Sciweavers

VTC
2008
IEEE
125views Communications» more  VTC 2008»
14 years 3 months ago
A Bio-Inspired Scheduling Scheme for Wireless Sensor Networks
— Sensor networks with a large amount of sensor nodes usually have high redundancy in sensing coverage. The network lifetime can be further extended by proper scheduling and putt...
Chi-Tsun Cheng, Chi Kong Tse, Francis C. M. Lau
VTC
2008
IEEE
159views Communications» more  VTC 2008»
14 years 3 months ago
Symbol Error Probability of Distributed-Alamouti Scheme in Wireless Relay Networks
—In this paper, we analyze the maximum likelihood decoding performance of non-regenerative cooperation employing Alamouti scheme. Specifically, we derive two closed-form express...
Trung Q. Duong, Dac-Binh Ha, Hoai-An Tran, Nguyen-...
VTC
2008
IEEE
156views Communications» more  VTC 2008»
14 years 3 months ago
Channel Asymmetry and Random Time Slot Hopping in OFDMA-TDD Cellular Networks
Abstract—This paper studies the performance of orthogonal frequency division multiple access – time division duplex (OFDMA-TDD) cellular networks when jointly applying dynamic ...
Ellina Foutekova, Patrick Agyapong, Harald Haas
VTC
2008
IEEE
162views Communications» more  VTC 2008»
14 years 3 months ago
A Novel Blind Channel Estimation Algorithm for a MIMO System
—In this paper, a novel blind channel estimation algorithm for a multiple input multiple output (MIMO) system is described. This algorithm is easier to implement than the previou...
Xia Liu, Marek E. Bialkowski, Shiyang Lu, Hon Tat ...
VTC
2008
IEEE
14 years 3 months ago
Finding the Best QoS Path in a Gilbert Channel Network
—Many different types of modern wired and wireless communication links can be mathematically described as discretebert channels. In this extended abstract, we present an exact me...
Edwin Soedarmadji
VTC
2008
IEEE
142views Communications» more  VTC 2008»
14 years 3 months ago
EXIT-Chart Aided Hybrid Multiuser Detector Design for Frequency-Domain-Spread Chip-Interleaved MC-CDMA
— With the advent of EXtrinsic Information Transfer (EXIT) charts, we are capable of analyzing, predicting and visually comparing the convergence behaviours of different turbo Mu...
Lei Xu, Rong Zhang, Sheng Chen, Lajos Hanzo
VTC
2008
IEEE
173views Communications» more  VTC 2008»
14 years 3 months ago
Adaptive Call Admission Control with Dynamic Resource Reallocation for Cell-Based Multirate Wireless Systems
—This paper studies the admission control and resource allocation in a cell-based wireless system that supports singlemedia and multirate services. Utilizing the idea of adaptive...
Kai-Wei Ke, Chen-Nien Tsai, Ho-Ting Wu, Chia-Hao H...
VTC
2008
IEEE
118views Communications» more  VTC 2008»
14 years 3 months ago
Pre-Equalization for TDD Systems with Imperfect Transceiver Calibration
Abstract—We investigate nonlinear pre-equalization techniques for the downlink of multi-user systems from a transmitter equipped with multiple antennas to non-cooperative single ...
René Habendorf, Gerhard Fettweis