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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SP, IPSJ-SLP, EA, SIP [detail] | 2023-03-01 10:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Diffusion-based parallel voice conversion with source-feature condition Takuya Kishida, Toru Nakashika (UEC)  EA2022-107 SIP2022-151 SP2022-71 |
We propose a voice conversion method based on a diffusion probabilistic model trained on a parallel dataset. Since the d... [more] | EA2022-107 SIP2022-151 SP2022-71 pp.191-196 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 09:00 |
Tokyo | Tokyo Institute of Technology | Adaptive Low Power Density Baseband Radio[II]
-- Multi-user Transmission Scheme in Propagation Environments Having Each Different Delay Spread -- Jin Nakazato, Yoshio Karasawa (UEC) SR2015-89 |
We have proposed low power density baseband radio with frequency-domain differential spreading code for realizing underl... [more] | SR2015-89 pp.1-7 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-06 15:00 |
Okinawa | Okinawa Prefectural Museum & Art Museum | PADM (per transmit antenna differential mapping) Transmit Diversity with Higher Order Channel Prediction for Multi-Level Modulation Index Takuma Yamagishi, Toshiki Mori, Hiroshi Kubo (Ritsumeikan Univ.) RCS2015-241 |
This paper discusses bit error rate (BER) performance of demodulation schemes based on higher order channel prediction, ... [more] | RCS2015-241 pp.305-310 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-06 15:25 |
Okinawa | Okinawa Prefectural Museum & Art Museum | PADM (per transmit antenna differential mapping) Spatial Multiplexing with Higher Order Channel Prediction for Multi-Level Modulation Index Toshiki Mori, Takuma Yamagishi, Hiroshi Kubo (Ritsumeikan Univ.) RCS2015-242 |
This paper discusses bit error rate (BER) performance of demodulation schemes based on higher order channel prediction f... [more] | RCS2015-242 pp.311-316 |
| WBS, SAT (Joint) |
2015-05-28 11:35 |
Tokyo | Tokyo City Univ. (Setagaya Campus) | A study of Punctured Turbo Code system with Differential OOK in optical wireless communication Yuto Matsuda, Rai Sachin (Ibaraki Univ.), Yusuke Kozawa (Tokyo Univ. of Science), Hiromasa Habuchi (Ibaraki Univ.) WBS2015-4 |
In this paper, a turbo code system for improving the reliability of the optical wireless communication is studied. In pa... [more] | WBS2015-4 pp.17-20 |
| RCS, IN (Joint) |
2013-05-17 16:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study on Symbol Timing Recovery for Transmit Diversity Ryosuke Nakamura, Yasunori Nouda, Shinji Masuda, Akinori Taira, Hiroyasu Sano, Fumio Ishizu (Mitsubishi Electric) RCS2013-36 |
Differential coding for transmit diversity is a technique which uses multiple antennas. Because the technique does not n... [more] | RCS2013-36 pp.79-84 |
| RCS | 2013-04-18 10:20 |
Okinawa | Ishigaki City Hall | A Study on Iterative Decoding with Virtual Differential Codec and Sparse Pilot Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) RCS2013-1 |
This paper proposes virtual differentially coded system without differential encoder at the transmitter and channel esti... [more] | RCS2013-1 pp.1-6 |
| IT, ISEC, WBS | 2013-03-07 17:25 |
Osaka | Kwansei Gakuin Univ., Osaka-Umeda Campus | [Invited Talk]
Space-Time Coding Technologies for Fast Time-Varying Channels Hiroshi Kubo (Ritsumeikan Univ.) IT2012-89 ISEC2012-107 WBS2012-75 |
