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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| OFT, OCS, IEE-CMN, ITE-BCT [detail] | 2021-11-18 13:45 |
Online | Online | [Invited Talk]
High-capacity and Long-haul WDM Transmission using PPLN-based Optical Parametric Inline Amplifier Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takushi Kazama, Takeshi Umeki, Ryoichi Kasahara, Fukutaro Hamaoka, Yutaka Miyamoto (NTT)  OCS2021-29 |
Expansion of the optical band used for wavelength division multiplexing (WDM) is a key to increasing the capacity of opt... [more] | OCS2021-29 pp.5-8 |
| IN, NS (Joint) |
2021-03-04 09:10 |
Online | Online | Applicability of network tomography using dictionary learning to virtualized network Yuto Minami, Ryoichi Kawahara (Toyo Univ.) IN2020-54 |
[more] | IN2020-54 pp.1-6 |
| IN, NS (Joint) |
2021-03-04 11:20 |
Online | Online | Wireless sensor network charging optimization by multiple chargers considering travel costs Tomoaki Mitsuya, Ryoichi Kawahara (Toyo Univ.) IN2020-64 |
A wireless sensor network is expected to be used in a wide range of situations with less restrictions on sensor placemen... [more] | IN2020-64 pp.61-66 |
| PN | 2021-03-01 14:30 |
Online | Online | [Invited Lecture]
Wide-band WDM Inline-amplified Transmission by Optical Parametric Amplifier using PPLN Waveguides Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, RYoichi Kasahara, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto (NTT) PN2020-44 |
To increase the capacity of optical transmission systems, it is important to improve a spectral efficiency by utilizing ... [more] | PN2020-44 pp.15-19 |
| OPE, OCS, LQE | 2020-10-23 10:35 |
Online | Online | [Invited Talk]
Wide-band WDM Inline-amplified Transmission with PPLN-based Optical Parametric Amplifier Takayuki Kobayashi, Shimpei Shimizu, Masanori Nakamura, Takeshi Umeki, Takushi Kazama, Ryoichi Kasahara, Fukutaro Hamaoka, Munehiko Nagatani, Hiroshi Yamazaki, Hideyuki Nosaka, Yutaka Miyamoto (NTT) OCS2020-11 OPE2020-34 LQE2020-14 |
In optical transmission systems, the extension of the optical-band used for wavelength division multiplexing is a promis... [more] | OCS2020-11 OPE2020-34 LQE2020-14 pp.17-20 |
| CS, IN, NS, NV (Joint) |
2020-09-11 09:00 |
Online | Online | Theoretical Evaluation of Processing Performance and Accuracy of Machine Learning with Edge Cloud Cooperation Kengo Tajiri (NTT), Ryoichi Kawahara (Toyo Univ.) IN2020-23 |
[more] | IN2020-23 pp.7-12 |
| IN, RCS, NV (Joint) |
2020-05-22 10:35 |
Online | Online | Analysis of delay characteristics of connection through LTE network by time series analysis Kohei Yamamoto, Naoki Wakamiya (Osaka Univ.), Ryo Nakano, Ryosuke Hujiwara (Hitachi) IN2020-5 |
Industrial monitoring systems are useful in remote monitoring, control, and diagnosis of equipments and facilities. For ... [more] | IN2020-5 pp.19-24 |
| WPT | 2020-03-07 13:00 |
Kyoto | (Cancelled but technical report was issued) |
[Invited Lecture]
Study of reciver coil for WPT using LC Booster System Tatuyuki Kato, Ryota Sugawara, Hayato Syzuki, Tatuki Aonuma, Kei Miura, Keit Hino, Taku Sato (MNCT) WPT2019-78 |
(To be available after the conference date) [more] | WPT2019-78 pp.111-115 |
| NS, IN (Joint) |
2020-03-06 13:00 |
Okinawa | Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
Virtual Network Control Method and Effect Verification Considering Electricity Unit Price and Centrality Ryota Nakamura, Shigeaki Harada (NTT), Takefumi Wakayama, Ryoichi Kawahara (Toyo Univ.) IN2019-136 |
With the increase of communication traffic, the service provisioning cost of telecommunication carriers is increasing. I... [more] | IN2019-136 pp.345-350 |
| DC, CPSY, IPSJ-ARC [detail] | 2019-06-11 14:50 |
Kagoshima | National Park Resort Ibusuki | Note on Fast SAT-Based SDN Rule Table Partitioning Ryota Ogasawara, Masayuki Arai (Nihon Univ.) CPSY2019-4 DC2019-4 |
[more] | CPSY2019-4 DC2019-4 pp.39-44 |
| IMQ, IE, MVE, CQ (Joint) [detail] |
2019-03-15 13:00 |
