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» LDPC Codes for Fading Channels: Two Strategies
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CORR
2007
Springer
104views Education» more  CORR 2007»
13 years 7 months ago
Searching for low weight pseudo-codewords
— Belief Propagation (BP) and Linear Programming (LP) decodings of Low Density Parity Check (LDPC) codes are discussed. We summarize results of instanton/pseudo-codeword approach...
Michael Chertkov, Mikhail G. Stepanov
TWC
2010
13 years 2 months ago
Maximum-likelihood noncoherent OSTBC detection with polynomial complexity
Abstract--We prove that maximum-likelihood (ML) noncoherent sequence detection of orthogonal space-time block coded signals can always be performed in polynomial time with respect ...
Dimitris S. Papailiopoulos, George N. Karystinos
ICC
2009
IEEE
120views Communications» more  ICC 2009»
13 years 5 months ago
Achieving Exponential Diversity in Wireless Multihop Systems with Regenerative Relays
Abstract--We present and analyze two different power allocation strategies for considerably improving the average bit error rate (BER) performance of wireless multihop systems with...
Andreas Müller 0001, Joachim Speidel
ICMCS
2006
IEEE
165views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Cross Layer Adaptation for H.264 Video Multicasting Over Wireless Lan
This paper describes cross-layer optimization strategies and simulation results for H.264 video multicast over wireless LAN. The proposed scheme takes into account the varying cha...
Zhengye Liu, Hang Liu, Yao Wang
WCNC
2010
IEEE
13 years 5 months ago
Channel Modeling and MIMO Capacity for Outdoor Millimeter Wave Links
Recent work has shown that mesh networks based on short-range outdoor millimeter (mm) wave links in the unlicensed 60 GHz band are a promising approach to providing an easily deplo...
Hong Zhang, Sriram Venkateswaran, Upamanyu Madhow