BDC4e Chapter 13 - Chapter 13: Wireless Networks Business...

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Chapter 13: Wireless Networks Business Data Communications, 4e
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Reasons for Wireless Networks Mobile communication is needed. Communication must take place in a terrain that makes wired communication difficult or impossible. A communication system must be deployed quickly. Communication facilities must be installed at low initial cost.
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Problems with Wireless Networks Operates in a less controlled environment, so is more susceptible to interference, signal loss, noise, and eavesdropping. Generally, wireless facilities have lower data rates than guided facilities. Frequencies can be more easily reused with guided media than with wireless media.
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Mobile Telephony First Generation analog voice communication using frequency modulation. Second Generation digital techniques and time-division multiple access (TDMA) or code-division multiple access (CDMA) Third Generation evolving from second-generation wireless
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Advanced Mobile Phone Service
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AMPS Components Mobile Units contains a modem that can switch between many frequencies 3 identification numbers: electronic serial
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This note was uploaded on 04/27/2010 for the course BAMU BSC taught by Professor Kmm during the Spring '10 term at University of New York in Prague.

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BDC4e Chapter 13 - Chapter 13: Wireless Networks Business...

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