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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2017-11-09 10:00 |
Okinawa | Miyakojima Marin Terminal Bldg. | Similarity of MIMO Eigenmode Transmission in Two Uniform Circular Arrays and OAM Transmission Takuichi Hirano (TokyoTech)  MW2017-111 |
It had been shown that array weight vectors using uniform circular arrays (UCAs) in multiple-input multiple-output (MIMO... [more] | MW2017-111 pp.1-4 |
| EMT, IEE-EMT | 2017-11-10 10:50 |
Yamagata | Tendo Hotel (Tendo, Yamagata) | Study on Eigenmode Analysis of Waveguides Formed by Periodic Circular Cylinder Array Koki Watanabe (FIT) EMT2017-63 |
The recursive transition-matrix algorithm (RTMA) is widely used for the electromagnetic scattering problem of circular c... [more] | EMT2017-63 pp.143-147 |
| OFT, OCS, LSJ (Joint) [detail] |
2017-08-31 15:30 |
Hokkaido | Hokkaido Univ. | Observation of eigen-mode propagation by selective mode excitation Yasuo Kokubun, Takuto Yamaguchi, Seiya Miura (Yokohama Nat'l Univ.) OCS2017-24 |
LP mode is widely used to describe the light propagation in few mode fibers. Since an LP mode is a quasi-degenerate mod... [more] | OCS2017-24 pp.7-12 |
| IT, SIP, RCS | 2017-01-20 10:25 |
Osaka | Osaka City Univ. | Switched Eigen-mode transmission in multi-hop MIMO OFDM System Suguru Yasuraoka, Yusuke Dohi, Tetsushi Ikegami (Meiji Univ.) IT2016-83 SIP2016-121 RCS2016-273 |
Recently, many researches on multiple relay nodes for multihop MIMO transmission have been done. In this paper, we comp... [more] |
IT2016-83 SIP2016-121 RCS2016-273 pp.217-222 |
| AP, SAT, SANE (Joint) |
2016-07-21 14:50 |
Hokkaido | Otaru port marina | Characteristic Mode Analysis of Hemispherical Shell for Helmet Antenna Design Nobuhito Nomura, Naobumi Michishita, Hisashi Morishita (National Defence Academy) AP2016-51 |
Helmet antennas have been considered for integrating into the helmet for disaster prevention. To achieve the helmet ante... [more] | AP2016-51 pp.83-86 |
| RCS | 2016-04-22 14:10 |
Aomori | Romantopia, A Landscape of Forest and Stars, Hirosaki City | Multiuser Parallel Transmission by Sub Array Time Domain Beamforming on Massive MIMO using Higher Frequency Bands Kazuki Maruta, Atsushi Ohta, Takuto Arai, Yushi Shirato, Satoshi Kurosaki, Tatsuhiko Iwakuni, Masataka Iizuka (NTT) RCS2016-20 |
Drastic improvements of transmission rate and system capacity are required towards 5th generation mobile communications ... [more] | RCS2016-20 pp.111-116 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 16:55 |
Tokyo | Tokyo Institute of Technology | A Study of Time-varying Channel Tolerance of Receiving Technique in Multiple-Input Multiple-Output Eigenbeam Space Division Multiplexing Yusuke Dohi, Tetsushi Ikegami (Meiji Univ.) RCS2015-359 |
A degraded communication performance for feedback delay has been recognized in MIMO (multiple-input multiple-output) E-S... [more] | RCS2015-359 pp.157-162 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 15:05 |
Tokyo | Tokyo Institute of Technology | A design of user communication quality in linearly precoded MU-MIMO downlink system Guoyu Zhang, Yasunori Iwanami (N.I.T.) RCS2015-395 |
Recently, Muti-User MIMO (MU-MIMO) downlink system which uses multiple antennas at base station and accommodates multipl... [more] | RCS2015-395 pp.363-368 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 15:30 |
Tokyo | Tokyo Institute of Technology | A study of regenerative relay in linearly precoded MU-MIMO downlink Kentaro Iida, Yasunori Iwanami (N.I.T.) RCS2015-396 |
Recently, Muti-User MIMO (MU-MIMO) downlink system which uses multiple transmit antennas at base station and accommodate... [more] | RCS2015-396 pp.369-374 |
| MW | 2015-12-17 11:10 |
Tokyo | Tokyo Univ. of Science | Analysis on Broadband Characteristics for Planar Antenna with consideration for high order modes Jin Long, Akira Saitou, Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2015-135 |
Broadband characteristics are usually shown on wide-angle antennas. In this paper, the mechanism of this feature are ana... [more] | MW2015-135 pp.13-18 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-05 09:30 |
