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VTC
2010
IEEE
142views Communications» more  VTC 2010»
14 years 8 months ago
Low-Feedback Multiple-Access and Scheduling via Location and Geometry Information
—This paper exploits the use of location information of wireless terminals to improve the performance of a beamforming system and support multiple access. Based on a system provi...
Congzheng Han, Matthew Webb, Angela Doufexi, Mark ...
ICC
2009
IEEE
130views Communications» more  ICC 2009»
14 years 7 months ago
User Profiling: A Method for Limited Feedback in OFDMA Systems
In the OFDMA downlink, obtaining Channel State Information (CSI) from users is necessary for the Base Station (BS) to optimize network performance by intelligently allocating resou...
Vinay R. Majjigi, Rajiv Agarwal, John M. Cioffi
CORR
2007
Springer
57views Education» more  CORR 2007»
14 years 10 months ago
On Evaluating the Rate-Distortion Function of Sources with Feed-Forward and the Capacity of Channels with Feedback
— In this work, we study the problem of evaluating the performance limit of two communication problems that are closely related to each other- source coding with feed-forward and...
Ramji Venkataramanan, S. Sandeep Pradhan
TIT
1998
81views more  TIT 1998»
14 years 9 months ago
Fast Iterative Coding Techniques for Feedback Channels
Abstract—A class of capacity-achieving, low-complexity, highreliability, variable-rate coding schemes is developed for communication over discrete memoryless channels with noisel...
James M. Ooi, Gregory W. Wornell
TIT
2010
88views Education» more  TIT 2010»
14 years 4 months ago
Zero-rate feedback can achieve the empirical capacity
The utility of limited feedback for coding over an individual sequence of DMCs is investigated. This study complements recent results showing how limited or noisy feedback can boos...
Krishnan Eswaran, Anand D. Sarwate, Anant Sahai, M...