160 likes | 321 Views
Lessons & Measures:. TELECOMMUNICATION AT THE TIME OF DISASTER. HIROAKI TAKEICHI Executive Vice President Communications and Information network Association of Japan ( CIAJ ). EAST JAPAN EARTHQUAKE DAMAGES. Date of Disaster: March 11, 2011. WHAT HAPPENED ON TELECOM SYSTEMS.
E N D
Lessons & Measures: TELECOMMUNICATIONATTHE TIME OF DISASTER HIROAKI TAKEICHI Executive Vice President Communications and Information network Association of Japan (CIAJ)
EAST JAPAN EARTHQUAKE DAMAGES Date of Disaster: March 11, 2011
WHAT HAPPENED ON TELECOM SYSTEMS A. STRICKEN AREA 1. Telecom Infrastructure Destroyed (FIXED + MOBILE) 2. Lack of Communications Methods at Shelters 3. Limited Means to Locate the Refugees 4. Lack of Electricity 5. Residents’ Information Disappeared B. Tokyo AREA (earthquake intensity level 5) • Heavy Traffic Congestion
TRAFFIC JUMP RIGHT AFTER EARTHQUAKE VOICE PACKET Example: NTT docomo Tohoku Tohoku OUTGOING INCOMING Tokyo Tokyo OUTGOING INCOMING OUTGOING INCOMING
CIAJ Recommendations to Japanese Government“WHAT TO DO TO KEEP AWAY FATAL CONFUSION” (Excerpts) A. STRICKEN AREA
CIAJ Recommendations to Japanese Government “WHAT TO DO TO KEEP AWAY FATAL CONFUSION” B. Metropolitan Area
Telecom Network and IP Network at the Time of Disaster Heavy Congestion Lost / Disconnected Telecom (Fixed / Mobile) Telecom Network (Fixed / Mobile) S / F network regulates traffic peak IP Network IP Network
Convergence of Message Boards Telecom Network Voice Message Emergency Message Board Capacity: 8million Messages Record Voice Message Receive Voice Message Message Storage Retrieve Text Message Text Message (Mobile Phones) Emergency Message Board Message Storage Message Server All in one Cloud Message Storage Message Storage Internet Text / Voice / Movie Web Message Storage Registration phone#
Expand “Area Mail” System of Mobile Phone Network Add on the Following information Current System Warning Message Earthquake Warning Evacuation Information • Mobile Company • Local Government
Automatic Call Transfer System “I’m all right in Shelter A” Receiver Transmits Packet File Packet / IP Network • Voice Message in Packet File • “I’m all right in Shelter A" • Coding Voice Message to Packet File Server
Damages (1) Base Station Moved by Tsunami Fallen Antenna Tower (photo by NTT docomo)
Damages (2) Damage on Retailer Inside Base Station (photo by NTT docomo)
After the Disaster Telecom Operators had their business return to normal in one and a half months. Telecom vendors also recovered from the crucial damages in a few months. Core of Japan survived and re-construction already started, and most of the areas are safe and sound.
Tokyo at the Earthquake Tokyo suffered NO building fallen or ruined; even NO glasses dropped out of sky scrapers.Tokyo well survived, except the short traffic jam. So, come to Tokyo!
TOKYO SKY TREE(Finished construction after 3.11) Photo by TOKYO SKY TREE