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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| US | 2018-08-30 13:30 |
Tokyo | Tokyo Institute of Technology | Quantitative analysis of acoustic reflection characteristics on sea surface using FDTD simulation Tomoya Tsukui, Shinichi Sawada (IHI), Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech)  US2018-41 |
Many kinds of hydro acoustic devices are used in the field of ocean development of resources and observations with AUV a... [more] | US2018-41 pp.1-6 |
| US | 2018-05-21 16:20 |
Tokyo | Consideration about evaluation method of road surface roughness by amplitude statistics of sound waves reflected from the road surface Naoki Shinoda, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2018-17 |
Spatial information measurement such as road surface measurement and road obstacle detection is useful for automatic ope... [more] | US2018-17 pp.35-40 |
|
| US | 2017-08-31 10:00 |
Kanagawa | Variability characteristics of sound reflection on sea surface with wave
-- A result of water tank experiment -- Tomoya Tsukui, Shinichi Sawada (IHI), Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2017-46 |
Various hydro acoustic devices are used in the field of ocean development of resources and observations with AUV and ASV... [more] | US2017-46 pp.1-6 |
|
| US | 2017-05-22 13:55 |
Tokyo | Non-contact measurement of body-surface displacement by breathing and heart beat using airborne acoustic images Taiki Hayashi, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2017-15 |
Today, vital signs measurement systems, in which sensors are had contact with or closed to body surface, are widely prev... [more] | US2017-15 pp.7-12 |
|
| EA, US (Joint) |
2017-01-25 10:30 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Relationship of shear wave velocity and excited vibration waveform in tissue mimicking phantom Hiroto Hasegawa, Shihei Mori, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2016-83 |
It is known shear modulus of fibrotic liver tissues becomes larger than that of normal tissues. Many approaches to evalu... [more] | US2016-83 pp.55-60 |
| EA, US (Joint) |
2017-01-26 11:20 |
Kyoto | Doshisha Univ. | Airborne ultrasonic position and velocity measurement by using two types of LPM signals and multiple moving objects tracking Haruki Chiba, Ko Sakai, Shinnosuke Hirata (Tokyo Tech), Yuichiro Orino (The University of Shiga Prefecture), Minoru K Kurosawa (Tokyo Tech) US2016-112 EA2016-80 |
Ultrasonic distance measurement with pulse-echo is based on determination of the time of flight of ultrasonic pulses. In... [more] | US2016-112 EA2016-80 pp.197-202(US), pp.73-78(EA) |
| US | 2016-08-25 14:25 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Evaluation of sound reflection characteristics on sea surface with ocean waves using the FDTD method. Tomoya Tsukui, Shinichi Sawada (IHI), Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2016-39 |
(To be available after the conference date) [more] | US2016-39 pp.7-12 |
| US, EA (Joint) |
2016-01-29 15:30 |
Osaka | Kansai University, Centenary Memorial Hall | Experimental evaluation of imaging method of liver tissues for quantitative diagnosis using a contrast phantom with three areas Minori Ohashi, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2015-104 |
[more] | US2015-104 pp.117-122 |
| US | 2015-10-09 14:00 |
Ishikawa | Kanazawa Institute of Technology | Study about multi-channelization in ultrasonic distance measurement using LFM signal coded by M-sequence Kota Yamanaka, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2015-60 |
In ultrasonic distance measurement by the pulse-echo method, the signal-to-noise ratio (S/N) of the received echo and th... [more] | US2015-60 pp.13-18 |
| US | 2015-06-19 12:55 |
Kumamoto | Kumamoto University | Estimation accuracy of quantitative diagnostic method for liver fibrosis considering nonspeckle signals in ultrasound B-mode image of clinical data Shohei Mori, Shinnosuke Hirata (Tokyo Tech), Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Tech) US2015-17 |
A quantitative diagnostic method for liver fibrosis using a multi-Rayleigh model which is a model of a probability densi... [more] | US2015-17 pp.7-12 |
| US, EA (Joint) |
2015-01-28 16:15 |
Kyoto | Doshisha Univ. | Detection of pass-through airborne ultrasound for non-contact measurement of acoustic characteristics in tissues Koichi Terashima, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech), Nobuo Niimi (NIPPON SIGMAX) US2014-81 EA2014-60 |
Ultrasonic bone assessment based on the propagation speed or attenuation characteristic of ultrasound in cancellous bone... [more] | US2014-81 EA2014-60 pp.39-43(US), pp.7-11(EA) |
| US | 2014-11-13 15:20 |
Ishikawa | Kanazawa Institute of Technology | Improvement of Doppler velocity estimation by spectrum pattern analysis of M-sequence-modulated ultrasound in noisy environments Yohei Ikari, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2014-62 |
[more] | US2014-62 pp.23-28 |
| US | 2014-06-23 14:40 |
Tokyo | Tokyo Metropolitan Univ. | Approach for quantitative liver tissue characterization based on texture analysis considering slice resolution of ultrasonic image Hiroshi Isono, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2014-20 |
As the method for quantitative liver tissue characterization, we have been focusing on texture analysis by using co-occu... [more] | US2014-20 pp.19-24 |
| EA, US (Joint) |
2014-01-27 13:00 |
Osaka | Kansai University, Centenary Memorial Hall | Position and velocity imaging of moving objects using the M-sequence modulated ultrasound Yohei Ikari, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2013-86 |
Pulse compression using M-sequence modulated signals can improve the SNR of the reflected echo and distance resolution i... [more] | US2013-86 pp.25-30 |
| US | 2013-11-11 17:15 |
Ishikawa | Kanazawa Inst. Tech. | Simulation for the effect of the beam width on quantitative estimation of liver fibrosis using ultrasonic images Shohei Mori, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2013-61 |
In order to realize quantitative diagnosis of liver fibrosis, we have been developing a method of quantitative evaluatio... [more] | US2013-61 pp.43-48 |
| US | 2013-05-27 16:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Numerical analyses using FDTD method for acoustic propagation in tissues by airborne ultrasonics Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2013-14 |
Elastic properties or tissue structure can be quantitatively evaluated by measuring the velocity or attenuation of ultra... [more] | US2013-14 pp.35-39 |
| US, EA (Joint) |
2013-01-24 11:20 |
Kyoto | Kambaikan, Doshisha Univ. | Experimental verification of measuring small movement using MTI filter and phase tracking Kotaro Hoshiba, Shinnosuke Hirata, Hiroyuki Hachiya (Tokyo Tech) US2012-90 |
Acoustic sensing has a potential that is able to obtain various information such as location, shape, material and movem... [more] |
US2012-90 pp.13-18 |
| US | 2008-02-26 15:10 |
Tokyo | Elm Hall, Ichigaya Bldg., Sharp Corp. | Experiments of ultrasonic distance measurement using cross-correlation by single-bit signal processing Shinnosuke Hirata, Minoru Kurosawa (Tokyo Tech), Takashi Katagiri (Sutekina Inc.) US2007-117 |
Ultrasonic distance measurement with the pulse-echo method is based upon the determination of the time of flight of ultr... [more] | US2007-117 pp.49-54 |
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