December 2001
Intermediate to advanced
336 pages
7h 13m
English
Content preview from Ad Hoc Mobile Wireless Networks: Protocols and Systems
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Chapter 2 Origins of Ad Hoc: Packet Radio Networks
2.1 Introduction
The merits of having an infrastructureless network were discovered in the 1970s. At that time, computers were bulky and so were radio transceivers. DARPA had a project known as packet radio, where several wireless terminals could communicate with one another on a battlefield. Packet radio was a technology that extended the concept of packet switching (which evolved from point-to-point communication metworks) to the domain of broadcast radio networks. During the 1970s, the ALOHA [12] project at the University of Hawaii demonstrated the feasibility of using the broadcasting property of radios to send/receive data packets in a single radio hop system. The ALOHA project later led ...
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