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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
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Committee Date Time Place Paper Title / Authors Abstract Paper #
CAS, CS 2023-03-02
Fukuoka Kitakyushu International Conference Center
(Primary: On-site, Secondary: Online)
Study on firmware update in operation, management and maintenance functions for remote operated optical fiber switching node
Saki Nozoe, Hiroshi Watanabe, Tomohiro Kawano, Ryo Koyama, Akihiro Kuroda, Kuniaki Terakawa, Ikutaro Ogushi, Kazunori Katayama (NTT) CAS2022-116 CS2022-93
Concatenated loop topology has been proposed for future optical-fiber access service such as 5G or beyond 5G networks. T... [more] CAS2022-116 CS2022-93
IE 2023-02-02
Tokyo NII
(Primary: On-site, Secondary: Online)
[Invited Talk] A Study on Background Filling for the Inter-patch Area of the Texture Image in V-PCC Encoder
Shohei Adachi (Waseda Univ.), Yoshitaka Kidani, Kei Kawamura (KDDI Research), Hiroshi Watanabe (Waseda Univ.) IE2022-54
Video-based point cloud compression (V-PCC) is standardized by MPEG in 2020 as a coding method for high-density 3D point... [more] IE2022-54
Kanagawa Keio Univ.
(Primary: On-site, Secondary: Online)
Optimal Measurement Configurations for Sequential Quantum Optimization of Variational Quantum Eigensolver
Katsuhiro Endo (AIST/Keio Univ.), Hiroshi Watanabe (Keio Univ.), Yuki Sato (Toyota Central R&D Labs., Inc./Keio Univ.), Rudy Raymond (IBM Japan,Ltd./Keio Univ./The Univ. of Tokyo), Naoki Yamamoto, Mayu Muramatsu (Keio Univ.)
Variational Quantum Eigenvalue solver (VQE) is a hybrid algorithm that optimizes a quantum state represented by a parame... [more]
SDM 2022-11-11
Online Online [Invited Talk] Evaluation and Modeling of Inversion Layer Mobility in Si-face 4H-SiC MOSFETs with Nitrided Gate Oxide
Munetaka Noguchi, Hiroshi Watanabe (Mitsubishi Electric Corp.), Koji Kita (Tokyo Univ.), Kazuyasu Nishikawa (Mitsubishi Electric Corp.) SDM2022-75
In this study, the inversion layer mobility of the Si-face 4H-SiC MOSFET with nitrided gate oxide is examined under a wi... [more] SDM2022-75
OFT 2022-01-20
Online Online Remote Operated Optical Fiber Switching Node and Optical Cross-Connect Function on Concatenated Loop Topology
Hiroshi Watanabe, Tomohiro Kawano, Chisato Fukai, Ryo Koyama, Kazuhide Nakae, (NTT), Tatsuya Fujimoto (NTT East), Yoshiteru Abe, Kazunori Katayama (NTT) OFT2021-62
Due the popularization of future 5G and Beyond 5G, the concatenated loop topology is being studied as way of realizing h... [more] OFT2021-62
Online Online Simulating Time Evolution with Fully Optimized Single-Qubit Gates
Kaito Wada (Keio Univ.), Rudy Raymond (IBM), Yu-ya Ohnishi (JSR Corp.), Eriko Kaminishi, Michihiko Sugawara, Naoki Yamamoto, Hiroshi Watanabe (Keio Univ.)
