Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
LOIS, SITE, ISEC |
2023-11-09 16:40 |
Hiroshima |
Satellite Campus Hiroshima (Primary: On-site, Secondary: Online) |
On ELSI of what is called as "generative AI" Masaru Ogawa (Kobe Gakuin Univ.), Soichiro Morishita (Cyberagent), Katsuhide Fujita (TUAT), Sumiko Miyata (SIT), Shun Kuwahara (NISC), Yoshihiro Taguchi (Chuo Univ.), Takushi Otani (Kibi International Univ.), Hiroshi Ueda (Hosei Univ.), Naonori Kato (KDDI Research), Kanako Kawaguchi (St. Luke's International Univ.), Yukiko Kawaguchi (Uekusa Gakuen Univ.), Minao Kukita (Nagoya Univ.), Norimasa Sugiyama (OIT), Hiroyuki Takahashi (KDDI Research), Hiroyuki Takahashi (NTT), Takao Tagawa (Chikushi Jogakuin Univ.), Yusuke Tachibana (FIT), Takeo Tatsumi (OUJ), Nagayoshi Nakazono (Reitaku Univ.), Takahiro Haga (Gifu Shotoku Gakuen Univ.), Yuko Murakami (Rikkyo Univ.) |
[more] |
|
MW |
2023-03-02 16:25 |
Tottori |
Tottori Univ. (Primary: On-site, Secondary: Online) |
[Special Talk]
220-325 GHz High Gain and High Common-mode rejection Differential Amplifier in 60-nm InP-HEMT technology Hiroshi Hamada, Takuya Tsutsumi, Adam Pander, Hideaki Matsuzaki, Hiroki Sugiyama, Hiroyuki Takahashi, Hideyuki Nosaka (NTT) MW2022-169 |
[more] |
MW2022-169 pp.70-75 |
ED, MWPTHz |
2022-12-19 16:05 |
Miyagi |
|
[Invited Talk]
InP-HEMT Fabrication Process Technology for Beyond 5G Wireless Network with Tera-Hertz Band Takuya Tsutsumi, Hiroshi Hamada, Teruo Jyo, Hiroki Sugiyama, Taro Sasaki, Hiroyuki Takahashi, Fumito Nakajima (NTT) ED2022-76 MWPTHz2022-47 |
Next-generation "Beyond 5G (B5G) / 6G" wireless network systems have been researched and developed for meeting with rapi... [more] |
ED2022-76 MWPTHz2022-47 pp.23-27 |
OPE, OCS, LQE |
2022-10-20 15:45 |
Ehime |
(Primary: On-site, Secondary: Online) |
Theoretical and Experimental Investigation of Frequency Chirp Induced by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2022-22 OPE2022-68 LQE2022-31 |
Characteristic variations caused by nonuniformities in the fabrication process are inevitable in carrier-depletion Mach–... [more] |
OCS2022-22 OPE2022-68 LQE2022-31 pp.28-33 |
MW |
2022-03-04 09:20 |
Online |
Online |
A study of diode linearizer for 100 GHz amplifier toward 6G Sumire Aoki, Hiroshi Hamada, Hiroto Yamamoto, Atsushi Fukuda (NTT DOCOMO), Jyo Teruo, Hiroyuki Takahashi (NTT), Hiroshi Okazaki, Yasunori Suzuki (NTT DOCOMO) MW2021-129 |
Sub-THz band (frequency range above 100 GHz) are gathering attention to implement 6G high-speed wireless communications.... [more] |
MW2021-129 pp.100-104 |
HCS |
2022-01-29 15:30 |
Online |
Online |
Development of a restaurant search system using expert sensory tags Hiroyuki Takahashi (RItsumeikan Univ.), Takeshi Kadokami, Tetsuro Takaoka (AJFA), Junji Watanabe (NTT), Jun Yamadera (Eyes, Japan), Yoshikazu Kusumi, Takuya Murayama (NTT), Haruo Noma, Yuji Wada (RItsumeikan Univ.) |
[more] |
|
ED, THz |
2021-12-21 09:00 |
Miyagi |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
