JP5539606B2 - マイクロ波イメージングシステム及び物体のマイクロ波画像を取得するための方法 - Google Patents
マイクロ波イメージングシステム及び物体のマイクロ波画像を取得するための方法 Download PDFInfo
- Publication number
- JP5539606B2 JP5539606B2 JP2006167966A JP2006167966A JP5539606B2 JP 5539606 B2 JP5539606 B2 JP 5539606B2 JP 2006167966 A JP2006167966 A JP 2006167966A JP 2006167966 A JP2006167966 A JP 2006167966A JP 5539606 B2 JP5539606 B2 JP 5539606B2
- Authority
- JP
- Japan
- Prior art keywords
- microwave
- received signal
- array
- antenna array
- illumination
- 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
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/2813—Means providing a modification of the radiation pattern for cancelling noise, clutter or interfering signals, e.g. side lobe suppression, side lobe blanking, null-steering arrays
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/005—Prospecting or detecting by optical means operating with millimetre waves, e.g. measuring the black losey radiation
Landscapes
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/181,111 | 2005-07-14 | ||
| US11/181,111 US7280068B2 (en) | 2005-07-14 | 2005-07-14 | System and method for microwave imaging with suppressed sidelobes using a sparse antenna array |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007024874A JP2007024874A (ja) | 2007-02-01 |
| JP2007024874A5 JP2007024874A5 (enExample) | 2009-07-30 |
| JP5539606B2 true JP5539606B2 (ja) | 2014-07-02 |
Family
ID=36955527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006167966A Active JP5539606B2 (ja) | 2005-07-14 | 2006-06-16 | マイクロ波イメージングシステム及び物体のマイクロ波画像を取得するための方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7280068B2 (enExample) |
| JP (1) | JP5539606B2 (enExample) |
| DE (1) | DE102006021405B4 (enExample) |
| GB (1) | GB2428343B (enExample) |
Families Citing this family (76)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8350747B2 (en) | 2004-04-14 | 2013-01-08 | L-3 Communications Security And Detection Systems, Inc. | Surveillance with subject screening |
| US7973697B2 (en) * | 2004-04-14 | 2011-07-05 | L-3 Communications Security And Detection Systems, Inc. | Surveillance systems and methods with subject-related screening |
| US8345918B2 (en) * | 2004-04-14 | 2013-01-01 | L-3 Communications Corporation | Active subject privacy imaging |
| US20080174401A1 (en) * | 2004-04-14 | 2008-07-24 | L-3 Communications Security And Detection Systems, Inc | Surveillance of subject-associated items with identifiers |
| WO2006028396A1 (en) * | 2004-09-10 | 2006-03-16 | Industrial Research Limited | Imaging system |
| US20070293752A1 (en) * | 2004-09-10 | 2007-12-20 | Industrial Research Limited | Synthetic Focusing Method |
| JP2008512175A (ja) * | 2004-09-10 | 2008-04-24 | インダストリアル・リサーチ・リミテッド | イメージングシステム |
| US7280068B2 (en) * | 2005-07-14 | 2007-10-09 | Agilent Technologies, Inc. | System and method for microwave imaging with suppressed sidelobes using a sparse antenna array |
| US7843383B2 (en) * | 2006-10-25 | 2010-11-30 | Agilent Technologies, Inc. | Imaging through silhouetting |
| US7791536B2 (en) * | 2007-06-24 | 2010-09-07 | Raytheon Company | High power phased array antenna system and method with low power switching |
