Keyword : wireless power transfer


Experimental Study on a Retrodirective System Utilizing Harmonic Reradiation from Rectenna
Tomohiko MITANI Shogo KAWASHIMA Naoki SHINOHARA 
Publication:   
Publication Date: 2019/10/01
Vol. E102-C  No. 10 ; pp. 666-672
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technologies)
Category: 
Keyword: 
wireless power transferrectennaharmonics reradiationretrodirective systemdirection-of-arrival estimation
 Summary | Full Text:PDF(1014.2KB)

Efficiency-Enhancement of 2.45-GHz Energy Harvesting Circuit Using Integrated CPW-MS Structure at Low RF Input Power
Mohamed M. MANSOUR Haruichi KANAYA 
Publication:   
Publication Date: 2019/05/01
Vol. E102-C  No. 5 ; pp. 399-407
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
antennacoplanarenergy harvestingrectifierslotwireless power transfer
 Summary | Full Text:PDF(3.7MB)

Energy Efficient Resource Allocation Algorithm for Massive MIMO Systems Based on Wireless Power Transfer
Xiao-yu WAN Xiao-na YANG Zheng-qiang WANG Zi-fu FAN 
Publication:   
Publication Date: 2019/02/01
Vol. E102-B  No. 2 ; pp. 351-358
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
massive multiple input multiple outputsenergy efficiencyresource allocationfractional programmingwireless power transfer
 Summary | Full Text:PDF(1.5MB)

Adaptive Wireless Power Transfer System without Feedback Information Using Single Matching Network
Jae-Ho LEE Dong-Wook SEO 
Publication:   
Publication Date: 2019/02/01
Vol. E102-B  No. 2 ; pp. 257-265
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2017)
Category: Wireless Power Transfer
Keyword: 
inductive linkoperating power gainpower transfer efficiencyreflection coefficientwireless chargingwireless power transfer
 Summary | Full Text:PDF(2.6MB)

Resource Allocation in Multi-Cell Massive MIMO System with Time-Splitting Wireless Power Transfer
Jia-Cheng ZHU Dong-Hua CHEN Yu-Cheng HE Lin ZHOU Jian-Jun MU 
Publication:   
Publication Date: 2018/11/01
Vol. E101-B  No. 11 ; pp. 2331-2339
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
convex approximationmassive MIMOpower allocationtime-splittingwireless power transfer
 Summary | Full Text:PDF(1.4MB)

Research on the Impedance Characteristic of a Two-Coil Wireless Power Transfer System
Suqi LIU Jianping TAN Xue WEN 
Publication:   
Publication Date: 2018/09/01
Vol. E101-C  No. 9 ; pp. 711-717
Type of Manuscript:  PAPER
Category: Electronic Circuits
Keyword: 
wireless power transferfrequency splitting phenomenonimpedance characteristicpower superposition principle
 Summary | Full Text:PDF(1.2MB)

Optimization of Resonant Capacitance in Wireless Power Transfer System with 3-D Stacked Two Receivers
Shusuke YANAGAWA Ryota SHIMIZU Mototsugu HAMADA Toru SHIMIZU Tadahiro KURODA 
Publication:   
Publication Date: 2018/07/01
Vol. E101-C  No. 7 ; pp. 488-492
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
wireless power transfermultiple receiversefficiencycrosstalk
 Summary | Full Text:PDF(611.6KB)

Analysis of a Wireless Power Transfer System by the Impedance Expansion Method Using Fourier Basis Functions
Nozomi HAGA Masaharu TAKAHASHI 
Publication:   
Publication Date: 2018/07/01
Vol. E101-B  No. 7 ; pp. 1708-1715
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
wireless power transfermethod of momentsimpedance expansion methodFourier basis functions
 Summary | Full Text:PDF(575.7KB)

Far-End Reactor Matching to a Traveling Load Along an RF Power Transmission Line
Sonshu SAKIHARA Satoshi KITABAYASHI Naoki SAKAI Takashi OHIRA 
Publication:   
Publication Date: 2018/02/01
Vol. E101-A  No. 2 ; pp. 396-401
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques and Related Topics)
Category: 
Keyword: 
wireless power transferimpedance matchingvariable reactorstanding wavesmoving load
 Summary | Full Text:PDF(4.4MB)

Cavity Resonator Wireless Power Transfer in an Enclosed Space with Scatterers Utilizing Metal Mesh
Ippei TAKANO Daigo FURUSU Yosuke WATANABE Masaya TAMURA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-C  No. 10 ; pp. 841-849
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
wireless power transfercavity resonatorwireless harnessenclosed spaceNLOSfrequency selective surface
 Summary | Full Text:PDF(1.7MB)

Experimental Study on a 5.8 GHz Power-Variable Phase-Controlled Magnetron
Bo YANG Tomohiko MITANI Naoki SHINOHARA 
Publication:   
Publication Date: 2017/10/01
Vol. E100-C  No. 10 ; pp. 901-907
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
5.8 GHz magnetronphase locked loopwireless power transferphased array
 Summary | Full Text:PDF(2MB)

