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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2023-02-16 10:20 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
Reflectarrays Focusing on Angle of Specular Reflection Outside The Operating Frequency Band Nozomi Chiku, Keisuke Konno, Qiang Chen (Tohoku Univ.)  AP2022-211 |
In this study, we propose a reflectarray covered by a band-pass frequency selective surface (FSS). By frequency selectiv... [more] | AP2022-211 pp.79-82 |
| SR, UWT (Joint) |
2023-01-26 15:50 |
Tokyo | Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
Differential OFDM Software MODEMs for Underwater Acoustic Communications Taichi Fujita, Kouichi Hashimoto, Hiroshi Kubo (Ritsumeikan Univ.) |
It is well-known that underwater acoustic communications (UWACs) play an important role in underwater mobile communicati... [more] | |
| IT, RCS, SIP | 2023-01-25 14:10 |
Gunma | Maebashi Terrsa (Primary: On-site, Secondary: Online) |
Differential OFDM with Parallel Blind Demodulation Employing Different Re-Samplers for Underwater Acoustic Communications Taichi Fujita, Hiroshi Kubo (Ritsumeikan Univ.) IT2022-63 SIP2022-114 RCS2022-242 |
Underwater acoustic communications (UWAC) suffer from double selectivity, where doubly-selective channels suffer from se... [more] | IT2022-63 SIP2022-114 RCS2022-242 pp.196-201 |
| RCS, AP, UWT (Joint) |
2022-11-15 14:55 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Differential OFDM for Severe Doubly-Selective Channels of Underwater Acoustic Communications Hiroshi Kubo, Taichi Fujita, Kouichi Hashimoto, Takumi Yoshimura (Ritsumeikan Univ.) RCS2022-162 |
It is well known that wireless transmission technologies employing spatial combining and adaptive equalization and those... [more] | RCS2022-162 pp.43-48 |
| RCS, SIP, IT | 2022-01-20 10:55 |
Online | Online | Terrestrial Acoustic Communications Employing Transmit Precoding and Channel Interpolation Katsuyoshi Yamamoto, Hiroshi Kubo (Ritsumeikan Univ.) IT2021-31 SIP2021-39 RCS2021-199 |
This paper proposes 72kbps terrestrial acoustic communications (TRAC) using commercial acoustic electronic equipment and... [more] | IT2021-31 SIP2021-39 RCS2021-199 pp.18-23 |
| RCS, NS (Joint) |
2021-12-16 13:00 |
Nara | Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Performance Evaluation of SC-FDE Considering Radiation Pattern in Millimeter-wave and Terahertz Broadband Communications Yuto Oyamada, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) RCS2021-178 |
With the growing demand for wireless mobile services and the development of fifth- and sixth-generation mobile communica... [more] | RCS2021-178 pp.19-23 |
| RCS | 2021-06-24 13:30 |
Online | Online | Comparison of Differential OFDM Systems Employing Multiple Differential Detection with Channel Prediction in Doubly Selective Channels Taichi Fujita, Kota Iwamoto, Hiroshi Kubo (Ritsumeikan Univ.) RCS2021-56 |
In this paper, we compare the performance of differential orthogonal frequency division multiplexing (OFDM) for underwat... [more] | RCS2021-56 pp.163-168 |
| RCS | 2021-06-24 13:40 |
Online | Online | A Transmission Efficiency Improvement Scheme for Software Acoustic MODEMs of Differential OFDM Koki Toyoda, Hiroshi Kubo (Ritsumeikan Univ.) RCS2021-57 |
This paper discusses differential orthogonal frequency division multiplexing (DOFDM) software modems for underwater acou... [more] | RCS2021-57 pp.169-174 |
| RCS, SR, SRW (Joint) |
2021-03-04 11:35 |
Online | Online | [Poster Presentation]
A Study on Fading Variation Estimation Employing Deep Learning Based on Level Crossing Rate Koshiro Kawachi, Yukiko Shimbo, Hirofumi Suganuma, Fumiaki Maehara (Waseda Univ.) RCS2020-233 SR2020-72 SRW2020-62 |
Fifth-generation (5G) mobile communication systems entail various scenarios such as enhanced mobile broadband (eMBB), ul... [more] | RCS2020-233 SR2020-72 SRW2020-62 pp.155-156(RCS), pp.48-49(SR), pp.43-44(SRW) |
| NS, RCS (Joint) |
2020-12-17 11:50 |
Online | Online | Improvement of EVM for Downlink NOMA with Blind Nonlinear Compensation Scheme in Frequency Selective Channel Jun Nagai, Yasushi Yamao, Koji Ishibashi (Univ. of Electro-Communications) RCS2020-136 |
In 5th generation mobile communication system (5G) and beyond, non-orthogonal multiple access (NOMA) has been studied to... [more] | RCS2020-136 pp.13-18 |
