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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2024-02-27 15:50 |
Tokyo | Tokyo Metropolitan Industrial Technology Research Institute (TIRI) | Improvement of time reversal acoustic focusing applied with modulated signal Ayumu Takahashi, Hideyuki Nomura (UEC)  US2023-79 |
Time reversal focusing uses multiple transducers in non-destructive testing. Although focusing efficiency decreases, a s... [more] | US2023-79 pp.29-31 |
| EMT, IEE-EMT | 2023-11-09 13:30 |
Yamaguchi | Kaikyo Messe Shimonoseki | Time-Division Parallel EM Analysis Using Time Reversal FDTD Method Hayato Sueyoshi, Seiya Kishimoto, Shinichiro Ohnuki (Nihon Univ.) EMT2023-67 |
The FDTD method, which is widely used in electromagnetic field analysis, has stability conditions in numerical calculati... [more] | EMT2023-67 pp.27-31 |
| NS, IN, CS, NV (Joint) |
2023-09-07 13:00 |
Miyagi | Tohoku University (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Challenges and Measures for Acoustic Detection and Underwater Communications in Extremely Shallow Waters Kazuhiko Ohta (KIT) NS2023-50 IN2023-28 CS2023-59 |
Recently, offshore wind turbines are promoted in coastal areas, however concerns arise regarding how much sound radiated... [more] | NS2023-50 IN2023-28 CS2023-59 pp.1-4 |
| AP, SANE, SAT (Joint) |
2022-07-27 15:30 |
Hokkaido | Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
Time Reversal Algorithm Position Estimation of Cylindrical Target/s Using Direct Path and Multipath Cross-correlation Hanns Christian Jaurigue Chua, Keizo Cho, Hiroaki Nakabayashi, Koji Suizu (Chiba Inst. of Tech) AP2022-43 |
This research proposes the usage of the time-reversal algorithm to estimate one and two passive thin cylindrical targets... [more] | AP2022-43 pp.50-55 |
| QIT (2nd) |
2020-12-11 15:40 |
Online | Online | Thermodynamic Reverse Bounds for General Open Quantum Processes Francesco Buscemi, Daichi Fujiwara, Naoki Mitsui, Marcello Rotondo (Nagoya Univ.) |
Various quantum thermodynamic bounds are shown to stem from a single tighter and more general inequality, consequence of... [more] | |
| SP, EA, SIP | 2020-03-02 13:00 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
Data augmentation for ASR system by using locally time-reversed speech
-- Temporal inversion of feature sequence -- Takanori Ashihara, Tomohiro Tanaka, Takafumi Moriya, Ryo Masumura, Yusuke Shinohara, Makio Kashino (NTT) EA2019-110 SIP2019-112 SP2019-59 |
Data augmentation is one of the techniques to mitigate overfitting and improve robustness against several acoustic varia... [more] | EA2019-110 SIP2019-112 SP2019-59 pp.53-58 |
| AP, RCS (Joint) |
2019-11-22 15:05 |
Saga | Saga Univ. | [Invited Lecture]
Study on Underwater Acoustic Communication using Time-Reversal DFE
-- Application for MIMO and Multiuser Communication -- Takuya Shimura, Mitsuyasu Deguchi, Yukihiro Kida, Yoshitakawa Watanabe (JAMSTEC) AP2019-139 RCS2019-234 |
In underwater acoustic communication, effects of multipath interferences and Doppler shift are much larger than those in... [more] | AP2019-139 RCS2019-234 pp.181-186(AP), pp.175-180(RCS) |
| US | 2019-08-28 15:45 |
Tokyo | Research and Development of High-Rate Underwater Acoustic Communication
-- Research on Time-Reversal MIMO Acoustic Communication and Development of Acoustic Communication System for Manned Submersible SHINKAI6500 -- Takuya Shimura, Mitsuyasu Deguchi, Yukihiro Kida, Yoshitaka Watanabe (JAMSTEC) US2019-43 |
In underwater acoustic communication, effects of multipath interferences and Doppler shift are much larger than those in... [more] | US2019-43 pp.33-38 |
|
| WPT (2nd) |
2018-11-02 - 2018-11-04 |
Miyagi | Tohoku University | Study on the wireless power transfer in multi-reflection environment based on time reversal Huiqing Zhai, Lina Wang, Dong Yang, Kun Xue (Xidian Univ.) |
Wireless energy transmission in complex multi-reflection improvement environment is a hot topic at present, specially in... [more] | |
| US | 2018-02-19 15:20 |
Tokyo | Effect of multiple reflection on single-element time reversal focusing Takahashi Tomoaki, Kai Iwai, Hideyuki Nomura (UEC) US2017-117 |
