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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMM | 2023-01-26 14:00 |
Miyagi | Tohoku Univ. (Primary: On-site, Secondary: Online) |
Improving Frame Synchronization in Blind Speech Watermarking Method based on Spread-Spectrum using Linear Prediction Residue Takuto Isoyama (JAIST), Tetsuya Kojima (NIT, Tokyo College), Masashi Unoki (JAIST)  EMM2022-66 |
We previously proposed a blindly-detectable direct-spread spectrum (DSS) method using linear prediction (LP) residue. Th... [more] | EMM2022-66 pp.26-31 |
| IT, ISEC, RCC, WBS | 2022-03-11 14:05 |
Online | Online | Characteristics of Square-low detection type M-ary modulation system using pseudo-orthogonal M-sequence pairs Xun Liang, Gen Li, Hiromasa Habuchi (Ibaraki Univ.) IT2021-132 ISEC2021-97 WBS2021-100 RCC2021-107 |
Square-low detection schemes using pseudo-noise (PN) codes have been investigated. Two main schemes have been investigat... [more] | IT2021-132 ISEC2021-97 WBS2021-100 RCC2021-107 pp.285-288 |
| US | 2019-06-17 14:55 |
Tokyo | Akihabara satellite campus, Tokyo Metropolitan University | Signal Coding Method for Acoustic Sensing in Occlusion Area Using Super-directional Sound Source Seiji Kouyama, Kan Okubo, Norio Tagawa (TMU) US2019-22 |
Acoustic sensing is sensing in air using sound waves. As sensing technology, various kinds of signals such as light, ra... [more] |
US2019-22 pp.15-19 |
| US | 2017-10-05 15:20 |
Miyagi | Pulse compression of parametric sound using M-sequence phase modulation Riku Nishioka, Hideyuki Nomura (UEC) US2017-61 |
The application of pulse compression to parametric ultrasound using chirp modulation have been proposed to realize low-f... [more] | US2017-61 pp.27-32 |
|
| WBS, SAT (Joint) |
2017-05-25 14:25 |
Tochigi | Utsunomiya Univ. Yoto Campus | A Study on Design of Two-Layered Pseudo-Noise Code for Optical-Wireless Code Shift Keying/Synchronous CDMA Takashi Tokunaga, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2017-1 |
In this paper, a design of two-layered pseudo-noise (PN) code for optical-wireless code shift keying (CSK) is considere... [more] |
WBS2017-1 pp.1-5 |
| MICT, WBS | 2016-07-20 12:30 |
Tokyo | Ｔｏｋyo Institute of Technology | [Poster Presentation]
A Study on Optical Space CSK Using Extended Pseudo Orthogonal M-Sequence in LOS Path Shota Takayanagi, Hiromasa Habuchi (Ibaraki Univ.), Yusuke Kozawa (TUS) WBS2016-23 MICT2016-24 |
Authors have been proposed CSK systems using the extended pseudo-orthogonal M-sequence (EPOM) or the pseudo-orthogonal... [more] |
WBS2016-23 MICT2016-24 pp.67-71 |
| EA | 2016-07-08 13:40 |
Shizuoka | Yamaha, Toyooka Factory | A Method of Driving Multi-channel System by Using Multiplication Outputs with Random Signals Shigeto Takeoka (SIST) EA2016-16 |
In this paper, we will discuss about a multichannel drive method which plays an arbitrary number of individual signals, ... [more] | EA2016-16 pp.45-49 |
| SAT, WBS (Joint) |
2014-05-16 10:30 |
Aichi | Nagoya Institute of Technology | Performance Analysis of optical wireless Hierarchical Modulation Scheme using Multi-pulse PPM Yusuke Kozawa (Tokyo Univ. of Science), Hiromasa Habuchi (Ibaraki Univ.), Yohtaro Umeda (Tokyo Univ. of Science) WBS2014-6 |
In this paper, the new optical wireless hierarchical modulation scheme is proposed. The proposed system is designed base... [more] | WBS2014-6 pp.31-36 |
| RCS, NS (Joint) |
2013-12-19 09:00 |
Kagawa | Sunport Hall Takamatsu | A Study on Optimization of Reciever Filter of Nallowband DS-CDM Transmission System Naoki Oyama, Makoto Taromaru (Fukuoka Univ.) RCS2013-223 |
Even when using spread spectrum (SS) modulation for a radio communication system, we have take into account the occupied... [more] | RCS2013-223 pp.101-105 |
| IT, ISEC, WBS | 2013-03-08 11:20 |
Osaka | Kwansei Gakuin Univ., Osaka-Umeda Campus | Theoretical analysis of tracking error on DLL with modified pseudo ternary M-sequence pair Masaya Yamagata, Hiromasa Habuchi (Ibaraki Univ.) IT2012-99 ISEC2012-117 WBS2012-85 |
In this paper, the proposed tracking method for bi-orthogonal modulation system is used for the internal synchronization... [more] | IT2012-99 ISEC2012-117 WBS2012-85 pp.235-239 |
| IT, ISEC, WBS | 2010-03-04 16:35 |
Nagano | Nagano-Engineering Campus, Shinshu University | Analysis of optical wireless multi-level PPM using IM/DD Yusuke Kozawa, Hiromasa Habuchi (Ibaraki Univ.) IT2009-87 ISEC2009-95 WBS2009-66 |
In this paper, to increase data transmission rate of a optical wireless commnication using IM/DD, multi-pulse pulse posi... [more] | IT2009-87 ISEC2009-95 WBS2009-66 pp.105-109 |
| IT | 2009-07-24 14:50 |
Osaka | Kwansei Gakuin Univ. (Umeda campus) | A Note on Correlation-based Watermarking Scheme Exploiting Real-valued STDM Shoma Fukuda, Hiromu Koda (UEC) IT2009-26 |
This paper proposes a scheme of correlation-based watermarking exploiting real-valued STDM. First we introduce a correla... [more] | IT2009-26 pp.121-126 |
| ISEC, IT, WBS | 2008-02-29 11:10 |
Tokyo | Atmospheric optical multi-level PPM with two PN codes Yusuke Kozawa, Hiromasa Habuchi (Ibaraki Univ.) IT2007-65 ISEC2007-162 WBS2007-96 |
In this paper, atmospheric optical multi-level pulse position modulation(PPM) with two modified pseudo orthogonal m-seq... [more] |
IT2007-65 ISEC2007-162 WBS2007-96 pp.109-114 |
|
| SIP, WBS | 2006-07-20 15:20 |
Niigata | Nagaoka Univ. of Tech. | Multilevel Transmission Schemes using M-sequences with On-Off Signaling Hiromasa Habuchi (Ibaraki Univ.) |
In this paper, multilevel transmission schemes using M-sequences with on-off signaling are considered. The M-sequence... [more] | SIP2006-49 WBS2006-13 pp.31-34 |
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