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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA | 2023-05-25 15:00 |
Online | Online | [Invited Talk]
Sound-field measurement using optical technologies Kenji Ishikawa (NTT)  EA2023-3 |
Optical sound field measurement is being investigated as a technology that can realize high spatial resolution imaging a... [more] | EA2023-3 pp.15-20 |
| US | 2022-11-29 16:10 |
Toyama | Consortium of universities in toyama | Approximation of blood flow velocity profile to pulsatile flow model for ultrasonic measurement of wall shear stress in stenotic site Michiya Mozumi, Masaaki Omura, Ryo Nagaoka, Hideyuki Hasegawa (Univ. of Toyama) US2022-49 |
Wall shear stress (WSS) contains useful information for diagnosis of vascular diseases. The WSS estimated by ultrasound ... [more] | US2022-49 pp.28-32 |
| OFT | 2021-10-14 10:30 |
Online | Online | [Poster Presentation]
World-fastest operation of OCDR without spatial resolution deterioration Tomoya Miyamae, Zhu Guangtao, Takaki Kiyozumi (YNU), Kohei Noda (Tokyo Tech/YNU), Heeyoung Lee (SIT), Kentaro Nakamura (Tokyo Tech), Yosuke Mizuno (YNU) OFT2021-23 |
Recent rapid growth of optical fiber communication has led to a significant demand for health monitoring technology of o... [more] | OFT2021-23 pp.9-12 |
| US | 2021-09-24 16:00 |
Online | Online | Fast scanning photoacoustic microscopy using MEMS mirror
-- With a correction method of image distortion derived by high-speed mirror scanning -- Ryo Shintate (Tohoku Univ.), Chulhong Kim (POSTECH), Yoshifumi Saijo (Tohoku Univ.) US2021-39 |
While photoacoustic microscopy (PAM) obtains high spatial resolution, the conventional mechanical scanning method requir... [more] | US2021-39 pp.28-33 |
| OFT, ITE-BCT, OCS, IEE-CMN [detail] | 2020-11-13 16:10 |
Online | Online | Commercialization of real-time distributed acoustic fiber optic sensing (DAS) utilizing chirped pulse Kinzo Kishida, Artur Guzik, Li Ttken, Nishiguchi Kenichi, Daiji Azuma (Neubrex), Qingwen Liu, Zuyuan He (SJTU) OFT2020-44 |
Distributed Acoustic Sensing (DAS) in optical fibers detects dynamic strain or sound waves by measuring the phase change... [more] | OFT2020-44 pp.39-44 |
| MBE, NC (Joint) |
2018-03-14 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Hierarchical quaternion neural networks with self-organizing codebook for unsupervised PolSAR land classification Hyunsoo Kim, Akira Hirose (Tokyo Univ.) NC2017-88 |
We propose a self-organizing codebook-based hierarchical polarization feature vector generation to realize an unsupervis... [more] | NC2017-88 pp.121-126 |
| SCE | 2016-08-08 11:20 |
Saitama | Saitama Univ. (Omiya sonic city) | Development of the radiation detector array using high-temperature superconductor Ritsuki Kubota, Naruse Masato, Taino Tohru, Myoren Hiroaki (Saitama Univ.) SCE2016-14 |
We have been developing a radiation detector with high spatial resolution and wide detection area to examine the biologi... [more] | SCE2016-14 pp.13-17 |
| MI | 2016-01-19 15:34 |
Okinawa | Bunka Tenbusu Kan | Improvement of Spatial Resolution and Quantitative Accuracy in MRI Quantitative Susceptibility Mapping for Investigating Neurodegenerative Diseases and Cerebral Functions. Yuya Umemoto, Tomohiro Ueno, Shin-ichi Urayama, Toshihiko Aso, Hidenao Fukuyama, Naozo Sugimoto (Kyoto Univ.) MI2015-101 |
Quantitative Susceptibility Mapping (QSM) can quantify iron accumulation in a brain tissue and cerebral venous oxygen sa... [more] | MI2015-101 pp.131-134 |
| IMQ | 2015-11-27 14:15 |
Kyoto | Synthesis of high spatial resolution images by integration of high frame-rate images based on high precision motion estimation Tetsu Matsuzaki, Danya Sugai, Takayuki Hamamoto (Tokyo Univ. of Science) IMQ2015-20 |
Recently, the pixel pitch of image sensor is approaching diffraction limit of lens, and it is impossible to improve spat... [more] | IMQ2015-20 pp.1-4 |
|
| OFT, PEM (Joint) |
2015-05-21 14:00 |
Ishikawa | Study on a nanosize light-probe with a dielectric slot-waveguide Makoto Tsubokawa, Deqing Kong (Waseda Univ.) OFT2015-3 |
A new design for a nanosize light-probe with a slot-waveguide structure has been evaluated by a finite-difference time-d... [more] | OFT2015-3 pp.11-16 |
