UWB アレイレーダによる人体立体形状のリアルタイムイメージング技術

2012 年度 研究成果報告書

• 研究課題/領域番号: 21760315
• 研究種目: 若手研究(B)
• 配分区分: 補助金
• 研究分野: 計測工学
• 研究機関: 京都大学
• 研究代表者: 阪本 卓也 京都大学, 大学院・情報学研究科, 助教 (30432412)
• 研究期間 (年度): 2009 – 2012
• キーワード: レーダ / 超広帯域 / イメージング / 人体形状 / 逆散乱

研究概要

本研究では公共の場所での防犯を目的とし、超広帯域レーダによる歩行人体の立体形状を推定する手法を開発した。まず、機械駆動不要のシステムを開発することで測定の高速化を実現した。さらに、人体の歩行運動における平行運動、回転運動および手足の運動を解析、推定および利用することで画像の精度を改善する諸技術の開発を行った。本研究により、測定および信号処理の双方を高速化し、実時間での詳細な人体の形状推定を可能とする技術を実現した。

研究成果

• [雑誌論文] Pedestrian Imaging Using UWB Doppler Radar Interferometry (2013)
  • 著者名/発表者名: Kenshi Saho, Takuya Sakamoto, Toru Sato, Kenichi Inoue, and Takeshi Fukuda
  • 雑誌名: IEICE Trans. Communications 巻: Vol. E96-B, no. 2 ページ: 613-623
  • 査読あり
• [雑誌論文] Method for the Three-Dimensional Imaging of a Moving Target using an Ultra-Wideband Radar with a Small Number of Antennas (2012)
  • 著者名/発表者名: Takuya Sakamoto, Yuji Matsuki, and Toru Sato
  • 雑誌名: IEICE Trans. Communications 巻: Vol. E95-B, no. 3 ページ: 972-979
  • 査読あり
• [雑誌論文] Robust and Accurate Ultrasound 3-D Imaging Algorithm Incorporating Adaptive Smoothing Techniques (2012)
  • 著者名/発表者名: Kenshi Saho, Tomoki Kimura, Shouhei Kidera, Hirofumi Taki, Takuya Sakamoto, and Toru Sato
  • 雑誌名: IEICE Trans. Communications 巻: Vol. E95-B, No. 2 ページ: 572-580
  • 査読あり
• [雑誌論文] Extended Imaging Algorithm Based on Aperture Synthesis with Double Scattered Waves for UWB Radars (2011)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto and Toru Sato
  • 雑誌名: IEEE Transactions on Geoscience and Remote Sensing 巻: Vol. 49, no. 12 ページ: 5128-5139
  • 査読あり
• [雑誌論文] 2-Dimensional Accurate Imaging with UWB Radar Using Indoor Multipath Echoes for a Target in Shadow Regions (2011)
  • 著者名/発表者名: Shuhei Fujita, Takuya Sakamoto and Toru Sato
  • 雑誌名: IEICE Trans. Communications 巻: Vol.E94-B, no.8 ページ: 2366-2374
  • 査読あり
• [雑誌論文] Two Dimensional Ultra-Wide-Band Radar Imaging of a Target with Arbitrary Translation and Rotation (2011)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 雑誌名: IEEE Trans. Geoscience and Remote Sensing 巻: Vol.49, no.11 ページ: 4493-4502
  • 査読あり
• [雑誌論文] An Experimental Study of Ultrasonic Imaging with a Reduced Number of Array Elements using the Envelope Method (2011)
  • 著者名/発表者名: Takuya Sakamoto, Hirofumi Taki, and Toru Sato
  • 雑誌名: Acoustical Science and Technology (AST), the Acoustical Society of Japan 巻: Vol.32, No.4 ページ: 143-150
  • 査読あり
• [雑誌論文] Super-Resolution UWB Radar Imaging Algorithm Based on Extended Capon with Reference Signal Optimization (2011)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto and Toru Sato
  • 雑誌名: IEEE Trans. Antennas & Propagation 巻: Vol.59, no. 5 ページ: 1606 - 1615
  • 査読あり
• [雑誌論文] An Imaging Algorithm of a Target with Arbitrary Motion for Ultra Wide-Band Radar with a Small Number of Antennas (2011)
  • 著者名/発表者名: Yuji Matsuki, Takuya Sakamoto, Toru Sato
  • 雑誌名: IEICE Trans. Communications 巻: Vol.E94-B, No.03 ページ: 742-749
  • 査読あり
• [雑誌論文] Accurate UWB Radar 3-D Imaging Algorithm for Complex Boundary without Range Points Connections (2010)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto, and Toru Sato
  • 雑誌名: IEEE Trans. Geoscience and Remote Sensing 巻: Vol.48, no.4 ページ: 1993-2004
  • 査読あり
