Prof. Hongqiang Li Profile

Prof. Hongqiang Li

at Tianjin Univ

SPIE Involvement:

Author

Publications (16)

SPIE Journal Paper | 14 September 2018

Three-dimensional measurement of small-object surfaces on the basis of fiber optic interferometric fringe projection

Xiaojie Li, Xiaojie Duan, Guangxu Li, Teng Cao, Rui Xie, Yanhua Hong, Chunxiao Tang, Enbang Li, Cheng Zhang, Hongqiang Li

OE, Vol. 57, Issue 09, 094105, (September 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.9.094105

KEYWORDS: Interferometers, Phase shift keying, Optical fibers, 3D metrology, Lithium, Interferometry, Mathematical modeling, Fiber optics tests, Fiber optics, Phase shifts

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SPIE Journal Paper | 27 June 2018

Effect of polarization sensitivity on ultrasmall silicon-on-insulator-based arrayed waveguide grating for fiber Bragg grating sensor interrogation

Hongqiang Li, Rui Xie, Yanhua Hong, Zanyun Zhang, Cheng Zhang, Chunxiao Tang, Enbang Li

OE, Vol. 57, Issue 06, 065103, (June 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.6.065103

KEYWORDS: Fiber Bragg gratings, Waveguides, Sensors, Polarization, Silicon, Temperature metrology, Lithium, Light sources, Optical engineering, Optical filters

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SPIE Journal Paper | 20 October 2017

Simulation of electrically tunable grating coupler for optical attenuation and spectrum-shift compensation

Zanyun Zhang, Hua Zhu, Zan Zhang, Chuantong Cheng, Hongwei Liu, Beiju Huang, Hongqiang Li, Hongda Chen

OE, Vol. 56, Issue 10, 107107, (October 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.10.107107

KEYWORDS: Signal attenuation, Diodes, Epoxies, Waveguides, Refractive index, Cladding, Silicon, Finite-difference time-domain method, Channel projecting optics, Optical design

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SPIE Journal Paper | 6 February 2017

Multipoint refractive index and temperature fiber optic sensor based on cascaded no core fiber-fiber Bragg grating structures

Cheng Zhang, Shan Xu, Junfa Zhao, Hongqiang Li, Hua Bai, Changyun Miao

OE, Vol. 56, Issue 02, 027102, (February 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.2.027102

KEYWORDS: Sensors, Fiber Bragg gratings, Fiber optics sensors, Refractive index, Head, Temperature metrology, Single mode fibers, Structured optical fibers, Optical engineering, Interferometers

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SPIE Journal Paper | 20 August 2015

Curvature and temperature sensor based on bulge-taper structures interferometer with embedded fiber Bragg grating

Cheng Zhang, Junfa Zhao, Changyun Miao, Hongqiang Li, Hua Bai, Meiling Zhang

OE, Vol. 54, Issue 08, 087104, (August 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.8.087104

KEYWORDS: Fiber Bragg gratings, Sensors, Temperature metrology, Interferometers, Single mode fibers, Head, Temperature sensors, Cladding, Error analysis, Optical engineering

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SPIE Journal Paper | 11 September 2014

High-performance binary blazed grating coupler used in silicon-based hybrid photodetector integration

Hongqiang Li, Yu Liu, Chunjiao Miao, Meiling Zhang, Wenqian Zhou, Chunxiao Tang, Enbang Li

OE, Vol. 53, Issue 09, 097106, (September 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.9.097106

KEYWORDS: Silicon, Photodetectors, Waveguides, Binary data, Absorption, Finite-difference time-domain method, Etching, Demodulation, Optical instrument design, Wafer bonding

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SPIE Journal Paper | 7 May 2014

Highly efficient polarization-independent grating coupler used in silica-based hybrid photodetector integration

Hongqiang Li, Yu Liu, Meiling Zhang, Wenqian Zhou, Cheng Zhang, Enbang Li, Changyun Miao, Chunxiao Tang

OE, Vol. 53, Issue 05, 057105, (May 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.5.057105

KEYWORDS: Silica, Photodetectors, Etching, Waveguides, Optical design, Silicon, Absorption, Finite-difference time-domain method, Polarization, 3D modeling

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SPIE Journal Paper | 25 June 2013 Open Access

Publisher’s Note: Experimental demonstration and analysis of compact silicon-nanowire-based couplers

Hongqiang Li, Xiaye Dong, Yaoting Bai, Yang Li, Enbang Li, Yu Liu, Wenqian Zhou

OE, Vol. 52, Issue 06, 069801, (June 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.6.069801

