Book:

Hossein Asghari, "Ultrafast Optical Signal Processing: Devices and Techniques," LAMBERT Academic Publishing, ISBN: 978-3848436545, Germany, 2012.

To read the book's abstract and order this book please visit the following link.

Patents:  

•  B. Jalali, and M. H. Asghari, “Method for data compression and time-bandwidth product engineering,” International PCT application submitted Dec. 2013, PCT/US13/77969, Supporting provisional application No. 61/867,515; 61/867,519; 61/888,867, Dec. 2012.

•   B. Jalali, and M. H. Asghari, “Generalized anamorphic stretch image compression,” International PCT application submitted Dec. 2013, PCT/US13/73426, Supporting provisional application No. 61/746,244; 61/839,444; 61/841,290, Dec. 2012.

 

Articles in peer-reviewed international journals:

1.  H. Asghari, and B. Jalali, “Edge detection in digital images using dispersive phase stretch,” International Journal of Biomedical Imaging, Vol. 2015, Article ID 687819, pp. 1-6 (2015).

2. H. Gao, H. Asghari, and B. Jalali, “Experimental Demonstration of Time-Bandwidth Expansion using Anamorphic Stretch Transform,” IEEE Photonics Journal, Vol. 7, 5900310, pp. 1-10, (2015).

3. J. Chan, A. Mahjoubfar, H. Asghari, and B. Jalali, “Reconstruction in time-bandwidth compression systems,” Applied Physics Letters Journal, Vol. 105, 221105 (2014).

4. B. Jalali, J. Chan, and H. Asghari, “Time bandwidth engineering,” Inaugural issue of OSA’s high-impact journal Optica, Vol. 1, pp. 23- 31 (2014), INVITED.

5. H. Asghari and B. Jalali, “Discrete Anamorphic transform for image compression,” IEEE Signal Processing Letters, Vol. 21, pp. 829-833 (2014).

6.      P. Devore, B. Buckley, H. Asghari, D. Solli and B. Jalali, “Coherent time-stretch transform for near-field spectroscopy,” IEEE Photonics Journal, Vol. 6, No. 2, 3300107, pp. 1-7 (2014).

7.      H. Asghari and B. Jalali, “Warped time lens in temporal imaging for optical real-time data compression,” Springer publishing group, Chinese Science Bulletin journal, ISSN: 1861-9541, DOI: 10.1007/s11434-014-0352-0, pp. 1-6 (2014), INVITED.

8.      H. Asghari and B. Jalali, “Experimental demonstration of optical real-time data compression,” Applied Physics Letters, Vol. 104, 111101, pp. 1-4 (2014).

9.      H. Asghari and B. Jalali, “Anamorphic transformation and its application to time-bandwidth compression,” Applied Optics, Vol. 52, pp. 6735-6743 (2013).

10.      H. Asghari and B. Jalali, “Stereopsis-inspired time-stretched amplified real-time spectrometer (STARS)”, IEEE Photonics Journal, Vol. 4, pp. 1693-1701 (2012), INVITED.

11.      H. Asghari and J. Azaña, “Self-referenced temporal phase reconstruction from intensity measurements using causality arguments in linear optical filters”, Optics Letters, Vol. 37, pp. 3582-3584 (2012).

12.      H. Asghari, Y. Park, and J. Azaña, “Photonic temporal integration of broadband intensity waveforms over long operation time windows”, Optics Letters, Vol. 36, pp. 3557-3559 (2011).

13.  R. Ashrafi, H. Asghari and J. Azaña, “Ultrafast optical arbitrary-order differentiators based on apodized long period gratings,” IEEE Photonics Journal, Vol. 3, pp. 353-364 (2011).

14.  H. Asghari and J. Azaña, “Photonic integrator-based optical memory unit,” IEEE Photonics Technology Letters, Vol. 23, pp. 209-211 (2011), highlighted in Laser Focus World magazine 2010.

15.  H. Asghari, Y. Park, and J. Azaña, “New design for photonic temporal integration with combined high processing speed and long operation time window,” Optics Express, Vol. 19, pp. 425-435 (2011), highlighted in Laser Focus World magazine 2010.

16.  Y. Park, H. Asghari, R. Helsten, and J. Azaña, “Implementation of broadband Microwave arbitrary-order time differential operators using a reconfigurable incoherent photonic processor,” IEEE Photonics Journal, Vol. 2, pp. 1040-1050 (2010).

