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GSC: Standardization Advancing Global Communications
Wiress LAN and Fixed Wireless Access in Japan
ARIB
SOURCE: ARIB (NTT)
TITLE: Wiress LAN and Fixed Wireless Access in Japan
AGENDA ITEM: GRSC-4 5.3
CONTACT: [email protected]
gsc11_grsc4_15
GSC: Standardization Advancing Global Communications
Contents
Standards, Applications and Frequencies of
Wireless LANFixed Wireless Access
in Japan
GSC: Standardization Advancing Global Communications
Wired Broadband Access and Wireless Access Systems
MWA
Home Link
Public spaces
ISP
AP
Internet
PSTN
FWA
AP
NWA
Wireless LAN
Carrier building, etc.
AP
Office
Home
AP
AP
GSC: Standardization Advancing Global Communications
Overview of ARIB Standards for WLAN and FWA in Japan
Infrared WLANSTD-T50(May.2002)
High speed WLAN(60GHz band)STD-T74(May.2001)
FWA (P-MP, 26/38GHz bands)STD-T59(Mar.2000)
FWA (P-P, 22/26/38GHz bands)STD-T58(Oct.2000)
2.4GHz WLAN (802.11b)STD-T33(Feb.1999)
5GHz WLAN (802.11a)STD-T71(Jun.2003)
HiSWANa (5GHz band)STD-T70(Nov.2002)
2.4GHz WLAN (802.11b/g)STD-T66(Mar.2003)
HiSWANb (25GHz band)STD-T83(Dec.2002)
ScopeStandard Code(Enactment date)
GSC: Standardization Advancing Global Communications
Standards and Frequencies of
5GHz Band Wireless LAN
GSC: Standardization Advancing Global Communications
ARIB STD T71
• 2002.12 ver.1(5.15-5.25GHz)• 2003.6 ver.2(add 4.9-5.0GHz)• 2005.9 ver.3(add 5.25-5.35GHz)
IEEE802.11
5GHz band
MMAC ForumMMAC802.11WG
11a11j
11n
5.15-5.25GHz
5.25-5.35GHz
5.47-5.725GHz
4.9-5.0GHz
ARIB-STD T-71
GSC: Standardization Advancing Global Communications
ARIB STD T71 ver.3Background
• 2003.7 WRC03:– 5.15-5.35GHz and 5.47-5.725GHz
5170 5190 5210 5230 5250 5270 5290 5310 5330 5350
5170 5190 5210 5230 5250 5270 5290 5310 5330 5350
GSC: Standardization Advancing Global Communications
Frequency Assignment of 5GHzBand in USA, Europe and Japan
• USA : 5.15-5.35 GHz, 5.47-5.725 GHz, 5.725-5.825 GHz
• Europe : 5.15-5.35 GHz, 5.47-5.875 GHz
• Japan : 5.15-5.35GHz, 4.9-5.0GHz, 5.03-5.091 GHz
5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 GHz
5.150 5.250 5.350 5.470 5.725
USA
Europe
Japan4.9 5.0
5.030-5.091
Provision until 2007 Will be allocated
GSC: Standardization Advancing Global Communications
New Concil• Resumption from 2005.4• 100Mbps system based on 802.11n
– MIMO (Multi-Input Multi-Output) –OFDM
– Channel Bonding-40MHz/ch
RxTx
f20MHz 40MHz f(year)
Data Rate@PHY
(Mbit/s)
2
11
54
100
1997 1999 2001 2003 2005
802.11
802.11a 802.11g
802.11b
OFDM
5GHz
2.4GHz
CCK
DS/FH/IR
802.11nMAC-SAP100Mbit/s
2007
MIMOChannel bonding(40MHz)
11n
optio
n
GSC: Standardization Advancing Global Communications
NTT Group’s Service -HOTSPOT, Flet’s Spot, Mzone-
Stations
Cafes
Hotel lobbies
AP
EASTWAST
GSC: Standardization Advancing Global Communications
Subscribers of Public WLAN Spot Servicein Japan
2.6
6.2
9.5
11.7
0
2
4
6
8
10
12
2003.9 2004.3 2004.9 2005.3
