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All Technical Committee Conferences  (Searched in: Recent 10 Years)

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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 17 of 17  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
SANE, SAT
(Joint)
2025-03-06
16:50
Okinawa Nago Civic Hall 【Tour in March 7th】 (Okinawa, Online)
(Primary: On-site, Secondary: Online)
Estimation of Interference Source Using GPS Data from Geostationary Satellites
Moeko Hidaka, Makoto Tomitaka, Naoki Miyashita, Yu Nakajima, Toru Yamamoto (JAXA), Satoko Kawakami, Tomoaki Eda, Takahiro Shimizu, Ryo Harada, Susumu Kumagai (NECSpace)
(To be available after the conference date) [more]
SAT, RCS
(Joint)
2024-08-29
09:40
Kochi CUL-PORT(Kochi City) (Temporary) (Kochi, Online)
(Primary: On-site, Secondary: Online)
Development of new TT&C transponder for satellite
Shunsuke Okada, Tomomi Kouzu, Masaki Hiruta (NECSpace) SAT2024-33
NECSpace have developed large amount of satellite on-board RF equipment. TT&C transponder is key equipment used for comm... [more] SAT2024-33
pp.6-9
ED 2023-12-08
09:25
Aichi WINC AICHI (Aichi) Development of Ka band High Power Helix TWT for Satellite Earth Station
Daiki Matsumoto, Kahaku Kimura, Tetsuo Machida, Takatsugu Munehiro (NETS) ED2023-47
With the recent advancement of communication capacity and speed, in the field of satellite communications, large-capacit... [more] ED2023-47
pp.35-38
EE, IEE-SPC 2023-07-21
10:45
Hyogo (Hyogo, Online)
(Primary: On-site, Secondary: Online)
Shape congruence of the static amplification characteristic curves between distar and bipolar transistor
Ken-ichiro Okamoto, Kensho Okamoto (Kyoto Univ.), Kazunori Morishita (Kyoto Univ., Energy Inst.), Atsushi Okuno (Green Planets) EE2023-14
A new type of amplification device called a "distar," which operates in the same way as a bipolar transistor (junction-t... [more] EE2023-14
pp.73-78
MICT, WBS, RCC, SAT
(Joint) [detail]
2023-05-26
09:00
Tokyo TOKYO BIG SIGHT (Tokyo, Online)
(Primary: On-site, Secondary: Online)
Software-Defined Radio Receiver for Satellite
Hiroshi Nagasaki, Hiromichi Yoshiga, Shunsuke Kawasaki (NECSpace) SAT2023-4 MICT2023-4
(To be available after the conference date) [more] SAT2023-4 MICT2023-4
pp.16-19
MICT, WBS, RCC, SAT
(Joint) [detail]
2023-05-26
13:30
Tokyo TOKYO BIG SIGHT (Tokyo, Online)
(Primary: On-site, Secondary: Online)
[Special Talk] Development history of RF components for satellite communication
Shunsuke Okada, Chihiro Sakakibara, Hiruta Masaki (NECSpace) SAT2023-8 MICT2023-8
NECSpace have developed on-board equipment for satellite from the very beginning of space development history in Japan. ... [more] SAT2023-8 MICT2023-8
pp.38-41
ED 2022-12-09
14:35
Aichi 12/8 Nagoya University, 12/9 WINC AICHI (Aichi) Optimal Design of Attenuator for Helix-TWTs by Using 3D Numerical Simulations
Kenji Nakajima (GSST/NECSpace/NETS), Kunio Tsutaki (RIE Shizuoka Univ.), Yoichiro Neo, Hidenori Mimura (RIE Shizuoka Univ./GSST Shizuoka Univ.) ED2022-66
With the recent advancement of communication capacity and speed, traveling wave tubes (TWT), that are used as final stag... [more] ED2022-66
pp.51-54
ED 2021-12-09
10:15
Online Online (Online) Development of 300GHz band TWT with Folded Waveguide
Yoshihiro Kajikawa, Daiki Matsumoto, Akihiko Kasahara, Syuji Abiko (NETS) ED2021-38
In recent years, there is a growing expectation for next-generation high-capacity high-speed communication and imaging u... [more] ED2021-38
pp.7-10
ED 2021-12-09
14:20
Online Online (Online) Optimal Design of Pillbox Window and Electron Gun for TWTs by Using 3D Numerical Simulations
Kenji Nakajima (GSST Shizuoka Univ./NECSpace/NETS), Naofumi Kosugi (NETS), Kunio Tsutaki (RIE Shizuoka Univ.), Hidenori Mimura (RIE Shizuoka Univ./GSST Shizuoka Univ.) ED2021-44
