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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| R | 2024-06-13 14:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg (Primary: On-site, Secondary: Online) |
A Note on Model-Based Performance Evaluation of Web Server Clusters under Random Load Balancing Strategy Junjun Zheng, Hiroyuki Okamura, Tadashi Dohi (Hiroshima Univ.) |
(To be available after the conference date) [more] | |
| AP, SANE, SAT (Joint) |
2022-07-29 15:55 |
Hokkaido | Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Massive MIMO OTA Evaluation method with Controllable the Number of Paths Kazuhiro Honda, Rio Kitamura (Univ. of Toyama)  AP2022-63 |
In our previous study, an Over-The-Air (OTA) evaluation method for massive MIMO antenna systems with controllable the nu... [more] | AP2022-63 pp.162-167 |
| AP | 2022-02-18 14:55 |
Online | Online | On Array Antenna Gain in Closely-Spaced Arrangement Yoshio Karasawa AP2021-177 |
Theoretically, the gain of the array antenna fed in-phase by the omnidirectional antenna elements will approach 1 as the... [more] | AP2021-177 pp.104-109 |
| SANE | 2021-11-12 10:10 |
Online | Online | [Invited Talk]
Applications of Electromagnetic Array-Factor for Radar Engineering Hirokazu Kobayashi (Electromagnetic Wave System Lab.) SANE2021-54 |
Array-factor (AF) theory is the widely and commonly method used to calculate and design array antenna pattern. Assuming ... [more] | SANE2021-54 pp.114-123 |
| MIKA (3rd) |
2021-10-29 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Design of optimized for multiple frequency shaped beam reflectarray antenna Sanshiro Shigemitsu, Shigeru Makino, Shota Takino (KIT) |
Previous research has applied aberration theory to an evaluation method that can easily evaluate the ideal reflection ph... [more] | |
| RCS, SR, SRW (Joint) |
2020-03-04 09:00 |
Tokyo | Tokyo Institute of Technology (Cancelled but technical report was issued) |
On Capacity of Massive MIMO in Maltiuser Operation [III]
-- A Simple Calculation Scheme of Channel Capacity in SMST Transmission -- Yoshio Karasawa RCS2019-331 |
In our previous report [1], we focused on the channel capability of Massive MIMO and investigated the relationship among... [more] | RCS2019-331 pp.57-62 |
| IT, SIP, RCS | 2020-01-24 16:40 |
Hiroshima | Hiroshima City Youth Center | On Capacity of Massive MIMO in Multiuser Operation [II]
-- In the case of LOS environments -- Yoshio Karasawa IT2019-85 SIP2019-98 RCS2019-315 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship among var... [more] | IT2019-85 SIP2019-98 RCS2019-315 pp.291-296 |
| AP | 2019-12-12 13:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | On Capacity of Massive MIMO in Multiuser Operation Yoshio Karasawa AP2019-142 |
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship with the ... [more] | AP2019-142 pp.1-6 |
| SDM, ICD, ITE-IST [detail] | 2019-08-08 10:00 |
Hokkaido | Hokkaido Univ., Graduate School /Faculty of Information Science and | Application of Extreme Value Theory to Statistical Analyses of Worst Case SRAM Data Retention Voltage Tomoko Mizutani, Kiyoshi Takeuchi, Takuya Saraya, Masaharu Kobayashi, Toshiro Hiramoto (Univ. of Tokyo) SDM2019-41 ICD2019-6 |
The extreme value theory was applied to the estimation of the maximum SRAM data retention voltage (DRV). It was found th... [more] | SDM2019-41 ICD2019-6 pp.27-30 |
| WBS, ITS, RCC | 2018-12-06 10:00 |
Okinawa | Miyako Island Hirara Port Terminal Bldg. | [Poster Presentation]
A study on the relationship between channel matrices and communication performance in indoor optical wireless MIMO systems Hirotoshi Sugiura, Kentaro Kobayashi, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) WBS2018-35 ITS2018-18 RCC2018-66 |
In optical wireless MIMO (OWC-MIMO) systems, the channel matrices are controllable by changing design of optical compone... [more] | WBS2018-35 ITS2018-18 RCC2018-66 pp.47-52 |
| RCS, AP (Joint) |
2018-11-20 14:40 |
Okinawa | Okinawa Industry Support Center | [Invited Lecture]
