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All Technical Committee Conferences (All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2019-10-24 15:25 |
Kanagawa | Yokosuka Research Park | [Invited Lecture]
R&D on Cooperative Control Schemes Suitable for Local 5G Hikaru Kawasaki, Kazuo Ibuka, Homare Murakami, Kentaro Ishizu, Takeshi Matsumura, Fumihide Kojima (NICT)  RCS2019-188 |
The fifth-generation mobile system (5G) is expected to be utilized as a communication infrastructure for a variety of em... [more] | RCS2019-188 pp.57-62 |
| SR | 2019-05-31 10:00 |
Tokyo | Tokyo Big Sight | [Technology Exhibit]
Empirical Throughput Evaluation for IEEE 802.11af Channel Aggregation Takeshi Matsumura, Kazuo Ibuka, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2019-15 |
In this study, we empirically evaluate throughput in the IEEE 802.11af CA (Channel Aggregation) mode using the previousl... [more] | SR2019-15 pp.91-95 |
| RCS, SR, SRW (Joint) |
2019-03-06 10:30 |
Kanagawa | YRP | Prototype of IEEE 802.11af Radio Equipment with Channel Aggregation Takeshi Matsumura, Kazuo Ibuka, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2018-121 |
IEEE 802.11af was standardized in 2013 as a WLAN (Wireless Local Area Network) system operated at TVWS (TV White-spaces)... [more] | SR2018-121 pp.1-8 |
| RCS, SR, SRW (Joint) |
2019-03-06 10:55 |
Kanagawa | YRP | An evaluation of throughput performance on base station sharing in in-door environments Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2018-122 |
Micro cell base station is one of the keys to perform an unique performance expected in 5G. Authors believe that sharing... [more] | SR2018-122 pp.9-16 |
| RCS, SR, SRW (Joint) |
2019-03-06 16:55 |
Kanagawa | YRP | Fast Connection to Local Spot Cell using Virtual Pre-Connection Scheme Kazuo Ibuka, Takeshi Matsumura, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) RCS2018-301 |
In the 5th generation mobile communication system (5G), the usage of higher frequency bands including millimeter-wave ba... [more] | RCS2018-301 pp.107-112 |
| RCS, SR, SRW (Joint) |
2019-03-08 10:40 |
Kanagawa | YRP | [Invited Lecture]
NICT's R&D toward flexible utilization of self-operated wireless systems in 5G era Kentaro Ishizu, Homare Murakami, Kazuo Ibuka, Takeshi Matsumura, Stanislav Filin, Hikaru Kawasaki, Fumihide Kojima (NICT) SRW2018-71 |
[more] | SRW2018-71 pp.67-72 |
| RCS, SIP, IT | 2019-02-01 14:20 |
Osaka | Osaka University | Support of private operators in 5G and B5G networks Stanislav Filin, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) IT2018-71 SIP2018-101 RCS2018-278 |
In 5G and beyond 5G networks, private operators could be a valuable addition to traditional public operators to help red... [more] | IT2018-71 SIP2018-101 RCS2018-278 pp.209-214 |
| SR | 2018-10-30 10:30 |
Overseas | Mandarin Hotel, Bangkok, Thailand | [Poster Presentation]
A study of network capacity improvement by introducing micro-cell operator concept Homare Murakami, Hirokazu Sawada, Kentaro Ishizu, Fumihide Kojima (NICT) SR2018-64 |
Micro-cell base stations using millimeter-wave band will be deployed in 5G systems. It may difficult to cover wide area ... [more] | SR2018-64 pp.13-14 |
| SR | 2018-10-30 10:30 |
Overseas | Mandarin Hotel, Bangkok, Thailand | [Poster Presentation]
Channel Aggregation Adaptation in VHF/UHF Hoang Vinh Dien, Fumihide Kojima, Kentaro Ishizu, Homare Murakami (NICT) SR2018-65 |
VHF/UHF channels are freeing up in many part of the world. Compared to conventional Wi-Fi frequencies, VHF/UHF can cover... [more] | SR2018-65 pp.15-16 |
| SR | 2018-05-25 10:00 |
Tokyo | Tokyo big sight | [Technology Exhibit]
Field-Test of Road Information Recognition and Transmission by Road-Side Sensors to Support Autonomous Mobility System Changwoo Pyo, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2018-15 |
[more] | SR2018-15 pp.87-94 |
| SR | 2018-01-25 13:25 |
Fukuoka | Fukuoka univ. | Development of Shared Base Station Supporting Millimeter Wave Bands for Network Sharing Scenario in 5G System Takeshi Matsumura, Kazuo Ibuka, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2017-94 |
