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Technical Committee on Ultrasonics (US)
Chair: Hikaru Miura (Nihon Univ.)
Vice Chair: Jun Kondo (Shizuoka Univ.), Yoshikazu Koike (Shibaura Inst. of Tech.)
Secretary: Daisuke Koyama (Doshisha Univ.), Mototaka Arakawa (Tohoku Univ.)
Assistant: Shinnosuke Hirata (Tokyo Inst. of Tech.)

DATE:
Mon, Feb 22, 2021 13:00 - 18:05

PLACE:
on line

TOPICS:

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Mon, Feb 22 PM (13:00 - 18:05)
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(1) 13:00 - 13:25
Development of truncated cone shaped reflective plate type aerial ultrasonic source using planar reflective plate
Shinnosuke Uchiyama, Takuya Asami, Hikaru Miura (Nihon Univ.)

(2) 13:25 - 13:50
Sound Emission Characteristics of Compact Circular Vibrating Plate Type Ultrasonic Source with an Arched Strut
Hiroki Monzen, Takuya Asami, Hikaru Miura (Nihon Univ.)

(3) 13:50 - 14:15
Investigation of ultrasound emitter diameter and suppression of grating lobe of an airborne ultrasound phased array
Kyosuke Shimizu, Ayumu Osumi, Youichi Ito (Nihon Univ.)

----- Break ( 15 min. ) -----

(4) 14:30 - 14:55
Shape classification by SVM and reflection waveform evaluation by FDTD simulation
-- Consideration on shape recognition by bat echolocation --
Yusho Uemura, Yu Teshima, Takao Tsuchiya, Shizuko Hiryu (Doshisha Univ.)

(5) 14:55 - 15:20
Effects from motions of carotid artery along the elevation direction in measurement of the 2D displacement
Ryo Nagaoka, Michiya Mozumi, Masaaki Omura, Hideyuki Hasegawa (Toyama Univ.)

(6) 15:20 - 15:45
Detecting Diseases Using Korotkoff Sound Analysis
-- - Examples of signal processing and statistical analysis - --
Hitoshi Takagi, Tsuneyoshi Sugimoto, Motoaki Sano, Fumiyo Katayama (Toin Univ)

(7) 15:45 - 16:10
Study on normalized spectral entropy in defect detection of noncontact acoustic inspection
Kazuko Sugimoto, Tsuneyoshi Sugimoto (Toin Univ. of Yokohama)

----- Break ( 15 min. ) -----

(8) 16:25 - 16:50
Inverse wave analysis for crack opening displacement using sparse modeling
Sohichi Hirose, Ayumi Wakita (Tokyo Tech)

(9) 16:50 - 17:15
Theoretical and experimental investigations of surface and whispering gallery waves propagating in circumferential direction of solid cylinder
Hideo Nishino (Tokushima Univ.)

(10) 17:15 - 17:40
Theoretical model for ultrasound received via a thin layer and its application
Hironori Tohmyoh (Tohoku Univ.)

(11) 17:40 - 18:05
Detection method of waterdrops on steel plate using ultrasonic oscillation
Tomonori Kimura (MELCO), Akihiro Sakamoto (RSEC)

# Information for speakers
General Talk will have 20 minutes for presentation and 5 minutes for discussion.

# CONFERENCE SPONSORS:
- This conference is co-sponsored by ASJ；Technical Committee on Ultrasonic and Underwater Acoustics, IEEE UFFC Society Japan Chapter.

=== Technical Committee on Ultrasonics (US) ===
# FUTURE SCHEDULE:

Wed, Mar 3, 2021 - Thu, Mar 4, 2021: Online [Mon, Jan 18], Topics: Speech, Engineering/Electro Acoustics, Signal Processing, Ultrasonics, and Related Topics
Mon, May 17, 2021: Online [Mon, Mar 15]

# SECRETARY:
Daisuke Koyama (Doshisha Univ.)
TEL: 0774-65-6300
E-mail: d