InP HEMT based Tera-hertz IC Fabrication Technology for Beyond 5G/6G Application Takuya Tsutsumi, Hirosh Hamada, Hiroki Sugiyama, Teruo Jyo, Hiroyuki Takahashi, Hideaki Matsuzaki (NTT) ED2021-55 |
In this report, we focuses fabrication processes of InP-based hight-mobility transistors (InP-HEMTs) and Tera-Hertz mono... [more] |
ED2021-55 pp.34-39 |
OCS, OPE, LQE |
2021-10-22 16:30 |
Online |
Online |
Compact Model and Parametric Extraction for Optical Phase Shifters in Carrier-Depletion Mach-Zehnder Silicon Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2021-18 OPE2021-38 LQE2021-17 |
Testing processes in silicon photonics are totally different from electronics and reduction of testing time has been an ... [more] |
OCS2021-18 OPE2021-38 LQE2021-17 pp.27-32 |
OCS, OPE, LQE |
2021-10-22 16:55 |
Online |
Online |
Theoretical and Experimental Investigation of OMA Penalty by Inter-Arm Imbalance in Mach-Zehnder Silicon Optical Modulators Tadashi Murao, Jun Ushida, Hiroyuki Takahashi, Masatoshi Tokushima, Akemi Shiina, Tsuyoshi Horikawa (PETRA) OCS2021-19 OPE2021-39 LQE2021-18 |
In this paper, an inter-arm imbalance and its impact on the optical modulation amplitude (OMA) are investigated for carr... [more] |
OCS2021-19 OPE2021-39 LQE2021-18 pp.33-38 |
HCGSYMPO (2nd) |
2020-12-15 - 2020-12-17 |
Online |
Online |
A Consideration on Detecting Anormal Respondents in Large Questionnaire Response Data Hiroyuki Takahashi, Wataru Kameyama, Mutsumi Suganuma (Waseda Univ.) |
In a questionnaire with a variety of questions for consumers to answer, there may be a small number of specific answers ... [more] |
|
R, LQE, OPE, CPM, EMD |
2020-08-28 14:55 |
Online |
Online |
[Invited Talk]
Waveguide Germanium Avalanche Photodiode with High Responsivity and Low Dependence on Polarization Capable of Receiving 1600nm Band Wavelength Hideki Ono (OKI), Jun-ichi Fujikata, Masataka Noguchi (PETRA), Hiroyuki Takahashi, Masanori Itoh, Daisuke Shimura, Hiroki Yaegashi, Hironori Sasaki (OKI) R2020-15 EMD2020-14 CPM2020-7 OPE2020-27 LQE2020-7 |
We developed Ge-APDs having characteristics of low dependency on polarization and high responsivity at the wavelength of... [more] |
R2020-15 EMD2020-14 CPM2020-7 OPE2020-27 LQE2020-7 pp.29-32 |
SCE |
2019-08-09 10:50 |
Ibaraki |
National Institute of Advanced Industrial Science and Technology |
Microwave SQUID multiplexer for readout of optical TES array Naoki Nakada (The Univ. of Tokyo/AIST), Kaori Hattori (AIST), Yuki Nakashima (AIST/JAXA), Fuminori Hirayama, Ryo Yamamoto, Hitrotake Yamamori, Satoshi Kohjiro, Akira Sato (AIST), Hiroyuki Takahashi (The Univ. of TOkyo), Daiji Fukuda (AIST) SCE2019-10 |
Photon imaging technology is applied in various research fields such as quantum information communication and biological... [more] |
SCE2019-10 pp.9-13 |
OFT |
2018-01-19 11:45 |
Kumamoto |
|
Non-entry manhole inspection technology
-- Image analysis to improve the efficiency of manhole inspection -- Chihiro Saito, Takayuki Furukawa, Okutsu Masaru, Hiroyuki Takahashi, Masafumi Nakagawa, Syuichi Yanagi (NTT) OFT2017-68 |
(Advance abstract in Japanese is available) [more] |
OFT2017-68 pp.57-60 |
