chap6 - Chapter6 Mobile,Wireless&PervasiveComputing...

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1 Chapter 6  Mobile computing Characteristics and attributes Drivers of mobile computing Technologies that support mobile computing Major inhibitors and barriers M-commerce Any EC activities performed in a wireless environment Applications financial and other services, advertising, and providing of content within organizations B2B and supply chain applications Consumer and personal applications Non-Internet m-commerce applications Location-based commerce (l-commerce) Pervasive computing
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2 Mobile Computing Mobile Computing Solutions To make computers small enough so they can be easily carried Mobile devices To replace wires with wireless communication media Wireless mobile computing- use mobile devices in a wireless environment a combination of the first two enables real-time connections between mobile devices and other computing environments Ubiquitous Computing – Computing anytime anywhere Driving developments in 2003 by Intel with its Centrino chip The introduction of 3G and 4G wireless environment
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3 Mobile Computing - Terminology  Personal digital assistant (PDA) - A small portable computer, such as Palm handhelds and Pocket PC devices Short Message Service (SMS) - A technology, in existence since 1991, that allows sending short text messages Enhanced Messaging Service (EMS) - An extension of SMS that is capable of simple animation, tiny pictures, and short melodies Multimedia Messaging Service (MMS) - The next generation of wireless messaging, this technology will be able to deliver rich media Wireless Application Protocol (WAP) - A technology that offers Internet browsing from wireless devices Smartphones - Internet-enabled cell phones that can support mobile applications Wi-Fi (Wireless Fidelity) - Refers to a standard 802.11b which most of the wireless LAN are based on
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4 Mobile Computing – Characteristics  Major characteristics Mobility implies portability based on the fact that users carry a mobile device everywhere they go a real-time contact Broad reach - reached at any time that describes the accessibility of people break the barriers of geography and time Ubiquitous Computing Constant connectivity
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5 Mobile Computing – Attributes Value-added attributes Ubiquity refers to the attribute of being available at any location at any given time A mobile terminal in the form of a smartphone or a PDA offers ubiquity. Convenience It is very convenient for users to operate in the wireless environment. All they need is an Internet enabled mobile device such as a smartphone.
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This note was uploaded on 01/23/2011 for the course CS 831 taught by Professor Raju during the Spring '10 term at Cambridge.

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chap6 - Chapter6 Mobile,Wireless&PervasiveComputing...

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