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检索条件"主题词=Wavenumber domain algorithm"
17 条 记 录,以下是1-10 订阅
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Two Dimensional Position Correction algorithm for High-Squint Synthetic Aperture Radar in wavenumber domain algorithm
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REMOTE SENSING 2025年 第6期17卷 1015-1015页
作者: Wang, Shuai Song, Chen Wang, Bingnan Chen, Jie Yang, Lixia Huang, Zhixiang Anhui Univ Sch Elect & Informat Engn Hefei 230601 Peoples R China Chinese Acad Sci Aerosp Informat Res Inst Natl Key Lab Microwave Imaging Beijing 100045 Peoples R China
In the traditional high squint angle omega-k imaging algorithm, the impact of a high squint angle on azimuth and range positioning is not considered but does include two aspects: the azimuth position shift caused by a... 详细信息
来源: 评论
A Precise wavenumber domain algorithm for Near Range Microwave Imaging by Cross MIMO Array
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IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES 2019年 第4期67卷 1316-1326页
作者: Zhou, Jianxiong Zhu, Rongqiang Jiang, Ge Zhao, Lei Cheng, Binbin Natl Univ Def Technol Natl Key Lab Sci & Technol ATR Sch Elect Sci Changsha 410073 Hunan Peoples R China China Acad Engn Phys Inst Elect Engn Mianyang 621900 Peoples R China China Acad Engn Phys Microsyst & Terahertz Res Ctr Chengdu 610200 Sichuan Peoples R China
An electronically large planar antenna with wideband illumination retrieves 3-D microwave image with high resolution. Cross multi-input-multi-output (MIMO) topology is commonly used to produce the effective planar arr... 详细信息
来源: 评论
Expansion of Output Spatial Extent in the wavenumber domain algorithms for Near-Field 3-D MIMO Radar Imaging
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REMOTE SENSING 2025年 第7期17卷 1287-1287页
作者: Gong, Yifan Zhai, Limin Jia, Yan Liu, Yongqing Zhang, Xiangkun Chinese Acad Sci Natl Space Sci Ctr Key Lab Microwave Remote Sensing Beijing 100190 Peoples R China Univ Chinese Acad Sci Sch Elect Elect & Commun Engn Beijing 100049 Peoples R China
Microwave camera provides 3-D high-resolution radar images at video frame rates, enabling the capture of dynamic target features. Multiple-input-multiple-output (MIMO) array-based 3-D radar imaging system requires few... 详细信息
来源: 评论
A Novel wavenumber domain SAR Imaging algorithm Based on the Fractional Fourier Transform
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Chinese Journal of Electronics 2014年 第4期23卷 866-870页
作者: XU Huaping XIAO Zhongyuan GAO Jing LI Chunsheng Department of Electronic and Information Engineering Beihang University
The conventional wavenumber domain algorithm(WDA) employs Fast Fourier transform(FFT) to implement matched filter. It is characterized by its high precision SAR imaging. Compared with FFT, Fractional Fourier transform... 详细信息
来源: 评论
Performance Analysis of wavenumber domain algorithms for Highly Squinted SAR
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IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING 2023年 16卷 1563-1575页
作者: Chen, Xing Hou, Zhenyu Dong, Zhen He, Zhihua Natl Univ Def Technol Coll Elect Sci & Engn Changsha 410073 Peoples R China
wavenumber domain algorithms have unique advantages in processing highly squinted synthetic aperture radar data. This article studies the performance of three commonly used wavenumber domain algorithms including the c... 详细信息
来源: 评论
Efficient wavenumber domain Focusing for Ground-Based SAR
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IEEE GEOSCIENCE AND REMOTE SENSING LETTERS 2010年 第1期7卷 161-165页
作者: Guarnieri, Andrea Monti Scirpoli, Silvia Politecn Milan Dipartimento Elettron & Informaz I-20133 Milan Italy
We present an efficient focusing algorithm for synthetic aperture radar (SAR) data acquired in short bursts by a geometry with a large range spread, i.e., the case of ground-based (GB) SAR. The usual approach for focu... 详细信息
来源: 评论
Comparison of SIMO-Based wavenumber domain and Back-Projection Imaging algorithms
Comparison of SIMO-Based Wavenumber Domain and Back-Projecti...
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Asia-Pacific Microwave Conference (APMC)
作者: Liu, Shuang Li, Shiyong Zhao, Guoqiang Sun, Houjun Beijing Inst Technol Beijing Key Lab Millimeter Wave & Terahertz Techn Beijing 100081 Peoples R China
The single-input multiple-output (SIMO) array based imaging system has been applied for remote sensing and concealed weapon detection. In this paper, comparisons of the back-projection (BP) algorithm and wavenumber do... 详细信息
来源: 评论
Efficient Near-Field Imaging Using Cylindrical MIMO Arrays
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IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS 2021年 第6期57卷 3648-3660页
作者: Li, Shiyong Wang, Shuoguang Amin, Moeness G. Zhao, Guoqiang Beijing Inst Technol Beijing Key Lab Millimeter Wave & Terahertz Techn Beijing 100081 Peoples R China Villanova Univ Ctr Adv Commun Villanova PA 19085 USA
Multiple-input-multiple-output (MIMO) array-based millimeter-wave (MMW) imaging has a tangible prospect in applications of concealed weapons detection. A near-field imaging algorithm based on wavenumber domain process... 详细信息
来源: 评论
Cylindrical MIMO Array-Based Near-Field Microwave Imaging
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IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION 2021年 第1期69卷 612-617页
作者: Li, Shiyong Wang, Shuoguang An, Qiang Zhao, Guoqiang Sun, Houjun Beijing Inst Technol Beijing Key Lab Millimeter Wave & Terahertz Techn Beijing 100081 Peoples R China Fourth Mil Med Univ Dept Biomed Engn Xian 710032 Peoples R China
Microwave/millimeter-wave imaging has a wide prospect in applications of concealed weapons detection. The main problem of the existing techniques lies in the contradiction between the imaging speed and the system cost... 详细信息
来源: 评论
Security Imaging for Multi-Target Screening Based on Adaptive Scene Segmentation With Terahertz Radar
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IEEE SENSORS JOURNAL 2019年 第7期19卷 2675-2684页
作者: Gui, Shuliang Li, Jin Pi, Yiming Univ Elect Sci & Technol China Sch Informat & Commun Engn Qingshuihe Campus Chengdu 611731 Sichuan Peoples R China
In this paper, a terahertz (THz) radar security imaging method for multi-target screening is proposed. This imaging system is constituted of several transceivers to get multi-angle echo data. Through aperture synthesi... 详细信息
来源: 评论