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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 60  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP, SANE, SAT
(Joint)
2022-07-27
10:50
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
[Special Talk] Introduction of PPP using MADOCA and Consideration for its Use
Hideki Yamada, Satoshi Kogure (JAXA) SAT2022-17
Japan Aerospace Exploration Agency (JAXA) has improved the position accuracy and the convergence performance of the Prec... [more] SAT2022-17
pp.1-6
AP, SANE, SAT
(Joint)
2022-07-27
13:05
Hokkaido Asahikawa Taisetsu Crystal Hall
(Primary: On-site, Secondary: Online)
Using plan of disaster prevention radio network for QZSS utilization
Keiko Shimazu (AIIT), Michi Hamashita (TMU), Hiroyuki Yuasa (YNU) SANE2022-26
This paper shows a system’s design of a QZSS signal receiving system for disaster mitigation. QZSS is a localized Naviga... [more] SANE2022-26
pp.20-25
SANE 2022-05-24
14:10
Kanagawa Information Technology R & D Center, MITSUBISHI Electric Corp.
(Primary: On-site, Secondary: Online)
A Study on Generation of Quasi-Zenith Satellite MICHIBIKI's Pseudo Positioning Signals
Syuuto Kurokawa, Zhu Yan, Takeshi Kumaki, Kong Xiangbo (Ritumeikan Univ), Masaaki Kobayashi (AOC) SANE2022-8
In recent years, the Global Navigation Satellite System (GNSS) has become widespread throughout the world, providing inf... [more] SANE2022-8
pp.38-43
WIT, IPSJ-AAC 2022-03-09
13:50
Online Online A Feasibility Study of Precise Positioning for Pedestrian Trajectories Using QZSS CLAS
Hideo Makino, Yoshinobu Maeda, Masashi Takahashi, Toru Adachi (Niigata Univ.), Makoto Kobayashi, Daisuke Wakatsuki (Tsukuba Univ. Tech.), Jun Izutsu, Satoru Sugita, Hiromichi Fukui (Chubu Univ.) WIT2021-55
We conducted high-precision positioning experiments using the Quasi-Zenith Satellite System (QZSS) and centimeter-level ... [more] WIT2021-55
pp.71-76
CAS, CS 2022-03-04
15:30
Online Online A Study on Estimation of Ionospheric Electron Number and Instrument Bias Based on GNSS Data
Takuma Iwasaki, Ichi Takumi (NIT), Motoaki Mouri (AU) CAS2021-98 CS2021-100
(To be available after the conference date) [more] CAS2021-98 CS2021-100
pp.130-135
CQ, CBE
(Joint)
2022-01-27
13:50
Ishikawa Kanazawa(Ishikawa Pref.)
(Primary: On-site, Secondary: Online)
Fijian Early Warning System by using Japanese QZSS -- Systems Design and Field Test in Republic of Fiji --
Eri Hiraoka, Mari Aoba, Yui Igarashi, Makoto Ohshima, Keiko Shimazu (AIIT) CQ2021-80
(To be available after the conference date) [more] CQ2021-80
pp.24-29
SR 2022-01-24
15:30
Online Online Priority message statistics of disaster and crisis management report sent from quasi-zenith satellite Michibiki
Satoshi Takahashi (Hiroshima City Univ.) SR2021-63
The signals broadcast by the quasi-zenith satellite Michibiki include not only signals for positioning and augmentation,... [more] SR2021-63
pp.18-24
ICTSSL, CAS 2022-01-21
11:05
Online Online Fijian Early Warning System using by QZSS
Yui Igarashi, Mari Aoba, Eri Hiraoka, Makoto Ohshima, Keiko Shimazu (AIIT) CAS2021-64 ICTSSL2021-41
(To be available after the conference date) [more] CAS2021-64 ICTSSL2021-41
pp.56-59
MIKA
(3rd)
2021-10-29
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Fijian Early Warning System on QZSS
Yui Igarashi, Mari Aoba, Eri Hiraoka, Makoto Ohshima, Keiko Shimazu (AIIT)
Japanese QZSS (Quasi-Zenith Satellite System) is a satellite navigation system same as GPS and Galileo. The main purpose... [more]
WIT, IPSJ-AAC 2021-03-06
09:55
Online Online A Feasibility Study of Precise Positioning for Pedestrian Trajectories Using QZSS CLAS and Dual Antenna GPS
Hideo Makino (Niigata Univ.), Yohei Nakazawa (Takachiho Univ.), Yoshinobu Maeda, Masashi Takahashi (Niigata Univ.), Makoto Kobayashi, Daisuke Wakatsuki (Tsukuba Univ. Tech.), Jun Izutsu, Satoru Sugita, Hiromichi Fukui (Chubu Univ.) WIT2020-35
We conducted high-precision positioning experiments using QZSS (Quasi-Zenith Satellite System) and a dual antenna GPS re... [more] WIT2020-35
pp.32-36
SRW 2021-01-18
13:15
Online Online [Short Paper] Introducing our initiatives for social implementation of Relay-by-Smartphone -- Kochi City's countermeasure against Tsunami and Cooperation with QZSS --
