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ICC
2007
IEEE
15 years 6 months ago
Optimal Constellation for General Rectangular PAM/QAM with Arbitrary Code Mapping
Abstract— Recently the exact expression for the BER of rectangular QAM with arbitrary code mapping was obtained [1]. It is then natural to ask for the optimal constellation desig...
Ning Wei, Yi Wan
IPCCC
2007
IEEE
15 years 6 months ago
On Network Coding Based Multirate Video Streaming in Directed Networks
This paper focuses on network coding based multirate multimedia streaming in directed networks and aims at maximizing the total layers received by all receivers, which directly de...
Chen-guang Xu, Yinlong Xu, Cheng Zhan, Ruizhe Wu, ...
ICC
2007
IEEE
115views Communications» more  ICC 2007»
15 years 6 months ago
Distortion Exponents for Different Source-Channel Diversity Achieving Schemes over Multi-Hop Channels
— The performance limits of multimedia systems combining source (multiple description) coding and channel coding with user cooperation diversity over multi-hop channels is studie...
Karim G. Seddik, Andres Kwasinski, K. J. Ray Liu
ICC
2007
IEEE
108views Communications» more  ICC 2007»
15 years 6 months ago
A Novel Multiple Description Scalable Speech Codec Based on Sinusoidal Model
—Robust and flexible speech codecs are required more and more by speech communication over unreliable and heterogeneous channels such as the internet. In this paper, a novel mult...
Yue Lang, Shenghui Zhao, Jingming Kuang
CIE
2007
Springer
15 years 6 months ago
RZ: A Tool for Bringing Constructive and Computable Mathematics Closer to Programming Practice
Realizability theory is not just a fundamental tool in logic and computability. It also has direct application to the design and implementation of programs, since it can produce co...
Andrej Bauer, Christopher A. Stone