עמיתים מהמכון

Prof. Yosef Ben-Ezra (male), received his Ph.D. from the Tel-Aviv University (TAU) in 1999. During 1998-2000 he was a senior researcher in TAU. He has co-authored over 95 papers in international journals, chapters in books and conferences, in fields of semiconductor physics and nonlinear effects, and optical communication. He is the author of 10 patents in fields of all-optical signal processing and communication, speech recognition and speech synthesis. Prof. Ben-Ezra current research fields of interest include optical communication, microwave photonics, semiconductor and photonic devices, non-linear optics, all-optical signal processing, speech processing and machine learning.

• optical communication
• microwave photonics
• semiconductor and photonic devices
• non-linear optics
• all-optical signal processing
• speech processing and machine learning

• Signals and systems
• Digital signal processing
• Introduction to communication systems
• Advance topics in digital signal processing
• Advance optical communication

1. Z. Kachlishvili, Y. Ben-Ezra (formerly Kezerashvili)
   Low-temperature breakdown in a two-level partially compensated semiconductor
   Izvestia Vuzov., (4), 1988 (71-75)
2. Z. Kachlishvili, Y. Ben-Ezra (formerly Kezerashvili)
   Influence of illumination on the electrical breakdown of two-level semiconductors
   Izvestia Vuzov., (7), 1990 (97-100)
3. Y. Ben-Ezra, (formerly Kezerashvili)
   Dynamic chaos in semiconductors
   Soviet Physics Semiconductors, 24(6), 1990 (697-702)
4. Y. Ben-Ezra, V. Fleurov
   Anomalous rapprochement of atoms in A -Rich metallic glasses
   Solid State Communication, 89, 1994 (591-594)
5. Y. Ben-Ezra, V. Fleurov, A. Frenkel, E.A. Stern, A. Voronel, A. Rubinstein
   Redistribution of La-A nearest-neighbor distances in the metallic glass
   Physical Review B., 54(2), 1996 (884-892)
6. Y. Ben-Ezra, V. Fleurov
   The role of rare-earth atomic collapse in the formation of A -rich metallic glasses
   J. of Physics: Condensed Matter, 11, 1999 (135-146)
7. Y. Ben-Ezra, Yu. V. Pershin, Yu. A. Kaplunovsky, I.D. Vagner, P. Wyder
   Modeling of the dielectric breakdown under strong magnetic fields
   J. of Statistical Physics, 106(3/4), 2002 (653-662)
8. M. Haridim, H. Matzner, Y. Ben-Ezra, J. Gavan
   Cooperative targets detection and tracking range maximization
   using multimode LADAR/RADAR and transponders
   Progress in Electromagnetics Research, PIER 44, 2004 (217-229)
   [also appears as Refereed Abstract in J. of Electromagnetic Waves and Applications (JEWA) 18(3), 2004 (363-366)]
9. M. Kopeetsky, Y. Ben-Ezra, B.I. Lembrikov
   Influence of ATM/IP traffic on power transients in optical networks
   J. of Optical Networking, 4(2), 2005 (82-91)
10. Y. Ben-Ezra, M. Haridim, B.I. Lembrikov
    Theoretical analysis of gain-recovery time and chirp in QD-SOA
    IEEE Photonics Technology Letters, 17(9), 2005 (1803-1805)
11. Y. Ben-Ezra, B. I. Lembrikov, M. Haridim
    Acceleration of gain recovery and dynamics of electrons in QD-SOA
    IEEE J. of Quantum Electronics, 41(10), 2005 (1268-1273)
12. M. Haridim, Y.Z. Hachamo, B.I. Lembrikov, O. Mechani, Y. Ben-Ezra, F. Podevin
    Direct optical-to-microwave domain conversion
    Microwave and Optical Technology Letters, 48(2), 2006 (320-322)
13. Y. Ben-Ezra, U. Mahlab, B.I. Lembrikov, E. Dolev
    Automatic detection and classification of power transients
    in optical communication networks
    J. of Optical Networking, 5(7), 2006 (568-574)
14. Y. Ben-Ezra, M. Haridim, B.I. Lembrikov
    All-optical AGC of EDFA based on SOA
    IEEE J. of Quantum Electronics, 42(12), 2006 (1209-1214)
15. Y. Ben Ezra, B.I. Lembrikov, M. Haridim
    Special features of XGM in QD-SOA
    IEEE J. of Quantum Electronics, 43(8), 2007 (730-737)
16. Y. Ben Ezra, M. Haridim, B.I. Lembrikov, M. Ran
    Proposal for all-optical generation of Ultra-Wideband impulse radio signals in
