Ms. Liqian Wang Profile

Liqian Wang

at Beijing Univ of Posts and Telecommunications

SPIE Involvement:

Author

Publications (9)

Proceedings Article | 14 April 2022 Paper

An improved phase estimation algorithm and FPGA implementation

Han Liu, Liqian Wang, Ziyang Xiao, Luming Li, Zhiguo Zhang

Proceedings Volume 12178, 1217825 (2022) https://doi.org/10.1117/12.2631910

KEYWORDS: Field programmable gate arrays, Phase shift keying, Digital signal processing, Optical communications, MATLAB, Telecommunications, Computer simulations, Modulation, Data modeling

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Proceedings Article | 14 February 2019 Paper

Low complexity multi-level NB-QC-LDPC coded modulation scheme for optical communication systems

Dongdong Wang, Chenhua Sun, Liqian Wang, Xue Chen, Yantao Guo, Guannan Jia, Yong Li, Yang Wang

Proceedings Volume 11048, 110481O (2019) https://doi.org/10.1117/12.2522090

KEYWORDS: Curium, Modulation, Optical communications, Telecommunications, Computer programming, Binary data, Receivers, Forward error correction

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Proceedings Article | 14 February 2019 Paper

Bit-mapping-based irregular QC-LDPC coded BICM scheme for optical communication systems

Midou Cui, Liqian Wang, Dongdong Wang, Xue Chen, Fu Yang

Proceedings Volume 11048, 110480X (2019) https://doi.org/10.1117/12.2519597

KEYWORDS: Optical communications, Telecommunications, Modulation, Digital signal processing, Computer programming

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SPIE Journal Paper | 11 November 2015

Method of digital signal process aided by control signal for burst-mode coherent receivers

Junlei Yu, Liqian Wang, Ping Liao, Zheng Yan, Xiaoxu Cui, Xue Chen, Yongning Ji, Dongdong Shang, Qi Zhang, Yingfeng Liu

OE, Vol. 54, Issue 11, 116103, (November 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.11.116103

KEYWORDS: Digital signal processing, Signal processing, Process control, Polarization, Receivers, Optical signal processing, Finite impulse response filters, Optical engineering, Networks, Computer simulations

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SPIE Journal Paper | 23 December 2014

Long-reach bidirectional 320 Gb/s (32×10 Gb/s) channel-reuse dense wavelength division multiplexing passive optical network employing self-wavelength managed tunable laser

Zhiguo Zhang, Jiahe Wang, Xu Jiang, Xue Chen, Liqian Wang

OE, Vol. 53, Issue 12, 126113, (December 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.12.126113

KEYWORDS: Channel projecting optics, WDM-PON, Dense wavelength division multiplexing, Receivers, Geometrical optics, Backscatter, Tunable lasers, Interference (communication), Transmitters, Passive optical networks

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SPIE Journal Paper | 15 September 2014

Subcarrier to subcarrier intermixing interference cancellation in vestigial-sideband orthogonal frequency division multiplexing system

Cheng Ju, Xue Chen, Na Liu, Liqian Wang

OE, Vol. 53, Issue 09, 096108, (September 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.9.096108

KEYWORDS: Orthogonal frequency division multiplexing, Vestigial sideband modulation, Optical filters, Fiber Bragg gratings, Modulators, Signal to noise ratio, Signal detection, Gaussian filters, Modulation, Double sideband modulation

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SPIE Journal Paper | 20 April 2012 Open Access

The demonstration of 10 Gbit/s time division multiplexing and 2.5 Gchip/s quasi-synchronous electrical code division multiplexing access passive optical network prototype system

Siyuan Liang, Liqian Wang, Yingying Cao, Zhen Wang, Yamei Han, Dao Wang, Xue Chen

OE, Vol. 51, Issue 4, 040507, (April 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.4.040507

KEYWORDS: Prototyping, Time division multiplexing, Code division multiplexing, Passive optical networks, Field programmable gate arrays, Receivers, Computer programming, Telecommunications, Optical networks, Multiplexing

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Proceedings Article | 11 January 2011 Paper

Optical receiver sensitivity analysis for electronic code division multiple access over passive optical network

YaMei Han, SiYuan Liang, LiQian Wang, Xue Chen

Proceedings Volume 7989, 79890B (2011) https://doi.org/10.1117/12.888291

KEYWORDS: Receivers, Code division multiplexing, Time division multiplexing, Passive optical networks, Finite impulse response filters, Signal to noise ratio, Systems modeling, Computer programming, Gold, Signal attenuation

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Proceedings Article | 19 November 2008 Paper

A novel EPON architecture for supporting direct communication between ONUs

Liqian Wang, Xue Chen, Zhen Wang

Proceedings Volume 7137, 71371N (2008) https://doi.org/10.1117/12.803608

KEYWORDS: Network architectures, Transceivers, Receivers, Networks, Clocks, Optical communications, Optical networks, Scientific research, Bone, Optics manufacturing

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Showing 5 of 9 publications

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