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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA, SIP, SP | 2019-03-14 15:40 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | Estimation of rank-constrained spatial covariance model based on multivariate complex Student's t distribution for blind source separation Yuki Kubo, Norihiro Takamune (UTokyo), Daichi Kitamura (Kagawa NCIT), Hiroshi Saruwatari (UTokyo)  EA2018-128 SIP2018-134 SP2018-90 |
In this paper, we generalize a generative model in estimation of rank-constrained spatial covariance model that separate... [more] | EA2018-128 SIP2018-134 SP2018-90 pp.173-178 |
| RCS, SR, SRW (Joint) |
2019-03-06 10:55 |
Kanagawa | YRP | Performance Analysis for Nonlinear Separation Model with a Flexible Approximation Lu Wang, Tomoaki Ohtsuki (Keio Univ.) RCS2018-292 |
The process deals with blind source separation in the nonlinear domain is to estimate the original signals or mixture fu... [more] | RCS2018-292 pp.61-66 |
| SRW | 2019-01-15 13:25 |
Kanagawa | Mitsubishi Electric (Oofuna) | Blind frequency-dependent IQ imbalance compensation for single carrier systems Hideki Mori, Tadao Nakagawa, Naoto Sasaoka (Tottori Univ.), Doohwan Lee, Takana Kaho (NTT) SRW2018-50 |
As the frequency bandwidth in wireless communications is wide, impairments of analog circuits of transceivers including ... [more] | SRW2018-50 pp.25-29 |
| SIS, ITE-BCT | 2018-10-25 10:00 |
Kyoto | Kyoto University Clock Tower Centennial Hall | Accuracy Analysis of Background Noise Estimation Using Outer Product Expansion with Lower Norm Kouta Sugiura, Akitoshi Itai (Chubu Univ.) SIS2018-10 |
In this paper, the background noise estimation using outer product expansion is developed. We have shown that a possib... [more] |
SIS2018-10 pp.1-5 |
| WBS | 2018-10-12 14:20 |
Hiroshima | National Institute of Technology, Hiroshima College | Performance Evaluation of Semi-Blind Channel Estimation Method Using Partial System Information Yusuke Setoguchi, Teruyuki Miyajima, Yoshiki Sugitani (Ibaraki Univ.) WBS2018-20 |
In this article, we propose a semi-blind channel estimation method for faster-than-Nyquist (FTN) signaling. The proposed... [more] | WBS2018-20 pp.13-18 |
| CQ | 2018-05-31 16:40 |
Chiba | Chiba Univ. Nishi-Chiba Campus, academic link center | [Invited Talk]
Blind Interference Suppression on Adaptive Arrays: Comparisons and Applications for Spectrum Sharing Kazuki Maruta (Chiba Univ.), Kentaro Nishimori (Niigata Univ.), Chang-Jun Ahn (Chiba Univ.) CQ2018-22 |
This paper presents performance comparison of interference suppression on blind adaptive array algorithms. Co-channel in... [more] | CQ2018-22 pp.25-30 |
| HCGSYMPO (2nd) |
2017-12-13 - 2017-12-15 |
Ishikawa | THE KANAZAWA THEATRE | Integration the PDR to camera-based location estimation and a study of its sound navigation interface Kazuho Kamasaka, Itaru Kitahara (Tsukuba Univ.), Ryosuke Ichikari, Masakatsu Kourogi, Takeshi Kurata (AIST), Yoshinari Kameda (Tsukuba Univ.) |
We are proposed a location estimation method only using a camera that supports walking out of visually impaired people. ... [more] | |
| CQ (2nd) |
2017-10-16 16:15 |
Fukuoka | Nishijin Plaza, Kyushu Univ. | [Poster Presentation]
Comparison of Interference Suppression Performance on Blind Adaptive Array Algorithms Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) |
We present performance comparison of interference suppression on blind adaptive array algorithms. Co-channel interferenc... [more] | |
| WBS, MICT | 2017-07-13 13:45 |
Shizuoka | ACT CITY | [Poster Presentation]
Performance evaluation of blind time-variant channel estimation using L1 regularization for OFDM systems Naoto Murakami, Teruyuki Miyajima (Ibaraki Univ.) WBS2017-8 MICT2017-10 |
In this article, we propose a blind channel estimation method for time-variant channels in OFDM transmission. The propos... [more] | WBS2017-8 MICT2017-10 pp.1-6 |
| EA, US (Joint) |
2017-01-25 13:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Study on efficient solver for independent low-rank matrix analysis with sparse time-series-activity regularization Yoshiki Mitsui (Univ. Tokyo), Daichi Kitamura (SOKENDAI), Shinnosuke Takamichi (Univ. Tokyo), Nobutaka Ono (NII/SOKENDAI), Hiroshi Saruwatari (Univ. Tokyo) EA2016-72 |