17.  H. Asghari, Y. Park, and J. Azaña, “Complex-field measurement of ultrafast dynamic optical waveforms based on real-time spectral interferometry,” Optics Express, Vol. 18, pp. 16526-16538 (2010), highlighted in Laser Focus World magazine 2011.

18.  H. Asghari, C. Wang, J. Yao, and J. Azaña, “High-order passive photonic temporal integrators,” Optics Letters, Vol. 35, pp. 1191-1193 (2010).

19.  H. Asghari and J. Azaña, “On the design of efficient and accurate arbitrary-order temporal optical integrators using fiber Bragg gratings,” IEEE/OSA Journal of Lightwave Technology, Vol. 27, pp. 3888-3895 (2009).

20.  H. Asghari and J. Azaña, “All-optical Hilbert transformer based on a single phase-shifted fiber Bragg grating: design and analysis,” Optics Letters, Vol. 34, pp. 334-336 (2009).

21.  H. Asghari and J. Azaña, “Proposal and analysis of a reconfigurable pulse shaping technique based on multi-arm optical differentiators,” Optics Communications, Vol. 281, Issue 18, 15, pp. 4581-4588 (2008).

22.  H. Asghari and J. Azaña, “All-optical high-order temporal integrators based on multiple-phase-shifted Bragg gratings,” Optics Express, Vol. 16, Issue 15, pp. 11459-11469 (2008).

23.  H. Asghari and J. Azaña, “Proposal for arbitrary-order temporal integration of ultrafast optical signals using a single uniform-period fiber Bragg grating,” Optics Letters, Vol. 33, Issue 13, pp. 1548-1550 (2008).

24.  Y. Park, H. Asghari, T.-J. Ahn, and J. Azaña, “Transform-limited picosecond pulse shaping based on temporal coherence synthesization,” Optics Express, Vol. 15, Issue 15, pp. 9584-9599 (2007).

Articles in peer-reviewed international conferences:

25.  T. Makino, H. Furukawa1, H. Asghari, P. Trinh, B. Jalali, X. Wang, T. Kobayashi, W. Sing Man, K. Shing Tsang, N. Wada, “High resolution single-shot time stretch spectroscopy with Wavelength demultiplexer at one Billion frames per second,” submitted to CLEO 2017.

26. B. Jalali, and H. Asghari, “Optics-Inspired Computing,” PHOTOPTICS 2017, paper# 94, Porto, Portugal, Feb. 2017.

27. B. Jalali, J. C. K. Chan, A. Mahjoubfar, D. R. Solli, and H. Asghari, “Analog gearbox for real-time metrology,” conference on Real-time Measurements, Rogue Phenomena, and Single-shot Applications II, part of SPIE LASE, Photonic West 2017, San Francisco, USA, INVITED.

28. H. Asghari, P. Trinh, and B. Jalali, “Roguescope: Single-shot high-throughput spectroscopy at Billion frames per second,” conference on Real-time Measurements, Rogue Phenomena, and Single-shot Applications II, part of SPIE LASE, Photonic West 2017, San Francisco, USA, INVITED.

29. T. Makino, H. Furukawa1, H. Asghari, P. Trinh, B. Jalali, X. Wang, T. Kobayashi, W. Sing Man, K. Shing Tsang, N. Wada, “Billion frames per second spectrum measurement for high-repetition-rate optical pulses based on time stretching technique,” conference on Real-time Measurements, Rogue Phenomena, and Single-shot Applications II, part of SPIE LASE, Photonic West 2017, San Francisco, USA, INVITED.

30. H. Asghari, P. Trinh, and B. Jalali, “Roguescope: Single-shot high-throughput spectroscopy at Billion frames per second,” conference on Real-time Measurements, Rogue Phenomena, and Single-shot Applications II, part of SPIE LASE, Photonic West 2017, San Francisco, USA.

31. B. Jalali, and H. Asghari, “Physics-inspired image analytics,” session on applications of digital image processing, SPIE Optics-Photonics 2016, San Diego, USA, INVITED.

32. H. Asghari, Paul Trinh, and B. Jalali, “Roguescope: Real-time high-throughput spectroscopy at 100 Million frames per second”, SPIE Photonics West, Real-time Measurements, Rogue Events, and Emerging Applications Conference, Accepted, San Francisco, 2016.

33. B. Jalali, A. Mahjoubfar, D. Solli, H. Asghari, Y. Jiang, C. L. Chen, “Silicon Photonics Coprocessors for Energy Efficient Computing,” 2nd International Conference on Opto-Electronics and Applied Optics (IEM OPTRONIX), OCT 2015, Vancouver, Canada, INVITED.

