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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ITS, WBS (Joint) |
2012-11-26 14:45 |
Kumamoto | Kumamoto Univ. | [Poster Presentation]
Study on Error Performance of Block Coding ZCZ-CDMA systems over Rayleigh Fading Channels Akihiro Oota, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.)  WBS2012-41 |
Quasi-synchronous CDMA systems using a ZCZ code called ZCZ-CDMA systems can remove co-channel interferences, simplify ha... [more] | WBS2012-41 pp.27-32 |
| EMM, IE, LOIS, ITE-ME, IEE-CMN [detail] | 2012-08-27 15:25 |
Yamaguchi | On Digital Watermarking Decoding Using an Embedded Image Takayuki Hirano, Shinya Matsufuji, Takahiro Matsumoto (Yamaguchi Univ.) LOIS2012-16 IE2012-48 EMM2012-39 |
The correlation-based digital watermarking using two-dimensional complementary sequences has high tolerance to compressi... [more] | LOIS2012-16 IE2012-48 EMM2012-39 pp.25-30 |
|
| EMM, IE, LOIS, ITE-ME, IEE-CMN [detail] | 2012-08-27 15:50 |
Yamaguchi | Rotation Attack Tolerability of Digital Wartermarking Based on Two-Dimentional Two-Dimentional Complementary Pairs Katsuya Sadasue, Takahiro Matsumoto (Yamaguchi Univ.), Hideyuki Torii (Kanagawa Inst. of Tech.), Tetsuya Kojima (TNCT), Shinya Matsufuji (Yamaguchi Univ.) LOIS2012-17 IE2012-49 EMM2012-40 |
In this paper, we propose and evaluate a new correlation-based watermarking scheme using two-dimensional complementary p... [more] | LOIS2012-17 IE2012-49 EMM2012-40 pp.31-35 |
|
| NS, RCS (Joint) |
2011-12-15 09:35 |
Yamaguchi | Yamaguchi University | On PSK-ZCZ-CDMA Systems under Carrier Frequency Deviation Junya Yoshida, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.), Noriyoshi Kuroyanagi (Chubu Univ.) RCS2011-233 |
A quasi-synchronous CDMA system, which uses a ZCZ code as a spreading code called ZCZ-CDMA achieves co-channel free perf... [more] | RCS2011-233 pp.7-10 |
| NS, RCS (Joint) |
2011-12-15 15:05 |
Yamaguchi | Yamaguchi University | Proposal on User-MIMO Multistage Relay Transmission System having Route Separation Function Ryosuke Kunimitsu, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.), Noriyoshi Kuroyanagi (Chubu Univ.) NS2011-130 RCS2011-243 |
In this paper, we propose a user-MIMO (multi-input multi-output) multistage relay transmission system consisting of mult... [more] | NS2011-130 RCS2011-243 pp.67-71(NS), pp.63-67(RCS) |
| WBS | 2011-07-29 10:20 |
Kochi | Kochi City Culture-Plaza Cul-Port | Study on a block coding ZCZ-CDMA system for high-speed transmission Shinya Matsufuji (Yamaguchi Univ.), Takahide Matsuo (Hitachi Information & Communication Engineering), Takahiro Matsumoto (Yamaguchi Univ.), Noriyoshi Kuroyanagi (Cyubu Univ.) WBS2011-17 |
[more] | WBS2011-17 pp.41-45 |
| ISEC, IT, WBS | 2011-03-03 16:10 |
Osaka | Osaka University | Properties of ZCZ Codes Derived from Even-Shift Orthgonal Sequences Tomohiro Hayashida, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.), Pingzhi Fan (Southwest Jiaotong Univ.) IT2010-89 ISEC2010-93 WBS2010-68 |
[more] | IT2010-89 ISEC2010-93 WBS2010-68 pp.127-130 |
| ED | 2009-10-15 15:55 |
Fukui | Revealing the formation mechanism of cloverlearf pattern
-- Field emission and ion microscopy about cloverleaf pattern -- Yoichiro Neo (Shizuoka Univ.), Takahiro Matsumoto (Stanley electric co. ltd), Makoto Tomita (Shizuoka Univ.), Masahiro Sasaki (University of Tsukuba), Toru Aoki, Hidenori Mimura (Shizuoka Univ.), Kuniyoshi Yokoo (Ideal star.Inc.IDF) ED2009-121 |
[more] | ED2009-121 pp.27-32 |
|
| WBS | 2008-10-10 09:00 |
Yamaguchi | Yamaguchi Univ. | [Poster Presentation]
Construction of a Matched Filter for Integrand Code Using a Real-Valued Shift-Orthogonal Finite-Length Sequence Yuki Yamagata, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) WBS2008-38 |
In this paper, we proposed the compact construction of a matched filter for integrand code, which do not require the hi... [more] | WBS2008-38 pp.51-54 |
| WBS | 2008-10-10 09:00 |
Yamaguchi | Yamaguchi Univ. | [Poster Presentation]
On Bit-Error Rate Performance of ZCZ-SS/CDMA System Masashi Sasaki, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) WBS2008-39 |
