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ISDN
ISDN G4
HIFAX82DDi3lSDN G4Facsimile
.D.C,21.397.12:81.324.078:21.395.49
ISDN G4HIFAX82D,CCITT()
G4(4)G3(3),
G3ISDN(IntegratedServicesDigitalNetwork)INS
(IntegratedNetworkService)64Di3
,G3G4,G3
,ISDNG4
ISDN G4HIFAX82D,
,
,ISDN
19884CCITT()
ISDN(IntegratedServicesDigitalNetwork)
INS(IntegratedNetworkService)
w
I HIFAX82D ISDN(G4)-(G3)
*
*
*
**
+Z()7d
iJ
)(Z
+zbm
64+,
ISDN,
r),ISDNG4(4)1988
,ISDNG4
ISDNG4,
G3(3)
(1)64k/s,3
(2)
(3)
(4)OSI(OpenSystemsInterconnection)
,,ISDN
(INS64)ISDN G4
HIFAX82D(=
,G3300,G4
G3ISDN
,2Di3
,
*
**H
87
522 VOL.73 No,599l-5)
r
2 Di3()G3
Di3G3G4
8 G4
G4(CCIlT T.6)
,
MMR(ModifiedMR)
,(64k
I HIFAX82D l
lSDN
I CCITTI.430/.431
2 3CCITTq921/Q93lIccITTX.25LAPB
CCD()
()
+lSA3(304mmX600mm) A3(297mm)
G4:1616d/mml400400dp,88d/mm
200200dp,84d/mm200100dp
G3:15.4d/mm,87.7d/mm,83.85d/mm
G4:lSDN(lNS64)
CCITT.430TTC+T-.4302
BD(B=64k/s,D=16k/s)
G3:,,F,F
G4:64k/s
G3:9.6/7.2/4.8/2.4k/s()
G4:3s
:9s,G3:20s,G2=3min,
MF:90s/3minF+:30s
MH/MR/M2R
B4,B5,A4,A5,,
645475917(mm)()
76kg
AC0V10% 50/60Hz
:50W,:OW,:350W
:400W,:700W
5350C,3585%
: CCD(Charge-Couped Device),lNS(lntegrated Network
Service),MF(),MH(ModifiedHafman),
MR(Modified Read),M2R(Modified MR)
88
/s)
r),G310
ISDN,
(1)INS64,A4
8d/mm(200/),3
(2),,
lr)
,
(3)ISDN,G4
G3,INS64
G4HIFAX82DG3G4
Di312
2 Di3 2
l
S
D
N
lNS64
CCITT.430TTC+T-.4302B
D(B=64k/s,D=
16k/s)
2 3IccTq92/Q93ll (4W)
lS88778(8
)
G
4
8d/mm
3.85d/mm,7.7d/mm
64k/s
3s
B4,A4
G
3
CCTG3
8d/mm
3.85d/mm,7.7d/mm
9600/s,7200/s,4800/s,
2400/s()
20s
B4,A4
(2W)
6(6)
AC100V% 50/60Hz
40W
5350c,3585%
lM
250400100(mm)()
5.7kg
: CCITT()
G4HIFAX82D
(1),INS64
,ISDN G4G3
(2)16d/mm(400/)
,
CCD(Charge-Coupled
Device)(),
()()
(3)
,
(4)2,000,200,
,
(5)
,
G3G4Di3
Di3,G3
G3
lSDN G4 523
ISDN,
,G4
Di33
INS64G4G3
(1)
G3,,ISDN
G3
(2)PB
G3PB()
,G4,
G3G4
(3)
G3
(4)G3
G3()
(5)
MH(Modified Hafman),MR(Modified Read),M2R
(ModifiedMR)
(6)
E
P
A-D
G3
1M
4G
NSD
-
(Di3D)
T/S
lNS NET-64
G4
DSUG4
G3
PSTN
: P(),PSTN(),
/1
D13
lSDN-G4
(
G3
G3
DSU(DigjtalServiceUnit),lSDN(lntegratedServicesDigitaetwork)
3 Di3 Di3G3,G3G3G4
89
524 VOL.73 No.5(199l-5)
l
l
G4
(HAX82D)
tNS64
G4
G3
G2
4 ( lSDNG4G3
G4G4G3
(7)
ISDN G4,
(8)G4
G4,4
(9)ISDN
13,
(10)A-D
64k/s
,G3INS64
,G4
64k/s
,1MG3
,,G4
HIFAX82DDi3,,
,G3G4,
,,
(1)G3G4
INS2,G4G3
,
4
(2)
90
G4
(HAX82D)
()
G3
G4
lNS64
G3 G3
---
G4
(HAX82D)
()
G3
() ()
5 (2) G3G3
,G4,
G4,lNS64
G3,INS
64G4
,INS64
5
(HIFAX82D)
8
,ISDN G4HIFAX82D,G4
Di3,ISDN
G3
,
ISDN
G4,,
,
,
,
ISDN
G4,
G4
,
,
,G3G4
1)CCITT SG,9(1988)
2),:TheG3/G4ConversionISDNFacsimileAdapter
"Di3'',HitachiReview,Vol.38,No.6(1989)