中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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浏览/检索结果: 共12条,第1-10条 帮助

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Secure FSO communication based on optical frequency-hopping technology using delay interferometers 期刊论文  OAI收割
Optics Communications, 2024, 卷号: 550
作者:  
Wang, Jian;  Jin, Ya;  Xie, Zhuang;  Chen, Yinfang;  Liu, Yu
  |  收藏  |  浏览/下载:26/0  |  提交时间:2023/10/13
Real-Time Robust Video Object Detection System Against Physical-World Adversarial Attacks 期刊论文  OAI收割
IEEE TRANSACTIONS ON COMPUTER-AIDED DESIGN OF INTEGRATED CIRCUITS AND SYSTEMS, 2024, 卷号: 43, 期号: 1, 页码: 366-379
作者:  
Han, Husheng;  Hu, Xing;  Hao, Yifan;  Xu, Kaidi;  Dang, Pucheng
  |  收藏  |  浏览/下载:20/0  |  提交时间:2024/05/20
A Novel Optical Frequency-Hopping Scheme Using Dual Drive Mach-Zehnder Modulator 期刊论文  OAI收割
IEEE PHOTONICS JOURNAL, 2022, 卷号: 14, 期号: 1
作者:  
Jin, Ya;  Chen, Shaokang;  Xie, Zhuang;  Zhai, Kunpeng;  Xu, Changda
  |  收藏  |  浏览/下载:69/0  |  提交时间:2022/02/07
Linear space-variant optical cryptosystem via Fourier ptychography 会议论文  OAI收割
San Francisco, CA, United states, 2019-02-02
作者:  
Pan, An;  Wen, Kai;  Yao, Baoli
  |  收藏  |  浏览/下载:53/0  |  提交时间:2019/07/08
Constructing hierarchical spatiotemporal information for action recognition 会议论文  OAI收割
Guangzhou, China, October 7, 2018 - October 11, 2018
作者:  
Yao, Guangle;  Zhong, Jiandan;  Lei, Tao;  Liu, Xianyuan
  |  收藏  |  浏览/下载:52/0  |  提交时间:2019/08/23
3D object hiding using three-dimensional ptychography 期刊论文  OAI收割
journal of optics, 2016, 卷号: 18, 期号: 9
作者:  
Zhang, Jun;  Wang, Zhibo;  Li, Tuo;  Pan, An;  Wang, Yali
收藏  |  浏览/下载:21/0  |  提交时间:2016/10/09
Stepless digital zoom for high definition camera 会议论文  OAI收割
8th international conference on digital image processing, icdip 2016, chengu, china, 2016-05-20
作者:  
Guo, Huinan;  Fang, Yao;  Liu, Qing;  Zhang, Hui;  Ma, Nan
收藏  |  浏览/下载:24/0  |  提交时间:2016/12/20
Eye-safety analysis of infrared laser imaging for security surveillance 期刊论文  OAI收割
proceedings of spie- the international society for optical engineering, Proceedings of SPIE- The International Society for Optical Engineering, 2011, 2011, 卷号: 8200, 8200, 页码: 82000z, 82000Z
作者:  
Yang, Jiaqi;  Wang, Xinwei;  Shi, Xiaoguang;  Zhou, Yan;  Yang, J.
  |  收藏  |  浏览/下载:42/0  |  提交时间:2012/06/14
Optical image hiding in the fresnel domain 期刊论文  iSwitch采集
Journal of optics a-pure and applied optics, 2006, 卷号: 8, 期号: 6, 页码: 569-577
作者:  
Shi, Yishi;  Situ, Guohai;  Zhang, Jingjuan
收藏  |  浏览/下载:31/0  |  提交时间:2019/05/10
Integrated mach-zehnder micro-interferometer for gas trace remote sensing (EI CONFERENCE) 会议论文  OAI收割
ICO20: Remote Sensing and Infrared Devices and Systems, August 21, 2005 - August 26, 2005, Changchun, China
作者:  
Wang P.
收藏  |  浏览/下载:42/0  |  提交时间:2013/03/25
The realisation process and the preliminary tests on the performances of an integrated Mach-Zehnder Interferometer on LiNbO3 (Lithium Niobate) substrate is presented. The microsystem has been obtained by using medium mass Ion Implantation on X-cut Lithium Niobate crystals. The interferometer is formed by integrated optical channel waveguides: the phase shift between the two optical paths has been obtained  1mm 2 cross section and weights a few grams. The power consumption is in the milliwatt range. In the present work results obtained in the spectral window (0.4m-1.1m) will be presented. The performance of the device  without moving parts  evaluated on standard radiation sources  by applying a suitable electric field. The whole device is 60mm long  demonstrates that a spectral resolution better than 0.3nm can be obtained on 400nm spectral windows. The Micro-interferometer has been tested in laboratory with a calibrated cell containing NO2 gas and has demonstrated sensitivity in the ppb range if suitable optical paths are used. Its reduced dimensions and weights make these micro-systems ideal for a wide range of applications  has a 0.57times  spanning from Space Technology  Earth observation for Environment monitoring  to Safety and Security applications.