KEYWORDS: Lithium, Silicon, Optical engineering, Electronics, Electronics engineering, Integrated optics, Optical components, Sensors

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SPIE Journal Paper | 19 June 2013

Experimental demonstration and analysis of compact silicon-nanowire-based couplers

Hongqiang Li, Xiaye Dong, Yaoting Bai, Enbang Li, Yang Li, Yu Liu, Wenqian Zhou

OE, Vol. 52, Issue 06, 064003, (June 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.6.064003

KEYWORDS: Brain-machine interfaces, Waveguides, Silicon, Charge-coupled devices, Photomicroscopy, CCD image sensors, Chromium, Electroluminescence, Lithium, Optical fabrication

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SPIE Journal Paper | 13 June 2013

Practical fabrication and analysis of an optimized compact eight-channel silicon arrayed-waveguide grating

Hongqiang Li, Yaoting Bai, Xiaye Dong, Enbang Li, Yang Li, Wenqian Zhou, Yu Liu

OE, Vol. 52, Issue 06, 064602, (June 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.6.064602

KEYWORDS: Waveguides, Silicon, Demodulation, Etching, Microsystems, Fiber Bragg gratings, Optical design, Lithium, Electron beam lithography, Optical fibers

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SPIE Journal Paper | 4 December 2012

Design of 1×8 silicon nanowire arrayed waveguide grating for on-chip arrayed waveguide grating demodulation integration microsystem

Hongqiang Li, Enbang Li, Zhihui Liu, Kejia Wei, Xiaye Dong, Yaoting Bai

OE, Vol. 51, Issue 12, 123001, (December 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.12.123001

KEYWORDS: Waveguides, Demodulation, Silicon, Microsystems, Optical design, Fiber Bragg gratings, Refractive index, Beam propagation method, Diffraction, Nanowires

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Proceedings Article | 9 November 2010 Paper

Research on fiber Bragg grating heart sound sensing and wavelength demodulation method

Cheng Zhang, Chang-yun Miao, Hua Gao, Jing-meng Gan, Hong-qiang Li

Proceedings Volume 7853, 78531Q (2010) https://doi.org/10.1117/12.868762

KEYWORDS: Heart, Fiber Bragg gratings, Sensors, Signal processing, Demodulation, Optical design, Wavelets, Light sources, Diagnostics, Mathematical modeling

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Proceedings Article | 3 February 2009 Paper

Research on human physiological parameters intelligent clothing based on distributed Fiber Bragg Grating

Changyun Miao, Boya Shi, Hongqiang Li

Proceedings Volume 7160, 71600U (2009) https://doi.org/10.1117/12.806758

KEYWORDS: Fiber Bragg gratings, Heart, Signal detection, Signal processing, Sensors, Body temperature, Integrated circuits, Digital signal processing, Intelligent sensors, Temperature metrology

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Proceedings Article | 30 December 2008 Paper

Research on signal processing system in smart clothes based on FBG

Cheng Zhang, Chang-yun Miao, Hui-chao Song, Hong-qiang Li, Bo-ya Shi, Fan-jie Xu

Proceedings Volume 7268, 72681G (2008) https://doi.org/10.1117/12.812074

KEYWORDS: Fiber Bragg gratings, Signal processing, Optical filters, Tunable filters, Optical fibers, Demodulation, Filtering (signal processing), Temperature metrology, Fabry–Perot interferometers, Sensors

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Proceedings Article | 5 January 2006 Paper

Behavioral modeling and simulation of RF LNA with VHDL-AMS

Hong-qiang Li, Chang-yun Miao

Proceedings Volume 6035, 60351H (2006) https://doi.org/10.1117/12.637632

KEYWORDS: Computer aided design, Transistors, Device simulation, Signal to noise ratio, Resistors, Modeling and simulation, Radio frequency circuits, Analog electronics, Capacitors, Interference (communication)

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Proceedings Article | 2 April 2004 Paper

Apparent positive resistance and temperature effect on I-V characteristics of RTD

Changyun Miao, Weilan Guo, Ping-Juan Niu, Hongwei Liu, Hong-Qiang Li, Dan Qu, Zhe Xu

Proceedings Volume 5276, (2004) https://doi.org/10.1117/12.522799

KEYWORDS: Resistance, Temperature metrology, Diodes, Bistability, Logic, Field effect transistors, Digital electronics, Lithium, Data transmission, Microwave radiation

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Showing 5 of 16 publications

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