In the 5G and beyond cellular networks, micro-cells using mmW (millimeter Wave) bands will be densely deployed to en-han... [more] | SR2017-94 pp.1-8 |
| SRW | 2017-11-14 11:15 |
Tokyo | NICT (Koganei) | [Invited Lecture]
Efficient Radio Access for Massive Machine-Type Communication Masafumi Moriyama, Kenichi Takizawa, Masayuki Oodo, Hayato Tezuka, Hikaru Kawasaki, Changwoo Pyo, Homare Murakami, Kentaro Ishidu, Fumihide Kojima (NICT) SRW2017-56 |
[more] | SRW2017-56 pp.51-56 |
| SR, SRW (Joint) |
2017-10-23 14:00 |
Overseas | Grand Hotel Palatino, Rome, Italy | [Poster Presentation]
A study on efficiency improvement of spectrum usage by base station sharing among multiple operators Homare Murakami (NICT/Univ. of Tokyo), Hirokazu Sawada, Kentaro Ishizu, Fumihide Kojima (NICT), Hiroyuki Morikawa (Univ. of Tokyo) SR2017-75 SRW2017-27 |
In order to accelerate the deployment of micro cell base stations introduced to 5G mobile system, we propose a scheme to... [more] | SR2017-75 SRW2017-27 pp.29-30(SR), pp.33-34(SRW) |
| RCS | 2017-10-19 15:30 |
Miyagi | Tohoku Institute of Technology | [Invited Lecture]
A Study on Shared Base Station to Realize 5G toward The Fifth Generation Mobile Communication Systems Kentaro Ishizu, Homare Murakami, Kazuo Ibuka, Stanislav Filin, Fumihide Kojima (NICT) RCS2017-182 |
[more] | RCS2017-182 pp.81-86 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-19 09:15 |
Hokkaido | Hokkaido Univ. | Network sharing and spectrum sharing scenarios for future 5G networks Stanislav Filin, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2017-25 |
This paper concentrates on the NICT contribution to the work ongoing in 3GPP SA2 and in particular on support of network... [more] | SR2017-25 pp.9-13 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-19 14:10 |
Hokkaido | Hokkaido Univ. | A Study of SCMA Codebooks for Uplink Multiple Access Masayuki Oodo, Kenichi Takizawa, Masafumi Moriyama, Hayato Tezuka, Chang-woo Pyo, Kentaro Ishizu, Homare Murakami, Fumihide Kojima (NICT) RCC2017-17 |
[more] | RCC2017-17 pp.43-48 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-19 14:35 |
Hokkaido | Hokkaido Univ. | Efficient Radio Access for Massive Machine-Type Communication Hayato Tezuka, Masafumi Moriyama, Kenichi Takizawa, Masayuki Oodo, Changwoo Pyo, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) RCC2017-18 |
[more] | RCC2017-18 pp.49-54 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-20 11:05 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Efficient Radio Access for Massive Machine-Type communication
-- Inter-User Interference Cancellation using Multiuser Detection -- Kenichi Takizawa, Masafumi Moriyama, Masayuki Oodo, Changwoo Pyo, Hayato Teduka, Homare Murakami, Kentaro Ishidu, Fumihide Kojima (NICT) RCC2017-23 NS2017-44 RCS2017-115 SR2017-38 ASN2017-32 |
[more] | RCC2017-23 NS2017-44 RCS2017-115 SR2017-38 ASN2017-32 pp.79-82(RCC), pp.93-96(NS), pp.133-136(RCS), pp.91-94(SR), pp.111-114(ASN) |
| WBS, MICT | 2017-07-13 13:45 |
Shizuoka | ACT CITY | [Poster Presentation]
Efficient Radio Access for Massive Machine-Type Communication
-- FPGA Implementation of Successive Interference Cancellation Algorithm -- Kenichi Takizawa, Masafumi Moriyama, Masayuki Oodo, Hayato Tezuka, Changwoo Pyo, Homare Murakami, Kentaro Ishidu, Fumihide Kojima (NICT) WBS2017-12 MICT2017-14 |
[more] | WBS2017-12 MICT2017-14 pp.25-28 |
| RCS | 2017-06-21 13:50 |
Okinawa | Ishigaki Shoukou Kaikan | Efficient Radio Access for Massive Machine-Type Communication
-- An Interference Cancellation and Suppression Technique Employing Selection Combining Diversity in Frequency Domain -- Masafumi Moriyama, Kenichi Takizawa, Hayato Tezuka, Masayuki Oodo, Changwoo PYO, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) RCS2017-52 |
A rapid increase of uplink traffic is predicted with the spread of Internet of Things (IoT). The 5th generation mobile c... [more] | RCS2017-52 pp.13-18 |
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