CN108732124B - 一种三维层析成像系统及方法 - Google Patents
一种三维层析成像系统及方法 Download PDFInfo
- Publication number
- CN108732124B CN108732124B CN201810491101.1A CN201810491101A CN108732124B CN 108732124 B CN108732124 B CN 108732124B CN 201810491101 A CN201810491101 A CN 201810491101A CN 108732124 B CN108732124 B CN 108732124B
- Authority
- CN
- China
- Prior art keywords
- light beam
- light
- frequency
- signal
- polarization direction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000003325 tomography Methods 0.000 title abstract description 12
- 230000010287 polarization Effects 0.000 claims abstract description 125
- 239000000463 material Substances 0.000 claims abstract description 103
- 238000003384 imaging method Methods 0.000 claims abstract description 37
- 230000010355 oscillation Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 description 7
- 230000007547 defect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- -1 polytetrafluoroethylene Polymers 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3581—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using far infrared light; using Terahertz radiation
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810491101.1A CN108732124B (zh) | 2018-05-21 | 2018-05-21 | 一种三维层析成像系统及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810491101.1A CN108732124B (zh) | 2018-05-21 | 2018-05-21 | 一种三维层析成像系统及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108732124A CN108732124A (zh) | 2018-11-02 |
CN108732124B true CN108732124B (zh) | 2023-05-26 |
Family
ID=63938858
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810491101.1A Active CN108732124B (zh) | 2018-05-21 | 2018-05-21 | 一种三维层析成像系统及方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108732124B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113835135B (zh) * | 2020-06-23 | 2022-11-22 | 同方威视技术股份有限公司 | 太赫兹安检机器人 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006129113A1 (en) * | 2005-06-02 | 2006-12-07 | Thruvision Limited | Scanning method and apparatus |
CN103344569A (zh) * | 2013-06-21 | 2013-10-09 | 中国科学院上海光学精密机械研究所 | 偏振复频域光学相干层析成像方法和系统 |
CN103901498A (zh) * | 2012-12-26 | 2014-07-02 | 中国电子科技集团公司第五十研究所 | 增强被动太赫兹成像效果的系统 |
CN104204898A (zh) * | 2012-04-03 | 2014-12-10 | 圣安德鲁斯大学董事会 | 扩展容积的高分辨率成像 |
CN105534481A (zh) * | 2016-01-21 | 2016-05-04 | 华中科技大学 | 一种频域光学相干层析装置与方法 |
CN105629259A (zh) * | 2016-03-21 | 2016-06-01 | 中国科学院上海光学精密机械研究所 | 直视合成孔径激光成像雷达本振增强光学复数化接收装置 |
KR101712890B1 (ko) * | 2015-10-13 | 2017-03-08 | 한국표준과학연구원 | 연속파 THz 빔 스캔을 이용한 고속 3차원 영상 탐지 장치 |
CN106769997A (zh) * | 2016-11-14 | 2017-05-31 | 中国电子科技集团公司第四十研究所 | 一种太赫兹扫描成像装置 |
CN107631995A (zh) * | 2016-07-18 | 2018-01-26 | 华中科技大学 | 一种三维太赫兹层析成像系统及扫描和图像重建方法 |
-
2018
- 2018-05-21 CN CN201810491101.1A patent/CN108732124B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006129113A1 (en) * | 2005-06-02 | 2006-12-07 | Thruvision Limited | Scanning method and apparatus |
CN104204898A (zh) * | 2012-04-03 | 2014-12-10 | 圣安德鲁斯大学董事会 | 扩展容积的高分辨率成像 |
CN103901498A (zh) * | 2012-12-26 | 2014-07-02 | 中国电子科技集团公司第五十研究所 | 增强被动太赫兹成像效果的系统 |
CN103344569A (zh) * | 2013-06-21 | 2013-10-09 | 中国科学院上海光学精密机械研究所 | 偏振复频域光学相干层析成像方法和系统 |
KR101712890B1 (ko) * | 2015-10-13 | 2017-03-08 | 한국표준과학연구원 | 연속파 THz 빔 스캔을 이용한 고속 3차원 영상 탐지 장치 |
CN105534481A (zh) * | 2016-01-21 | 2016-05-04 | 华中科技大学 | 一种频域光学相干层析装置与方法 |
