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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2021-03-05 14:30 |
Online | Online | Design of Metamaterial Inspired Transmitter for Misalignment Insensitive Wireless Power Transfer System through Biological Tissues Takashi Miyamoto, Ramesh Pokharel, Kuniaki Yoshtomi, Adel Barakat, Shimaa Alshhawy, Jiang Xin (Kyushu Univ.)  MW2020-97 |
Conventional resonant inductive coupling wireless power transfer (WPT) systems encounter performance degradation while e... [more] | MW2020-97 pp.33-38 |
| SIP, IT, RCS | 2021-01-22 16:45 |
Online | Online | Theoretical Study of User-wise Joint Transmit-receive Diversity for Multi-user MIMO Communication Fumiyuki Adachi, Ryou Takahashi (Tohoku Univ.) IT2020-100 SIP2020-78 RCS2020-191 |
Multi-user MIMO spatial multiplexing has been recognized as an indispensable technique to significantly improve the spec... [more] | IT2020-100 SIP2020-78 RCS2020-191 pp.206-211 |
| SR, NS, SeMI, RCC, RCS (Joint) |
2020-07-08 14:15 |
Online | Online | Zero-forcing based Multi-user MIMO Coordinated with User-wise Joint Transmit-receive Diversity Fumiyuki Adachi, Ryo Takahashi (Tohoku Univ.) RCS2020-65 |
Multi-user MIMO multiplexing coordinated with spatial diversity is a promising technique to improve the transmission qua... [more] | RCS2020-65 pp.43-48 |
| RCS | 2020-06-26 14:05 |
Online | Online | Joint Transmit Power and 3-Dimentional Beamforming Control using Neural Networks for MIMO Small Cell Systems Shuaifeng Jiang, Yuyuan Chang, Kazuhiko Fukawa (Tokyo Tech) RCS2020-47 |
A densely deployed small cell system is expected to improve the system capacity of mobile communications. Since the neig... [more] | RCS2020-47 pp.145-150 |
| AP, WPT (Joint) |
2020-01-23 13:10 |
Kagawa | Sunport Hall Takamatsu | A study on Series Resonance Circuit for 2x2 MIMO-IPT Yugo Sakamaki, Quang-Thang Duong, Minoru Okada (NAIST) WPT2019-51 |
In an inductive power transfer (IPT) system consisting of one transmitting coil and one receiving coil, series resonant ... [more] | WPT2019-51 pp.13-17 |
| WPT (2nd) |
2019-10-31 - 2019-11-02 |
Overseas | Xidian University | [Invited Talk]
Illustration of Energy Flows in IPT Systems with Multiple Transmitters and/or Multiple Receivers Quang-Thang Duong, Minoru Okada (NAIST) |
Poynting vector analysis visualizes the directional energy flux in electromagnetic fields. This tool has been used in pr... [more] | |
| WPT (2nd) |
2019-10-31 - 2019-11-02 |
Overseas | Xidian University | [Poster Presentation]
Position-free Wireless Charging for Horizontally Placed Stylus Pen Hua Shen, Yan Shi (Xidian Univ.) |
Wireless charging research of stylus pen has received increasing attentions in the applications of iPad or tablet comput... [more] | |
| OCS, LQE, OPE | 2019-10-17 09:35 |
Kagoshima | Efficient Optical Alignment Technique for Multi-Lane TOSAs with Integrated Multiplexing with Free Space Optics Tadashi Murao, Keita Mochizuki, Kazutaka Ikeda, Mizuki Shirao, Kiyotomo Hasegawa, Hiroshi Aruga (Mitsubishi Electric) OCS2019-27 OPE2019-65 LQE2019-43 |
An efficient and low-cost optical alignment technique is for the first time established for compact multi-lane transmitt... [more] | OCS2019-27 OPE2019-65 LQE2019-43 pp.1-6 |
|
| RCS | 2019-06-19 15:05 |
Okinawa | Miyakojima Hirara Port Terminal Building | Joint Channel Control and Spatial Reuse Towards Starvation Mitigation in WLANs Hiroyasu Shimizu, Bo Yin, Koji Yamamoto (Kyoto Univ.), Hirantha Abeysekera (NTT) RCS2019-53 |
This paper proposes a decentralized scheme to improve the energy efficiency (EE) in dense wireless local area networks (... [more] | RCS2019-53 pp.97-102 |
| WPT, MW | 2019-04-22 13:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study on a Control Method of Transmitter Arrays for Suppressing Magnetic Field Leakage from Wireless Power Transfer Systems Daisuke Kobuchi, Yoshiaki Narusue, Yoshihiro Kawahara, Hiroyuki Morikawa (Univ.Tokyo) WPT2019-1 MW2019-1 |
Wireless power transfer using magnetic resonant coupling with a transmitter array can maintain high power transfer effi... [more] | WPT2019-1 MW2019-1 pp.1-6 |
