《电子商务英语》（英文版）Chapter 9 Mobile Commerce and Pervasive Computing

Wireless telecommunications networks Personal Area Networks personal area network(PAN) A wireless telecommunications network for device -to device connections within a small range Bluetooth a set of telecommunications standards that enables wireless devices to communicate with each other over short distances Electronic Commerc Prentice Hall 2006

Electronic Commerce Prentice Hall © 2006 16 Wireless Telecommunications Networks • Personal Area Networks personal area network (PAN) A wireless telecommunications network for device-to￾device connections within a small range Bluetooth A set of telecommunications standards that enables wireless devices to communicate with each other over short distances

Wireless telecommunications networks Wireless local Area networks wireless local area network ( WLAN) a telecommunications network that enables users to make medium-range wireless connections to the Internet or another network Wi-Fi (wireless fidelity) The common name used to describe the ee 802.11 standard used on most Wlans Electronic Commerc Prentice Hall 2006

Electronic Commerce Prentice Hall © 2006 17 Wireless Telecommunications Networks • Wireless Local Area Networks wireless local area network (WLAN) A telecommunications network that enables users to make medium-range wireless connections to the Internet or another network Wi-Fi (wireless fidelity) The common name used to describe the IEEE 802.11 standard used on most WLANs