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Lawrence R Chen

Titre(s) académique(s): 

Responsible Académique et Chercheur-Boursier ELATE (Enhancing Learning and Teaching in Engineering - Amélioration de l’apprentissage et de l’enseignement en génie)

Ingénieur, l'Ordre des ingénieurs du Québec (OIQ)

Lawrence R Chen
Coordonnées
Adresse: 

Département de génie électrique et informatique

Pavillon McConnell, Salle 811

3480 Boul. Robert-Bourassa

Montréal, QC, Canada H3A 0E9

Téléphone: 
514-398-1879
Adresse de courriel: 
lawrence.chen [at] mcgill.ca
Biographie: 

Lawrence Chen est professeur titulaire de génie électrique et informatique à l’Université McGill. Il est aussi le Responsible Académique et un Chercheur-Boursier de l’Initiative ELATE (Enhancing Learning and Teaching in Engineering - Amélioration de l’apprentissage et de l’enseignement en génie) de la Faculté de génie. Ses recherches portent sur les communications par fibre optique, les circuits photoniques intégrés et l’éducation en génie. Il s’intéresse tout particulièrement aux enjeux situés à l’intersection de l’équité, de la diversité et de l'accessibilité, l’environnement d'apprentissage et le succès et les aspirations professionnelles des étudiants.es. Ses travaux ont été publiés dans les revues de l’IEEE (Institute of Electrical and Electronic Engineers) et l’Optica, et il a donné 40 présentations à titre de conférencier invité à des colloques internationaux. Professeur Chen a enseigné à près de 5 000 étudiants.es et a dirigé plus de 80 chercheurs.es postdoctoraux et étudiants.es à la maîtrise et au doctorat. Il a reçu le Prix d’excellence en enseignement du Principal et Vice-Chancelier de l’Université McGill, le Prix SALTISE pour les pratiques et les innovations pédagogiques exemplaires, et le « IEEE Canada James M. Ham Outstanding Engienering Educator Award ». Il est un membre « Fellow » d’Optica.

Unité: 
Département de génie électrique et informatique
Areas of expertise: 

Communications par fibre optique, circuits photoniques intégré, l’éducation en génie

Cours: 

FACC 100 Introduction to the Engineering Profession (A15, A17, A19, A20, H23, A23, H25)

FACC 400 Engineering Professional Practice (H17)

ECSE 206 Introduction to Signals and Systems (H18, A18, H20, H21, H23, A23, A24)

ECSE 430 Photonic Devices and Systems (A18)

ECSE 540 Photonic Devices and Applications (H17, A18)

Position: 
Professeur titulaire
Prix et distinctions: 

IEEE Canada J. M. Ham Outstanding Engineering Educator Award, pour ses « contributions remarquables à l'apprentissage étudiant en génie par l'enseignement, le développement du curriculum, les changements pédagogiques, la recherche et le développement communautaire », 2022

Prix d’excellence en enseignement du Principal et Vice-Chancelier de l’Université McGill, 2021

Prix SALTISE pour les pratiques et les innovations pédagogiques exemplaires, 2015

Fellow, Optica (anciennement Optical Society of America), for contributions to optical fiber communications, in particular fiber Bragg gratings, optical code-division multiple access and pulse shaping, 2012

Prix de la direction des étudiants.es de 2ème et 3ème cycles SYTACom, 2007

 

 

Publications (sélection): 

Les astérix identifient les étudiants.es avec lesquels le professeur Chen a publié

Articles Scientifiques (Par Invitation)

[12] H. Sun*, B. Taglietti*, Y. Wang*, and L. R. Chen, “Integrated subwavelength grating waveguide Bragg gratings for microwave photonics,” IEEE/Optica Journal of Lightwave Technology, Special Issue on Microwave Photonics, vol. 40, no. 20, pp. 6636-6649 (2022).

[11] H. Sun*, M. Khalil*, Z. Wang*, and L. R. Chen, “Recent progress in integrated electro-optic frequency comb generation,” Journal of Semiconductors, Issue on Semiconductor Optoelectronic Integrated Circuits, vol. 42, no. 4, 042301 (2021).

[10] L. R. Chen, J. Wang*, B. Naghdi*, and I. Glesk, “Subwavelength grating waveguide devices for telecommunications applications,” IEEE Journal on Selected Topics in Quantum Electronics, Issue on Metamaterial Photonics and Integration, vol. 25, no. 3, 8200111 (2019).

