Mobile Computing Extensible Hy pertext Markup Language(XHTML) A general scripting language; compatible with HTML, set by W3 Consortium Voice XML (VXML) An extension of XMl designed to accommodate voice Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 11 Mobile Computing Extensible Hypertext Markup Language (xHTML) A general scripting language; compatible with HTML; set by W3 Consortium Voice XML (VXML) An extension of XML designed to accommodate voice
Exhibit 9.4 WaP architecture Communications Internet PDA Mobile(WAP) Commerce Gatewa Mobile ::: Phone Electronic Commerc Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 12 Exhibit 9.4 WAP Architecture
Mobile Computing Mobile Computing Services Short Message Service( SMs) A service that supports the sending and receiving of short text messages on mobile phones Enhanced Messaging Service(EMS) An extension of SMs that can send simple animation, tiny pictures, sounds, and formatted text Multimedia Messaging Service(MMS) The next generation of wireless messaging; MMS will be able to deliver rich media Electronic Commerc Prentice Hall 2006 3
Electronic Commerce Prentice Hall © 2006 13 Mobile Computing • Mobile Computing Services Short Message Service (SMS) A service that supports the sending and receiving of short text messages on mobile phones Enhanced Messaging Service (EMS) An extension of SMS that can send simple animation, tiny pictures, sounds, and formatted text Multimedia Messaging Service (MMS) The next generation of wireless messaging; MMS will be able to deliver rich media
Mobile Computing Mobile Computing Services micropay ments Electronic payments for small-purchase amounts (generally less than $10) global positioning system(GPs) A worldwide satellite-based tracking system that enables users to determine their position anywhere on the earth Electronic Commerce Prentice Hall 2006
Electronic Commerce Prentice Hall © 2006 14 Mobile Computing • Mobile Computing Services micropayments Electronic payments for small-purchase amounts (generally less than $10) global positioning system (GPS) A worldwide satellite-based tracking system that enables users to determine their position anywhere on the earth
Mobile Computing Mobile Computing Services interactive voice response(VR) A computer voice system that enables users to request and receive information and to enter and change data through a telephone voice portal a Web site with an audio interface that can be accessed through a telephone call Electronic Commerce Prentice Hall 2006 15
Electronic Commerce Prentice Hall © 2006 15 Mobile Computing • Mobile Computing Services interactive voice response (IVR) A computer voice system that enables users to request and receive information and to enter and change data through a telephone voice portal A Web site with an audio interface that can be accessed through a telephone call