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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE | 2022-08-18 14:05 |
Hokkaido | (Primary: On-site, Secondary: Online) |
Observation of Tropospheric Propagation Delay using Distance Measuring Equipment Atsushi Kezuka, Takayuki Yoshihara, Munehiko Takashima, Shinji Saitoh, Hiroyuki Oda, Naoki Fujii (ENRI)  SANE2022-35 |
Vulnerability of GNSS has been mentioned as an important issue even though aircraft navigation relies on GNSS. So, perfo... [more] | SANE2022-35 pp.13-17 |
| OPE, MW, IEE-EMT, MWP, EST, EMT, THz [detail] | 2021-07-16 09:30 |
Online | Online | Comparison of 2D-FDTD/Ray-tracing Hybrid Method suitable for Airport Surface with Full-wave Analysis Megumi Watanabe, Masaki Hashimoto, Ryosuke Suga (Aoyama Gakuin Univ.), Atsushi Kezuka (ENRI), Osamu Hashimoto (Aoyama Gakuin Univ.) EMT2021-17 MW2021-22 OPE2021-11 EST2021-18 MWP2021-19 |
Ground based augmentation system (GBAS) using GPS has been developed as a next generation landing guidance system. GBAS ... [more] | EMT2021-17 MW2021-22 OPE2021-11 EST2021-18 MWP2021-19 pp.54-58 |
| EST | 2020-01-31 09:30 |
Oita | Beppu International Convention Center | Worst Case Analysis of DME Tropospheric Propagation Delay Atsushi Kezuka, Kambayashi Atsushi, Takayuki Yoshihara, Naoki Fujii (ENRI) EST2019-90 |
RNP route implementations to busy airports are being planed to support aircraft navigation in EU, Japan and other countr... [more] | EST2019-90 pp.59-62 |
| MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] | 2019-07-18 13:15 |
Hokkaido | Hakodate City Central Library | Degradation of GBAS VDB coverage and assessment of impact on GBAS system operation Atsushi Kezuka, Shinji Saitoh (ENRI) EMT2019-12 MW2019-25 OPE2019-16 EST2019-14 MWP2019-12 |
GBAS is a next-generation aircraft landing system using GPS and being introduced to Japan. This system broadcasts augmen... [more] | EMT2019-12 MW2019-25 OPE2019-16 EST2019-14 MWP2019-12 pp.35-39 |
| PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] | 2019-01-18 10:30 |
Osaka | Osaka University Nakanoshima Center | Proposal on Hybrid Radio Wave Propagation Analysis of Aperture Field Integration Method and Ray Tracing Method Suitable for Airport Surface Shotaro Hirai, Ryosuke Suga (Aoyama Gakuin Univ.), Atsushi Kezuka (ENRI), Osamu Hashimoto (Aoyama Gakuin Univ.) PN2018-57 EMT2018-91 OPE2018-166 LQE2018-176 EST2018-104 MWP2018-75 |
[more] | PN2018-57 EMT2018-91 OPE2018-166 LQE2018-176 EST2018-104 MWP2018-75 pp.149-153 |
| SANE | 2018-11-09 09:10 |
Overseas | China (Xuchang) | Initial Analysis of Impact of DME Ranging Error Caused by Propagation Issue on Integrity Assurance Atsushi Kezuka, Takayuki Yoshihara, Naoki Fujii (ENRI) SANE2018-82 |
GNSS which is used for aircraft navigation is vulnerable because GNSS signals from the satellite are weak. Construction ... [more] | SANE2018-82 pp.133-136 |
| EST | 2018-09-06 15:40 |
Okinawa | Kumejima-machi, Okinawa | A study of multipath simulation to assure integrity of DME Atsushi Kezuka, Shinji Saitoh, Takahiro Aso (ENRI) EST2018-50 |
GNSS which is used for aircraft navigation is vulnerable because GNSS signals from the satellite are weak. Construction ... [more] | EST2018-50 pp.41-45 |
| EST | 2018-09-07 10:45 |
Okinawa | Kumejima-machi, Okinawa | A Study on Broadband Dielectric Lens Antenna with Axisymmetric Focusing Performance Using Dielectric Guide Yuki Abe, Ryosuke Suga (Aoyama Gakuin Univ.), Atsushi Kezuka (ENRI), Osamu Hashimoto (Aoyama Gakuin Univ.) EST2018-55 |
Broadband and axisymmetric focusing characteristics are required for a dielectric lens antenna. In order to realize the... [more] |
EST2018-55 pp.69-73 |
| SANE | 2018-08-24 10:45 |
Tokyo | Electric Navigation Research Institute | Current Status and Issues of Air Navigation Performance Takahiro Aso, Mitsunori Kitamura, Atsushi Kezuka, Shinji Saitoh, Takeyasu Sakai (ENRI) SANE2018-35 |
GPS is an aircraft navigation system that has supported the development of RNAV and RNP operation, especially the operat... [more] | SANE2018-35 pp.13-17 |
