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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, IN (Joint) |
2010-03-04 10:00 |
Miyazaki | Miyazaki Phoenix Seagaia Resort (Miyazaki) | Implementation and Evaluation of Handoff Method between Access Nodes for P2PSIP and IMS Cooperating Networks Tsunehiko Chiba, Satoshi Komorita, Hidetoshi Yokota (KDDI Labs)  IN2009-166 |
As a new generation network architecture, the authors propose the concept of “Minimum Core”, which minimizes the mobile ... [more] | IN2009-166 pp.133-138 |
| MoNA, IN (Joint) |
2009-11-12 13:00 |
Fukuoka | Fukuoka Institute of Technology | A Proposal of Reducing Packet Buffering for Network-based Fast Handover Harmonizing with IMS Takeshi Usui, Yoshinori Kitatsuji, Hidetoshi Yokota (KDDI R&D Labs,inc) MoMuC2009-42 |
Proxy Fast Mobile IPv6 (PFMIPv6) which improves the handover durations of Proxy Mobile IPv6 which is network-based hando... [more] | MoMuC2009-42 pp.17-22 |
| CS | 2009-11-06 10:30 |
Hokkaido | Hokkaido Shikotsuko | Design and Implementation of IMS Client on Android OS Satoshi Komorita, Manabu Ito, Tsunehiko Chiba, Hidetoshi Yokota (KDDI R&D Labs) CS2009-52 |
In recent years, the IMS architecture is becoming important as the key technologies for Next Generation Network which pr... [more] | CS2009-52 pp.59-64 |
| IA | 2009-10-31 11:45 |
Overseas | Tsinghua University (Beijing) | On Modification to 3GPP-based Handover Procedure for Reducing Buffered User Data in Base Stations Yoshinori Kitatsuji, Yujin Noishiki, Hidetoshi Yokota (KDDI R&D Labs.) IA2009-57 |
[more] | IA2009-57 pp.61-66 |
| CQ, MoNA, IPSJ-AVM | 2009-07-10 14:50 |
Hokkaido | Otaru City Hall | A Proposal for Random Selection over a P2P Network Takeshi Kubo, Yujin Noishiki, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI R&D Labs) MoMuC2009-25 |
In this paper, we propose a method of selecting users randomly from the Chord-based P2P network. The server sends a toke... [more] | MoMuC2009-25 pp.83-88 |
| IA, SITE | 2009-03-05 15:00 |
Kumamoto | On locating lossy segments for SIP signaling message in SIP service Takeshi Usui, Takeshi Kubo, Yoshinori Kitatsuji, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI lab) SITE2008-50 IA2008-73 |
Recently, the number of SIP-based communication by Service Providers has been increasing. SIP allows Service Providers t... [more] | SITE2008-50 IA2008-73 pp.37-42 |
|
| IN, NS (Joint) |
2009-03-03 10:50 |
Okinawa | Okinawa-Zanpamisaki Royal Hotel | Proposal of session control method cooperating core and overlay network for Minimum Core architecture Takayuki Warabino, Yoji Kishi, Hidetoshi Yokota (KDDI Labs.) NS2008-172 |
The authors are advocating the “Minimum Core” architecture toward New Generation Network (NWGN). In the architecture, ne... [more] | NS2008-172 pp.165-170 |
| NS | 2008-10-24 11:45 |
Osaka | Kansai University | A study on distributed design of Policy and Charging Rules Function Takeshi Usui, Yoshinori Kitatsuji, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI Lab) NS2008-87 |
[more] | NS2008-87 pp.109-112 |
| CS, IN, NS (Joint) |
2008-09-12 11:00 |
Miyagi | Tohoku University | Proposal of Network-controlled SIP Server Switching Methods for Active SIP Sessions Satoshi Komorita, Takeshi Kubo, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI R&D Lab.) IN2008-57 |
Recently, SIP (Session Initiation Protocol) is mainly used for call controls of many services over IP network. SIP messa... [more] | IN2008-57 pp.81-86 |
| IN | 2008-07-17 16:15 |
Hyogo | Koube Univ. | [Invited Talk]
Technical Trends in Next Generation Mobile Networks Hidetoshi Yokota (KDDI R&D Labs) IN2008-30 |
This paper illustrates recent and emerging trends in the technologies that are expected for the future mobile networks. ... [more] | IN2008-30 pp.23-28 |
| IN | 2008-07-18 15:00 |
Hyogo | Koube Univ. | Performance Analysis of Mobility Protocols for IMS Network Tsunehiko Chiba, Satoshi Komorita, Hidetoshi Yokota (KDDI Labs.) IN2008-40 |
[more] | IN2008-40 pp.83-88 |
| MoNA, IPSJ-MBL | 2008-05-22 13:40 |
Okinawa | Okinawa-seinen-kaikan | A Detection Scheme for Service Abnormality based on User Actions in Mobile Core Network Hiroyuki Shinbo, Satoshi Komorita, Hideyuki Koto, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI R&D Labs.) |
As the spread of mobile data communications, operators are required to offer service stability. In network operations, i... [more] | MoMuC2008-10 pp.57-62 |
| ICM | 2008-03-13 11:15 |
Okinawa | A study on efficient traffic engineering method for IMS/MMD Takeshi Usui, Yoshinori Kitatsuji, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI lab) TM2007-56 |
IMS/MMD is a key technology for NGN, which integrates the fixed network and the mobile network. IMS/MMD adopts a basic ... [more] | TM2007-56 pp.19-23 |
|
| NS, IN (Joint) |
2008-03-06 10:50 |
Okinawa | Bankoku Shinryokan | Proposal of Route Establishment Method considering Radio Interferences in Cognitive Radio Networks Misato Sasaki, Yujin Noishiki, Yoshinori Kitatsuji, Teruyuki Hasegawa, Hidetoshi Yokota (KDDI R&D Labs.) IN2007-177 |
[more] | IN2007-177 pp.109-113 |
| IN | 2008-01-17 16:40 |
Aichi | Nagoya Institute of Technology | [Invited Talk]
Research Activities in KDDI R&D Laboratories on Mobile/Ubiquitous Network toward IMS/MMD Akira Idoue, Hidetoshi Yokota (KDDI R&D Labs.) IN2007-126 |
NGN (Next Generation Network), which is based on ALL IP network, attracts great attention as it will realize advanced se... [more] | IN2007-126 pp.41-46 |
| MoNA, IPSJ-MBL | 2007-05-17 14:25 |
Okinawa | Okinawa-seinen-kaikan | A Study on the fast MMD session control methods in the mobile environment Satoshi Komorita (KDDI LAB.), Tomonori Agatsuma (Chuo Univ.), Tsunehiko Chiba, Hidetoshi Yokota, Akira Idoue (KDDI LAB.), Mitsutoshi Hatori (Chuo Univ.) |
In recent years, IMS/MMD architectures standardized by 3GPP and 3GPP2 are becoming important as the key technologies for... [more] | MoMuC2007-10 pp.45-50 |
| CQ, RCS (Joint) |
2005-04-21 14:55 |
Kyoto | ATR | A proposal of Secure Ad hoc Routing Protocol with An Infrastructural Support Takeshi Kubo, Hidetoshi Yokota, Akira Idoue (KDDI R&D Labs) |
[more] | CQ2005-1 pp.1-6 |
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