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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMT, MW, OPE, MWP, EST, IEE-EMT [detail] | 2015-07-17 11:15 |
Hokkaido | Kushiro City Lifelong Learning Center | Seamless Optical and Radio Transmission with Cascaded W-band Wireless Sections Abdelmoula Bekkali, Kosuke Nishimura (KDDI Labs.)  EMT2015-35 MW2015-73 OPE2015-47 EST2015-39 MWP2015-38 |
[more] | EMT2015-35 MW2015-73 OPE2015-47 EST2015-39 MWP2015-38 pp.155-158 |
| IE | 2015-06-18 13:40 |
Okinawa | Okinawa Cellular | Occlusion Handling by Depth-value Separation in Indoor Object Detection and Tracking for Range Sensor Device Houari Sabirin, Hiroshi Sankoh, Sei Naito (KDDI Labs.) IE2015-34 |
Consistently identifying moving objects in object detection and tracking system when occlusion occurred is somewhat a gr... [more] | IE2015-34 pp.11-16 |
| NS, OCS, PN (Joint) |
2015-06-18 16:15 |
Fukui | Fukui-shi-chiiki-kouryu | [Invited Talk]
Optical Access Technologies for Efficient Deployment of Next Generation Cellular Networks Akira Agata, Shinobu Nanba (KDDI Labs.) NS2015-32 OCS2015-16 PN2015-5 |
The emergence of high-speed mobile devices such as smartphones and of data-intensive applications causes the rapid growt... [more] | NS2015-32 OCS2015-16 PN2015-5 pp.15-20(NS), pp.29-34(OCS), pp.23-28(PN) |
| NS, OCS, PN (Joint) |
2015-06-19 15:15 |
Fukui | Fukui-shi-chiiki-kouryu | High power cladding pumped multicore EDFA Koichi Maeda, Yukihiro Tsuchida, Shigehiro Takasaka, Tsunetoshi Saito, Kengo Watanabe, T.Sasa (Furukawa Electric), Koki Takeshima, Takehiro Tsuritani (KDDI Labs.), Ryuichi Sugizaki (Furukawa Electric) OCS2015-23 |
(Advance abstract in Japanese is available) [more] | OCS2015-23 pp.65-68 |
| RCS, SR, SRW (Joint) |
2015-03-04 09:25 |
Tokyo | Tokyo Institute of Technology | Performance characteristics of feature detection scheme using Cyclic Prefix (CP) in OFDM and its applications Kanshiro Kashiki, Tomoki Sada, Kosuke Yamazaki, Shingo Watanabe (KDDI Labs.) SR2014-112 |
From the viewpoint of the efficient use of frequency resources in mobile radio service, the authors have been investigat... [more] | SR2014-112 pp.7-14 |
| RCS, SR, SRW (Joint) |
2015-03-04 14:25 |
Tokyo | Tokyo Institute of Technology | A Study on Mutual Interference Reduction Schemes in LTE-Advanced Device-to-device Communication Koichiro Kitagawa, Yasuhiro Suegara (KDDI Labs.) RCS2014-318 |
In 3GPP (The 3rd-Generation Partnership Project) standardization, it has been discussed to adopt Device-to-Device (D2D) ... [more] | RCS2014-318 pp.101-106 |
| NS, IN (Joint) |
2015-03-03 10:50 |
Okinawa | Okinawa Convention Center | A Study of Routing Algorithm Based on Quality Prediction for Millimeter-Wave Wireless Links Riichiro Nagareda, Hiroshi Hanano, Akira Yamaguchi (KDDI Labs.) NS2014-233 |
Mobile operators usually use wired links as backhauls which connect base stations (BSs) and core networks (CNs). However... [more] | NS2014-233 pp.325-330 |
| MoNA, ASN, IPSJ-MBL, IPSJ-UBI (Joint) [detail] |
2015-03-02 11:50 |
Tokyo | Shibaura Institute of Technology(Toyosu Campus) | Experimental Study on Effects to Battery Consumption by Smartphone Operation Characteristics Takuya Akiyama, Suguru Doki, Tomohiko Ogishi (KDDI Labs.) ASN2014-160 |
While various smartphones are on the market and widely used, battery life problem has still not be resolved. Reducing po... [more] | ASN2014-160 pp.73-78 |
| SANE, SAT (Joint) |
2015-02-18 16:40 |
Okinawa | Okinawaken Shichoson Jichikaikan | [Special Talk]
The cutting edge of Mobile Communication Systems and Services
-- Terrestrial & Satellite Collabolation -- Fumio Watanabe (KDDI Labs.) SANE2014-133 SAT2014-59 |
[more] | SANE2014-133 SAT2014-59 pp.31-36(SANE), pp.49-54(SAT) |
| EST, OPE, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2015-01-29 14:15 |
Osaka | Beam Steering of 60 GHz-Band Array-Antenna Utilizing Radio-over-Fiber Technique Kyo Minoguchi (Tokyo Tech), Masayuki Oishi (KDDI Labs.), Takayoshi Hirasawa (Tokyo Tech), Shigeyuki Akiba (KDDI Labs.), Jiro Hirokawa, Makoto Ando (Tokyo Tech) PN2014-36 OPE2014-161 LQE2014-148 EST2014-90 MWP2014-58 |
We report an experimental study of beam steering for 60 GHz-band array-antenna utilizing Radio-over-Fiber (RoF) techniqu... [more] | PN2014-36 OPE2014-161 LQE2014-148 EST2014-90 MWP2014-58 pp.53-56 |
