I am Salman Khaleghi, a Ph.D. candidate in the Communication Sciences Institute (CSI) at the Department of Electrical Engineering at the University of Southern California (USC).

I work with Professor Alan E. Willner in the Optical Communications Laboratory.

Address:
3740 McClintock Ave.
EEB-500
Los Angeles, CA 90089
USA

Tel (Lab.): +1 (213) 740-1488
Email: khaleghi[at]usc[dot]edu

• CV [pdf format]

• Ph.D. Candidate, Electrical Engineering - Communication Systems, 2007 - Present
  Minor, Biomedical Engineering
  University of Southern California, Los Angeles, CA, Advisor: Prof. Alan E. Willner


• M.Sc., Electrical Engineering, 2012
  University of Southern California, Los Angeles, CA


• B.Sc., Electrical Engineering - Communications, 2007
  Sharif University of Technology, Tehran, Iran

RESEARCH INTERESTS

• Advanced modulation formats and coherent detection for optical communications
• Optical data communication networks
• Nonlinear all-optical signal processing
• SOA-based signal processing
• Raman amplification
• Optical code division multiple access systems (O-CDMA)
• Digital signal processing

HONORS AND AWARDS

• Paper Selected as Semi-finalist for the OFC's Corning Outstanding Student Paper Award. (2013)
  
• Post-deadline Paper at the Conference on Lasers and Electro-Optics (CLEO). (2012)
• Appointed by the USC President as a Member of ``Natural Sciences, Math, and Engineering Subcommittee. (2009)
• Dean's Fellowship Award for Ph.D. from the University of Southern California (USC). (2007)
• Ranked 48th out of 400,000 participants of Iran's nationwide university entrance exam. (2003)

RESEARCH ASSISTANT

• Optical Communications Laboratory, for Prof. Alan E. Willner, USC, Los Angeles, CA, Fall 2007 - Present
• Digital Optics Group, for Prof. Joseph D. Touch, Information Sciences Institute (ISI), Marina del Rey, CA, Spring 2012 - Present

ACADEMIC SERVICE

• Reviewer for the following journals: IEEE/OSA Journal of Lightwave Technology, OSA Optics Express, OSA Optics Letters, OSA Applied Optics, IEEE Photonics Journal, Iranian Journal of Electrical and Computer Engineering
• Member of the following technical societies: IEEE (Communications Society and Photonics Society), OSA
• Member, ``Natural Sciences, Math, and Engineering Subcommittee,'' Provost's University Committee on Curriculum, USC, (2009 - 2010)

TEACHING ASSISTANT

• EE-475: Wireless Communication Technology, for Prof. D. Goebel, USC, Fall 2012
• PHYS-152L: Fundamentals of Physics II: Electricity and Magnetism, for Dr. G. Esirgen, USC, Spring 2012
• EE-450: Introduction to Computer Networks, for Prof. A. Zahid, USC, Fall 2011
• EE-568: Error Correcting Codes, for Prof. K. M. Chugg, USC, Spring 2010
• EE-564: Communication Theory, for Prof. K. M. Chugg, USC, Fall 2010
• EE-562b: Random Processes in Engineering II, for Prof. R. A. Scholtz, USC, Spring 2010
• EE-564: Communication Theory, for Prof. A. M. Molisch, USC, Fall 2009
• EE-441: Applied Linear Algebra for Engineering, for Prof. M. Shiva, USC, Spring 2009
• EE-464: Probability Theory for Engineers, for Prof. K. M. Chugg, USC, Fall 2008
• 25-051: Signals and Systems, for Prof. M. B. Shamsollahi, Sharif University of Technology, Fall 2006