| SANE | 2018-06-22 14:15 |
Ibaraki | Tsukuba Space Center, JAXA | Extraction of local tropospheric delay variation in GNSS baseline analysis Takayuki Yoshihara, Susumu Saito, Atsushi Kezuka, Shinji Saitoh (ENRI) SANE2018-16 |
It has been reported that a relatively large tropospheric delay gradients are often observed by GNSS stations in airport... [more] | SANE2018-16 pp.19-24 |
| SSS | 2018-06-20 15:05 |
Tokyo | Safety design of GBAS (Ground-Based Augmentation System) to support high category operation of precision approach and landing Takayuki Yoshihara, Susumu Saito, Atsushi Kezuka, Kazuaki Hoshinoo, Sonosuke Fukushima, Shinji Saitoh (ENRI) SSS2018-10 |
Implementation of GNSS-based navigation systems for aircraft operation is expected to enable us to design flexible and e... [more] | SSS2018-10 pp.13-16 |
|
| SANE | 2017-11-24 10:10 |
Overseas | Malaysia (Borneo Island) | Analysis of DME Ranging Error due to Multipath using Flight Inspection Data Meiyi Xia (ENAC), Atsushi Kezuka, Shinji Saitoh (ENRI) SANE2017-76 |
GNSS is widely used in aircraft navigation. However, mitigation of GNSS vulnerability is important because GNSS are susc... [more] | SANE2017-76 pp.69-73 |
| EST | 2016-09-08 13:30 |
Okinawa | Ishigakishi-Shoko-Kaikan | Influence of Buildings and Landform on Electromagnetic Field Analysis Suitable for Airport Surface in VHF Band Ryo Kato, Ryosuke Suga (Aoyama Gakuin Univ.), Atsushi Kezuka (ENRI), Osamu Hashimoto (Aoyama Gakuin Univ.) EST2016-42 |
[more] | EST2016-42 pp.171-175 |
| AP, SAT, SANE (Joint) |
2016-07-22 10:20 |
Hokkaido | Otaru port marina | Analysis of characteristics on snow surface reflection using fluctuations in GNSS receiving signal intensity and carrier phase measurements Takayuki Yoshihara (ENRI), Hiroki Motoyoshi (NIED), Susumu Saito, Atsushi Kezuka (ENRI), Satoru Yamaguchi (NIED) SANE2016-27 |
GNSS received signal affected by snow surface reflection contains periodical variations due to radio interferences betwe... [more] | SANE2016-27 pp.33-38 |
| SANE | 2015-11-23 16:05 |
Overseas | AIT, Bangkok, Thailand | Atmospheric Propagation Delay Correction Based on Ground-based Observations for DME Ranging Atsushi Kezuka, Takayuki Yoshihara, Susumu Saito, Naoki Fujii (ENRI) SANE2015-57 |
[more] | SANE2015-57 pp.45-48 |
| EST | 2015-09-03 11:20 |
Okinawa | Oohama-Nobumoto-Kinenkan, Ishigaki Island, Okinawa, Japan | Coverage Simulation of GBAS VDB above Runway Surface in Ishigaki Airport Atsushi Kezuka, Susumu Saito, Takayuki Yoshihara (ENRI) EST2015-56 |
GBAS is a new aircraft landing system which provides own aircraft position by using GNSS. In this system, VDB (VHF Data ... [more] | EST2015-56 pp.17-21 |
| AP, SANE (Joint) |
2014-08-29 15:30 |
Niigata | Niigata University Satellite campus | A study of evaluation on GNSS signals affected by deep snow and snow accretion to antenna Takayuki Yoshihara, Atsushi Kezuka (ENRI), Hiroki Motoyoshi (NIED), Susumu Saito (ENRI), Satoru Yamaguchi (NIED) SANE2014-63 |
We performed winter experiments for evaluation on GNSS (Global Navigation Satellite System) signals affected by deep sno... [more] | SANE2014-63 pp.89-92 |
| AP | 2014-06-12 12:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Evaluation of Ranging Error Fluctuation Caused by Baiu-front Movement using Ray-tracing Atsushi Kezuka, Takayuki Yoshihara, Susumu Saito, Naoki Fujii (ENRI) AP2014-40 |
GNSS is widely used in aircraft navigation. On the other hand, APNT (Alternate Position, Navigation and Timing) is requi... [more] | AP2014-40 pp.1-5 |
| SANE | 2013-07-26 14:30 |
Tokyo | Electric Navigation Research Institute | A study on evaluation method of atmospheric propagation delay in DME/DME positioning as backup for GNSS based aircraft operation Atsushi Kezuka, Takayuki Yoshihara, Susumu Saito, Naoki Fujii (ENRI) SANE2013-40 |
Aircraft navigation which relies on GNSS will be available in the near future. Therefore, safety and minimization of th... [more] | SANE2013-40 pp.17-21 |
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