Kagoshima | Kagoshima University | A Study on Network Tomography for ICN Ryoichi Kawahara (Toyo Univ.), Rie Tagyo, Daisuke Ikegami (NTT) CQ2018-111 |
This paper reports a study on application of network tomography to Information-Centric Networking (ICN). When we receive... [more] | CQ2018-111 pp.99-104 |
| DC | 2018-12-14 14:05 |
Okinawa | Miyako Seisyonen-No-Ie | SAT-Based Solution for SDN Rule Table Partitioning Ryota Ogasawara, Masayuki Arai (Nihon Univ.) DC2018-61 |
[more] | DC2018-61 pp.19-23 |
| WPT, PEM (Joint) |
2018-11-19 15:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Lecture]
Development of resin cased optical probe head and measurement of Electrically Small Antennas Makoto Shigihara, Masaru Shikata (ALPS Electric) |
In general, coaxial cables are used to measure radiation characteristics such as radiation patterns and gains of antenna... [more] | |
| IN, CCS (Joint) |
2018-08-02 10:55 |
Hokkaido | Kitayuzawa Mori-no-Soraniwa | Inferring Latent Traffic Demand by Using State Space Model and Predicting Quality Degradation as a Equilibrium Point of Negative Feedback Loop Keisuke Ishibashi, Shigeaki Harada (NTT), Ryoichi Kawahara (Toyo Univ.) IN2018-19 |
[more] | IN2018-19 pp.39-44 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-12 10:55 |
Hokkaido | Hakodate Arena | [Poster Presentation]
A Study on Machine Learning Based Anomaly Detection for a Large Network with Cooperative Edge-Cloud Computing Kengo Tajiri, Yasuhiro Ikeda (NTT), Ryoichi Kawahara (Toyo Univ.), Ryoichi Shinkuma (Kyoto Univ.) RCC2018-49 NS2018-62 RCS2018-107 SR2018-46 ASN2018-43 |
Early or predictive detection of network failures with anomaly detection techniques is important for providing stable se... [more] | RCC2018-49 NS2018-62 RCS2018-107 SR2018-46 ASN2018-43 pp.109-110(RCC), pp.115-116(NS), pp.127-128(RCS), pp.119-120(SR), pp.125-126(ASN) |
| CPSY, DC, IPSJ-ARC [detail] | 2018-06-15 14:20 |
Yamagata | Takamiya Rurikura Resort | Study on Privacy-Preserving k-Fault-Tolerant Data Aggregation on Smart Grid Communications Hiroki Saito, Ryota Ogasawara, Masayuki Arai (Nihon Univ.) CPSY2018-9 DC2018-9 |
[more] | CPSY2018-9 DC2018-9 pp.125-130 |
| NS, IN (Joint) |
2018-03-01 09:00 |
Miyazaki | Phoenix Seagaia Resort | Classifying OSes on User Devices Using the Similarity of DNS Query Sets Yuka Komai, Masahiro Kobayashi, Shigeaki Harada, Keisuke Ishibashi, Ryoichi Kawahara (NTT), Tatsuya Mori, Shigeki Goto (Waseda Univ.) IN2017-89 |
Due to the emergence of various user devices, it becomes important to manage traffic based on OSes (Operating Systems) o... [more] | IN2017-89 pp.1-4 |
| MoNA, ASN, IPSJ-MBL, IPSJ-UBI [detail] | 2018-02-26 16:20 |
Tokyo | Sophia University | Study on performance evaluation for edge-cloud cooperation system for real-time predictive information delivery Ryoichi Shinkuma, Taichi Sakakibara (Kyoto Univ.), Yasuhiro Ikeda, Kengo Tajiri, Ryoichi Kawahara (NTT) MoNA2017-67 |
[more] | MoNA2017-67 pp.169-174 |
| OPE, OCS, OFT (Joint) [detail] |
2018-02-16 10:40 |
Okinawa | Okinawa Prefectural Museum | Pump Phase-Locked to PDM Phase-Conjugated Twin Waves by using Phase Modulation in Optical Parametric Phase-Sensitive Amplifier Repeaters Ikuya Nagatomi, Kouhei Aga, Takumi Okabe, Wataru Nakanishi, Yasuhiro Okamura (Tokushima Univ.), Takeshi Umeki, Ryoichi Kasahara (NTT), Atushi Takada (Tokushima Univ.) OCS2017-88 OPE2017-181 |
Pump phase-locked to PDM phase-conjugated twin waves (PDM-PCTWs) in optical parametric phase-sensitive amplifier repeate... [more] | OCS2017-88 OPE2017-181 pp.45-48(OCS), pp.63-66(OPE) |
| IN | 2018-01-23 11:15 |
Aichi | WINC AICHI | Retraining anomaly detection model using Autoencoder Yasuhiro Ikeda, Keisuke Ishibashi, Yusuke Nakano, Keishiro Watanabe, Ryoichi Kawahara (NTT) IN2017-84 |
An autoencoder has been attracting much attention as an anomaly detection algorithm. The autoencoder enables unsupervis... [more] |
IN2017-84 pp.77-82 |
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