Conventionally, the optimal design of TWT has been carried out by 2D axisymmetric simulation based on the theory of TWT ... [more] ED2021-44
pp.32-37
ICM 2020-03-03
14:50
Okinawa Ohama Nobumoto Memorial Hall (Okinawa)
(Cancelled but technical report was issued)
[Encouragement Talk] Enhancement of Q&A Recommendation System for Network Support Center by Machine Learning
Yuji Kojima (FUJITSU), Shinji Yamashita (FUJITSU LAB.), Kodo Ran, Yasuhiko Aoki (FUJITSU), Hiroyuki Uehara (FNETS), Manabu Wakao, Masao Hayashi (FUJITSU) ICM2019-61
In case of failure in network equipment, operators in network support center analyze the root cause and answer to the us... [more] ICM2019-61
pp.111-116
SWIM, SC 2019-08-23
15:00
Osaka Osaka Sangyo Univ. (Osaka) Collection of Acoustical Environment Information on Wireless Network -- sound recordings in 5G era --
Toru Takahashi, Toshihiro Akatsuka, Koji Yamada (OSU), Shohei Koyama, Hiroaki Masuda, Misao Kumokita, Toshio Tsukagoshi (FNETS) SWIM2019-16 SC2019-16
This report is described about developing acoustic environment information collecting service on the 5G network. The sys... [more] SWIM2019-16 SC2019-16
pp.25-28
DC 2019-02-27
16:25
Tokyo Kikai-Shinko-Kaikan Bldg. (Tokyo) Reliability evaluation of the optical navigation electronics of HAYABUSA2 -- Onboard demonstration of a high reliability system with limited resources --
Hiroki Hihara (NECSpace/NEC), Junpei Sano (NECSpace), Tetsuya Masuda (NEC), Hisashi Otake, Tatsuaki Okada, Naoko Ogawa, Yuichi Tsuda (JAXA) DC2018-84
The optical navigation camera digital electronics of HAYABUSA2 asteroid probe was developed to fulfill the reliability a... [more] DC2018-84
pp.77-82
ED 2017-10-26
14:45
Miyagi (Miyagi) Development Activity of Vacuum Electronics in THz Band
Yoshihiro Kajikawa, Mitsuru Yoshida, Takatsugu Munehiro, Norio Masuda (NETS), Norihiko Sekine, Atsushi Kanno, Naokatsu Yamamoto, Akifumi Kasamatsu, Iwao Hosako (NICT) ED2017-39
At frequencies in “Terahertz Gap” band, power generating technology has been one of major R&D challenges. Recently, vacu... [more] ED2017-39
pp.13-16
ED 2016-10-25
14:15
Mie (Mie) Development Activity of Vacuum Electronics in THz Band
Mitsuru Yoshida, Junichi Kobayashi, Yusuke Fujishita, Norio Masuda (NETS), Norihiko Sekine, Atsushi Kanno, Naokatsu Yamamoto, Akifumi Kasamatsu, Iwao Hosako (NICT) ED2016-45
There is a region called "Terahertz Gap" between the highest frequency of microwave technology and the lowest frequency ... [more] ED2016-45
pp.9-12
ED 2015-10-22
15:55
Aichi (Aichi) A Study of 300GHz band TWT Design with Folded Waveguide fabricated by Micro Electro Mechanical Systems
Kunio Tsutaki, Yoichiro Neo, Hidenori Mimura (Sizuoka Univ.), Norio Masuda, Mitsuru Yoshida, Junichi Matsuoka (NETS) ED2015-59
 [more] ED2015-59
pp.25-30
ED 2015-10-22
16:20
Aichi (Aichi) Development Activity of Vacuum Electronics in THz Band
Mitsuru Yoshida, Koji Okamoto, Norio Masuda, Junichi Matsuoka (NETS), Norihiko Sekine, Atsushi Kanno, Naokatsu Yamamoto, Iwao Hosako (NICT) ED2015-60
There is a region called "Terahertz Gap" between the highest frequency of microwave technology and the lowest frequency ... [more] ED2015-60
pp.31-34
IA, IPSJ-IOT, SITE [detail] 2015-03-06
13:30
Fukushima (Fukushima) Development of the folk implements database using the relational model and thesaurus for the digital archive
Toshihide Hanyu, Sumiko Miyata (Kanagawa Univ.), Tetsuya Morizumi (Toyo NetSI), Hirotsugu Kinoshita (Kanagawa Univ.) SITE2014-77 IA2014-109
In recent years, digitization of museum material information has been promoted. Some museums provide digital material in... [more] SITE2014-77 IA2014-109
pp.215-220
 Results 1 - 17 of 17  /   
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