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Ajit Jha

Associate Professor

Associate Professor

D3028 ( Jon Lilletuns vei 9, Grimstad )

Research interests

Autonomous systems, Sensors, Sensor Fusion, Signal processing and Algorithm development

Work experience

MAY 2019- PRESENT  Associate Professor, Department of Engineering Sciences,Faculty of Engineering and Science, Univeristy of Agder, Grimstad, Norway

System Architect (ADAS), NOV 2018 - MAY 2019   Ficosa Barcelona, Spain

Test and Validation Engineer (ADAS), NOV 2016 - NOV 2018 Idneo TechnologiesBarcelona, Spain 

System Development Engineer (R&D), JAN 2013 - NOV 2016 Center for sensors, Instruments and System DevelopmentsBarcelona, Spain

Telecommunication Engineer (R&D), April 2012 - JAN 2013 Fraunhoffer Heintich Hertz Institute, Berlin, Germany

Selected publications


Ajit Jha, Francisco Azcona, Santiago Royo, "Cost-effective laser feedback sensor for nanometric scale acoustic perturbations " Optical Engineering, vol. 57, no. 7, 2018

Manoj Kumar Shah, Sheng-Wei Ye, Xin-Hai Zou, Fei Yuan, Ajit Jha, Zhang-Ya Li, Rong-Guo Lu, and Yong Liu,
“Graphene-assisted electro-absorption optical modulator using D-microfiber,” IEEE J. Sel. Top. Quantum Electron. vol. 23,  pp. 89-93, 2017

F. J. Azcona, A. Jha, C. Yañez, R. Atashkhooei, S. Royo, “Microcantilever displacement measurement
using DifferentialOptical Feedback Interferometry,” Sensors, Vol. 16, pp. 997, 2016

J.Perchoux, A. Quotb, R. Atashkhooei, F. Azcona, E.E. Ramírez-Miquet, O. Bernal, A. Jha, A. Arriaga,
C. Yáñez, J. Caum, T. Bosch, S. Royo, “Current developments on optical feedback interferometry as an
all-optical sensor for biomedical applications,” Sensors, Vol. 16, pp. 694, 2016 (Invited)

A. Jha, F. J. Azcona and S. Royo, “Frequency-Modulated Optical Feedback Interferometry for
Nanometric Scale Vibrometry,” IEEE Photonics Technol. Lett., vol. 28, no. 11, pp. 1217-1220, June1, 2016

Ajit Jha, Francisco. Azcona,Carlos Yanez, Santiago Royo, “ Extraction of Vibration Parameters from
Optical Feedback Interferometry Signals using Wavelets,” App. Optics, 54, 10106-13, 2015

Arasanz, F. J. Azcona, S. Royo, A. Jha, J. Pladellorens, “A new method for the acquisition of arterial
pulse wave using self-mixing interferometry”, Opt. Laser. Technol, Vol. 63 pp. 98-104, Nov 2014

F.J. Azcona, R. Atashkhooei, S. Royo, J. Mendez, A. Jha, “A Nanometric Displacement Measurement
System Using Differential Optical Feedback Interferometry”, IEEE Photon. Tech. Lett., vol. 25, No. 21, pp.
2074-7, Nov. 2013

Ajit Jha, Francisco. Azcona, Santiago Royo, “Ultra compact vibrometry measurement with nanometric
accuracy using optical feedback,” Proc. SPIE, Optical Measurement Systems for Industrial Inspection,
95251Y June 22, 2015

Francisco J. Azcona, Ajit Jha, Carlos Yanez, Santiago Royo, “Differential self-mixing interferometry for
micro-cantilever motion sensing,” Proc. SPIE 9529, Optical Methods for Inspection, Characterization,
and Imaging of Biomaterials II, 95291B, June 22, 2015

Ajit Jha, Santiago Royo, Francisco Azcona, Carlos Yanez, “Extracting vibrational parameters from the
time-frequency map of a self-mixing signal: An approach based on Wavelet analysis”, IEEE Sensors Proceedings, pp. 1881-1884, Nov, 2014

Francisco Javier Azcona, Santiago Royo, Ajit Jha, “Towards Atomic Force Microscopy
Measurements Using Differential Self-mixing Interferometry”, IEEE Sensors Proceedings, pp. 766-
770, Nov, 2014

F. J. Azcona, S. Royo, R. Atashkhooei, A. Jha, J. M. Astudillo, “A method to measure sub nanometric
amplitude displacements based on optical feedback interferometry”, Proc. SPIE, Modeling Aspects in
Optical Metrology IV, 878908, May 13, 2013

A. Jha, S.M. Sher, A. Alam, T. Hasan, M. Rehman, “Reduction of Peak to Average Power Ratio (PAPR)
in Orthogonal Frequency Division Multiplexing (OFDM): A Novel Approach Based on Clipping and
Amplification”, Proc. International Conference on Computer Sciences and Convergence Information
Technology (ICCIT), Nov 24-26, Seoul, Korea, 2009

Ajit Jha, "Continuous wave frequency modulated optical feedback (CWFM-OF)": thoery and applications",Tesi doctoral,
UPC,Departament d'Òptica i Optometria, 2016. 

Unpublished Conference and Talks

“Skin Cancer Diagnosis and Prognosis Using Laser Imaging: Technical and Clinical Progress”, Terrassa,
Barcelona, Spain, 31 March – 1 April 2016.

A. Jha,“ Optical feedback based sub-wavelength frequency and displacement detection: an application
towards detecting photo-acoustic wave in tissue”, Talk session presented at Bio-photonics in Cancer
Detection: Technologies and Sensing, Porto, Portugal, 4 – 5 May, 2015

“Light Sciences and Technologies (LiST) for a New World”, June 15-19, Santander, Spain, 2015

Ajit Jha,“ Double Self Mixing Interferometry (SMI) using single laser to calculate target distance and
displacement”, Poster session presented at: Photonics Engineering, Nanophotonics and Biophotonics
summer school Pforzheim, Germany, 8-10 April, 2013

Ajit Jha, “High frequency sub nanometric vibrometry : A novel approach based on frequency sweeping
and optical feedback interferometry”, Poster session presented at: Photonics Engineering,
Nanophotonics and Biophotonics summer schoolPorquerolles island, France, 31 March-3 April, 2014

Ajit Jha,“ Nonlinear dynamics in laser cavity with optical feedback for subwavelength sensing”, Talk
session presented at Photonics Engineering, Nanophotonics and Biophotonics summer school,
Paderborn, Germany, 13 April-16 April, 2015

Last changed: 30.09.2019 13:09

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