Prof. Anjan K. Ghosh Profile

Prof. Anjan K. Ghosh

Professor at DA-IICT

SPIE Involvement:

Author

Publications (42)

Proceedings Article | 3 October 2022 Presentation + Paper

An investigation of the partitioning of images with respect to compressibility and spatial complexity

Anjan Ghosh, Tamojay Deb

Proceedings Volume 12225, 122250B (2022) https://doi.org/10.1117/12.2633574

KEYWORDS: Image segmentation, Image compression, Visualization, Matrices, Cameras, Data storage, Image processing, Visual compression, Surgery, Soil science

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Proceedings Article | 6 September 2019 Presentation + Paper

Changes in the characteristics of chaotic optical signals owing to propagation in optical fibers

Anjan Ghosh, Nirmal Patel

Proceedings Volume 11136, 111360S (2019) https://doi.org/10.1117/12.2529577

KEYWORDS: Chaos, Optical fibers, Modulators, Signal attenuation, Optical communications, Complex systems, Telecommunications

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Proceedings Article | 6 September 2019 Presentation + Paper

Characteristics of optical chaos generated by an acousto-optic system in the Raman-Nath mode

Anjan Ghosh

Proceedings Volume 11136, 111360X (2019) https://doi.org/10.1117/12.2529484

KEYWORDS: Diffraction, Chaos, Acousto-optics, Telecommunications, Bessel functions

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SPIE Journal Paper | 23 May 2017

Bit error rate analysis of the Κ channel using wavelength diversity

Dhaval Shah, Dilip Kumar Kothari, Anjan Ghosh

OE, Vol. 56, Issue 05, 056106, (May 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.5.056106

KEYWORDS: Error analysis, Free space optics, Turbulence, Free space, Atmospheric turbulence, Atmospheric optics, Mathematical modeling, Systems modeling, Receivers

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SPIE Journal Paper | 16 February 2017 Open Access

Errata: Performance of free-space optical link with wavelength diversity over exponentiated Weibull channel

Dhaval Shah, Dilipkumar Kothari, Anjan Ghosh

OE, Vol. 56, Issue 02, 029802, (February 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.2.029802

KEYWORDS: Channel projecting optics, Free space optics, Optical engineering, Electronics, Free space optical communications

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Proceedings Article | 11 May 2016 Paper

Standardization of infrared breast thermogram acquisition protocols and abnormality analysis of breast thermograms

Mrinal Kanti Bhowmik, Usha Rani Gogoi, Kakali Das, Anjan Kumar Ghosh, Debotosh Bhattacharjee, Gautam Majumdar

Proceedings Volume 9861, 986115 (2016) https://doi.org/10.1117/12.2223421

KEYWORDS: Breast, Thermography, Infrared radiation, Breast cancer, Statistical analysis, Feature extraction, Cancer, Tumors, Image segmentation, Mammography

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Proceedings Article | 22 February 2011 Paper

Characterization of chaos generated by bistable optical systems with a nonlinearity of the form sin[sup]2[/sup](x)

A. Ghosh, P. Verma

Proceedings Volume 7923, 792309 (2011) https://doi.org/10.1117/12.876311

KEYWORDS: Chaos, Complex systems, Adaptive optics, Telecommunications, Laser energy, Electro optics, Optical communications, Modulators, Signal processing, Free space optics

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SPIE Journal Paper | 1 January 2011

Lyapunov exponent of chaos generated by acousto-optic modulators with feedback

Anjan Ghosh, Pramode Verma

OE, Vol. 50, Issue 01, 017005, (January 2011) https://doi.org/10.1117/12.10.1117/1.3530105

KEYWORDS: Chaos, Adaptive optics, Complex systems, Acousto-optics, Bragg cells, Telecommunications, Optical engineering, Optical communications, Laser energy, Computer engineering

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Proceedings Article | 11 September 2010 Paper

Propagation of a Gaussian beam through a stack of positive and negative refractive index materials

Anjan Ghosh, Pramode Verma, Rola Aylo, Partha Banerjee

Proceedings Volume 7754, 775415 (2010) https://doi.org/10.1117/12.861948

KEYWORDS: Gaussian beams, Refractive index, Metamaterials, Beam propagation method, Dielectrics, Sensors, Radio propagation, Electrochemical etching, Wave propagation, Geometrical optics

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Proceedings Article | 24 August 2010 Paper

Performance measures in acousto-optic chaotic signal encryption system subject to parametric variations and additive noise

Mohammed Al-Saedi, Monish Chatterjee, Anjan Ghosh

Proceedings Volume 7814, 78140D (2010) https://doi.org/10.1117/12.862108

KEYWORDS: Chaos, Interference (communication), Receivers, Transmitters, Acousto-optics, Bragg cells, Heterodyning, Linear filtering, Bistability, Signal to noise ratio