| NS, RCS (Joint) |
2020-12-18 10:00 |
Online | Online | A Study on Performance Analysis of Single-carrier Modulation with Frequency Domain Equalization in Millimeter-wave and Terahertz Broadband Communications Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) RCS2020-143 |
This report investigates the system capacity of millimeter-wave (mm-wave) and terahertz (THz) broadband communications w... [more] | RCS2020-143 pp.50-53 |
| SAT, RCS (Joint) |
2020-08-21 15:35 |
Online | Online | Differential trellis-coded OFDM employing multiple differential detection with channel prediction for severe doubly-selective environment Kota Iwamoto, Tetsuro Kubo, Hiroshi Kubo (Ritsumeikan Univ.) RCS2020-89 |
This paper proposes differential trellis-coded orthogonal frequency division multiplexing (OFDM) for severe time and fre... [more] | RCS2020-89 pp.55-60 |
| SAT, RCS (Joint) |
2020-08-21 16:25 |
Online | Online | Multi-level QAM Single Carrier Block Transmission Scheme for Acoustic Communications and Consideration of the Frame Structure Katsuyoshi Yamamoto, Hiroshi Kubo (Ritsumeikan Univ.) RCS2020-91 |
This paper discusses effective frame structure for single carrier block (SCB) transmission in a double selectivity envir... [more] | RCS2020-91 pp.69-74 |
| IT, SIP, RCS | 2020-01-24 12:35 |
Hiroshima | Hiroshima City Youth Center | Differential Orthogonal Frequency-Division Multiplexing Employing AFC for Time-Varying Doppler Shifts in Underwater Acoustic Communications Yui Nakai, Yuka Tanaka, Hiroshi Kubo (Ritsumeikan Univ.) IT2019-70 SIP2019-83 RCS2019-300 |
This paper proposes differential orthogonal frequency division multiplexing (OFDM) employing automatic frequency control... [more] | IT2019-70 SIP2019-83 RCS2019-300 pp.197-202 |
| IT, SIP, RCS | 2020-01-24 13:00 |
Hiroshima | Hiroshima City Youth Center | Performance of Doubly Differential OFDM Employing an Intercarrier Interference Self-Canceller for Underwater Acoustic Communications Yuka Tanaka, Yui Nakai, Hiroshi Kubo (Ritsumeikan Univ.) IT2019-71 SIP2019-84 RCS2019-301 |
This paper proposes doubly differential orthogonal frequency division multiplexing (OFDM) for underwater acoustic commun... [more] | IT2019-71 SIP2019-84 RCS2019-301 pp.203-208 |
| WBS (2nd) |
2019-12-17 - 2019-12-18 |
Aichi | Hotel Kinsenkaku | Design and Implementation of Selective Visible Light Communication for Multiple Video Cameras using a Single LED Illumination Arata Hirano, Shota Shimada, Hiroki Watanabe (Hokkaido Univ.), Hiromichi Hashizume (NII), Masanori Sugimoto (Hokkaido Univ.) |
In this paper, we propose a selective visible light communication technique using a single light source and multiple vid... [more] | |
| NC, MBE | 2019-12-06 13:00 |
Aichi | Toyohashi Tech | Developing a frequency-selective piezoelectric acoustic sensor highly sensitive to the audible frequency range of rodents Takumi Kuwano, Jun Nishikawa, Takashi Tateno (Hokkaido Univ.) MBE2019-50 NC2019-41 |
In this study, we are planning to develop a piezoelectric acoustic sensor that responds to the audible frequency range o... [more] | MBE2019-50 NC2019-41 pp.31-36 |
| RCS | 2019-06-21 10:00 |
Okinawa | Miyakojima Hirara Port Terminal Building | Double Differential OFDM Employing an Intercarrier Interference Self-Canceller for Underwater Acoustic Communications Yuka Tanaka, Yui Nakai, Hiroshi Kubo (Ritsumeikan Univ.) RCS2019-85 |
This paper proposes doubly differential orthogonal frequency division multiplexing (OFDM) for underwater acoustic commun... [more] | RCS2019-85 pp.279-284 |
| MW | 2018-12-14 14:10 |
Kanagawa | Kanagawa Univ. | Investigation of micro sample heating for wide frequency band by open end coaxial irradiation system Jun-ichi Sugiyama, Chika Sato (AIST) MW2018-135 |
When enzyme reaction is carried out under microwave irradiation, reaction selectivity and reaction rate improvement diff... [more] | MW2018-135 pp.115-120 |
| MW | 2018-11-16 11:30 |
Nagasaki | Fukue Cultural Hall | Realization of Flat Passband Characteristics for BPF Using Resistor Loaded Hairpin Shaped Resonators Tomohiro Tsukushi, Satoshi Ono, Koji Wada (UEC) MW2018-109 |
In this study, firstly, the single mode resistor loaded hairpin shaped resonator is proposed. It is shown using some equ... [more] | MW2018-109 pp.89-94 |
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