Ashkan Ashrafi
Title
Cited by
Cited by
Year
A direct digital frequency synthesizer based on the quasi-linear interpolation method
A Ashrafi, R Adhami, A Milenkovic
IEEE Transactions on Circuits and Systems I: Regular Papers 57 (4), 863-872, 2009
482009
Arbitrary waveform DDFS utilizing Chebyshev polynomials interpolation
A Ashrafi, R Adhami, L Joiner, P Kaveh
IEEE Transactions on Circuits and Systems I: Regular Papers 51 (8), 1468-1475, 2004
422004
A high precision method for measuring very small capacitance changes
A Ashrafi, H Golnabi
Review of Scientific instruments 70 (8), 3483-3487, 1999
341999
Theoretical upperbound of the spurious-free dynamic range in direct digital frequency synthesizers realized by polynomial interpolation methods
A Ashrafi, R Adhami
IEEE Transactions on Circuits and Systems I: Regular Papers 54 (10), 2252-2261, 2007
322007
An involutory Pascal matrix
A Ashrafi, PM Gibson
Linear algebra and its applications 387, 277-286, 2004
182004
A fingerprint verification algorithm using the smallest minimum sum of closest Euclidean distance
UK Bhowmik, A Ashrafi, RR Adhami
2009 International Conference on Electrical, Communications, and Computers …, 2009
172009
A novel ROM-less direct digital frequency synthesizer based on Chebyshev polynomial interpolation
A Ashrafi, Z Pan, R Adhami, BE Wells
Thirty-Sixth Southeastern Symposium on System Theory, 2004. Proceedings of …, 2004
172004
Harmonic oscillator utilizing double-fold integral, traditional and second-order sliding mode control
Y Shtessel, P Kaveh, A Ashrafi
Journal of the Franklin Institute 346 (9), 872-888, 2009
152009
Producing 180/spl deg/out-of-phase signals from a sinusoidal waveform input
H Golnabi, A Ashrafi
IEEE transactions on instrumentation and measurement 45 (1), 312-314, 1996
131996
Children with heavy prenatal alcohol exposure have different frequency domain signal characteristics when producing isometric force
TT Nguyen, A Ashrafi, JD Thomas, EP Riley, RW Simmons
Neurotoxicology and teratology 35, 14-20, 2013
122013
An optimized direct digital frequency synthesizer based on even fourth order polynomial interpolation
A Ashrafi, R Adhami
2006 Proceeding of the Thirty-Eighth Southeastern Symposium on System Theory …, 2006
122006
Application of multivariate empirical mode decomposition and canonical correlation analysis for EEG motion artifact removal
S Tavildar, A Ashrafi
2016 Conference on Advances in Signal Processing (CASP), 150-154, 2016
112016
A direct digital frequency synthesizer utilizing quasi-linear interpolation method
A Ashrafi, R Adhami
Proceedings of the Thirty-Seventh Southeastern Symposium on System Theory …, 2005
112005
A novel square-root Nyquist filter design with prescribed ISI energy
A Ashrafi, FJ Harris
Signal processing 93 (9), 2626-2635, 2013
102013
The utilization of a Taylor series-based transformation in fingerprint verification
P Meenen, A Ashrafi, R Adhami
Pattern recognition letters 27 (14), 1606-1618, 2006
102006
Comments on" A 13-bit resolution ROM-less direct digital frequency synthesizer based on a trigonometric quadruple angle formula"
A Ashrafi, R Adhami
IEEE Transactions on Very Large Scale Integration (VLSI) Systems 13 (9 …, 2005
102005
A 1GHz direct digital frequency synthesizer based on the quasi-linear interpolation method
A Ashrafi, A Milenkovic, R Adhami
2007 IEEE International Symposium on Circuits and Systems, 2766-2769, 2007
82007
Integral and second order sliding mode control of harmonic oscillator
P Kaveh, A Ashrafi, Y Shtessel
Proceedings of the 44th IEEE Conference on Decision and Control, 3941-3946, 2005
82005
Robust harmonic oscillator control via integral and high order sliding modes
Y Shtessel, P Kaveh, A Ashrafi
Proceedings of 8th International Workshop on Variable Structure Systems, 2004
82004
Optimized linear phase square-root Nyquist FIR filters for CDMA IS-95 and UMTS standards
A Ashrafi
Signal processing 93 (4), 866-873, 2013
62013
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Articles 1–20