| US20090033359A1 (en) * | 2007-07-31 | 2009-02-05 | Broadcom Corporation | Programmable logic device with millimeter wave interface and method for use therewith |
| US9939526B2 (en) | 2007-09-06 | 2018-04-10 | Rockwell Collins, Inc. | Display system and method using weather radar sensing |
| US9354633B1 (en) | 2008-10-31 | 2016-05-31 | Rockwell Collins, Inc. | System and method for ground navigation |
| US9733349B1 (en) | 2007-09-06 | 2017-08-15 | Rockwell Collins, Inc. | System for and method of radar data processing for low visibility landing applications |
| US7786440B2 (en) * | 2007-09-13 | 2010-08-31 | Honeywell International Inc. | Nanowire multispectral imaging array |
| US7843380B1 (en) * | 2007-09-27 | 2010-11-30 | Rockwell Collins, Inc. | Half aperture antenna resolution system and method |
| WO2009043036A2 (en) * | 2007-09-28 | 2009-04-02 | Quantum Magnifier Llc | Apparatus and method for sensors having improved angular resolution |
| IL186884A (en) * | 2007-10-24 | 2014-04-30 | Elta Systems Ltd | Object simulation system and method |
| US8547274B2 (en) * | 2007-12-18 | 2013-10-01 | Microsemi Corporation | Inclusion of assessment data in millimeter wave concealed object detection systems |
| US8558731B1 (en) | 2008-07-02 | 2013-10-15 | Rockwell Collins, Inc. | System for and method of sequential lobing using less than full aperture antenna techniques |
| US8077078B1 (en) | 2008-07-25 | 2011-12-13 | Rockwell Collins, Inc. | System and method for aircraft altitude measurement using radar and known runway position |
| US8248298B2 (en) * | 2008-10-31 | 2012-08-21 | First Rf Corporation | Orthogonal linear transmit receive array radar |
| KR101003858B1 (ko) | 2008-12-30 | 2010-12-23 | 대구대학교 산학협력단 | 초점 배열 영상 검지기를 이용한 다파장 다 시점 영상 획득장치 |
| US8570211B1 (en) * | 2009-01-22 | 2013-10-29 | Gregory Hubert Piesinger | Aircraft bird strike avoidance method and apparatus |
| EP2440955B1 (en) | 2009-06-12 | 2013-11-13 | Smiths Detection Ireland Limited | An image system designed to scan for security threats |
| US8933837B2 (en) | 2009-07-02 | 2015-01-13 | Univeristy Of Manitoba | Imaging system and method using spatially separated radiated fields |
| WO2011086543A1 (en) | 2010-01-15 | 2011-07-21 | Smiths Detection Ireland Limited | An imaging system |
| US9151839B2 (en) | 2010-04-15 | 2015-10-06 | Smiths Detection Ireland Limited | Imaging system |
| US9075143B2 (en) * | 2010-04-30 | 2015-07-07 | Applied Physical Sciences Corp. | Sparse array RF imaging for surveillance applications |
| US9250319B2 (en) * | 2010-10-21 | 2016-02-02 | Reutech Radar Systems (Proprietary) Limited | Floodlight radar system for detecting and locating moving targets in three dimensions |
| US8624773B2 (en) * | 2010-11-09 | 2014-01-07 | The United States Of America As Represented By The Secretary Of The Army | Multidirectional target detecting system and method |
| EP2656102B1 (en) * | 2010-12-22 | 2019-10-16 | Saab AB | Antenna arrangement for a radar system |
| US20120274499A1 (en) * | 2011-04-29 | 2012-11-01 | Spatial Digital Systems | Radar imaging via spatial spectrum measurement and MIMO waveforms |
| US9306502B2 (en) | 2011-05-09 | 2016-04-05 | Qualcomm Incorporated | System providing switchable impedance transformer matching for power amplifiers |
| US9019145B1 (en) | 2011-07-14 | 2015-04-28 | Rockwell Collins, Inc. | Ground clutter rejection for weather radar |
