Preliminary http www csie cgu edu twjhchen Tel

Preliminary 陳仁暉 副教授 http: //www. csie. cgu. edu. tw/~jhchen/ Tel: (03)211 -8800 Ext 5990

Text book Data Communications and Networking, 4 th edt. p Author: Behrouz A. Forouzan p 台灣代理商 p n n 新月圖書公司 Tel: 2331 -7856

Reference book Textbook: William Stallings, Wireless Communications and Networks, 2 nd Edt. Prentice Hall, 2002. p The Web site: http: //williamstalling s. com/Wireless 1 e. ht ml p

Grades p Midterm Exam: 30% (close book) n p Final Exam: 30% (depending on conditions) n p 2 times Homework: 15% n p On Thursday, June 25, 2009. Quizzes: 20% n p On Thursday, April 16, 2009. 2 times Class participation: 5%

Topics of this course (1/3) p Overview n n p Introduction Network Models Physical Layer and Media n n Data and Signals Digital Transmission Analog Transmission Bandwidth Utilization p n n n Multiplexing and Spreading Transmission Media Switching Using Telephone and Cable Networks for Data Transmission

Topics of this course (2/3) p Data Link Layer n n n p Error Detection and Correction Data Link Control Multiple Access Wireless Part n n Introduction of wireless communications Transmission fundamentals Communication network Protocols and the TCP/IP suite

Topics of this course (3/3) p Wireless Communication Technology n n n Antennas and propagation Signal encoding techniques Spread spectrum Coding and error control Satellite communications

Wireless Comes of Age p Guglielmo Marconi invented the wireless telegraph in 1896 n n p p Communications satellites launched in 1960 s Advances in wireless technology n p Communication by encoding alphanumeric characters in analog signal Sent telegraphic signals across the Atlantic Ocean Radio, television, mobile telephone, communication satellites More recently n Satellite communications, wireless networking, cellular technology

Broadband Wireless Technology p Higher data rates obtainable with broadband wireless technology n p Graphics, video, audio Shares same advantages of all wireless services: convenience and reduced cost n n n Service can be deployed faster than fixed service No cost of cable plant Service is mobile, deployed almost anywhere

Limitations and Difficulties of Wireless Technologies p p Wireless is convenient and less expensive Limitations and political and technical difficulties inhibit wireless technologies Lack of an industry-wide standard Device limitations n n E. g. , small LCD on a mobile telephone can only displaying a few lines of text E. g. , browsers of most mobile wireless devices use wireless markup language (WML) instead of HTML

Part One: Background Provides preview and context for rest of book p Covers basic topics p n n Data Communications TCP/IP

Chapter 2: Transmission Fundamentals Basic overview of transmission topics p Data communications concepts p n Includes techniques of analog and digital data transmission Channel capacity p Transmission media p Multiplexing p

Chapter 3: Communication Networks p Comparison of basic communication network technologies n n Circuit switching Packet switching Frame relay ATM

Chapter 4: Protocols and the TCP/IP Protocol Suite Protocol architecture p Overview of TCP/IP p Open systems interconnection (OSI) reference model p Internetworking p

Part Two: Wireless Communication Technology Underlying technology of wireless transmission p Encoding of analog and digital data for wireless transmission p

Chapter 5: Antennas and Propagation p Principles of radio and microwave n n n Antenna performance Wireless transmission modes Fading

Chapter 6: Signal Encoding Techniques p Wireless transmission n n Analog and digital data Analog and digital signals

Chapter 7: Spread Spectrum Frequency hopping p Direct sequence spread spectrum p Code division multiple access (CDMA) p

Chapter 8: Coding and Error Control Forward error correction (FEC) p Using redundancy for error detection p Automatic repeat request (ARQ) techniques p

Part Three: Wireless Networking p Examines major types of networks n n p Satellite-based networks Cellular networks Cordless systems Fixed wireless access schemes Use of mobile IP and Wireless Access Protocol (WAP) to provide Internet and Web access

Chapter 9: Satellite Communications Geostationary satellites (GEOS) p Low-earth orbiting satellites (LEOS) p Medium-earth orbiting satellites (MEOS) p Capacity allocation p

Chapter 10: Cellular Wireless Networks Cellular wireless network design issues p First generation analog (traditional mobile telephony service) p Second generation digital cellular networks p n n p Time-division multiple access (TDMA) Code-division multiple access (CDMA) Third generation networks

Chapter 11: Cordless Systems and Wireless Local Loop Cordless systems p Wireless local loop (WLL) p n Sometimes called radio in the loop (RITL) or fixed wireless access (FWA)

Chapter 12: Mobile IP and Wireless Access Protocol Modifications to IP protocol to accommodate wireless access to Internet p Wireless Application Protocol (WAP) p n n Provides mobile users access to telephony and information services including Internet and Web Includes wireless phones, pagers and personal digital assistants (PDAs)

Part Four: Wireless Local Area Networks Examines underlying wireless LAN technology p Examines standardized approaches to local wireless networking p

Chapter 13: Wireless LAN Technology Overview of LANs and wireless LAN technology and applications p Transmission techniques of wireless LANs p n n n Spread spectrum Narrowband microwave Infrared

Chapter 14: IEEE 802. 11 Wireless LAN Standard p Wireless LAN standards defined by IEEE 802. 11 committee

Chapter 15: Bluetooth p Bluetooth is an open specification for wireless communication and networking n n n Personal computers Mobile phones Other wireless devices

Internet and Web Resources p Web page for this book n n p Computer Science Student Support Site n p William. Stallings. com/Wireless 1 e. html Useful web sites, errata sheet, figures, tables, slides, internet mailing list, wireless courses William. Stallings. com/Student. Support. html Newsgroups n n comp. std. wireless comp. dcom. *