[9] L. R. Chen, M.-I. Comanici*, P. Moslemi*, J. Hu, and P. Kung, “A review of recent results on simultaneous interrogation of multiple fiber Bragg grating sensors using microwave photonics,” MDPI Applied Sciences, Special Issue on Microwave Photonics 2018, vol. 9, no. 2, 298 (2019).

[8] R. Maram*, S. Kaushal, J. Azaña, and L. R. Chen, “Recent trends and advances of silicon-based integrated microwave photonics,” MDPI Photonics, vol. 6, no. 1, 13 (2019).

[7] L. R. Chen, P. Moslemi*, Z. Wang*, M. Ma*, and R. Adams, “Integrated microwave photonics for spectral analysis, waveforms generation, and filtering,” IEEE Photonics Technology Letters, Special Issue on Integrated Microwave Photonics, vol. 30, no. 21, pp. 1838-1841 (2018).

[6] L. R. Chen, P. Moslemi*, M. Ma*, and R. Adams, “Simultaneous multi-channel microwave photonic signal processing,” MDPI Photonics, Special Issue on Microwave Photonics, vol. 4, no. 4, 44 (2017).

[5] L. R. Chen, “Silicon photonics for microwave photonics applications,” IEEE/OSA Journal of Lightwave Technology, Special Issue on Selected Papers from OFC (Invited and Top Scored), vol. 35, no. 4, pp. 824-835 (2017).

[4] L. R. Chen, “Subwavelength grating waveguide devices in silicon-on-insulators for integrated microwave photonics,” Chinese Optics Letters, Special Issue on Microwave Photonics, vol. 15, no. 1, 010004 (2017).

[3] J. Wang*, I. Glesk, and L. R. Chen, “Subwavelength grating devices in silicon photonics,” Science Bulletin, vol. 61, no. 11, pp. 879-888 (2016).

[2] L. R. Chen, “Chirped microwave and millimeter wave pulse generation based on optical spectral shaping and wavelength-to-time mapping in silicon photonics,” Optics Communications, Special Issue on Integrated Microwave Photonics, vol. 373, pp. 70-81 (2016).

[1] L. R. Chen, “Generating UWB and microwave waveforms using silicon photonics” IEICE Transactions on Electronics, Special Section on Microwave Photonics, vol. E98-C, no. 8, pp. 752-763 (2015).

Articles Scientifiques (avec examen par les pairs) – depuis 2015

[175] Y. Xie*, M. KHalil*, J. Liu, Z. Lu, P. J. Poole, J. Weber, G. Liu, M. Rahim, and L. R. Chen, "An instantaneous frequency measurement system based on quantum dash mode-locked laser," Optics Express, sous presse (2024).

[174] M. Khalil*, Y. Xie*, E. Berikaa, J. Liu, Z. Lu, P. J. Poole, G. Liu, J. Weber, D. V. Plant, and L. R. Chen, "Performance of quantum-dash mode-locked lasers (QD-MLLDs) for high-capacity coherent optical communications," Optics Express, vol. 32, no. 1, pp. 217-229 (2024)

[173] A. Rabiepoor, S. Alireza Nezamalhosseini, and L. R. Chen, "IRS-assisted vehicular visible light communication systems: channel modeling and performance analysis," Applied Optics, vol. 63, no. 1, pp. 167-178 (2024).

[172] Y. Xie*, M.Khalil*, H. Sun*, S. Moosabhoy*, J. Liu, Z. Lu, P. J. Poole, J. Weber, L. R. Chen, "Photonic beamforming using quantum-dash mode-locked frequency comb laser," Applied Optics, vol. 62, no. 32, pp. 8696-8701 (2023).

[171] A. Chan*, M. Khalil*, Kh. A. Shahriar, D. V. Plant, L. R. Chen, and R. Kuang, "Encryption in phase space for classical coherent optical communications," Scientific Reports, vol. 13, 12965 (2023).

[170] Z. Wei, C. Nacke, M. Khalil*, H. Sun*, K. Stitt, J. Lougheed, L. R. Chen, and D. V. Plant, “AL-aided automatic modulation classification in multi-user white-light OFDMA VLC system over a light-diffusing fiber loop,” Optics Letters, vol.48, no. 14, pp. 3661-3664 (2023).

