Prof. Hossein Asghari Profile

Prof. Hossein Asghari

SPIE Involvement:

Conference Chair | Editor | Author

Proceedings Article | 7 March 2022 Paper

Multi-probe photonic time-stretch optical coherence tomography

Hossein Asghari, Max Hushahn

Proceedings Volume 11948, 119480K (2022) https://doi.org/10.1117/12.2608916

KEYWORDS: Optical coherence tomography, Wavelength division multiplexing, Mirrors, Solids, Optical amplifiers, 3D image processing, Scanners, Oscilloscopes, Imaging systems, Spatial resolution

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Proceedings Article | 4 March 2019 Paper

Pulse-by-pulse single-shot optical spectrum analyzer developed on a single platform

Hideaki Furukawa, Takeshi Makino, Xiaomin Wang, Tetsuya Kobayashi, Bahram Jalali, Dale Capewell, Mohammad Asghari, Wai Sing Man, Kwong Shing Tsang, Naoya Wada

Proceedings Volume 10903, 109030E (2019) https://doi.org/10.1117/12.2510008

KEYWORDS: Optical fibers, Picosecond phenomena, Singular optics, Spectrum analysis, Spectral resolution, Modulators, Optical amplifiers, Fourier transforms, Optical modulators, Clocks

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Proceedings Article | 29 October 2018 Paper

Improved automatic road crack detection and classification

Vignesh Mohanraj, Lei Huang, Hossein Asghari

Proceedings Volume 10836, 108360A (2018) https://doi.org/10.1117/12.2504606

KEYWORDS: Roads, Machine learning, Video, Feature extraction, Image processing, Image filtering, Image acquisition

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Proceedings Article | 14 March 2018 Presentation

Observing soliton explosion in unstable mode locked Yb fiber laser with time stretch spectroscopy (Conference Presentation)

Masayuki Suzuki, Ozdal Boyraz, Mohammad Asghari, Paul Trinh, Hiroto Kuroda, Bahram Jalali

Proceedings Volume 10517, 1051706 (2018) https://doi.org/10.1117/12.2287607

KEYWORDS: Solitons, Mode locking, Fiber lasers, Pulsed laser operation, Ytterbium, Spectroscopy, Light sources, Detector arrays, Sensors, Photodetectors

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Proceedings Article | 15 February 2018 Paper

Time stretch dispersive Fourier transform based single-shot pulse-by-pulse spectrum measurement using a pulse-repetition-frequency-variable gain-switched laser

Hideaki Furukawa, Takeshi Makino, Xiaomin Wang, Tetsuya Kobayashi, Mohammad Asghari, Paul Trinh, Bahram Jalali, Wai Sing Man, Kwong Shing Tsang, Naoya Wada

Proceedings Volume 10517, 1051709 (2018) https://doi.org/10.1117/12.2289366

KEYWORDS: Picosecond phenomena, Optical testing, Oscilloscopes, Fourier transforms, Spectral resolution, Clocks, Pulsed laser operation, Semiconductors, Optics manufacturing, Semiconductor lasers, Spectrometers

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Proceedings Article | 21 April 2017 Presentation

Roguescope: Single-shot high-throughput spectroscopy at billion frames per second (Conference Presentation)

Mohammad Asghari, Paul Trinh, Bahram Jalali

Proceedings Volume 10089, 100890C (2017) https://doi.org/10.1117/12.2256469

KEYWORDS: Photonics, Chemistry, Transient nonlinear optics, Spectrometers, Chemical reactions, Spectroscopy, Laser optics, Physical phenomena, Proteins, Biomedical optics

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Proceedings Article | 22 February 2017 Paper

Billion frames per second spectrum measurement for high-repetition-rate optical pulses based on time stretching technique

Hideaki Furukawa, Takeshi Makino, Mohammad Asghari, Paul Trinh, Bahram Jalali, Xiaomin Wang, Tetsuya Kobayashi, Wai Man, Kwong Shing Tsang, Naoya Wada

Proceedings Volume 10089, 100890A (2017) https://doi.org/10.1117/12.2255873

KEYWORDS: Ultrafast phenomena, Oscilloscopes, Imaging spectroscopy, Picosecond phenomena, Dispersion, Time metrology, Femtosecond phenomena, Optical communications, Ultrafast laser spectroscopy, Ultrafast measurement systems, Spectral resolution, Fourier transforms, Nonlinear dynamics, Mode locking