• [雑誌論文] High-resolution 3-D Imaging Algorithm with Envelope of Modified Spheres for UWB Through-the-Wall Radars (2009)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto, and Toru Sato
  • 雑誌名: IEEE Trans. Antennas & Propagation 巻: Vol.57, no.11 ページ: 3520-3529
  • 査読あり
• [雑誌論文] Code Division Multiple Transmission for High-Speed UWB Radar Imaging with an Antenna Array (2009)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 雑誌名: IEEE Transactions on Geoscience and Remote Sensing 巻: Vol.47, no.4 ページ: 1186-1179
  • 査読あり
• [学会発表] Novel Transform for Ultra Wide-Band Radar Imaging with Circular Scanning Antennas (2013)
  • 著者名/発表者名: Takuya Sakamoto, Toru Sato, Rahmi Salman, Ingolf Willms, Alexander G. Yarovoy
  • 発表場所: Nuremberg, Germany
  • 年月日: 20131000
• [学会発表] Environmental Imaging with a Mobile UWB Security Robot for Indoor Localisation and Positioning Applications (2013)
  • 著者名/発表者名: Rahmi Salman, Ingolf Willms, Takuya Sakamoto, Toru Sato, Alexander G. Yarovoy
  • 発表場所: Nuremberg, Germany
  • 年月日: 20131000
• [学会発表] Texture-Based Technique for Separating Echoes from People Walking in UWB Radar Signals (2013)
  • 著者名/発表者名: Takuya Sakamoto, Toru Sato, Yuan He, Pascal Aubry, and Alexander Yarovoy
  • 学会等名: 2013 URSI Commission B International Symposium on Electromagnetic Theory
  • 発表場所: 広島市
  • 年月日: 2013-05-21
• [学会発表] Imaging of pedestrians with UWB Doppler radar interferometry (2013)
  • 著者名/発表者名: Kenshi Saho, Takuya Sakamoto, Toru Sato
  • 学会等名: 2013 URSI Commission B International Symposium on Electromagnetic Theory
  • 発表場所: 広島市
  • 年月日: 2013-05-21
• [学会発表] High-Resolution Weighted Range Point Migration Method for Fast 3-Dimensional Imaging with Ultra Wideband Radar (2013)
  • 著者名/発表者名: Takuya Sakamoto, Toru Sato, Pascal J. Aubry, and Alexander G. Yarovoy
  • 学会等名: IEEE Radar Conference 2013
  • 発表場所: Ottawa, Canada
  • 年月日: 2013-05-01
• [学会発表] Target Speed Estimation Using Revised Range Point Migration for Ultra Wideband Radar Imaging (2013)
  • 著者名/発表者名: Takuya Sakamoto, Toru Sato, Pascal Aubry, and Alexander Yarovoy
  • 学会等名: European Conference on Antennas and Propagation (EuCAP) 2013
  • 発表場所: Gothenburg, Sweden
  • 年月日: 2013-04-12
• [学会発表] Pedestrian Classification based on Radial Velocity Features of UWB Doppler Radar Images (2012)
  • 著者名/発表者名: Kenshi Saho, Takuya Sakamoto, Toru Sato, Kenichi Inoue, and Takeshi Fukuda
  • 学会等名: 2012 International Symposium on Antennas & Propagation
  • 発表場所: 名古屋市
  • 年月日: 2012-11-29
• [学会発表] Fast Range Point Migration Method for Weapon Detection using Ultra-Wideband Radar (2012)
  • 著者名/発表者名: Takuya Sakamoto, Timofey G. Savelyev, Pascal J. Aubry, and Alexander G. Yarovoy
  • 学会等名: European Radar Conference 2012
  • 発表場所: Amsterdam, The Netherlands
  • 年月日: 2012-11-02
• [学会発表] Revised Range Point Migration Method for Rapid 3-D Imaging with UWB Radar (2012)
  • 著者名/発表者名: Takuya Sakamoto, Timofey G. Savelyev, Pascal J. Aubry, and Alexander G. Yarovoy
  • 学会等名: 2012 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting
  • 発表場所: Chicago, Illinois, the USA
  • 年月日: 2012-07-13
• [学会発表] A Novel Transform for Ultra-Wideband Multi-Static Imaging Radar (2012)
  • 著者名/発表者名: Takuya Sakamoto, Toru Sato
  • 学会等名: The 6th European Conference on Antennas and Propagation Congress Centre
  • 発表場所: Prague, Czech Republic
  • 年月日: 2012-03-26