34. C. V. Ilioudis, C. Clemente, H. Asghari, B. Jalali,  and J. Soraghan, “Edge detection in SAR images using Dispersive Phase Stretch Transform,” 2^nd IET International Conference on Intelligent Signal Processing, London, 2015.

35. A. Mahjoubfar, J. Chan, H. Asghari, B. Jalali, “Sparsity and self-adaptivity in anamorphic stretch transform”, 49th Annual Conference on Information Sciences and Systems (CISS), paper 1088, 2015.

36. H. Park, H. Asghari, and B. Jalali, “Dispersion engineering employing curved space mapping and chromo-modal excitation,” paper: JTh2A.34, Conference on Lasers and Electro-Optics (CLEO 2015).

37. H. Gao, H. Asghari, and B. Jalali, “Experimental demonstration of anamorphic arbitrary waveform generation,” paper: STh4F.3, Conference on Lasers and Electro-Optics (CLEO 2015).

38. H. Gao, H. Asghari, and B. Jalali, “Complete Dispersive Fourier Transform in near-field for single-shot spectroscopy,” paper:W3I.2, Optical Fiber Communication Conference (OFC 2015).

39. H. Gao, H. Asghari, and B. Jalali, “Time-bandwidth engineering for arbitrary waveform generation,” IEEE Global Signal and Information Processing Symposium (GlobalSIP 2014), paper: WsBD-P.8, Atlanta, December 2014.

40. H. Asghari, and B. Jalali, “Physics-inspired image edge detection,” IEEE Global Signal and Information Processing Symposium (GlobalSIP 2014), paper: WdBD-L.1, Atlanta, December 2014.

41. H. Asghari, C. Clemente, B. Jalali, and J. Soraghan, “Synthetic aperture radar image compression using discrete anamorphic stretch transform,” IEEE Global Signal and Information Processing Symposium (GlobalSIP 2014), paper: WsBD-P.7, Atlanta, Decem-ber 2014.

42. J. Chan, H. Asghari, and B. Jalali, “Performance of time bandwidth engineering systems,” IEEE Photonic Conference (IPC 2014), paper: MG1.4, San Diego, October 2014.

43. H. Yuan, H. Asghari, and B. Jalali, “Reducing the latency and improving the resolution of vector quantization with Anamorphic Stretch Transform,” Asilomar Conference on Signals, Systems, and Computers (Asilomar 2014), Accepted, paper: TA8a2-3, Nov. 2014.

44. H. Asghari, and B. Jalali, “Self-adaptive stretch in anamorphic image compression,” IEEE International Conference on Image Processing (ICIP 2014), Accepted, October 2014, Paris, France.

45.  H. Asghari, J. Chan, and B. Jalali, “Time-frequency manipulation in real-time instruments,” Progress In Electromagnetics Research Symposium (35th PIERS 2014), Accepted, August 2014, Guangzhou, China, INVITED.

46.  H. Asghari, and B. Jalali, “Big Data compression using anamorphic stretch transform,” ASE International Conference on Big Data Science and Computing 2014, Accepted, May 2014, Stanford, USA.

47.  J. Zhang, H. Asghari, J. Yao, and B. Jalali, “Time-bandwidth product expansion of microwave waveforms using Anamorphic Stretch Transform,” Conference on Lasers and Electro-Optics (CLEO 2014), paper: JTh2A.38, June 2014, San Jose, USA.

48.  H. Asghari, and B. Jalali, “Anamorphic temporal imaging using a warped time lens,” Conference on Lasers and Electro-Optics (CLEO 2014), paper: STu3E.3, June 2014, San Jose, USA.

49.  B. Jalali, and H. Asghari, “Anamorphic Stretch Transform for Analog and Digital Compression of Big Data,” Novel Optical Systems Design and Optimization, SPIE Optics-Photonics 2014, paper: OP14O-63, August 2014, San Diego, USA, INVITED.

50.  P. Devore, B. Buckley, H. Asghari, D. Solli and B. Jalali, “Near-field and complex-field time stretch transform,” SPIE Europe 2014, paper: 9141-62, April 2014, Brussels, Belgium, INVITED.

51.  H. Asghari and B. Jalali, "Demonstration of analog time-bandwidth compression using anamorphic stretch transform," Frontiers in Optics (FIO 2013), Paper: FW6A.2, Orlando, USA, POST-DEADLINE PAPER.