| KR101859230B1 (ko) * | 2011-12-26 | 2018-05-18 | 한국전자통신연구원 | 무선 통신 시스템에서의 수동 소자를 이용한 고주파 송수신 전치단 장치 |
| CN107015220A (zh) | 2012-05-09 | 2017-08-04 | 杜克大学 | 超材料设备及使用该超材料设备的方法 |
| US9411042B2 (en) | 2012-05-09 | 2016-08-09 | Duke University | Multi-sensor compressive imaging |
| US8653467B2 (en) * | 2012-06-19 | 2014-02-18 | Raytheon Company | Multichip packaging for imaging system |
| US9057782B2 (en) * | 2012-08-17 | 2015-06-16 | Geophysical Survey Systems, Inc. | Realization of time-domain ultra wideband ground-penetrating radar using high speed accumulation and interpolated sampling |
| US9031518B2 (en) * | 2012-12-17 | 2015-05-12 | Qualcomm Incorporated | Concurrent hybrid matching network |
| US9262932B1 (en) | 2013-04-05 | 2016-02-16 | Rockwell Collins, Inc. | Extended runway centerline systems and methods |
| CN103197312B (zh) * | 2013-04-07 | 2014-11-05 | 中国科学院电子学研究所 | 装载于慢速平台上的成像雷达的稀疏微波成像方法及装置 |
| US9261592B2 (en) * | 2014-01-13 | 2016-02-16 | Mitsubishi Electric Research Laboratories, Inc. | Method and system for through-the-wall imaging using compressive sensing and MIMO antenna arrays |
| DK3129804T3 (da) * | 2014-04-07 | 2019-08-12 | Levitection Ltd | Elektromagnetisk søgning og identifikation, i nærfeltsområder |
| EP2933654B1 (en) * | 2014-04-14 | 2017-06-07 | Rohde & Schwarz GmbH & Co. KG | Method and system for millimeter-wave image reconstruction |
| WO2016022727A1 (en) * | 2014-08-05 | 2016-02-11 | Massachusetts Institute Of Technology | Auxiliary antenna array for wideband sidelobe cancellation |
| US10928510B1 (en) | 2014-09-10 | 2021-02-23 | Rockwell Collins, Inc. | System for and method of image processing for low visibility landing applications |
| US9823346B1 (en) * | 2014-12-04 | 2017-11-21 | National Technology & Engineering Solutions Of Sandia, Llc | Apodization of spurs in radar receivers using multi-channel processing |
| WO2016167979A1 (en) * | 2015-04-14 | 2016-10-20 | Northeastern University | Compressive coded antenna/meta-antenna |
| US9653810B2 (en) | 2015-06-12 | 2017-05-16 | City University Of Hong Kong | Waveguide fed and wideband complementary antenna |
| US10705201B1 (en) | 2015-08-31 | 2020-07-07 | Rockwell Collins, Inc. | Radar beam sharpening system and method |
| CN114185042B (zh) * | 2015-09-17 | 2025-08-12 | 松下汽车电子系统株式会社 | 雷达装置 |
| US10228460B1 (en) | 2016-05-26 | 2019-03-12 | Rockwell Collins, Inc. | Weather radar enabled low visibility operation system and method |
| US10353068B1 (en) | 2016-07-28 | 2019-07-16 | Rockwell Collins, Inc. | Weather radar enabled offshore operation system and method |
| US10983209B2 (en) * | 2017-04-12 | 2021-04-20 | Ellumen, Inc. | Accurate signal compensations for UWB radar imaging in dispersive medium |
| US10359513B2 (en) | 2017-05-03 | 2019-07-23 | Elwha Llc | Dynamic-metamaterial coded-aperture imaging |
| US10613212B2 (en) | 2017-08-14 | 2020-04-07 | Oculii Corp. | Systems and methods for doppler-enhanced radar tracking |
| KR20200099150A (ko) * | 2018-01-30 | 2020-08-21 | 오큘리 코프 | 가상적 개구 레이더 트래킹을 위한 시스템들 및 방법들 |
| US10564277B2 (en) | 2018-01-30 | 2020-02-18 | Oculii Corp. | Systems and methods for interpolated virtual aperature radar tracking |
