Sciweavers

14 search results - page 3 / 3
» Performance Analysis of Wireless Scheduling with ARQ in Fast...
Sort
View
TCOM
2010
101views more  TCOM 2010»
12 years 11 months ago
Spectral efficient transmit diversity techniques without cyclic prefix for fading relay channels
Abstract--This paper proposes spectral efficient relayassisted transmit diversity techniques, i.e., space-time and space-frequency block codes (STBC/SFBC), for single carrier frequ...
Ui-Kun Kwon, Dae-Young Seol, Gi-Hong Im
SECON
2010
IEEE
13 years 2 months ago
Leveraging Cognitive Radios for Effective Communications over Water
Wireless communications over water may suffer from serious multipath fading due to strong specular reflections from conducting water surfaces. Cognitive radios enable dynamic spect...
Jian Tang, Li Zhang, Richard S. Wolff, Weiyi Zhang
CORR
2007
Springer
176views Education» more  CORR 2007»
13 years 4 months ago
Crystallization in large wireless networks
—We analyze fading interference relay networks where M single-antenna source-destination terminal pairs communicate concurrently and in the same frequency band through a set of K...
Veniamin I. Morgenshtern, Helmut Bölcskei
CORR
2010
Springer
120views Education» more  CORR 2010»
13 years 4 months ago
How Much Multiuser Diversity is Required for Energy Limited Multiuser Systems?
Multiuser diversity (MUDiv) is one of the central concepts in multiuser (MU) systems. In particular, MUDiv allows for scheduling among users in order to eliminate the negative effe...
Youngwook Ko, Sergiy A. Vorobyov, Masoud Ardakani