|
| IN | 2015-01-22 11:35 |
Aichi | Nagoya International Center | Bus ride estimation using Cellular Radio Characteristics Hiroshi Hanano, Haruki Izumikawa (KDDI Labs.), Hiroshi Okada, Yuichi Ishikawa (KDDI), Chihiro Ono (KDDI Labs.) IN2014-101 |
We have been exploring an O2O (Online-to-offline) service that leverages an electronic coupon on a smartphone and digita... [more] | IN2014-101 pp.19-23 |
| IN | 2015-01-23 10:45 |
Aichi | Nagoya International Center | Online-to-Offline (O2O) Conversion Estimation using Cellular Radio Characteristics Haruki Izumikawa, Hiroshi Hanano (KDDI Labs.), Yuichi Ishikawa, Hiroshi Okada (KDDI), Chihiro Ono (KDDI Labs.) IN2014-108 |
We have been exploring an O2O (online-to-offline) service that leverages an electronic coupon on a smartphone and digita... [more] | IN2014-108 pp.59-64 |
| IA, IN (Joint) |
2014-12-19 14:20 |
Hiroshima | Hiroshima City University | Traffic Classification on Mobile Network Considering Various Types of Network Traffic Flow Masaki Suzuki, Masafumi Watari, Shigehiro Ano (KDDI Labs.), Masato Tsuru (Kyutech) IN2014-96 |
The amount of mobile traffic data has been increasing in the recent years since the smartphones have become widely used ... [more] | IN2014-96 pp.29-34 |
| ICM, CQ, NS, NV (Joint) |
2014-11-14 11:40 |
Kochi | Kochi-City-Culture-Plaza CUL-PORT | A Study on Storing Network Configuration Information in Distributed Management System Tomonobu Niwa, Masanori Miyazawa, Michiaki Hayashi (KDDI Labs.) ICM2014-29 |
In order to cope with continuous increase in network management information and processing load of central network manag... [more] | ICM2014-29 pp.75-80 |
| OCS, OPE, LQE | 2014-10-30 10:25 |
Nagasaki | Nagasaki Museum of History and Culture | [Invited Talk]
Report on ECOC2014 -Optical Networks- Xiaoyuan Cao, Noboru Yoshikane (KDDI Labs.) OCS2014-43 OPE2014-87 LQE2014-61 |
We review the latest optical networking technologies reported in ECOC 2014. The related papers are introduced, includin... [more] | OCS2014-43 OPE2014-87 LQE2014-61 pp.9-13 |
| RCS | 2014-10-17 09:50 |
Kanagawa | Keio Univ. | A Field Experiment on Dual Connectivity for Small Cell Deployments using 3.5 GHz Band (1) Noriyuki Hashimoto (KDDI Labs.), Toshiyasu Wakayama, Hiroki Takeda, Xiaoqiu Wang, Teruhiko Honda, Akira Matsunaga, Ryuji Ota (KDDI), Kazuhide Toda, Yasuhiro Suegara (KDDI Labs.) RCS2014-179 |
[more] | RCS2014-179 pp.129-134 |
| RCS | 2014-10-17 10:10 |
Kanagawa | Keio Univ. | A Field Experiment on Dual Connectivity for Small Cell Deployments using 3.5 GHz Band (2) Toshiyasu Wakayama (KDDI), Noriyuki Hashimoto (KDDI Labs.), Hiroki Takeda, Xiaoqiu Wang, Akira Matsunaga, Teruhiko Honda, Ryuji Ota (KDDI), Kazuhide Toda, Yasuhiro Suegara (KDDI Labs.) RCS2014-180 |
It is assumed that higher frequency bands, such as 3.5 GHz band, compared to widely used frequency bands for cellular ne... [more] | RCS2014-180 pp.135-140 |
| AP, WPT (Joint) |
2014-10-16 12:55 |
Hokkaido | Hokkaido University, Clark Memorial Student Center | Frequency Characteristics of Path Loss in Street Cell Environment Toru Kitayabu, Hiromi Matsuno, Yoshiaki Amano, Masayuki Nakano, Akira Yamaguchi (KDDI Labs.) AP2014-116 |
In this paper, path losses are measured in 3.5 GHz, 870 MHz and 2115 MHz, respectively. The measurement results are comp... [more] | AP2014-116 pp.43-47 |
| AP, WPT (Joint) |
2014-10-16 14:55 |
Hokkaido | Hokkaido University, Clark Memorial Student Center | [Tutorial Lecture]
Cutting-edge of mobile communication systems
-- An expectation for Antennas & Propagation -- Fumio Watanabe (KDDI Labs.) AP2014-118 |
Mobile communications service are widely penetrating to all the society as the key infrastructure. The mobile traffic i... [more] | AP2014-118 pp.55-60 |
| MoNA | 2014-07-29 13:50 |
Aichi | Aichi University of Technology | [Encouragement Talk]
3D-MDT: What floor was the measurement made in Minimization of Drive Tests? Haruki Izumikawa, Yuki Hirota, Daisuke Kamisaka, Chihiro Ono (KDDI Labs.) MoNA2014-18 |
For determining cellular coverage problems efficiently, some studies including MDT (Minimization of Drive-Tests) in 3GPP... [more] | MoNA2014-18 pp.9-14 |
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