We propose a novel method to sequentially optimize arbitrary single-qubit gates in parameterized quantum circuits for si... [more]
(Joint) [detail]
Online Online Proposal of Remote Operated Optical Fiber Switching Node for Future Optical Access Network
Tatsuya Fujimoto, Kawano Tomohiro, Kazuhide Nakae, Hiroshi Watanabe, Kazunori Katayama (NTT) OFT2020-67 OPE2020-88
We are studying concatenated loop topology as optical access network for beyond 5G with excellent reliability, tolerance... [more] OFT2020-67 OPE2020-88
pp.54-57(OFT), pp.59-62(OPE)
Okinawa   Investigation for the Visivility of the 7th QZSS Satellite
Mitsunori Kitamura, Nanako Oyagi, Hiroshi Watanabe, Takeyasu Sakai (ENRI) SANE2019-103
Quasi-Zenith Satellite System (QZSS) plans that the orbit of seventh satellite (QZS-7) will be quasi geostationary orbit... [more] SANE2019-103
Okinawa   [Special Talk] GNSS Satellites Visibility on the Flight around Hachijojima Island
Mitsunori Kitamura, Hiroshi Watanabe, Takeyasu Sakai (ENRI) SANE2019-113 SAT2019-80
GNSS is widely used in aircraft navigation. When an aircraft is in the air, it has been seemed that the environment is i... [more] SANE2019-113 SAT2019-80
pp.81-83(SANE), pp.65-67(SAT)
EE, WPT, IEE-SPC 2018-07-03
Hokkaido Hokkaido University High Power Wireless Power Transfer System Using GaN Devices
Yasuyuki Okiyoneda, Masashi Mochizuki, Kitao Yamamoto, Hiroshi Watanabe (Showa Aircraft Co,Ltd.) WPT2018-20
A smaller size and higher efficiency power converter requires high frequency devices, which are to be realized by SiC an... [more] WPT2018-20
PRMU 2017-10-12
Kumamoto   [Short Paper] A Study on Manga Object Recognition Mechanism by Convolution Neural Network
Hideaki Yanagisawa, Takuro Yamashita, Hiroshi Watanabe (Waseda Univ.) PRMU2017-79
In order to make use of manga images on the internet, techniques to detect objects such as speech balloons and character... [more] PRMU2017-79
EID, ITE-IDY, SID-JC [detail] 2017-07-28
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Lecture] Temporally integrated speed of visual global motion and viewing conditions as effective factors of visually induced motion sickness
Hiroyasu Ujike, Hiroshi Watanabe (AIST)
HCS 2017-01-27
Fukuoka Namiki Square Preliminary Study on Communication Support in Family Care
Yurika Katagiri, Shozo Azuma, Hiroshi Watanabe (NTT) HCS2016-62
Long-term domestic care of the elderly requires a number of sacrifices, one of which being the additional time required ... [more] HCS2016-62
- 2016-12-09
Kochi Kochi City Culture Plaza (CUL-PORT) How to design a UX for new services? -- A case study of smartphone-signage collaboration technology --
Masayuki Ihara, Takayuki Adachi, Hiroshi Watanabe (NTT)
(To be available after the conference date) [more]
(Joint) [detail]
Hokkaido Chitose-alcadia plaza Study of Branching Ratio of Optical Coupler for Cable Re-routing Operation Support System with No Service Interruption
Hiroshi Watanabe, Kazutaka Noto, Yusuke Koshikiya, Tetsuya Manabe (NTT) OFT2016-14
The optical access network is becoming increasingly important as a social infrastructure because it is used for several ... [more] OFT2016-14
LOIS 2016-03-04
Okinawa Central Community Center, Miyakojima-City A survey of human movement among evacuation centers to improve the DTN-based safety confirmation method
Hiroshi Nakajima, Goro Inomae, Hiroshi Watanabe, Masayuki Ihara (NTT) LOIS2015-83
We have proposed the DTN-based safety confirmation method utilizing human movement among evacuation centers in order to ... [more] LOIS2015-83
ED 2016-01-20
Tokyo Kikai-Shinko-Kaikan Bldg. [Invited Lecture] Low On-resistance SiC-MOSFET with Blocking Voltage of 3.3kV and Realization of the World's First All-SiC Traction Inverter
Kenji Hamada, Shiro Hino, Naruhisa Miura, Hiroshi Watanabe, Shuhei Nakata, Eisuke Suekawa, Yuji Ebiike, Masayuki Imaizumi, Isao Umezaki, Satoshi Yamakawa (Mitsubishi Electric) ED2015-113
For the further efficiency improvement of existing power modules for railcar traction, we have developed MOSFETs with a ... [more] ED2015-113
CQ 2015-07-07
Nara Nara Institute of Science and Technology Sensor Data Characteristics in the Wireless Train Track Unusual Notification Sensor Networks
Zhi Liu, Toshitaka Tsuda, Hiroshi Watanabe (Waseda Univ.), Nagateru Iwasawa, Akio Hada (RTRI) CQ2015-39
Unusual notification becomes an important and emergent research topic, especially in Japan, which is one of the countrie... [more] CQ2015-39
Ishikawa   [Special Talk] Topics of Acecss Network : Basic Course in OFT (Optical Fiber Technology)
Masaaki Takaya, Hiroshi Watanabe, Yuichi Akage (NTT EAST) OFT2015-1
Components used in the communication networks such as cable, closure, telephone pole, and steel tower are main technique... [more] OFT2015-1
OFT 2015-01-23
Miyazaki   A study on optical performance deterioration of optical fiber connection with gap
Hiroshi Watanabe, Atsushi Abe, Michio Ozaki, Masaaki Takaya (NTT EAST) OFT2014-51
We experimentally investigated the performance of optical fiber connections with a gap. The maximum insertion loss of op... [more] OFT2014-51
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