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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 86  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
MW 2022-03-03
09:15
Online Online Stripline-Type Cruciform Directional Couplers
Mitsuyoshi Kishihara (Okayama Pref. Univ.), Isao Ohta (Univ. of Hyogo) MW2021-111
Directional couplers of simple structure which consist of H-plane or E-plane waveguides crossing in cruciform and posses... [more] MW2021-111
pp.1-6
MW 2022-03-04
09:00
Online Online On variable phase shifting characteristics of ferrite loaded folded rectangular waveguide
Kensuke Okubo, Ryuji Mori, Mitsuyoshi Kishihara, Koichiro Sakaguchi (Okayama Pref. Univ.) MW2021-128
A bias magnetic field dependence of the phase shifting characteristics in the prototype circuit is experimentally clarif... [more] MW2021-128
pp.96-99
MBE, NC
(Joint)
2022-03-04
15:35
Online Online Influence of a verbal load on a sequential timing task
Takashi Oyama, Teruaki Ito (Okayama Pref. Univ.) NC2021-77
It has been demonstrated that the dual-task impairs individual's performance on cognitive and motor tasks. A verbal load... [more] NC2021-77
pp.158-163
PN, MWP, EMT, PEM, IEE-EMT [detail] 2022-01-27
09:30
Online Online Numerical method for scattering by multiple plane gratings using shadow theory
Hideaki Wakabayashi (Okayama Pref. Univ.), Masamitsu Asai (Kindai Univ.), Jiro Yamakita (Okayama Pref. Univ.) PN2021-32 EMT2021-48 MWP2021-37
In the shadow theory, electromagnetic fields are expressed by using the scattering factors.
We have proposed two applic... [more]
PN2021-32 EMT2021-48 MWP2021-37
pp.1-6
IN, IA
(Joint)
2021-12-17
10:15
Hiroshima Higashi-Senda campus, Hiroshima Univ.
(Primary: On-site, Secondary: Online)
Improvement of delay reduction technology for fighting games using P2P communication
Satoshi Shochiku, Hiroshi Inai, Tsuyoshi Arai, Hideaki Wakabayashi (Okayama Pref. Univ.) IN2021-21
In recent years, fighting games have been played all over the world, and through the use of the Internet, it is possible... [more] IN2021-21
pp.17-21
MW 2021-05-20
13:30
Online Online Trial Fabrication and Evaluation of PTFE Substrate Integrated Waveguide Butler Matrix for Short Millimeter-Wave
Mitsuyoshi Kishihara (Okayama Pref. Univ.), Kaito Fujitani, Akinobu Yamaguchi, Yuichi Utsumi, Isao Ohta (Univ. of Hyogo) MW2021-6
This paper attempts to fabricate and evaluate a 4×4 Butler matrix for short millimeter-wave, based on the fabrication pr... [more] MW2021-6
pp.5-10
WBS, RCC, SAT, MICT
(Joint) [detail]
2021-05-21
10:10
Online Online (Zoom) PAPR characteristic of OFDM signal using QAM with a many-to-one mapping
Takuma Kakiuchi, Tsuyoshi Arai, Hiroshi Inai, Hideaki Wakabayashi (Okayama Pref. Univ.) WBS2021-14 RCC2021-14 SAT2021-12 MICT2021-10
OFDM signals have high PAPR due to the nature of adding many subcarrier signals together. In this study, we focused on s... [more] WBS2021-14 RCC2021-14 SAT2021-12 MICT2021-10
pp.72-76(WBS), pp.72-76(RCC), pp.60-64(SAT), pp.50-54(MICT)
MWP, PN, EMT, PEM, IEE-EMT [detail] 2020-01-30
10:35
Kyoto Dosisha Univ. A numerical study of structural coloration by a slanted grating
Hideaki Wakabayashi (Okayama Pref. Univ.), Masamitsu Asai (Kindai Univ.), Jiro Yamakita (Okayama Pref. Univ.) PN2019-46 EMT2019-86 MWP2019-60
The stripe of a tropical freshwater fish ``neon tetra'' consists of many iridophores, in which slanted reflecting platel... [more] PN2019-46 EMT2019-86 MWP2019-60
pp.67-72
CQ, CBE
(Joint)
2020-01-16
11:30
Tokyo NHK Science & Technology Research Laboratories Throughput improvement by enhancing the transmission probability and estimation method for the number of contenders under p-persistent CSMA/CA
Kohei Futsuki (Okayama Pref. Univ. Grad. Sch.), Hiroshi Inai, Tsuyoshi Arai, Hideaki Wakabayashi (Okayama Pref. Univ.) CQ2019-114
The probability p of p-persistent CSMA/CA to maximize the throughput can be calculated from the packet length and the nu... [more] CQ2019-114
pp.41-45
CQ, CBE
(Joint)
2020-01-16
11:50
Tokyo NHK Science & Technology Research Laboratories An access method using fixed contention window in wireless LANs
Yamato Watanabe, Hroshi Inai, Hideaki Wakabayashi, Tsuyoshi Arai (Okayama Pref. Univ.) CQ2019-115
In Wireless LANs, DCF is adopted as a standard access method.