COLLABORATION AND MANAGEMENT EXPERIENCE

• Preparation of successful proposals for government agencies (DARPA, NSF) and companies (Google, Cisco Systems): helping set timeline and milestones, risk assessment, coordination of experiments, writing progress reports.
• Collaborated with groups at: Google, Cisco, Telcordia Technologies, University of Stanford, UC Berkeley, Tel Aviv University, and University of Delaware.
• Senator of Electrical Engineering Department, Viterbi Graduate Students Association (VGSA), USC (2010)
• Vice President, Iranian Graduate Students Association (IGSA), USC (2008-2009)
• Chair, Advertising Committee, "Data Communication and Control in Oil Industry" Conference, Iran (2005)
• Member, Resana (student organization of the electrical engineering department), Sharif University of Technology. 2004-2007

PATENT APPLICATIOS

• S. Khaleghi, M. R. Chitgarha, Omer F. Yilmaz, and A. E. Willner, “Optical Tunable Tapped-Delay-Lines using Wavelength Conversion and Chromatic Dispersion Based Delays,” U.S. Serial Number 61/450,080 (Patent Pending)
• S. Khaleghi, M. R. Chitgarha, and A. E. Willner, “Reconfigurable Optical Transmitter,” U.S. Serial Number 61/643,191

PUBLICATIONS

Authored in 38 publications (10 journal and 28 conference papers, including 3 invited articles)

----------- 2013 -----------

• S. Khaleghi, M. R. Chitgarha, M. Ziyadi, W. Daab, A. Mohajerin-Ariaei, D. Rogawski, J. D. Touch, M. Tur, C. Langrock, M. M. Fejer, and A E. Willner, “A Tunable Optical Tapped-Delay-Line that Simultaneously and Independently Processes Multiple Input WDM Data Signals,” Corning Outstanding Student Paper Semi-finalist,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OTh4D.2, Los Angeles, CA, March 2013.
• A. E. Willner, S. Khaleghi, and M. R. Chitgarha, “Optical Signal Processing,” Invited, to Appear on the IEEE Journal of Lightwave Technology, 2013.
• M. R. Chitgarha, S. Khaleghi, W. Daab, M. Ziyadi, A. Mohajerin-Ariaei, D. Rogawski, J. D. Touch, M. Tur, V. Vusirikala, W. Zhao, and A E. Willner, “Demonstration of WDM OSNR Performance Monitoring and Operating Guidelines for Pol-Muxed 200-Gbit/s 16-QAM and 100-Gbit/s QPSK Data Channels,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OTh3B.6, Los Angeles, CA, March 2013.
• M. R. Chitgarha, S. Khaleghi, M. Ziyadi, W. Daab, A. Mohajerin-Ariaei, D. Rogawski, J. D. Touch, M. Tur, C. Langrock, M. M. Fejer, and A E. Willner, “All-Optical Phase Noise Suppression Using Optical Nonlinear Mixing Combined with Tunable Optical Delays,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OW4C.5, Los Angeles, CA, March 2013.
• Y. Rao, W. Yang, C. Chase, M. C. Y. Huang, D. P. Worland, S. Khaleghi, M. R. Chitgarha, M. Ziyadi, A. E. Willner, and C. J. Chang-Hasnain, “Long-Wavelength VCSEL Using High Contrast Grating”, Invited, to Appear on the IEEE Journal of Selected Topics in Quantum Electronics, 2013.

