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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 | 2012-12-18 14:10 |
Kanagawa | Suzukakedai Campus, Tokyo Institute of Technology | Estimation of scatterer density of lymph node by statistical analysis of RF signal Kosuke Fujita, Wu Wenli (Chiba Univ.), Jonathan Mamou (Riverside R), Tatsuya Higuchi, Hiroyuki Hachiya (Tokyo Tech), Tadashi Yamaguchi (Chiba Univ.) US2012-82 |
We have presented analysis method of echo signal for the purpose of the quantitative estimation of the liver fibrosis. I... [more] | US2012-82 pp.11-16 |
| US | 2012-08-27 15:30 |
Overseas | Pukyong National University | [Invited Talk]
Estimation of stability of acoustic reciprocal transmission in deep and coastal waters Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2012-42 |
[more] | US2012-42 pp.41-46 |
| US | 2012-04-25 14:00 |
Tokyo | Nihon Univ. | Coded signal pair for simultaneous ultrasound transmission for high-speed acoustic imaging Takehiro Hayashi, Jun-ya Takayama, Hiroyuki Hachiya (Tokyo Tech.) US2012-3 |
[more] | US2012-3 pp.11-16 |
| US | 2012-02-23 14:00 |
Tokyo | GE Healthcare Japan | Precision acoustic measurement of small movement on objects behind cloths using coded signal Kotaro Hoshiba, Jun-ya Takayama, Hiroyuki Hachiya (Tokyo Tech) US2011-109 |
[more] | US2011-109 pp.29-34 |
| EA, US (Joint) |
2012-01-27 10:15 |
Osaka | Kansai Univ. | Comparison of amplitude distribution models for ultrasonic echo from tissues Tatsuya Higuchi, Wataru Yasuhara, Hiroyuki Hachiya (Tokyo Tech.) US2011-96 |
[more] | US2011-96 pp.59-64 |
| US | 2011-05-24 15:40 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Acoustic detection of objects with small movement behind cloths Kotaro Hoshiba, Ryosuke Fukushima, Jun-ya Takayama, Hiroyuki Hachiya (Tokyo Tech.) US2011-12 |
To realize non-contact sensing of clothed person’s breathing and heart rate using airborne ultrasound,we estimated the s... [more] | US2011-12 pp.25-30 |
| US | 2011-02-21 10:10 |
Ibaraki | Accuracy analysis of echo amplitude distribution model for fibrotic liver Yu Igarashi (Tokyo Inst. of Tech.), Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2010-113 |
We have presented a new analysis method of the echo signal for the purpose of the quantitative estimation of the liver f... [more] | US2010-113 pp.7-12 |
|
| EA, US (Joint) |
2011-01-20 16:30 |
Kyoto | Doshisha Univ. | Vibration measurement on a human target using airborne ultrasound Ryosuke Fukushima, Jun-ya Takayama, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2010-102 EA2010-115 |
[more] | US2010-102 EA2010-115 pp.59-64 |
| US | 2010-10-19 15:15 |
Tokyo | Nihon Univ. | Evaluation of quantitative tissue characterization method using a simulation technique of the scatterer distribution in diseased liver Wataru Yasuhara, Yu Igarashi (Tokyo Tech.), Tadashi Yamaguchi (Chiba univ.), Hiroyuki Hachiya (Tokyo Tech.) US2010-74 |
[more] | US2010-74 pp.23-28 |
| US | 2010-06-24 10:50 |
Tokyo | Acoustic imaging using a simultaneous transmission of M-sequence signals with inter-code interference cancellation Kazunori Ogasawara, Jun-ya Takayama, Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2010-18 |
[more] | US2010-18 pp.25-30 |
|
| US | 2010-06-24 13:50 |
Tokyo | Verification of the Safety of The Ultrasonically Activated Scalpel Based on the Oscillation Characteristic of the blade Ryo Narisawa, Tadashi Yamaguchi, Hideki Hayashi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. Tech.) US2010-23 |
Ultrasonically activated scalpel is used widely in laparoscope-assisted surgery, but it is concerned that it may damage ... [more] | US2010-23 pp.53-58 |
|
| US | 2010-05-20 16:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Measurement of frequency characteristics of sound speed and attenuation in underground with ground water Takeshi Nishiyama, Hiroyuki Hachiya (Tokyo Tech), Hiromichi Miyazaki, Takahiro Kondoh, Michio Matsumoto (Taisei Corp.) US2010-13 |
Underground constructions like tunnel need to measure current position for alignment checks. We are trying to measure th... [more] | US2010-13 pp.31-36 |
| US | 2010-02-24 10:50 |
Tokyo | TOKYO KEIKI INC. | A New Three-Dimensional Model of the Scatterer Distribution in Diseased Liver Wataru Yasuhara, Yu Igarashi (Tokyo Inst. of Tech.), Tadashi Yamaguchi (Chiba Univ.), Hiroyuki Hachiya (Tokyo Inst. of Tech.) US2009-113 |
[more] | US2009-113 pp.9-14 |
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