Sciweavers

331 search results - page 27 / 67
» Optimal Cooperative Relaying Schemes in IR-UWB Networks
Sort
View
VTC
2007
IEEE
133views Communications» more  VTC 2007»
14 years 2 months ago
Decode-and-Forward Cooperative Networks with Relay Selection
— In this paper, we focus on the diversity order of the decode-and-forward (DF) cooperative networks with relay selection. Many detection schemes have been proposed for the DF; b...
Zhihang Yi, Il-Min Kim
GLOBECOM
2007
IEEE
14 years 2 months 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
CORR
2007
Springer
108views Education» more  CORR 2007»
13 years 8 months ago
Noncoherent Low-Decoding-Complexity Space-Time Codes for Wireless Relay Networks
— The differential encoding/decoding setup introduced by Kiran et al, Oggier et al and Jing et al for wireless relay networks that use codebooks consisting of unitary matrices is...
G. Susinder Rajan, B. Sundar Rajan
TWC
2008
245views more  TWC 2008»
13 years 8 months ago
Cross-Layer Optimal Policies for Spatial Diversity Relaying in Mobile Ad Hoc Networks
In order to adapt to time-varying wireless channels, various channel-adaptive schemes have been proposed to exploit inherent spatial diversity in mobile/wireless ad hoc networks w...
Jing Ai, Alhussein A. Abouzeid, Zhenzhen Ye
GLOBECOM
2009
IEEE
13 years 6 months ago
Energy-Efficient Space-Time Coded Cooperative Routing in Multihop Wireless Networks
Due to the limited energy supplies of nodes in many applications like wireless sensor networks, energy efficiency is crucial for extending the lifetime of these networks. This pape...
Behrouz Maham, Ravi Narasimhan, Are Hjørung...