  ----------- 2012 -----------

• S. Khaleghi, M. R. Chitgarha, O. F. Yilmaz, M. Tur, M. W. Haney, C. Langrock, M. M. Fejer, and A. E. Willner, “Experimental performance of a fully tunable complex-coefficient optical FIR filter using wavelength conversion and chromatic dispersion,” OSA Optics Letters 37, 3420-3422 (2012).
• S. Khaleghi, O. F. Yilmaz, M. R. Chitgarha, M. Tur, N. Ahmed, S. R. Nuccio, I. M. Fazal, X. Wu, M. W. Haney, C. Langrock, M. M. Fejer, and A. E. Willner, “High-Speed Correlation and Equalization Using a Continuously Tunable All-Optical Tapped Delay Line,” IEEE Photonics Journal, vol. 4, no.4, pp.1220-1235, August 2012.
• S. Khaleghi, M. R. Chitgarha, O. F. Yilmaz, M. Tur, M. W. Haney, C. Langrock, M. M. Fejer, and A. E. Willner, “Experimental Characterization of Phase Tuning using Fine Wavelength Offset in a Complex-Coefficient Optical FIR Filter,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), CM2B.4, San Jose, CA, May 2012.
• S. Khaleghi, M. R. Chitgarha, O. F. Yilmaz, H. Huang, M. Tur, M. W. Haney, and A. E. Willner, “Universal QAM Encoder/Converter using Fully Tunable Complex-Coefficient Optical Tapped-Delay Line,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OTh4H.6, Los Angeles, CA, March 2012.
• M. R. Chitgarha, S. Khaleghi, O. F. Yilmaz, M. Tur, M. W. Haney, C. Langrock, M. M. Fejer, and A. E. Willner, “Demonstration of channel-spacing-tunable demultiplexing of optical orthogonal-frequency-division-multiplexed subcarriers utilizing reconfigurable all-optical discrete Fourier transform,” OSA Optics Letters 37, 3975-3977 (2012)
• O. F. Yilmaz, S. Khaleghi, M. R. Chitgarha, M. Tur, and A. E. Willner, “Simultaneous Multiple Pattern Correlation with <1 ns Reconfiguration Time,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), Los Angeles, CA, March 2012.
  
• M. R. Chitgarha, S. Khaleghi, O. F. Yilmaz, M. Tur, M. W. Haney, and A. E. Willner, “Coherent Multi-Pattern Correlator and All-Optical Equalizer Enabling Simultaneous Equalization, Wavelength Conversion and Multicasting,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), Los Angeles, CA, March 2012.
  
• Y. Rao, C. Chase, M. C. Y. Huang, S. Khaleghi, M. R. Chitgarha, M. Ziyadi, D. P. Worland, A. Willner, and C. Chang-Hasnain, “Continuous Tunable 1550-nm High Contrast Grating VCSEL,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), Post-deadline Paper, CTh5C.3, San Jose, CA, May 2012.
  
• M. R. Chitgarha, S. Khaleghi, O. F. Yilmaz, M. Tur, M. W. Haney, and A. E. Willner, “Tunable Complex-Weight All-Optical IIR Filter Design based on Conversion/Dispersion Delays,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), CF2I.4, San Jose, CA, May 2012.
  
• Y. Rao, C. Chase, M. C. Y. Huang, S. Khaleghi, M. R. Chitgarha, M. Ziyadi, D. P. Worland, A. E. Willner, and C. J. Chang-Hasnain, “Tunable 1550-nm VCSEL Using High Contrast Gratings,” Proceedings of the IEEE Photonics Conference (IPC), ThT1 (Invited), Burlingame, CA, September 2012.
  
• M. R. Chitgarha, S. Khaleghi, Z. Ma, M. Ziyadi, O. Gerstel, L. Paraschis, C. Langrock, M. M. Fejer, and A. E. Willner, “Flexible, Reconfigurable Capacity Output of A High-Performance 64-QAM Optical Transmitter,” Proceedings of the European Conference on Optical Communication (ECOC), P3.14, Amsterdam, Netherlands, September 2012.
  
• H. Huang, J.-Y. Yang, X. Wu, S. Khaleghi, M. Ziyadi, M. Tur, C. Langrock, M. M. Fejer, L. Paraschis, and A. E. Willner, “Simultaneous subchannel data updating for multiple channels of 16-quadrature amplitude modulation signals using a single periodically poled lithium niobate waveguide,” OSA Optics Letters 37, 4365-4367 (2012)
  
• Y. Rao, C. Chase, M. C. Y. Huang, S. Khaleghi, M. R. Chitgarha, M. Ziyadi, D. P. Worland, A. E. Willner, and C. J. Chang-Hasnain, “Tunable 1550-nm VCSEL Using High Contrast Gratings,” Proceedings of the 23rd IEEE International Semiconductor Laser Conference (ISLC), TuA3, San Diego, CA, November 2012.
  
