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ISCAS
2002
IEEE
72views Hardware» more  ISCAS 2002»
15 years 2 months ago
Delta-sigma modulator topologies with high immunity to pattern noise
This paper addresses the problem of pattern noise encountered in single-stage delta-sigma modulators in the presence of a DC input signal. By utilizing state-space matrices, we ex...
G. Fischer, Deokhwan Hyun
ISQED
2009
IEEE
137views Hardware» more  ISQED 2009»
15 years 4 months ago
Active decap design considerations for optimal supply noise reduction
Active decoupling capacitors (decaps) are more effective than passive decaps at reducing local IR-drop problems in the power distribution network. In the basic active decap, two p...
Xiongfei Meng, Resve A. Saleh
71
Voted
ISCAS
2005
IEEE
121views Hardware» more  ISCAS 2005»
15 years 3 months ago
On phase noise in quadrature cross-coupled oscillators
– A cross-coupled relaxation oscillator has two outputs of the same frequency, which are in quadrature. In this paper a comparative study of the phase noise in a cross-coupled re...
Luís Bica Oliveira, Ahmed Allam, Igor M. Fi...
86
Voted
ICASSP
2011
IEEE
14 years 1 months ago
Joint Bayesian removal of impulse and background noise
We present a method for the removal of noise including nonGaussian impulses from a signal. Impulse noise is removed jointly a homogenous Gaussian noise floor using a Gabor regres...
James Murphy, Simon J. Godsill
ICB
2007
Springer
111views Biometrics» more  ICB 2007»
15 years 3 months ago
Reducing the Effect of Noise on Human Contour in Gait Recognition
Gait can be easily acquired at a distance, so it has become a popular biometric especially in intelligent visual surveillance. In gait-based human identification there are many fa...
Shiqi Yu, Daoliang Tan, Kaiqi Huang, Tieniu Tan