GSM 900 ¨t²ÎÀW±a»P¸üªiÀW°t¸m

880

915

890

P. GSM

Uplink 25MHz

E. GSM

fu1=890.2

925

960

935

P. GSM

Downlink 25MHz

E. GSM

fd1=935.2

One ARFCN

fu

fu+45MHz

890

915

895

909.8

25

99

101

124

100

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ARFCN

fu = 890 + (ARFCN „e 0.2) MHz

124 carrier with 200 kHz spacing

(P. GSM)

174 carrier with 200 kHz spacing

(E. GSM)

fu = 890 + (ChNo „e 0.2) MHz

( 124„d ChNo „d0)

fu = 890 + (ChNo-1024) „e 0.2 MHz

( 1023„d ChNo „d975)

fd = fu +45 MHz

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