Okinawa | Okinawa Prefectural Museum & Art Museum | Multiuser Massive MIMO Exploiting First Eigenmode Transmission in Higher Frequency Bands Kazuki Maruta, Tatsuhiko Iwakuni, Atsushi Ohta, Yushi Shirato, Takuto Arai, Masataka Iizuka (NTT) RCS2015-205 |
Drastic improvements of transmission rate and system capacity are required towards 5th generation mobile communications ... [more] | RCS2015-205 pp.91-96 |
| CQ (2nd) |
2015-10-30 13:20 |
Osaka | [Poster Presentation]
A study on simplified adaptive modulation scheme in multi-user MIMO in block diagonalization Ryotaro Taniguchi, Kentaro Nishimori, Hayate Kimoto, Hideo Makino (Niigata Univ.) |
Multi-user MIMO (MU-MIMO), which realizes the communication with multiple user equipments (UEs) by having a large number... [more] | ||
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-30 10:30 |
Nagano | JA Naganoken Bldg. | [Poster Presentation]
A Study of Feedback for Channel State Information in Multiple-Input Multiple-Output Eigenbeam Space Division Multiplexing Yusuke Dohi, Tetsushi Ikegami (Meiji Univ.) RCC2015-24 NS2015-44 RCS2015-107 SR2015-25 ASN2015-34 |
A degraded communication performance from feedback delay has been recognized in multiple-input multiple-output (MIMO) ei... [more] | RCC2015-24 NS2015-44 RCS2015-107 SR2015-25 ASN2015-34 pp.35-40(RCC), pp.39-44(NS), pp.37-42(RCS), pp.53-58(SR), pp.75-80(ASN) |
| AP | 2015-06-11 14:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Miniaturization of horizontal polarization omni-directional antenna by characteristic modes analysis Hiroyuki Arai, Shen Wang (YNU) AP2015-36 |
Omni-directional horizontal polarization antenna is given by the small loop, the notch array and Halo antenna. The patte... [more] | AP2015-36 pp.25-28 |
| MW | 2015-05-28 16:30 |
Tokyo | The Univ. of Electro-Commun. | Analysis on Broadband Characteristics for Wide-Angle Planar Antenna Akira Saitou, Jin Long, Ryo Ishikawa, Kazuhiko Honjo (UEC) MW2015-26 |
Broadband characteristics of wide-angle antennas were analyzed for planar sectorial antennas on a substrate. Electromagn... [more] | MW2015-26 pp.31-36 |
| AP | 2015-04-23 10:20 |
Okinawa | Ishigaki City | Characteristics modes analysis of combined antenna Hiroyuki Arai, Shen Wang (YNU) AP2015-8 |
This paper presents characteristics modes analysis of a combined antenna by a disk loaded monopole and a notch array. Ch... [more] | AP2015-8 pp.37-40 |
| RCS, SR, SRW (Joint) |
2015-03-06 15:25 |
Tokyo | Tokyo Institute of Technology | A Study of Close Eigenvalues and Communication Performance in MIMO Eigenbeam Space Division Multiplexing Yusuke Dohi, Tetsushi Ikegami (Meiji Univ.) RCS2014-364 |
In MIMO Eigenbeam Space Division Multiplexing (E-SDM), it is already reported that increased velocity of phase angle var... [more] | RCS2014-364 pp.375-380 |
| CQ, IMQ, MVE, IE (Joint) [detail] |
2015-03-03 17:00 |
Tokyo | Seikei Univ. | [Special Invited Talk]
Research and Development on wireless contribution link technologies for 8K Super Hi-Vision Naohiko Iai (NHK) CQ2014-121 |
Research and development of Super Hi-vision has been promoted towards the next generation broadcasting to deliver the se... [more] | CQ2014-121 pp.55-58 |
| RCC | 2014-11-20 10:45 |
Tokyo | JAIST Tokyo satellite | Evaluation of Close Eigenvalues to Communication Performance in MIMO Eigenbeam Space Division Multiplexing Yusuke Dohi, Tetsushi Ikegami (Meiji Univ.) RCC2014-56 |
The effects of close Eigenvalues in communication performance were studied in MIMO Eigenbeam Space Division Multiplexing... [more] | RCC2014-56 pp.7-12 |
| WBS | 2014-10-03 13:00 |
Akita | Akita Prefectural University | Effect of PAPR reduction method with peak canceling signal allocation for Eigenmode MIMO-OFDM systems Yohei Onuki, Kouji Ohuchi (Shizuoka Univ.) WBS2014-32 |
Eigenmode MIMO is a transmission method, which can suppress interference between each channel and improve communication ... [more] | WBS2014-32 pp.1-5 |
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