Internal Power Loss Formulas of Lumped-Element Matching Circuits for High-Efficiency Wireless Power Transfer
Kyohei YAMADA Naoki SAKAI Takashi OHIRA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/10/01
Vol. E99-C  No. 10 ; pp. 1182-1189
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
wireless power transferimpedance matchingQ factorinternal lossformulation
 Summary | Full Text:PDF(541.5KB)

FEM Simulations of Implantable Cardiac Pacemaker EMI Triggered by HF-Band Wireless Power Transfer System
Naoki TANAKA Takashi HIKAGE Toshio NOJIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/07/01
Vol. E99-C  No. 7 ; pp. 809-812
Type of Manuscript:  BRIEF PAPER
Category: 
Keyword: 
implantable cardiac pacemakerwireless power transferelectromagnetic interferencefinite element method (FEM)
 Summary | Full Text:PDF(1.4MB)

A Novel Resonator Design for Q Factor Improvement Using Tightly-Coupled Parallel Coils in Coupled Magnetic Resonance Wireless Power Transfer
Cheng YANG Koichi TSUNEKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2016/03/01
Vol. E99-B  No. 3 ; pp. 685-694
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
wireless power transfercoupled magnetic resonanceresonatorQ factortransfer efficiency
 Summary | Full Text:PDF(13.3MB)

Experiment on Driving a Low-Power DC Motor by Microwave Power Transfer in Continuous-Wave and Pulsed-Wave
Yong HUANG Tomohiko MITANI Takaki ISHIKAWA Naoki SHINOHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/07/01
Vol. E98-C  No. 7 ; pp. 693-700
Type of Manuscript:  Special Section PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: Power Applications
Keyword: 
continuous-waveDC motorDC-DC converterrectenna arraymicrowave power transferpulsed-wavewireless power transfer
 Summary | Full Text:PDF(1.1MB)

Rectenna Design and Signal Optimization for Electromagnetic Energy Harvesting and Wireless Power Transfer
Apostolos GEORGIADIS Ana COLLADO Kyriaki NIOTAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/07/01
Vol. E98-C  No. 7 ; pp. 608-612
Type of Manuscript:  INVITED PAPER (Special Section on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
rectennaenergy harvestingwireless power transferresistance compression networkrectifier
 Summary | Full Text:PDF(911.3KB)

Quasistatic Approximation for Exposure Assessment of Wireless Power Transfer
Ilkka LAAKSO Takuya SHIMAMOTO Akimasa HIRATA Mauro FELIZIANI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/07/01
Vol. E98-B  No. 7 ; pp. 1156-1163
Type of Manuscript:  INVITED PAPER (Special Section on Electromagnetic Compatibility Technology in Conjunction with Main Topics of EMC'14/Tokyo)
Category: 
Keyword: 
wireless power transferhuman exposuredosimetry
 Summary | Full Text:PDF(2.2MB)

Analysis and Performance Improvement of Independent Electric Coupled Resonance WPT System with Impedance Transformer
Cheng YANG Koichi TSUNEKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/04/01
Vol. E98-B  No. 4 ; pp. 630-637
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
wireless power transferelectric coupled resonanceequivalent circuitimpedance matching
 Summary | Full Text:PDF(3.7MB)

Data Transmission Using Transmitter Side Channel Estimation in Wireless Power Transfer System
Kazuki SUGENO Yukitoshi SANADA Mamiko INAMORI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/02/01
Vol. E98-A  No. 2 ; pp. 589-596
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
wireless power transferload fluctuationOFDMcommunication
 Summary | Full Text:PDF(2.8MB)

Performance of Data Transmission in Wireless Power Transfer with Coil Displacements
Motoki IIDA Kazuki SUGENO Mamiko INAMORI Yukitoshi SANADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/04/01
Vol. E97-A  No. 4 ; pp. 1016-1020
Type of Manuscript:  LETTER
Category: Communication Theory and Signals
Keyword: 
wireless power transferantenna positionpower efficiencycoupling coefficientBPF
 Summary | Full Text:PDF(832.9KB)

AC Resistance of Copper Clad Aluminum Wires
Ning GUAN Chihiro KAMIDAKI Takashi SHINMOTO Ken'ichiro YASHIRO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/10/01
Vol. E96-B  No. 10 ; pp. 2462-2468
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2012)
Category: Electromagnetic Analysis
Keyword: 
copper clad aluminum wirecopper wirewireless power transfercoileddy currentskin effectproximity effect
 Summary | Full Text:PDF(1.8MB)

An Investigation on Self-Resonant and Capacitor-Loaded Helical Antennas for Coupled-Resonant Wireless Power Transfer
Hiroshi HIRAYAMA Tomohiro AMANO Nobuyoshi KIKUMA Kunio SAKAKIBARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/10/01
Vol. E96-B  No. 10 ; pp. 2431-2439
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2012)
Category: Antennas
Keyword: 
wireless power transfercoupled resonanthelical antennaself resonance
 Summary | Full Text:PDF(3.6MB)

Effect of Load Fluctuation in Data Transmission for Wireless Power Transfer
Kazuki SUGENO Shinpei NOGUCHI Mamiko INAMORI Yukitoshi SANADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/05/01
Vol. E96-A  No. 5 ; pp. 991-994
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
OFDMwireless power transferBPFloadcommunication
 Summary | Full Text:PDF(408KB)