CN105629259A (zh) * | 2016-03-21 | 2016-06-01 | 中国科学院上海光学精密机械研究所 | 直视合成孔径激光成像雷达本振增强光学复数化接收装置 |
CN107631995A (zh) * | 2016-07-18 | 2018-01-26 | 华中科技大学 | 一种三维太赫兹层析成像系统及扫描和图像重建方法 |
CN106769997A (zh) * | 2016-11-14 | 2017-05-31 | 中国电子科技集团公司第四十研究所 | 一种太赫兹扫描成像装置 |
Non-Patent Citations (3)
Title |
---|
Computed tomography using broadband Bessel THz beams and phase contrast;Assaf Bitman et al.;《Optics letters》;20140401;第39卷(第07期);第1925-1928页 * |
High-speed terahertz reflection threedimensional;Kyong Hwan Jin et al.;《OPTICS EXPRESS》;20121025;第20卷(第23期);第1-9页 * |
太赫兹雷达发射机和接收机研究;邱于保;《中国优秀硕士学位论文全文数据库信息科技辑》;20160315(第03期);第21-27页 * |
Also Published As
Publication number | Publication date |
---|---|
CN108732124A (zh) | 2018-11-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3685182B1 (en) | Scanning lidar system and method | |
Whitman et al. | Probing of acoustic surface perturbations by coherent light | |
JP5367298B2 (ja) | ビーム走査式画像生成装置 | |
US7345279B2 (en) | Identification of hidden objects by terahertz heterodyne laser imaging | |
CN107782694B (zh) | 太赫兹时域光谱全极化电磁散射测量系统及获取方法 | |
CN107462544B (zh) | 一种多功能太赫兹波成像系统及成像方法 | |
CN110244281A (zh) | 一种激光雷达系统 | |
US20070046525A1 (en) | Electromagnetic scanning imager | |
US8946632B2 (en) | System and method for terahertz 2D interferometric and synthetic aperture imaging with an incoherent source | |
US10838043B2 (en) | Scanning LiDAR system and method with spatial filtering for reduction of ambient light | |
US3953825A (en) | Electronically focused imaging system and method | |
JP2009526988A (ja) | 検出方法と検出装置 | |
CN113820688B (zh) | 一种基于双光频梳的三维固态激光雷达探测方法及装置 | |
US20090224962A1 (en) | Apparatus And Method For Sensors Having Improved Angular Resolution | |
CN103575704A (zh) | 一种高分辨率太赫兹波扫描成像装置 | |
CN108490497B (zh) | 安检系统和方法 | |
KR20130064684A (ko) | 테라헤르츠 연속파 시스템 및 그것의 3차원 영상 획득 방법 | |
CN108732124B (zh) | 一种三维层析成像系统及方法 | |
CN109060713A (zh) | 一种三维层析成像系统及方法 | |
JP6706790B2 (ja) | テラヘルツ波イメージング装置 | |
Jie et al. | Three-dimensional imaging by compressed sensing based dual-frequency laser phase ranging | |
CN115343250A (zh) | 一种反射式非金属物质缺陷检测与组分分析装置及方法 | |
May et al. | A Multi-Channel Terahertz Tomography Setup | |
JP6331200B2 (ja) | 超音波格子化3次元電気化撮像装置 | |
CN115343251A (zh) | 一种大动态散射式太赫兹物质成像与成分分析装置及方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 518102 room 430, building 37, chentian Industrial Zone, Baotian 1st Road, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Applicant after: Shenzhen Zhongtou Huaxun Terahertz Technology Co.,Ltd. Applicant after: CHINA COMMUNICATION TECHNOLOGY Co.,Ltd. Address before: 518102 room 430, building 37, chentian Industrial Zone, Baotian 1st Road, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Applicant before: SHENZHEN CCT THZ TECHNOLOGY Co.,Ltd. Applicant before: CHINA COMMUNICATION TECHNOLOGY Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230616 Address after: 518000 Shenzhen, Baoan District, Xixiang, Guangdong Xixiang street, thirty-seventh fields, 430 estate. Patentee after: Shenzhen Zhongtou Huaxun Terahertz Technology Co.,Ltd. Address before: 518102 room 430, building 37, chentian Industrial Zone, Baotian 1st Road, Xixiang street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Zhongtou Huaxun Terahertz Technology Co.,Ltd. Patentee before: CHINA COMMUNICATION TECHNOLOGY Co.,Ltd. |