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In this paper we consider the design of broadband optical receivers for use in free-space local area networks. After a brief introduction to the relatively new topic of optical wireless LAN's, our attention turns to the design of receivers for use in these wireless systems. Mathematical models of the noise performance of optical wireless receivers are used to compare two different receiver topologies. This allows us to determine which type of receiver is best suited to a particular operating environment.© (1995) COPYRIGHT SPIE--The International Society for Optical Engineering. Downloading of the abstract is permitted for personal use only. |