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Published byDrusilla Mason Modified over 9 years ago
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CHAPTER 8 Wireless, Mobile Computing and Mobile Commerce
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Chapter Opening Case: The Battle for the Mobile Wallet Source: Slavoljub Pantelic/ Shutterstock
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8.1 Wireless Technologies © Oleksiy Makymenko/Alamy © ecco/Shutterstock © PhotoEdit/Alamy© Såndor Kelemen/iStockphoto
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Capabilities of Wireless Devices Cellular telephonyE-mail access BluetoothShort message service Wi-FiInstant messaging Digital cameraText messaging Global positioning system OrganizerMP3 music player SchedulerVideo player Address bookInternet access CalculatorQWERTY keyboard
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Wireless Transmission Media Microwave Transmission Radio Communication Satellite transmission Infrared
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Satellite Footprint Comparison Source: Drawn by Kelly Rainer
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GPS Systems Smart phone and GPS system In-dash GPS system
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Other GPS Russian GLONASS European Union GPS China Beidou GPS © Toh Kheng Ho/Age Fotostock America, Inc.
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8.2 Wireless Computer Networks and Internet Access Short range wireless networks Medium range wireless networks Wide area wireless networks
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Short Range Wireless Networks Bluetooth Ultra-wideband Near-field Communications
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Medium Range Wireless Networks Wireless fidelity (Wi-Fi) Wireless access point Hotspot Wireless network interface card Source: Lane Oatey/Getty Images, Inc.
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Cellular Radio Network
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8.4 Pervasive Computing Radio frequency identification (RFID) Wireless sensor networks (WSNs) Public uses Corporate uses
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Small RFID Reader and Tag Coming soon to a supermarket near you See videovideo © Ecken, Dominique/ Keystone Pressedienst/Zuma Press
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8.5 Wireless Security Four major threats Rogue access point War driving Eavesdropping RF (Radio frequency) jamming © Sebastian/AgeFotostock America, Inc.
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