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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIP, IT, RCS | 2024-01-19 14:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
High-precision delay and Doppler estimation in a pulsed radar system using Gabor division spread spectrum signals Yutaka Jitsumatsu (Tokyo Tech)  IT2023-68 SIP2023-101 RCS2023-243 |
The Gabor-division spread spectrum system is a communication scheme that can estimate the delay and Doppler frequency of... [more] | IT2023-68 SIP2023-101 RCS2023-243 pp.205-210 |
| SIS | 2023-12-07 14:20 |
Aichi | Sakurayama Campus, Nagoya City University (Primary: On-site, Secondary: Online) |
Test Evaluation of Underwater Acoustic Communication Resistant to Doppler Shift Using SSMS System Shingo Yoshizawa (Kitami Inst. of Tech.), Kazuhiro Shirokane (JMU DS) SIS2023-28 |
Spread spectrum (SS) has high noise tolerance and is typically used under low signal-to-noise ratio (SNR) environment in... [more] | SIS2023-28 pp.25-30 |
| RCS | 2019-06-21 09:50 |
Okinawa | Miyakojima Hirara Port Terminal Building | RCS2019-84 |
This paper proposes code division multiple access (CDMA) acoustic spread spectrum communications for uplink terrestrial ... [more] | RCS2019-84 pp.273-278 |
| SR | 2019-05-31 10:00 |
Tokyo | Tokyo Big Sight | [Technology Exhibit]
QZSS short message SS-CDMA communication system
-- Evaluation of transmitting timing control error -- Hiroshi Oguma, Rei Kawai, Takumi Shimada (NIT, Toyama), Takeshi Asai (Next-Dimension), Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2019-12 |
We have proposed Spread Spectrum Code Division Multiple Access (SS-CDMA) short message communication using Quasi-Zenith... [more] |
SR2019-12 pp.71-77 |
| ITS, WBS, RCC | 2017-12-14 13:30 |
Okinawa | Tiruru/Okinawa Jichikaikan | [Poster Presentation]
Acoustic Communications Employing Spread Spectrum Using Inaudible Frequency Band Yuuki Yasuda, Masashi Takemura, Mai Nakatsuka, Keiji Yamada, Shota Nagano, Souichiro Morita, Akinobu Murayama, Hiroshi Kubo (Ritsumeikan Univ.) WBS2017-52 ITS2017-29 RCC2017-68 |
This paper discusses basic performance of spread spectrum communications for acoustic communications. This spread spectr... [more] | WBS2017-52 ITS2017-29 RCC2017-68 pp.95-99 |
| EMM | 2017-11-07 13:00 |
Kagoshima | Kagoshima Univ. (Inamori Academy) | A Study of DCT-OFDM-Based Watermarking Scheme Assisted by Error Correcting Code Shogo Shigemoto, Minoru Kuribayashi, Nobuo Funabiki (Okayama Univ.) EMM2017-64 |
There are two variants for the DCT-OFDM-based watermarking scheme that retains high robustness against various kinds of ... [more] | EMM2017-64 pp.47-52 |
| EMM, ISEC, SITE, ICSS, IPSJ-CSEC, IPSJ-SPT [detail] | 2016-07-14 13:00 |
Yamaguchi | A Study of Employment of Error Correcting Codes for the Watermarking Scheme Considering the Characteristic of Noise Shogo Shigemoto, Minoru Kuribayashi, Nobuo Funabiki (Okayama Univ.) ISEC2016-13 SITE2016-7 ICSS2016-13 EMM2016-21 |
Among many watermarking schemes, the DCT-OFDM-based scheme retains high robustness against various kinds of attacks. The... [more] | ISEC2016-13 SITE2016-7 ICSS2016-13 EMM2016-21 pp.1-6 |
|
| SR | 2015-01-29 13:50 |
Hokkaido | KKR Hakodate | Experimental Evaluation of Synchronization Accuracy for QZSS SS-CDMA Short Message Communication Kohei Akimoto, Yuji Miyake, Suguru Kameda, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) SR2014-96 |
For realizing a safety confirmation system for disaster utilizing Quasi-Zenith Satellite (QZS), we have proposed spread ... [more] | SR2014-96 pp.13-18 |
| RCS | 2014-06-17 09:40 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Transmission Performance of QZSS Short Message Communication SS-CDMA in Rayleigh Fadaing Environment Kohei Akimoto, Yuji Miyake, Suguru Kameda, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) RCS2014-37 |
Quasi-Zenith Satellite System (QZSS) is expected to provide a high accurate positioning service and allows two-way commu... [more] | RCS2014-37 pp.31-36 |
| ISEC, IT, WBS | 2014-03-11 09:55 |
