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GLOBECOM
2006
IEEE
16 years 18 days ago
Optimal Resource Allocation via Geometric Programming for OFDM Broadcast and Multiple Access Channels
Abstract— For multi-user orthogonal frequency division multiplexing (OFDM) systems, efficient optimal rate and power allocation algorithms are presented via geometric programmin...
Kibeom Seong, David D. Yu, Youngjae Kim, John M. C...
GLOBECOM
2006
IEEE
16 years 18 days ago
Linear Joint Source-Channel Coding for Gaussian Sources through Fading Channels
Abstract— We consider the linear coding of a discrete memoryless Gaussian source transmitted through a discrete memoryless fading channel with additive white Gaussian noise (AWGN)...
Jinjun Xiao, Zhi-Quan Luo, Nihar Jindal
GLOBECOM
2006
IEEE
16 years 18 days ago
Investigation of Error Floors of Structured Low-Density Parity-Check Codes by Hardware Emulation
Abstract−Several high performance LDPC codes have paritycheck matrices composed of permutation submatrices. We design a parallel-serial architecture to map the decoder of any str...
Zhengya Zhang, Lara Dolecek, Borivoje Nikolic, Ven...
GLOBECOM
2006
IEEE
16 years 18 days ago
QoS-aware Object Replication in Overlay Networks
Abstract— Many emerging applications for peer to peer overlays may require nodes to satisfy strict timing deadlines to access a replica of a given object. This includes multimedi...
Won Jong Jeon, Indranil Gupta, Klara Nahrstedt
GLOBECOM
2006
IEEE
16 years 18 days ago
PACA: Peer-Assisted Channel Assignment for Home Wireless LANs
Abstract— A home network is a residential local area network, in which users are networking their PCs, laptops or wireless multimedia appliances to use a single residential acces...
Chi-Fai Wong, S.-H. Gary Chan, Jiancong Chen