CRITICAL COMMUNICATIONS IN CHINA Xueli Zhang, Leader of Emergency Communication Special Task Group of CCSA China Academy of Telecommunication Research(CATR), MIIT, China GSC-18 Meeting, July 2014, Sophia Antipolis, France Document No: GSC(14)18_004 Source: CCSA Contact: Xueli Zhang Agenda Item: 7.5

China Has Large Scale of Subscribers and Diversified Network At the end of May 2014, the number of mobile subscribers reached billion, 37.4% is 3G and 4G subscriber, 65.3% using mobile phone access to internet 28.8% Fixed broadband access rate is above 8M GSC-18, July 2014, Sophia Antipolis2 Month increase of Mobile subscriber Fixed and Mobile network 2G: GSM, CDMA 3G: WCDMA, cdma2000,TD-SCDMA 4G: FDD, TDD 5G 3 operators: China Mobile, China Telecom, China Unicom 19 MVNO(Mobile Virtual Network Operator)

Vast in Territory, China Suffers From Various Natural Disasters GSC-18, July 2014, Sophia Antipolis3 Earthquake Zone Regionalization of Natural Disasters in China Snow Earthquake Flood drought

More Challenge to Critical Communication and Standardization GSC-18, July 2014, Sophia Antipolis4 Administration System National + Provincial Coordination with other government department, such as transport, power Network and Technology Network: Public or Private? Technology: Telecommunication or Internet? Standard Support Usually for Public network, to ensure interworking and QoS (99.999%) Others: Is standard needed?

3-Level Emergency Command System: National-Provincial-Locale GSC-18, July 2014, Sophia Antipolis5 National steering group Central office of emergency management Provincial steering group Provincial office of emergency management Corporation’s steering group Office of emergency management Provincial steering group Office of emergency management MIITCorporation Group Provincial communication administrationProvincial Corporation Professional or part-time responding teams Government Side Operator Side Professional or part-time responding teams National level Provincial level Emergency Management Office of State Council Locale level

18 Professional Emergency Responding Teams Provide Communication Guarantee Around Large Area, and Support Each Other GSC-18, July 2014, Sophia Antipolis 6 China Telecom China Unicom China Mobile GSC-18, July 2014, Sophia Antipolis

Emergency Responding Teams Cooperated During LuShan Earthquake GSC-18, July 2014, Sophia Antipolis7  At 8:02, on April 20, 2013, a magnitude 7.0 earthquake struck LUSHAN county of SiChuan province Other Emergency Responding Teams SiChuan

Network and Technology System GSC-18, July 2014, Sophia Antipolis8 Remote sensing satellite Mobile communication satellite Broadcast satellite Navigation and Positioning satellite Trunk Communication Public Telecom Network (Including NGN and Internet) Emergency Comm Vehicle Ground Layer Air Layer Space Layer Earthquake, Cyclone FireRainstorm, FloodImportant Social Event … Broadband Wireless Access Wireless Sensor Network Public Warning System Short-wave Communication

Mobile Internet Application are used widely for Public Warning and Communication between Authorities Beijing Service You ( 北京服务您 ): Public warning for disaster, heavy traffic in Beijing 220,000 citizen GSC-18, July 2014, Sophia Antipolis9  Wechat:  Group Communication among authorities  Broadcast the information rapidly  Get the notice any time, anywhere

Special Task Group was Set up for Emergency Communication In 2009 GSC-18, July 2014, Sophia Antipolis10 Main study area :  Requirement  Satellite for Emergency Communication  Air Layer Communication : High Altitude Base Station  Anti-Disaster Super Base Station System  Ad hoc networks for Emergency communication  Public Warning  IoT(Sensor monitor) application for Emergency cases  Emergency call in IMS  Priority call in 2G, 3G network  etc.

Challenges & hot Issues GSC-18, July 2014, Sophia Antipolis  The balance of Telecommunication network and Mobile Internet Application, such as public warning Mobile Internet Applications play important role in critical communication Free The citizen like and use broadcast and used rapidly Don’t need standard Cell Broadcast Service in Telecommunication network Need investment to the network Need standard and certification Need long time 11

Challenges & hot Issues The balance of Public benefit service and Market service, such as priority call Service for small percentage of subscriber(authorities), but large investment (the whole network) Standard is ready, but how to use and implement standard is more important How to encourage the operator to update the network ? The feeling of citizen: unfair? Equal communication right. GSC-18, July 2014, Sophia Antipolis12

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