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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SAT (Joint) |
2013-08-29 14:40 |
Nagano | Shinshu Univ. (Nagano) | A field trial towards possible implementation of onboard-vessel mobile base station for disaster recovery Naoki Fuke, Norio Takahashi, Kazuhiro Ikeno, Akira Endou, Ryo Takahashi, Yasuhiro Terao, Shinji Yamasaki (KDDI)  SAT2013-24 |
In the aftermath of the Great East Japan Earthquake, a huge number of mobile base stations were widely damaged, resultin... [more] | SAT2013-24 pp.17-22 |
| AP, SAT (Joint) |
2013-07-24 13:00 |
Hokkaido | Sun Refre Hakodate (Hokkaido) | A sharing study between IMT systems and Fixed-Satellite Service systems in 3.4 - 3.6 GHz frequency band Naoki Fuke, Norio Takahashi, Yasushi Murata (KDDI) SAT2013-13 |
The 3.4 - 3.6 GHz band is identified as one of frequency bands for use by International Mobile Telecommunications (IMT) ... [more] | SAT2013-13 pp.11-16 |
| SAT | 2010-10-28 13:00 |
Overseas | Kyonju（Korea） (Overseas) | Pilot Project to Bring Telecommunication Infrastructure using VSAT in Rural and Remote Areas Naoki Fuke (KDDI), Yuki Umezawa (KDDI Foundation) SAT2010-46 |
The rural and remote areas require a special telecommunication technology especially because of their unique environment... [more] | SAT2010-46 pp.19-23 |
| SAT | 2009-10-30 11:25 |
Nara | Nara Prefectural New Public Hall (Nara) | Proposed Evaluation Scheme of Interference from ESVs operating within Minimum Distance to Stations in Fixed Service Takaaki Matsushima, Naoki Fuke, Nobuyuki Kawai (KDDI Corp.) SAT2009-36 |
ESVs (Earth Stations onboard Vessels) are expected to provide broadband connections in the maritime communication by use... [more] | SAT2009-36 pp.59-64 |
| SAT, WBS (Joint) |
2009-06-03 16:15 |
Saitama | KDDI R&D Laboratories (Saitama) | Interference Evaluation between Terrestrial Fixed Stations and Earth Stations onboard Vessels (ESVs) applying Spread Spectrum Technique Naoki Fuke, Takaaki Matsushima, Nobuyuki Kawai (KDDI) SAT2009-6 |
[more] | SAT2009-6 pp.29-34 |
| SAT | 2008-11-07 10:00 |
Overseas | Riviera Hotel Pusan (Overseas) | Interference Evaluation between Terrestrial Fixed Stations and Earth Stations onboard Vessels (ESVs) when using Narrowband and Spread Spectrum Signals Naoki Fuke, Takaaki Matsushima, Norio Takahashi, Nobuyuki Kawai (KDDI) SAT2008-35 |
ESVs (Earth Stations onboard Vessels) are expected to provide a broadband connection in the maritime communication by us... [more] | SAT2008-35 pp.113-118 |
| SAT | 2007-11-01 17:30 |
Okinawa | Okinawaken-Seinen-Kaikan (Okinawa) | A study on Earth Stations onboard Vessels (ESV) operating in the bands 6GHz and 14GHz Naoki Fuke, Norio Takahashi, Nobuyuki Kawai (KDDI) SAT2007-36 |
ESVs (Earth Stations onboard Vessels) are expected to provide a broadband connection in the maritime communication by us... [more] | SAT2007-36 pp.103-106 |
| NS, RCS (Joint) |
2007-07-19 15:30 |
Hokkaido | Kitami Institute of Tech. (Hokkaido) | End-to-end QoS Control Scheme employing IEEE 802.21 in Handover between Direct/Relayed Connections Naoki Fuke (KDDI), Haruki Izumikawa, Keizo Sugiyama, Yoji Kishi (KDDI Labs) NS2007-44 |
Toward the next generation network various communications configurations have been proposed and studied, one of which i... [more] | NS2007-44 pp.25-30 |
| NS, RCS (Joint) |
2007-07-19 15:50 |
Hokkaido | Kitami Institute of Tech. (Hokkaido) | An Efficient Handover Support using Service Area Maps in Heterogeneous Networks Haruki Izumikawa (KDDI Labs), Naoki Fuke (KDDI), Keizo Sugiyama, Yoji Kishi (KDDI Labs) NS2007-45 |
In the next generation network, where heterogeneous access systems converge, a mobile terminal is required to select an ... [more] | NS2007-45 pp.31-36 |
| RCS | 2006-09-01 08:50 |
Miyagi | Tohoku Univ. (Miyagi) | MAP MULTIPLEXING IN IEEE 802.16 MOBILE MULTI-HOP RELAY Haruki Izumikawa, Kenji Saito, Naoki Fuke, Tetsuro Ueda, Keizo Sugiyama (KDDI R&D Labs.) RCS2006-116 |
In this paper, we propose a new scheme called “MAP Multiplexing” for efficient use of the radio resource in IEEE 802.16-... [more] | RCS2006-116 pp.67-72 |
| RCS, NS (Joint) |
2006-07-21 10:50 |
Hokkaido | Hokkaido Univ. (Hokkaido) | A Study on Throughput Enhancement using Asymmetric Paths in Multihop Communication System Naoki Fuke, Takeo Ohseki, Hiroyasu Ishikawa, Keizo Sugiyama (KDDI R&D Labs.) RCS2006-90 |
We propose a connection scheme employing asymmetric paths to enhance the system throughput in the multihop communication... [more] | RCS2006-90 pp.187-192 |
| SAT | 2005-10-14 15:20 |
Aichi | Rubura Ohzan (Aichi) | Characteristics of Satellite System with Wideband Spreading Signals overlaid on Conventional FDMA Signals within FSS Network Naoki Fuke, Keizo Sugiyama (KDDI R&D Labs.), Nobuyuki Kawai (KDDI) |
This paper presents characteristics of a satellite system with wideband spreading signals overlaid on conventional FDMA ... [more] | SAT2005-39 pp.145-150 |
| IA, MoNA | 2005-01-19 14:25 |
Osaka | Osaka University Nakanoshima Center (Osaka) | Development of CDMA2000 1xEV-DO/Wireless LAN Gateway and Performance Evaluation in Static/Mobile Environment Naoki Fuke, Haruki Izumikawa, Keizo Sugiyama, Mitsuo Nohara (KDDI R&D Labs.) |
We propose a relay connection scheme between CDMA2000 1xEV-DO and wireless LAN where user can access to the 1xEV-DO netw... [more] | MoMuC2004-98 IA2004-29 pp.63-68 |
| IA, MoNA | 2005-01-19 14:50 |
Osaka | Osaka University Nakanoshima Center (Osaka) | Implementation and Performance Evaluation of TCP and PPP Session Maintenance Mechanism using 1xEV-DO/Wireless LAN Gateway Haruki Izumikawa, Naoki Fuke, Keizo Sugiyama, Mitsuo Nohara (KDDI R&D Labs) |
We propose a connection switching scheme from a direct connection to CDMA 2000 1x EV-DO (1x EV-DO) to a relay one by wir... [more] | MoMuC2004-99 IA2004-30 pp.69-74 |
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