Table of Contents
Advertisement
User Manual
Airbridge cBTS3612 CDMA Base Station
BTRM
TX_RFm
BIFM
BRCM
TX_RFd
RX_RFm
RX_RFd
BTRM
TX_RFm
BIFM
BRCM
TX_RFd
RX_RFm
RX_RFd
BTRM
TX_RFm
BIFM
BRCM
TX_RFd
RX_RFm
RX_RFd
Figure 5-12 Logic connection of one-sector RF modules for S(3/3/3) configuration
5.2.2 Typical Configuration of cBTS3612 for 800MHz Band
The duplex supported currently in this band is CDU.
I. O(2) Configuration
The configuration of cBTS3612 for O(2) includes:
1 BCIM, 1 BRDM, 1 -2 BCKMs, and BCPM can be configured according to
l
actual requirement.
2 power supply modules.
l
2 unipolarized omni antennas.
l
The configuration of the RF modules is shown in Figure 5-13.
l
Logic connection of RF modules is shown in Figure 5-14.
l
BHPA
PA_OUT
PA_IN
BHPA
PA_OUT
PA_IN
BHPA
PA_OUT
PA_IN
5-14
System Description
5 System Configuration
Main_ ANT
Div._ ANT
Main_RX_OUT
FWDCPL_OUT
TX
REVCPL_OUT
Div._RX_OUT
DFU
ANT
Main_RX_OUT
TX1_IN
FWDCPL_OUT
REVCPL_OUT
TX2_IN
CDU
RLDU
A_Rm1
A_Main_RX_IN
A_Rm2
A_FWDCPL_IN
A_REVCPL_IN
A_Rm3/B_Rm1
A_Div._RX_IN
A_Rm4/B_Rm2
A_Rd1
B_Main_RX_IN
B_FWDCPL_IN
A_Rd2
B_REVCPL_IN
A_Rd3/B_Rd1
B_Div._RX_IN
A_Rd4/B_Rd2
Mode("0")
Advertisement
Table of Contents