[169] M. Javad Zakavi, S. A. Nezamalhosseini, and L. R. Chen, “Multi-user massive MIMO-OFDM for visible light communication systems,” IEEE Access, vol. 11, pp. 2259-2273 (2023).

[168] H. Sun* and L. R. Chen, “Polarization independent Bragg gratings using tileted subwavelength grating waveguide Bragg gratings,” Optics Express, vol. 31, no. 2, pp. 1214-1223 (2023).

[167] M. A. Amirabadi, S. A. Nezamalhosseini, M. H. Kahaei, and L. R. Chen, “Improving MDM-WDM optical network performance via optimized power allocation using Gaussian noise model,” Optical Fiber Technology, vol. 75, 103187 (2023).

[166] H. Rabbani, S. Alireza Nezamalhosseini, L. R. Chen, and A. Beheshti-Shirazi, “Optimal power allocation in serial relay-assisted underwater wireless optical communication systems,” IET Optoelectronics, vol. 17, no. 1, pp. 12-23 (2023).

[165] M. Khalil*, H. Sun*, E. Berikaa, D. V. Plant, and L. R. Chen, “Electrically reconfigurable waveguide Bragg grating filters,” Optics Express, vol. 30, no. 22, pp. 39643-39651 (2022).

[164] J. Wang, C. Fang, N. Dong, W. Jiang, Z. Chen, L. R. Chen, and X. Sun, “Ultra-broadband subwavelength grating coupler for bound state in continuum,” IEEE Photonics Journal, vol. 14, no. 4, 2735104 (2022).

[163] M. A. Amirabadi, M. H. Kahaei, S. A. Nezamalhosseini, and L. R. Chen, “Joint power and gain allocation in MDM-WDM optical communication networks based on enhanced Gaussian noise model,” IEEE Access, vol. 10, pp. 23122-23139 (2022).

[162] M. A. Amirabadi, M. H. Kahaei, S. A. Nezamalhosseini, and L. R. Chen, “Optimal power allocation in nonlinear MDM-WDM systems using Gaussian noise model,” IET Optoelectronics, vol. 16, no. 3, pp. 133-148 (2022).

[161] H. Sun*, M. Khalil*, J. Liu, Z. Lu, P. J. Poole, J. Weber, D. V. Plant, and L. R. Chen, “Reconfigurable microwave photonic filter based on a quantum dash mode-locked laser,” Optics Letters, vol. 47, no. 5, pp. 1133-1136 (2022)

[160] S. Zargari, M. Kolivand, S. A. Nezam-Alhosseini, B. Abolhassani, L. R. Chen, and M. H. Kahei, “Resource allocation of hybrid VLC/RF systems with light energy harvesting,” IEEE Transactions on Green Communications and Networking, vol. 6, no. 1, pp. 600-612 (2022).

[159] L. Liu*, X. Jian*, W. Dong, L. R. Chen and J. Capmany, “Dual-frequency optoelectronic oscillator incorporating a single cavity and multiband microwave photonic filter,” Optics Express, vol. 29, no. 9, pp. 14006-14015 (2021).

[158] H. Sun* and L. R. Chen, “Polarization dependent tuning of Bragg reflection enabled through tilter subwavelength grating waveguide Bragg gratings,” Optics Letters, vol. 46, no. 6, pp. 1450-1453 (2021).

[157] Y. Wang*, H. Sun*, M. Khalil*, W. Dong, I. Gasulla, J. Capmany, and L. R. Chen, “On-chip optical true time delay lines based on subwavelength grating waveguides,” Optics Letters, vol. 46, no. 6, pp. 1405-1408 (2021).

[156] S. A. Nezam-Alhosseini and L. R. Chen, “Optimal power allocation for MIMO underwater wireless optical communication systems using channel state information at the transmitter,” IEEE Journal of Oceanic Engineering, vol. 46, no. 1, pp. 319-325 (2021).

[155] H. Sun*, Y. Wang*, and L. R. Chen, “Integrated discretely tunable optical delay line based on step-chirped subwavelength grating waveguide Bragg gratings,” IEEE/OSA Journal of Lightwave Technology, Special Issue on Microwave Photonics, vol. 38, no. 19, pp. 5551-5560 (2020).

