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VTC
2010
IEEE
121views Communications» more  VTC 2010»
13 years 8 months ago
Randomized DSFC with Relay-Assisted ARQ for Decentralized Wireless Relay Networks
Abstract—In this paper, randomized distributed spacefrequency coding (R-DSFC) scheme is proposed for decentralized wireless relay networks. We consider relay-assisted ARQ to over...
Eungkuk Nam, Jae Hong Lee
GLOBECOM
2010
IEEE
13 years 8 months ago
Joint Optimization of Spectrum Sensing for Cognitive Radio Networks
Abstract--Cognitive radio networks require fast and reliable spectrum sensing to achieve high network utilization by secondary users. Current optimization approaches to spectrum se...
Ling Luo, Chittabrata Ghosh, Sumit Roy
GLOBECOM
2010
IEEE
13 years 8 months ago
Routing and Scheduling in Distributed Advance Reservation Networks
Advance reservation of connection requests is a growing focus area and a range of solutions have been proposed. However, most efforts here have focused on scheduling algorithm desi...
Chongyang Xie, Hamad Alazemi, Nasir Ghani
PIMRC
2010
IEEE
13 years 8 months ago
Design of diversity-achieving LDPC codes for H-ARQ with cross-packet channel coding
In wireless scenarios an effective protocol to increase the reliability for time-varying channels is the hybrid automatic repeat request (H-ARQ). The H-ARQ scheme with cross-packet...
Dieter Duyck, Daniele Capirone, Christoph Hausl, M...
ICC
2009
IEEE
13 years 8 months ago
Performance Evaluation of QAM-Based BICM: An Analytical Approach
We present an analytical approach to determine the performance of bit-interleaved coded modulation (BICM) transmission over unfaded Gaussian channels. In particular, we derive expr...
Alireza Kenarsari-Anhari, Lutz H.-J. Lampe