ITT650hw1

ITT650hw1 - P1.13 What are the pros and cons of having...

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Darrin Wright September 6. 2011 ITT 650 CH 1 HW P1.1 Why do you need wireless services when adequate wired infrastructure exist in most parts of the U.S.? The wireless services are mobile, versatile, and more convenient to use. The wireless devices are also more attractive to users and more transmittable than the wired infrastructure. P1.6 How is an ad hoc network different from a cellular network? In order to use a hoc network, you have to be in close proximity with others using the network while also while using RF signals. A cellular network covers a continuously wide geographical area using cellular frequencies.
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Unformatted text preview: P1.13 What are the pros and cons of having different-size cells for wireless networking? Pros: Different ranges for different types of services. More control of power usage. The smaller the cell, the more users in that area can be provided with that network service. Cons: Limited range for a particular device. Too much power usage. P1.18 What are the similarities between frequency hopping and TDMA? They are both multiple access methods. During frequency hopping, TDMA and FDMA are both use in terms of frequency usage....
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This note was uploaded on 11/22/2011 for the course ITT 650 taught by Professor Zeng during the Fall '11 term at N.C. A&T.

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