[154] L. Liu*, X. Jin*, T. Ning, L. R. Chen, and J. Capmany, “Optical spectral slicing based reconfigurable and tunable microwave photonic filter,” IEEE/OSA Journal of Lightwave Technology, Special Issue on Microwave Photonics, vol. 38, no. 19, pp. 5492-5499 (2020).

[153] G. Nemova*, X. Jin*, L. R. Chen, S. V. Firstov, and O. Sezerman, “Modeling and experimental characterization of dual-wavelength Bi-doped fiber lasers with cascaded cavities,” Journal of the Optical Society of America B, vol. 37, no. 5, pp. 1453-1460 (2020).

[152] Z. Wang*, M. Ma*, H. Sun*, M. Khalil*, R. Adams, K. Yim*, X. Jin*, and L. R. Chen, “Optical frequency comb generation using CMOS compatible cascaded Mach-Zehnder modulators,” IEEE Journal of Quantum Electronics, vol. 55, no. 6, pp. 8400206 (2019).

[151] R. Maram*, D. Onori, J. Azaña, and L. R. Chen, “Discretely programmable microwave photonics filter based on temporal Talbot effects,” Optics Express, vol. 27, no. 10, pp. 14381-14391 (2019).

[150] U. A. Korai*, Z. Wang*, C. Lacava, L. R. Chen, I. Glesk, and M. J. Strain, “A technique for the measurement of picosecond optical pulses using a non-linear fiber loop mirror and an optical power meter," Optics Express, vol. 27, no. 5, pp. 6377-6388 (2019).

[149] Z. Wang*, M. Ma*, and L. R. Chen, “Integrated optical add-drop multiplexer in SOI based on mode selection and Bragg reflection,” IEEE Photonics Technology Letters, vol. 30, no. 24, pp. 2107-2110 (2018).

[148] P. Moslemi*, M. Rochette, and L. R. Chen, “Generating multi-channel chirped microwave waveforms using silicon photonic spectral shapers,” IEEE/OSA Journal of Lightwave Technology, vol. 36, no. 23, pp. 5498-5504 (2018).

[147] M.-I. Comanici*, J. Hu, P. Moslemi*, and L. R. Chen, “Simultaneous interrogation of multiple fiber Bragg grating temperature sensors using a microwave photonic approach,” Applied Optics, vol. 57, no. 28, pp. 8338-8442 (2018).

[146] B. Naghdi* and L. R. Chen, “Silicon photonic four-channel optical add-drop multiplexer enabled by subwavelength grating waveguides,” IEEE Photonics Journal, vol. 10, no. 4, pp. 6601510 (2018).

[145] Z. Wang*, L. R. Chen, and I. Glesk, “All-optical signal processing based on integrated nonlinear optical loop mirror in silicon photonics,” APL Photonics, vol. 3, no. 2, 026102 (2018).

[144] M.-I. Comanici*, L. R. Chen, and P. Kung, “Microwave photonic filter-based interrogation system for multiple fiber Bragg grating sensors,” Applied Optics, vol. 56, no. 32, pp. 9074-9078 (2017).

[143] P. Moslemi*, L. R. Chen, and M. Rochette, “Simultaneously generating multiple chirped microwave waveforms using an arrayed waveguide Sagnac interferometer,” IET Electronics Letters, vol. 53, no. 23, pp. 1534-1535 (2017).

[142] B. Naghdi* and L. R. Chen, “Spectral engineering of subwavelength-grating-based contradirectional couplers,” Optics Express, vol. 25, no. 21, pp. 25310-25317 (2017).

[141] P. Moslemi* and L. R. Chen, “Simultaneously generating multiple chirped microwave pulses with superimposed FBGs,” IEEE Photonics Technology Letters, vol. 29, no. 16, pp. 1387-1390 (2017).

[140] M. Rezagholipour Dizaji*, C. J. Krückel, A. Fülöp, P. A. Andrekson, V. Torres-Company, and L. R. Chen, “Silicon-rich nitride waveguides for broadband nonlinear signal processing,” Optics Express, vol. 25, no. 11., pp. 12100-12108 (2017).

[139] M. Ma*, R. Adams, and L. R. Chen, “Integrated photonic chip enabled simultaneous multi-channel ultra-wideband radio frequency spectrum analyzer,” IEEE/OSA Journal of Lightwave Technology, vol. 35, no. 13, pp. 2622-2628 (2017).

