09/2003 – SAV/GSM/254/V1 EN
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CHAPTER 2 - DESCRIPTION - OPERATION
2.1 REMINDERS ABOUT THE GENERAL CHARACTERISTICS OF GSM 900, DCS 1800
AND PCS (GSM 1900) NETWORKS
Table 1 below gives the characteristics of the radio interface for the GSM 900, DCS 1800 and PCS
1900 systems :
GSM 900
DCS 1800
PCS 1900
Frequency Band (MHz)
880 - 915
925 - 960
1710 - 1785
1805 - 1880
1850 - 1910
1930 - 1990
Number of time intervals per TDMA
frame
8
Width 2 x W simplex (MHz)
2 x 25
2 x 75
2 x 60
Duplex spacing (MHz)
45
95
80
Modulation speed (kbit/s)
271
Speech throughput (kbit/s)
13 (5,6)
Maximum data throughput (kbit/s)
12
Multiple access
Frequency and temporal multiplexing / frequency duplexing
Cell radius (km)
0,3 to 30
0,1 to 4
0,1 to 4
SAGEM terminal power (W)
2
1
1
Table 1 : Radio Interface
Table 2 shows powers as a function of the network:
GSM 900
DCS 1800
PCS 1900
Class
number
Maximum
nominal
power (W)
Allowable
interval (W)
Maximum
nominal
power (W)
Allowable
interval (W)
Maximum
nominal
power (W)
Allowable
interval (W)
1
-
-
1
[0,63 ; 1,6]
1
2
8
[5,0 ; 12,7]
0,25
[0,16 ; 0,4]
0,25
3
5
[3,2 ; 7,9]
4
[2,5 ; 6,3]
2
4
2
[1,3 ; 3,2]
5
0,8
[0,5 ; 1,3]
Table 2: Terminals power class
Ref. SCT U38 SSC DTS 0012 – Index A - May 12 , 2003
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