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117
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TWC
2008
127views more  TWC 2008»
15 years 21 days ago
Energy-Delay Analysis of MAC Protocols in Wireless Networks
In this paper the tradeoff between energy and delay for wireless networks is studied. A network using a request-to-send (RTS) and clear-to-send (CTS) type medium access control (M...
Shih Yu Chang, Wayne E. Stark, Achilleas Anastasop...
93
Voted
TWC
2008
108views more  TWC 2008»
15 years 21 days ago
Quasi-Optimal Channel Assignment for Real-Time Video in OFDM Wireless Systems
In this paper, real-time video transmission with quality of service (QoS) assurance over orthogonal frequency division multiplexing (OFDM) wireless systems is studied. Three quasi-...
Jun Xu, Xuemin Shen, Jon W. Mark, Jun Cai
98
Voted
TWC
2008
131views more  TWC 2008»
15 years 21 days ago
On channel estimation and optimal training design for amplify and forward relay networks
In this paper, we provide a complete study on the training based channel estimation issues for relay networks that employ the amplify-and-forward (AF) transmission scheme. We first...
Feifei Gao, Tao Cui, Arumugam Nallanathan
87
Voted
TWC
2008
114views more  TWC 2008»
15 years 21 days ago
Two dimensional cross-layer optimization for packet transmission over fading channel
In this paper a single-input-single-output wireless data transmission system with adaptive modulation and coding over correlated fading channel is considered, where run-time power ...
Xiaofeng Bai, Abdallah Shami
90
Voted
TWC
2008
110views more  TWC 2008»
15 years 21 days ago
Information outage probability and diversity order of symmetric coordinate interleaved orthogonal designs
Space-time block codes (STBCs) from coordinate interleaved orthogonal designs (CIODs) have attracted considerable attention lately due to their full-diversity and single-symbol dec...
Hoojin Lee, Jeffrey G. Andrews, Edward J. Powers