Great expectations: The value of spatial diversity in wireless networks
In this paper, the effect of spatial diversity on the throughput and reliability of wireless networks is examined. Spatial diversity is realized through multiple independently fading transmit/receive antenna paths in single-user communication and through independently fading links in multiuser communication. Adopting spatial diversity as a central theme, we start by studying its information-theoretic foundations, then we illustrate its benefits across the physical (signal transmission/coding and receiver signal processing) and networking (resource allocation, routing, and applications) layers. Throughout the paper, we discuss engineering intuition and tradeoffs, emphasizing the strong interactions between the various network functionalities. © 2004 IEEE.
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- 4009 Electronics, sensors and digital hardware
- 0906 Electrical and Electronic Engineering
- 0903 Biomedical Engineering
- 0801 Artificial Intelligence and Image Processing
Citation
Published In
DOI
ISSN
Publication Date
Volume
Issue
Start / End Page
Related Subject Headings
- 4009 Electronics, sensors and digital hardware
- 0906 Electrical and Electronic Engineering
- 0903 Biomedical Engineering
- 0801 Artificial Intelligence and Image Processing