Dr. Lei Zhang Profile

Dr. Lei Zhang

at Tsinghua Univ

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 11 November 2008 Paper

Raman-based distributed temperature sensor using a 1.66um ring type Q-switched fiber laser with adjustable pulsewidth

Lei Zhang, Xue Feng, Qiang Zhou, Xiaoming Liu

Proceedings Volume 7134, 713429 (2008) https://doi.org/10.1117/12.803198

KEYWORDS: Raman spectroscopy, Spatial resolution, Temperature sensors, Adaptive optics, Fiber lasers, Q switched lasers, Optical amplifiers, Q switched fiber lasers, Acousto-optics, Light sources

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Proceedings Article | 6 December 2005 Paper

High-nonlinearity holey fibers at wavelength of optical communication with triangular transverse structure and Ge-doped core

Lei Zhang, Wei Zhang, Yidong Huang, Jiangde Peng

Proceedings Volume 6019, 60191H (2005) https://doi.org/10.1117/12.636375

KEYWORDS: Optical fibers, Germanium, Optical communications, Dispersion, Doping, Numerical simulations, Nonlinear optics, Silica, Optical amplifiers, Partial differential equations

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Proceedings Article | 19 November 2003 Paper

Evaluation based on invisible watermarking system

Daoshun Wang, Jinghong Liang, Lei Zhang, Yiqi Dai

Proceedings Volume 5241, (2003) https://doi.org/10.1117/12.502349

KEYWORDS: Digital watermarking, Steganalysis, Information security, Steganography, Cryptanalysis, Statistical analysis, Visualization, Distortion, Image compression, Image analysis

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Proceedings Article | 17 September 2002 Paper

Focusing and servo controlling in chromatic multilayer optical storage system

Kun Qian, Guosheng Qi, Duanyi Xu, Lei Zhang, Xiaodong Fan, Peijun Jiang

Proceedings Volume 4930, (2002) https://doi.org/10.1117/12.483349

KEYWORDS: Actuators, Servomechanisms, Colorimetry, Optical storage, Prisms, Multilayers, Signal detection, Light sources, Semiconductor lasers, Signal processing

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Proceedings Article | 17 September 2002 Paper

Multilayer multilevel storage testing system

Hui Zhao, Guosheng Qi, Duanyi Xu, Xuesong Mai, Lei Zhang

Proceedings Volume 4930, (2002) https://doi.org/10.1117/12.483359

KEYWORDS: Digital signal processing, Prisms, Signal detection, Signal processing, Photochromic materials, Sensors, Data storage, Modulation, Reflectivity, Laser marking

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Proceedings Article | 7 February 2001 Paper

Near-line inspector of optical disk parameters

Desheng Meng, Lijun Ma, Longfa Pan, Lei Zhang

Proceedings Volume 4085, (2001) https://doi.org/10.1117/12.416871

KEYWORDS: Inspection, Optical discs, Digital video discs, Control systems, Optical inspection, Optical storage, Reliability, Optical engineering, Metals, Compact discs

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Showing 5 of 6 publications

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