• [学会発表] Accurate Imaging of a Moving Target in Shadow Regions with UWB Radar Using Doppler Effect (2012)
  • 著者名/発表者名: Shuhei Fujita, Takuya Sakamoto, Toru Sato
  • 学会等名: The 6th European Conference on Antennas and Propagation (EuCAP 2012)
  • 発表場所: Prague, Czech Republic
  • 年月日: 2012-03-26
• [学会発表] Experimental Study of Real-Time Human Imaging Using UWB Doppler Radar Interferometry (2012)
  • 著者名/発表者名: Kenshi Saho, Takuya Sakamoto, Toru Sato, Kenichi Inoue, Takeshi Fukuda
  • 学会等名: The 6th European Conference on Antennas and Propagation Czech Republic
  • 年月日: 2012-03-26
• [学会発表] Three-Dimensional Imaging of a Moving Target using an Ultra-Wideband Radar with Five Antennas (2011)
  • 著者名/発表者名: Takuya Sakamoto, Yuji Matsuki and Toru Sato
  • 学会等名: 2011 IEEE International Conference on Ultra-Wideband
  • 発表場所: Bologna, Italy
  • 年月日: 2011-09-14
• [学会発表] Performance Evaluation of the Frequency-Domain DORT Imaging Method with UWB Radar for a Finite-Sized Target (2011)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 学会等名: 2011 IEEE International Geoscience and Remote Sensing Symposium
  • 発表場所: Vancouver, Canada
  • 年月日: 2011-07-25
• [学会発表] Image Sharpening with Waveform Compensation for the Frequency-Domain DORT with a Single-Antenna UWB Radar (2011)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 学会等名: 2011 IEEE International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting
  • 発表場所: Spokane, Washington, USA
  • 年月日: 2011-07-04
• [学会発表] Using a UWB Radar Imaging Method with Five Antennas on a Target with Arbitrary Translation and Rotation Motion (2011)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 学会等名: 5th European Conference on Antennas and Propagation
  • 発表場所: Rome, Italy
  • 年月日: 2011-04-11
• [学会発表] Experimental Study on Imaging Algorithm with Simple UWB Radar for a Target with Translation and Rotation (2011)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 学会等名: Progress in Electromagnetics Research Symposium
  • 発表場所: Marrakesh, Morocco
  • 年月日: 2011-03-21
• [学会発表] An Experimental Study on an Accurate UWB Radar Imaging Method for a Target with Unknown Motion Using a Small Number of Antennas (2010)
  • 著者名/発表者名: Yuji Matsuki, Takuya Sakamoto and Toru Sato
  • 学会等名: 2010 International Symposium on Antennas and Propagation
  • 発表場所: Macau, China
  • 年月日: 2010-11-23
• [学会発表] High-resolution UWB Doppler radar interferometoric imaging algorithm for multiple moving targets with smoothed pseudo Wigner distribution (2010)
  • 著者名/発表者名: Kenshi Saho, Takuya Sakamoto, Toru Sato, Kenichi Inoue, and Takeshi Fukuda
  • 学会等名: International Conference on Space, Aeronautical and Navigational Electronics 2010
  • 発表場所: Jeju, Korea
  • 年月日: 2010-10-27
• [学会発表] Jean-Yves Dauvignac, and Christian Pichot, Comparison of the time-reversal and SEABED imaging algorithms applied on ultra-wideband experimental data, In Proceedings of the 7th European Radar Conference (EuRAD) (2010)
  • 著者名/発表者名: Anthony Cresp, Matthew J. Yedlin, Takuya Sakamoto, Ioannis Aliferis, Toru Sato
  • 学会等名: European Microwave Week 2010
  • 発表場所: Paris, France
  • 年月日: 2010-09-30
• [学会発表] Study of a Method for 2-D Imaging of Simple-Shaped Targets with Arbitrary Motion using UWB Radar with a Small Number of Antennas (2010)
