Sciweavers

260 search results - page 33 / 52
» A New Achievability Scheme for the Relay Channel
Sort
View
ICC
2008
IEEE
101views Communications» more  ICC 2008»
15 years 6 months ago
SINR Estimation in Random Beamforming with Noisy MIMO Channel Measurements
—An improved SINR metric is proposed for the random beamforming scheme introduced by Sharif and Hassibi, when the channel observation used to compute the SINR is known to be nois...
Roland Tresch, Maxime Guillaud
CRYPTO
2008
Springer
123views Cryptology» more  CRYPTO 2008»
15 years 1 months ago
Collusion-Free Protocols in the Mediated Model
Prior approaches [15, 14] to building collusion-free protocols require exotic channels. By taking a conceptually new approach, we are able to use a more digitally-friendly communic...
Joël Alwen, Abhi Shelat, Ivan Visconti
TWC
2008
123views more  TWC 2008»
14 years 11 months ago
Block diagonal geometric mean decomposition (BD-GMD) for MIMO broadcast channels
In recent years, the research on multiple-input multiple-output (MIMO) broadcast channels has attracted much interest, especially since the discovery of the broadcast channel capac...
Shaowei Lin, Winston W. L. Ho, Ying-Chang Liang
TC
1998
14 years 11 months ago
A Primary-Backup Channel Approach to Dependable Real-Time Communication in Multihop Networks
—Many applications require communication services with guaranteed timeliness and fault tolerance at an acceptable level of overhead. We present a scheme for restoring real-time c...
Seungjae Han, Kang G. Shin
WCNC
2010
IEEE
15 years 3 months ago
A Novel Stability Weighted Clustering Algorithm for Multi-Hop Packet Radio Virtual Cellular Network
—Cooperative communications exploit the spatial diversity inherent in multiuser system by allowing cooperation among users having a wide range of channel qualities. How to search...
Qiyue Yu, Na Zhang, Weixiao Meng, Fumiyuki Adachi