Yoshiyuki Senoo, Masuto Nishiura, Natsuko Ohuchi, Takashi Hamada (KKE) SRW2020-46
Ten years are about to pass since the Great East Japan Earthquake. In order to solve the problem of communication blacko... [more] SRW2020-46
p.21
SAT, SANE
(Joint)
2020-02-19
14:25
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
pp.33-35
SRW, SeMI, CNR
(Joint)
2019-11-05
11:35
Tokyo Kozo Keisaku Engineering Inc. Disaster Safety Confirmation Collection System Using QZSS "Michibiki" and Smartphones
Natsuko Ohuchi, Masuto Nishiura, Shin-Ichi Aikawa, Akira Yumura, Takashi Hamada (KKE) SeMI2019-67
To decide rescuers’ initial movement after a large-scale disaster, it is important to collect safety confirmation even i... [more] SeMI2019-67
pp.27-32
SR 2019-05-31
10:00
Tokyo Tokyo Big Sight [Technology Exhibit] QZSS short message SS-CDMA communication system -- Evaluation of transmitting timing control error --
Hiroshi Oguma, Rei Kawai, Takumi Shimada (NIT, Toyama), Takeshi Asai (Next-Dimension), Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2019-12
We have proposed Spread Spectrum Code Division Multiple Access (SS-CDMA) short message communication
using Quasi-Zenith... [more]
SR2019-12
pp.71-77
SANE 2019-01-25
14:25
Nagasaki Nagasaki Prefectural Art Museum Brief Experimental Studies on Satellite Positioning with Quasi-Zenith Satellite "Michibiki" -- L5 Single Positioning and cm level positioning service MADOCA --
Hiromune Namie (NDA), Nobuaki Kubo (TUMSAT), Osamu Okamoto (Ibaraki NIT), Hiroki Irie (Kumamoto NIT), Masashi Yoshida (Salesio-SP), Saito Eiko (NMRI), Akio Yasuda (TUMSAT) SANE2018-107
The authors are going to report Brief Experimental Studies on Satellite Positioning with Quasi-Zenith Satellite "Michibi... [more] SANE2018-107
pp.99-103
SAT, SANE
(Joint)
2018-02-22
13:25
Yamaguchi The Yamaguchi Chamber of Commerce and Industry [Special Talk] Cm class high precision navigation augmentation service by QZSS(Quasi Zenith Satellite System) and future utilization
Hiroshi Koyama, Moriyasu Miyazaki (Mitsubishi Electric) SAT2017-61
QZSS(Quasi Zenith Satellite System) is under development and various satellite navigation services will start from FY201... [more] SAT2017-61
pp.31-34
SR 2017-05-26
10:00
Tokyo Tokyo big sight [Technology Exhibit] Experimental Evaluation for QZSS Short Message SS-CDMA Communication -- Construction of Transmission Timing Control System with FPGA --
Rei Kawai, Hiroshi Oguma (NIT, Toyama College), Kei Ohya, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2017-15
We have proposed Spread Spectrum Code Division Multiple Access (SS-CDMA) short message communication using Quasi-Zenith ... [more] SR2017-15
pp.89-95
RCS, SR, SRW
(Joint)
2017-03-03
16:00
Tokyo Tokyo Institute of Technology Experimental Evaluation of Transmission Timing Control for QZSS Short Message Synchronized SS-CDMA Communication
Kei Ohya, Suguru Kameda (Tohoku Univ.), Hiroshi Oguma (NIT, Toyama College), Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) SR2016-109
We have proposed synchronized spread-spectrum code-division multiple-access (SS-CDMA) communication for location and sho... [more] SR2016-109
pp.89-94
CQ
(2nd)
2016-10-06
14:20
Nagano Naganoken Nokyo Building [Poster Presentation] Experimental evaluation of transmission timing control accuracy by positioning data error for QZSS short message SS-CDMA communication
Kei Ohya, Suguru Kameda (Tohoku Univ.), Hiroshi Oguma (NIT, Toyama College), Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.)
We have proposed synchronized spread spectrum multiple access (synchronized SS-CDMA) short message communication using Q... [more]
SAT, RCS
(Joint)
2016-08-19
14:30
Miyagi Tohoku Gakuin University Solution of Hidden Terminal Problem in WLAN by Location-Based Virtual Sector Method: Evaluation of Sector Re-division Scheme in Shadowing Environment
Kohei Akimoto, Suguru Kameda, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) RCS2016-146
Hidden terminal problem degrades the uplink system throughput of wireless local area network (WLAN) seriously. To solve ... [more] RCS2016-146
pp.95-100
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