Sciweavers

ICC
2008
IEEE
122views Communications» more  ICC 2008»
14 years 6 months ago
Optimizing Adaptive Modulation in Wireless Networks via Utility Maximization
Abstract— We investigate adaptive modulation using the network utility maximization framework. We derive new crosslayer optimal power and rate adaptation policies for several pra...
Daniel O'Neill, Andrea J. Goldsmith, Stephen P. Bo...
ICC
2008
IEEE
142views Communications» more  ICC 2008»
14 years 6 months ago
Multiuser MIMO Downlink with Limited Feedback Using Transmit-Beam Matching
— The multiuser multiple-input multiple-output (MIMO) broadcast channel uses multiple antennas at the transmitter to simultaneously deliver information to multiple users. Despite...
Tae-Hyun Kim, Robert W. Heath Jr., Sunghyun Choi
ICC
2008
IEEE
113views Communications» more  ICC 2008»
14 years 6 months ago
Multiuser MIMO Downlink Beamforming Based on Group Maximum SINR Filtering
Abstract—In this paper we aim to solve the multiuser multiinput multi-output (MIMO) downlink beamforming problem. The transmitter is a multi-antenna base-station broadcasting to ...
Yu-Han Yang, Shih-Chun Lin, Hsuan-Jung Su
ICC
2008
IEEE
133views Communications» more  ICC 2008»
14 years 6 months ago
Call Admission Control for Mobile Agent Based Handoff in Wireless Mesh Networks
Abstract—Wireless mesh network (WMN) has emerged recently as a promising technology for next-generation wireless networking. In WMN, it is important to provide an efficient hand...
Bo Rong, Yi Qian, Kejie Lu, Michel Kadoch
ICC
2008
IEEE
236views Communications» more  ICC 2008»
14 years 6 months ago
Carrier Sensing Based Multiple Access Protocols for Cognitive Radio Networks
—Cognitive radio (CR) dynamically accessing inactive radio spectrum of the primary system (PS) at link level has attracted a lot of research interests. The cognitive radio networ...
Shao-Yu Lien, Chih-Cheng Tseng, Kwang-Cheng Chen
ICC
2008
IEEE
139views Communications» more  ICC 2008»
14 years 6 months ago
Practical Routing and Channel Assignment Scheme for Mesh Networks with Directional Antennas
Abstract— Wireless Mesh Network (WMN) has been recognized as one of the promising technologies to provide wireless broadband access. In addition to the multi-radio multi-channel ...
Wei Zhou, Xi Chen, Daji Qiao
ICC
2008
IEEE
110views Communications» more  ICC 2008»
14 years 6 months ago
Antenna Selection for Next Generation IEEE 802.16 Mobile Stations
The IEEE 802.16/WiMAX standard has fully embraced multi-antenna technology and can, thus, deliver robust and high transmission rates and higher system capacity. Nevertheless, due ...
Chun Nie, Zhifeng Tao, Neelesh B. Mehta, Andreas F...
ICC
2008
IEEE
137views Communications» more  ICC 2008»
14 years 6 months ago
On the Effect of Localization Errors on Geographic Routing in Sensor Networks
—Recently, network localization systems that are based on inter-node ranges have received significant attention. Geographic routing has been considered an application which can u...
Bo Peng, Rainer Mautz, Andrew H. Kemp, Washington ...
ICC
2008
IEEE
105views Communications» more  ICC 2008»
14 years 6 months ago
Inter-Cell Interference Management in WiMAX Downlinks by A Stackelberg Game between BSs
We develop a game theoretic framework for effective and adaptive inter-cell interference management in the OFDMA-based WiMAX/3GPP-LTE systems. Such approach requires no fixed spe...
Yingda Chen, Koon Hoo Teo, Shalinee Kishore, Jinyu...
ICC
2008
IEEE
144views Communications» more  ICC 2008»
14 years 6 months ago
Delay-Minimal Transmission for Energy Constrained Wireless Communications
—We investigate the problem of minimizing the overall transmission delay of data packets in a single-user wireless communication system, where the transmitter has a fixed amount...
Jing Yang, Sennur Ulukus