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Proceedings Article | 2 November 2016 Presentation

Physics-inspired image analytics (Conference Presentation)

Bahram Jalali, Mohamad Asghari

Proceedings Volume 9971, 99710Y (2016) https://doi.org/10.1117/12.2240295

KEYWORDS: Image analysis, Analytics, Image processing, Signal processing, Edge detection, Image enhancement, Product engineering, Image compression, Data compression, Radio optics

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Proceedings Article | 2 November 2016 Presentation

Application of phase stretch transform to plate license identification under blur and noise conditions (Conference Presentation)

Hossein Asghari, Ofer Hadar, Bahram Jalali

Proceedings Volume 9971, 997111 (2016) https://doi.org/10.1117/12.2237422

KEYWORDS: Detection and tracking algorithms, Edge detection, Image filtering, Nonlinear filtering, Spatial filters, Optical filters, Digital image processing, Current controlled current source

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Proceedings Article | 15 May 2014 Paper

Near-field and complex-field time-stretch transform

Peter T. DeVore, Brandon Buckley, Mohammad Asghari, Daniel Solli, Bahram Jalali

Proceedings Volume 9141, 91411P (2014) https://doi.org/10.1117/12.2050979

KEYWORDS: Near field, Near field optics, Fourier transforms, Absorption, Dispersion, Interferometry, Phase measurement, Photodetectors, Spectrum analysis, High speed electronics

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Showing 5 of 10 publications

SPIE Conference Volume | 26 December 2023

Real-time Photonic Measurements, Data Management, and Processing VII

SPIE Conference Volume | 15 November 2021

Real-time Photonic Measurements, Data Management, and Processing VI

SPIE Conference Volume | 3 November 2020

Real-time Photonic Measurements, Data Management, and Processing V

SPIE Conference Volume | 19 December 2019

Real-time Photonic Measurements, Data Management, and Processing IV

SPIE Conference Volume | 10 December 2014

Real-time Photonic Measurements, Data Management, and Processing

Conference Committee Involvement (18)

Real-time Photonic Measurements, Data Management, and Processing VIII

12 October 2024 | Nantong, Jiangsu, China

Real-time Photonic Measurements, Data Management, and Processing VII

16 October 2023 | Beijing, China

Real-time Photonic Measurements, Data Management, and Processing VI

10 October 2021 | Nantong, JS, China

Real-time Photonic Measurements, Data Management, and Processing V

12 October 2020 | Online Only, China

Real-time Measurements, Rogue Phenomena, and Single-Shot Applications V

4 February 2020 | San Francisco, California, United States

High-Speed Biomedical Imaging and Spectroscopy V

1 February 2020 | San Francisco, California, United States

Real-time Photonic Measurements, Data Management, and Processing IV

22 October 2019 | Hangzhou, China

Real-time Measurements, Rogue Phenomena, and Single-Shot Applications IV

6 February 2019 | San Francisco, California, United States

High-Speed Biomedical Imaging and Spectroscopy IV

2 February 2019 | San Francisco, California, United States

Real-time Photonic Measurements, Data Management, and Processing III

12 October 2018 | Beijing, China

High-Speed Biomedical Imaging and Spectroscopy III: Toward Big Data Instrumentation and Management

29 January 2018 | San Francisco, California, United States

Real-time Measurements, Rogue Phenomena, and Single-Shot Applications III

29 January 2018 | San Francisco, California, United States

High-Speed Biomedical Imaging and Spectroscopy II: Toward Big Data Instrumentation and Management

30 January 2017 | San Francisco, California, United States

Real-time Measurements, Rogue Phenomena, and Single-Shot Applications II

30 January 2017 | San Francisco, California, United States

Real-time Photonic Measurements, Data Management, and Processing II

12 October 2016 | Beijing, China

Real-time Measurements, Rogue Events, and Emerging Applications

15 February 2016 | San Francisco, California, United States

High-Speed Biomedical Imaging and Spectroscopy: Toward Big Data Instrumentation and Management

13 February 2016 | San Francisco, California, United States

Real-time Photonic Measurements, Data Management, and Processing

9 October 2014 | Beijing, China

Showing 5 of 18 Conference Committees

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