Prof. John Xiupu Zhang Profile

Prof. John Xiupu Zhang

Professor at Concordia Univ

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 12 March 2024 Presentation + Paper

Presentation + Paper

Quantum dot coherent comb lasers for B5G/6G mobile and terrestrial communication systems

Z. Lu, G. Liu, J. Liu, P. Poole, Y. Mao, K. Zeb, X. Xie, M. Rahim, M. Vachon, C. Song, Y. Qi, J. Weber, P. Barrios, D. Poitras, N. Sabourin, S. Chen, P. Zhao, L. Huang, A. Askarian, X. Zhang, J. Yao, K. Wu

Proceedings Volume 12889, 128890E (2024) https://doi.org/10.1117/12.3000712

KEYWORDS: Modulation, Extremely high frequency, Optical transmission, Channel projecting optics, Multiple input multiple output, Radio optics, Single mode fibers, Telecommunications, Signal detection, Polarization

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Proceedings Article | 18 April 2021 Presentation + Paper

Presentation + Paper

Quantum dot multi-wavelength for high capacity 5G fiber-wireless integrated mobile fronthaul and access links

Z. Lu, K. Zeb, J. Liu, Y. Mao, G. Liu, P. Poole, P. Barrios, X. Zhang

Proceedings Volume 11775, 117750M (2021) https://doi.org/10.1117/12.2589200

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Proceedings Article | 5 March 2021 Presentation + Paper

Presentation + Paper

A quantum dash mode-locked laser-based photonic aided broadband multi-Gb/s wireless signal delivery system at 5G NR

Khan Zeb, Zhenguo Lu, Jiaren Liu, Youxin Mao, Guocheng Liu, Philip Poole, Chunying Song, Mohamed Rahim, Grzegorz Pakulski, Pedro Barrios, Xiupu Zhang

Proceedings Volume 11711, 117110I (2021) https://doi.org/10.1117/12.2583066

KEYWORDS: Telecommunications, Quantum dots, Mode locking, Signal to noise ratio, Channel projecting optics, Wireless communications, Standards development, Radio optics, Broadband telecommunications, Wireless broadband

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Proceedings Article | 24 October 2012 Paper

Paper

Impact of modulation index on transmission performance of millimeter wave multiband OFDM ultra-wide-band wireless signal over fiber system

Mohmoud Mohamed, Xiupu Zhang, Bouchaib Hraimel, Ke Wu

Proceedings Volume 8412, 84120S (2012) https://doi.org/10.1117/12.970377

KEYWORDS: Modulation, Phase shifts, Orthogonal frequency division multiplexing, Signal generators, Optical amplifiers, Signal attenuation, Oscillators, Extremely high frequency, Modulators, Radio over Fiber

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Proceedings Article | 24 October 2012 Paper

Paper

Optical multiple millimeter-wave signal generation using frequency quadrupling for radio-over-fiber systems

Mohmoud Mohamed, Xiupu Zhang, Salah Kuwairi

Proceedings Volume 8412, 84120U (2012) https://doi.org/10.1117/12.970406

KEYWORDS: Radio optics, Signal generators, Modulation, Polarization, Dispersion, Frequency modulation, Optical amplifiers, Signal attenuation, Radio over Fiber, Beam splitters

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Proceedings Article | 23 September 2010 Paper

Paper

Linewidth enhancement factor of InAs/InP quantum dot lasers around 1.53 um

Z. J. Jiao, Z. G. Lu, J. R. Liu, P. Poole, P. Barrios, D, Poitras, X. P. Zhang

Proceedings Volume 7750, 77501C (2010) https://doi.org/10.1117/12.872925

KEYWORDS: Stereolithography, Refractive index, Quantum dot lasers, Laser damage threshold, Semiconductor lasers, Quantum dots, Laser applications, Control systems, Tunable lasers, Phase modulation

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Proceedings Article | 18 November 2008 Paper

Paper

Multiwavelength quantum-dot semiconductor fiber ring laser

Z.G. Lu, J.R. Liu, X.P. Zhang, S. Raymond, P.J. Poole, P.J. Barrios, D. Poitras, S. Haffouz, Z. Wasilewski, G. Pakulski

Proceedings Volume 7135, 713521 (2008) https://doi.org/10.1117/12.803181

KEYWORDS: Semiconductor lasers, Fiber lasers, Polarization, Semiconductors, Quantum wells, Laser systems engineering, Waveguides, Birefringence, Polarizers, Semiconductor materials

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Proceedings Article | 21 November 2007 Paper

Paper

Ultra-broadband wavelength conversion system by using photonic crystal fiber

Z. G. Lu, J. R. Liu, S. Taebi, Y. Song, X. P. Zhang, T. Hall

Proceedings Volume 6781, 67811L (2007) https://doi.org/10.1117/12.742956

KEYWORDS: Data conversion, Photonic crystal fibers, Polarization, Wavelength division multiplexing, Dispersion, Tunable lasers, Four wave mixing, Networks, Optical networks, Phase matching

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Proceedings Article | 19 November 2007 Paper

Paper

Quantum-dot semiconductor waveguide devices

Z. Lu, J. Liu, S. Raymond, P. Poole, P. Barrios, S. Haffouz, D. Poitras, G. Pakulski, S. Taebi, Y. Song, X. Zhang, T. Hall

