4-38
Figure 4-1 is a block diagram of the WT.
Interface part
Trans
Serge protection
PHY
RJ45
RS-232
DRV/REC
4P̲MJ
LED DRV
MJ
MJ
MOD̲I/Q(BAL)
DEM̲I/Q(UNB)
Power supply part
(digital)
DC/DC
CONV
+ 3. 3 V̲ D ( DI G IT A L )
+ 3. 3 V̲ A ( AN A LO G )
+ 1. 5 V( f o r A SI C )
AGC(Analog)
TRSEL(RF)
X 'T A L
MAC
TDD
MOD
DEM
CPU
ASIC
ATPC(Analog)
DC+24V
AGC(Digital)
ATPC(Digital)
TRSEL(IF)
t
o
I
F
p
a
r
t
D/A
Conv
D/A
Conv
PLL
2 0 M Hz / 80 M Hz
Signal processing part
FRASH
ROM
TEMP
SENS
PON
RST
EEP
ROM
SD
RAM
OFFSET̲CNT
FREQ̲CNT(RF)
Anten na
WG
BPF
RF
SW
LNA
SW
2.4GHz
Synth
26G:×5
×n
×2
DOWN̲CONV
TRSEL(RF)
PA
×2
UP̲CONV
FREQ̲CNT
t
o
S
i
g
n
a
l
p
r
o
c
e
s
s
i
n
g
p
a
r
t
0/90
0/90
HYB
×2
0/0
21 3.7 5MH z
SW
TRSEL(IF)
DEM̲I/Q
AGC(Analog)
UNB
BAL
S A W̲ B P F
DEM̲IC
AGC(Digital)
0/0
WT-IF
MOD̲IC
ATPC(Analog)
MOD̲I/Q
×3
HYB
4 27 .5M Hz
12 82. 5M Hz
IF ̲F req
17 10 MHz
TRSEL(RF)
FREQ̲CNT[CLK/DAT/LE]
BAL
UNB
S AW ̲ BP F
ATPC(Digital)
HYB
D i el e ct r i c
̲ B PF
I RF
IF ̲F req
17 10 MHz
SA W ̲B P F
L C̲ B P F
WT-MAC
WT̲PS
WT
Figure 4-1 WT Block Diagram
Содержание NT337-XL2
Страница 1: ...0 JRC FWA SYSTEM INSTRUCTION MANUAL Rev 3 4 24 SEP 2008...
Страница 34: ...2 11 2 2 1 2 AP RFU Omni Antenna Mounting Bracket in mm Figure 2 3 Mounting Bracket...
Страница 37: ...2 14 2 2 2 2 AP RFU Sectoral Horn Antenna Mounting Bracket in mm Figure 2 6 Mounting Bracket...
Страница 38: ...2 15 2 2 3 AP IFU in mm Figure 2 7 External View of the AP IFU a...
Страница 39: ...2 16 2 2 3 1 AP IFU Nameplate Nameplate a in mm Figure 2 8 Nameplate 1 Blank non RoHS R RoHS 1...
Страница 40: ...2 17 2 2 4 WT in mm Figure 2 9 External View of the WT 60 a b c 61 190 190 d...
Страница 43: ...2 20 2 2 5 WT External Antenna Figure 2 12 External View of the WT External Antenna...
Страница 126: ...6 103 Length of PVC tape wrapping Small window Ethernetcable cable Spacer CS sleeve PVC tape 65 22...
Страница 137: ...7 114 Figure 7 2 Configure the WT master Step1 Step4 Step3 Step2 Step5 Step6...
Страница 168: ...7 145 START END PVC tape Self bonding tape Spacer Small window Length of PVC tape used for wrapping...
Страница 187: ...11 164 JRC FWA SYSTEM Instruction Manual H 7YZCM0101B Rev 3 4 24 SEP 2008...