[138] C. Jia*, B. Shastri, P. R. Prucnal, M. Saad, and L. R. Chen, “Simultaneous Q-switching of a Tm3+:ZBLAN fiber laser at 1.9 mm and 2.3 mm using graphene,” IEEE Photonics Technology Letters, vol. 29, no. 4, pp. 405-408 (2017).

[137] H. Kishikawa, N. Goto, and L. R. Chen, “All-optical wavelength preserved modulation format conversion from PDM-QPSK to PDM-BPSK using FWM and interference,” IEEE/OSA Journal of Lightwave Technology, vol. 34, no. 23, pp. 5505-5515 (2016).

[136] M. Ma* and L. R. Chen, “Harnessing mode-selective nonlinear optics for on-chip multi-channel all-optical signal processing,” APL Photonics, vol. 1, no. 8, 086104 (2016).

[135] C. Jia*, B. Shastri, N. Abdukerim, M. Rochette, P. R. Prucnal, M. Saad, and L. R. Chen, “Passively synchronized Q-switched and mode-locked dual-band Tm3+:ZBLAN fiber lasers using a common graphene saturable absorber,” Scientific Reports, vol. 6, 36071 (2016).

[134] B. Naghdi* and L. R. Chen, “Silicon photonic contra-directional coupler using subwavelength grating waveguides,” Optics Express, vol. 24, no. 20, pp. 23429-32438 (2016).

[133] R. Ashrafi*, J. Wang*, R. Adams, I. Glesk, I. Gasulla, J. Capmany, and L. R. Chen, “Subwavelength grating enabled on-chip ultra-compact optical true time delay line,” Scientific Reports, vol. 6, 30325 (2016).

[132] R. Ando, H. Kishikawa, N. Goto, S. Yanagia, and L. R. Chen, “Performance analysis of all-optical wavelength-shift-free format conversion from QPSK to two BPSK tributaries using FWM and interference,” IEICE Transactions on Electronics, Special Section on Recent Advances in Photonics Technologies and Their Applications, vol. E99-C, no. 2, pp. 219-226 (2016).

[131] J. Wang* and L. R. Chen, “Low crosstalk Bragg grating/Mach-Zehnder interferometer optical add-drop multiplexer in silicon photonics,” Optics Express, vol. 23, no. 20, pp. 26450-26459 (2015).

[130] J. Wang* and L. R. Chen, “Multichannel OADM based on cascaded Bragg grating/Mach-Zehnder interferometers in SOI,” IET Electronics Letters, vol. 51, no. 18, pp. 1431-1433 (2015).

[129] C. Jia*, X. Liang, M. Rochette, and L. R. Chen, “Alternate wavelength switching in a widely tunable dual-wavelength Tm3+-doped fiber laser at 1900 nm,” IEEE Photonics Journal, vol. 7, no. 4, pp. 1502907 (2015).

[128] R. Ashrafi*, M. Rezagholipour Dizaji*, L. R. Cortés, J. Zhang, J. Yao, J. Azaña, and L. R. Chen, “Time-delay to intensity mapping based on a second-order optical integrator: application to optical arbitrary waveform generation,” Optics Express, vol. 23, no. 12, pp. 16209-16223 (2015).

[127] J. Wang*, R. Ashrafi*, M. Rochette, and L. R. Chen, “Chirped microwave pulse generation using an integrated SiP Bragg grating in a Sagnac loop,” IEEE Photonics Technology Letters, vol. 27, no. 17, pp. 1876-1879 (2015).

[126] J. Wang*, I. Glesk, and L. R. Chen, “Subwavelength grating Bragg grating filters in silicon-on-insulator,” IET Electronics Letters, vol. 51, no. 9, pp. 712-714 (2015).

[125] M. Ma*, M. Rochette, and L. R. Chen, “Generating chirped microwave pulses based on an integrated distributed Fabry-Pérot cavity in silicon-on-insulator,” IEEE Photonics Journal, vol. 7, no. 2, pp. 5500706 (2015).

[124] M. Chagnon, M. Spasojevic*, R. Adams, M. Malekiha, J. Li*, D. V. Plant, and L. R. Chen, “Wavelength multicasting of 22 GBaud 16-QAM signals based on four-wave mixing in a silicon nanowire,” IEEE Photonics Technology Letters, vol. 27, no. 8, pp. 860-863 (2015).

