Contents
2021
Volume: 50 Issue 6
34 Article(s)

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Photoelectric Measurement
Design and verification of multi-mode GNSS pseudo-range combined positioning method
Chen Kexun, Li Deng'ao, and Qiu Wei
In a complex geomorphic environment where satellite signals are severely interfered with, due to the small number of visible satellites and poor satellite signal quality, the accuracy of single-mode satellite positioning and navigation has been unsatisfactory, especially for dynamic navigation and positioning accuracy.
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 2021G006 (2021)
Homodyne quadrature laser interferometry measurement method for large amplitude, long cycle vibration calibration
Cui Junning, Li Wei, Bian Xingyuan, Zhu Gang, He Zhangqiang, and Zou Limin
In order to carry out performance testing of ultra-low frequency standard vibration table with large amplitude, an undersampling homodyne quadrature laser interferometry measurement method was proposed in this paper. Based on the design of depolarization beam splitting measurement optical path, a wave plate yaw adjustm
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200329 (2021)
Underwater bubbles recognition based on PCA feature extraction and elastic BP neural network
Zhang Yinbo, Li Sining, Jiang Peng, and Sun Jianfeng
Aiming at the problem of difficulty in feature extraction and identification of wake echo signals detected by underwater lidar due to instability, an underwater bubbles recognition algorithm based on PCA feature extraction and elastic BP neural network was proposed. First, slice preprocessing was carried out on the ech
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200352 (2021)
Large aperture transmission optical element detection method based on dOTF
Tang Jing, Zhang Jingxu, An Qichang, and Li Hongwen
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200358 (2021)
Model and compensation method of image point drift caused by self-heating of industrial camera
Chai Jiahe, Dong Mingli, Sun Peng, and Yan Bixi
In order to reduce the influence of temperature on the image point coordinates of industrial cameras in visual measurement, the image point drift caused by the self-heating of the camera was studied, and a compensation method for the thermal image point drift of industrial cameras was proposed. The finite element simul
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200494 (2021)
Target echo denoising algorithm of airborne platform multi pulse laser rangefinder under low SNR
Sun Junling, Ma Pengge, Guo Qingyuan, Han Hongyin, Li Wei, and Tao Ran
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20210005 (2021)
Optical Communication and Sensing
Development of optical antenna for middle infrared laser communication terminal
Xu Xinrui, Meng Xiangxiang, Wu Shichen, Wang Jianlong, and Bai Suping
In order to reduce the tolerance of laser communication optical system, save the development cost, and reduce the influence of atmospheric scattering on laser communication link, the middle infrared laser with its wavelength working at the atmosphere window was used as the laser communication light source, and a matchi
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200331 (2021)
Optical fiber network abnormal data detection algorithm based on deep learning
Liu Yunpeng, Huo Xiaoli, and Liu Zhichao
The rapid identification of abnormal data from the massive data of large-scale optical fiber networks is a key issue of optical fiber communication technology. It is also an important research direction in optimizing optical fiber communication networks and improving communication accuracy in recent years. It mainly so
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20210029 (2021)
Optical Devices
Optimal design of natural frequency of two-degree-of-freedom fast steering mirror system
Zhang Weifan, Yan Changxiang, Gao Zhiliang, Wang Siyu, Shen Xiao, Yuan Jing, and Dong Youzhi
In the design of a two-degree-of-freedom fast steering mirror system, in order to increase the control bandwidth of the system, the low-order natural frequency in the working direction should be reduced as much as possible, and the high-order natural frequency in the non-working direction should be increased. This subj
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200450 (2021)
Miniaturized and highly integrated broadband optical transceiver assembly
Wang Maoxu, Yu You, Tang Zhenhua, Xiao Yongchuan, Wang Chao, and Gao Hui
At present, the volume and cost of discrete photonic devices severely restrict the application of microwave photonic technology in radar systems. Limited by the current integration capabilities and material systems, microwave photonic monolithic integrated chip is difficult to realize in a short time. Aiming at the urg
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200513 (2021)
Research on structure design of optical mount with high stability in laser system
Zhang Chao, Tang Gengxiu, Liu Zhigang, Zheng Liunian, Jiang Youen, Zhang Donghui, and Zhu Jianqiang
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20210087 (2021)
Optical Design
Lightweight structural design of rectangular space mirror assembly
Qu Huidong, Wei Jiali, Dong Deyi, Hu Haifei, and Guan Yingjun
According to the structural design requirements of a 700 mm×249 mm rectangular space mirror assembly, the mirror and its support structure were designed in detail. First of all, from the perspectives of material selection, diameter-to-thickness ratio, support scheme and lightweight form, the structure design of th
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200404 (2021)
Design of PGP imaging spectrometer with eliminating spectral line bending
Wu Zhikun, Shi Entao, and Wang Yongmei
A method was put forward to eliminate spectral line bending (Smile) of Prism-Grating-Prism(PGP) spectrometer by reducing the vertex angle of the first prism and combining with off-axis slit and the distortion of convergent lens. The method could be used to retain the Bragg diffraction and coaxial characteristic of the
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200433 (2021)
Fish-eye lens system design based on sixth-order wave aberration theory
Hou Guozhu, Lv Lijun, and Cao Yiqing
The fish-eye lens system has the characteristics of plane symmetry, large field of view and large aperture imaging. That makes fish-eye lens design very complicated. Wave aberration theory is an important means to study optical system. Because the fish-eye lens system has the imaging characteristics of plane symmetry,
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200505 (2021)
Solving initial structure of bifocal system according to theory of paraxial optics
Liang Xiao, Jiang Huilin, Sun Hao, Wang Chunyan, and Liu Huan
In order to get the initial structure of the bifocal optical system quickly, a bifocal and dual-field optical system was designed according to the theory of paraxial optics. The initial position of the optical elements near the axis of the optical system was solved by Gauss optics theory and the principle of object and
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200523 (2021)
Effect of ambient humidity on scattering characteristics of optical mirror surface
Chen Zhuang, Tian Boyu, Miao Lin, Sun Nianchun, and Zhang Bin
In imaging optical system, the relative humidity of the environment will affect the scattering characteristics of the optical mirror surface covered with polluted particles and further affect the performance of the system. According to the hygroscopicity, the polluted particles were divided into hydrophilic particles a
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20210041 (2021)
Infrared Technology and Application
Study on the material removal mechanism of ZnSe crystal via ultra-precision diamond turning
Geng Ruiwen, Xie Qiming, Zhang Wanqing, Kang Jie, Liang Yueqing, Yang Xiaojing, and Li Rui
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200403 (2021)
Analysis of formulae in DIMM and the verified experiment
Yu Longkun, He Bing, Shen Hong, Wen Xiaohui, and Li Zhixiang
The Differential Image Motion Monitor (DIMM) is a widely used instrument for measuring atmospheric coherence length. The miniaturization of the instrument is limited by the requirement of receiving sub-aperture in the traditional formulae. Through theoretical analysis and numerical calculation, the physical meaning of
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200414 (2021)
Research on testing of active and passive HgCdTe APD detector in linear mode
Zhang Qiwen, Liang Qinghua, Guo Huijun, Chen Honglei, and Ding Ruijun
The mercury cadmium telluride avalanche photodiode (HgCdTe APD) detector can simultaneously obtain the intensity information and time information of the target object in the active and passive mode, to realize real-time three-dimensional detection. The testing method of high-resolution time calibration is the basis for
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200460 (2021)
Special Issue-Ocean Lidar Remote Sensing $ Algorithm
ICESat-2 ATL03 data preprocessing and correction method
E Xiangying, Dai Guangyao, and Wu Songhua
On September 15, 2018, NASA successfully launched the ICESat-2 satellite, which carries the Advanced Topographic Laser Altimeter System (ATLAS). ATLAS/ICESat-2 has been widely used in many research fields, such as polar ice-sheet elevation measurement, sea-ice thickness estimation, land elevation measurement, and veget
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211032 (2021)
[in Chinese]
Extracting sea water depth by image processing of ocean lidar
Huang Yifan, He Yan, Hu Shanjiang, Hou Chunhe, Zhu Xiaolei, Li Kaipeng, Liu Fanghua, Chen Yongqiang, and Guo Shouchuan
Airborne lidars have been used in shallow sea surveying and mapping. The water depth extraction algorithm is vital in assessing the system’s maximum sounding ability, similar to lasers, receiving telescopes, and detectors. The conventional water depth extraction algorithm processes the single waveform data and measures
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211034 (2021)
Special Issue-Ocean Lidar Remote Sensing $ Algorithm
Simulation of polarization profiles of water measured by oceanographic lidar
Li Ke, Liu Bingyi, Yang Qian, Tang Junwu, and Wu Songhua
A Monte Carlo radiative transfer model with polarization was developed to simulate and analyze the vertical profile of received polarization signal of a ship-borne lidar. The measurement errors resulted from different seawater optical parameters and various lidar measurement modes were analyzed as well. A Gaussian dist