This paper discusses differential space-time coding for fast time-varying channels. Differential space-time coding, whic... [more] | IT2012-89 ISEC2012-107 WBS2012-75 pp.169-174 |
| AP, RCS (Joint) |
2012-11-16 10:30 |
Tokyo | Tokyo Denki University | Performance Evaluation of Adaptive Equalization for MIMO Differential Encoded GMSK Signal Affected by Quantization Noise Ryuta Fukunaga, Osamu Muta, Hiroshi Furukawa (Kyushu Univ.) RCS2012-174 |
The authors have proposed a constant envelope modulation (CEM) system with a low resolution analog–to-digital conv... [more] | RCS2012-174 pp.79-84 |
| NLP | 2012-03-27 13:50 |
Nagasaki | Fukue Cultural Hall | Fully-Differential Switched-Capacitor Circuit Implementation of Golden-Ratio-Encoder Hirotaka Fukushima, Yoshihiko Horio (Tokyo Denki Univ.), Kazuyuki Aihara (Univ. of Tokyo.) NLP2011-143 |
Recently, a golden-ratio-encoder (GRE) was proposed for A/D conversion based on the $\beta$-encoder with a radix equal t... [more] | NLP2011-143 pp.11-15 |
| OCS, LQE, OPE | 2011-10-27 10:15 |
Kochi | Kochi University of Technology | Decoding of OCDM codes with DQPSK modulation by phase difference detection between two adjacent wavelengths Tomohiro Suganuma, Yasuo Kokubun (Yokohama National Univ.) OCS2011-58 OPE2011-96 LQE2011-59 |
We have demonstrated a wavelength division OCDM encoder using hitless wavelength selective switch consisting of quadrupl... [more] | OCS2011-58 OPE2011-96 LQE2011-59 pp.23-26 |
| RCS | 2011-06-23 13:20 |
Okinawa | Ryukyu Univ. | MIMO Transmission Technologies employing PADM (per transmit antenna differential mapping) with High Order Channel Estimation Hiroshi Kubo, Akihiro Okazaki, Koji Tomitsuka (Mitsubishi Electric) RCS2011-45 |
In order to improve tracking capability for fast time-varying channels, this paper proposes multiple-input multiple-outp... [more] | RCS2011-45 pp.61-66 |
| OCS | 2006-06-16 09:00 |
Shizuoka | Toray Human Resources Development Center | A Study on DQPSK precoder using Parallel Prefix Network Yoshiaki Konishi, Kazuo Kubo, Kazuyuki Ishida, Takashi Mizuochi (Mitsubishi Electic Corp.) OCS2006-23 |
We have studied differential precoders that is essential for optical Differential Quadrature Phase-Shift Keying (DQPSK)... [more] | OCS2006-23 pp.1-6 |
| AP, SAT (Joint) |
2006-05-18 14:55 |
Kagoshima | Kagoshima Univ. | coded differential PSK and its demodulation by means of generalized multiple differential detection Keishi Murakami, Hiroshi Kubo, Hiroyasu Sano (Mitsubishi Electric) SAT2006-4 |
This paper proposes communication systems employing convolutionally encoded differential PSK and a generalized version o... [more] | SAT2006-4 pp.17-22 |
| RCS, AP, WBS, SR, MW, MoNA (Joint) |
2006-03-01 10:40 |
Kanagawa | YRP | A Closed-form BER Expression for Differentially Modulated DS-CDMA signals with Frequency-domain Differential Detection and Equalization Le Liu, Fumiyuki Adachi (Tohoku Unov.) |
Recently, we have proposed frequency-domain differential detection and equalization (FDDDE) for the reception of differe... [more] | RCS2005-182 pp.25-30 |
| RCS, SIP (Joint) |
2006-01-26 11:40 |
Fukuoka | Kyusyu Univ. | Frequency-domain Differential Detection and Equalization for 2-dimensional spread/chip-interleaved DS-CDMA Le Liu, Fumiyuki Adachi (Tohoku Univ.) |
The multiple-access interference (MAI) limits the performance of the DS-CDMA uplink transmission. 2D OVSF spread/chip-in... [more] | RCS2005-149 pp.149-154 |
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