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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, US (Joint) |
2023-12-22 15:20 |
Fukuoka | [Poster Presentation]
Performance evaluation of acoustic test signals under discrete Fourier transform-based framework Hideki Kawahara (Wakayama Univ.), Kohei Yatabe (Tokyo Univ. Agriculture and Tech.), Mitsunori Mizumachi (Kyushi Inst. Tech.), Ken-Ichi Sakakibara (Health Sci. Univ. Hokkaido), Tatsuya Kitamura (Konan Univ.)  EA2023-57 |
We introduced a unified framework for impulse response measurement using popular test signals and our newly proposed one... [more] | EA2023-57 pp.49-56 |
|
| OFT, ITE-BCT, OCS, IEE-CMN [detail] | 2020-11-13 15:45 |
Online | Online | High precision shape measurement using hiigh coherence wavelength swept light soruce Takanori Saitoh (Anritsu) OFT2020-43 |
We developed a 3D shape measurement system with OFDR using a high coherence wavelength swept light source. The 3D shape ... [more] | OFT2020-43 pp.33-38 |
| OPE, OCS, LQE | 2020-10-23 15:05 |
Online | Online | [Invited Talk]
Widely tunable MEMS based high speed swept VCSEL source operating over a wide temperature for SS-OCT Mohammed Saad Khan, Changdae Keum (Santec Corporation), Nobuhiko Nishiyama (Tokyo Institute of Technology) OCS2020-18 OPE2020-41 LQE2020-21 |
We present a Micro Electro Mechanically Systems (MEMS) based tunable Vertical Cavity Surface Emitting Laser (VCSEL) for ... [more] | OCS2020-18 OPE2020-41 LQE2020-21 pp.54-56 |
| MI | 2020-01-30 09:30 |
Okinawa | OKINAWAKEN SEINENKAIKAN | Development of OCT Simulator using KTN Wavelength Swept Light Source. Masashi Nakamura, Kazumi Murata, Koichi Ogawa (Hosei Univ.) MI2019-96 |
Optical Coherence Tomography (OCT) is used to acquire tomographic images in the retina of an eye. This is an imaging dev... [more] | MI2019-96 pp.141-145 |
| LQE, OPE, CPM, EMD, R | 2019-08-23 11:25 |
Miyagi | Optical deflector parameter measurement method for high precision of optical deflection technology using wavelength swept light source and diffraction grating Masahiro Ueno, Yuichi Akage, Souichi Oka (NTT) R2019-32 EMD2019-30 CPM2019-31 OPE2019-59 LQE2019-37 |
Swept Source type LiDAR, which has vibration resistance due to the lack of mechanical parts, has attracted attention for... [more] | R2019-32 EMD2019-30 CPM2019-31 OPE2019-59 LQE2019-37 pp.61-66 |
|
| ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] | 2019-07-24 12:10 |
Kochi | Kochi University of Technology | Recording device identification based on audio distortion depending on system-on-chip Akira Nishimura (Tokyo Univ. Info. Sci.) ISEC2019-48 SITE2019-42 BioX2019-40 HWS2019-43 ICSS2019-46 EMM2019-51 |
This study addresses device-specific distortion observed in recorded audio, to identify a built-in system-on-a-chip (... [more] |
ISEC2019-48 SITE2019-42 BioX2019-40 HWS2019-43 ICSS2019-46 EMM2019-51 pp.311-316 |
| EA, US (Joint) |
2019-01-22 14:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
A study of improving method for nonstationary noise contained in a measured impulse response Wataru Kinoshita, Yutaka Kaneda (TDU) EA2018-93 |
The impulse response is an important system characteristic from which the frequency response and reverberation time of a... [more] | EA2018-93 pp.1-6 |
| EA, ASJ-H, ASJ-AA | 2018-07-24 13:00 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Effectiveness of BMN-SS impulse response measurement method for reverberation time measurement Yohei Iiyama, Yutaka Kaneda (Tokyo Denki Univ) EA2018-6 |
The reverberation time is calculated from a room impulse response. In this case, the steady power level of the noise co... [more] |
EA2018-6 pp.29-34 |
| RCS, SR, SRW (Joint) |
2018-02-28 14:10 |
Kanagawa | YRP | Channel Impulse Response Measurement Using USRP and GNU Radio Avoiding Uncertain Latency Kaito Fukushima, Mika Kamishima, Yoji Yamada (NIT, Ishikawa College) SR2017-113 |
Channel impulse response measurements are important in wireless system design. A software-defined radio equipment (PC-SD... [more] | SR2017-113 pp.9-16 |
| US | 2017-10-05 13:25 |
Miyagi | Improvement of High Frequency Ultrasound Images by Point Spread Function Obtained with Optical Coherence Tomography Naoshi Kashiwagura, Ryo Nagaoka (Tohoku Univ), Kazuto Kobayashi (HONDA ELECTRONICS), Yoshihumi Saijo (Tohoku Univ) US2017-57 |
A novel skin imaging combining ultrasound and optical coherence tomography (OCT) is proposed in the present study. Point... [more] | US2017-57 pp.5-10 |
|
| R, EMD, CPM, LQE, OPE | 2017-09-01 09:10 |