Articles et Présentations Liés à L’éducation en Génie

[11] L. R. Chen, "Student-generated infographics and videos for learning about professional obgligations and the impact of engineering on society," American Society for Engineering Education Annual Conference & Exposition, 23-26 June 2024, Portland, OR.

[10] S. Maw, P. Ostafichuk, P. Neufeld, L. Chen, K. Moozeh, B. Frank, C. Jaeger, C. MacGregor, G. McSorley, and J. Grove, "Preliminary employment trajectory findings from a pan-Canadian survey on career motivations and aspirations of undergraduate engineering students," Canadian Engineering Education Associate Conference, 15-19 Jun 2024, Edmonton, AB.

[9] L. R. Chen, K. B. Downey, and E. L. Whitteck, “A multi-institutional alternative assessment faculty learning community: supporting teaching in higher education,” CourseSource, vol. 10 (2023). https://doi.org/10.24918/cs.2023.35.

[8] R. Adams and L. R. Chen, "Students' reflections on the impact of paid summer photonics research internships," Conference on Education and Training in Optics and Photonics: ETOP, 15-18 Mai 2023, Orlando, FL.

[7] L. R. Chen, “Group work on midterm and final exams in the remote teaching and learning context and beyond,” International Conference on Education and New Learning Technologies, 4-6 Juillet 2022, Palma de Mallorca, Spain, hybrid conference.

[6] I. El Boijairami, S. Kouthouridis, Z. Sobhanigavgani*, M. Jacques*, C. Moraes, S. Omelon, M. Driscoll, and L. R. Chen, “Utility and implementation of reflection in distinct types of engineering courses,” Canadian Engineering Education Association Conference, 9-12 Juin 2019, Ottawa, ON.

[5] L. R. Chen, M. Jacques*, and Z. Sobhanigavgani*, “On the use of reflective writing for improving student learning of conceptual and technical problems in engineering,” Canadian Engineering Education Association Conference, 9-12 Juin 2019, Ottawa, ON.

[4] L. R. Chen and M. Jacques*, “On the use of reflective writing in an introductory photonics course,” 15th Conference on Education and Training in Optics and Photonics: ETOP, 21-24 Mai 2019, Quebec City, QC.

[3] L. R. Chen and M. Orjuela-Laverde, “Implementing reflective writing in large non-technical engineering courses,” Canadian Engineering Education Association Conference, 3-6 Juin 2018, Vancouver, C-B.

[2] R. Adams and L. R. Chen, "Engaging college physics students with photonics research," Proc. SPIE 10452, 14th Conference on Education and Training in Optics and Photonics: ETOP, 29-31 Mai 2017, Hangzhou, Chine.

[1] M. Orjuela-Laverde and L. R. Chen, “Using peer-review as an active learning strategy in a large first year course,” Canadian Engineering Education Association Conference, 8-11 Juin 2014, Canmore, AB.

Directions de mémoires et de thèses: 

Chercheurs.es en l’éducation en génie

  • Kennedy Olsen, étudiante SURE
  • Max Wu-Blouin, étudiant SURE 
  • Natalie Co, étudiante SURE 
  • Christine Hao, étudiante de 1ere cycle
  • Katia Hwang, étudiante de 1ere cycle

Chercheurs.es

  • Dr. Nitika Vaish (PDF)
  • Mostafa Khalil (PhD)
  • Yuxuan Xie (PhD)
  • Xi Wang (PhD)
  • Zhuoran Wang (PhD)
  • Ali Roohforouz (PhD)
  • Luyao Xie (MSc)
  • Thomas Papatheodorakos, étudiant de 1ere cycle

