
5-129
RF2705
Rev A4 041026
LO Frequency Planning Options for European 3GPP W-CDMA/EDGE
Recommended Frequency Plan: Frequency Doubler/Divide by 2/GMSK Modulator Bypass Modes
Modulation
Format
Band
Lower Limit Upper Limit
GSM850
824MHz
849MHz
EDGE 8PSK
On Frequency LO with GMSK Modulator Bypass Modes
Output Frequency Band
LO Port
LO Frequency Range
Comments
Lower Limit Upper Limit
1648MHz
LOHB
1698MHz
F
LO
/2
Divide by 2
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
/2
Divide by 2
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x2
Frequency Doubler
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x2
Frequency Doubler
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x2
Frequency Doubler
GSM850
824MHz
849MHz
GSM GMSK
LOLB
824MHz
849MHz
GSM900
880MHz
915MHz
EDGE 8PSK
LOHB
1760MHz
1830MHz
GSM900
880MHz
915MHz
GSM GMSK
LOLB
880MHz
915MHz
DCS1800
1710MHz
1785MHz
EDGE 8PSK
LOLB
855MHz
892.5MHz
DCS1800
1710MHz
1785MHz
GSM GMSK
LOHB
1710MHz
1785MHz
PCS1900
1850MHz
1910MHz
EDGE 8PSK
LOLB
925MHz
955MHz
PCS1900
1850MHz
1910MHz
GSM GMSK
LOHB
1850MHz
1910MHz
W-CDMA1950
1920MHz
1980MHz
3GPP W-CDMA
LOLB
960MHz
990MHz
Output Frequency Band
Modulation
Format
LO Port
LO Frequency Range
Comments
Band
GSM850
Lower Limit Upper Limit
824MHz
Lower Limit Upper Limit
824MHz
849MHz
EDGE 8PSK
LOLB
849MHz
F
LO
x1
On Frequency
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x1
On Frequency
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x1
On Frequency
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x1
On Frequency
F
LO
_bypass Bypass,
GMSK-modulated LO
F
LO
x1
On Frequency
GSM850
824MHz
849MHz
GSM GMSK
LOLB
824MHz
849MHz
GSM900
880MHz
915MHz
EDGE 8PSK
LOLB
880MHz
915MHz
GSM900
880MHz
915MHz
GSM GMSK
LOLB
880MHz
915MHz
DCS1800
1710MHz
1785MHz
EDGE 8PSK
LOHB
1710MHz
1785MHz
DCS1800
1710MHz
1785MHz
GSM GMSK
LOHB
1710MHz
1785MHz
PCS1900
1850MHz
1910MHz
EDGE 8PSK
LOHB
1850MHz
1910MHz
PCS1900
1850MHz
1910MHz
GSM GMSK
LOHB
1850MHz
1910MHz
W-CDMA1950
1920MHz
1980MHz
3GPP W-CDMA
LOHB
1920MHz
1980MHz