Events
Master's thesis presentation (Aug. 5, 2020)
Yuki Tezuka participated in the Master's thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Yuki Tezuka and Shinji Ohyama |
Reconstruction of temperature distribution using Voronoi tessellation with ultrasonic CT corresponding to flexible arrangement of element |
YSEP presentation (Aug. 4, 2020)
Havard Mo Vaadal participated in the YSEP presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Havard Mo Vaadal and Shinji Ohyama |
Time-of-flight estimation for multipath signal using Vernier effect and M-sequential code |
Master's thesis presentation (Feb. 5, 2020)
Kouta Kizaki and Takuya Nakazawa and Kohei Yasumoto participated in the Master's thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Kouta Kizaki and Shinji Ohyama |
High-resolution TOF Measurement Between Asynchronous Nodes Based on Vernier Effect |
・Takuya Nakazawa and Shinji Ohyama |
Study on indoor Office Worker Localization Using Floor Vibration Signal |
・Kohei Yasumoto and Shinji Ohyama |
Advancement of Flexible Ultrasonic CT for Indoor Temperature Distribution Measurement |
Graduation thesis presentation (Jan. 22, 2020)
Kazuki Kugai participated in the Graduation thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Kazuki Kugai and Shinji Ohyama |
Measurement of Phase Difference Using Signal Synchronization by PLL for Flexible Type Ultrasonic CT |
Paper publication(Dec, 2019)
The paper by Kouta Kizaki and Shinji Ohyama was published in December 2019 issue of Transactions of the Society of Instrument and Control Engineers. (Vol.55, No.12, pp.830-838)
■Paper Title
・Kouta Kizaki and Shinji Ohyama |
High-resolution TOF Measurement Using M-sequence Code Based on Vernier Effect |
35th Sensing Forum, SICE(Aug. 29~30, 2019)
Jun Fukushima participated in the 36th Sensing Forum at Keio University.
■Presentation Title
・Jun Fukushima, Shinji Ohyama |
Speaker’s Localization in Meeting Using Speech Sound |
Graduation thesis presentation (Jul. 16, 2019)
Tokio Inoue participated in the Graduation thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Tokio Inoue and Shinji Ohyama |
Estimating Duration Time of Speeking and Multipul Speaker's Localization Using Voice Sound Signal |
Graduation thesis presentation (Feb. 20, 2019)
Jun Fukushima participated in the Graduation thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Jun Fukushima and Shinji Ohyama |
Speaker's Localization in Meeting Using Speech Sound |
Master's thesis presentation (Feb. 5, 2019)
Toshiki Nakamura and Moritaka Miyahira participated in the Master's thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Toshiki Nakamura and Shinji Ohyama |
Accurate Reconstruction Using Heat Source Position Estimation for Flexible Element Arrangement Ultrasonic CT |
・Moritaka Miyahira and Shinji Ohyama |
Wide Ranging and High Accuracy Measurement for Acoustic CT System |
SICE Annual Conference 2018(Sep. 12, 2018)
Kouta Kizaki participated in the SICE Annual Conference 2018 at Nara Kasugano International Forum, JAPAN.
■Presentation Title
・Kouta Kizaki and Shinji Ohyama |
Accurate TOF Measurement Using M-sequence Code Based on Vernier Effect |
35th Sensing Forum, SICE(Aug. 30~31, 2018)
Kouta Kizaki and Kohei Yasumoto participated in the 35th Sensing Forum at Yamaguchi University.
■Presentation Title
・Kouta Kizaki, Shinji Ohyama |
Accuracy Improvement Based on Vernier Effect of TOF Measurement Using M-sequential Code |
・Kohei Yasumoto, Shinji Ohyama |
Projection Data Acquisition Method for Ultrasonic CT Using Sensor Network |
The Japan Society of Mechanical Engineers Miura Award(Mar. 26, 2018)
Tsubasa Hasumi received the Miura Award from The Japan Society of Mechanical Engineers in completing the master's program of the Tokyo Institute of Technology Department of Systems and Control Engineering.
Graduation thesis presentation (Feb. 20, 2018)
Kouta Kizaki, Takuya Nakazawa, and Kouhei Yasumoto participated in the Graduation thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Kouta Kizaki and Shinji Ohyama |
Accurate TOF Measurement Using M-sequential Code Based on Vernier Effect |
・Takuya Nakamura and Shinji Ohyama |
Development of Floor Vibration Sensor for Office Worker Localization |
・Kouhei Yasumoto and Shinji Ohyama |
Study on Measurement of Propagation Time Difference in Flexible Type Ultrasonic CT |
Master's thesis presentation (Feb. 10, 2018)
Hiroki Kaneko, Fumiya Tsukahara, and Tsubasa Hasumi participated in the Master's thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Hiroki Kaneko and Shinji Ohyama |
Signal Processing Including Modulation and Demodulation for RF ToF Measurement based on Vernier Effect |
・Fumiya Tsukahara and Shinji Ohyama |
Accurate Reconstruction Using Radial Basis Function for Flexible Element Arrangement Ultrasonic CT |
・Tsubasa Hasumi and Shinji Ohyama |
Footstep localization based on first sound frame searching in environment with obstacle |
Laboratory visit(Feb. 1, 2018)
Kumoh National Institute of Technology teachers and students visited our labooratory.
