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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2024-03-15 13:00 |
Fukui | UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
A Study on K-factor estimation accuracy using momentum method for designing narrowband IoT communication system DR-IoT Naoki Ikeda, Motonari Imai, Takato Ikegame, Tetsushi Ikegami (Meiji Univ.), Susumu Ishihara (Shizuoka Univ.), Arata Kato, Syugo Kajita (スペースタイムエンジニアリング), Hiroshi Yamamoto (Ritsumeikan Univ.), Mineo Takai (Osaka Univ.)  AP2023-215 |
A versatile variable-range IoT communication system using the VHF-high band， Diversified-Range IoT (DR-IoT)is being cons... [more] | AP2023-215 pp.80-84 |
| AP | 2024-03-15 16:00 |
Fukui | UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
Improved Accuracy of AOA Estimation of Moving Object in Nakagami-Rice Propagation Environments Kazuhiro Honda, Yuto Sekino (Univ. of Toyama) AP2023-221 |
To ensure the success of upcoming car-to-car networks, we are developing a 4 × 4 multiple-input multiple-output (MIMO) a... [more] | AP2023-221 pp.109-114 |
| RCC, ISEC, IT, WBS | 2024-03-13 16:35 |
Osaka | Osaka Univ. (Suita Campus) | A Study on Polar Codes Design with Robustness against Channel SNR Fluctuation Hidetake Matsui, Hideki Ochiai (YNU) IT2023-102 ISEC2023-101 WBS2023-90 RCC2023-84 |
Polar codes are known to achieve high reliability with low decoding complexity. The design of polar codes requires the s... [more] | IT2023-102 ISEC2023-101 WBS2023-90 RCC2023-84 pp.179-184 |
| MW | 2024-03-01 10:15 |
Okayama | Okayama Prefectural University (Primary: On-site, Secondary: Online) |
28-GHz-Band GaN HEMT Outphasing Amplifier MMIC Designed by Considering Insertion Loss at Dual-Power-Level Optimization Taiki Kobayashi, Kazuhiko Honjo, Ryo Ishikawa (UEC) MW2023-189 |
The development of the fifth generation mobile communications (5G) will use higher frequencies such as millimeter wave b... [more] | MW2023-189 pp.74-77 |
| AP | 2024-02-16 10:00 |
Mie | Sinfonia Technology Hibiki Hall Ise (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Consideration of Equivalence between Omuni and Direction Antennain in mm-Waves Radio Environment Measurements Toshiki Hozen, Ryo Yamaguchi, Kazuma Tomimoto, Tomonori Ikeda (Softbank) AP2023-193 |
Omnidirectional antennas are frequently used in the propagation evaluation of radio environments, but their use in the m... [more] | AP2023-193 pp.34-38 |
| SIP, IT, RCS | 2024-01-18 15:45 |
Miyagi | (Primary: On-site, Secondary: Online) |
Performance Enhancement of Periodic Convolutional Spreading CDMA System over Fast Fading Channels Koseki Suda (UEC), Chenggao Han (Foxcom) IT2023-51 SIP2023-84 RCS2023-226 |
In this paper, we propose a method for improving the performance of CDMA systems using the Concatenative Complete Comple... [more] | IT2023-51 SIP2023-84 RCS2023-226 pp.109-114 |
| MIKA (3rd) |
2023-10-11 14:30 |
Okinawa | Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Field experiment on mobile radio propagation characteristics in the VHF-High band
-- Path loss and Fading characteristics -- Naoki Ikeda, Motonari Imai, Takato Ikegame, Tetsushi Ikegami (Meiji Univ.), Susumu Ishihara (Shizuoka Univ.), Hiroshi Yamamoto (Ritumeikan Univ.), Arata Kato, Syugo Kajita, Mineo Takai (STE) |
In the VHF-High band (207.5 MHz to 222 MHz), the DR-IoT (Diversified-Range/Disaster-Response IoT), a quasi-narrow-band w... [more] | |
| EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] | 2023-07-21 10:00 |
Hokkaido | Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
High-speed Fading Measurement of Millimeter-wave Broadband Signals Kazuki Tsushima (Waseda Univ.), Keizo Inagaki (NICT), Kunihisa Jitsuno, Arata Ogaki, Keisuke Miyano, Tetsuya Kawanishi (Waseda Univ.) EMT2023-38 MW2023-56 OPE2023-38 EST2023-38 MWPTHz2023-34 |
In wireless communications, fading is a propagation characteristic that degrades communication quality. Millimeter wave ... [more] | EMT2023-38 MW2023-56 OPE2023-38 EST2023-38 MWPTHz2023-34 pp.151-154 |
| AP, SANE, SAT (Joint) |
2023-07-13 09:50 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
OTA Experiments on the Angular Accuracy of a Circular DLMP Array Using the Mean Unit Vector Method Yuto Sekino, Kazuhiro Honda (Univ. of Toyama) AP2023-42 |
To ensure the success of upcoming car-to-car networks, we proposed a 4 × 4 multiple-input multiple-output (MIMO) antenna... [more] | AP2023-42 pp.59-64 |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-14 13:10 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Verification of fading simulators based on 3GPP map-based hybrid channel model with 28 GHz measurement Hirokazu Yamakura, Yoto Emori, Yukiko Kishiki (KKE) RCS2023-97 |
