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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN, NS (Joint) |
2023-03-02 13:10 |
Okinawa | Okinawa Convention Centre + Online (Primary: On-site, Secondary: Online) |
A study on connection switching for Interfering Wireless LAN environments Tatauki Sawada (Osaka Prefecture Univ.), Yosuke Tanigawa, Hideki Tode (Osaka Metropolitan Univ.)  NS2022-184 |
Recently, by the increase of mobile devices like smart phones and tablets as well as note PCs, wireless LAN has been dif... [more] | NS2022-184 pp.101-106 |
| IN, NS (Joint) |
2021-03-05 15:30 |
Online | Online | A study on adaptive multi-hop transmission with wireless LAN communication by support of longer-distance wireless communication Ryosuke Nagayoshi, Yosuke Tanigawa, Hideki Tode (Osaka Prefecture Univ.) NS2020-167 |
Because there exist many situations such that we do not need the fee and the contract for the use of wireless LANs, many... [more] | NS2020-167 pp.262-268 |
| NS, IN (Joint) |
2020-03-05 09:50 |
Okinawa | Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
A study on multi-hop transmission with wireless LAN communication by support of longer-distance wireless communication Ryosuke Nagayoshi, Yosuke Tanigawa, Hideki Tode (Osaka Pref. Univ) NS2019-179 |
Because we do not need the fee and the contract for the use of wireless LANs, many users of smartphones and tablet PCs d... [more] | NS2019-179 pp.13-19 |
| 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 |
| 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 | 2016-10-27 15:00 |
Osaka | Osaka Univ. Nakanoshima Center | [Technology Exhibit]
Prototype of IEEE 802.11af-based Baseband IC
-- Towards Practical Device for TV White-spaces Communication -- Takeshi Matsumura, Kazuo Ibuka, Homare Murakami, Kentaro Ishizu, Hiroshi Harada, Fumihide Kojima (NICT) SR2016-63 |
Since the FCC stated a policy on unlicensed use of the TV white-spaces (TVWS) in November 2008, a number of countries an... [more] | SR2016-63 pp.39-46 |
| SR | 2016-01-22 14:45 |
Nagasaki | Fukue-bunka-kaikan | Indoor Field Experiment based on IEEE 802.11af System in Singapore TV White-space Takeshi Matsumura, Hoang Vinh Dien, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) SR2015-88 |
Mobile data traffic is continuously increasing at a pace of about 1.7 times per year and estimated to reach a thousand t... [more] | SR2015-88 pp.109-114 |
| SR | 2015-05-28 13:50 |
Hyogo | Akashi-Sangyou-Koryu-Center | Prototype of IEEE 802.11af-based High Power Communication Devices and Field Experiment in London Takeshi Matsumura, Kentaro Ishizu (NICT), Keiichi Mizutani (Kyoto Univ.), Homare Murakami, Fumihide Kojima (NICT), Hiroshi Harada (Kyoto Univ.) SR2015-3 |
TV white-space (TVWS) communication systems have been globally researched and developed due to its wide frequency range ... [more] | SR2015-3 pp.13-18 |
| SR | 2014-10-30 13:00 |
Overseas | I2R, Singapore | [Poster Presentation]
Spectrum Management Using Weighted State Transition for Use of TV White Space Masashi Ishii, Shigenobu Sasaki (Niigata Univ.) SR2014-68 |
In this paper, a spectrum management algorithm using weighted state transition is proposed for use of TV white space (TV... [more] | SR2014-68 pp.43-49 |
| RCS, SR, SRW (Joint) |
2014-03-03 14:00 |
Tokyo | Waseda Univ. | [Invited Lecture]
Research and Development of IEEE 802.11af System Implementation Keiichi Mizutani, Takeshi Matsumura, Kentaro Ishizu, Zhou Lan, Homare Murakami, Hiroshi Harada (NICT) SR2013-98 |
Demand for wireless communication has increased significantly, on the other hand, the frequency band available for wirel... [more] | SR2013-98 pp.15-22 |
| SR | 2013-10-25 09:00 |
Osaka | Osaka Univ. | Adaptive Time-domain Windowing and Transmit Power Control for Wireless Communication Systems Operating on TV White Spaces Keiichi Mizutani, Hiroshi Harada (NICT) SR2013-64 |
Demand for wireless communication has increased significantly, on the other hand, the frequency band available for wirel... [more] | SR2013-64 pp.63-68 |
| SR | 2013-10-25 09:25 |
Osaka | Osaka Univ. | Prototype Hardware of IEEE 802.11af/D5.0 for Wireless LAN Systems Operating on TV White Spaces Keiichi Mizutani, Takeshi Matsumura, Kentaro Ishizu, Zhou Lan, Homare Murakami, Hiroshi Harada (NICT) SR2013-65 |
Frequency resources for wireless communications would be depleted by explosively grown wireless data traffic in the near... [more] | SR2013-65 pp.69-76 |
| RCS, SR, SRW (Joint) |
2013-02-27 14:40 |
Tokyo | Waseda Univ. | [Invited Lecture]
Performance of A Small Size Sensing Device under Interference Produced by Secondary Users Chunyi Song, Kentaro Ishizu, Hiroshi Harada (NICT) SR2012-89 |
In addition to the completed standards of ECMA-392 and IEEE 802.22-2011, some more systems that target at operating in T... [more] | SR2012-89 pp.31-38 |
| RCS, SR, SRW (Joint) |
2013-02-28 09:40 |
Tokyo | Waseda Univ. | Simulation analysis of the coverage and capacity of the IEEE 802.11af and 802.22 white space radio systems Stanislav Filin, Hiroshi Harada (NICT) SR2012-97 |
Currently several countries has opened TV white space frequency bands to be used by the secondary radio systems without ... [more] | SR2012-97 pp.81-87 |
| SR | 2013-01-25 13:40 |
Nagano | Shinshu Univ. | Prototype of Tablet-type TV Band Portable Device with UHF Converter Takeshi Matsumura, Hiroshi Harada (NICT) SR2012-82 |
Recently, WLAN-based communication systems which utilize the TV white-spaces is actively promoted in various countries. ... [more] | SR2012-82 pp.67-72 |
| SAT, RCS (Joint) |
2012-08-31 16:05 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | Multi-channel Wireless LAN with Variable Bandwidth in TV White Space Keiichi Mizutani, Ryuhei Funada, Zhou Lan, Hiroshi Harada (NICT) RCS2012-124 |
Demand for wireless communication has increased significantly, on the other hand, the frequency band available for wir... [more] |
RCS2012-124 pp.169-173 |
| SR | 2012-05-25 10:25 |
Kanagawa | Keio univ. at Hiyoshi | Prototype of UHF Converter for TV White-space Utilization Takeshi Matsumura, Hiroshi Harada (NICT) SR2012-14 |
For practical use of IEEE 802.11af which utilize TV white-space with the WLAN communication system, a variety of technol... [more] | SR2012-14 pp.87-92 |
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