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Proceedings Article | 24 August 2010 Paper

Free-space optics based sensor network design using angle-diversity photodiode arrays

Anjan Ghosh, Pramode Verma, Robert Huck, Swathi Kunta

Proceedings Volume 7814, 78140U (2010) https://doi.org/10.1117/12.862087

KEYWORDS: Photodiodes, Sensor networks, Free space optics, Signal to noise ratio, Sensors, Transmitters, Receivers, Light emitting diodes, Telecommunications, Photodetectors

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Proceedings Article | 12 February 2010 Paper

Design of metamaterial based sensors for pressure measurement

Partha Banerjee, Pramode Verma, Anjan Ghosh, Rola Aylo

Proceedings Volume 7604, 760412 (2010) https://doi.org/10.1117/12.846835

KEYWORDS: Sensors, Transmittance, Refractive index, Metamaterials, Reflectivity, Multilayers, Magnetism, Temperature metrology, Electrochemical etching, Plasma

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Proceedings Article | 21 August 2009 Paper

Design of acousto-optic chaos based secure free-space optical communication links

M. Chatterjee, R. Huck, P. Verma, S. Cheng, A. Ghosh, M. Al-Saedi

Proceedings Volume 7464, 74640L (2009) https://doi.org/10.1117/12.826813

KEYWORDS: Chaos, Acousto-optics, Modulation, Free space optical communications, Receivers, Telecommunications, Computer security, Transmitters, Adaptive optics, Data communications

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Proceedings Article | 2 May 2009 Paper

Mobility in free-space optics based wireless sensor networks

Pramode Verma, Robert Huck, Anjan Ghosh

Proceedings Volume 7349, 73490J (2009) https://doi.org/10.1117/12.819098

KEYWORDS: Photodiodes, Sensor networks, Free space optics, Sensors, Signal to noise ratio, Transmitters, Receivers, Telecommunications, Transceivers, Light emitting diodes

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Proceedings Article | 26 January 2009 Paper

A nanophotonic sensor for large electric current measurements

J. Fagan, D. Arora, R. Huck, A. Ghosh, P. Verma

Proceedings Volume 7222, 72221C (2009) https://doi.org/10.1117/12.807345

KEYWORDS: Fiber optics sensors, Sensors, Magnetism, Optical fibers, Refractive index, Nanophotonics, Nanomaterials, Liquids, Photodetectors, Dielectrics

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Proceedings Article | 26 January 2009 Paper

A MEMS device for measuring laser power and spot size

Anjan Ghosh, Sagnik Pal

Proceedings Volume 7222, 72220N (2009) https://doi.org/10.1117/12.807342

KEYWORDS: Microelectromechanical systems, Silicon, Measurement devices, Crystals, Optical simulations, Photodetectors, Numerical analysis, Temperature metrology, Microopto electromechanical systems, Optical sensors

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Proceedings Article | 24 March 2008 Paper

Performance of an optical identification and interrogation system

P. Verma, S. Cheng, A. Ghosh, A. Venugopalan

Proceedings Volume 6975, 69750C (2008) https://doi.org/10.1117/12.777174

KEYWORDS: Telecommunications, Free space optics, Computer security, Sensors, System identification, Information security, Network security, Modulation, Radio optics, Transmitters

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Proceedings Article | 20 September 2007 Paper

Spatial filtering with surface plasmon resonance systems

A. Ghosh, S. Aggarwal, M. Jain, P. Anurag, V. Siddharth, M. Bhagat

Proceedings Volume 6695, 669506 (2007) https://doi.org/10.1117/12.735446

KEYWORDS: Surface plasmons, Refractive index, Metals, Prisms, Interfaces, Reflectivity, Spatial filters, Reflection, Dielectrics, Sensors

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Proceedings Article | 25 October 2006 Paper

Design and calibration of low-cost fiber optic sensors for refractive index measurement of turbid liquids

Joseph John, Pinaki Gupta-Bhaya, Anjan Kumar Ghosh, Vishal Saxena

Proceedings Volume 6378, 63780V (2006) https://doi.org/10.1117/12.686572

KEYWORDS: Refractive index, Sensors, Cladding, Liquids, Fiber optics sensors, Absorption, Optical fibers, Copper, Actuators, Calibration

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Proceedings Article | 19 October 2006 Paper

Optimal actuation of microcantilevers by a laser beam

Sagnik Pal, Anjan Ghosh

Proceedings Volume 6374, 63740O (2006) https://doi.org/10.1117/12.685947

KEYWORDS: Continuous wave operation, Optical simulations, Control systems, Electrical engineering, Microelectromechanical systems, Photodetectors, Optical signal processing, Analog electronics, Analytical research, Microsystems

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Proceedings Article | 23 October 2003 Paper

Optical processing of signals in surface-plasmon-resonance-based optical biosensors

