Eiji HANKUI


A Compact MIMO Antenna System Using Split-Ring Resonator Antennas
Keishi KOSAKA Hiroshi TOYAO Eiji HANKUI 
Publication:   
Publication Date: 2017/02/01
Vol. E100-B  No. 2  pp. 234-241
Type of Manuscript:  Special Section PAPER (Special Section on Antenna and Propagation Technologies Contributing to Realization of Next Generation Wireless Systems)
Category: 
Keyword: 
split-ring resonatorMIMO antennametamaterialchannel capacitywireless LAN
 Summary | Full Text:PDF

Investigation of Electromagnetic Noise Coupling in a Board with a Digital-RF Mixed IC by Measurement and Analysis
Kenta TSUKAMOTO Mizuki IWANAMI Eiji HANKUI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/07/01
Vol. E98-B  No. 7  pp. 1182-1187
Type of Manuscript:  Special Section PAPER (Special Section on Electromagnetic Compatibility Technology in Conjunction with Main Topics of EMC'14/Tokyo)
Category: 
Keyword: 
noise couplingamplitude probability distributionI/Q signal3-D electromagnetic simulation
 Summary | Full Text:PDF

Chip Level Simulation of Substrate Noise Coupling and Interference in RF ICs with CMOS Digital Noise Emulator
Naoya AZUMA Shunsuke SHIMAZAKI Noriyuki MIURA Makoto NAGATA Tomomitsu KITAMURA Satoru TAKAHASHI Motoki MURAKAMI Kazuaki HORI Atsushi NAKAMURA Kenta TSUKAMOTO Mizuki IWANAMI Eiji HANKUI Sho MUROGA Yasushi ENDO Satoshi TANAKA Masahiro YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/06/01
Vol. E97-C  No. 6  pp. 546-556
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuits and Related SoC Integration Technologies)
Category: 
Keyword: 
substrate couplingpower delivery networknoise interferencewireless communication
 Summary | Full Text:PDF

Estimation of Current Distribution on Cellular Telephone Antennas Affected by Human Body Interaction
Eiji HANKUI Takashi HARADA Toshihide KURIYAMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/09/01
Vol. E84-C  No. 9  pp. 1260-1263
Type of Manuscript:  LETTER
Category: Microwaves, Millimeter-Waves
Keyword: 
antenna current distributionmagnetic fieldloop probedipole antennacellular telephone
 Summary | Full Text:PDF

Low Loss Magnetic Plate Application for Increasing Radiation Efficiency of Cellular Telephones
Eiji HANKUI Tatsuya NAKAMURA Osamu HASHIMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2001/06/01
Vol. E84-C  No. 6  pp. 814-822
Type of Manuscript:  PAPER
Category: Microwaves, Millimeter-Waves
Keyword: 
human phantom modelmagnetic platecellular telephoneantenna performanceFDTD method
 Summary | Full Text:PDF

A Correction Method for the Error Caused by Magnetic Field Measurement in SAR Estimation
Eiji HANKUI Takashi HARADA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/10/25
Vol. E79-B  No. 10  pp. 1606-1609
Type of Manuscript:  LETTER
Category: Electromagnetic Compatibility
Keyword: 
SARphantom modeldouble-loop probereflected magnetic field
 Summary | Full Text:PDF