RadioFrame Networks Inc DH2 사용자 설명서
RadioFrame System
System Description
RFN_3.1 Beta
13
Figure 5
NCU functional diagram.
2.1.2.2
Airlink Chassis Unit (ACU)
The Airlink Chassis Unit provides the baseband airlink processing for up to 8
RadioFrame Units, providing a coverage area up to 250,000 square feet. The
ACU is the interface between the RFUs and the Network Chassis Unit, and
provides power, signals, and timing to the RFUs.
RadioFrame Units, providing a coverage area up to 250,000 square feet. The
ACU is the interface between the RFUs and the Network Chassis Unit, and
provides power, signals, and timing to the RFUs.
Figure 6
ACU functional diagram.
AC-DC
Power
Power
DLC
or
ALC
or
ALC
DLC
or
ALC
or
ALC
DLC
or
ALC
or
ALC
Control &
Encoded Voice
Data
Encoded Voice
Data
CPU
RLIC
APC (1)
. . .
APC (8)
(Non-fully
configured)
(Non-fully
configured)
DLC
or
ALC
or
ALC
Host I/F,
Encoded
Voice
Encoded
Voice
Sys Config,
RF Control
Encoded
Voice
RF Control
Encoded
Voice
IS 41
Messaging
. . .
GU
PCM
DLC
Control &
Config
Control &
Config
External
Modem
Modem
NPC
DSP Plug-In
DSP Plug-In
DSP Plug-In
DSP Plug-In
DSP Plug-In
DSP Plug-In
AC-DC
Power
Power
4 “other”
LAN
Connections
LAN
Connections
AC-DC
Power
Power
WLAN data, IQ
Samples, Clock,
Control, & Power
Samples, Clock,
Control, & Power
CPU
RIC
RFU (1)
. . .
RFN
LAN/WAN/
NCU
LAN/WAN/
NCU
RFU (8)
WLAN Data,
Encoded Voice,
Layer 3
Messaging
Host I/F,
IQ,
Encoded
Voice
IQ,
Encoded
Voice
IQ, WLAN
Data, Sys
Config, RF
Control
Data, Sys
Config, RF
Control
APC
DSP Plug-In
DSP Plug-In
AC-DC
Power
Power