52.  H. Asghari and B. Jalali, "Image compression using the feature-selective stretch transform," 13th IEEE International Symposium on Signal Processing and Information Technology (ISSPIT 2013), Athens, Greece, won BEST PAPER AWARD.

53.  H. Asghari and B. Jalali, "Anamorphic time stretch transform and its application to analog bandwidth compression," IEEE Global Signal and Information Processing Symposium (GlobalSIP 2013) paper: NSSIMb.PD.2, Austin, USA.

54.  H. Asghari and B. Jalali, "Warped dispersive transform and its application to analog bandwidth compression," IEEE Photonic Conference (IPC 2013), paper TUG 1.1, Seattle, USA.

55.  H. Asghari and B. Jalali, “Stereopsis-inspired time-stretched amplified real-time spectrometer (STARS)," IEEE Photonic Conference (IPC 2012), paper WCC.2, San Francisco, USA.

56.  H. Asghari and J. Azaña, “Self-reference temporal phase reconstruction based on causality arguments in linear optical filters," Conference on Lasers and Electro-Optics (CLEO 2012), paper CTu2A.8, San Jose, USA.

57.  H. Asghari and J. Azaña, “Proposal of a reconfigurable ultrafast optical pulse shaping technique using multi-arm optical differentiators,” Signal Processing in Photonic Communications (SPPCom 2011), paper SPWD4, Toronto, Canada.

58.  H. Asghari, Y. Park and J. Azaña, “Photonic temporal integration of broadband microwave waveforms over nanosecond time windows,” Signal Processing in Photonic Communications (SPPCom 2011), paper SPWD1, Toronto, Canada.

59.  R. Ashrafi, H. Asghari and J. Azaña, “Fully optimized long period fiber grating designs for ultrafast optical differentiation,”Signal Processing in Photonic Communications(SPPCom 2011), Toronto, Canada.

60.  H. Asghari, Y. Park, and J. Azaña, “Intensity integrator with combined high processing speed and long operation time window,” Conference on Lasers and Electro-Optics (CLEO 2011), paper CThI2, Baltimore, USA.

61.  R. Ashrafi, H. Asghari, and J. Azaña, “Optimized ultrafast optical arbitrary-order differentiators based on long-period gratings,” IEEE-Laser & Electro-Optics Society (LEOS) Annual Meeting 2010, paper ThU4, Denver, USA.

62.  H. Asghari, Y. Park, and J. Azaña, “Single-shot complex-field characterization of ultrafast optical waveforms with MHz measurement update rates," Conference on Lasers and Electro-Optics (CLEO 2010), paper JThE80, San J., USA.

63.  H. Asghari, Y. Park, and J. Azaña, “Demonstration of a photonic integrator-based loadable and erasable optical memory unit with picosecond switching times,” European Conference and Exhibition on Optical Communication (ECOC 2009), paper P1.18, Vienna, Austria.

64.  H. Asghari, Y. Park, and J. Azaña, “Real-time spectral interferometry for single-shot complex-field linear characterization of sub-Nanosecond long ultrafast optical signals,” IEEE-Laser & Electro-Optics Society (LEOS) Annual Meeting 2009, paper TuO2, Antalya, Turkey.

65.  H. Asghari, C. Wang, J. Yao, and J. Azaña, “Demonstration of FBG-based first and second-order photonic temporal integrators with optimized energetic efficiencies,” IEEE-Laser & Electro-Optics Society (LEOS) Annual Meeting 2009, paper TuK3, Antalya, Turkey.

66.  Y. Park, H. Asghari, and J. Azaña, “Reconfigurable higher-order photonic intensity temporal differentiator,” IEEE-Laser & Electro-Optics Society (LEOS) Annual Meeting 2009, paper ThO2, Antalya, Turkey.

67.  H. Asghari, Y. Park, and J. Azaña, “New concept for ultra-broadband photonic integrator with fundamentally unlimited operation time window,” Conference on Lasers and Electro-Optics (CLEO 2009), paper CMQ4, Baltimore, USA.

68.  H. Asghari and J. Azaña, “Single phase-shifted fiber Bragg grating as an all-optical Hilbert transformer,” Optical Fiber Communication Conference (OFC 2009), paper JWA57, San Diego, USA.

69.  H. Asghari, J. Azaña, “Multiple-Phase-Shifted Bragg Gratings as All-Optical High-Order Temporal Integrators,” IEEE-Laser & Electro-Optics Society (LEOS) Annual Meeting 2008, paper ME3, Newport Beach, USA.