Aichi | Nagoya Univ., Higashiyama Campus | Study of Data Communication using Spread Spectrum Modulation in Magnetic Field Resonance Wireless Power Transfer Shouhei Ueno, Kazuki Sugeno, Motoki Iida, Yukitoshi Sanada (Keio Univ.) IT2013-77 ISEC2013-106 WBS2013-66 |
This report investigated a data transmission system with spread spectrum modulation in a magnetic field resonance wirele... [more] | IT2013-77 ISEC2013-106 WBS2013-66 pp.141-146 |
| RCS, SR, SRW (Joint) |
2014-03-03 10:10 |
Tokyo | Waseda Univ. | Single-carrier Frequency-Domain CDMA Amnart Boonkajay, Fumiyuki Adachi (Tohoku Univ.) RCS2013-309 |
Single-carrier (SC) transmission is an appropriate transmission scheme for uplink transmission because of its low peak-t... [more] | RCS2013-309 pp.19-23 |
| RCC (2nd) |
2014-01-31 16:05 |
Tokyo | National Institute of Information and Communications Technology | Pulse Duty Factor Evaluation of Indoor Direct Sequence Spread Spectrum Reliable Radio Communications Masayuki Sakata, Tetsushi Ikegami (Meiji Univ.) |
In the spread spectrum (SS) radio communication, signals are normally spreaded by a SS code which is 100% duty ratio. Th... [more] | |
| 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 |
| RCS, NS (Joint) |
2013-12-20 09:00 |
Kagawa | Sunport Hall Takamatsu | Wireless Steganography using Spectrum Spreading Technique Akihito Takai, Hideichi Sasaoka, Hisato Iwai (Doshisha Univ.) RCS2013-240 |
As the countermeasures to information tapping in wireless communications, wireless steganography technique has been prop... [more] | RCS2013-240 pp.195-200 |
| NLP | 2013-05-28 09:00 |
Fukuoka | Event hall, Central Library, Fukuoka University | Performance Evaluation of Markov Codes with Negative Autocorrelation and Gaussian Chip Waveforms in FD/S3 Tomoaki Yorozuya (Tokyo Denki Univ.), Mikio Hasegawa (Tokyo Univ. of Science), Yoshihiko Horio (Tokyo Denki Univ.), Kazuyuki Aihara (Univ. of Tokyo) NLP2013-18 |
A frequency division/spread spectrum system (FD/S3) has been recently proposed. A robust frequency synchronization again... [more] | NLP2013-18 pp.47-52 |
| EMM | 2013-05-24 14:00 |
Kochi | Kochijyo Hall | Optimal Tracing Algorithm for Fingerprinting Code under Averaging Attack Minoru Kuribayashi (Kobe Univ.) EMM2013-5 |
When a binary fingerprinting codeword is embedded into digital contents using a robust spread-spectrum (SS) watermarking... [more] | EMM2013-5 pp.25-30 |
| RCS | 2013-04-19 11:20 |
Okinawa | Ishigaki City Hall | Evaluation on PAPR Performance of Nallowband DS-SS Transmission Using M-sequence to Spread Spectrum Code Naoki Oyama, Ryota Nakanishi, Makoto Taromaru (Fukuoka Univ.) RCS2013-17 |
Even if the transmission method is spread spreading communication, frequency band has to limit band witdh.We simulated b... [more] | RCS2013-17 pp.93-96 |
| RCS, SR, SRW (Joint) |
2013-02-27 14:50 |
Tokyo | Waseda Univ. | Generalized Frequency-Domain Filtered Single-Carrier Signal Transmission Amnart Boonkajay, Tatsunori Obara, Tetsuya Yamamoto, Fumiyuki Adachi (Tohoku Univ.) RCS2012-320 |
Single-carrier (SC) transmission is a transmission equipped with frequency-domain equalization (FDE) is suitable for upl... [more] | RCS2012-320 pp.219-224 |
| NS, IN (Joint) |
2010-03-04 11:10 |
Miyazaki | Miyazaki Phoenix Seagaia Resort (Miyazaki) | Omni-directional Spread Spectrum Radar systems for effective detection using diversity effect Hirokazu Shimizu, Takahiro Shoda, Tomotaka Wada (Kansai Univ.), Kouichi Mutsuura (Shinshu Univ.), Hiromi Okada (Kansai Univ.) IN2009-169 |
The practical use of the millimeter-wave radar starts as a sensor to recognize forward vehicles or obstacles in recent y... [more] | IN2009-169 pp.151-156 |
| IT, ISEC, WBS | 2010-03-04 14:25 |
Nagano | Nagano-Engineering Campus, Shinshu University | [Invited Talk]
On the Spread-Spectrum Techniques for Inter-Vechile Communications Hiromasa Habuchi (Ibaraki Univ.) IT2009-97 ISEC2009-105 WBS2009-76 |
In this paper, the spread-spectrum (SS) communication technologies for inter-vehicle communications are explained. In pa... [more] | IT2009-97 ISEC2009-105 WBS2009-76 pp.167-174 |
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