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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WIT, IPSJ-AAC | 2022-03-09 13:25 |
Online | Online | Development of Guidance System for the Blind Using a Pair of Pickup Coil Kouhei Komine, Kazuhisa Ito (Shibaura Inst. of Tech.)  WIT2021-54 |
The braille blocks support the blinds with cane to walk public road safe. The block has uneven surface to tell them the ... [more] | WIT2021-54 pp.65-70 |
| EA, ASJ-H, ASJ-AA | 2019-07-16 11:30 |
Hokkaido | SAPPORO COMMUNITY PLAZA | Development of an evaluation board for digital effector Kenta Kaite, Naofumi Aoki, Yoshinori Dobashi (Hokkaido Univ.) EA2019-4 |
In this research, we are developing a digital effector evaluation board that allows the user to change the effect freely... [more] | EA2019-4 pp.15-16 |
| RCS, SR, SRW (Joint) |
2018-02-28 09:35 |
Kanagawa | YRP | Performance evaluation of Windowed-DFTs-OFDM using overlap FFT filter bank Takahiro Okano, Xiaoyan Wang, Masahiro Umehira (Ibaraki Univ.) SRW2017-67 |
IoT(Internet of Things) to connect various "things" to the Internet is one of the most important applications in 5G mobi... [more] | SRW2017-67 pp.7-12 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-21 08:50 |
Hokkaido | Hokkaido Univ. | Design and performance of a novel overlap FFT filter-bank using smoothing technique Motohiro Tanabe, Masahiro Umehira, Shigeki Takeda (Ibaraki Univ.) SR2017-57 |
Cognitive radio systems need a flexible wireless access capability which enables flexible utilization of discontinuous s... [more] | SR2017-57 pp.167-172 |
| SR | 2017-01-19 14:25 |
Ehime | Himegin Hall | A novel overlap FFT filter-bank with variable overlap length for flexible spectrum access Akira Saito, Motohiro Tanabe, Masahiro Umehira, Shigeki Takeda, Wang Xiaoyan (Ibaraki Univ.) SR2016-81 |
Flexible spectrum access technology is required to change the bandwidth and channel frequency flexibly for cognitive rad... [more] | SR2016-81 pp.17-22 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 11:40 |
Tokyo | Tokyo Institute of Technology | Design and Performance of an Extended Overlap FFT Filter-Bank for Flexible Spectrum Access Akira Saito, Motohiro Tanabe, masahiro Umehira, Shigeki Takeda (Ibaraki Univ.) SR2015-95 |
In the cognitive radio using the non-contiguous unused spectrum with different bandwidth, we need a multi-rate transmiss... [more] | SR2015-95 pp.41-46 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-03 10:15 |
Tokyo | Tokyo Institute of Technology | FFT based High-efficient Receiver for FSK Packet Transmission Systems Kentaro Mochizuki, Keiichi Mizutani, Hiroshi Harada (Kyoto Univ.) SRW2015-91 |
This report proposes a high-efficient receiver using the fast Fourier transform (FFT) which is available for conventiona... [more] | SRW2015-91 pp.119-124 |
| NS, RCS (Joint) |
2015-12-18 10:00 |
Ehime | Matsuyama Community Center | Adjacent channel interference performance improvement by weighted averaging technique for overlap FFT filter-bank Motohiro Tanabe, Akira Saito, Masahiro Umehira, Shigeki Takeda (Ibaraki Univ.) RCS2015-262 |
The authors have been proposing a single-carrier modulation based wireless access scheme using overlap FFT filter-bank t... [more] | RCS2015-262 pp.109-114 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-31 10:50 |
Nagano | JA Naganoken Bldg. | Performance improvement by windowing technique in overlap FFT filter-bank for cognitive radio Motohiro Tanabe, Akira Saito, Masahiro Umehira (Ibaraki Univ.) SR2015-43 |
For the purpose to achieve higher spectrum efficiency, the authors proposed a flexible channel access scheme using overl... [more] | SR2015-43 pp.161-166 |
| SR | 2014-01-24 11:15 |
Miyagi | Tohoku Univ. | Effect of FFT Frame Size and Window Function on Adjacent Channel Interference in Overlapped FFT Based Spectrum Sensing for Wireless LAN Shoya Uchida, Yukitoshi Sanada (Keio Univ.) SR2013-90 |
In this research, the effect of the frame size and the window function to adjacent channel interference have been evalua... [more] | SR2013-90 pp.77-84 |