Anjan Ghosh

Proceedings Volume 5202, (2003) https://doi.org/10.1117/12.505140

KEYWORDS: Metals, Sensors, Optical signal processing, Signal processing, Optical sensors, Diffractive optical elements, Photodetectors, Free space optics, Surface plasmons, Dielectrics

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Proceedings Article | 23 October 2003 Paper

Effects of misalignments in packaging of array-based optical interconnects and processors

Anjan Ghosh

Proceedings Volume 5202, (2003) https://doi.org/10.1117/12.505136

KEYWORDS: Receptors, Optical fibers, Optical interconnects, Packaging, Optical arrays, Optical components, Switches, Micromirrors, Free space optics, Photodetectors

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Proceedings Article | 25 September 2001 Paper

Misalignment-tolerant packaging of optical-interconnection-based systems using multiple photodetectors

Anjan Ghosh

Proceedings Volume 4417, (2001) https://doi.org/10.1117/12.441294

KEYWORDS: Photodetectors, Palladium, Sensors, Signal to noise ratio, Packaging, Optical interconnects, Tolerancing, Photodiodes, Optical alignment, Staring arrays

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Proceedings Article | 8 May 2001 Paper

Design and applications of optical devices using optical fibers with radiative taps

Anjan Ghosh

Proceedings Volume 4416, (2001) https://doi.org/10.1117/12.427086

KEYWORDS: Optical fibers, Multimode fibers, Signal processing, Fiber optic illuminators, Fiber optics sensors, Lithium, Sensors, Optical components, Instrument modeling, Optical signal processing

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Proceedings Article | 23 October 2000 Paper

Crosstalk in packaging array-based optical interconnects and processors

Anjan Ghosh

Proceedings Volume 4229, (2000) https://doi.org/10.1117/12.404881

KEYWORDS: Optical fibers, Receptors, Optical interconnects, Optical arrays, Optical components, Packaging, Vertical cavity surface emitting lasers, Photodetectors, Channel projecting optics, Telecommunications

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SPIE Journal Paper | 1 May 2000

Package design for low-cost optical liquid-level sensors

Anjan Ghosh, Navjot Bedi, Prashanta Paul

OE, Vol. 39, Issue 05, (May 2000) https://doi.org/10.1117/12.10.1117/1.602508

KEYWORDS: Sensors, Liquids, Photodetectors, Optical sensors, Optical design, Reflection, Gaussian beams, Refractive index, Interfaces, Semiconductor lasers

Proceedings Article | 11 November 1999 Paper

Low-cost optical liquid level sensors

Prashanta Paul, Anjan Ghosh, Navjot Bedi

Proceedings Volume 3897, (1999) https://doi.org/10.1117/12.369349

KEYWORDS: Liquids, Sensors, Photodetectors, Optical sensors, Reflection, Glasses, Interfaces, Gaussian beams, Refractive index, Light emitting diodes

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SPIE Journal Paper | 1 September 1997

Acousto-optic infinite-impulse-response digital filters for line enhancement or notch filtering

Anjan Ghosh, Palacharla Paparao

OE, Vol. 36, Issue 09, (September 1997) https://doi.org/10.1117/12.10.1117/1.601483

KEYWORDS: Infinite impulse response filters, Acousto-optics, Electronic filtering, Adaptive optics, Optical filters, Digital filtering, Filtering (signal processing), Signal to noise ratio, Signal detection, Interference (communication)

SPIE Journal Paper | 1 March 1997

Design of fiber optic adaline neural networks

Anjan Ghosh, Jim Trepka

OE, Vol. 36, Issue 03, (March 1997) https://doi.org/10.1117/12.10.1117/1.601138

KEYWORDS: Fiber optics, Neural networks, Spatial light modulators, Optoelectronics, Optical design, Sensors, Error analysis, Fiber optic networks, Signal processing, Electronic components

Proceedings Article | 7 April 1995 Paper

Laser trapping of trace amounts of radioactive atoms

G. Gwinner, F. Xu, Gene Sprouse, P. Voytas, J. Behr, L. Orozco, A. Ghosh, J. Simsarian

Proceedings Volume 2385, (1995) https://doi.org/10.1117/12.206448

KEYWORDS: Chemical species, Magneto-optics, Ions, Coating, Optical trapping, Francium, Rubidium, Luminescence, Nuclear physics, Polarization

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Proceedings Article | 2 February 1993 Paper

Fiber optic Adaline neural networks

Jim Trepka, Palacharla Paparao, Anjan Ghosh

Proceedings Volume 1773, (1993) https://doi.org/10.1117/12.983198

KEYWORDS: Neural networks, Fiber optics, Spatial light modulators, Error analysis, Sensors, Fiber optic networks, Photodetectors, Logic, Fiber optics sensors, Optoelectronics

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Proceedings Article | 2 February 1993 Paper