Etudiants.es diplomés

  • Sai Gubbala (MSc)
  • Bruno Taglietti, PhD, 2023, Optics engineer, ADVA Optical Networking (Ottawa, ON)
  • Hao Sun, PhD, 2022, Postdoctoral researcher, INRS-EMT (Montreal, QC)
  • Sehr Moosabhoy, 2022, étudiante de 1ere cycle
  • Adrian Chan, MSc, 2021, Silicon validation engineer, Synopsis (Ottawa, ON)
  • Daniel Hutama, s'est retiré de la maîtrise pour poursuivre le doctorat à l’Université d'Ottawa (Ottawa, ON)
  • Dr. Maria-Iulia Comanici, PDF, 2021, O/E Land Inc. (Montreal, QC)
  • Dr. Xian Jin, PDF, 2020
  • Yue Wang, visiting PhD student, 2020, PhD student, Jilin University (China)
  • Ling Liu, visiting PhD student, 2020, PhD student, Beijing Jiaotong University (China)
  • Mostafa Khalil, MSc, 2020, PhD student, McGill University (Montreal, QC)
  • Dr. Reza Maram, PDF, 2019, Technical staff, FONEX data systems inc. (Montreal, QC)
  • Zifei Wang, PhD, 2019, Optics engineer, ADVA Optical Networking (Ottawa, ON)
  • Maria-Iulia Comanici, PhD, 2019, Industrial postdoctoral researcher, O/E Land, Inc. (Montreal, QC)
  • Behnam Naghdi, PhD, 2019, Technical staff, Huawei (Quebec City, QC)
  • Parisa Moslemi, PhD, 2019, Senior test development engineer, Infinera (Sunnyvale, CA)
  • Kathy Tim, BEng, 2019, étudiante de 1ere cycle
  • Jinghao Qiao, MEng, 2018, Developer, Bytedance (Shanghai, China)
  • Mohammad Rezagholipour Dizaji, PhD 2017, Technical staff, Ciena (Ottawa, ON)
  • Ming Ma, PhD 2017, Technical staff, Ericsson (Montreal, QC)
  • Chenglai Jia, PhD and PDF 2017, Engineer, MPB Communications (Montreal, QC)
  • Paul Morin, MEng 2016, Project manager, Excel Group (Toronto, ON)
  • Dr. Reza Ashrafi, 2016, Technical staff, Infinera (Ottawa, ON)
  • Junjia Wang, PhD 2015, Postdoctoral researcher, University of Cambridge (Cambridge, UK)
  • Yibo Li, MEng 2015, Software developer, Solace (Ottawa, ON)
  • Jia Li, PhD 2014, Technical staff, Infinera (Ottawa, ON)
  • Kishor Ramaswamy, MEng 2014, Application engineer, Optis (Troy, MI)
  • Guanhui (Ivy) Wang, MEng 2014, Application engineer, Lumerical (Vancouver, BC)
Communications et conférences (sélection): 

Présentations à Titre de Conférencier Invité – depuis 2015

[41] L. R. Chen, "Microwave photonic signal processing using a quantum dash optical frequency comb source," Conference on Lasers and Electro-Optics Pacific Rim, 4-9 Août, 2024, Incheon, Corée du Sud.

[40] M. Khalil*, E. Berikaa, M. S. Alam, K. A. Shahriar, Y. Xie*, J. Liu, Z. Lu, P. J. Poole, J. Weber, D. V. Plant, and L. R. Chen, “Performance of quantum-dash mode-locked laser diode (QD-MLLD) for data rates beyond Tb/s in WDM coherent transmission over 80 km-SMF,” Optica Advanced Photonics Congress, 9-13 Juillet 2023, Busan, Corée du Sud.

[39] L. R. Chen, M. Khalil*, Y. Xie*, H. Sun*, E. Berikaa, M. S. Alam, D. V. Plant, J. Liu, and Z. Lu, “Quantum dash optical frequency comb sources for optical communications and microwave photonics,” Photonics North, 12-15 Juin 2023, Montréal, QC.

[38] L. R. Chen, H. Sun*, B. Taglietti*, Y. Wang*, X. Wang*, and S. Moosabhoy*, “Silicon photonic subwavelength grating waveguide Bragg gratings for microwave photonic signal processing,” IEEE Photonics Conference, 13-17 Octobre 2022, Vancouver, C-B.

[37] L. R. Chen, “The path towards integrated microwave photonics,” 13th International Conference on Information Optics and Photonics, 7-10 Août 2022, Xi'an, Chine.

