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» Error-Correction, and Finite-Delay Decodability
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DCC
2007
IEEE
15 years 9 months ago
Bounds on Redundancy in Constrained Delay Arithmetic Coding
We address the problem of a finite delay constraint in an arithmetic coding system. Due to the nature of the arithmetic coding process, source sequences causing arbitrarily large ...
Ofer Shayevitz, Eado Meron, Meir Feder, Ram Zamir
ISCAS
2003
IEEE
113views Hardware» more  ISCAS 2003»
15 years 2 months ago
Analog-decoder experiments with subthreshold CMOS soft-gates
A collection of analog “soft-gate” CMOS ASICs operating in subthreshold-mode was implemented in a low-cost semi-custom 0.8 µm technology. These soft-gates allow, in particula...
Matthias Frey, Hans-Andrea Loeliger, Felix Lustenb...
IFIP
2009
Springer
15 years 4 months ago
Enhancing Progressive Encryption for Scalable Video Streams
The technique called progressive encryption is used in many areas of content security. However, the plain algorithm itself is only applicable in real transmission scenarios where n...
Viktor Gergely, Gábor Fehér
MSO
2003
14 years 10 months ago
Simulation based Development of Efficient Hardware for Sort based Algorithms
The use of sub-optimal digital systems can at times lead to high speed, efficient, costeffective structures that are sufficient to perform needed tasks. We describe here a system ...
Niklas Hansson, Jay H. Harris
TCOM
2010
142views more  TCOM 2010»
14 years 4 months ago
Performance Bounds and Distance Spectra of Variable Length Codes in Turbo/Concatenated Systems
Abstract--Variable length codes (VLCs), used in data compression, are very sensitive to error propagation in the presence of noisy channels. Addressing this problem with joint sour...
Xavier Jaspar, Luc Vandendorpe