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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMM | 2018-01-29 14:00 |
Miyagi | Tohoku Univ. (Aobayama Campus) | Study on restoration of a spatio-temporal sound pressure distribution image obtained with a microphone array Kenji Ozawa, Masaaki Ito, Genya Shimizu, Eri Takizawa, Masanori Morise (Univ. Yamanashi), Shuichi Sakamoto (Tohoku Univ.)  EMM2017-66 |
This project aims to achieve sound source separation by two-dimensional fast Fourier transform (2D-FFT) of a spatio-temp... [more] | EMM2017-66 pp.1-6 |
| EMM | 2018-01-30 10:25 |
Miyagi | Tohoku Univ. (Aobayama Campus) | An application of gesture detection system using acoustic waves on commodity PC Atsuhito Udo, Naofumi Aoki, Yoshinori Dobashi, Tsuyoshi Yamamoto (Hokkaido Univ.) EMM2017-73 |
The booming of consumer electronic devices led to hand gestures being focused on as a natural means of man-machine commu... [more] | EMM2017-73 pp.37-42 |
| SANE | 2018-01-26 16:05 |
Nagasaki | Nagasaki Prefectural Art Museum | RCS Near-field to Far-field Transformation
-- Theory and Application -- Hirokazu Kobayashi (OIT), Andrey Osipov (DLR), Chihyuan Chu (NTUT) SANE2017-108 |
In recent years, it is profoundly demanded to measure radar cross-section (RCS) for electrically large objects. When the... [more] | SANE2017-108 pp.129-134 |
| VLD, DC, CPSY, RECONF, CPM, ICD, IE, IPSJ-SLDM, IPSJ-EMB, IPSJ-ARC (Joint) [detail] |
2017-11-07 09:00 |
Kumamoto | Kumamoto-Kenminkouryukan Parea | Novel Implementation of FFT for Mixed Grained Reconfigurable Architecture Using Via-switch Tetsuaki Fujimoto (Ritsumeikan Univ.), Wataru Takahashi, Kazutoshi Wakabayashi (NEC), Takashi Imagawa, Hiroyuki Ochi (Ritsumeikan Univ.) VLD2017-38 DC2017-44 |
This report proposes an optimal implementation of FFT circuit for mixed grained reconfigurable architecture using via-sw... [more] | VLD2017-38 DC2017-44 pp.67-72 |
| CPM | 2017-10-04 16:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Real-Time Reconstruction Processing in Lensless Light-Field Camera Hiromi Nishiura, Koji Yamasaki, Kazuyuki Tajima, Yusuke Nakamura, Takeshi Shimano (Hitachi) CPM2017-66 |
We have been developing a lensless light-field imaging with Fresnel zone aperture (FZA) in front of an image sensor. Thi... [more] | CPM2017-66 pp.33-38 |
| EA, ASJ-H | 2017-07-21 13:40 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A study on gesture detection system using ultrasonic waves on commodity PC Atsuhito Udo, Naofumi Aoki, Yoshinori Dobashi, Tsuyoshi Yamamoto (Hokkaido Univ.) EA2017-18 |
The booming of consumer electronic devices led to hand gestures being focused on as a natural means of man-machine commu... [more] | EA2017-18 pp.103-106 |
| 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 |
| EMM | 2017-01-31 13:30 |
Miyagi | Tohoku University (Miyagi) | Study on the basic properties of a micro-spaced microphone array Genya Shimizu, Kenji Ozawa, Masaaki Ito, Masanori Morise (Univ. Yamanashi), Shuichi Sakamoto (Tohoku Univ.) EMM2016-85 |
Microphone arrays have been used to separate sound sources to improve speech recognition in a noisy environment. We prop... [more] | EMM2016-85 pp.67-72 |
| 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 |
| SANE | 2016-04-22 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Special Talk]
Radar Cross Section and High-frequency Asymptotic Theory, Its Applications Hirokazu Kobayashi (OIT) SANE2016-6 |
We will discuss about the high-frequency asymptotic theory for radar cross section (RCS) and its applications when elect... [more] | SANE2016-6 pp.29-38 |
| 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 |
| SR | 2016-01-21 13:00 |
Nagasaki | Fukue-bunka-kaikan | Analysis of low-cost Welch FFT segment size selection method for spectrum usage measurement Hiroki Iwata, Kenta Umebayashi (TUAT), Janne Lehtomaki (Univ. of Oulu), Yasuo Suzuki (TUAT) SR2015-72 |
Smart Spectrum Access (SSA), which is an advanced Dynamic Spectrum Access (DSA) exploits any statistical information of ... [more] | SR2015-72 pp.1-8 |
| NS, RCS (Joint) |
2015-12-18 11:25 |
Ehime | Matsuyama Community Center | BER/PER Simulation on Fractional bit width and Circuit Design of FFT for IEEE802.11ah Soichiro Kanagawa (NAIST), Nguyen Dang Hai (DUT), Hong Thi Tran, Shinya Takamaeda, Yasuhiko Nakashima (NAIST) RCS2015-258 |
In recent years, the concept of IoT has attracted attention. It utilize the data obtained by connecting the things to th... [more] | RCS2015-258 pp.87-92 |
| 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 |
| MBE | 2015-06-26 10:25 |
Hokkaido | Hokkaido Univerisity | Hyperpolarized xenon imaging with SWIFT approach and NUFFT reconstruction in ultra-low field MRI
-- A simulation study -- Yuki Kaga, Takenori Oida, Tetsuo Kobayashi (Kyoto Univ.) MBE2015-14 |
Recently, ultra-low field MRI (ULF-MRI) has attracted attention as a medical imaging technique. In ULF-MRI, since nuclea... [more] | MBE2015-14 pp.7-12 |
| PN | 2015-03-18 11:15 |
Okinawa | A Study on Adaptive Modulation Algorithm for Elastic Optical OFDM Signals Koki Takeshima, Takehiro Tsuritani (KDDI R&D Labs) PN2014-82 |
A research project on a novel optical network configuration is proceeding, which can efficiently accommodate multiple se... [more] | PN2014-82 pp.29-33 |
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| RECONF, CPSY, VLD, IPSJ-SLDM [detail] | 2015-01-29 15:05 |
Kanagawa | Hiyoshi Campus, Keio University | An AWF Digital Spectrometer for a Radio Telescope Hiroki Nakahara (Ehime Univ.), Hiroyuki Nakanishi (Kagoshima Univ.), Kazumasa Iwai (NAOJ) VLD2014-122 CPSY2014-131 RECONF2014-55 |
A radio telescope analyzes radio frequency~(RF) received from celestial objects. It consists of an antenna, a receiver,... [more] |
VLD2014-122 CPSY2014-131 RECONF2014-55 pp.67-72 |
| SR | 2015-01-30 13:50 |
Hokkaido | KKR Hakodate | Welch FFT segment size selection method for Duty Cycle estimation Hiroki Iwata, Kenta Umebayashi, Samuli Tiiro (TUAT), Janne Lehtomaki (Univ. of Oulu), Yasuo Suzuki (TUAT) SR2014-110 |
In dynamic spectrum access (DSA) and the scenario with dynamic primary user (PU), spectrum sensing with reasonably low c... [more] | SR2014-110 pp.101-108 |
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