ZCZ-SS/CDMA system, which can remove co-channel interference by mean of synchronization control and use of ZCZ sequence ... [more] | WBS2008-39 pp.55-58 |
| WBS | 2008-10-10 09:00 |
Yamaguchi | Yamaguchi Univ. | [Poster Presentation]
Properties of Multi-Dimensional Even-Shift Orthogonal Sequences Yukari Tsuchiyama, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) WBS2008-40 |
The even-shift orthogonal sequence (E-sequence) is a sequence, whose aperiodic auto-correlation function takes zero at a... [more] | WBS2008-40 pp.59-62 |
| ED | 2008-08-05 09:00 |
Shizuoka | Sizuoka Univ. Hamamatsu Campus | Modification of the field enhancement factor for a field emitter with a surrounding electrode stabilized using FET Ayumu Hashimoto, Takashi Souda, Yoichiro Neo (shizuoka Univ.), Takahiro Matsumoto (STANLEY), Hidetaka Shimawaki (Hachinohe Univ), Toru Aoki, Hidenori Mimura (shizuoka Univ.), Kuniyoshi Yokoo (Ideal star) ED2008-117 |
[more] | ED2008-117 pp.39-44 |
| CS, SIP, CAS | 2008-03-06 12:30 |
Yamaguchi | Yamaguchi University | Transmission Experiment of Optical ZCZ-CDMA System Yu Suwaki, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) CAS2007-108 SIP2007-183 CS2007-73 |
The optical ZCZ code, which is a set of pairs of binary and bi-phase sequences with zero correlation zone, can provide... [more] |
CAS2007-108 SIP2007-183 CS2007-73 pp.1-4 |
| CS, SIP, CAS | 2008-03-06 12:55 |
Yamaguchi | Yamaguchi University | Performance Evaluation of ZCZ-CDMA System Masashi Sasaki, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.), Noriyoshi Kuroyanagi (Chubu Univ.) CAS2007-109 SIP2007-184 CS2007-74 |
ZCZ-CDMA system, which can remove co-channel interference by mean of synchronization control and use of ZCZ sequence se... [more] | CAS2007-109 SIP2007-184 CS2007-74 pp.5-8 |
| CS, SIP, CAS | 2008-03-07 09:25 |
Yamaguchi | Yamaguchi University | Aperiodic Correlation Properties of Even-shift Orthogonal Sequences Kouki Funakoshi, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.), Naoki Suehiro (Tsukuba Univ.) CAS2007-125 SIP2007-200 CS2007-90 |
This paper discusses aperiodic auto/cross correlation properties of the even-shift orthogonal sequence (E-sequence) of l... [more] | CAS2007-125 SIP2007-200 CS2007-90 pp.1-4 |
| WBS | 2007-12-18 14:05 |
Tokyo | Study on Spreading Sequences for SS Systems Using ASK Modulation Akihito Shin, Takahiro Matsumoto, Shinya Matsufuji (Graduate School Yamaguchi univ.) WBS2007-52 |
This report discusses good sequence pairs of binary and biphase sequences, whose aperiodic cross-correlation function wi... [more] | WBS2007-52 pp.31-34 |
|
| WBS | 2007-10-15 16:10 |
Hiroshima | Construction of multi-dimensional even-shift orthogonal sequences Yukari Tsuchiyama, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) WBS2007-38 |
The even-shift orthogonal sequence(E-sequence) is a binary sequence whose out-of-phase aperiodic auto-correlation functi... [more] | WBS2007-38 pp.33-37 |
|
| WBS, SIP | 2007-08-07 13:35 |
Kochi | Green Hall (2nd fl.), Kochi Green-Kaikan | On properties of even shift orthogonal sequences Kouki Funakoshi, Takahiro Matsumoto, Shinya Matsufuji (Yamaguchi Univ.) SIP2007-80 WBS2007-29 |
This paper investigates properties of the even-shift orthogonal sequence of length $2^n$, whose out-of-phase aperiodic a... [more] | SIP2007-80 WBS2007-29 pp.49-52 |
| ED | 2007-08-03 14:20 |
Osaka | Stabilization of Field emission from nanoneedles with two dimensional graphene sheet structure Yoichiro Neo (Shizuoka Univ), Takahiro Matsumoto (Stanley Electric Co.), Hidenori Mimura, Makoto Tomita (Shizuoka Univ), Nariyuki Minami (Keio Univ.) ED2007-138 |
Abstract A stable field emission under a high residual pressure (10-3 Pa) was obtained by the thermal field oeration of... [more] | ED2007-138 pp.11-14 |
|
| IT, ISEC, WBS | 2007-03-16 10:45 |
Gunma | Gunma Univ. (Kiryu Campus) | On Bit-Error Rate Performance of Approximately Synchronized CDMA System Tatsuya Hisada, Shinya Matsufuji, Takahiro Matsumoto, Yoshihiro Tanada (Yamaguchi Univ.), Noriyoshi Kuroyanagi (Chubu Univ.), Naoki Suehiro (Tsukuba Univ.) |
[more] | IT2006-86 ISEC2006-141 WBS2006-83 pp.7-10 |
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