Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
OFT |
2021-10-14 10:30 |
Online |
Online |
[Poster Presentation]
Taper structure dependence of transmission loss of microfiber for measuring refractive index of aqueous solution Naoaki Abe, Mitsuru Kihara (OECU) OFT2021-24 |
We numerically analyzed the transmission loss characteristics due to the shortest waist length and angle of the tapered ... [more] |
OFT2021-24 pp.13-16 |
RCS |
2021-04-23 10:10 |
Online |
Online |
A Study of Highly Accurate V2I Beam Tracking Scheme Using Vehicle Logs Ryo Kato, Mamoru Okumura, Eiji Okamoto (NIT) RCS2021-11 |
In autonomous driving systems, which has attracted much attention in recent years, sensor information of many vehicles i... [more] |
RCS2021-11 pp.48-53 |
OPE, OCS, OFT (Joint) [detail] |
2021-02-18 14:50 |
Online |
Online |
Analysis of microfiber structures for fabricating multimode interference sensors Naoaki Abe, Mitsuru Kihara (OECU) OFT2020-58 OPE2020-78 |
We theoretically investigated microfiber characteristics. We numerically analyzed the transmission characteristics due t... [more] |
OFT2020-58 OPE2020-78 pp.13-16 |
NS, RCS (Joint) |
2020-12-18 13:50 |
Online |
Online |
[Invited Lecture]
A Study on Higher-Order Large MIMO Detection via Concatenated Beam- and Antenna- Domain Layered BP Takumi Takahashi (Osaka Univ.), Shinsuke Ibi (Doshisha Univ.), Seiichi Sampei (Osaka Univ.) NS2020-102 RCS2020-149 |
In large multi-user multi-input multi-output systems, the computational cost and circuit scale on the base station (BS) ... [more] |
NS2020-102 RCS2020-149 pp.79-84 |
OPE, LQE |
2020-11-20 15:30 |
Online |
Online |
Evaluation of the Optical-axis Rotation Angle of Waveguide Polarization Converter with Asymmetric Cross-section Kotake Shota, Junji Yamauchi, Hisamatsu Hisamatsu (Hosei Univ.) OPE2020-63 LQE2020-43 |
We propose an accurate technique for evaluating the optical-axis rotation angle of a waveguide-type polarization convert... [more] |
OPE2020-63 LQE2020-43 pp.92-95 |
MW, EST, EMCJ, PEM, IEE-EMC [detail] |
2020-10-22 16:40 |
Online |
Online |
New non-destructive inspection method of FRPM pipeline utilizing temporal and spatial synthesis of microwave guided-modes Sayaka Matsukawa (AIST), Kosuke Yoshida (Mie Univ.), Tadahiro Okuda, Masaya Hazama (KURIMOTO), Satoru Kurokawa (AIST), Hiroshi Murata (Mie Univ.) |
We propose a new non-destructive inspection method for underground fiberglass-reinforced plastic mortar (FRPM) pipelines... [more] |
|
OFT |
2020-10-08 10:50 |
Online |
Online |
[Poster Presentation]
Design of graded-index type photonic crystal fiber with uniform air hole diameter and its application to fiber collimator Daichi Yoshihara, Hirohisa Yokota, Yoh Imai (Ibaraki Univ.) OFT2020-17 |
A graded-index (GI) type photonic crystal fiber (PCF) that has an α-power effective index distribution in radial directi... [more] |
OFT2020-17 pp.33-36 |
SIS, ITE-BCT |
2020-10-01 15:10 |
Online |
Online |
Fast Beamforming using Sparse Coding for mmWave Communications Yitu Wang, Takayuki Nakachi (NTT Lab) SIS2020-19 |
The sensitivity of mmWave to blockages together with its directionality bring new technical challenges in the vehicular ... [more] |
SIS2020-19 pp.48-53 |
MW, AP (Joint) |
2020-09-24 12:50 |
Online |
Online |
[Poster Presentation]
Experimental Investigation of Environment Imaging Technique using Millimeter-Wave Radio Systems Yuto Miyake, Minseok Kim, Takeshi Tasaki, Satoshi Yamakawa (Niigata Univ.), Jun-ichi Takada (Tokyo Inst. Tech.) AP2020-38 |
Aiming at realizing sensing of the surrounding environment for smart homes/smart buildings, device-free localization met... [more] |
AP2020-38 pp.37-42 |
RCS, SR, SRW (Joint) |
2020-03-04 11:15 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
A Study on new modulation technology for Beyond 5G Research on MARIA method (1)
-- mMIMO innovation, Beamforming multi-user/multi-function network and proposal of its protocol -- Maria Takigawa (Meiji Univ.), Gen-ichiro Ohta (YRP) RCS2019-326 |
We proposed a new function that solves the problem of beamforming function, which is the main function of 5G, and create... [more] |
RCS2019-326 pp.37-42 |
RCS, SR, SRW (Joint) |
2020-03-04 11:35 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
A Study on new modulation technology for Beyond 5G Research on MARIA method (2)