  • 著者名/発表者名: Yuji Matsuki, Takuya Sakamoto and Toru Sato
  • 学会等名: 20th International Conference on Applied Electromagnetics and Communications
  • 発表場所: Dubrovnik, Croatia
  • 年月日: 2010-09-20
• [学会発表] An accurate UWB radar imaging method using indoor multipath echoes for targets in shadow regions (2010)
  • 著者名/発表者名: Shuhei Fujita, Takuya Sakamoto and Toru Sato
  • 学会等名: 2010 International Conference on Indoor Positioning and Indoor Navigation (IPIN)
  • 発表場所: Zurich, Switzerland
  • 年月日: 2010-09-15
• [学会発表] Experimental Study on Super-Resolution 3-D Imaging Algorithm Based on Extended Capon with Reference Signal Optimization for UWB Radars (2010)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto and Toru Sato
  • 学会等名: 2010 International Symposium on Electromagnetic Theory (EMTS2010)
  • 年月日: 2010-08-16
• [学会発表] A target tracking method with a single antenna using time-reversal UWB radar imaging in a multi-path environment (2010)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 学会等名: Proceedings of the 2010 IEEE International Geoscience and Remote Sensing Symposium
  • 発表場所: Honolulu, Hawaii, USA
  • 年月日: 2010-07-25
• [学会発表] An experimental study on multi-static ultra wideband radar imaging with SEABED and synthetic aperture (2010)
  • 著者名/発表者名: Takuya Sakamoto, Toru Sato, Anthony Cresp, Ioannis Aliferis, Jean-Yves Dauvignac and Christian Picho
  • 学会等名: The 26th International Review of Progress in Applied Computational Electromagnetics, in conjuction with RFIDay 2010
  • 発表場所: Tampere, Finland
  • 年月日: 2010-04-25
• [学会発表] A method of estimating a room shape with a single antenna in a multipath environment (2010)
  • 著者名/発表者名: Takuya Sakamoto and Toru Sato
  • 学会等名: Proceedings of the Fourth European Conference on Antennas and Propagation, 2010
  • 発表場所: Barcelona, Spain
  • 年月日: 2010-04-12
• [学会発表] Super-resolution UWB radar imaging algorithm based on extended Capon with reference signal optimization (2010)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto and Toru Sato
  • 学会等名: Proceedings of the Fourth European Conference on Antennas and Propagation (EuCAP), 2010
  • 発表場所: Barcelona, Spain
  • 年月日: 2010-04-12
• [学会発表] A Novel UWB Radar 2-D Imaging Method with a Small Number of Antennas for Targets with Arbitrary Shapes and Motion (2009)
  • 著者名/発表者名: Takuya Sakamoto, Yuji Matsuki and Toru Sato
  • 学会等名: 2009 IEEE International Conference on Ultra-WideBand (ICUWB2009)
  • 発表場所: Vancouver, Canada
  • 年月日: 2009-09-09
• [学会発表] Experimental study of shadow region imaging algorithm with multiple scattered waves for UWB radars (2009)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto and Toru Sato
  • 学会等名: Progress in Electromagnetics Research Symposium
  • 発表場所: Moscow, Russia
  • 年月日: 2009-08-18
• [学会発表] Experimental study on high resolution techniques for high-speed imaging of human bodies (2009)
  • 著者名/発表者名: Takuya Sakamoto, Hirofumi Taki and Toru Sato
  • 学会等名: Progress in Electromagnetics Research Symposium
  • 発表場所: Moscow, Russia
  • 年月日: 2009-08-18
• [学会発表] Shadow region imaging algorithm with aperture synthesis of multiple scattered waves for UWB radars (2009)
  • 著者名/発表者名: Shouhei Kidera, Takuya Sakamoto, and Toru Sato
  • 学会等名: IEEE AP-S International Symposium 2009
  • 発表場所: Charleston, SC, USA
  • 年月日: 2009-06-01