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SECON
2007
IEEE
16 years 20 days ago
CODE: Cooperative Medium Access for Multirate Wireless Ad Hoc Network
— Cooperative communications can help combat fading and hence can significantly increase the capacity of wireless networks. Although various schemes have been proposed to levera...
Kefeng Tan, Zhiwen Wan, Hao Zhu, Jean Andrian
GLOBECOM
2008
IEEE
15 years 7 months ago
Uplink Ergodic Mutual Information of OFDMA-Based Two-Hop Cooperative Relay Networks with Imperfect CSI
— This paper analyzes the ergodic mutual information of OFDMA cooperative relay networks when the Channel State Information (CSI) imperfection is considered at resource allocatio...
Mohamad Khattar Awad, Xuemin Shen, Bashar Zogheib
VTC
2010
IEEE
175views Communications» more  VTC 2010»
15 years 4 months ago
Incremental Relaying with Imperfect Feedback in Wireless Cooperative Networks
—We present the ǫ-outage capacity in the low signal-to-noise ratio (SNR) regime of an incremental relaying network. The network consists of one source, one destination, and two ...
Tobias Renk, Holger Jaekel, Friedrich Jondral
GLOBECOM
2007
IEEE
16 years 22 days ago
Beamforming with Limited Feedback in Amplify-and-Forward Cooperative Networks
— A relay selection approach has previously been shown to outperform repetition-based scheduling for both amplify-and-forward (AF) and decode-and-forward (DF) cooperative network...
Yi Zhao, Raviraj Adve, Teng Joon Lim
ADHOC
2007
135views more  ADHOC 2007»
15 years 6 months ago
Mitigating the gateway bottleneck via transparent cooperative caching in wireless mesh networks
Wireless mesh networks (WMNs) have been proposed to provide cheap, easily deployable and robust Internet access. The dominant Internet-access traffic from clients causes a congest...
Saumitra M. Das, Himabindu Pucha, Y. Charlie Hu