Sciweavers

49 search results - page 6 / 10
» Best-effort cooperative communication without dedicated rela...
Sort
View
JSAC
2007
153views more  JSAC 2007»
14 years 9 months ago
Cooperative Relay Service in a Wireless LAN
As a family of wireless local area network (WLAN) protocols between physical layer and higher layer protocols, IEEE 802.11 has to accommodate the features and requirements of both...
Lei Guo, Xiaoning Ding, Haining Wang, Qun Li, Song...
GLOBECOM
2010
IEEE
14 years 7 months ago
Space-Time Network Codes Utilizing Transform-Based Coding
Abstract-- Cooperative communications can be used to improve communication reliability. However, the transmissions from different relaying nodes result in a great challenge in prac...
Hung-Quoc Lai, Zhenzhen Gao, K. J. Ray Liu
VTC
2008
IEEE
140views Communications» more  VTC 2008»
15 years 4 months ago
Diversity Combining of Signals with Different Modulation Levels in Cooperative Relay Networks
In digital cooperative relaying, signals from the source-destination and relay-destination links are combined at the destination to achieve spatial diversity. These signals do not ...
Akram Bin Sediq, Halim Yanikomeroglu
INFOCOM
2007
IEEE
15 years 4 months ago
Many-to-Many Communication: A New Approach for Collaboration in MANETs
—We introduce a collaboration-driven approach to the sharing of the available bandwidth in wireless ad hoc networks, which we call many-to-many cooperation, that allows concurren...
Renato M. de Moraes, Hamid R. Sadjadpour, J. J. Ga...
TMC
2010
138views more  TMC 2010»
14 years 8 months ago
Distributed Relay-Assignment Protocols for Coverage Expansion in Cooperative Wireless Networks
—One important application of cooperative communications is to extend coverage area in wireless networks without increasing infrastructure. However, a crucial challenge in implem...
Ahmed K. Sadek, Zhu Han, K. J. Ray Liu