Dr. Jian Zhao Profile

Dr. Jian Zhao

at Tianjin Univ

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 27 November 2024 Paper

Vision transformer with photonic integrated circuits

Haowei Sha, Jian Zhao, Mingyu Chang, Yinxin Yu, Tianhua Xu

Proceedings Volume 13236, 132360L (2024) https://doi.org/10.1117/12.3037375

KEYWORDS: Transformers, Matrices, Data modeling, Visual process modeling, Photonic integrated circuits, Neural networks, Integrated optics, Process modeling, Phase shifts

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Proceedings Article | 27 December 2022 Presentation + Paper

Comparison of kramers–kronig and coherent receivers for few-mode long-haul optical transmission

Jiahui Yang, Jian Zhao, Yuqing Yang, Tianyu Gao, Yanze Wang, Tianhua Xu

Proceedings Volume 12311, 1231103 (2022) https://doi.org/10.1117/12.2642000

KEYWORDS: Receivers, Signal detection, Digital signal processing, Telecommunications, Photodetectors, Transmittance, Interference (communication), Space division multiplexing

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Proceedings Article | 21 December 2022 Presentation + Paper

Amplifier limited information rates in high-speed optical fiber communication systems

Ji Qi, Tianhua Xu, Zheng Liu, Cenqin Jin, Tongyang Xu, Lingbo Li, Leslie Kanthan, Jian Zhao, Tiegen Liu

Proceedings Volume 12314, 1231404 (2022) https://doi.org/10.1117/12.2643394

KEYWORDS: Telecommunications, Signal to noise ratio, Fiber optic communications, Optical amplifiers, Digital signal processing, Fiber amplifiers, Modulation, Binary data, Systems modeling

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SPIE Journal Paper | 28 January 2022

Simultaneous monitoring of residual chromatic dispersion and OSNR of NRZ-OOK signal based on asynchronous delay-tap sampling and image processing

Jinsheng Xu, Jian Zhao, Yuqing Yang

OE, Vol. 61, Issue 01, 016107, (January 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.1.016107

KEYWORDS: Image processing, Dispersion, Signal to noise ratio, Image segmentation, Interference (communication), Signal processing, Optical engineering, Optical networks, Numerical simulations, Modulation

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Proceedings Article | 9 October 2021 Presentation + Paper

Carrier phase recovery in optical fiber communication systems using high-order modulation formats

Yunfan Zhang, Tianhua Xu, Jiazheng Ding, Ziyihui Wang, Tongyang Xu, Jian Zhao, Tiegen Liu

Proceedings Volume 11891, 1189103 (2021) https://doi.org/10.1117/12.2601072

KEYWORDS: Phase shift keying, Telecommunications, Modulation, Digital signal processing, Optical communications, Signal to noise ratio, Algorithm development, Fiber optic communications, Signal detection, Interference (communication)

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Proceedings Article | 9 October 2021 Presentation + Paper

Influence of equalization enhanced phase noise on digital nonlinearity compensation in Nyquist-spaced superchannel transmission systems

Jiazheng Ding, Tianhua Xu, Yunfan Zhang, Zheng Liu, Cenqin Jin, Jian Zhao, Tiegen Liu

Proceedings Volume 11891, 1189107 (2021) https://doi.org/10.1117/12.2600923

KEYWORDS: Signal to noise ratio, Telecommunications, Digital signal processing, Optical fibers, Distortion, Optical communications, Optical amplifiers, Transmittance, Modulation, Fiber lasers

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Proceedings Article | 10 October 2020 Presentation + Paper

Digital back-propagation in optical fiber communication systems considering equalization enhanced phase noise

Jiazheng Ding, Tianhua Xu, Ziyihui Wang, Jian Zhao, Tiegen Liu

Proceedings Volume 11545, 115450A (2020) https://doi.org/10.1117/12.2575125

KEYWORDS: Telecommunications, Data communications, Fiber optic communications, Phase shift keying, Modulation, Optical communications, Digital signal processing, Dispersion, Fiber lasers, Optical fibers

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Proceedings Article | 12 March 2020 Paper

Reflectivity-tunable Bragg grating reflectors based on polarization-maintaining few-mode fibers

Chongxi Wang, Zhanhua Huang, Guifang Li, Shan Zhang, Jian Zhao, Ningbo Zhao, Huaiyu Cai, Yinxin Zhang

Proceedings Volume 11436, 114360F (2020) https://doi.org/10.1117/12.2543656

KEYWORDS: Fiber Bragg gratings, Optical fibers, Reflectivity, Bragg gratings, Reflectors, Fiber lasers, Ultraviolet radiation, Temperature metrology, Polarization, Birefringence

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Proceedings Article | 29 January 2018 Presentation + Paper

MIMO-free space-division-multiplexing for data center applications

Wei Wang, Jian Zhao, Huang Yu, Lin Zhang, Zhiqun Yang, Yichi Zhang, Guifang Li

Proceedings Volume 10561, 105610I (2018) https://doi.org/10.1117/12.2295356

KEYWORDS: Polarization, Refractive index, Data centers, Signal detection, Multiplexing

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Showing 5 of 9 publications

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