SCE |
2015-10-08 16:30 |
Miyagi |
Tohoku Univ. |
Linearized Readout of TES array based on Flux Ramp Modulation for Microwave SQUID Multiplexer Tomoya Irimatsukawa (UT), Fuminori Hirayama, Akira Sato, Hitoshi Sasaki, Hirotake Yamamori, Shuichi Nagasawa, Daiji Fukuda, Mutsuo Hidaka, Yasushi Sato, Satoshi Kohjiro (AIST), Masashi Ohno, Hiroyuki Takahashi (UT) SCE2015-26 |
[more] |
SCE2015-26 pp.35-40 |
AP, RCS (Joint) |
2014-11-13 09:50 |
Yamagata |
Yamagata University, Yonezawa Campus |
A Study of Path Loss Correction Formula for a Cellular Base Station Looking down at Sloping Ground Area Hiroyuki Takahashi, Kohei Ohnishi (Okayama Univ.), Masahiro Nishi, Koichi Shin (Hiroshima City Univ.), Shinichi Ichitsubo (Kyushu Inst. of Tech.), Shigeru Tomisato, Masaharu Hata (Okayama Univ.) AP2014-141 |
Residential areas in Japan are often located on a sloping ground neighboring urban district. In such area, the base stat... [more] |
AP2014-141 pp.73-78 |
SCE |
2014-10-16 11:45 |
Miyagi |
Tohoku University, RIEC |
Development of TES microcalorimeter with Superconducting bulk Ta absorber for gamma-ray measurement Tomoya Irimatsukawa, Shuichi Hatakeyama, Masashi Ohno, Hiroyuki Takahashi (Univ. of Tokyo) SCE2014-46 |
[more] |
SCE2014-46 pp.65-68 |
ED, MW |
2014-01-17 11:25 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
120-GHz-band 10-Gbit/s Fully-integrated Wireless Equipment using QPSK Transmitter and Receiver based on InP HEMT MMICs Hiroyuki Takahashi, Jun Takeuchi, Akihiko Hirata (NTT) ED2013-127 MW2013-192 |
[more] |
ED2013-127 MW2013-192 pp.97-102 |
MW |
2013-11-21 15:45 |
Kagoshima |
Kagoshima Prefectural Culture Center |
[Special Talk]
Report on 2013 IEEE MTT-S International Microwave Symposium Masataka Ohira (Saitama Univ.), Tetsuya Ueda (Kyoto Inst. Tech.), Hiroshi Okazaki (NTT DOCOMO), Eigo Kuwata (Mitsubishi Electric Corp.), Hiroyuki Takahashi (NTT), Shotaro Nagai (Yamaguchi Univ.), Zhewang Ma (Saitama Univ.), Shingo Yamanouchi (NEC) MW2013-140 |
This is a report on 2013 IEEE MTT-S International Microwave Symposium (IMS 2013) held at Seattle, WA, USA, on June 2-7, ... [more] |
MW2013-140 pp.51-60 |
SCE |
2013-10-02 15:35 |
Miyagi |
Tohoku University, RIEC |
[Invited Talk]
Superconducting Transition Edge sensor for gamma-ray spectroscopy
-- Aiming for nondestructive measurement of nuclear material -- Masashi Ohno, Shuichi Hatakeyama, Tomoya Irimatsukawa, Hiroyuki Takahashi (Univ. of Tokyo), R.m,t, Damayanthi, Chiko Otani (RIKEN), Takashi Yasumune, Kouji Takasaki (JAEA) SCE2013-24 |
(To be available after the conference date) [more] |
SCE2013-24 pp.27-30 |
OPE, LQE, CPM, EMD, R |
2013-08-30 11:55 |
Hokkaido |
sun-refre Hakodate |
High-speed and efficient operation of PIN-diode-based silicon modulator using side-wall grating waveguide Suguru Akiyama, Takeshi Baba, Masahiko Imai (PETRA), Naoki Hirayama (AIST), Hiroyuki Takahashi (PETRA), Yoshiji Noguchi, Tsuyoshi Horikawa (AIST), Tatsuya Usuki (PETRA) R2013-53 EMD2013-59 CPM2013-78 OPE2013-82 LQE2013-52 |
[more] |
R2013-53 EMD2013-59 CPM2013-78 OPE2013-82 LQE2013-52 pp.123-128 |
|