HSA 4191 Chapter Notes - Chapter 3: Direct-Sequence Spread Spectrum, Frequency-Hopping Spread Spectrum, Wireless Lan
Document Summary
Expansion of radio frequency and microwave technologies has enabled broadband wireless options with various ranges, many of which are well suited for use in healthcare facilities. Availability of low-cost, open-standard wireless technology will lead to cable replacement. Advent of wireless networks has expanded the traditional classification of networks as lans or. Wans into five classes: wireless global area networks, wireless regional area networks, wireless metropolitan area networks, wireless local area networks, wireless personal area networks. Network range may be as extensive as nationwide or limited to a single room. Conceptual aspect of wired network topologies is applicable in wireless networks in that they can be described in terms of connection structure. Wireless connections may be point to point or linear which is a direct connection between two clients such as connecting a personal computing device to a desktop computer to share email and calendar applications.