|
| IMQ | 2014-10-24 14:50 |
Kyoto | Matsugasaki Campus, Kyoto Institute of Technology | Improvement of spatial resolution by integration of high frame rate images based on high-precision motion estimation Tetsu Matsuzaki, Shota Fujii, Danya Sugai, Takayuki Hamamoto (Tokyo Univ. of Science) IMQ2014-14 |
Recently, the study of improvement of spatial resolution is one of major themes. Above all, we have been investigating t... [more] | IMQ2014-14 pp.13-17 |
| MI | 2014-01-27 13:30 |
Okinawa | Bunka Tenbusu Kan | Development of high-resolution full-digital detector using multi-anode PMTs for high-resolution brain SPECT Kazuya Gaku (NAIST), Tsutomu Zeniya (NCVC), Yoshiyuki Hirano (NIRS), Yuki Takai (NAIST), Yuki Hori, Tetsuaki Moriguchi, Kazuhiro Koshino (NCVC), Tetsuo Sato, Shigehiko Kanaya (NAIST), Hidehiro Iida (NCVC) MI2013-107 |
Spatial resolution of conventional SPECT system is poor (approximately 10 mm), while we are developing brain SPECT syste... [more] | MI2013-107 pp.275-280 |
| US | 2013-09-12 13:00 |
Miyagi | Tohoku University | Comparison of spatial resolutions of parallel beamforming and diffraction tomography in high frame rate ultrasonic imaging Hideyuki Hasegawa, Hiroshi Kanai (Tohoku Univ.) US2013-40 |
Echocardiography is a predominant modality for diagnosis of the heart by non-invasive and real-time observation of cross... [more] | US2013-40 pp.1-5 |
| PEM (2nd) |
2013-06-27 - 2013-06-28 |
Hokkaido | Hokkaido Univ. | [Invited Talk]
TBA Kunihiko Hidaka (Tokyo Univ.) |
The electro-optic sensors for measuring electrical environment have the advantages of offering less field distortion and... [more] | |
| ITE-BCT, IPSJ-AVM, CS, IE [detail] | 2012-12-07 09:55 |
Fukui | Fukuisi-chiiki-kouryu-plaza | High Accuracy Motion Estimation based on Gradient Method using Characteristics of High Frame-rate Images Yuki Sato, Danya Sugai, Takayuki Hamamoto (Tokyo Univ. of Science) CS2012-88 IE2012-102 |
In this paper, we propose a method of high accuracy motion estimation based on the gradient method by exploiting the cha... [more] | CS2012-88 IE2012-102 pp.101-106 |
| IMQ | 2012-05-18 15:20 |
Tokyo | Tokai Univ. Takanawa Campus | Image emphasis method using high frame-rate images Danya Sugai, Hiroshi Katayama, Takayuki Hamamoto (Tokyo Univ. of Science) IMQ2012-6 |
We study the imaging system for reconstructing high-spatial resolution image using high frame-rate images from an image ... [more] | IMQ2012-6 pp.23-26 |
| MRIS, ITE-MMS | 2011-11-18 13:45 |
Tokyo | Waseda Univ. | Velocity measurements in turbulent flow in narrow gap region of a HDD model by a laser profile sensor Katsuaki Shirai (TU Dresden), Nobuo Shiga (Keio Univ.), Lars Buettner, Juergen Czarske (TU Dresden), Shinnosuke Obi (Keio Univ.) MR2011-19 |
Flow inside a hard-disk drive (HDD) was investigated using a simplified 3.5'' HDD model with shroud opening and read-and... [more] | MR2011-19 pp.1-8 |
| IMQ (2nd) |
2010-08-27 14:20 |
Toyama | Faculty of Engineering, University of Toyama | IMPROVEMENT OF SPATIAL RESOLUTION BY INTEGRATION OF HIGH-SPEED SUB-FRAME IMAGES Daisuke Kashiwagura, Kanae Matsuzaki, Takayuki Hamamoto (TUS) |
The super resolution technique based on the integration of successive frames depends on the accuracy of the motion estim... [more] | |
| OFT | 2010-05-28 10:05 |
Hiroshima | tomo-kouminkan | PPP-BOTDA system capable of in-the-field distributed fiber sensing with 2cm spatial resolution Li Che-Hsien, Tsutomu Tsuda, Artur Guzik, Miyuki Miyatake, Atushi Makita, Hirokazu Takano, Kinzo Kishida (NEUBREX) OFT2010-12 |
The paper presents enhanced Pulse-Pre-Pump Brillouin Optical Time Domain Analysis (PPP-BOTDA) method, capable of achievi... [more] | OFT2010-12 pp.57-62 |
| MI | 2010-01-29 11:40 |
Okinawa | Naha-Bunka-Tenbusu | [Poster Presentation]
Visualization of the medaka by 14.1T MRI microscope Shoichiro Kanayama, Wataru Kuwabara, Tomohiro Ueno, Shin-ichi Urayama, Naoya Hatano, Naozo Sugimoto, Hidenao Fukuyama (Kyoto Univ.) MI2009-143 |
We are developing MRI microscope that can take high spatial resolution images of small animals such as the medaka which ... [more] | MI2009-143 pp.361-366 |
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