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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CS | 2023-07-28 13:15 |
Tokyo | Hachijo-machi Chamber of Commerce and Industry (Tokyo) | [Invited Talk]
Comparison of signal quality between electrical and optical superposition of AMCC signals in SOA-integrated EA-DFB Laser Yasunari Tanaka, Takuya Kanai, Mingchen Chen, Takahiko Shindo, Kazutaka Hara, Hirotaka Nakamura, Jun-ichi Kani, Kimikazu Sano, Tomoaki Yoshida (NTT)  CS2023-54 |
The All-Photonics Network (APN) has been proposed that realizes direct optical connection with large capacity, low laten... [more] | CS2023-54 pp.141-145 |
| CQ, CS (Joint) |
2022-05-13 16:10 |
Fukui | Fukui (Fuku Pref.) (Fukui, Online) (Primary: On-site, Secondary: Online) |
Comparison of signal quality between electrical and optical superposition of AMCC signals in SOA-integrated EA-DFB Laser Yasunari Tanaka, Takuya Kanai, Mingchen Chen, Takahiko Shindo, Kazutaka Hara, Hirotaka Nakamura, Jun-ichi Kani, Kimikazu Sano, Tomoaki Yoshida (NTT) CS2022-8 |
The All-Photonics Network (APN) has been proposed that realizes direct optical connection with large capacity, low laten... [more] | CS2022-8 pp.31-36 |
| OCS, CS (Joint) |
2022-01-13 14:55 |
Yamaguchi | Conference room 204A・B at KDDI Ishin-hall (Yamaguchi, Online) (Primary: On-site, Secondary: Online) |
A Study on Maximizing the Number of Accommodated Users for Bus-Type Optical Access Using Distributed Raman Amplification With Asymmetric Power Splitter Ryo Igarashi, Kazutaka Hara, Ryo Koma, Jun-ich Kani, Tomoaki Yoshida (NTT) CS2021-70 |
A bus type optical access network has been proposed to accommodate widely scattered users efficiently. Although the cost... [more] | CS2021-70 pp.13-18 |
| OCS, CS (Joint) |
2022-01-14 10:00 |
Yamaguchi | Conference room 204A・B at KDDI Ishin-hall (Yamaguchi, Online) (Primary: On-site, Secondary: Online) |
A study on the configuration of wide dynamic range burst-mode signals detection for digital coherent reception. Ryo Koma, Kazutaka Hara, Jun-ichi Kani, Tomoaki Yoshida (NTT) CS2021-71 |
In the uplink transmission of the time division multiplexing-based passive optical network (TDM-PON) system using the di... [more] | CS2021-71 pp.19-24 |
| CS | 2020-11-05 13:45 |
Online | Online + Central Community Center, Nonoichi Community Center (Online, Ishikawa) (Primary: Online, Secondary: On-site) |
[Invited Talk]
Distributed Raman Amplification Based Loss Budget Improvement for Optical Access Ryo Igarashi, Masamichi Fujiwara, Takuya Kanai, Kazutaka Hara, Ryo Koma, Jun-ichi Kani, Tomoaki Yoshida (NTT) CS2020-47 |
The loss budget improvement based on optical amplification has been studied for reduction of the number of central offic... [more] | CS2020-47 pp.1-6 |
| CQ | 2019-08-28 11:35 |
Hokkaido | Hakodate arena (Hokkaido) | [Invited Lecture]
Data Transmission and Radio Resource Control by applying Optical/RF Hybrid Coordinated Systems Kazutaka Hara, Ryota Shiina, Shinya Tamaki, Tomohiro Taniguchi, Toshiro Nakahira, Tomoki Murakami, Yasuhiro Suzuki (NTT), Satoshi Ikeda (NTT West) CQ2019-80 |
[more] | CQ2019-80 pp.119-124 |
| CS, CQ (Joint) |
2019-04-18 11:35 |
Osaka | Osaka Univ. Library (Osaka) | A study on applicable use cases of optical-wireless communication systems cooperating with Wi-Fi Tomohiro Taniguchi, Ryota Shiina, Kazutaka Hara, Satoshi Ikeda (NTT) CS2019-6 |
[more] | CS2019-6 pp.31-36 |
| CS | 2017-07-27 15:35 |
Nagasaki | Fukue Bunka Kaikan (Nagasaki) | [Invited Talk]
Characteristic Analysis of Optical Path Penalty for NG-PON2 Coexisting with Other Systems on Same ODN Kazutaka Hara, Katsuhisa Taguchi, Tomohiro Taniguchi, Susumu Nishihara, Kota Asaka, Ken-Ichi Suzuki, Takeshi Arai, Akihiro Otaka (NTT) CS2017-28 |
We clarify the dominant factor of an optical path penalty, which is generated by the linear/nonlinear crosstalk and the ... [more] | CS2017-28 pp.77-82 |
| OCS, CS (Joint) |
2017-01-20 13:50 |
Fukuoka | Kyushu Sangyo University (Fukuoka) | Characteristic analysis of Optical Path Penalty for NG-PON2 Coexisting with Other Systems on Same ODN Kazutaka Hara, Katsuhisa Taguchi, Tomohiro Taniguchi, Susumu Nishihara, Kota Asaka, Ken-Ichi Suzuki, Takeshi Arai, Akihiro Otaka (NTT) CS2016-75 |
(Advance abstract in Japanese is available) [more] | CS2016-75 pp.65-70 |
| CS | 2016-07-07 10:20 |
Okinawa | Miyakojima Hirara-kou terminal bldg. (Okinawa) | An Impact Study of 1G-, 10G-, and 40G-Class PON Coexisting Systems by applying WDM Technology Kazutaka Hara, Yuki Sakaue, Katsuhisa Taguchi, Kota Asaka, Ken-Ichi Suzuki, Akihiro Otaka (NTT) CS2016-12 |
We clarify the dominant factor of an optical path penalty, which is generated by the linear/nonlinear crosstalk and the ... [more] | CS2016-12 pp.13-18 |
| CS, OCS (Joint) |
2012-01-27 14:50 |
Mie | ISESHI-KANKOUBUNKAKAIKAN (Mie) | Demonstration of a 10G-EPON system which realizes high-speed transmission, higher splitting ratio, and power saving of ONU. Tsuyoshi Ito, Hirotaka Ujikawa, Takashi Mitsui, Takayoshi Tashiro, Kazutaka Hara, Masashi Tadokoro, Susumu Nishihara, Noriyuki Oota, Takeshi Sakamoto, Ken-Ichi Suzuki (NTT), Hiroshi Sato, Yoshiaki Kojima, Hidenori Mori (NTT-AT), Naoto Yoshimoto (NTT) CS2011-96 |
In this paper, requirements for 10G-EPON system based on system- level interoperability on GE-PON and 10G-EPON (SIEPON) ... [more] | CS2011-96 pp.79-84 |
| OCS, LQE, OPE | 2008-10-23 17:40 |
Fukuoka | Kyushu Univ. (Fukuoka) | [Invited Talk]
Report on ECOC2008
-- access system -- Kazutaka Hara (NTT) OCS2008-64 OPE2008-107 LQE2008-76 |
This paper provides a review of ECOC2008 (European Conference and Exhibition on Optical Communication) held in Brussels,... [more] | OCS2008-64 OPE2008-107 LQE2008-76 p.87 |
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