Specifications

iDEN® System
August 08, 2000 68P81095E55-E 2-1
Chapter 2
iDEN
®
System
This section describes the iDEN
®
system Network Elements (Figure 2-1). Network
elements are hardware and software that form operational components of the system.
Each of the depicted components is described individually.
Figure 2-1 Generalized iDEN System Architecture
RF
Enhanced Base Transceiver Station
( ETBS )
iSC
ACG
iMU
GPS
circuit
breakers
connectors
RFDS
BR
BR
BR
BR
BR
Rx/Tx
interface
circuit
breakers
BR
BR
BR
BR
BR
Rx/Tx
interface
T1/E1
Mobile
Switching
Center
( MSC )
Digital Access
Cross-connect
Switch
( DACS )
Interconnect
&
Circuit Switched
Dispatch Calls & Packet Data
Dispatch
Application
Processor
( DAP )
Packet Data
Packet Data
(Internet
VPN
Intranet)
Mobile Data
Gateway
( MDG )
Interconnect
&
Circuit Switched
HLR
VLR
Operations
and
Maintenance
Console
( OMC )
D-HLR,
i-HLR
VLR
Base Site
Controller
( BSC )
Metro
Packet
Switch
( MPS )
Operations
and
Maintenace
Interconnect Call
Processing
Dispatch Call
Processing
Short Message
System (SMS)
Inter-Working
Function (IWF)
Billing and
Administration
(not provided)
Voice Mail
(VMS)
Mobile Station
( MS )
Packet
Duplicator
( PD )
by
FCS
T. N . French
circuit
breakers
XCDR
circuit
breakers
Digital Access
Cross-connect
Switch
( DACS )
T. N. French
T. N. French
T. N. French
T. N. French
T. N. French