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IEICE Trans

Keyword : high frequency bands

A Beam Search Method with Adaptive Beam Width Control Based on Area Size for Initial Access
Takuto ARAI Daisei UCHIDA Tatsuhiko IWAKUNI Shuki WAI Naoki KITA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2023/04/01
Vol. E106-B  No. 4 ; pp. 359-366
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
beam search, initial access, high frequency bands, overhead reduction, distributed antenna, beam width, antenna arrays, 
 Summary | Full Text:PDF
Radio Propagation Prediction Method Using Point Cloud Data Based on Hybrid of Ray-Tracing and Effective Roughness Model in Urban Environments
Minoru INOMATA Tetsuro IMAI Koshiro KITAO Yukihiko OKUMURA Motoharu SASAKI Yasushi TAKATORI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2019/01/01
Vol. E102-B  No. 1 ; pp. 51-62
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
5G mobile communication system, high frequency bands, radio propagation prediction method, point cloud data, 
 Summary | Full Text:PDF
Frequency Dependency of Path Loss Between Different Floors in An Indoor Office Environment at UHF and SHF Bands
Motoharu SASAKI Minoru INOMATA Wataru YAMADA Naoki KITA Takeshi ONIZAWA Masashi NAKATSUGAWA Koshiro KITAO Tetsuro IMAI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2018/02/01
Vol. E101-B  No. 2 ; pp. 373-382
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2016)
Category: Propagation
Keyword: 
propagation, 5G, millimeter wave, UHF, SHF, high frequency bands, indoor office, floor penetration loss, 
 Summary | Full Text:PDF
Path Loss Model for Outdoor-to-Indoor Corridor Up to 40GHz Band in Microcell Environments
Minoru INOMATA Motoharu SASAKI Wataru YAMADA Takeshi ONIZAWA Masashi NAKATSUGAWA Nobutaka OMAKI Koshiro KITAO Tetsuro IMAI Yukihiko OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2017/02/01
Vol. E100-B  No. 2 ; pp. 242-251
Type of Manuscript:  Special Section PAPER (Special Section on Antenna and Propagation Technologies Contributing to Realization of Next Generation Wireless Systems)
Category: 
Keyword: 
propagation, 5G, outdoor-to-indoor path loss model, millimeter wave, high frequency bands, microcell environments, 
 Summary | Full Text:PDF
Model for Estimating Effects of Human Body Shadowing in High Frequency Bands
Ngochao TRAN Tetsuro IMAI Yukihiko OKUMURA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2015/05/01
Vol. E98-B  No. 5 ; pp. 773-782
Type of Manuscript:  Special Section PAPER (Special Section on Recent Progress in Radio Propagation)
Category: 
Keyword: 
human body shadowing, high frequency bands, KE, UTD, 
 Summary | Full Text:PDF