| US11391819B2 (en) * | 2018-07-18 | 2022-07-19 | Qualcomm Incorporate | Object verification using radar images |
| WO2020072041A1 (en) | 2018-10-02 | 2020-04-09 | Oculii Corp. | Systems and methods for stereo radar tracking |
| US11656335B2 (en) * | 2019-03-05 | 2023-05-23 | Rohde & Schwarz Gmbh & Co. Kg | System and method for detecting aircraft signatures |
| WO2021194577A1 (en) | 2019-12-13 | 2021-09-30 | Oculii Corp. | Systems and methods for virtual doppler and/or aperture enhancement |
| US11994578B2 (en) | 2019-12-13 | 2024-05-28 | Oculli Corp. | Systems and methods for virtual doppler and/or aperture enhancement |
| WO2021127172A1 (en) | 2019-12-20 | 2021-06-24 | Oculii Corp. | Systems and methods for phase-modulated radar detection |
| CN111158056B (zh) * | 2019-12-26 | 2022-05-24 | 北京遥测技术研究所 | 一种基于稀疏阵列的安检装置及方法 |
| CN113126084A (zh) * | 2019-12-31 | 2021-07-16 | 同方威视技术股份有限公司 | 用于主动式毫米波安检成像的多发多收天线阵列布置、人体安检设备和方法 |
| CN111208511B (zh) * | 2020-01-15 | 2023-07-28 | 西安电子科技大学 | 基于线性调频信号的超表面天线三维成像方法 |
| US11493625B2 (en) * | 2020-03-16 | 2022-11-08 | Nio Technology (Anhui) Co., Ltd. | Simulated LiDAR devices and systems |
| WO2022026033A1 (en) | 2020-06-16 | 2022-02-03 | Oculii Corp. | System and method for radar interference mitigation |
| US11841420B2 (en) | 2020-11-16 | 2023-12-12 | Oculii Corp. | System and method for radar-based localization and/or mapping |
| EP4325249A4 (en) * | 2021-04-30 | 2024-08-07 | Huawei Technologies Co., Ltd. | RADAR SYSTEM AND TERMINAL DEVICE |
| US11561299B1 (en) | 2022-06-03 | 2023-01-24 | Oculii Corp. | System and method for multi-waveform radar tracking |
| CN115425397B (zh) * | 2022-08-31 | 2024-05-10 | 西安电子科技大学 | 一种用于w波段的低副瓣稀布相控阵天线 |
| CN115296045B (zh) * | 2022-09-14 | 2025-08-19 | 重庆两江卫星移动通信有限公司 | 一种应用于低轨卫星互联网宽带终端的稀疏天线阵列 |
Family Cites Families (36)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4502025A (en) * | 1982-04-23 | 1985-02-26 | Harris Corporation | High speed PIN diode switched antenna coupler and method |
| US4649393A (en) * | 1984-02-17 | 1987-03-10 | The United States Of America As Represented By The Secretary Of The Army | Phased array antennas with binary phase shifters |
| US4885592A (en) * | 1987-12-28 | 1989-12-05 | Kofol J Stephen | Electronically steerable antenna |
| US5027125A (en) * | 1989-08-16 | 1991-06-25 | Hughes Aircraft Company | Semi-active phased array antenna |
| JP3469251B2 (ja) * | 1990-02-14 | 2003-11-25 | 株式会社東芝 | 半導体装置の製造方法 |
| GB2356096B (en) | 1991-03-12 | 2001-08-15 | Siemens Plessey Electronic | Method of operating a radar antenna system |
| US5170170A (en) * | 1991-08-13 | 1992-12-08 | State University Of New York | Radiation imaging utilizing data reconstruction to provide transforms which accurately reflect wave propagation characteristics |
| US5365237A (en) | 1993-05-13 | 1994-11-15 | Thermo Trex Corporation | Microwave camera |
| JPH09197042A (ja) * | 1996-01-17 | 1997-07-31 | Eikichi Yamashita | ミリ波カメラ装置 |
| US5821901A (en) * | 1996-05-17 | 1998-10-13 | Raytheon Company | Antenna system |
| US6037908A (en) * | 1996-11-26 | 2000-03-14 | Thermotrex Corporation | Microwave antenna |
| US5940045A (en) * | 1996-12-30 | 1999-08-17 | Harris Corporation | Optimization of DC power to effective irradiated power conversion efficiency for helical antenna |