Time reversal (TR) sound source using a single-element transducer installed in a cavity with an aperture focuses sound w... [more] | US2017-117 pp.31-35 |
|
| US, EA (Joint) |
2018-01-23 13:00 |
Osaka | [Poster Presentation]
Control of ultrasound propagation in cortical bone using time reversal technique Koki Takano, Masaya Saeki (Doshisha Univ.), Yoshiki Nagatani (Kobe City Coll. Tech.), Matsukawa Mami (Doshisha Univ.) US2017-86 |
Recently, the Low Intensity Pulsed Ultrasound (LIPUS) has been attracting attention for the healing of bone fractures. U... [more] | US2017-86 pp.23-27 |
|
| MW, EMCJ, EST, IEE-EMC [detail] | 2017-10-20 10:45 |
Akita | Yupopo | A Simple Design of 2.45GHz Class-F Time-Reversal Rectifier Using Linear Theory Fuminori Myojin, Yohtaro Umeda (TUS) EMCJ2017-46 MW2017-98 EST2017-61 |
In this paper, a theoretical design of class-F time-reversal rectifier is proposed. By considering phase and amplitude o... [more] | EMCJ2017-46 MW2017-98 EST2017-61 pp.111-116 |
| US | 2017-08-31 13:50 |
Kanagawa | Research on time reversal underwater acoustic communication
-- Application for spatial division multiplexing in comparison with OFDM -- Takuya Shimura, Yukihiro Kida, Mitsuyasu Deguchi (JAMSTEC) US2017-52 |
Time reversal is an effective method for channel equalization in underwater acoustic communication. Its temporal and spa... [more] | US2017-52 pp.31-36 |
|
| QIT (2nd) |
2017-05-30 16:10 |
Kyoto | Ritesumeikan University, Suzaku Campus | Classical observation of a focused beam spot beyond the diffraction limit by using the time-reversal symmetry of quantum mechanics Kazuhisa Ogawa (Hokkaido Univ.), Hirokazu Kobayashi (Kochi Univ. of Tech.), Akihisa Tomita (Hokkaido Univ.) |
The position-wavenumber entanglement in entangled photon pairs is the basis for various quantum-optical phenomena. By... [more] |
|
| US | 2015-11-09 15:15 |
Aichi | Nagoya Ekimae Office for Inovation hub, AIST | Non-contact ultrasonic imaging system using time reversal Hirotaka Saitoh, Hideyuki Nomura (UEC) US2015-70 |
Ultrasonic imaging using a pulse echo is decreasing azimuth resolution and probe of device must contact with target. In ... [more] | US2015-70 pp.29-34 |
| US | 2015-02-27 14:50 |
Kanagawa | IHI Yokohama | Sound source with variable focus using time reversal Hiroki Moriya, Hirotaka Saitoh, Hideyuki Nomura (UEC) US2014-99 |
Sound focusing is important in medicine and non destructive testing. For this purpose, acoustic lenses and beam forming ... [more] | US2014-99 pp.29-34 |
| US | 2014-10-22 13:50 |
Shizuoka | Shizuoka Univ., Hamamatsu Campus | Examination of damage position diagnosis using digital imaging method Taiki Goto, Yasuhisa Hayashi (Shizuoka Univ.) US2014-51 |
By performing time reversal process using a pair of piezoelectric transducer mounted on an aluminum thin plate, it is po... [more] | US2014-51 pp.13-17 |
| US | 2013-10-09 13:30 |
Aichi | AIST Chubu | Detection of Plastic Deformation in Aluminum Plate by Hybrid-Time Reversal Method Taishi Nomura, Yasuhisa Hayashi (Shizuoka Univ.) US2013-47 |
It was confirmed that the reconstructed signal and the input signal is in good agreement where it confirmed the principl... [more] | US2013-47 pp.1-5 |
| MBE, NC (Joint) |
2013-03-15 13:45 |
Tokyo | Tamagawa University | Experimental study for imaging through scattering medium by time reversal method using phase conjugate optics Shun Yokota, Takeshi Namita, Yuji Kato, Koichi Shimizu (Hokkaido Univ.) MBE2012-121 |
The absorption at a specific position inside a turbid medium can be measured by back-propagating the scattered light usi... [more] | MBE2012-121 pp.173-177 |
| AP, SAT (Joint) |
2012-07-25 11:00 |
Hokkaido | Hokkaido Univ. | Sequential Gating Processing for Time-Reversal MUSIC Heedong Choi, Yasutaka Ogawa, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.) AP2012-33 |
Time-reversal (TR) approach with multiple signal classification (MUSIC) has been developed for a remote sensing sy... [more] | AP2012-33 pp.17-22 |
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