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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CS, CQ (Joint) |
2023-05-18 16:30 |
Kagawa | Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
[Invited Talk]
Optical and Wireless convergence for realizing User-Centric Network Ryo Inohara, Shinji Nimura, Kazuki Tanaka (KDDI Research, Inc.)  CQ2023-4 |
Cellular systems have been commercially deployed in the 5th and earlier generations of mobile communication systems, in ... [more] | CQ2023-4 p.18 |
| MWPTHz, PN, EMT, IEE-EMT [detail] | 2023-01-23 14:30 |
Osaka | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Analog Radio-over-Fiber Systems for 5G and Beyond 5G Mobile Communication Systems Kazuki Tanaka, Shinji Nimura, Shota Ishimura, Kosuke Nishimura, Ryo Inohara (KDDI Research) PN2022-34 EMT2022-72 MWPTHz2022-60 |
Millimeter and sub-terahertz waves will be used for high-speed wireless communication in the mature phase of fifth gener... [more] | PN2022-34 EMT2022-72 MWPTHz2022-60 pp.17-21 |
| OFT | 2022-10-14 15:20 |
Kanagawa | Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
Analog IFoF Mobile Fronthaul based on SDM/WDM/SCM Accommodating 576 channel (1.314 Tbit/s) Wireless Signals Shinji Nimura, Kazuki Tanaka, Shota Ishimura, Kosuke Nishimura, Ryo Inohara, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research) OFT2022-36 |
We have demonstrated an analog IFoF-based mobile fronthaul with SCM, WDM, and SDM for the realization of cell-free massi... [more] | OFT2022-36 pp.77-80 |
| MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] | 2022-07-19 17:00 |
Hokkaido | Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Photodiode-Integrated 8×8 Array-Antenna Module for Analog-RoF Supporting 40-GHz 5G Systems Shinji Nimura, Shota Ishimura, Kazuki Tanaka, Kosuke Nishimura, Ryo Inohara (KDDI Research) EMT2022-31 MW2022-55 OPE2022-34 EST2022-32 MWPTHz2022-29 |
An 8×8 40-GHz beamforming antenna module integrated with PD and RF circuits was developed and demonstrated with the comb... [more] | EMT2022-31 MW2022-55 OPE2022-34 EST2022-32 MWPTHz2022-29 pp.113-116 |
| OPE, LQE, OCS | 2022-05-13 13:30 |
Online | Online | [Invited Talk]
Report on OFC2022
-- Optical Access -- Kazuki Tanaka (KDDI Research) OCS2022-2 OPE2022-2 LQE2022-2 |
This paper shows research topics on optical access systems presented in OFC 2022 which was held from March 6 to 10, 2022... [more] | OCS2022-2 OPE2022-2 LQE2022-2 pp.6-9 |
| RCS, NS (Joint) |
2021-12-16 14:25 |
Nara | Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Research activities for realizing Cell Free massive MIMO Issei Kanno, Masaaki Ito, Noboru Osawa, Shunsuke Kamiwatari, Kosuke Yamazaki, Shinji Nimura, Kazuki Tanaka, Ryo Inohara (KDDI Research Inc.) NS2021-98 RCS2021-181 |
[more] | NS2021-98 RCS2021-181 p.13(NS), p.35(RCS) |
| OPE, OCS, OFT (Joint) [detail] |
2021-02-18 15:50 |
Online | Online | Photonic generation of wideband electrical PM signal using the Armstrong method Shota Ishimura, Hsuan-Yun Kao, Kazuki Tanaka, Kosuke Nishimura, Ryo Inohara, Takehiro Tsuritani, Masatoshi Suzuki (KDDI Research, Inc.) OCS2020-43 OPE2020-80 |
Recently, there have been several reports on analog-based mobile front haul systems. We have also demonstrated high-fide... [more] | OCS2020-43 OPE2020-80 pp.1-5(OCS), pp.21-25(OPE) |
| EMT, MWP, PN, IEE-EMT [detail] | 2021-01-21 14:55 |
Online | Online | Demonstration of 5G Mobile Network System based on hybrid IFoF and RoF/RoMMF links Hsuan-Yun Kao (KDDI Research), Hiroki Yasuda (Yazaki), Shota Ishimura, Kazuki Tanaka (KDDI Research), Takamitsu Aiba, Tomohiro Wakabayashi (Yazaki), Kosuke Nishimura (KDDI Research), Tetsuya Kawanishi (Waseda Univ.), Ryo Inohara (KDDI Research) PN2020-36 EMT2020-54 MWP2020-37 |
A proof-of-concept experiment is demonstrated for 5G end-to-end MFH system based on hybrid IFoF and RoF/RoMMF transmissi... [more] | PN2020-36 EMT2020-54 MWP2020-37 pp.37-41 |
| CS, IN, NS, NV (Joint) |
2020-09-10 11:40 |
Online | Online | [Invited Lecture]
Transmission Experiments on IF-over-Fiber Systems for Mobile Fronthaul Kazuki Tanaka, Hsuan-Yun Kao, Shota Ishimura, Kosuke Nishimura, Ryo Inohara (KDDI Research) CS2020-40 |
[more] | CS2020-40 pp.30-34 |
| OPE, LQE, OCS | 2019-11-11 16:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg (Tokyo) | [Special Invited Talk]
