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IEICET
2007
93views more  IEICET 2007»
13 years 7 months ago
Experimental Evaluation of Decision Criteria for WLAN Handover: Signal Strength and Frame Retransmission
Abstract. In ubiquitous networks, Mobile Nodes (MNs) may often suffer from performance degradation due to the following two reasons: (1) reduction of signal strength by an MN’s m...
Kazuya Tsukamoto, Takeshi Yamaguchi, Shigeru Kashi...
ISLPED
2005
ACM
109views Hardware» more  ISLPED 2005»
14 years 1 months ago
Power reduction by varying sampling rate
The rate at which a digital signal processing (DSP) system operates depends on the highest frequency component in the input signal. DSP applications must sample their inputs at a ...
William R. Dieter, Srabosti Datta, Wong Key Kai
ICIP
2003
IEEE
14 years 9 months ago
Adaptive system on a chip (ASOC): a backbone for power-aware signal processing cores
For motion estimation (ME) and discrete cosine transform (DCT) of MPEG video encoding, content variation and perceptual tolerance in video signals can be exploited to gracefully t...
Andrew Laffely, Jian Liang, Russell Tessier, Wayne...
IADIS
2003
13 years 9 months ago
Quality Assurance in Teaching English
The issue of quality assurance has been on the agenda of distance and open teachinguniversities for many years. In such a context, the development of high quality study materials ...
Mahmoud Alimohammadi
ICIP
2003
IEEE
14 years 9 months ago
Colour quantisation through dithering techniques
Most colour image printing and display devices do not have the capacity to deal with true-colours. To display the image anyway, they need to apply a quantisation method to reduce ...
Clemence Alasseur, Anthony G. Constantinides, Lion...