Introduction

 

 

In a multitude of universities and colleges, on-line networking and Internet access is an essential part in every successful college student’s academic life. Currently an increasing number of Colleges offer 10 (or 100)-BaseT on-campus network and Internet access in dorms. Now that laptops are in common use in the majority of today’s universities, there is an increasing demand for network access outside of the dorms, like in the classroom where it is just not logical to put a network drop at each desk.

The ideal situation would be a Wireless on-campus network where students and professors alike could access all the colleges network resources with their laptops or PDAs anywhere on the campus. This network would comply with today’s demands for speed and connectivity, such as common 10-baseT Ethernet utilizing the 802.3 protocol.

My goal is to design and build a wireless Ethernet modulation / demodulation and transceiver system that would interface with a standard Ethernet network in any form (10baseT, 10base2 or 10base5). This system would be capable of 10 megabits per second as in a standard hardwired 10-baseT network. This system would have a maximum range dependent on the allocations permitted by the FCC and the frequency / band it utilizes. This range can be determined by utilizing Shannon's Equation of Channel Capacity, BPS = B*Log2 (S/N+1). For every computer that has this interface, it will be completely independent from any landlines, and will never require a network drop.

 

 

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