• Z. Bakhtiari, M. R. Chitgarha, S. Khaleghi, M. Ziyadi, Z. Ma, L. Parashis, C. Langrock, M. M. Fejer, R. W. Hellwarth, and A. E. Willner, “Experimental Optical Tunable Phase-Coherent Multiplexing of Four 20-Gbaud OOK Signals into a Single 80-Gbit/s 16-QAM and Star 16-QAM Signal,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), CM2B.3, San Jose, CA, May 2012.
  
• H. Huang, J. Yang, X. Wu, S. Khaleghi, M. Tur, C. Langrock, M. M. Fejer, and A. E. Willner, “All-Optical Sub-Channel Data Erasing and Updating for a 16-QAM Signal using a Single PPLN Waveguide,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), CM2B.3, San Jose, CA, May 2012.
  
• O. F. Yilmaz, Lior Yaron, S. Khaleghi, M. R. Chitgarha, M. Tur, and A. E. Willner, “True time delays using conversion/dispersion with flat magnitude response for wideband analog RF signals,” OSA Optics Express, 20, 8219-8227 (2012)

  ----------- 2011 -----------

• S. Khaleghi, M. R. Chitgarha, O. F. Yilmaz, A. E. Willner and M. W. Haney, “Experimental Performance of a Continuously Tunable 40-GHz Complex Weight Optical FIR Filter using Wavelength Conversion and Chromatic Dispersion,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), CTuW4, Maryland, MA, May 2011.
  
• S. Khaleghi, O. F. Yilmaz, M. R. Chitgarha, I. M. Fazal, and A. E. Willner, “80-Gbit/s DQPSK Optical Tapped-Delay-Line Equalization using Finely Tunable Delays, Phases and Amplitudes,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OThN4, Los Angeles, CA, March 2011.
  
• M. R. Chitgarha, S. Khaleghi, Omar F. Yilmaz, J.-Y. Yang, and A. E. Willner, “Bit Depth and Sample Rate Tunable Digital to Analog Converter using Conversion/Dispersion Based Delays,” Proceedings of the European Conference on Optical Communication (ECOC), Geneva, Switzerland, September 2011.
  
• O. F. Yilmaz, S. Khaleghi, M. R. Chitgarhga, S. R. Nuccio, and A. E. Willner, “Demonstration of 28-40-Gbaud, OOK/BPSK/QPSK Data-Transparent Optical Correlation with Control/Tunability over Time Delays, Phases and Number of Taps,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OThN1, Los Angeles, CA, March 2011.
  
• M. R. Chitgarha, S. Khaleghi, Omar F. Yilmaz, J.-Y. Yang, and A. E. Willner, “Demonstration of Baud-Rate-Variable and Channel-Spacing-Tunable Demultiplexing of 10-40-Gbaud OFDM Subcarriers using a Multi-Tap Optical DFT,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OWG3, Los Angeles, CA, March 2011.
  
• O. F. Yilmaz, L. Yaron, S. Khaleghi, M. R. Chitgarhga, M. Tur, and A. E. Willner, “True Time Delays using Conversion/Dispersion with Flat Magnitude Response for Wideband Analog RF Signals,” Mo.1.A.6, Proceedings of the European Conference on Optical Communication (ECOC), We.10.P1.48, Geneva, Switzerland, September 2011.
  
• O. F. Yilmaz, Jian Wang, S. Khaleghi, Xue Wang, S. R. Nuccio, X. Wu, and A. E. Willner, “Preconversion Phase Modulation of Input Differential Phase-Shift-Keying Signals for Wavelength Conversion and Multicasting Applications using Phase-Modulated Pumps,” OSA Optics Letters, 36, 731-733 (2011).