[36] Z. G. Lu, G. C. Liu, J. R. Liu, Y. X. Mao, P. J. Poole, Y. Huang, P. Barrios, M. Rahim, A. Askarian, X. R. Xie, C. Y. Song, J. Weber, D. Potras, R.-J. K. Obhi, S. W. Schaefer, H. Sun*, M. Khalil*, X. P. Zhang, J. P Yao, K. Wu, K. Hinzer, L. R. Chen, and D. V. Plant, “Quantum dot/dash semiconductor lasers for tens terabit/s coherent communications and high capacity 5G wireless networks,” Global Experts Meet on Laser, Optics, and Photonics, 28-30 Juillet, 2022, Amsterdam, Pays-Bas.

[35] L. R. Chen and H. Sun*, “A review of subwavelength grating waveguide Bragg gratings for optical and microwave photonic signal processing,” 3rd URSI Atlantic Radio Science Meeting, 29 Mai-3 Juin 2022, Gran Canaria, Espagne.

[34] L. R. Chen, “Integrated microwave photonics,” IEEE International Topical Meeting on Microwave Photonics, 15-17 Novembre 2021, Pise, Italie.

[33] L. R. Chen, “Subwavelength grating waveguide for integrated microwave photonics,” Optics Frontier: 12th International Conference on Information Optics and Photonics, 23-26 Juillet 2021, Xi’an, Chine.

[32] L. R. Chen, “Photonic integrated devices for microwave photonic signal processing,” Optoelectronics and Communications Conference, Workshop on Microwave Photonics – Broadband Cognitive Radio Enabled by Microwave Photonics 3-7 Juillet 2021, Hong Kong.

[31] L. R. Chen, “Subwavelength grating waveguide devices in silicon photonics for microwave photonics,” Asia Communications and Photonics Conference, 24-27 Octobre 29020, Beijing, Chine.

[30] L. R. Chen, “Silicon photonics for optical communications and microwave photonics,” Asia Communications and Photonics Conference, 2-5 Novembre 2019, Chengdu, Chine.

[29] L. R. Chen, “Integrated microwave photonics for waveform generation and filtering,” International Conference on Microwave Photonics Technology and Application, 8-10 Décembre 2018, Hangzhou, Chine.

[28] L. R. Chen, “On-chip devices for optical and microwave signal processing,” Asia Communications and Photonics Conference, 26-29 Octobre 2018, Hangzhou, Chine.

[27] L. R. Chen, “Advanced integrated devices in silicon photonics for all-optical signal processing,” Microoptics Conference, 15-18 Octobre 2018, Taipei, Taiwan.

[26] I. Glesk, Z. Wang*, and L. R. Chen, “Towards integrated devices for ultrafast all-optical signal processing in optical networks,” SPIE Photonics West, 27 Janvier-1 Février 2018, San Francisco, CA.

[25] L. R. Chen, “Subwavelength grating waveguide filters in silicon photonics,” SPIE Photonics West, 27 Janvier-1 Février 2018, San Francisco, CA.

[24] L. R. Chen, Z. Wang*, J. Wang*, I. Glesk, and R. Adams, “Recent advances in all-optical signal processing in silicon photonics,” Asia Communications and Photonics Conference, 10-13 Novembre 2017, Guangzhou, Chine.

[23] L. R. Chen, “Simultaneous multi-channel microwave photonic signal processing,” 32nd International Union of Radio Science General Assembly & Scientific Symposium, 19-26 Août 2017, Montréal, QC.

[22] L. R. Chen, M. Ma*, and R. Adams, “Harnessing mode-selective nonlinear optics for all-optical and microwave signal processing,” Conference on Lasers and Electro-Optics Pacific Rim/Opto-Electronics and Communications Conference/Photonics Global Conference, 31 Juillet – 4 Août 2017, Singapour.

[21] L. R. Chen, “Silicon photonics for microwave photonics applications,” Conference on Optical Fiber Communications (OFC’16), 20-24 Mars 2016, Anaheim, CA.

[20] L. R. Chen, “Subwavelength grating filters in silicon photonics,” Progress in Electromagnetics Research Symposium (PIERS’15), 6-9 Juillet 2015, Prague, République Tchèque.

[19] L. R. Chen, “Integrated spectral shapers in silicon photonics for generating chirped microwave pulses based on optical spectral shaping and wavelength-to-time mapping,” Progress in Electromagnetics Research Symposium (PIERS’15), 6-9 Juillet 2015, République Tchèque.

[18] L. R. Chen, "Silicon photonics: enabling microwave photonic systems and applications," CMOS Emerging Technologies Research, 20-22 Mai 2015, Vancouver, C-B.

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