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User Manual
Airbridge cBTS3612 CDMA Base Station
BTRM
TX_RFm
TX_RFd
BIFM
BRCM
RX_RFm
RX_RFd
BTRM
TX_RFm
TX_RFd
BIFM
BRCM
RX_RFm
RX_RFd
BTRM
TX_RFm
TX_RFd
BIFM
BRCM
RX_RFm
RX_RFd
BTRM
TX_RFm
TX_RFd
BIFM
BRCM
RX_RFm
RX_RFd
Figure 5-27 Logic connection of two-sector RF modules for S(2/2/2/2/2/2) configuration
BHPA
PA_OUT
PA_IN
Sector0
BHPA
PA_IN
PA_OUT
BHPA
PA_IN
PA_OUT
Sector1
BHPA
PA_OUT
PA_IN
Sector0
antenna
DDU
Main_ ANT
TX1_IN
TX2_IN
Sector1
DDU
antenna
Main_ ANT
TX1_IN
TX2_IN
RLDU
A_Rm1
A_Rm2
A_Rm3/B_Rm1
A_Rm4/B_Rm2
A_Rd1
A_Rd2
A_Rd3/B_Rd1
A_Rd4/B_Rd2
Mode("1")
5-26
System Description
5 System Configuration
Div._ ANT
Main_RX_OUT
FWDCPL_OUT
REVCPL_OUT
Div._RX_OUT
Div._ ANT
Main_RX_OUT
FWDCPL_OUT
REVCPL_OUT
Div._RX_OUT
A_Main_RX_IN
A_FWDCPL_IN
A_REVCPL_IN
A_Div._RX_IN
B_Main_RX_IN
B_FWDCPL_IN
B_REVCPL_IN
B_Div._RX_IN
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