In DCF, each node has a random waiting time within the ra... [more]
CQ2019-115
pp.47-50
MW
(2nd)
2019-06-26
- 2019-06-28
Overseas RUS, Bangkok, Thailand Design of 5.8 GHz band coaxial line type reaction chamber for microwave heating
Hiroyuki Urushihara, Mitsuyoshi Kishihara, Kensuke Okubo (Okayama Pref. Univ.), Kazunori Yamashita, Munetaka Kishi (K-NEX Co.,Ltd.), Takeko Matsumura (Minerva Light Labo.)
Microwave energy has been positively used for material synthesis, chemical reaction, etc. As one of the microwave reacti... [more]
IA, IN
(Joint)
2018-12-14
13:15
Hiroshima Hiroshima Univ. Proposal of access method to guarantee transmission opportunities for low-speed stations in wireless LANs
Yamato watanabe, Hiroshi Inai (Okayama Pref. Univ.) IN2018-69
In order to solve the performance anomaly in a wireless LANs in which a plural transmission rates coexist, an access met... [more] IN2018-69
pp.61-65
IA, IN
(Joint)
2018-12-14
13:40
Hiroshima Hiroshima Univ. Throughput improvement of p-persistent CSMA/CA by modified method of estimation for the number of contenders
Kohei Futsuki, Hiroshi Inai (Okayama Pref. Univ.) IN2018-70
Probability p of p-persistent CSMA/CA to maximize the throughput can be calculated from the packet length and the number... [more] IN2018-70
pp.67-72
MW
(2nd)
2018-06-27
- 2018-06-29
Overseas KMITL, Bangkok, Thailand A study on nonreciprocal CRLH-TL using gyrator and its experiment in MF band
Kensuke Okubo, Masayuki Ishihara, Mitsuyoshi Kishihara, Hironori Takimoto (Okayama Pref. Univ.)
A nonreciprocal CRLH-TL using gyrator is fabricated, and a nonreciprocal dispersion diagram, showing that seamless trans... [more]
MW 2018-05-25
09:00
Kyoto Doshisha Univ. Analysis of Discontinuity in Half-Mode Substrate Integrated Waveguide
Shogo Nakamura, Mitsuyoshi Kishihara, Kensuke Okubo, Hironori Takimoto (Okayama Pref. Univ.), Isao Ohta (Univ. of Hyogo) MW2018-11
The Half-mode-SIW has the advantage that the occupied area of the surface conductor or circuit can be halved. In this st... [more] MW2018-11
pp.7-11
ED, MW 2018-01-25
15:10
Tokyo Kikai-Shinko-Kaikan Bldg. Microwave-excited phenomena in nano/micro-system
Akinobu Yamaguchi (Univ. Hyogo), Mitsuyoshi Kishihara (Okayama Pref. Univ.), Masaya Takeuchi, Yuichi Utsumi (Univ. Hyogo) ED2017-93 MW2017-162
We demonstrated the fabrication of nano/micro-system for studying the magnetization dynamics in artificial magnets on a ... [more] ED2017-93 MW2017-162
pp.1-5
EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] 2018-01-26
11:10
Hyogo   Reciprocity theorem and accuracy of numerical analysis on scattering fields by dielectric gratings
Hideaki Wakabayashi (Okayama Pref. Univ.), Masamitsu Asai (Kindai Univ.), Jiro Yamakita (Okayama Pref. Univ.) PN2017-90 EMT2017-127 OPE2017-168 LQE2017-150 EST2017-126 MWP2017-103
In the grating theory, the second Green identity yields the energy balance and reciprocity. Many analytical methods have... [more] PN2017-90 EMT2017-127 OPE2017-168 LQE2017-150 EST2017-126 MWP2017-103
pp.309-314
CQ 2017-07-27
09:55
Hyogo Kobe University A fairness index based on the linear regression model
Yutaka Shimamura, Hiroshi Inai (Okayama Pref. Univ.) CQ2017-30
Jain's index is widely used for a fairness measure. Under Jain's index, a fairness index value is between 0 and 1, and i... [more] CQ2017-30
pp.7-11
MW
(2nd)
2017-06-14
- 2017-06-16
Overseas KMUTT, Bangkok, Thailand A Study on Non-Reciprocal CRLH-TL Using Gyrator
Masayuki Ishihara, Kensuke Okubo, Mitsuyoshi Kshihara, Hironori Takimoto (Okayama Pref. Univ.)
By treating an antiparallel magnetized LH ferrite waveguide as a simper circuit as periodic structure of gyrator, nonrec... [more]
MW 2017-05-18
14:50
Osaka Osaka Univ. (Seminar Room1, Osaka Univ. Kaikan) Design of 0-dB Forward Coupler Using Left-Handed Waveguide of Cutoff TM-mode
Seiichi Ohkubo, Mitsuyoshi Kishihara, Kensuke Okubo, Hironori Takimoto (Okayama Pref. Univ.), Isao Ohta (Univ. of Hyogo) MW2017-10
Because the TM-mode waveguide below the cutoff frequency shows negative permeability, a left-handed waveguide can be con... [more] MW2017-10
pp.13-17
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