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ICASSP
2009
IEEE
13 years 8 months ago
GTD-based transceivers for decision feedback and bit loading
We consider new optimization problems for transceivers with DFE receivers and linear precoders, which also use bit loading at the transmitter. First, we consider the MIMO QoS (qual...
Ching-Chih Weng, Chun-Yang Chen, P. P. Vaidyanatha...
GLOBECOM
2009
IEEE
13 years 8 months ago
Priority Based Dynamic Rate Control for VoIP Traffic
This paper presents a novel mechanism for dynamic rate control of prioritised Voice Over IP (VoIP) traffic in real time. The system uses our proposed variable bit rate speech codec...
Fariza Sabrina, Jean-Marc Valin
IFIP
1997
Springer
13 years 8 months ago
Measurement-based CAC for video applications using SBR service
This paper provides a conservative estimation of the required bandwidth for video sources multiplexed according to the bu erless scheme and using the Statistical Bit Rate transfer...
F. Brichet, Alan Simonian
MM
1997
ACM
112views Multimedia» more  MM 1997»
13 years 8 months ago
An Evaluation of VBR Disk Admission Algorithms for Continuous Media File Servers
In this paper, we address the problem of choosing a disk admission algorithm for continuous media streams where each stream may have a di erent bit rate, and more importantly, whe...
Dwight J. Makaroff, Gerald W. Neufeld, Norman C. H...
ICIP
1997
IEEE
13 years 8 months ago
Real-Time Very Low Bit Rate Video Coding with Adaptive Mean-Removed Vector Quantization
This is a contribution for very low bit rate video coding in real-time and software only on computers of PC class. It is based on frame replenishment with block coding using mean-...
Dietmar Saupe, B. Butz
ICN
2001
Springer
13 years 9 months ago
QoS Guaranteed Voice Traffic Multiplexing Scheme over VoIP Network Using DiffServ
The current VoIP transfer methods using low bit rate codes such as G.723.1 and G.729 are still very inefficient due to its small payload size in comparison with its large overhead ...
Eun-Ju Ha, Joon-Heup Kwon, Jong-Tae Park
ISCAS
2002
IEEE
65views Hardware» more  ISCAS 2002»
13 years 9 months ago
Maximum achievable energy reduction using coding with applications to deep sub-micron buses
: In this work, the problem of the computation of the minimum energy per bit required for communicating through deep sub-micron buses at a given bit rate is solved with an explicit...
Paul-Peter Sotiriadis, Anantha Chandrakasan, Vahid...
ICCSA
2003
Springer
13 years 9 months ago
Rate Control for Low Bit Rate Video via Enhanced Frame Skipping
A scene-adaptive rate control algorithm with an enhanced frame skipping is proposed for low bit rate video coding. Most existing rate control algorithms for low bit rate video focu...
Jae-Young Pyun, Yoon Kim, Sung-Jea Ko
ISCAS
2003
IEEE
103views Hardware» more  ISCAS 2003»
13 years 9 months ago
Low delay rate-control in video transcoding
In order to obtain optimal visual quality while meeting the bit rate requirements, a video transcoder needs efficient rate-control with fine and dynamic adjustments. This paper pr...
Yu Sun, Xiaohui Wei, Ishfaq Ahmad
ISCAS
2003
IEEE
109views Hardware» more  ISCAS 2003»
13 years 9 months ago
Rate control for advance video coding (AVC) standard
Rate control plays a very important role in constant bit rate (CBR) coding. AVC standard is jointly developed by ISO and ITU-T, which contains several inter and intra prediction m...
Siwei Ma, Wen Gao, Peng Gao, Yan Lu