Mobile Terminals WAP, WML and Bluetooth Edoardo Berera University of Nice Sophia Antipolis Telelinea 26 September 2001 Seminar on Electronic Commerce September 2001

E. BereraUNSA / Telelinea2 System Elements Mobile Terminals –SIM Cards Cellular Networks –Gateways Protocols Languages Services Nokia 9210 Communicator

E. BereraUNSA / Telelinea3 Terminals Cellular Phones –SIM Card Subscriber Identity Module Authentication Security Personalisation –SIM Toolkit Personal Digital Assistants Combined PDA/Cellphones

E. BereraUNSA / Telelinea4 Cellular Networks Second Generation (2G) ’s –GSM Global System for Mobile (voice and data) SMS/EMS Short/Enhanced Messages Service –uses the Signaling Network –HSCSD High Speed Circuit Switched Data service 2.5 Generation (2.5G) –GPRS General Packet Radio Service –EDGE Enhanced Data rate for Global Evolution Third Generation (3G) –UMTS Universal Mobile Telecommunications Service

E. BereraUNSA / Telelinea5 Network Evolution Source: Mohr and Konhaeuser, Siemens (© IEEE Communications, Dec. 2000, p. 123)

E. BereraUNSA / Telelinea6 WAP Gateway Source: Neal Leavitt, Leavitt Communications (© IEEE Computer, Dec. 2000, p. 128)

E. BereraUNSA / Telelinea7 Wireless Application Protocol Stack Source: Riku Mettala, Nokia (© Bluetooth White Paper, Aug. 1999, p. 10)

E. BereraUNSA / Telelinea8 Wireless Markup Language

E. BereraUNSA / Telelinea9 Services Communication services Information Services M-Commerce Services –Pull and Push Services –Existing Services –Service Personalisation

E. BereraUNSA / Telelinea10 Communications and Information Services Directories –Yellow pages –Location dependent Personalized agenda Forums and chat Games News Weather Forecasts Traffic Timetables –Train, Airplanes –Movies, Theatres

E. BereraUNSA / Telelinea11 M-Commerce Services Phone orders –Physical or electronic delivery and payment –Music, Books (e-songs MP3Pro, e-articles) Reservations and tickets –Accommodation, Transportation and Entertainment Financial and banking –Accounts management, money orders, stock exchange transactions

E. BereraUNSA / Telelinea12 M-Commerce Security and Payments Security –Cell phones tends to be individual –Phone terminal and SIM (Subscriber Identity Module) Card allow for authentication –Encrypted communications Payments –Individual Accounts managed by Mobile Net Operator –Prepaid Cards are one form of e-cash –Operator may become financial intermediary especially if it owns content

E. BereraUNSA / Telelinea13 …and Bluetooth Ericsson T36 triple-band cellphone with headset and info-watch. No cables ! Named after the 10th century Danish king that united Denmark and Norway

E. BereraUNSA / Telelinea14 Bluetooth Specifications Personal Area Network (PAN, piconets) –wireless connection of up to 8 devices phone, microphone+earphone, PDA, PC, etc. –10 m (possibly up to 100 m) Data rate –asymmetric 751 kb/s, 57 kb/s –symmetric 432 kb/s on both directions ISM (Industrial, Scientific and Medical) band – MHz, unlicensed (free)

E. BereraUNSA / Telelinea15 Bluetooth Protocol Stack Source: Riku Mettala, Nokia (© Bluetooth White Paper, Aug. 1999, p. 5)

E. BereraUNSA / Telelinea16 Applications  Direct communication from phone to phone (walkie-talkie mode)  Cable replacement for linking portable consumer electronics  cellular phone to headset  computers to printers, keyboards, games...  Cellular phone acting as a bridge to the Internet for notebook computers  Internet access points in airports and conference centers (WLAN)  Vending machines  Exchange business cards

E. BereraUNSA / Telelinea17 Online Resources Technology –GSM Association’s Mobile Service Initiative (M-Services) –GSM World –WAP Forum Developers kits –Nokia WAP Toolkit – –Ericsson WapIDE SDK – –Phone.com UP SDK –

E. BereraUNSA / Telelinea18 Online Resources (2) WML Editors –WAPtor –WAPPage –Nokia WML Studio for Dreamweaver (browsers) WAP Browsers –M3Gate –WAPMan –YourWAP Wireless Companion

E. BereraUNSA / Telelinea19 Online Resources (3) Pocket PC with PowerPoint –Converter for viewing and hearing PowerPoint presentations with Windows Media Player support Official Web site of the Bluetooth Special Interest Group (SIG) –