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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 20  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
AP 2019-10-18
12:35
Osaka Osaka Univ. Measurement and analysis of elevation arrival angle characteristics at MS in Mobile Communication
Sho Kimura, Hideki Omote, Daigo Ogata, Akihiro Sato (Softbank) AP2019-101
Spatial processing techniques such as Adaptive Array Antenna (AAA) and Multi-Input-Multi-Output (MIMO) have been the foc... [more] AP2019-101
pp.113-118
AP 2018-08-23
10:30
Saitama Nippon Inst. of Tech. Measurement of elevation arrival angler profile at base station in Mobile Communications
Daigo Ogata, Sho Kimura, Hideki Omote, Teruya Fujii (Softbank) AP2018-68
In order to evaluate spatial processing technologies such as adaptive array antenna and MIMO etc. accurately in cellular... [more] AP2018-68
pp.7-12
RCS, SR, SRW
(Joint)
2017-03-01
10:25
Tokyo Tokyo Institute of Technology Field Experiment of Network-Listening Based Synchronization with Loop-Back Self-Interference Avoidance
Mitsukuni Konishi, Sho Nabatame, Daigo Ogata, Atsushi Nagate, Teruya Fujii (SoftBank) RCS2016-292
 [more] RCS2016-292
pp.19-24
RCS 2016-06-22
14:45
Okinawa Univ. of the Ryukyus A Study on Improvement of Handover Performance through Multi-BS Cooperative Transmission Control
Daigo Ogata, Noboru Kanazawa, Atsushi Nagate (SoftBank Corp,) RCS2016-49
In cellular mobile communications systems, it is an essential issue that communication quality at cell edge deteriorates... [more] RCS2016-49
pp.19-24
RCS 2016-04-22
08:45
Aomori Romantopia, A Landscape of Forest and Stars, Hirosaki City System Evaluation of Inter-Layer Handover Control Based on UE Speed for Layered Cell Configuration
Noboru Kanazawa, Sho Nabatame, Daigo Ogata, Atsushi Nagate (Softbank) RCS2016-10
The overlaid cell structure, in which a lot of small cells are deployed in a macro cell, is nowadays considered as an ef... [more] RCS2016-10
pp.53-58
RCS 2015-06-24
17:10
Hokkaido Hokkaido Univ. Inter-Layer Handover Control Based on UE Speed for Layered Cell Configuration
Noboru Kanazawa, Sho Nabatame, Daigo Ogata, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2015-99
The overlaid cell structure, in which a lot of small cells are deployed in a macro cell, is nowadays considered as an ef... [more] RCS2015-99
pp.311-316
RCS, SR, SRW
(Joint)
2015-03-04
14:00
Tokyo Tokyo Institute of Technology An Experimental Study on Loop-Back Self-Interference Avoidance of Network-Listening Based Synchronization for LTE-Advanced with eICIC
Mitsukuni Konishi, Daigo Ogata, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2014-317
 [more] RCS2014-317
pp.95-100
RCS, NS
(Joint)
2014-12-19
13:30
Mie Iseshi-Kanko-Bunka-Kaikan (Mie) A Study on Small-Cell Transmission Timing Control for eICIC
Sho Nabatame, Daigo Ogata, Atsushi Nagate (SoftBank Mobile) RCS2014-259
The overlaid cell structure, in which a large number of small cells are deployed in a macro-cell coverage area, is consi... [more] RCS2014-259
pp.231-236
SR 2014-10-31
13:00
Overseas I2R, Singapore [Poster Presentation] A Basic Study on Network-Listening Based Synchronization for Small Cells in LTE-Advanced
Mitsukuni Konishi, Daigo Ogata, Atsushi Nagate, Teruya Fujii (Softbank Mobile) SR2014-79
The deployment of a large number of small cells on macro-cell coverage area is considered to be a promising solution for... [more] SR2014-79
pp.117-122
RCS, SR, SRW
(Joint)
2014-03-03
13:20
Tokyo Waseda Univ. A Study on Inter-Cell Interference Coordination using eNB Signal Transmission Timing Shift in 3D Cell Structure with eICIC
Mitsukuni Konishi, Daigo Ogata, Atsushi Nagate, Teruya Fujii (Softbank Mobile Corp.) RCS2013-323
3D cell structure is effective to cope with rapidly increasing mobile data traffic, in which small cells are three-dimen... [more] RCS2013-323