Alignability vs. bandwidth and signal-to-noise ratio for optical interconnects

Anjan Ghosh, Russell Beech

Proceedings Volume 1773, (1993) https://doi.org/10.1117/12.983216

KEYWORDS: Signal to noise ratio, Optical interconnects, Sensors, Receivers, Photodiodes, Optical alignment, Neural networks, Capacitance, Amplifiers, Optical design

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Proceedings Article | 16 December 1992 Paper

Effect of noise on photorefractive grating readout

J. Liu, Partha Banerjee, Qi Wang Song, Anjan Ghosh

Proceedings Volume 1622, (1992) https://doi.org/10.1117/12.637032

KEYWORDS: Signal to noise ratio, Holograms, Diffraction, Holography, Optical transfer functions, Gaussian beams, Modulation, Refractive index, Fourier transforms, Electrical engineering

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Proceedings Article | 1 December 1991 Paper

Fault tolerance of opto-electronic neural networks

Anjan Ghosh

Proceedings Volume 1563, (1991) https://doi.org/10.1117/12.2321724

KEYWORDS: Neural networks, Optoelectronics, Tolerancing, Content addressable memory, Detector arrays, Electrical engineering, Analog electronics, Optical components

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Proceedings Article | 1 December 1991 Paper

Design and performance analysis of optoelectronic adaptive infinite-impulse response filters

Anjan Ghosh

Proceedings Volume 1565, (1991) https://doi.org/10.1117/12.49766

KEYWORDS: Digital filtering, Filtering (signal processing), Optoelectronics, Electronic filtering, Signal processing, Spatial light modulators, Infinite impulse response filters, Fiber optics, Acousto-optics, Error analysis

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Proceedings Article | 1 November 1991 Paper

Compact joint transform correlators in planar-integrated packages

Anjan Ghosh

Proceedings Volume 1564, (1991) https://doi.org/10.1117/12.49713

KEYWORDS: Optical correlators, Joint transforms, Glasses, Spatial light modulators, Target recognition, Charge-coupled devices, Integrated optics, Packaging, Optical interconnects, Optical components

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Proceedings Article | 1 November 1991 Paper

Realization of infinite-impulse response filters using acousto-optic cells

Anjan Ghosh

Proceedings Volume 1564, (1991) https://doi.org/10.1117/12.49743

KEYWORDS: Acousto-optics, Nonlinear filtering, Electronic filtering, Spatial light modulators, Optical signal processing, Optical filters, Linear filtering, Optical amplifiers, Infinite impulse response filters, Adaptive optics

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Proceedings Article | 1 April 1991 Paper

Analysis of alignment in optical interconnection systems

Russell Beech, Anjan Ghosh

Proceedings Volume 1389, (1991) https://doi.org/10.1117/12.25564

KEYWORDS: Optical alignment, Optical interconnects, Reliability, Optics manufacturing, Switches, Instrument modeling, Packaging

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Proceedings Article | 1 February 1991 Paper

Design of adaptive optical equalizers for fiber optic communication systems

Susan Allen, Jim Barner, Palacharla Paparao, Kamran Imen, Anjan Ghosh

Proceedings Volume 1371, (1991) https://doi.org/10.1117/12.24883

KEYWORDS: Fiber optics, Adaptive optics, Digital filtering, Optical design, Signal processing, Sensors, Signal attenuation, Error analysis, Spatial light modulators, Analog electronics

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Proceedings Article | 1 January 1991 Paper

Laser-fabricated fiber optical taps for interconnects and optical data processing devices

Y. Yang, Kamran Imen, Anjan Ghosh, Susan Allen, Changhun Lee

Proceedings Volume 1365, (1991) https://doi.org/10.1117/12.24661

KEYWORDS: Fiber optics, Fiber lasers, Cladding, Carbon dioxide lasers, Etching, Laser processing, Laser optics, Multimode fibers, Optical fibers, Fabrication

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Proceedings Article | 27 December 1990 Paper

Improved arithmetic Fourier transform algorithm

Anjan Ghosh, Palacharla Paparao

Proceedings Volume 1347, (1990) https://doi.org/10.1117/12.23442

KEYWORDS: Fourier transforms, Integrated circuits, Integrated optics, Parallel computing

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Proceedings Article | 27 December 1990 Paper

Design of fiber optic IIR filters for processing lightwave signals

Steve Frank, Anjan Ghosh

Proceedings Volume 1347, (1990) https://doi.org/10.1117/12.23439

KEYWORDS: Signal processing, Optical design, Fiber optics, Infinite impulse response filters, Digital filtering, Adaptive optics, Optical filters, Electronic filtering, Optical signal processing, Signal attenuation

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Showing 5 of 42 publications

Conference Committee Involvement (1)

Free-Space and Atmospheric Laser Communications XI

24 August 2011 | San Diego, California, United States

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