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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] | 2023-07-21 09:35 |
Hokkaido | Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Design and Optimization of Nine-Section Broadband Quadrature Hybrid Coupler Using Strip Line Structure Taiyo Ushiyama, Tsuyoshi Narita, Sayu Tomioka, Satoshi Ono (UEC), Sho Masui, Takafumi Kojima (NAOJ), Takeshi Sakai (UEC)  EMT2023-50 MW2023-68 OPE2023-50 EST2023-50 MWPTHz2023-46 |
To upgrade the IF bandwidth of radio telescopes, we are developing a broadband quadrature hybrid coupler using strip lin... [more] | EMT2023-50 MW2023-68 OPE2023-50 EST2023-50 MWPTHz2023-46 pp.208-213 |
| MW | 2022-06-09 14:00 |
Nagano | Naganoken Nokyo Building (Primary: On-site, Secondary: Online) |
Design and fabrication of stripline type of quadrature hybrid couplers for 3 to 21 GHz band Satoshi Ono, Tsuyoshi Narita (UEC), Sho Masui (OPU/NAOJ), Takafumi Kojima (NAOJ), Takeshi Sakai (UEC) MW2022-24 |
In this study, design and fabrication of broadband quadrature hybrid couplers are shown. Broadside Stripline type of cou... [more] | MW2022-24 pp.7-12 |
| NLC, IPSJ-DC | 2018-09-06 10:10 |
Tokyo | Seikei University | An Evaluation Method for Estimating the Degree of Difficulty to Extract Writer's Emotion based on Response Time in Annotating Emotion Sanae Yamashita, Yasushi Kami (NIT, Akashi College), Eri Kato, Takeshi Sakai, Noriyuki Okumura (Otemae Univ.) NLC2018-9 |
This research examines the degree of difficulty in estimating emotions in Japanese short sentences based on the response... [more] | NLC2018-9 pp.1-6 |
| SCE | 2015-10-09 11:55 |
Miyagi | Tohoku Univ. | Evaluation and Analysis of Nb/Al/AlOx/Al/Nb Junctions Mizuki Ikeya (UEC), Takafumi Kojima, Noguchi Takashi (NAOJ), Takeshi Sakai (UEC) SCE2015-34 |
We are developing an ultra-wideband receiver for upgrading ALMA (Atacama Large Millimeter/submillimeter Array) receivers... [more] | SCE2015-34 pp.75-79 |
| SDM | 2012-10-26 13:50 |
Miyagi | Tohoku Univ. (Niche) | Ultra high speed wet etching technology for a silicon wafer process Takeshi Sakai, Tatsuro Yoshida, Kazuhiro Yoshikawa, Tadahiro Ohmi (Tohoku Univ.) SDM2012-97 |
The silicon wafer thinning technology is important in three-dimensional integrated technology. In this paper, we conside... [more] | SDM2012-97 pp.41-45 |
| SCE | 2008-07-24 14:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg | A novel THz SIS mixer with a NbTiN-groundplane and SIS micro-trylayers directly grown on a quartz substrate Akira Endo (Univ. of Tokyo, NAOJ, JSPS Research Fellow), Takashi Noguchi, Matthias Kroug, Sergey V. Shitov (NAOJ), Shan Wenlei (PMO), Tomonori Tamura (NAOJ), Takafumi Kojima (Osaka Pref. Univ.), Yoshinori Uzawa, Takeshi Sakai (NAOJ), Hirofumi Inoue (Univ. of TokyoNAOJ), Kotaro Kohno (Univ. of Tokyo) SCE2008-17 |
A new structure and fabrication process for multi-material THz-SIS mixers is proposed. In this design, both the micromet... [more] | SCE2008-17 pp.13-18 |
| EMT, OPE, MW | 2007-08-03 09:25 |
Hokkaido | Muroran Institute of Technology | Experimental production of light source for optical millimeterwave generator useing high extinct ratio modulator Takeshi Sakai, Kaoru Higuma, Masahito Mure, Junichiro Ichikawa (Sumitomo Osaka Cement), Tetsuya Kawanishi (NICT) MW2007-74 OPE2007-61 |
[more] | MW2007-74 OPE2007-61 pp.179-183 |
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