副教授

徐志京

个人简介:

徐志京,男,1972年生,工学博士,副教授。曾在日本东京海洋大学(2000.10-2001.9),澳大利亚悉尼科技大学(2014.2-2015.1)做访问学者,长期从事信息与通信工程领域的教学与科研工作,负责建设完成上海市重点课程建设项目1项,校级重点课程(群)建设项目2项。主持或参与完成上海市教委青年基金项目,交通部通达项目,云南省交通厅项目,上海海事大学基金项目以及企业委托项目多项,主要涵盖电子海图及AIS系统应用,GPS导航定位应用,压缩感知理论研究及应用等领域。获得上海市教学成果三等奖1项,上海海事大学教学成一等奖2项,申请并授权专利2项,软件著作权3项,公开发表论文20余篇。

电子邮件:zjxu@shmtu.edu.cn

研究方向:

航运信息采集与处理

学院拥有航运电子系统实验室,提供AIS 、雷达、差分GPS系统、北斗通信和导航系统,电子海图,BGAN卫星设备以及相关辅助软硬件实验条件供研究使用。主要从事船舶导航等信息的采集处理、电子海图信息处理系统、无线(卫星)通信等领域的研究和应用工作,

水声信号处理与通信

学院拥有交通部专项建设的水声传感网实验室,拥有水声通信设备,信号发射采集与处理设备,侧扫声呐,水环境信号的采集处理系统等软硬件实验条件,主要从事水环境信号的采集处理、水声信号的采集处理、水声通信、水下通信网、水声图像处理,水下探测等基础理论研究及应用等工作。

压缩感知理论及应用

主要从事压缩感知在可见光,红外、水声图像等复原、重构、无线以及水声信道估计,目标识别等领域的理论和应用工作。学院实验室可以提供相关的实验条件。

主要科研成果和论文列表:

论文:

    1. Zhijing Xu, Junjun Zhang, Yun Zhang, RGB Image Processing Based on Compressed Sensing, IET International Conference on Information Science and Control Engineering, 2012, 543-547.
    2. Zhijing Xu, Li Jiang, Huanlei Dai, A method of seabed soil image reconstruction based on Compressed Sensing, Advanced Materials Research, 2012, 487, 3-6.
    3. Zhijing Xu, Zhongzhou Wang, Research on Image Watermarking Algorithm based on DCT, International Conference on Environmental Science and Information Application Technology ,2011, 1129-1135.
    4. Zhijing Xu, HuanLei Dai, PeiPei Cao, Processing of Sonar Image Based on Compressive Sensing, Advanced Materials Research, 2011, 719-723.
    5. Zhijing Xu, Peipei Cao, The Underwater Target Detection Based on Multi-Feature Fusion, International Conference on Computers, Communications,Control and Automation, 2011, 460-463.
    6. Zhijing Xu , Jing Wang, Research on Sonar Image Denoising Algorithm Based on Median Filter and Morphology, Progress of Computer Technology Application, 2010, 232-235.
    7. Zhijing Xu, Bo Hu,Wireless Positioning Technology Research Based on CC2431, Electronic Design Engineering, 2009, 17(10), 10-13.
    8. Zhijing Xu, Weina Zhou, Study on Collection and Processing of the AIS’s Output Data, Navigation Technology, 2006, 2, 29-31.
    9. Zhijing Xu, Kaiyu Xu, Wenhua Hu, Research on ship navigation test system based on GPS, China Institute of Navigation Communication Navigation Professional Committee Symposium, 2006, 1-4.
    10. Zhijing Xu, Jiexian Wang, Numerical method to calculate coordinate transformation between AIS and radar object for information fusion, Journal of Shanghai Maritime University, 2005, 4, 78-81.
    11. Zongqiang An, Zhijing Xu, Study of acquisition and processing system to water quality based on Solinst Leverlogger3001,Electronic Design Engineering, 2012, 20(2), 100-103.
    12. Youyin Zheng, XuZhijing, Prediction Method of Ship Flow Based on Grey-Autoregression Model, Ship&Ocean Engineering, 40(1), 122-124.
    13. Deying Feng, Kaiyu Xu, Xuzhijing, Sea-sky-line Detection in Infrared Images, Infrared, 2008, 29(9), 33-36.
    14. Weina Zhou ,Zhijing Xu, A Target Detection System Based on Matlab Web Server, proceedings of the second international symposium on Test Automation & Instrumentation, 2008, 2158-2161.
    15. Kaiyu Xu, Zhijing Xu, Huayao Zhen, Applications of wavelet transformation in ENC vector conversion Journal of Shanghai Maritime University, 2005, 3, 68-71.
    16. Jiexian Wang, Zhijing Xu, Method of Calculating Numerical Derivative of Jacobin Matrix for Transform Among Space Cartesian Geodetic and Plan Co-ordinates, Journal of Geodesy and Geodynamics, 2004, 24(4), 19-23.

软件著作权和专利

  1. Zhijing Xu, The remote water quality online monitoring alarm system, Software Copyright, No.2012SR092112.
  2. Zhijing Xu, Management Software of the Ship Based on AIS Information, Software Copyright, No. 2011SR017129.
  3. Zhijing Xu, Attitude Measuring Software Based on GPS, Software Copyright, No.2010SR019783.
  4. Wenhua Hu, Kaiyu Xu, Xinwei Lin, Zhijing Xu, Chaojian Shi, A meteorological facsimile signal digitization method, Patent, No. 200810041013.8.
  5. Jun Li, Zhijing Xu, A battery charging circuit and charging method, Patent, No.201310061614.6.

在研项目:

1.上海海事大学校基金项目 20120108 :  基于压缩感知的声纳成像关键技术研究   负责人

2.上海海事大学校基金项目20120110:    基于高分辨率智能摄像头的高速人脸检测算法及关键技术研究 参与人

3.上海市科委项目20130558:               AUV信息融合水下地图构建与全覆盖路径规划 参与人

4.国家青年自然科学基金项目61404083:基于压缩感知的无人机实时鲁棒低功耗海上红外目标检测方法研究  参与人

主要教授课程简介 :通信原理    54学时

通信原理是一门电子信息工程,通信工程等专业的专业核心基础课程。内容包括模拟通信和数字通信,但侧重数字通信,它对信息传输所需的现代化通信的基本理论和基本技术给予了较详细和较系统的讨论。通过此门课的学习,使学生很好地掌握信息传输的基本概念,掌握传输的基本原理及通信系统的理论分析方法。使学生在以后的深入学习之前打下良好的基础。