-- Principle of new information space and information protocol that brings out high added value -- Gen-ichiro Ohta (YRP inc.), Maria Takigawa (Meiji Univ.) RCS2019-327 |
We proposed a new function that solves the problem of beamforming function, which is the main function of 5G, and create... [more] |
RCS2019-327 pp.43-48 |
RCS, SR, SRW (Joint) |
2020-03-04 09:25 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
Millimeter-Wave Radio Channel Sounder using Analog Beamformers Shuaiqin Tang, Keiichiro Kumakura, Hideaki Momose, Minseok Kim (Niigata Univ.) SRW2019-62 |
As various wireless systems using millimeter-wave bands, such as 5G mobile communication and WiGig ultra-high-speed wire... [more] |
SRW2019-62 pp.15-20 |
RCS, SR, SRW (Joint) |
2020-03-04 09:50 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
Multi-path Identification based on Environmental Imaging Technique using Millimeter-wave Radio Systems Yuto Miyake, Minseok Kim (Niigata Univ), Jun-ichi Takada (Tokyo Tech) SRW2019-63 |
Aiming at realizing sensing of the surrounding environment for smart homes/smart buildings, device-freelocalization meth... [more] |
SRW2019-63 pp.21-26 |
EST |
2020-01-31 15:20 |
Oita |
Beppu International Convention Center |
Design of a spot-size converter using a rectangular core Keigo Shimada, Junji Yamauchi, Hisamatsu Nakano (Hosei Univ.) EST2019-100 |
This paper clarifies that a spot-size converter (SSC) using a rectangular Si-core improves the spot size conversion for ... [more] |
EST2019-100 pp.109-114 |
OFT |
2020-01-17 09:50 |
Aichi |
NINS Okazaki Conference Center |
Theoretical study of temperature/strain sensor using graded-index type photonic crystal fiber Hirohisa Yokota, Shuto Iseki, Yoh Imai (Ibaraki Univ.) OFT2019-54 |
A graded-index type photonic crystal fiber (GI-PCF) with α-power air hole diameter distribution in radial direction oper... [more] |
OFT2019-54 pp.39-42 |
RISING (2nd) |
2019-11-26 14:10 |
Tokyo |
Fukutake Learning Theater, Hongo Campus, Univ. Tokyo |
[Poster Presentation]
[MIKA/RISING Collaboration] Study on DoA estimation in the 19GHz band using the results of the outdoor experiment and Ray Tracing Saki Uemura, Kentaro Nishimori, Ryotaro Taniguchi (Niigata Univ.), Minoru Inomata, Koshiro Kitao (NTT DOCOMO) |
Use of the 5-generation mobile communication system (5G) in the millimeter wave band is assumed. In 5G, introduction of ... [more] |
|
SR |
2019-11-04 11:00 |
Overseas |
Rutgers University Inn & Conference Center, NJ, USA |
[Poster Presentation]
Research of the Implementation Technology for 5G Advanced Radio Access Method Kensuke Tsuda, Tetsuya Yie, Yoshimi Fujii (KKE) SR2019-69 |
The 5G advanced wireless access system assumes a situation where more than 1,000 terminals with different communication ... [more] |
SR2019-69 p.17 |
RCS |
2019-10-24 10:20 |
Kanagawa |
Yokosuka Research Park |
A Study of New Modulation method for providing solutions to issues of 5G system
-- Proposal of basic extension method of beamforming function and MIMO function -- Ayano Iida, Kousuke Okubo, Kou Yamaguchi, Takahisa Miyata, Rin Minamii, Yutaka Kobayashi (Yokosuka highschool), Gen-ichiro Ohta (YRP) RCS2019-180 |
The new modulation method "MARIA method" for 6G invented last year [8] was renovated in response to the main issues of 5... [more] |
RCS2019-180 pp.13-18 |
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] |
2019-07-18 13:15 |
Hokkaido |
Hakodate City Central Library |
Structural Optimization of Optical 90°-Hybrids Based on weakly guided 4×4 Multimode Interference Coupler Using a Real-Coded Micro-Genetic Algorithm Namiki Toyosu, Takashi Yasui, Jun-ichiro Sugisaka, Koichi Hirayama (Kitami Inst. of Tech.) EMT2019-24 MW2019-37 OPE2019-28 EST2019-26 MWP2019-24 |
We propose a structual optimization method based on a genetic alogorithm (GA) which is combined
a real coded GA and μGA... [more] |
EMT2019-24 MW2019-37 OPE2019-28 EST2019-26 MWP2019-24 pp.107-112 |
MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] |
2019-07-19 13:05 |
Hokkaido |
Hakodate City Central Library |
Widening the polarization conversion properties of an L-figured Si-wire waveguide Yuto Nakagawa, Junji Yamauchi, Hisamatsu Nakano (Hosei Univ.) EMT2019-38 MW2019-51 OPE2019-42 EST2019-40 MWP2019-38 |
We present the design guideline of a polarization converter consisting of an L-figured Si-wire waveguide that operates o... [more] |
EMT2019-38 MW2019-51 OPE2019-42 EST2019-40 MWP2019-38 pp.183-188 |