Sciweavers

195 search results - page 7 / 39
» Optimizing transmission rate in wireless channels using adap...
Sort
View
93
Voted
CISS
2007
IEEE
15 years 1 months ago
Channel-Adaptive Optimal OFDMA Scheduling
Abstract-Joint subcarrier, power and rate allocation in orthogonal frequency division multiple access (OFDMA) scheduling is investigated for both downlink and uplink wireless trans...
Xin Wang, Georgios B. Giannakis, Yingqun Yu
ICASSP
2011
IEEE
14 years 1 months ago
Optimal power allocation and joint source-channel coding for wireless DS-CDMA visual sensor networks using the Nash Bargaining S
We consider the problem of resource allocation for a Direct Sequence Code Division Multiple Access (DS-CDMA) wireless visual sensor network (VSN). We use the Nash Bargaining Solut...
Katerina Pandremmenou, Lisimachos P. Kondi, Konsta...
GLOBECOM
2007
IEEE
15 years 3 months ago
Probabilistic-Based Rate Adaptation for IEEE 802.11 WLANs
— Collision awareness has been recognized as a critical component for effective rate adaptation schemes. Recently, several collision-aware rate adaptation schemes have been propo...
Xi Chen, Daji Qiao, Jeonggyun Yu, Sunghyun Choi
GLOBECOM
2008
IEEE
15 years 3 months ago
Cross-Layer Design of Optimal Adaptation Technique over Selection-Combining Diversity Nakagami-m Fading Channels
— Adaptive modulation and antenna diversity are two important enabling techniques for future wireless network to meet demand for high data rate transmission. We study a Markov de...
Ashok K. Karmokar, Vijay K. Bhargava
VTC
2006
IEEE
15 years 3 months ago
Rate Adaptation in Time Varying Channels using Acknowledgement Feedback
— Throughput maximization in a packet switched wireless communication system is considered in this paper. The channel variation is accounted for by modeling the channel as a fin...
Chin Keong Ho, Job Oostveen