| GB9700966D0 (en) * | 1997-01-17 | 1997-03-05 | Secr Defence | Millimetre wave imaging apparatus |
| US6057761A (en) * | 1997-01-21 | 2000-05-02 | Spatial Dynamics, Ltd. | Security system and method |
| US6043786A (en) * | 1997-05-09 | 2000-03-28 | Motorola, Inc. | Multi-band slot antenna structure and method |
| JP3086870B2 (ja) * | 1997-07-02 | 2000-09-11 | 防衛庁技術研究本部長 | アレーアンテナ装置 |
| US5982326A (en) * | 1997-07-21 | 1999-11-09 | Chow; Yung Leonard | Active micropatch antenna device and array system |
| FI107407B (fi) * | 1997-09-16 | 2001-07-31 | Metorex Internat Oy | Alimillimetriaalloilla toimiva kuvausjärjestelmä |
| US5940030A (en) * | 1998-03-18 | 1999-08-17 | Lucent Technologies, Inc. | Steerable phased-array antenna having series feed network |
| US6154174A (en) | 1999-04-20 | 2000-11-28 | General Atomics | Large aperture vibration compensated millimeter wave sensor |
| US6369766B1 (en) * | 1999-12-14 | 2002-04-09 | Ems Technologies, Inc. | Omnidirectional antenna utilizing an asymmetrical bicone as a passive feed for a radiating element |
| US6501414B2 (en) * | 2001-04-02 | 2002-12-31 | The United States Of America As Represented By The United States National Aeronautics And Space Administration | Method for locating a concealed object |
| US6873289B2 (en) * | 2001-08-15 | 2005-03-29 | Seoul National University | 3-dimensional beam steering system |
| JP3716919B2 (ja) * | 2001-08-20 | 2005-11-16 | 日本電信電話株式会社 | マルチビームアンテナ |
| US6549166B2 (en) * | 2001-08-22 | 2003-04-15 | The Boeing Company | Four-port patch antenna |
| US6937182B2 (en) | 2001-09-28 | 2005-08-30 | Trex Enterprises Corp. | Millimeter wave imaging system |
| US7194236B2 (en) * | 2001-09-28 | 2007-03-20 | Trex Enterprises Corp. | Millimeter wave imaging system |
| US6642889B1 (en) | 2002-05-03 | 2003-11-04 | Raytheon Company | Asymmetric-element reflect array antenna |
| US6972714B1 (en) * | 2004-06-08 | 2005-12-06 | Agilent Technologies, Inc. | Optically-augmented microwave imaging system and method |
| US7112775B2 (en) * | 2004-10-14 | 2006-09-26 | Agilent Technologies, Inc. | Coherent imaging that utilizes orthogonal transverse mode diversity |
| US6965340B1 (en) * | 2004-11-24 | 2005-11-15 | Agilent Technologies, Inc. | System and method for security inspection using microwave imaging |
| US8289199B2 (en) * | 2005-03-24 | 2012-10-16 | Agilent Technologies, Inc. | System and method for pattern design in microwave programmable arrays |
| US7333055B2 (en) * | 2005-03-24 | 2008-02-19 | Agilent Technologies, Inc. | System and method for microwave imaging using an interleaved pattern in a programmable reflector array |
| US7283085B2 (en) * | 2005-03-24 | 2007-10-16 | Agilent Technologies, Inc. | System and method for efficient, high-resolution microwave imaging using complementary transmit and receive beam patterns |
| US7183963B2 (en) * | 2005-03-24 | 2007-02-27 | Agilent Technologies, Inc. | System and method for inspecting transportable items using microwave imaging |
| US7280068B2 (en) * | 2005-07-14 | 2007-10-09 | Agilent Technologies, Inc. | System and method for microwave imaging with suppressed sidelobes using a sparse antenna array |
-
2005
- 2005-07-14 US US11/181,111 patent/US7280068B2/en active Active
-
2006