    Mach-Zehnder Interferometer with Quantum-Dot optical amplifier
    IEEE Photonics Technology Letters, 20(7), 2008 (484-486)
17. Y. Ben-Ezra, B.I. Lembrikov, M. Haridim
    Ultrafast all-optical processor based on Quantum-Dot Semiconductor Optical Amplifiers
    IEEE J. of Quantum Electronics, 45(1), 2009 (34-41)
18. M.P. Thakur, T.J. Quinlan, C. Bock, S.D. Walker, M. Toycan, S.E.M. Dudley, D.W. Smith, A.
    Borghesani, D. Moodie, M. Ran, Y. Ben-Ezra
    480-Mbps, Bi-directional, ultra-wideband radio-over-fibre transmission using a 1308/1564-nm reflective electro-absorption transducer and commercially-available VCSELs
    J. of Lightwave Technology, 27(3), 2009 (266-272)
19. Y. Ben Ezra, M. Ran, B.I. Lembrikov, B. Cabon, A. Leibowitch, M. Haridim
    Up-conversion of triple-band OFDM UWB signals by a multimode VCSEL
    IEEE Photonics Technology Letters, 21(13), 2009 (869-871)
20. Y. Ben-Ezra, M. Ran, B.I. Lembrikov, U. Mahlab, M. Haridim, A. Leibovich
    Optimal transmission of OFDM ultra-wideband signals beyond 40 Gb/s
    Special Issue on Transparent Optical Networking
    J. of Networks, 5(2), 2010 (140-151) [invited]
21. M. Ran, B.I. Lembrikov,Y. Ben-Ezra
    Ultra-wideband radio-over-optical fiber concepts, technologies and applications
    IEEE Photonics J., 2(1), 2010 (36-48) [invited]
22. I. Bakish, V. Artel, T. Ilovitsh, M. Shubely, Y. Ben-Ezra, A. Zadok, C.N. Sukenik
    Self-assembled monolayer assisted bonding of Si and InP
    Optical Materials Express, 2(8), 2012 (1141-1148)
23. Y. Ben-Ezra, B.I. Lembrikov
    Synchronized carrier dynamics in Quantum Dot-in-a-Well (QDWELL) laser
    under an optical injection
    IEEE J. of Selected Topics in Quantum Electronics, 19(5), 2013 (1901508)
24. Y. Stern, K. Zhong, T. Schneider, Y. Ben-Ezra, R. Zhang, M. Tur, A. Zadok
    Brillouin optical spectrum analyzer monitoring of subcarrier-multiplexed fiber-optic signals
    Applied Optics, 52(25), 2013 (6179-6184)
25. Y. Ben-Ezra, B.I. Lembrikov
    Semiconductor optical amplifier based on a Quantum Dot-in-a-Well (QDWELL) structure
    under optical pumping
    IEEE J. of Quantum Electronics, 50(5), 2014 (340-347)
26. Y. Stern, K. Zhong, T. Schneider, R. Zhang, Y. Ben-Ezra, M. Tur, A. Zadok
    Tunable sharp and highly selective microwave-photonic band-pass filters
    based on stimulated Brillouin scattering
    Photonics Research, 2(4), 2014 (B18-B25)
27. Y. Ben-Ezra, B.I. Lembrikov
    Quantum Dot-in-a-Well (QDWELL) laser dynamics under optical injection
    Optical and Quantum Electronics, 46, 2014 (1239-1245)
    [published online: DOI 10.107/s11082-013-9829-3]
28. Y. Ben-Ezra, B.I. Lembrikov
    Investigation of a Cross-Gain modulation (XGM) in a Semiconductor Optical Amplifier (SOA) based on a Quantum Dot-in-a-Well (QDWELL) structure
    IET Optoelectronics, 9(2), 2015 (43-51)
29. Y. Ben-Ezra, B.I. Lembrikov 
    UWB system optical link based on a Quantum-Dot-in-a-Well (QDWELL) laser 
    Optical and Quantum Electronics, 47, 2015 (1527-1533) [IF=1.078]
30. Y. Ben Ezra, A. Zadok, R. Califa, D. Munk, B.I. Lembrikov 
    All-optical wavelet-based orthogonal frequency division multiplexing system 
    based on silicon photonic integrated components 
    IET Optoelectronics, 10(2), 2016 (44-50) 
    [selected papers from Semiconductor and Integrated Optoelectronics Conf., 
    Cardiff, Wales, 31 March-2 April 2015] 
31. B.I. Lembrikov, D. Ianetz, Y. Ben-Ezra 
    Nonlinear optical phenomena in a Silicon-Smectic A Liquid Crystal (SALC) waveguide 
    Materials, 12(13), 2019 (2086 – 17 pages) 
    [This article belongs to the Special Issue: Photoactive Materials: Synthesis, Applications and Technology]

1. B.I. Lembrikov, D. Ianetz, Y. Ben Ezra 
   Stimulated scattering of surface plasmon polaritons in a plasmonic waveguide 
   with a Smectic A liquid crystalline core 
   In: Nanoplasmonics, Carlos J. Bueno-Alejo (ed.) 
   InTechOpen, London, UK, 3 September 2019 

