2. Introduction

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Bluetooth• An industrial specification for WPAN developed andlicensed by the Bluetooth Special Interest Group.• A way to connect and exchange information between(mobile or/and stationary) devices over a secure, globallyunlicensed short-range radio frequency.• Some applications• Wireless control and communication Bluetooth headset• Wireless networking between PCs via Bluetooth• Replacement of traditional wired serial communications Bluetooth GPS receivers• Transfer files between Bluetooth devices, or between PDA and PC• Advertising via Bluetooth62
Bluetooth vs. Wi-Fi in networking• They have slightly different applications today, working onthe same frequency range but with different multiplexingschemes.• Bluetooth is thought of as wireless USB• Is a cable replacement for a variety of applications and peripherals• Exists in many products, such as phones, printers, modems andheadsets• Simplifies the discovery and setup of services between devices Bluetooth devices advertise all of the services they provide• Wi-Fi is thought of as wireless Ethernet• Is a cable replacement only for LAN access• Provides higher throughput and covers greater distances• Requires configuration for setup Stronger and securer connection63
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Mobile Software Technologies(SW8)Ba
Page 4:
Early Mobile Phones• The first mo
Page 8 and 9:
Definition of Mobile and Wireless
Page 10 and 11:
Variability of The Mobile Environme
Page 12 and 13: Agenda• Mobile and Wireless Envir
Page 14 and 15: Software Architecture3 rd Party App
Page 16 and 17: Typical Mobile Development Platform
Page 18 and 19: A Comparison w.r.t. DevelopmentLear
Page 20: Mobile Software Architecture• Sta
Page 23 and 24: Peer-to-Peer Architecture• No ded
Page 25 and 26: Challenges• Different operating s
Page 27 and 28: Flash Memory• Flash memory is wid
Page 29 and 30: Domain Storage (DS)• Store unique
Page 31 and 32: ID Based Storage (IS)• Identifier
Page 33 and 34: BREAK?33
Page 35 and 36: Access to Corporate Infrastructure
Page 37 and 38: Consumer vs EnterpriseConsumer• S
Page 39 and 40: Revenues for Service Providers?•
Page 41 and 42: Wireless Networks• WWAN• Wirele
Page 43 and 44: Brief History of Cellular Systems
Page 45 and 46: GSM• Global System for Mobile com
Page 47 and 48: GPRS vs 3G• GPRS = General Packet
Page 49 and 50: GPRS Coverage by 200549
Page 51 and 52: Doubts Over 3G• Opinions• The d
Page 53 and 54: WLAN Applications• WLANs are used
Page 55 and 56: WLAN Ad-Hoc ConfigurationPeer to Pe
Page 57 and 58: Wi-Fi Hotspots in The UK• Statist
Page 59 and 60: Wi-Fi Hotspots in Denmark• http:/
Page 61: IrDA: Infrared Data Association•
Page 65 and 66: A Complex Example• Both Bluetooth
Page 67 and 68: Too Many Remote Controls?SecurityHV
Page 69 and 70: Network SummaryType ofNetworkWirele
Page 71 and 72: Range10 km1 km3G100 m802.11b,g802.1
Page 73 and 74: Infrastructure Cost$10003G$100802.1
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2. Introduction

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