Aomori | Wide Wavelength Sweep & Low Voltage Operation of Tunable MEMSVCSEL Employing Mechanical Resonance Shun Nishimura, Masanori Nakahama, Shunya Inoue, Akihiro Matutani, Takahiro Sakaguti, Fumio Koyama (Tokyo Inst. of Tech.) R2017-31 EMD2017-25 CPM2017-46 OPE2017-55 LQE2017-28 |
WWe demonstrated the low voltage and high speed wavelength sweep operation of 850 nm MEMS VCSELs by using high-Q mechani... [more] | R2017-31 EMD2017-25 CPM2017-46 OPE2017-55 LQE2017-28 pp.37-40 |
|
| SP, SIP, EA | 2017-03-02 09:00 |
Okinawa | Okinawa Industry Support Center | [Poster Presentation]
Study of room acoustic characteristics calculation from an impulse response measured at high sound pressure Ryo Takebayashi, Yutaka Kaneda (Tokyo Denki Univ.) EA2016-116 SIP2016-171 SP2016-111 |
When measuring an impulse response, it is possible to reduce the effect of ambient noise by measuring at a high sound pr... [more] | EA2016-116 SIP2016-171 SP2016-111 pp.195-200 |
| OCS, OFT, OPE (Joint) [detail] |
2017-02-17 10:45 |
Osaka | Osaka Prefecture University(I-site Nanba) | Transient Dynamics of Brillouin Acoustic Wave on Frequency Swept Pulse for Fiber Loss Monitoring Hiroshi Takahashi, Kunihiro Toge, Chihiro Kito, Manabe Tetsuya (NTT) OFT2016-52 OPE2016-169 |
We have proposed pulsed pump-probe Brillouin optical time domain analysis (ERA-BOTDA) for optical fiber loss measurement... [more] | OFT2016-52 OPE2016-169 pp.39-44(OFT), pp.49-54(OPE) |
| LQE, OPE, EMD, R, CPM | 2016-08-25 16:05 |
Hokkaido | Stabilization of a Swept Light source for SS-OCT with a KTN Light Deflector Masahiro Ueno, Tadayuki Imai, Takashi Sakamoto, Yuzo Sasaki, Seiji Toyoda, Joji Yamaguchi, Tadashi Sakamoto (NTT), Yukihiko Ushiyama (NTT-AT), Mahiro Yamada, Masatoshi Fujimoto (Hamamatsu Photonics) R2016-29 EMD2016-33 CPM2016-42 OPE2016-63 LQE2016-38 |
Electronic injection to a KTN crystal enables a deflector with a large deflection angle that is about 100m radians. It i... [more] | R2016-29 EMD2016-33 CPM2016-42 OPE2016-63 LQE2016-38 pp.49-53 |
|
| EA, SP, SIP | 2016-03-28 09:50 |
Oita | Beppu International Convention Center B-ConPlaza | [Invited Talk]
Measurement signals for an acoustical impulse response Yutaka Kaneda (Tokyo Denki Unov.) EA2015-68 SIP2015-117 SP2015-96 |
Various signals such as a time-stretched pulse and a maximum length sequence have been proposed for measuring an acousti... [more] | EA2015-68 SIP2015-117 SP2015-96 pp.13-18 |
| US, EA (Joint) |
2016-01-29 10:50 |
Osaka | Kansai University, Centenary Memorial Hall | Study on reduction of periodic noise contained in an impulse response Ko Makino, Yutaka Kaneda (Tokyo Denki Univ.) EA2015-60 |
Although the impulse response is an important acoustic characteristic of speakers or rooms, its signal-to-noise ratio (S... [more] | EA2015-60 pp.33-38 |
| CPM, OPE, LQE, R, EMD | 2015-08-27 16:50 |
Aomori | Aomori-Bussankan-Asupamu | Improvement of SNR in a SS-OCT with a KTN-based Light Source by Rescaling with High Accuracy Masahiro Ueno, Seiji Toyoda, Takashi Sakamoto, Yuzo Sasaki, Tadashi Sakamoto (NTT) R2015-33 EMD2015-41 CPM2015-57 OPE2015-72 LQE2015-41 |
Optical coherence tomography (OCT) is an imaging technique with cell-level resolution. OCT with swept light source (SS-O... [more] | R2015-33 EMD2015-41 CPM2015-57 OPE2015-72 LQE2015-41 pp.53-58 |
| EMD, LQE, OPE, CPM, R | 2014-08-21 10:55 |
Hokkaido | Otaru Economy Center | Improvement of Coherence length and SNR in a 200-kHz Swept Light Source with a Wide-angle Electro-optic Scanner using KTN crystal Masahiro Ueno, Seiji Toyoda, Takashi Sakamoto, Yuzo Sasaki, Junya Kobayashi (NTT) R2014-24 EMD2014-29 CPM2014-44 OPE2014-54 LQE2014-28 |
Optical coherence tomography (OCT) is an imaging technique with cell-level resolution. We have developed a light source ... [more] | R2014-24 EMD2014-29 CPM2014-44 OPE2014-54 LQE2014-28 pp.7-12 |
| MWP | 2013-04-26 10:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Terahertz Imaging Using Frequency Domain Optical-Coherence-Tomography Techniques Toshiyuki Ikeo, Takayuki Isogawa (Osaka Univ.), Katsuhiro Ajito, Naoya Kukutsu (NTT), Tadao Nagatsuma (Osaka Univ.) MWP2013-1 |
In order to realize the non-destructive and non-contact inspection of objects by using terahertz (THz) waves, we propose... [more] | MWP2013-1 pp.1-6 |
| EA | 2012-06-08 11:25 |
Shizuoka | Yamaha Co. | Measurements for dynamic distortion of loud-speakers using swept-sine signal Toru Sasaki, Kantaro Takada, Heitaro Nakajima (Bifrostec) EA2012-37 |
To evaluate the distortion of a loudspeaker, we considered the method to observe its dynamic-distortion by using a Swept... [more] | EA2012-37 pp.25-30 |
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