Sciweavers

ICC
2008
IEEE
119views Communications» more  ICC 2008»
14 years 6 months ago
Multicommodity Lifetime Routing for Wireless Sensor Networks with Multiple Sinks
— Wireless sensor networks (WSNs) have recently received increasing attention from research and development communities. In a WSN, the field information (e.g., temperature, humi...
Vahid Shah-Mansouri, Amir Hamed Mohsenian Rad, Vin...
ICC
2008
IEEE
14 years 6 months ago
Normal Graphs for Downlink Multiuser MIMO Scheduling
—Inspired by the success of the low-density parity-check (LDPC) codes in the field of error-control coding, in this paper we propose transforming the downlink multiuser multiple-...
Jung-Chieh Chen, Cheng-Hsuan Wu, Chao-Kai Wen, Yao...
ICC
2008
IEEE
150views Communications» more  ICC 2008»
14 years 6 months ago
Multi-User Diversity vs. Accurate Channel Feedback for MIMO Broadcast Channels
— A multiple transmit antenna, single receive antenna (per receiver) downlink channel with limited channel feedback is considered. Given a constraint on the total system-wide cha...
Niranjay Ravindran, Nihar Jindal
ICC
2008
IEEE
14 years 6 months ago
Queuing Analysis on MIMO Systems with Adaptive Modulation and Coding
— The combined MIMO with Adaptive Modulation and Coding (AMC) technology can provide high spectral efficiency and link robustness. Moreover, the diversity-multiplexing tradeoff ...
Sheng Zhou, Kai Zhang, Zhisheng Niu, Yang Yang
ICC
2008
IEEE
109views Communications» more  ICC 2008»
14 years 6 months ago
Wireless Scheduling Algorithms with O(1) Overhead for M-Hop Interference Model
Abstract—We develop a family of distributed wireless scheduling algorithms that requires only O(1) complexity for M-hop interference model, for any finite M. The recent technolo...
Yung Yi, Mung Chiang
ICC
2008
IEEE
310views Communications» more  ICC 2008»
14 years 6 months ago
VoIP over WLANs by Adapting Transmitting Interval and Call Admission Control
— VoIP over wireless local area network (WLAN) is an important application of WLAN and gaining more and more attention recently. In this paper, we analyze the maximum number of V...
Zhuo Chen, Lingyun Wang, Feng Zhang, Xinbing Wang,...
ICC
2008
IEEE
150views Communications» more  ICC 2008»
14 years 6 months ago
Adaptive Modulation-Based TCP-Aware Uplink Scheduling in IEEE 802.16 Networks
— In this paper we propose polling based uplink scheduling schemes for TCP based applications in a multipointto-point fixed broadband IEEE 802.16 network. Our schemes adapt the ...
Hemant Kumar Rath, Abhay Karandikar, Vishal Sharma
ICC
2008
IEEE
115views Communications» more  ICC 2008»
14 years 6 months ago
Sliding-Window Algorithm for Asynchronous Cooperative Sensing in Wireless Cognitive Networks
—To improve the performance of spectrum sensing, cooperation among Cognitive Radios (CRs) has been proposed recently as an effective solution. Most existing works require either ...
Chengqi Song, Qian Zhang
ICC
2008
IEEE
126views Communications» more  ICC 2008»
14 years 6 months ago
On The Rate-Distance Adaptability of Slotted Aloha
—In wireless communication systems, the signal strength/quality generally varies with the distances between transmitters and receivers. As a consequence, the throughput in the MA...
Chih-Cheng Tseng, Shao-Yu Lien, Kwang-Cheng Chen, ...
ICC
2008
IEEE
168views Communications» more  ICC 2008»
14 years 6 months ago
Topology Control for Reliable Sensor-to-Sink Data Transport in Sensor Networks
— Wireless Sensor Networks (WSNs) are generally used for harsh environments involving military surveillance, emergency response, and habitat monitoring. Due to severe resource co...
Jiong Wang, Sirisha Medidi