| SR | 2013-05-24 16:05 |
Hiroshima | ASTER PLAZA (Hiroshima City) | Effect of Frame Size in Signal Detection Performance of Wireless LAN Using Overlapped FFT Scheme Shoya Uchida, Akihiro Sato, Mamiko Inamori, Yukitoshi Sanada (Keio Univ.), Mohammad Ghavami (London South Bank Univ.) SR2013-18 |
In this research, the frame size of overlapped FFT energy detection for wireless LAN signal has been evaluated. Wireless... [more] | SR2013-18 pp.97-103 |
| RCS, SR, SRW (Joint) |
2013-02-27 15:55 |
Tokyo | Waseda Univ. | Performance Evaluation of a Novel Spectrum Sensing Scheme using Feature Detection Based on Clock Extraction Kenta Sakurai, Masahiro Umehira (Ibaraki Univ.) SR2012-92 |
A cyclostationarity based feature detection is proposed as a spectrum sensing scheme for dynamic spectrum access. Howeve... [more] | SR2012-92 pp.53-58 |
| SR | 2012-07-27 14:30 |
Kagoshima | Yakushima (an island in Kagoshima pref.) | Performance of Signal Detection on Adjacent Channel using Overlapped FFT Akihiro Sato, Mamiko Inamori, Yukitoshi Sanada (Keio Univ.) SR2012-34 |
Dynamic spectrum access requires to measure radio environments even during the communication with other cognitive radio ... [more] | SR2012-34 pp.93-98 |
| SR, RCS, SRW (Joint) |
2012-03-07 16:40 |
Kanagawa | YRP | An adjacent channel interference reduction technique using overlap FFT Filter-Bank for OFDMA signals in Cognitive Radio Tomonori Ohta, Masahiro Umehira (Ibaraki Univ.) SR2011-120 |
An OFDMA (Orthogonal Frequency Division Multiple Access) technique is robust to severe multi-path fading and is flexible... [more] | SR2011-120 pp.113-117 |
| PRMU, FM | 2010-12-10 09:00 |
Yamaguchi | Fingerprint Verification Using Gradient Distribution and Minutiae Matching Yusuke Tsuboi, Toru Wakahara (Hosei Univ.) PRMU2010-138 |
This paper describes a new poor-quality fingerprint verification technique composed of the following four parts: (1) loc... [more] | PRMU2010-138 pp.67-72 |
|
| AN, USN, SR, RCS (Joint) |
2010-10-29 09:30 |
Osaka | Osaka University | A novel spectrum sensing scheme using overlap FFT filter-bank for dynamic spectrum access Takanori Sato, Masahiro Umehira (Ibaraki Univ.) SR2010-61 |
As a spectrum sensing scheme for dynamic spectrum access, a periodgram scheme, a multi-taper scheme, and a filter-bank s... [more] | SR2010-61 pp.149-154 |
| SAT | 2009-10-29 15:20 |
Nara | Nara Prefectural New Public Hall | System Verification Results of Hyper-Multipoint Data Gathering SATCOM System Kiyoshi Kobayashi, Yoshinori Suzuki, Yutaka Imaizumi, Katsuya Nakahira (NTT Corp.) SAT2009-26 |
This paper presents in-laboratory system verification results of a hyper-multipoint data gathering satellite communicati... [more] | SAT2009-26 pp.47-52 |
| SR | 2009-07-30 11:20 |
Tokyo | Tokyo institute of technology | Performance Analysis of Overlap FFT Filter-Bank for Dynamic Spectrum Access Motohiro Tanabe, Masahiro Umehira (Ibaraki Univ.) SR2009-42 |
An OFDMA based channel access scheme was proposed for dynamic spectrum access to efficiently utilize the frequency spect... [more] | SR2009-42 pp.125-130 |
| SR | 2009-05-29 16:25 |
Niigata | Niigata Univ | Multichannel Spectrum Sensing using Polyphase DFT Filter Bank for Opportunistic Cognitive Radios Minseok Kim, Jun-ichi Naganawa, Jun-ichi Takada (Tokyo Inst. of Tech.) SR2009-19 |
As a growing interest in the cognitive radio technology has been taken based on the idea of opportunistic spectrum use, ... [more] | SR2009-19 pp.121-127 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-04 17:10 |
Kanagawa | YRP | A Novel Dynamic Channel Access Scheme Using overlap FFT Filter-bank for Cognitive Radio Motohiro Tanabe, Masahiro Umehira (Ibaraki Univ.), Koichi Ishihara, Yasushi Takatori (NTT) SR2008-99 |
An OFDMA based channel access scheme was proposed for dynamic spectrum access to utilize frequency spectrum efficiently.... [more] | SR2008-99 pp.65-70 |
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