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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| 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 |
| 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 |
| 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, 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 |
| 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 |
| 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 |
| 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 |
| CAS, MSS | 2008-11-07 09:30 |
Osaka | Osaka University | Three-Channel Variable Filter-Bank for Digital Hearing Aids Tian-Bo Deng (Toho Univ.) CAS2008-52 CST2008-30 |
This paper proposes a three-channel (3-channel) variable filter-bank (VFB) that consists of variable lowpass, variable b... [more] | CAS2008-52 CST2008-30 pp.41-46 |
| CAS, MSS | 2008-11-07 09:55 |
Osaka | Osaka University | Low-Complexity Implementation of Three-Channel Variable Filter-Bank Using Coefficient-Symmetries Tian-Bo Deng (Toho Univ.) CAS2008-53 CST2008-31 |
We have verified that a three-channel (3-channel) variable filter-bank (VFB) can be successfully applied for compensatin... [more] | CAS2008-53 CST2008-31 pp.47-52 |
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