1. M. Ran, Y. Ben Ezra, B. Lembrikov
   "Ultra wideband radio over optical fibre"
   in: Technologies for the Wireless Future: Wireless World Research Forum
   Klaus David (ed.)
   Vol. 3, Ch. 7, 2008 (272-313)
   [ISBN: 978-0-470-99387-3, 506 pages]
2. M. Ran, Y. Ben Ezra, B. Lembrikov
   "Ultra-wideband radio-over-optical fibre"
   in: Short-Range Wireless Communications: Emerging Technologies and Applications
   Rolf Kraemer, Marcos Katz (eds.)
   Part IV: Emerging Concepts in Short-Range Communications
   Ch. 24, 2008 (271-330)
   [ISBN: 978-0-470-69995-9, 368 pages]
3. Y. Ben Ezra, B.I. Lembrikov, M. Ran, M. Haridim
   "All optical generation and processing in IR UWB signals"
   in: Optical Fibre, New Developments
   Christophe Lethien (ed.)
   In-Tech, Croatia, 2009, Ch. 18 (425-444)
   [ISBN: 978-953-7619-50-3]
4. B.I. Lembrikov, Y. Ben Ezra, M. Ran, M. Haridim
   "High spectral efficiency optical transmission of OFDM ultra-wideband signals beyond 40 Gb/s"
   in: Optical Fibre, New Developments
   Christophe Lethien (ed.)
   In-Tech, Croatia, 2009, Ch. 19 (445-465)
   [ISBN: 978-953-7619-50-3]
5. Y. Ben Ezra, B.I. Lembrikov
   "New approach to ultra-fast all-optical signal processing based on quantum dot devices"
   in: Semiconductor Technologies, Jan Grym (ed.)
   In-Tech, Croatia, 2010 (419-436)
6. M. Ran, Y. Ben Ezra, B.I. Lembrikov
   "High performance analog optical links based on quantum dot devices
   for UWB signal transmission"
   in: Ultra Wideband, Boris Lembrikov (ed.)
   Sciyo, Croatia, 2010 (75-96)
   [ISBN: 978-953-307-139-8]
7. M. Haridim, B.I. Lembrikov, Y. Ben-Ezra
   "Semiconductor optical amplifiers"
   in: Advances in Optical Amplifiers, Paul Urquhart (ed.)
   In-Tech, Croatia, Ch. 1, 2011 (3-26)
   [ISBN: 978-953-307-186-2, 436 pages]
8. M. Ran, Y. Ben-Ezra
   "Green femtocell based on UWB technologies"
   in: Novel Applications of the UWB Technologies
   B. Lembrikov (ed.)
   In-Tech, Croatia, Ch.9, 2011 (175-194)
   [ISBN: 978-953-307-324-8, 440 pages]
9. Y. Ben-Ezra, B.I. Lembrikov, A. Zadok, R. Halifa, D. Brodeski
   "All-optical signal processing for high Spectral Efficiency (SE) optical communication"
   in: Optical Communication, Narottam Das (ed.)
   In-Tech, Croatia, 2012, Chapter 14, 2012 (343-366)
   [ISBN: 978-953-51-0784-2]
10. B.I. Lembrikov, Y. Ben-Ezra
    "Application of Complex Wavelet Packet Transform (DT-CWPT) in Coherent Optical
    (CO-OFDM) communication systems"
    in: Advances in Optical Communication, Narottam Das (ed.)
    In-Tech, Croatia, Ch.6, 2014 (145-168)
    [ISBN: 978-953-51-1730-8]
11. Y. Ben-Ezra, B.I. Lembrikov
    Ultra-fast all-optical memory based on Quantum Dot Semiconductor Optical Amplifiers (QD-SOA)
    in: Optical Fiber and Wireless Communications, Rastislav Roka (ed.)
    InTech, Chapter 14 (279-293)
    [ISBN: 978-953-51-3275-2]
12. Y. Ben-Ezra, B.I. Lembrikov
    Improvement of the Quantum Dot-in-a-Well (QDWELL) laser and amplifier performance
    under the optical injection
    in: Optical Communication Technology, Pedro Pinho (ed.)
    InTech, Chapter 4 (75-99)
    [ISBN: 978-953-51-3417-6]
13. B.I. Lembrikov, D. Ianetz, Y. Ben Ezra
    Nonlinear optical phenomena in Smectic A Liquid Crystals
    In: Liquid Crystals – Recent Advancements in Fundamental and Device Technologies
    Pankaj Kumar Choudhury (ed.)
    InTech, Chapter 7, 2018 (131-157)
    [ISBN: 978-953-51-3872-3]
14. Y. Ben-Ezra, B.I. Lembrikov
    Quantum Dot-Semiconductor Optical Amplifiers (QD-SOA): Dynamics and applications
    In: Optical Amplifiers – A Few Different Dimensions
    Pankaj Kumar Choudhury (ed.)
    InTech, Chapter 2, 2018 (11-38)
    [ISBN: 978-1-78923-499-2]
15. Y. Ben Ezra, B.I. Lembrikov, M. Schwartz, S. Zarkovsky
    Applications of wavelet transforms to the analysis of superoscillations
    In: Wavelet Theory and Its Applications
    Sudhakar Radhakrishnan (ed.)
    InTechOpen, London, UK, Chapter 10, 2018 (195-214)
    [ISBN: 978-1-78923-432-90]

Current Teaching

• Advance digital signal processing
• Selected topics in signal processing
• Information theory
• Modern optical communication

Teaching History

• Digital signal processing
• Signals and system
• Introduction to linear systems
• Semiconductor physics and devices
• Communication systems
• Mobile and cellular communication systems