GSM BTS312 Hardware Structure docx


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&
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'()


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*+++#!

"#!

"+#!
&$

,+


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
&-


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!!
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"
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#$#
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%&'&
&.


MS: Mobile Station
BTS: Base Transceiver Station
OMC: Operation and Maintenance Center
HLR: Home Location Register
EIR: Equipment Identity Register
MSC: Mobile Switching Center
VLR: Visitor Location Register SMC: Short Message Center
VM: Voice Mailbox
BSC: Base Station Controller
AUC: Authentication Center

PSTN
ISDN
PSPDN
Um Interface
BTS
BTS
BTS
BTS
OMC
HLR/AUC/EIR
BSC
MSC/VLR
SMC/VM

A Interface
MAP
TUP,ISUP
MS
MS
MS
&

//

(##&

)&%#*
+),

!&&
-#
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#.(*!

/
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//

01."2*0&30
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0$(%* 、 $(%*&$(%*
4
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0$3&*.0*
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&#&3'#
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'3(3*'3&%3
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&1
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!
DATA_BUS/CONTROL_BUS/TIMING_BUS
External
control
External
alarm
E1
TMU
Opt. fiber
xDSL
TEU
PMU
FH_BUS
CDU
PSU
TRX
TRX
TRX
Signal Processing Unit
Common Unit
CDU

CDU
antenna
antenna
antenna
Antenna Feeder Unit
TES
&2

(#
345(634
,75
&"45&"4
"4586
"4
&!45&!4
3453(4
9!59:&
!4
9459:4
FAN BOX
SWITCH BOX
FAN BOX
AIR BOX
AIR BOX
P
S
U
P
S
U

P
S
U
P
S
U
P
S
U
P
S
U
P
M
U
T
M
U
T
E
S
T
E
U
T
M
U
T
E
U

T
R
X
T
R
X
T
R
X
T
R
X
C
D
U
C
D
U
T
R
X
T
R
X
T
R
X
T
R
X

C
D
U
C
D
U
T
R
X
T
R
X
T
R
X
T
R
X
C
D
U
C
D
U
TDU
&%



!!


"

#$#

%&'&
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
"
"
!&4
&%

"4

'

&9%+

&:;:(<


&"=+>""?@6
<

&A#!<

&
&%$


!+"4
BSC
External synchronous clock
MMI (man-
machine
Interface)
Environment
monitors
BIU
OMU
MCK
Standby MCK
Extended BIU
DBUS
CBUS
TDU
TBUS
Standby
TMU
EAC
&%-

?"4
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