Reduced-complexity multiple parameters estimation via toeplitz matrix triple iteration reconstruction with bistatic MIMO radar

作     者：Chenghong ZHAN Guoping HU Junpeng SHI Fangzheng ZHAO Hao ZHOU 

作者机构：Graduate CollegeAir Force Engineering UniversityXi’an 710051China Air and Missile Defense CollegeAir Force Engineering UniversityXi’an 710051China College of Electronic CountermeasureNational University of Defense TechnologyHefei 230037China dBeijing Aeronautical Technology Research CenterBeijing 100076China 

出 版 物：《Chinese Journal of Aeronautics》 (中国航空学报（英文版）)

年 卷 期：2024年第37卷第7期

页      面：482-495页

核心收录：

学科分类：080901[工学-物理电子学] 0809[工学-电子科学与技术（可授工学、理学学位）] 08[工学] 080401[工学-精密仪器及机械] 0804[工学-仪器科学与技术] 0825[工学-航空宇航科学与技术] 0803[工学-光学工程] 

基　　金：supported in part by the National Natural Science Foundation of China(No.62071476) in part by China Postdoctoral Science Foundation(No.2022M723879) in part by the Science and Technology Innovation Program of Hunan Province,China(No.2021RC3080) 

主　　题：On-machine tool setting Smart machine tools Mathematical model Calibration method Laser tool setter 

摘      要：On-machine tool setting is a pivotal approach in achieving intelligent manufacturing,and laser tool setters have become a crucial component of smart machine *** tool setters play a crucial role in precisely measuring the dimensions of cutting tools during the part machining process,focusing on tool length and *** a measuring instrument,the positions of the laser axis of the laser tool setter need to be accurately calibrated before ***,in actual calibration scenarios,traditional calibration methods face challenges due to installation errors in the tool setter and geometric errors in the measuring *** address this issue,this study proposes a novel calibration ***,the calibration mechanism of the laser beam axis is *** on the accurate mathematical model of the laser beam and the measuring rod,and using the polygon clipping algorithm,the mathematical mechanism of the laser tool setter’s work is ***,a novel method is introduced to calculate the compensation distance between the laser beam reference point and the rod bottom center point at each moment during ***,by utilizing the kinematic chain of the tool setter calibration system,a new calibration method is developed to accurately calibrate the position of the laser beam axis in the machine tool coordinate ***,the accuracy of the calibration method is verified through simulation experiments and calibration *** method improves the calibration accuracy of the tool setter,and the mathematical model of the laser tool setter can be extended to the measurement of tools,thereby improving the precision of tool *** research significantly improves the efficient production performance of smart machine tools.