Proceedings Volume 6782, 67821Y (2007) https://doi.org/10.1117/12.745421

KEYWORDS: Waveguides, Semiconductor lasers, Semiconductors, Optical amplifiers, Signal processing, Semiconductor optical amplifiers, Electrons, Laser damage threshold, Four wave mixing

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Proceedings Article | 19 November 2007 Paper

Paper

Continuous-wave optical fiber based supercontinuum light source

Z. Lu, Y. Song, J. Liu, X. Zhang

Proceedings Volume 6782, 678213 (2007) https://doi.org/10.1117/12.743782

KEYWORDS: Scanning probe microscopy, Fiber lasers, Continuous wave operation, Raman spectroscopy, Light sources, Modulation, Power meters, Raman scattering, Optical fibers

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Proceedings Article | 8 September 2006 Paper

Paper

Calculation of bit error ratio for optically pre-amplified DPSK receivers using optical Mach-Zehnder interferometer demodulation and balanced detection

Xiupu Zhang, Zhenqian Qu, Lei Wang

Proceedings Volume 6343, 63430O (2006) https://doi.org/10.1117/12.707686

KEYWORDS: Receivers, Interference (communication), Signal detection, Demodulation, Beryllium, Error analysis, Statistical analysis, Mach-Zehnder interferometers, Optical filters, Modulation

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Proceedings Article | 8 September 2006 Paper

Paper

A simplified radio over fiber balanced system with suppression of both second- and third-order nonlinear distortions

Biagio Masella, Xiupu Zhang

Proceedings Volume 6343, 63432I (2006) https://doi.org/10.1117/12.707997

KEYWORDS: Radio over Fiber, Complex systems, Fiber Bragg gratings, Dispersion, Single sideband modulation, Nonlinear optics, Neodymium, Receivers, Phase shifts, Hybrid fiber radio

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Proceedings Article | 8 September 2006 Paper

Paper

Performance of lumped fiber Raman amplifiers using highly nonlinear fibers or nonlinear photonic crystal fibers

Hui Zhang, Xiupu Zhang

Proceedings Volume 6343, 63430Z (2006) https://doi.org/10.1117/12.707717

KEYWORDS: Raman spectroscopy, Fiber amplifiers, Interference (communication), Rayleigh scattering, Amplifiers, Optical amplifiers, Photonic crystal fibers, Nonlinear crystals, Dispersion, Wavelength division multiplexing

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Proceedings Article | 14 October 2005 Paper

Paper

Discrete fiber Raman amplifiers with incoherent pumping

Jing Hong Fan, Xiupu Zhang

Proceedings Volume 5970, 59702S (2005) https://doi.org/10.1117/12.628460

KEYWORDS: Raman spectroscopy, Fiber amplifiers, Amplifiers, Polarization, Optical amplifiers, Raman scattering, Dense wavelength division multiplexing, Interference (communication), Fluctuations and noise, Computer engineering

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Proceedings Article | 13 October 2005 Paper

Paper

Composite broad-band fiber Raman amplifiers by using incoherent pumping

Bing Han, Xiupu Zhang, Guodong Zhang

Proceedings Volume 5970, 597026 (2005) https://doi.org/10.1117/12.628260

KEYWORDS: Fiber amplifiers, Composites, Raman spectroscopy, Optical amplifiers, Interference (communication), Signal to noise ratio, Rayleigh scattering, Fiber optic communications, Telecommunications, Amplifiers

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Proceedings Article | 5 October 2005 Paper

Paper

A novel millimetre-wave band radio-over-fiber system with dense wavelength division multiplexing star architecture

Xiupu Zhang, Baozhu Liu, Jianping Yao, Ke Wu, Raman Kashyap

Proceedings Volume 5971, 597125 (2005) https://doi.org/10.1117/12.627045

KEYWORDS: Dense wavelength division multiplexing, Radio over Fiber, Optical filters, Channel projecting optics, Polarization, Modulation, Stars, Oscillators, Multiplexers, Demultiplexers

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Proceedings Article | 4 October 2005 Paper

Paper

Photonic frequency down-shifting techniques with subcarrier modulation for millimeter-wave band radio over fiber systems

Xiupu Zhang, Gang Zhou, Jianping Yao, Ke Wu, Raman Kashyap

Proceedings Volume 5971, 59711R (2005) https://doi.org/10.1117/12.627048

KEYWORDS: Modulation, Radio over Fiber, Optical filters, Radio optics, Hybrid fiber radio, Dense wavelength division multiplexing, Particle filters, Modulators, Electrodes, Electronic filtering

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Proceedings Article | 1 October 2005 Paper

Paper

Ultrabroad tunable wavelength conversion with uniform efficiency and signal-to-noise ratio

Z. Lu, P. Lin, F. Sun, P. Bock, S. Zhou, X. Zhang, T. Hall

Proceedings Volume 5971, 59710V (2005) https://doi.org/10.1117/12.628832

KEYWORDS: Signal to noise ratio, Data conversion, Modulation, Polarization, Terahertz radiation, Semiconductor optical amplifiers, Wavelength division multiplexing, Four wave mixing, Optical filters, Semiconductor lasers

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Showing 5 of 18 publications

Conference Committee Involvement (1)

Microwave Photonics

13 September 2005 | Toronto, Canada

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