GSC-19 Meeting, 15-16 July 2015, Geneva VHF Private Broadband Wireless System for Public Safety in...
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GSC-19 Meeting, 15-16 July 2015, Geneva VHF Private Broadband Wireless System for Public Safety in Japan Association of Radio Industries and Businesses
GSC-19 Meeting, 15-16 July 2015, Geneva VHF Private Broadband
Wireless System for Public Safety in Japan Association of Radio
Industries and Businesses (ARIB) Document No:GSC-19_105
Source:Association of Radio Industries and Businesses (ARIB)
Contact:Toshihiro Matsuzaka & Keigo Hasegawa, Hitachi Kokusai
Electric ([email protected];
[email protected]) Agenda Item:3.5 1
Slide 2
GSC-19 Meeting, 15-16 July 2015, Geneva Japan has lots of
disaster 2
Slide 3
GSC-19 Meeting, 15-16 July 2015, Geneva Attacked by Earthquake
and Tsunami 11th March, 2011 3 This slide from GSC-18, 22-23 July
2014, Sophia Antipolis
Slide 4
GSC-19 Meeting, 15-16 July 2015, Geneva Lots of investment and
effort in the past 4 Data Gathering Analysis / Decision (Earthquake
Phenomena Observation System) Japan Meteorological Agency Local
Government Fire Department Information to Citizen Broadcaster
Telecomm Operator Local Government 4200 sites around Japan
seismometer This slide from GSC-18, 22-23 July 2014, Sophia
Antipolis
Slide 5
GSC-19 Meeting, 15-16 July 2015, Geneva Traditional Radio tools
for Public Safety Emergency Radio Fire and Ambulance Radio Traffic
Control radio Investigation information Accidents information
Directives Location information Disaster information Police Radio
But all these are narrow band based, voice (and limited data) only
Administrative information Water level information Traffic
information 5 25kHz, 32kbps 6.25kHz, 9.6kbps
Slide 6
GSC-19 Meeting, 15-16 July 2015, Geneva We need broadband for
Public Safety! Smart Phones, LTE/3G are enough, correct? 6 No We
need broadband as private line for government, municipal offices We
need broadband for Public Safety! Disaster may not always happen in
the LTE/3G area Murphy's law We experienced that LTE/3G base
station had damage also on 11 th March, 2011
Slide 7
GSC-19 Meeting, 15-16 July 2015, Geneva Answer from us 7 VHF
Private Broadband Wireless System (up to 7Mbps in uplink) Non
Line-of-Sight (NLoS) Transmission P-MP(1 3 operation Mobility
support (vehicle usage) Light weight
Slide 8
GSC-19 Meeting, 15-16 July 2015, Geneva Answer from us Battery
operation is possible Temporary antenna is enough 8
Slide 9
GSC-19 Meeting, 15-16 July 2015, Geneva Operation introduction
9 2.1km 4.5km Actual Disaster (Land Slide) Area Sarutani Hikitsuchi
Akadani Sarutani [m] Hikitsuchi Akadani (Disaster Area) Connect To
Optic.NW Severe Non Line of Sight Environment A B C A B C Point C
needs to be monitored by camera, but no mean till 2013
Slide 10
GSC-19 Meeting, 15-16 July 2015, Geneva 10 Heading to Point
C
Slide 11
GSC-19 Meeting, 15-16 July 2015, Geneva Point C We set IP
camera here 11
Slide 12
GSC-19 Meeting, 15-16 July 2015, Geneva Point B (relay point)
12
Slide 13
GSC-19 Meeting, 15-16 July 2015, Geneva 13 Point C can be
monitored at Point A
Slide 14
GSC-19 Meeting, 15-16 July 2015, Geneva Result 14 Data
Direction Modulation (r = 1/2) Transmitted Data rate [kbps]
Received Data rate [kbps] PLR [%] A to C QPSK300 0 16QAM60052213.3
C to A QPSK300 0 16QAM600 0 Measured by Iperf (60sec, UDP packet
Sarutani Hikitsuchi Akadani UL UL DL DL Radio Link1 Radio Link2
Geospatial Information Authority of Japan Broadband available at
the most severe location/condition 600kbps at 16QAM, relay mode
(One channel is divided by 3 segments in case of relay mode) Easy
to Setup. Temporary mast is enough Akadani Station A B C C
Slide 15
GSC-19 Meeting, 15-16 July 2015, Geneva Video Extreme condition
Typical use 15
Slide 16
GSC-19 Meeting, 15-16 July 2015, Geneva Summary 16 ARIB and
manufacturers succeeded in launching new device/system for Public
Safety VHF (NLoS based) Broadband This will save more lives
Slide 17
GSC-19 Meeting, 15-16 July 2015, Geneva Thank you 17
Slide 18
GSC-19 Meeting, 15-16 July 2015, Geneva Back up slides 18
Slide 19
GSC-19 Meeting, 15-16 July 2015, Geneva Digital migration (TV)
in Japan Previously After Full Digitalization on July 25 th, 2011
90 108 170 205 222 470 710 730 770 [MHz] ITS Cellular Phones
Terrestrial Digital TV Broadcast (Total of 240MHz) VHF Private
Broadband Wireless System 90 108 170 222 470 770 [MHz] Other Use
Terrestrial Analogue TV Broadcast (Total of 370 MHz) Back ground -
Regulation 19
Slide 20
GSC-19 Meeting, 15-16 July 2015, Geneva Upper side (202.5MHz or
upper) - Multi-media broadcasting with enough guard band Lower side
(170MHz or lower) -Communication line for broadcasting service -
Ocean vessel communication - Amateur radio - Aviation/navigation
system etc 5MHz Bandwidth in VHF 20 5MHz 170MHz202.5MHz Guard band
Multi-media broadcast Other Radio system Frequency
Slide 21
GSC-19 Meeting, 15-16 July 2015, Geneva Indonesia drive test:
16km distance (LoS) 21
Slide 22
GSC-19 Meeting, 15-16 July 2015, Geneva Indonesia drive test:
17km distance (NLoS) 22 VHF is great frequency