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Technical Committee on Ultrasonics (US)
Chair: Mami Matsukawa (Doshisha Univ.)
Vice Chair: Shinichiro Umemura (Tohoku Univ.), Yoichi Itoh (Nihon Univ.)
Secretary: Tadashi Yamaguchi (Chiba Univ.), Hideyuki Nomura (Univ. of Electro-Comm.)
Assistant: Shin-ichi Hatanaka (Univ. of Electro-Comm.)

DATE:
Mon, Aug 25, 2014 13:00 - 17:25

PLACE:

TOPICS:
Underwater Acoustics, General(Co-Organization：The Marine Acoustics Society of Japan)

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Mon, Aug 25 PM (13:00 - 17:25)
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(1) 13:00 - 13:25
Analysis of Quality Factor of Quartz-Crystal Tuning Fork in Consideration of Piezoelectric Effect
Keisuke Sugiura, Hideaki Itoh (Shinshu Univ.)

(2) 13:25 - 13:50
Doppler effects of when sound speed and sea current vary with propagation
Shokichi Tanaka (JRC/UEC), Tomoo Kamakura, Hideyuki Nomura (UEC)

(3) 13:50 - 14:15
Development of Analysis Techniques for Backscattering data using Multi Beam Echo Sounder
-- A practical realization of the wide area survey technology for marine mineral resource exploration --
Fuyuki Katase, Akira Asada, Katsunori Mizuno (Univ. of Tokyo)

(4) 14:15 - 14:40
Measurement of 3D acoustic imagery using Interferometric Synthetic Aperture Sonar
-- A practical realization of the wide area survey technology for marine mineral resource exploration --
Mitsuhiro Kojima, Akira Asada, Aritoshi Mio, Katsunori Mizuno, Tamaki Ura (Univ. of Tokyo)

(5) 14:40 - 15:05
Refraction index of phononic crystal lens influenced by structure parameter and analysis of sound field focusing by phononic crystal lens
Takenobu Tsuchiya, Kazuma Shimizu, Tetsuo Anada, Nobuyuki Endoh (Kanagawa Univ.), Sayuri Matsumoto (PARI), Kazuyoshi Mori (NDA)

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

(6) 15:20 - 15:45
Development and Practical use of Non-contact Thickness Gauging Equipment
Kazuhiro Shirai, Taketugu Hirabayashi, Sayuri Matsumoto (PARI)

(7) 15:45 - 16:10
Measurement of directivity and source level variation for sound produced by snapping shrimp gathered in Hashirimizu Port at Yokosuka
Kazuyoshi Mori, Hanako Ogasawara, Toshiaki Nakamura (NDA)

(8) 16:10 - 16:35
Ocean environmental monitoring by AUV for sound propagation analysis
Hanako Ogasawara, Kazuyoshi Mori, Toshiaki Nakamura (NDA)

(9) 16:35 - 17:00
Adaptive Impedance Matching of Piezoelectric Transducer for Underwater Acoustic Communication
Yosuke Saito, Tadashi Ebihara, Koichi Mizutani, Naoto Wakatsuki (Univ of Tsukuba), Hanako Ogasawara (NDA)

(10) 17:00 - 17:25
Excavation of baleen whale vocalization in waveform data obtained with ocean bottom seismometers off Hokkaido and Tohoku district
Ryoichi Iwase (JAMSTEC)

# 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, Marine Acoustics Society of Japan, IEEE UFFC Society Japan Chapter.

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

Mon, Sep 29, 2014: Yamagata Univ. Yonezawa Campus [Sun, Jul 20], Topics: General
Wed, Oct 22, 2014: Shizuoka Univ., Hamamatsu Campus [Thu, Aug 14], Topics: General
Thu, Nov 13, 2014: Kanazawa Institute of Technology [Wed, Sep 17], Topics: General

# SECRETARY:
Hideyuki Nomura (Univ. of Electro-Comm.)
TEL, FAX: 042-443-5166
e-mail: h