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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 43  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
US 2020-09-28
09:45
Online Web Meeting Increasing ultrasonic and photoacoustic measurement accuracy of soft tissue motion and blood flow by increasing lateral modulation frequency -- Demonstration on human in vivo experiment --
Chikayoshi Sumi, Ryo Nakagawa, Kanta Ueno (Sophia Univ) US2020-29
 [more] US2020-29
pp.13-18
US 2020-07-31
14:55
Online Online Simultaneous observations of various low frequency mechanical waves using ultrasonic displacement vector observation and mechanical property estimations -- Human soft tissue phantom experiments --
Chikayoshi Sumi (Sophia Univ) US2020-17
 [more] US2020-17
pp.21-26
US 2020-05-18
15:00
Online Online Detailed precise observation, separation and synthesis of shear wave propagations using ultrasonic displacement vector observation and spatio-temporal multidimensional spectral analysis
Chikayoshi Sumi, Yusuke Kobayashi (Sophia Univ) US2020-11
 [more] US2020-11
pp.19-24
US 2019-08-28
16:10
Tokyo   Ultrasonic Fourier beamforming using curvilinear aperture arrays -- Cases in using virtual spherical and circular apertures for directly yielding echo signals in discrete Cartesian coordinate system --
Chikayoshi Sumi (Sophia Univ) US2019-44
 [more] US2019-44
pp.39-44
US 2019-07-29
16:35
Hokkaido   Effects of median filtering for vectorial/tensor Doppler imaging of in vivo blood flow and surrounding soft tissues using ultrasound echo and photoacoustics
Chikayoshi Sumi (Sophia Univ) US2019-36
 [more] US2019-36
pp.45-50
US 2019-05-20
16:40
Tokyo   Simultaneous vectorial Doppler imaging of in vivo blood flow and surrounding soft tissues using ultrasound echo and photoacoustics
Chikayoshi Sumi (Sophia Univ) US2019-16
 [more] US2019-16
pp.35-40
NC, MBE
(Joint)
2019-03-04
14:40
Tokyo University of Electro Communications Vectoral Doppler observation of blood flow using photoacoustic and ultrasonic echo for human in vivo superficial wrist tissue
Chikayoshi Sumi, Rina Suzuki (Sophia Univ) MBE2018-89
 [more] MBE2018-89
pp.23-27
US 2018-10-04
16:30
Miyagi   Primary experiment for real-time photoacoustic human in vivo imaging -- Spectral estimation and mechanical measurement --
Chikayoshi Sumi (Sophia Univ.), Sato Naoto (CYBERDYNE) US2018-61
 [more] US2018-61
pp.73-76
US 2018-07-31
16:15
Kyoto   US2018-40  [more] US2018-40
pp.47-51
US 2018-05-21
16:45
Tokyo   Ultrasonic tissue displacement vector measurement based on digital demodulation method -- Coping with aliasing generated by demodulation --
Chikayoshi Sumi, Kazuki Muraoka, Reiichi Hamada (Sophia Univ) US2018-18
 [more] US2018-18
pp.41-46
US 2018-04-26
15:05
Tokyo   MAP ultrasonic human tissue displacement vector measurement and inverse filtering superresolution -- Phantom experiments --
Chikayoshi Sumi (Sophia Univ) US2018-5
 [more] US2018-5
pp.23-28
US 2017-10-05
13:50
Miyagi   Over-determined systems on human tissue displacement vector observation using ultrasonic echo technique and application of tissue displacement vector measurement to high spatial resolution echo imaging
Chikayoshi Sumi, Kaori Haruka, Reiichi Hamada, Shunsuke Shionoya, Kazuki Muraoka (Sophia Univ) US2017-58
 [more] US2017-58
pp.11-16
US 2017-05-22
16:15
Tokyo   Beamforming using phase aberration correction on the basis of cross-correlation (2nd report) -- Using correlation for determining effective aperture width and method application --
Chikayoshi Sumi, Takumi Takeda (Sophia Univ) US2017-20
 [more] US2017-20
pp.33-37
US 2016-12-12
10:30
Tokyo   Beamforming using phase aberration correction on the basis of cross-correlation (1st report)
Chikayoshi Sumi, Takumi Takeda (Sophia Univ) US2016-61
 [more] US2016-61
pp.1-6
US 2016-08-25
14:00
Tokyo Tokyo Institute of Technology, Ookayama Campus High accuracy and high speed imaging and displacement measurement using high speed beamforming and high speed signal processing (3rd report)
Chikayoshi Sumi (Sophia Univ) US2016-38
 [more] US2016-38
pp.1-6
US 2016-05-23
15:25
Tokyo Kikai-Shinko-Kaikan Bldg. High accuracy and high speed imaging and displacement measurement using high speed beamforming and high speed signal processing (2nd report)
Chikayoshi Sumi (Sophia Univ) US2016-16
 [more] US2016-16
pp.25-30
US 2016-05-23
15:50
Tokyo Kikai-Shinko-Kaikan Bldg. New superresolution for high spatial resolution imaging (2nd report) -- Imaging via linear and nonlinear processings and imaging of instantaneous phase on plane wave transmissions --
Chikayoshi Sumi (Sophia Univ.) US2016-17
 [more] US2016-17
pp.31-35
US 2016-02-29
16:10
Tokyo Instiute of Industrial Science, the University of Tokyo High accuracy and high speed ultrasonic imaging and displacement measurement using high speed beamforming and high speed signal processing
Chikayoshi Sumi (Sophia Univ) US2015-118
 [more] US2015-118
pp.55-60
US 2015-12-21
17:05
Tokyo Surugadai Campus, Nihon University Displacement vector measurement using coherent superposition of plural steered plane wave transmissions and spectral frequency division -- Agar phantom experiments --
Chikayoshi Sumi (Sophia Univ) US2015-82
 [more] US2015-82
pp.41-46
US 2015-08-24
13:50
Tokyo Tokyo Institute of Technology, Ookayama Campus New superresolution for high spatial resolution imaging -- Harmonic imaging via nonlinear processing and instantaneous phase imaging on plane wave transmissions --
Chikayoshi Sumi (Sophia Univ) US2015-40
 [more] US2015-40
pp.13-18
 Results 1 - 20 of 43  /  [Next]  
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