Channel Capacity of Massive MIMO in Fading Environments with Spatial Correlation Yoshio Karasawa AP2018-110 RCS2018-187 |
In space diversity, the spatial fading correlation between two adjacent branches of an array antenna leads to degradatio... [more] | AP2018-110 RCS2018-187 pp.47-52(AP), pp.55-60(RCS) |
| RCS, AP (Joint) |
2018-11-22 11:00 |
Okinawa | Okinawa Industry Support Center | A simple evaluation method of residual aberration in reflect arrays Aoi Kotoura, Shigeru Makino, Yoshimi Sunaga (KIT), Michio Takikawa, Hiromasa Nakajima (Mitsubishi Electric) AP2018-132 |
In the conventional method of evaluating the phase error frequency characteristic, the relationship between the phase er... [more] | AP2018-132 pp.171-175 |
| IMQ | 2018-10-19 14:05 |
Kyoto | Kyoto Institute of Technology | Evaluation of Imaging Method by the Video Coding Efficiency and Its Analysis Kenji Sugiyama, Go Kasahara (Seikei Univ.) IMQ2018-12 |
In color imaging, single sensor system with color filter array (CFA) is popular, especially with Bayer CFA. The improvem... [more] | IMQ2018-12 pp.7-12 |
| AP, RCS (Joint) |
2017-11-10 11:15 |
Fukuoka | Fukuoka University | Performance Improvement of DOA Estimation of Desired Signals Using Multiple Cyclic Correlations Yuta Kamiya, Nobuyoshi Kikuma, Kunio Sakakibara (NITech) AP2017-138 |
The cyclic method performs the direction-of-arrival (DOA) estimation of the desired waves by using cyclic correlations b... [more] | AP2017-138 pp.167-172 |
| ICD, CPSY | 2016-12-15 11:20 |
Tokyo | Tokyo Institute of Technology | A Variable Pipeline Reconfigurable Accelerator in 3-D stack implementation Naoki Ando, Koichiro Masuyama, Hideharu Amano (Keio Univ.) ICD2016-54 CPSY2016-60 |
(To be available after the conference date) [more] | ICD2016-54 CPSY2016-60 pp.19-24 |
| EMT, IEE-EMT | 2016-11-18 13:20 |
Wakayama | Shirahama Coganoi Resort & Spa | Mitigation of stripe noise problem using a calibration process dependent on antenna RF paths in landmine visualization systems with one-dimensional array antennas Erika Koyama, Akira Hirose (Tokyo Univ.) EMT2016-59 |
We previously presented a landmine visualization system with a one-dimensional array antenna using complex-valued self-o... [more] | EMT2016-59 pp.133-138 |
| EA, ASJ-H, IPSJ-MUS [detail] | 2016-10-14 14:30 |
Ishikawa | Noto Omakidai (Nanao) | A compression method for multi-channel signal based on the principal component analysis Hironori Sato, Arif Herusetyo Wicaksono, Shuichi Sakamoto, Cesar Daniel Salvador, Jorge Trevino, Yoiti Suzuki (Tohoku University) EA2016-32 |
Network usage costs are a serious obstacle to the transmission of multi-channel microphone arrays recordings when commun... [more] | EA2016-32 pp.7-11 |
| MI, MICT | 2016-09-16 15:10 |
Tokyo | Koganei Campus, Tokyo University of Agriculture and Technology | Object Oriented Data Analysis for Volumetric Medical Data using Multiway Principal Component Analysis Hayato Itoh, Atsushi Imiya (Chiba Univ.), Tomoya Sakai (Nagasaki Univ.) MICT2016-43 MI2016-57 |
For object oriented data analysis of volumetric medical data, we introduce principal component analysis for the third or... [more] | MICT2016-43 MI2016-57 pp.41-46 |
| AP | 2016-08-23 14:25 |
Nagasaki | Nagasaki Univ. | A study on Eigenvalue Characteristics of Large-MIMO Channel in Street Cell Environments Shun Kanda, Tokio Taga (Kwansei Gakuin Univ.) AP2016-86 |
This paper shows some prediction results of as a radio cell environment for the high frequency band fifth generation mob... [more] | AP2016-86 pp.101-106 |
| AP, SAT, SANE (Joint) |
2016-07-20 16:20 |
Hokkaido | Otaru port marina | Improvement of RV-MUSIC using Unitary Transformation and Orthogonal Complement Koji Sonoyama, Takashi Matsubara, Takakazu Kurokawa (NDA) AP2016-42 |
Direction-of-arrival (DOA) estimation with an array antenna includes MUSIC and ESPRIT. MUSIC needs big computational com... [more] | AP2016-42 pp.31-36 |
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