- 2006-05-08 DE DE102006021405A patent/DE102006021405B4/de active Active
- 2006-06-16 JP JP2006167966A patent/JP5539606B2/ja active Active
- 2006-07-12 GB GB0613858A patent/GB2428343B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE102006021405A1 (de) | 2007-01-25 |
| US20070013575A1 (en) | 2007-01-18 |
| GB2428343B (en) | 2009-02-18 |
| JP2007024874A (ja) | 2007-02-01 |
| US7280068B2 (en) | 2007-10-09 |
| GB2428343A (en) | 2007-01-24 |
| DE102006021405B4 (de) | 2013-04-18 |
| GB0613858D0 (en) | 2006-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5539606B2 (ja) | マイクロ波イメージングシステム及び物体のマイクロ波画像を取得するための方法 | |
| EP1705501B1 (en) | Scanning panel and method of capturing a microwave image | |
| Duan et al. | A generalized diffraction synthesis technique for high performance reflector antennas | |
| US8559823B2 (en) | Multi-aperture three-dimensional beamforming | |
| JP5695286B2 (ja) | プログラム可能な透過アレイを使用するマイクロ波撮像システム及び方法 | |
| JP5086552B2 (ja) | マイクロ波画像を生成するためのアレイ及びマイクロ波画像を取得する方法 | |
| JP5579356B2 (ja) | マイクロ波画像のバックグラウンドノイズを最小にするシステムおよび方法 | |
| US10698101B2 (en) | Compressive coded antenna/meta-antenna | |
| US4864308A (en) | Frequency-scanning radiometer | |
| JP2007024874A5 (enExample) | ||
| JP5595630B2 (ja) | プログラム可能なマイクロ波アレイ及びその設定方法 | |
| Zhao et al. | Frequency-diverse metacavity Cassegrain antenna for differential coincidence imaging | |
| Álvarez-Narciandi et al. | Dynamic metasurface antenna-based mills-cross aperture for 3-D computational microwave imaging | |
| Dubok et al. | Reflector synthesis for wide-scanning focal plane arrays | |
| US8897599B2 (en) | Image system designed to scan for security threats | |
| Li et al. | Frequency-diverse reflection metasurface antenna design for computational microwave imaging | |
| JP2019516984A (ja) | 撮像のための装置、方法およびシステム | |
| Cetinkaya et al. | Focusing patterns within far and near field for a novel 2D sparse MIMO array | |
| JP5317821B2 (ja) | アンテナ装置 | |
| Thakur et al. | A dual beam adaptive beamforming algorithm with sidelobe suppression | |
| Alvarez-Narciandi et al. | Reconfigurable Metasurface Antenna-based Mills-Cross Compressive Aperture for Computational Microwave Imaging | |
| Kaloshin et al. | Bifocal Planar Slotted-Waveguide Antenna Array | |
| CN120051710A (zh) | 利用可重构智能表面生成全息图数据集 | |
| Kehn et al. | Fundamental limitations of focal plane arrays characterized in terms of radiation efficiencies of their embedded element patterns | |
| Betancourt et al. | Designing antenna systems with CORPS (Coherently Radiating Periodic Structures) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20070511 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20090615 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20090615 |
|
| RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20090615 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120124 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120423 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130326 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130613 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20140401 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 5539606 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20140501 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |