Contents
2021
Volume: 50 Issue 5
35 Article(s)

Export citation format
Photoelectric Measurement
Influencing factors analysis of supercontinuum laser monochromator in calibration of polarization remote sensors
Xie Chenyu, Zhai Wenchao, Hao Xiaopeng, Xie Linlin, Liu Yan, Li Jianjun, and Zheng Xiaobing
Relative spectral responsivity and the in-band spectral response non-consistency of polarization remote sensors are the basic parameters for laboratory calibration. In this paper, a spectrally-resolved calibration facility was assembled for the calibration of relative spectral responsivity by using novel supercontinuum
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200313 (2021)
Strain transfer characteristics of fiber Bragg grating sensor in aerostat flexible composite skin deformation
Liu Bingfeng, Dong Mingli, Sun Guangkai, He Yanlin, and Zhu Lianqing
In order to improve the strain transfer efficiency of the fiber Bragg grating (FBG) sensor for the deformation monitoring of the aerostat airbag skin, the strain transfer characteristics of FBG for the flexible composite skin monitoring were studied. According to the structural characteristics of the flexible composite
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200315 (2021)
Research on angle setting error of diameter measurement based on laser displacement sensors
Ma Jinyu, Chen Xin, Ding Guoqing, and Chen Jigang
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200316 (2021)
3D profile measurement based on depth from focus method using high-frequency component variance weighted entropy image sharpness evaluation function
Liu Bin, Qiao Qian, Zhao Jing, Zhang Zimiao, Li Zhiwei, and Zhang Baofeng
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200326 (2021)
Spectroscopy
Crop classification of modern agricultural park based on time-series Sentinel-2 images
Zhang Dongyan, Dai Zhen, Xu Xingang, Yang Guijun, Meng Yang, Feng Haikuan, Hong Qi, and Jiang Fei
Quickly and accurately grasping the spatial distribution of crops, estimating the area and scope of different crops were of great significance for the country to formulate macroscopic agricultural policies and guide farmers in agricultural production. To explore an efficient and accurate crop classification method, thi
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200318 (2021)
Classification of iron ore based on machine learning and laser induced breakdown spectroscopy
Yang Yanwei, Zhang Lili, Hao Xiaojian, and Zhang Ruizhong
Iron ore is a very important mineral resource. Its development and utilization have a great impact on the development of the iron and steel industry. The selection and classification of iron ore is an indispensable link in the metallurgical industry. Different types of iron ores and its grade will directly affect the r
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200490 (2021)
Optical Communication and Sensing
XY-2 satellite laser communication equipment PAT test in orbit
Yu Huilong, Bao Zhikang, Wang Xuan, Zha Ridong, Yang Yunxia, and He Ruiqing
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200327 (2021)
Phase ambiguity and unwrapping of phase-sensitive optical time-domain reflectometer
Yu Miao, Sun Mingyang, Zhang Yaolu, He Yutong, and Zheng Zhifeng
The phase ambiguity and unwrapping of phase-sensitive optical time domain reflectometer was investigated. The whole process of phase change introduced by the perturbation was deduced, and the reason for phase ambiguity in the phase demodulation was analyzed. The piezoelectric ceramic was used as the disturbance source,
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200437 (2021)
Optical Devices
Channel size-dependent TED effect in MOSFETs with infrared rapid thermal anneal
Ren Mengyuan, and Chen Fei
Boron transient enhanced diffusion (TED) causes reverse short channel effect, and threshold voltage (Vt) increases abnormally, which seriously affects the device performance and yield. The Vt increment is different with different channel size. To investigate channel impurity distribution and the influence of channel si
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200306 (2021)
Three-dimensional shape multi-core fiber reconstruction method of flexible mechanism by introducing curvature and angle correction
Lv Jiahao, Dong Mingli, He Yanlin, Sun Guangkai, and Zhou Kangpeng
In order to improve the measurement accuracy of the three-dimensional shape of the flexible mechanism, a multi-core optical fiber three-dimensional shape reconstruction method based on curvature and angle correction was proposed. By introducing directional angle and curvature correction coefficients, the flexible three
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200453 (2021)
Influence of nonlinear interaction between femtosecond plasmas on ultra-high frequency electromagnetic waves
Zhao Ji, Du Xiaolin, Nie Xiuli, Jiao Mei, Li Yan, Zhang Liangliang, and Zhang Cunlin
The influence of the nonlinear interaction between femtosecond plasmas on the ultra-high frequency electromagnetic wave—terahertz (THz) wave was mainly studied in this paper. Many research institutions had confirmed that in the process of generating THz wave, the interaction between plasmas would affect THz wave. Combi
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20210108 (2021)
340 GHz wireless communication receiving front-ends based on AlGaN/GaN HEMT terahertz detectors
Lian Yuxuan, Feng Wei, Ding Qingfeng, Zhu Yifan, Sun Jiandong, Qin Hua, and Cheng Kai
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20210202 (2021)
Optical Design
Servo mechanism parameter identification of fast steering mirror based on flexible supports
Fang Lianwei, Shi Shouxia, and Jiang Zhiyong
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200303 (2021)
Design of airborne dual-band common aperture photoelectric aiming optical system
Chen Xiaoyang, and Gao Ming
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200322 (2021)
Thermal design and test for space camera on inclined-LEO orbit
Yu Zhi, Meng Qingliang, Yu Feng, Nie Yunsong, Zhao Zhenming, and Guo Nan
A novel earth observation space infrared camera has been successfully launched into orbit by a test satellite. The inclined-LEO orbit for the camera is not a sun-synchronous orbit, and thus the variation of external heat flux for the space load is extremely complicated. In order to guarantee the camera operating stably
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200332 (2021)
Measurement technology of image plane of wide-field space camera
Hu Kai, Cong Haijia, Chen Fansheng, and Jin Gang
Wide-field and high-quality space camera is the future development direction of payload. Based on the alignment requirements of the wide-field space camera, an image plane measurement method combining interferometry and geometric measurement was proposed. The image plane measurement platform of the wide-field space cam
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200336 (2021)
Real-time calculation method of integral time based on interframe angle point matching
Wang Xuming, Huang Wei, Zhang Bingxian, Wei Jiuzhe, Zhuang Xuxia, Lv Qiufeng, and Jiang Haibin
On the basis of the theory of integral time calculation, the error sources of measuring algorithm and residual error were analyzed, and the quantitative analysis and research on the influence of residual error on imaging quality was carried out, the effectiveness of using Harris angle point algorithm to realize sub-pix
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200492 (2021)
Design and verification of four auxiliary support points by heat lock for large aperture off-axis mirror
Wang Chunyu, Fu Ruimin, Wang Cong, Niu Jinchuan, Zhang Chao, Zhao Yinglong, Zhang Shengjie, Huang Yang, and Cui Chengguang
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20210007 (2021)
Infrared Technology and Application
Effect of part surface passivation on Dewar outgassing rate
Zhang Yaping, Zhang Shaoyu, Liu Lian, Shu Xun, Kong Jincheng, Xu Shichun, Xu Dongmei, Gong Xiaodan, and Qiu Jie
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200321 (2021)
Thermal design of all-optical path cold chain based on transmission-type cryogenic optical infrared camera
Wang Yang, Meng Qingliang, Zhao Zhenming, Yu Feng, and Zhao Yu
A transmission-type cryogenic optical infrared camera works in IGSO, the space thermal environment of which is complex and changeable. As a part of the cryogenic optical system, the all-optical path needs the high requirements of temperature gradient and temperature stability, which brings challenges to the design of t
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200345 (2021)
Non-scanning wide range multi-wavelength imaging temperature measurement technology
Sun Hongsheng, Liang Xingang, Ma Weigang, Qiu Chao, and Yang Wanglin
Multi-wavelength temperature measurement technology is an advanced radiation temperature measurement technology, which assumes a functional relationship between emissivity and spectrum. The measured multi-wavelength radiation signals and the function relationship between emissivity and spectral is used to obtain the tr
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200394 (2021)
Simulation method and its test verification of cryogenic infrared lens design
Gao Youdao, Li Fudong, Shen Zhengxiang, Ding Lin, Hu Bin, and Xu Shaowei
At low temperature, the lens structure will produce thermal deformation, which will affect the modulation transfer function (MTF) and defocus of the lens, thus affecting the quality of optical imaging. Based on an infrared remote sensor, a set of transmission cryogenic lens with thermal unloading function was designed
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200397 (2021)
Theory and technology of bionic thermal imaging with multi-aperture distributed and partially overlapped field of view
Luo Lin, Yang Jianguo, Qiu Su, Jin Weiqi, and Li Li
The contradiction between the field of view (FOV) and the spatial resolution (operating range) of the thermal imaging system is difficult to solve in the conventional imaging mode. Multi-aperture imaging technology is mainly divided into low overlapping rate, high overlapping rate and moderate partial overlapping imagi
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20210062 (2021)
Lasers & Laser Optics
Preparation and fluorescence characteristics of CdTe/CdS and CdTe/ZnS core-shell semiconductor quantum dots
Chang Qing, Meng Tianming, and Tan Hengyu
Core-shell semiconductor quantum dots materials are being investigated due to their special performance in repairing surface defects for the single quantum dots and greatly improving the optical performance of quantum dots. Instead of a traditional small flask as a reaction vessel to prepare NaHTe, the preparation of t
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200287 (2021)
Design of multi-channel data acquisition system for real-time perception lidar
Liu Ruqing, Jiang Yan, Li Feng, Meng Zhe, Guo Wenju, and Zhu Jingguo
Lidar is the most effective means for real-time environmental awareness. Based on the demand of multi-channel perception lidar with large amount of data, real-time data transmission and miniaturization, a multi-channel parallel signal acquisition and processing system was designed based on FPGA and DSP. A self-develope
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200291 (2021)
Research on laser induced acoustic detection of trans-media aerial-underwater
Li Peng, Zhao Yang, Zhou Zhiquan, Zhang Penghui, Bai Xue, and Ma Jian
Remote detection technology between air platform and underwater is a hot research issue in the marine countries. The aim of the present work is to study the laser induced acoustic (LIA) technology used for the detection from air to underwater. The experiment and simulation of LIA detection based on the mechanism of las
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200310 (2021)
Simulation method of pulse laser fuze echo in dust environment
Bao Jiaqian, Zha Bingting, Zhang He, and Xu Chenyoushi
Since the most widely used single-scattering phase function—Henyey-Greenstein scattering phase function (H-G scattering phase function) cannot reproduce the forward scattering and backscattering behavior well, a method based on the T-matrix scattering phase function was proposed to analyze and simulate the multiple sca
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200319 (2021)
Design of high efficiency diode laser module for wireless power transmission
Li Juan, Yu Hao, Yu Tiancheng, Gou Yudan, Yang Huomu, and Wang Jun
Laser wireless power transmission in unmanned aerial vehicle, satellite station and lunar robot power supply has potential application prospect, whose efficiency becomes the key to the application bottleneck. In order to improve the electro-optic conversion efficiency of the transmitter, the spot uniformity and the eff
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20210147 (2021)
Application progress of the stimulated Brillouin scattering phase conjugate mirror in high power nanosecond lasers
Wang Tianqi, Kang Zhijun, Meng Dongdong, Qiu Jisi, and Liu Hao
Stimulated Brillouin Scattering (SBS) is a third-order nonlinear optical effect, the reflected beam of which has the property of phase conjugation. The reflected beam is time inversed on amplitude, phase and polarization with the incident beam and maintains the same wavefront as the incident light. In the Master Oscill
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20211024 (2021)
Image Processing
Application of complex bidimensional empirical mode decomposition in SAR target recognition
Liu Zhichao, and Qu Baida
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200309 (2021)
Infrared-visible image patches matching via convolutional neural networks
Mao Yuanhong, Ma Zhong, and He Zhanzhuang
Infrared-visible image patches matching is widely used in many applications, such as vision-based navigation and target recognition. As infrared and visible sensors have different imaging principles, it is a challenge for the infrared-visible image patches matching. The deep learning has achieved state-of-the-art perfo
Infrared and Laser Engineering
  • Publication Date: May. 25, 2021
  • Vol.50 Issue, 5 20200364 (2021)