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11 years 8 months ago
M-Channel Multiple Description Coding With Two-Rate Coding and Staggered Quantization
A low complexity M-channel multiple description coding scheme is developed in this paper, in which each description carries one subset of the input with a higher bit rate and the r...
Upul Samarawickrama, Jie Liang, Chao Tian
136views Communications» more  ICC 2009»
11 years 11 months ago
Dimensioning of a Multi-Rate Network Transporting Variable Bit Rate TV Channels
We consider a centralised (client-server) digital TV network with heterogeneous receiver devices of different resolutions, requiring a multi-rate transport system. There exist two ...
Zlatka Avramova, Sabine Wittevrongel, Herwig Brune...
11 years 12 months ago
Measurement and analysis of real-world 802.11 mesh networks
Despite many years of work in wireless mesh networks built using 802.11 radios, the performance and behavior of these networks in the wild is not well-understood. This lack of und...
Katrina LaCurts, Hari Balakrishnan
11 years 12 months ago
Texture compression of light maps using smooth profile functions
Light maps have long been a popular technique for visually rich real-time rendering in games. They typically contain smooth color gradients which current low bit rate texture comp...
Jim Rasmusson, Jacob Ström, Per Wennersten, M...
127views more  WINET 2010»
12 years 8 days ago
A Markov Decision Process based flow assignment framework for heterogeneous network access
We consider a scenario where devices with multiple networking capabilities access networks with heterogeneous characteristics. In such a setting, we address the problem of effici...
Jatinder Pal Singh, Tansu Alpcan, Piyush Agrawal, ...
70views more  TELSYS 2002»
12 years 1 months ago
Integrating Differentiated Services with ATM
IP in the edge and ATM in the core are commonplace in today's internetworks. The IETF has proposed a new Quality of Service (QoS) mechanism namely Differentiated Services (Dif...
Sowmya Manjanatha, Radim Bartos
107views more  TCSV 2002»
12 years 1 months ago
Subband-adaptive turbo-coded OFDM-based interactive video telephony
A range of adaptive orthogonal frequency division multiplex (AOFDM) video systems are proposed for interactive communications over wireless channels. The proposed constant target b...
Peter J. Cherriman, Thomas Keller 0002, Lajos Hanz...
94views more  WINET 1998»
12 years 1 months ago
A decision feedback decorrelator for a dual rate synchronous DS/CDMA system
Abstract— A dual rate synchronous DS/CDMA system provides service to low bit rate and high bit rate users. In a fixed duration interval, a low rate user transmits one bit while ...
Mohammad Saquib, Roy D. Yates, Narayan B. Mandayam
71views more  JNCA 1998»
12 years 1 months ago
An efficient communication scheme for media on-demand services with hard QoS guarantees
The critical issue of multimedia communications is to provide quality of service (QoS) guarantees while system resources are efficiently used. The system utilisation is usually lo...
Guojun Lu, Chester Kang
80views more  JNCA 2007»
12 years 1 months ago
High-speed routers design using data stream distributor unit
As the line rates standards are changing frequently to provide higher bit rates, the routers design has become very challenging due to the need for new wire-speed router’s netwo...
Ali El Kateeb