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211035 (2021)
[in Chinese]
Overview of inversion methods of ocean subsurface particulate backscattering coefficient by using CALIOP data
Tao Yuting, Zhao Hongkai, Zhou Yudi, Zhuo Wenqi, Liu Qun, Cui Xiaoyu, Liu Bin, Le Chengfeng, Pan Sunqiang, Liu Chong, and Liu Dong
Particulate backscatter coefficient (bbp) is the core parameter of ocean optics when applied to marine ecology and biogeochemistry. However, the current commonly used in-situ methods can not carry out large-scale detection in a short time, and passive ocean color remote sensing can not work under dark and cloudy condit
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211037 (2021)
Special Issue-Ocean Lidar Remote Sensing $ Instrument Experiment
Measurement of volume scattering function of suspended particles in water approaching to 180°
Chen Du, Liu Bingyi, Yang Qian, Tang Junwu, and Wu Songhua
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211029 (2021)
[in Chinese]
Application of hyperspectral imager and lidar in marine biological detection
He Sailing, Li Shuo, Chen Xiang, Xu Zhanpeng, Bian Qiuwan, Luo Jing, and Luo Longqiang
Oceans are continuous waters that cover more than 70% of the earth's surface. The optical monitoring of marine life is very important for the protection of marine ecosystem. In this paper, a review on our recent work in the construction of compact hyperspectral spectrometers and lidar systems and their applications
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211033 (2021)
Special Issue-Ocean Lidar Remote Sensing $ Instrument Experiment
Underwater light ranging and imaging for macro marine life in-situ observation and measurement
Wang Xinwei, Sun Liang, Lei Pingshun, Chen Jianan, Yang Yuqing, Zhang Yue, Zhong Xin, He Jun, Wang Minmin, and Zhou Yan
Marine macro life in-situ observation and measurement is of great significance to research and evaluate marine ecological environment, marine biological resources and seabed mineral resources. Traditional underwater cameras for in-situ observation of marine macro life have problems with low-contrast target (LOST) cause
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211039 (2021)
[in Chinese]
Spatiotemporal pattern of aerosol types over the Bohai and Yellow Seas observed by CALIOP
Cui Tingwei, Huang Tingxuan, Mu Bing, Gao Fei, Xiao Yanfang, Liu Rongjie, Ma Yi, and Zhang Jie
Based on the 14 years(2006-2019) CALIOP data and up-to-date lidar aerosol classification method, the dominant aerosol types and the vertical distribution characteristics over the Bohai and Yellow Sea within the height range of 0.28-8.17 km were identified, and the long-term variability and seasonality were revealed. (1
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211030 (2021)
Estimation of organic carbon stocks in the East China Sea
Cui Xiaoyu, Xu Wentao, Guan Qirui, Luo Weizhou, Li Minran, Zhou Yudi, Xu Peituo, Liu Bin, Pan Sunqiang, Liu Chong, Liu Qun, and Liu Dong
The estimation of ocean organic carbon stocks plays an important role in researching on the process of carbon cycle and predicting climate changes. The ocean organic carbon stocks can be estimated using remote sensing reflectance, water optical properties and other parameters. According to the properties of water in th
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211031 (2021)
Special Issue-Ocean Lidar Remote Sensing $ Application
Characteristics of jellyfish in the Yellow Sea detected by polarized oceanic lidar
Wang Xiaobin, Zhao Hongkai, Zhou Yudi, Zhang Fang, Xu Peituo, Liu Qun, Liu Chong, and Liu Dong
Recent studies have shown an increase or even outbreaks of jellyfish in many bays and seas around the world, which has a negative impact on the marine ecological environment, marine fisheries, coastal tourism, nuclear safety and so on. In August 2017, the self-developed shipborne polarized oceanic lidar carried out exp
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20211038 (2021)
Image Processing
Infrared video image stabilization algorithm based on joint camera path
Yin Lihua, Hang Juan, Kang Liang, and Liu Shijian
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200405 (2021)
Underwater degraded image–sharpening method based on optimal polarization parameter reconstruction
Li Ronghua, Tang Zhichao, Piao Junfeng, and Li Hongliang
In order to solve the problems of blurred image and low contrast caused by the absorption and scattering of underwater light by turbid water, an algorithm of underwater image optimal restoration based on global polarization parameter estimation was proposed. Firstly, the local minimum filter was used to estimate the un
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200426 (2021)
SAR target recognition using feature fusion by 2D compressive sensing with multiple random projection matrices
Wu Jianbo, Lu Zhengwu, Guan Yurong, Wang Qingdong, and Jiang Guosong
A synthetic aperture radar (SAR) target recognition was proposed using multi-layer projection feature based on 2D compressive sensing. 2D compressive sensing projection was employed as the basic feature extraction algorithm, which had the advantages of low dependency on the training samples, high efficiency, etc. Sever
Infrared and Laser Engineering
  • Publication Date: Jun. 25, 2021
  • Vol.50 Issue, 6 20200531 (2021)