Keyword : indoor propagation


920MHz Path Loss Prediction Formula Based on FDTD Method for IoT Wireless System close to Ceiling with Concrete Beam
Naotake YAMAMOTO Taichi SASAKI Atsushi YAMAMOTO Tetsuya HISHIKAWA Kentaro SAITO Jun-ichi TAKADA Toshiyuki MAEYAMA 
Publication:   
Publication Date: 2022/12/01
Vol. E105-B  No. 12 ; pp. 1540-1547
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
indoor propagationFDTD920MHz bandpropagation near ceiling with beamIoTpath loss prediction
 Summary | Full Text:PDF(3.2MB)

Statistical Model Using Geometrical-Optical Space Classification: Expansion of Applicable Frequencies to the 5 GHz Band
Takahiro HASHIMOTO Takayuki NAKANISHI Yoshio INASAWA Yasuhiro NISHIOKA Hiroaki MIYASHITA 
Publication:   
Publication Date: 2018/02/01
Vol. E101-C  No. 2 ; pp. 135-138
Type of Manuscript:  BRIEF PAPER
Category: Electromagnetic Theory
Keyword: 
indoor propagationoffice floorpropagation lossstatistical modelray-tracingspace classification
 Summary | Full Text:PDF(430.3KB)

Radio Wave Shadowing by Two-Dimensional Human BodyModel
Mitsuhiro YOKOTA Yoshichika OHTA Teruya FUJII 
Publication:   
Publication Date: 2018/01/01
Vol. E101-B  No. 1 ; pp. 195-202
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
indoor propagationphysical channel modelhuman body shadowingequivalent diameterMethod of Moments
 Summary | Full Text:PDF(1.5MB)

A Novel High-Resolution Propagation Measurement Scheme for Indoor Terrestrial TV Signal Reception Based on Two-Dimensional Virtual Array Technique
Kazuo MOROKUMA Atsushi TAKEMOTO Yoshio KARASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2013/04/01
Vol. E96-B  No. 4 ; pp. 986-993
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
indoor propagationmultipath propagationdirection findingMUSIC algorithmvirtual array
 Summary | Full Text:PDF(1.7MB)

Modification of Ray-Launching Method for Accurate 2D Indoor Propagation Analysis
Ryoichi SATO Hiroshi SHIRAI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/01/01
Vol. E94-C  No. 1 ; pp. 55-58
Type of Manuscript:  BRIEF PAPER
Category: Radiation and Propagation
Keyword: 
ray-launching methodshooting and bouncing rayscollective raymultiple reflectionsBrewster's angleindoor propagation
 Summary | Full Text:PDF(215.5KB)

Using Large-Scale FDTD Method to Obtain Precise Numerical Estimation of Indoor Wireless Local Area Network Office Environment
Louis-Ray HARRIS Takashi HIKAGE Toshio NOJIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/09/01
Vol. E92-A  No. 9 ; pp. 2177-2183
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: Wireless LAN System
Keyword: 
finite-difference-time-domain (FDTD) methodwireless local area network (WLAN)indoor propagationhistogramhuman absorption
 Summary | Full Text:PDF(1.3MB)

A New Signaling Architecture THREP with Autonomous Radio-Link Control for Wireless Communications Systems
Masahiko HIRONO Toshio NOJIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/09/01
Vol. E92-C  No. 9 ; pp. 1163-1169
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Microwave and Millimeter-Wave Technologies and Their Applications)
Category: 
Keyword: 
indoor propagationhand-overindoor wireless communicationautonomous radio-link controlsignaling architecture
 Summary | Full Text:PDF(570KB)

Efficient Ray-Launching Method For 2D Indoor Propagation Analysis
Ryoichi SATO Hiroshi SHIRAI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/01/01
Vol. E92-C  No. 1 ; pp. 40-45
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Electromagnetic Theory and its Application)
Category: 
Keyword: 
ray-launching methodshooting and bouncing rayscollective raycomplex refraction anglemultiple reflectionsindoor propagation
 Summary | Full Text:PDF(351.4KB)

Measurement of Hot-Spot Zones for Design of Wide-Band Systems at 70-GHz
Ami KANAZAWA Hiroyo OGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/10/01
Vol. E87-A  No. 10 ; pp. 2657-2667
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
70 GHzindoor propagationhot spotdelay profiledelay spreadlobbytrain
 Summary | Full Text:PDF(2MB)

Modeling of an Indoor Propagation Channel for Digital TV Signal Using FDTD
Taehong KIM Hyeonjin LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/06/01
Vol. E86-B  No. 6 ; pp. 2068-2072
Type of Manuscript:  LETTER
Category: Antenna and Propagation
Keyword: 
indoor propagationFDTDrmsdelay spread
 Summary | Full Text:PDF(2.6MB)

A Simple Calculation Method on Spatial Distribution of Error Occurrence due to ISI Based on the ETP Model--Application to Indoor Propagation Environments
Noriyuki GEJOH Yoshio KARASAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/02/01
Vol. E86-B  No. 2 ; pp. 809-817
Type of Manuscript:  PAPER
Category: Antenna and Propagation
Keyword: 
ETP modelintersymbol interferencemultipath fadingindoor propagationBER map
 Summary | Full Text:PDF(591KB)

Resolution Improvement of the MUSIC Algorithm Utilizing Two Differently Polarized Antennas
Toshiharu YAMAKURA Hiroyushi YAMADA Yoshio YAMAGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/12/25
Vol. E79-B  No. 12 ; pp. 1827-1832
Type of Manuscript:  Special Section PAPER (Special Issue on Millimeter-wave Short-range Application Systems Technology)
Category: 
Keyword: 
superresolution techniqueMUSIC algorithmpolarizationindoor propagation
 Summary | Full Text:PDF(510.4KB)

Narrowband Experimental Study for Indoor Propagation Characteristics in the 60 GHz Band
Kazumasa TAIRA Kazunori FUJIWARA Takeshi MANABE Mitsuhiko MIZUNO Yoshinori KASASHIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/08/25
Vol. E78-C  No. 8 ; pp. 1139-1145
Type of Manuscript:  Special Section LETTER (Special Issue on Microwave and Millimeter-Wave Technology)
Category: 
Keyword: 
millimeter-wave bandindoor propagationdistance power lawtransmission lossfast fading
 Summary | Full Text:PDF(507.3KB)