| CAS, CS | 2019-03-09 13:35 |
Kanagawa | Shonan Institute of Technology | Success Prioritized Busy Doubled Backoff Algorithm for Non-persistent CSMA Daisuke Umehara (Kyoto Inst. of Tech.) CAS2018-152 CS2018-120 |
Persistent carrier-sense multiple access (CSMA) is undesirable for wide-area large-scale data gathering with battery-pow... [more] | CAS2018-152 CS2018-120 pp.75-79 |
| ICD, CPSY, CAS | 2018-12-21 13:50 |
Okinawa | Investigation of Design Method of Low-Power 64-QAM Transmitter Employing Backscattering Technique Kaede Miyauchi, Noboru Ishihara, Hiroyuki Ito (Titech) CAS2018-79 ICD2018-63 CPSY2018-45 |
With the widespread of IoT, it is thought that frequency will become tight even in short distance communication between ... [more] | CAS2018-79 ICD2018-63 CPSY2018-45 pp.7-9 |
|
| ICD, CPSY, CAS | 2018-12-23 09:30 |
Okinawa | [Poster Presentation]
FPGA Implementation of Digital Transmitters with RF Pulse-width Modulation Kazuto Yoshida, Takao Kihara, Tsutomu Yoshimura (OIT) CAS2018-105 ICD2018-89 CPSY2018-71 |
Common RF transmitters consist of high-cost analog circuits and linear power amplifiers (PA) consuming much power. We ca... [more] | CAS2018-105 ICD2018-89 CPSY2018-71 pp.105-106 |
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| ICD, CPSY, CAS | 2018-12-23 16:10 |
Okinawa | Comparison between Quadrature-modulation EPWM transmitters with a 90° and 180° hybrid in physical models Tomoaki Morita, Yohtraro Umeda (Tokyo Univ. of Science) CAS2018-115 ICD2018-99 CPSY2018-81 |
Quadrature-modulation envelope-pulse-width-modulation (EPWM) transmitter with a 180° (180HYB system) or 90° hybrid (90HY... [more] | CAS2018-115 ICD2018-99 CPSY2018-81 pp.153-158 |
|
| MW | 2018-12-13 15:45 |
Kanagawa | Kanagawa Univ. | Implementation of quadrature-modulation Transmitter for Generating Bi-level EPWM Signal Mizuki Kinoshita, Umeda Yohtaro (Tokyo Univ. of Science) MW2018-124 |
We report a class D power amplifier designed for use at 500 MHz. The power amplifier is fabricated as an integrated circ... [more] | MW2018-124 pp.61-65 |
| AP (2nd) |
2018-12-06 15:35 |
Kagoshima | Amami-city AiAi Hiroba | Experimental evaluation of mode selection method suitable for dual circular polarized OAM transmission Kazunori Yuri, Naoki Honma (Iwate Univ.) |
The authors have proposed a mode selection method to improve the achievable rate of an analog orbital angular momentum (... [more] | |
| CS | 2018-11-01 11:20 |
Ehime | The Shiki Museum | Success Prioritized Non-persistent CSMA with Sleep Function Daisuke Umehara (Kyoto Inst. of Tech.) CS2018-60 |
Persistent carrier-sense multiple access (CSMA) is undesirable for wide-area large-scale data gathering with battery-pow... [more] | CS2018-60 pp.25-29 |
| RCS | 2018-10-18 09:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Physical Cell ID Detection Probability Using Synchronization Signals for NR Radio Interface Kyogo Ohta, Aya Shimura, Mamoru Sawahashi (Tokyo City Univ.), Satoshi Nagata (NTT DOCOMO) RCS2018-151 |
This paper presents physical-layer cell identity (PCID) detection probability using precoding vector switching (PVS) tra... [more] | RCS2018-151 pp.7-12 |
| WPT, EE (Joint) |
2018-10-04 09:20 |
Kyoto | Kyoto Univ. Uji Campus | A Comparison Study of Transmission Efficiency and Transmitting and Receiving Power with Constant Power Supply in Wireless Power Transfer via Magnetic Resonant Coupling Haruko Nawada, Katsuhiro Hata, Takehiro Imura, Hiroshi Fujimoto, Yoichi Hori (The Univ. of Tokyo) WPT2018-37 |
Previously, in dynamic wireless power transfer, constant voltage control of the transfer-side has been performed so that... [more] | WPT2018-37 pp.45-50 |
| AP, MW (Joint) |
2018-09-21 09:30 |
Tokyo | Tokyo Tech | A 26GHz-band Image Enhancement Type 1-Bit DAC for Direct Digital RF Modulator Junhao Zhang, Masafumi Kazuno, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2018-62 |
We have proposed 1-bit bandpass ΔΣ modulator using high order image component as a configuration of direct digital RF mo... [more] | MW2018-62 pp.17-21 |
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