Keyword : ray-tracing


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)

A Survey of Efficient Ray-Tracing Techniques for Mobile Radio Propagation Analysis
Tetsuro IMAI 
Publication:   
Publication Date: 2017/05/01
Vol. E100-B  No. 5 ; pp. 666-679
Type of Manuscript:  INVITED SURVEY PAPER
Category: Antennas and Propagation
Keyword: 
ray-tracingacceleration techniquehybrid modelmobile radio propagation
 Summary | Full Text:PDF(1.2MB)

Improving Accuracy of Ray-Tracing Prediction in Non Line-of-Sight (NLOS) Urban Street Cell Environment beyond 6GHz
Nobutaka OMAKI Tetsuro IMAI Koshiro KITAO Yukihiko OKUMURA 
Publication:   
Publication Date: 2017/04/01
Vol. E100-B  No. 4 ; pp. 566-574
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
ray-tracing5G wireless network systemmicrocellular environmentSHFEHF
 Summary | Full Text:PDF(2.7MB)

Hidden Rays of Diffraction for a Composite Wedge Composed of a Perfect Conductor and a Lossy Dielectric
Se-Yun KIM 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/02/01
Vol. E94-B  No. 2 ; pp. 484-490
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
diffractiongeometrical opticsphysical opticsray-tracingwedge
 Summary | Full Text:PDF(592.4KB)

TCP/IP Performance Evaluations Based on Elevation Angles for Mobile Communications Employing Stratospheric Platform
Marry KONG Otabek YORKINOV Shigeru SHIMAMOTO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/11/01
Vol. E92-B  No. 11 ; pp. 3335-3344
Type of Manuscript:  Special Section PAPER (Special Section on Satellite Communication Technologies in Conjunction with Main Topics of JC-SAT2008)
Category: 
Keyword: 
stratospheric platformhigh altitude platform stationchannel modelingray-tracingelevation angleTCP/IPthroughput
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Phase-Included Simulation of UWB Channel
Sunkeol WOO Hoongee YANG Minkee PARK Bongsoon KANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/03/01
Vol. E88-B  No. 3 ; pp. 1294-1297
Type of Manuscript:  LETTER
Category: Terrestrial Radio Communications
Keyword: 
UWB (ultra-wideband)ray-tracingchannel modelingchannel impulse responsephase
 Summary | Full Text:PDF(353.7KB)

Advances in Propagation Modeling of Wireless Communications Environments and Systems
Magdy F. ISKANDER Zhengqing YUN 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/09/01
Vol. E87-C  No. 9 ; pp. 1441-1448
Type of Manuscript:  INVITED PAPER (Special Section on Wave Technologies for Wireless and Optical Communications)
Category: 
Keyword: 
propagationwireless communicationsray-tracingcomplex environment
 Summary | Full Text:PDF(1.6MB)

A Ray-Tracing-Based Characterization and Verification of the Spatio-Temporal Channel Model for Future Wideband Wireless Systems
Houtao ZHU Jun-ichi TAKADA Kiyomichi ARAKI Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/03/01
Vol. E84-B  No. 3 ; pp. 644-652
Type of Manuscript:  PAPER
Category: Antenna and Propagation
Keyword: 
channel modelingspatio-temporal channel modelray-tracingrandom-phase approach
 Summary | Full Text:PDF(1MB)

An Intelligent Multipath Propagation Prediction Model Using Circular Representation in Microcell Design
Sangho LEE Hanseok KO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/04/25
Vol. E83-B  No. 4 ; pp. 827-837
Type of Manuscript:  PAPER
Category: Antenna and Propagation
Keyword: 
ray-tracingdeterministic modelvector representation (VR)circular representation (CR)hierarchical CR
 Summary | Full Text:PDF(1MB)

The Object-Space Parallel Processing of the Multipass Rendering Method on the (Mπ)2 with a Distributed-Frame Buffer System
Hitoshi YAMAUCHI Takayuki MAEDA Hiroaki KOBAYASHI Tadao NAKAMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1997/09/25
Vol. E80-D  No. 9 ; pp. 909-918
Type of Manuscript:  Special Section PAPER (Special Issue on Architectures, Algorithms and Networks for Massively Parallel Computing)
Category: Computer Architecture
Keyword: 
massively parallel processing systemglobal illumination modelmultipass rendering methodray-tracingradiosityobject-space parallel processing modeldistributed frame buffer system
 Summary | Full Text:PDF(924.6KB)

(Mπ)2: A Hierarchical Parallel Processing System for the Multipass Rendering Method
Hiroaki KOBAYASHI Hitoshi YAMAUCHI Yuichiro TOH Tadao NAKAMURA 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 1996/08/25
Vol. E79-D  No. 8 ; pp. 1055-1064
Type of Manuscript:  Special Section PAPER (Special Issue on Architectures, Algorithms and Networks for Massively Parallel Computing)
Category: Architectures
Keyword: 
parallel processing systemsglobal illumination modelsradiosityray-tracingmultipass renderingload balancing schemecached frame buffer system
 Summary | Full Text:PDF(912.6KB)