In this paper, we propose a new blind source separation (BSS) method based on independent low-rank matrix analysis (ILRM... [more] | EA2016-72 pp.25-30 |
| IN, MoNA, CNR (Joint) |
2016-11-17 10:15 |
Kagoshima | Kirishima-kanko Hotel | Estimation of Obstacle Positions using Phosphene Manami Kanamaru, Eiji Kamioka (SIT) MoNA2016-24 |
In this study, a walking support system for blind people has been investigated. Concretely, three ultrasonic sensors det... [more] | MoNA2016-24 pp.11-16 |
| MICT, WBS | 2016-07-20 12:30 |
Tokyo | Ｔｏｋyo Institute of Technology | [Poster Presentation]
An Effective Shift Value Set for Blind Estimation in CSS-OFDM System Takahiro Kitazawa, Kouji Ohuchi (Shizuoka Univ.) WBS2016-16 MICT2016-17 |
OFDM (Orthogonal Frequency Division Multiplexing) signals often have high PAPR (Peak to Average Power Ratio), which caus... [more] | WBS2016-16 MICT2016-17 pp.27-32 |
| MICT, WBS | 2016-07-20 12:30 |
Tokyo | Ｔｏｋyo Institute of Technology | [Poster Presentation]
A study on blind channel estimation by EM algorithm for OFDM systems with multi-QAM Hirokazu Abe, Masahiro Fujii (Utsunomiya Univ.), Takanori Iwamatsu (Fujitsu Telecom Networks), Hiroyuki Hatano, Atsushi Ito, Yu Watanabe (Utsunomiya Univ.) WBS2016-17 MICT2016-18 |
We have investigated a blind channel estimation method based on the EM algorithm so far. Since the conventional method ... [more] |
WBS2016-17 MICT2016-18 pp.33-38 |
| MICT, WBS | 2016-07-21 09:30 |
Tokyo | Ｔｏｋyo Institute of Technology | Performance Analysis of Channel Shortening without Channel Estimation Teruyuki Miyajima (Ibaraki Univ.) WBS2016-27 MICT2016-28 |
This article considers the performance of a blind channel shortening method for inter-block interference (IBI) suppressi... [more] | WBS2016-27 MICT2016-28 pp.89-94 |
| IT, ISEC, WBS | 2016-03-10 11:05 |
Tokyo | The University of Electro-Communications | A Study on PAPR Reduction based on Iterative PTS without Side Information in OFDM Systems Moeko Yoshida, Teruyuki Miyajima (Ibaraki Univ.) IT2015-106 ISEC2015-65 WBS2015-89 |
This paper proposes both a new PAPR reduction scheme for OFDM and demodulation method without side information. PAPR is ... [more] | IT2015-106 ISEC2015-65 WBS2015-89 pp.31-36 |
| EMM | 2016-03-03 13:00 |
Kagoshima | Yakushima Environ. and Cultural Vill. Center | Methods for Concavity Detection in Singular Spectrum Jessada Karnjana, Masashi Unoki (JAIST) EMM2015-94 |
Recently, we propose an audio watermarking scheme based on singular-spectrum analysis (SSA), and also propose an improve... [more] | EMM2015-94 pp.105-110 |
| MICT, ASN, MoNA (Joint) |
2016-01-29 13:55 |
Kanagawa | Hotel Okada | A Study on Throughput Performance Improvement by Blind SNR estimation and adaptive modulation for 400MHz Implant Communications Naoki Onosaka, Daisuke Anzai, Jianqing Wang (NIT) MICT2015-51 |
One of promising applications for implant communications is wireless capsule endoscope, which allows us to provide high-... [more] | MICT2015-51 pp.57-62 |
| RCC, ITS, WBS | 2015-12-17 13:30 |
Okinawa | Okinawa Industry Support Center | [Poster Presentation]
A Study on Blind Channel Estimation by EM Algorithm for OFDM Systems Hirokazu Abe, Masahiro Fujii (Utsunomiya Univ.), Takanori Iwamatsu (Fujitsu Telecom Networks), Hiroyuki Hatano, Atsushi Ito, Yu Watanabe (Utsunomiya Univ.) WBS2015-53 ITS2015-25 RCC2015-55 |
It is necessary to estimate the channel state information coherently to equalize the received signal in wireless communi... [more] | WBS2015-53 ITS2015-25 RCC2015-55 pp.79-84 |
| WBS | 2015-10-09 10:45 |
Tokyo | Waseda Univ. | Semi-Blind Estimation of Sparse Channels in OFDM Systems Tomoya Saito, Teruyuki Miyajima (Ibaraki Univ.) WBS2015-28 |
In this article, we consider semi-blind estimation of sparse channels in OFDM systems. The proposed semi-blind estimatio... [more] | WBS2015-28 pp.7-12 |
| SIP, EA, SP | 2015-03-02 09:50 |
Okinawa | Unified approach for BSS, DOA estimation, audio event detection and dereverberation with multichannel factorial HMM and DOA mixture model Takuya Higuchi (Univ. of Tokyo), Hirokazu Kameoka (Univ. of Tokyo/ NTT) EA2014-74 SIP2014-115 SP2014-137 |
We deal with the problems of blind source separation, dereverberation, audio event detection and DOA estimation. We prev... [more] | EA2014-74 SIP2014-115 SP2014-137 pp.13-18 |
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