Year/Month
Num
ber o
f sub
scrib
ers
of
Pub
lic W
LAN
Spo
t Ser
vice
in J
apan
(X10
000)
GSC: Standardization Advancing Global Communications
WLAN spot in trains
2.4GHz(802.11b)
Station
• Tsukuba Express:• New Train (2005.8)58.3km 45min• Tokyo(Akihabara)-Ibaragi(Tsukuba)• NTT BP (Broadband Platform)
GSC: Standardization Advancing Global Communications
Standards and Applications of
Fixed Wireless Access
GSC: Standardization Advancing Global Communications
Frequency Assignment of 18 - 40GHz Band in USA, Europe and JapanUSA : 17.7-19.7 GHz, 24.25-24.45 GHz, 25.05-25.25 GHz, 27.5-28.35 GHz,
29.1-29.25 GHz, 31.0-31.3 GHz, 38.6-40.0 GHz Bandwidth:5.1GHz
Europe : 17.7-19.7 GHz, 24.5-26.5 GHz, 37.0-39.5 GHz Bandwidth:6.5GHz
Japan : 17.7-18.72 GHz, 19.22-19.7 GHz, 22.0-22.4GHz, 22.6-23.0GHz,
25.25-27.0 GHz, 38.0-38.5 GHz, 39.0-39.5 GHz Bandwidth:5.05GHzGHz
USA
Europe
Japan
27.528.35
29.129.25
31.031.3
24.25 24.4525.05 25.25
26.524.5
38.6 40.017.7 19.7
37.0 39.517.7 19.7
18 20 22 24 26 28 30 32 34 36 38 40 42
22.022.4
22.623.0
25.250 27.0 38.038.5
39.039.5
17.718.72
19.2219.7
GSC: Standardization Advancing Global Communications
Technical Requirements for Quasi-millimeter and Millimeter FWA
System ConfigurationPoint- to-point(ARIB STD-T58)
Target
Frequency Band
Duplex
Access
Modulation
Transmission Speed
Transmission Power
Point- to-multipoint(ARIB STD-T59)
Corporate User Residential User
22, 26, 38 GHz
FDD FDD, TDD
4PSK, 4FSK, 16 QAMor higher
GMSK, 4PSK, 16QAMor higher
~156 Mbps
~ 0.5W
TDMA, FDMA
Not specified
26, 38 GHz
GSC: Standardization Advancing Global Communications
System Configuration
26-GHz band wireless access systemThroughput: 46 Mbps (16QAM) and 23 Mbps (QPSK)
Hub Station
Internet
Application to residential area(detached houses)
(B FLET’S wireless family type)
AP
Application to multi-dwelling building(B FLET’S wireless type)
Router etc.
Optical fiber cable
Opticalfiber cable
AP
GSC: Standardization Advancing Global Communications
Deployment example of “B FLET’S Wireless Family Type”
NTT B FLET’S node building
Internet ◎
Relay equipment Access equipment
ISP
NTT non B FLET’S building
manhole
RT-BOX
AP 1 AP 2AP 3
View of service area from an AP AP on an electrical pole
GSC: Standardization Advancing Global Communications
Deployment example of local government specified area
Since July 2003, Haramachi City*, Fukushima Prefecture, has been providing a broadband service for its residents by combining the municipal intranet (optical fiber core network) and WIPAS.
GSC: Standardization Advancing Global Communications
AP
Intranet(Internet) WT
WT
WT *2
WirelessLAN
VoiceData
Video
WT
Broadband Wireless Network(~up to 2 km)
Wireless LAN areaVehicle
Control Center
Open Pit Mine in Chile
Example of providing ICT serviceon mines by using WIPAS
VoiceData
Video
VoiceData
Video
RemoteMonitoring
GSC: Standardization Advancing Global Communications
Thank you for your attention