Sameera Wijerathna

Agenda The Need

UniquenessRecognition

How it worksThe Potential

The Need of Early Warning

Due to the Tsunami 2004 Sri Lanka lost more than 35,000 lives unnecessarily.Most of the development activities were put on hold due to the destruction.Countries economic system was set back by years.

TVRadioSatellite RadioHF and VHF radio networksMega PhonesTemple/Church BellsEtc.

Conventional Early Warning Methods

The Uniqueness of DEWN

Effective in alerting citizens at day or nightImmune to communication network congestionComprehensible in terms of local dialectDirected to specific location or person or equally applicable for mass dissemination

The Uniqueness of DEWN Contd.

AffordabilityCan be accessed even through low cost handsetsAccessibilityThrough mobile phones as well as alarm devicesAvailabilityAnywhere within a GSM or 3G coverage

Recognition

Dialog Telekom’s DEWN is an integrated disaster and emergency warning network that incorporates network based as well as device based technologies to deliver an end to end disaster warning solution through the centrally configurable carriage and dissemination of alerts

Disaster Management Centre (DMC)

Network Technologies

SMS for limited/selected recipientsCell broadcasts for mass alerting even under conditions of network congestionLocation based cell broadcast and location directed SMS

Delivery Methods

Unique delivery methods to close the loop between dissemination and effective interpretationSMS and CB messages in to screen flashes and audible alarmHandset resident applicationsTri-lingual from encompassing Sinhala and Tamil

GSM DEWN Alarm DeviceHigh volume alarmAlarm LampInbuilt radio which can be tuned remotely Interface to domestic devices(temple/church bells, loudspeaker systems)

Delivery Methods Contd

Process Technologies

Message authenticity verification and multiple key verificationAnti-spam protectionDatabase technologies for location, group or individual directed messagingSMS/voice based call backAdministration and control front end for centralized management

How DEWN Works

The authorized body to disseminate disaster related info in Sri Lanka

Disaster Management Centre

Meteorological

Department

Department

of Irrigation

National Building

Research Organization

World Meteorological Organization

USGS Hawaii

Execution Flow

Execution FlowDisaster Information Dissemination

How DEWN Works

Java/Symbian Handset

Terminal resident warning applicationCustomizable and situation specific presentationDownloadable over GPRS Special alarm tone

GSM DEWN Alarm Device

Multiple wake-up measuresPower source compatibilityBackup powerMultiple alarm interfaces

GSM DEWN Alarm Device Architecture

Cell Broadcast and Mass Alerts

Immune to network congestionIdeal for mass alertsConfigure by location specific basis

Cell Broadcast

Dispatch of messages to the masses at an instant within a geographic area. Geographic area is controlled via the BSCs and cell where the broadcasting will take place

UoM lab

“The Dialog-University of Moratuwa Mobile Communication Research Laboratory is proud to be a partner in this innovation which has the potential to save thousands of lives”

Info dissemination Hierarchy/levels

DEWN – The Potential

Instant AlertingMass and Directed DisseminationWide AvailabilityAffordabilityApplicability and effectivenessReliability and authenticityScalability

Applicability of DEWN in other natural or manmade disaster situationsFlood, CycloneDam BurstEpidemicForest fireBomb explosion, Chemical attacks

DEWN – The Potential

Inclusion

Converting a GSM mobile phone to an affordable alarm terminal within the national disaster warning infrastructure.The rapid growth of mobile network coverage around the world will catalyze the inclusion

DEWN – The Potential