Paper publication(Dec, 2017)
The paper by Shun Tsunasawa and Shinji Ohyama was published in December 2017 issue of Transactions of the Society of Instrument and Control Engineers. (Vol.53, No.12, pp.644-653)
■Paper Title
・Shun Tsunasawa and Shinji Ohyama |
Multi-speaker Localization and Tracking Based on TAOD Derived from Multi-frame CSP Coefficient |
SICE Annual Conference 2017(Sep. 21, 2017)
Toshiki Nakamura participated in the SICE Annual Conference 2017 at Kanazawa University, JAPAN.
■Presentation Title
・Toshiki Nakamura and Shinji Ohyama |
Accurate Reconstruction of Temperature Distribution with Flexible Element Arrangement Ultrasonic CT |
Sensing Forum Young Author Award, and Best Poster Award(Sep. 1, 2017)
Hasumi Tsubasa won the Young Author Award and Best Poster Award, the 34th Sensing Forum, Kumamoto University.
■Presentation Title (Young Author Award)
・Tsubasa Hasumi, Shun Tsunasawa and Shinji Ohyama |
Multiple Sound Source Localization and Tracking Using Speech and Footsteps |
・Tsubasa Hasumi and Shinji Ohyama |
Person Localization Using Acoustic Signals in Authentic Environment |
34th Sensing Forum, SICE(Sep. 1, 2017)
Toshiki Nakamura participated in the 34th Sensing Forum at Kumamoto University.
■Presentation Title
・Toshiki Nakamura, Shinji Ohyama |
Accurate reconstruction of temperature distribution with square type ultrasonic CT |
Graduation thesis presentation (Feb. 21, 2017)
Katsuto Ohkubo, Toshiki Nakamura, and Moritaka Miyahira participated in the Graduation thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Katsuto Ohkubo and Shinji Ohyama |
Influence of Obstacles and Its Countermeasures for Sound Source Localization Based on TDOA Estimation |
・Toshiki Nakamura and Shinji Ohyama |
Accurate reconstruction of temperature distribution with flexible element arrangement ultrasonic CT |
・Moritaka Miyahira and Shinji Ohyama |
Application of TOF Measurement by Combining M-sequential Signal and Vernier Effect to Laser Range Finder |
Master's thesis presentation (Feb. 13, 2017)
Hirofumi Nonoguchi participated in the Master's thesis presentation at Tokyo Institute of Technolpgy.
■Presentation Title
・Hirofumi Nonoguchi and Shinji Ohyama |
Study on Construction of Flexible Acoustic CT System |
SICE Annual Conference 2016(Sep. 23, 2016)
Yusuke Morishima participated in the SICE Annual Conference 2016 at Tsukuba International Congress Center, Tsukuba, JAPAN.
■Presentation Title
・Yusuke Morishima, Hirofumi Nonoguchi and Shinji Ohyama |
Ultrasonic TOF Measurement with Wide Measuring Range for Acoustic CT System Based on Vernier Effect |
Sensing Forum Young Author Award, SICE(Sep. 2, 2016)
Shun Tsunasawa received Young Author Award at the 32nd Sensing Forum, SICE (2015)
.
■Presentation Title
・Shun Tsunasawa, Suguru Fujimura, Shinji Ohyama |
Person Tracking Using Acoustic Signals in Indoor Environment |
33rd Sensing Forum, SICE(Sep. 2, 2016)
Hiroki Kaneko, Fumiya Tsukahara, and Tsubasa Hasumi participated in the 33rd Sensing Forum at Kindai University.
■Presentation Title
・Hiroki Kaneko, Shinji Ohyama |
Precise RF Time of Flight Measurement based on Combination of Vernier Effect and M-sequential Code |
・Fumiya Tsukahara,Shinji Ohyama |
High Accuracy Pedestrian Dead Reckoning based on Combination of Gyroscopes and Magnetic Sensors |
・Tsubasa Hasumi, Shun Tsunasawa, Shinji Ohyama |
Multiple Sound Source Localization and Tracking Using Speech and Footsteps |