SSBI-free SSB-DD transmission scheme using phase modulation for high-quality analog mobile fronthaul Shota Ishimura, Hsuan-Yun Kao, Kazuki Tanaka,, Kosuke Nishimura, Masatoshi Suzuki (KDDI Research) OCS2019-59 OPE2019-97 LQE2019-75 |
In this invited talk, we introduce a signal-to-signal beat interference (SSBI)-free direct-detection transmission system... [more] | OCS2019-59 OPE2019-97 LQE2019-75 pp.37-41 |
| OCS, CS (Joint) |
2019-01-17 15:05 |
Okinawa | Nobumoto Ohama Memorial Hall (Ishigaki Island) | [Special Invited Talk]
Technical Trends of Mobile Fronthaul/Backhaul from 5G and Beyond Kosuke Nishimura, Shota Ishimura, Abdelmoula Bekkali, Kazuki Tanaka, Haruhisa Hirayama, Yu Tsukamoto, Ryo Inohara, Shinobu Nanba, Masatoshi Suzuki (KDDI Research, Inc.) CS2018-91 |
(Advance abstract in Japanese is available) [more] | CS2018-91 pp.25-30 |
| MWP | 2017-11-09 15:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Broadband IF-over-Fiber Transmission with Parallel IM/PM Transmitter Overcoming Dispersion-Induced RF Power Fading for High-Capacity Mobile Fronthaul Links Shota Ishimura (KDDI Research, Inc), Byung Gon Kim (KAIST), Kazuki Tanaka, Kosuke Nishimura (KDDI Research, Inc), Hoon Kim, Yun C. Chung (KAIST), Masatoshi Suzuki (KDDI Research, Inc) MWP2017-47 |
We demonstrate a high-capacity IF-over-Fiber (IFoF) transmission using a parallel Intensity modulator (IM) /phase modula... [more] | MWP2017-47 pp.13-17 |
| MWP | 2017-05-11 14:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Optical and Radio Converged Access Network for Accommodating Mobile Services in Beyond-5G Era Kosuke Nishimura, Shinobu Nanba, Kazuki Tanaka, Shota Ishimura, Masatoshi Suzuki (KDDI Research) MWP2017-3 |
In this report, optical and radio converged access network for accommodating 5G and beyond mobile services is overviewed... [more] | MWP2017-3 pp.13-17 |
| OPE, EST, LQE, EMT, PN, MWP, IEE-EMT [detail] | 2017-01-18 13:45 |
Mie | Iseshi Kanko Bunka Kaikan | Transmission Experiment of Multiple LTE Signals by Radio-over-Fiber Kazuki Tanaka (KDDI Research), Byung Gon Kim (KAIST), Takashi Kobayashi, Bekkali Abdelmoula, Kosuke Nishimura (KDDI Research), Hoon Kim (KAIST), Masatoshi Suzuki (KDDI Research), Yun C. Chung (KAIST) PN2016-57 EMT2016-86 OPE2016-132 LQE2016-121 EST2016-96 MWP2016-70 |
The application of Centralized Radio Access Network (C-RAN) architecture to mobile base stations enable the cooperation ... [more] | PN2016-57 EMT2016-86 OPE2016-132 LQE2016-121 EST2016-96 MWP2016-70 pp.93-96 |
| SWIM | 2012-11-30 10:35 |
Tokyo | Tokai Univ. Takanawa Campus(Tokyo) | Cloud Transaction Equivalence Evaluation Using CPN Kazuki Tanaka, Yoshiyuki Shinkawa (Ryukoku Univ.) SWIM2012-15 |
Cloud computing environments provide us with different form of transaction processing platforms, and therefore we need a... [more] | SWIM2012-15 pp.1-6 |
| SIS, IPSJ-AVM | 2011-09-21 11:05 |
Akita | Research on interface for physically disabled person by head movement using Kinect Kazuki Tanaka (KAIT), Kengo Ohsaki (Ohsaki), Tomoaki Kimura (KAIT) SIS2011-24 |
Kinect is a device which can obtain a depth image and color image information, operating a computer by gesture and voice... [more] | SIS2011-24 pp.17-20 |
|
| SWIM | 2011-06-17 17:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Database Consistency Evaluation Using CPN Kazuki Tanaka, Yoshiyuki Shinkawa (Ryukoku Univ.) SWIM2011-9 |
There are various restrictions on transaction processing in cloud computing environments, which have not been imposed in... [more] | SWIM2011-9 pp.43-48 |
| SWIM | 2011-02-25 15:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | CPN Based Transaction Model Expression and Verification Kazuki Tanaka, Kazuma Yamauchi, Yoshiyuki Shinkawa (Ryukoku Univ.) SWIM2010-32 |
Various problems are pointed out in migrating traditional ACID transactions into cloud environments, caused by the diffe... [more] | SWIM2010-32 pp.39-44 |
| OCS, OFT (Joint) |
2010-08-26 14:05 |
Hokkaido | Asahikawa Tokiwa Shimin Hall | Long reach coherent WDM PON using self polarization stabilization technique Takayuki Sano, Kazuki Tanaka (KDDI Labs), K. Y. Cho (KAIST), Akira Agata, Yukio Horiuchi, Masatoshi Suzuki (KDDI Labs), S. P. Jung, J. H. Chang, Y. Takushima, Y. C. Chung (KAIST) OCS2010-40 |
We propose a simple self-polarization-stabilization technique for the wave length-division-multiplexed passive optical n... [more] | OCS2010-40 pp.27-30 |
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