Sciweavers

143 search results - page 25 / 29
» Maximum-Likelihood Decoding and Performance Analysis of a No...
Sort
View
CORR
2010
Springer
144views Education» more  CORR 2010»
13 years 8 months ago
Adaptive Demodulation in Differentially Coherent Phase Systems: Design and Performance Analysis
Adaptive Demodulation (ADM) is a newly proposed rate-adaptive system which operates without requiring Channel State Information (CSI) at the transmitter (unlike adaptive modulatio...
J. David Brown, Jamshid Abouei, Konstantinos N. Pl...
ICC
2008
IEEE
175views Communications» more  ICC 2008»
14 years 2 months ago
Routing in Cooperative Wireless Networks with Mutual-Information Accumulation
Cooperation between the nodes of wireless multihop networks can increase communication reliability, reduce energy consumption, and decrease latency. The possible improvements are ...
Stark C. Draper, Lingjia Liu, Andreas F. Molisch, ...
TWC
2008
133views more  TWC 2008»
13 years 8 months ago
Beam Selection Strategies for Orthogonal Random Beamforming in Sparse Networks
Abstract--Orthogonal random beamforming (ORB) constitutes a mean to exploit spatial multiplexing and multi-user diversity (MUD) gains in multi-antenna broadcast channels. To do so,...
José López Vicario, Roberto Bosisio,...
DCC
2000
IEEE
14 years 25 days ago
Multi-Resolution Adaptation of the SPIHT Algorithm for Multiple Description
Multiple description codes are data compression algorithms designed with the goal of minimizing the distortion caused by data loss in packet-based or diversity communications syst...
Nedeljko Varnica, Michael Fleming, Michelle Effros
INFOCOM
2009
IEEE
14 years 3 months ago
Distributed Opportunistic Scheduling With Two-Level Channel Probing
Distributed opportunistic scheduling (DOS) is studied for wireless ad-hoc networks in which many links contend for the channel using random access before data transmissions. Simpl...
P. S. Chandrashekhar Thejaswi, Junshan Zhang, Man-...