pp.103-107
RCS, SR, SRW
(Joint)
2014-03-03
13:40
Tokyo Waseda Univ. A Study on Inter-Cell Interference Coordination using PDCCH Allocation Control in 3D Cell Structure with eICIC
Daigo Ogata, Mitsukuni Konishi, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2013-324
3D cell structure is effective to cope with rapidly increasing mobile data traffic, in which small cells are three-dimen... [more] RCS2013-324
pp.109-113
RCS, SR, SRW
(Joint)
2013-02-28
10:50
Tokyo Waseda Univ. Field Experiment of Multi-BS Cooperative MIMO over Inter-BS Interface
Sho Nabatame, Daigo Ogata, Kenji Hoshino, Atsushi Nagate, Teruya Fujii (Softbank Mobile) RCS2012-328
Coordinated Multi-Point Joint Transmission (CoMP-JT) techniques, in which multiple base stations (BSs) transmit their si... [more] RCS2012-328
pp.267-272
SIP, RCS 2013-01-31
15:10
Hiroshima Viewport-Kure-Hotel (Kure) Field Experiment of Multi-BS Cooperative Transmission Control over Inter-BS Interface
Daigo Ogata, Atsushi Nagate, Teruya Fujii (SBM) SIP2012-97 RCS2012-254
Coordinated Multi-Point (CoMP) transmission, in which multiple base stations (BSs) transmit their signals in a coordinat... [more] SIP2012-97 RCS2012-254
pp.97-102
RCS, NS, USN
(Joint)
2012-07-19
13:45
Iwate Iwate Univ. Multi-BS Cooperative Transmission Control among Arbitrary BSs
Daigo Ogata, Atsushi Nagate, Teruya Fujii (SoftBank Mobile Corp.) RCS2012-80
Coordinated Multi-Point (CoMP) transmission, in which multiple base stations (BSs) transmit their signals in a coordinat... [more] RCS2012-80
pp.31-36
IN, RCS
(Joint)
2012-05-17
10:15
Tokyo Kuramae-Kaikan, Tokyo Institute of Technology Experimental study of Reference Signal Interference Canceller for Multi-BS Cooperative Transmission Control
Atsushi Nagate, Daigo Ogata, Teruya Fujii (Softbank Mobile) RCS2012-24
 [more] RCS2012-24
pp.13-18
NS, RCS
(Joint)
2011-12-16
14:40
Yamaguchi Yamaguchi University An Experimental Evaluation on Multi-BS Cooperative Transmission Control in LTE System
Daigo Ogata, Atsushi Nagate, Kenji Hoshino, Teruya Fujii (SBM) RCS2011-259
Coordinated Multi-Point (CoMP) transmission, in which multiple base stations (BSs) transmit their signals in a coordinat... [more] RCS2011-259
pp.159-164
RCS 2011-04-22
14:35
Kanagawa Keio University A Study on Multi-BS Cooperative Transmission Control in the Cellular Mobile Communication
Daigo Ogata, Atsushi Nagate, Teruya Fujii (SBM) RCS2011-16
In LTE-Advanced, Multi-BS cooperative transmission technology(CoMP) that improves the cell edge throughput by making nei... [more] RCS2011-16
pp.89-94
AP, SAT
(Joint)
2009-07-10
14:50
Hokkaido Otaru city, Hokkaido A Study on Keyhole Effect of MIMO Transmission in outdoor to indoor Radio Propagation Environments
Ryo Kataoka, Daigo Ogata, Tokio Taga (Kwansei Gakuin Univ.), Tetsuro Imai (NTT docomo) AP2009-73
In outdoor to indoor radio propagation environments, multi-path effect of MIMO channel occurs only in indoor environment... [more] AP2009-73
pp.171-176
AP 2009-02-12
11:10
Tokyo Tokyo University of Agriculture and Technology A Study on Prediction for Field Strength using Time-varying Path Shadowing Model considering Path Shadowing Correlation
Daigo Ogata, Tokio Taga (Kwansei Gakuin Univ.) AP2008-193
Modeling path shadowing due to human activity will be useful for predicting the variation of eigenvalues in a MIMO chann... [more] AP2008-193
pp.25-30
AP, SAT
(Joint)
2008-07-23
11:20
Hokkaido Hokkaido University A Study on Path Shadowing Model considering Path Shadowing Correlation due to Human Body
Daigo Ogata, Tokio Taga (Kwansei Gakuin Univ.) AP2008-40
Modeling path shadowing due to human activity will be useful for predicting variation of the eigenvalue in MIMO channel ... [more] AP2008-40
pp.23-28
 Results 1 - 20 of 20  /   
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