Map-based hybrid channel models have been reported as one of the expected models to apply for the wireless communication... [more] | RCS2023-97 pp.91-96 |
| RCS | 2023-06-16 09:50 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
A Study on Blind Self-Interference Canceller with Adaptive Differential Delay for IBFD in Frequency-Selective Fading Channels Koichi Nishikawa, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2023-67 |
Self Interference (SI) cancellation is essential to realize in-band full duplex (IBFD) communications. As a method of ... [more] |
RCS2023-67 pp.229-234 |
| AP | 2023-05-11 10:30 |
Okinawa | Okinawa Gender Equality Center (Primary: On-site, Secondary: Online) |
Spherical Cap Structure MIMO-OTA Apparatus for Generating the Cluster Propagation Environments Kazuhiro Honda (Univ. of Toyama) AP2023-8 |
In order to realize the cluster propagation environments that forms a Gaussian distribution in the vertical and horizont... [more] | AP2023-8 pp.1-6 |
| WPT | 2023-03-16 11:50 |
Kyoto | Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Operating Analysis of Doherty-Outphasing Hybrid Power Amplifier on Saturation Region Daisuke Yasunobu, Ren Furumoto, kenjirou Nishikawa (Kagoshima Univ.) WPT2022-33 |
In WiCoPT systems, which can transmit information and power simultaneously, modulated signals with high PAPR are used. T... [more] | WPT2022-33 pp.14-18 |
| RCS, SR, SRW (Joint) |
2023-03-03 09:25 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Development of fading simulators based on the 3GPP map-based hybrid channel model and its basic study Hirokazu Yamakura, Yoto Emori, Koichi Seki, Yukiko Kishiki (KKE) RCS2022-282 |
Channel models up to 100 GHz have been reported, which are composed of both the general stochastic channel and the deter... [more] | RCS2022-282 pp.190-195 |
| MW | 2022-12-15 15:25 |
Mie | Jingu-Kaikan(Ise) (Primary: On-site, Secondary: Online) |
Two-Power-Level Impedance Match for Out-phasing Amplifier Takashi Maehata, Takashi Sumiyoshi (SEI), Ren Furumoto, Kenjiro Nishikawa (Kagoshima University) MW2022-136 |
The outphasing amplifier (OPA) has been attracting attention as an amplifier that achieves high efficiency from saturate... [more] | MW2022-136 pp.27-32 |
| RCC, ITS, WBS | 2022-12-14 10:40 |
Shiga | Ritsumeikan Univ. BKC (Primary: On-site, Secondary: Online) |
A decision feedback channel estimation method using a linear extrapolation based equalization for OFDM systems Masato Kibune, Kouji Ohuchi (Shizuoka Univ.) WBS2022-44 ITS2022-20 RCC2022-44 |
(To be available after the conference date) [more] | WBS2022-44 ITS2022-20 RCC2022-44 pp.54-59 |
| RCS, AP, UWT (Joint) |
2022-11-16 09:30 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
A behavior of user-driven multiuser joint transmit-receive diversity in an asymmetric MIMO fading channel Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2022-163 |
In this paper, we study user-driven multi-user JTRD. In user-driven multi-user JTRD, each user terminal (UE) determines ... [more] | RCS2022-163 pp.49-54 |
| MW | 2022-11-15 13:00 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Improvement of Output Back-off Performance on Outphasing Operation by Using 50-Ω Design Power Amplifiers at Quasi-Millimeter-Wave Band Nao Ashizawa, Kazuhiko Honjo, Ryo Ishikawa (UEC) MW2022-111 |
In order to handle digital modulation signals used in beyond 5G systems, RF power amplifiers with a wide-dynamic-range c... [more] | MW2022-111 pp.13-18 |
| MW | 2022-11-15 13:25 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
Doherty-Outphasing Hybrid power amplifier for WiCoPT WPT system Ren Furumoto, Daisuke Yasunobu, Kenjiro Nishikawa (Kagoshima Univ.) MW2022-112 |
WiCoPT system, which can transfer data and power simultaneously, employs modulated signals. Therefore, a transmitter of ... [more] | MW2022-112 pp.19-24 |
| RCS | 2022-10-27 09:55 |
Ehime | Ehime University, and online (Primary: On-site, Secondary: Online) |
Performance of OFDM Receiver Combining PSA-EKF Phase Noise Compensation and One-Tap Equalization for Radio Backhaul Links Ryota Kuribayashi, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC) RCS2022-129 |
This paper proposes OFDM receiver structure that includes one-tap equalization between pilot symbol assisted (PSA) phase... [more] | RCS2022-129 pp.7-12 |
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