  ----------- 2010 -----------

• S. Khaleghi, I. M. Fazal, L. Zhang, J. Jackel, A. Agarwal, R. C. Menendez, and A. E. Willner, “System Design Guidelines When Utilizing Chirp-Inducing Wavelength Converters in a Fiber Transmission System,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), JThE55, San Jose, CA, May 2010.
  
• O. F. Yilmaz, S. Khaleghi, N. Ahmed, S. R. Nuccio, I. M. Fazal, X. Wu, A. E. Willner, “Reconfigurable and Finely Tunable Optical Tapped Delay Line to Achieve 40 Gb/s Equalization and Correlation using Conversion/Dispersion Based Delays,” Proceedings of the European Conference on Optical Communication (ECOC), Turino, Italy, September 2010.
  
• I. M. Fazal, S. Khaleghi, O. F. Yilmaz, J.-Y. Yang, L. Zhang, A. Agarwal, R. Menendez, J. Jackel, A. E. Willner, “Optimizing RZ 40-Gbit/s Fiber Transmission System Performance when Utilizing SOA-Based DXPM Wavelength Converters,” Proceedings of the IEEE/OSA Conference on Lasers and Electro-Optics (CLEO), JThE58, San Jose, CA, May 2010.

  ----------- 2009 -----------

• S. Khaleghi, S. Khaleghi, and K. Jamshidi, “Performance Analysis of a Spectrally Phase-Encoded Optical Code Division Multiple Access Packet Network,” IEEE/OSA Journal of Optical Communications and Networking, 1, 213-221 (2009).
  
• S. R. Nuccio, O. F. Yilmaz, S. Khaleghi, X. Wu, L. Christen, I. Fazal, and A. E. Willner, “Tunable 503 ns optical delay of 40 Gbit/s RZ-OOK and RZ-DPSK using a wavelength scheme for phase conjugation to reduce residual dispersion and increase delay,” OSA Optics Letters, 34, 1903-1905 (2009).
  
• O. F. Yilmaz, S. R. Nuccio, S. Khaleghi, J.-Y. Yang, L. Christen, A. E. Willner, “Optical Multiplexing of Two 21.5 Gb/s DPSK Signals into a Single 43 Gb/s DQPSK Channel with Simultaneous 7-Fold Multicasting in a Single PPLN Waveguide,” Proceedings of the IEEE/OSA Conference on Optical Fiber Communications (OFC), OThM4, San Diego, CA, March 2009
  
• S. R. Nuccio, O. F. Yilmaz, S. Khaleghi, L. Christen, I. Fazal, A. E. Willner, “503 ns, Tunable Optical Delay of 40 Gb/s RZ-OOK and RZ-DPSK Using Additional l-Conversion for Increased Delay and Reduced Residual Dispersion,” Proceedings of the the IEEE/OSA Conference on Optical Fiber Communications (OFC), OThM7, San Diego, CA, March 2009

  ----------- 2008 -----------

• S. R. Nuccio, L. Christen, X. Wu, S. Khaleghi, O. F. Yilmaz, A. E. Willner, Y. Koike, “Transmission of 40Gb/s DPSK and OOK at 1.55μm Through 100m of Plastic Optical Fiber,” Proceedings of the European Conference on Optical Communication (ECOC), Brussels, Belgium, October 2008.

  ----------- 2007 -----------

• S. Khaleghi, S. Khaleghi, and K. Jamshidi, “Power Performance Analysis of Spectrally Phase-Encoded Optical CDMA Packet Networks,” Proceedings of the IEEE International Conference on Signal Processing and Communications (ICSPC), Dubai, United Arab Emirates, November 2007.
• S. Khaleghi, S. Khaleghi, and K. Jamshidi, “Analysis of Throughput and Delay in a Spectrally Phase-Encoded Optical CDMA Packet Network,” Proceedings of the 4th IEEE International Conference on Wireless and Optical Communications Networks (WOCN), Singapore, July 2007.