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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 82  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS 2022-06-17
10:15
Okinawa University of the Ryukyus, Senbaru Campus and online
(Primary: On-site, Secondary: Online)
A Study on Digital RF Aided Blind Self Interference Canceller for In-Band Full-Duplex
Nana Shimomura, Shinsuke Ibi (Doshisha Univ.), Takumi Takahashi (Osaka Univ.), Hisato Iwai (Doshisha Univ.) RCS2022-59
Self Interference (SI) cancellation is essential to realize in-band full duplex (IBFD) communications. To solve this pro... [more] RCS2022-59
pp.206-211
NLP, MICT, MBE, NC
(Joint) [detail]
2022-01-23
10:55
Online Online Fetal Heart Rate Detection via Maternal ECG Cancellation by Neural-Network Autoencoder
Abuzar Ahmad Qureshi, Lu Wang, Tomoaki Ohtsuki (Keio Univ.), Kazunari Owada, Hayato Hayashi (Atom Medical Co.) NLP2021-123 MICT2021-98 MBE2021-84
Fetal heart rate (HR) monitoring is necessary for accessing the state of the fetus during pregnancy and labor. Non-invas... [more] NLP2021-123 MICT2021-98 MBE2021-84
pp.243-247
MIKA
(3rd)
2021-10-28
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Improvement of Direction Estimation Accuracy in Blind Array Calibration for Near-field Radio Source Localization Using UCA
Tomoki Hayashi, Nobuyoshi Kikuma, Kunio Sakakibara, Yoshiki Sugimoto (NITech)
This study discusses the localization of radio sources such as user terminals using the MUSIC algorithm with a uniform c... [more]
SP, IPSJ-SLP, IPSJ-MUS 2021-06-19
15:00
Online Online Source Separation for Asynchronous Recordings of Conversation Using Time-Frequency Masking and Independent Vector Analysis
Haruki Nammoku, Kouei Yamaoka, Yukoh Wakabayashi, Nobutaka Ono (TMU) SP2021-22
In this study, we investigate the source separation for conversational speech recorded by multiple voice recorders that ... [more] SP2021-22
pp.101-106
WBS, IT, ISEC 2021-03-05
09:25
Online Online Blind Estimation of Carrier Frequency Offset and Symbol Time Offset using WFrFT
Toshifumi Kojima, Kouji Ohuchi (Shizuoka Univ.) IT2020-138 ISEC2020-68 WBS2020-57
In this paper, we present a blind estimation method to detect carrier frequency offset (CFO) and symbol time offset (STO... [more] IT2020-138 ISEC2020-68 WBS2020-57
pp.160-165
CS 2020-11-05
15:10
Online Online + Central Community Center, Nonoichi Community Center
(Primary: Online, Secondary: On-site)
[Invited Talk] Semi-Blind Channel Estimation using Pilot Subcarriers and Subspace Approach in Orthogonal Precoded OFDM
Hikaru Kawasaki, Takeshi Matsumura, Fumihide Kojima (NICT) CS2020-50
Orthogonal precoded (OP)-orthogonal frequency-division multiplexing (OFDM) is an OFDM scheme with an invertible precodin... [more] CS2020-50
pp.18-23
CS, CAS 2020-02-28
09:00
Kumamoto   Semi-Blind Channel Estimation in Orthogonal Precoded OFDM
Hikaru Kawasaki, Takeshi Matsumura, Fumihide Kojima (NICT) CAS2019-113 CS2019-113
Orthogonal precoded orthogonal frequency-division multiplexing (OFDM) is an OFDM scheme with an invertible precoding. As... [more] CAS2019-113 CS2019-113
pp.87-93
IT, SIP, RCS 2020-01-23
09:50
Hiroshima Hiroshima City Youth Center A Study on Channel Estimation by Using Independent Component Analysis in Large-scale MIMO Systems
Taichi Kasai, Shinsuke Ibi, Hisato Iwai, Hideichi Sasaoka (Doshisha Univ.) IT2019-37 SIP2019-50 RCS2019-267
As the demand for wireless communication technology increases, efficient frequency usage is required. In the case of lar... [more] IT2019-37 SIP2019-50 RCS2019-267
pp.7-11
EA 2019-12-13
13:25
Fukuoka Kyushu Inst. Tech. Rank-constrained spatial covariance matrix estimation based on multivariate complex generalized Gaussian distribution and its acceleration for blind speech extraction
Yuki Kubo, Norihiro Takamune (UTokyo), Daichi Kitamura (NIT, Kagawa), Hiroshi Saruwatari (UTokyo) EA2019-78
In this paper, we generalize a generative model in rank-constrained spatial covariance matrix estimation that separates ... [more] EA2019-78
pp.85-92
SRW 2019-06-10
09:25
Kanagawa Anritsu Blind compensation for wide-band single carrier systems with various frequency-dependent IQ imbalance
Hideki Mori, Tadao Nakagawa, Naoto Sasaoka (Tottori Univ.), Doohwan Lee (NTT) SRW2019-2
As the frequency bandwidth in wireless communications are wide, impairments of analog circuits of transceivers including... [more] SRW2019-2
pp.7-11
RCS 2019-04-19
10:55
Hokkaido Noboribetsu Grand Hotel Blind Source Separation in Nonlinear Mixture: Separation and a Multi-Subspace Representation
Lu Wang, Tomoaki Ohtsuki (Keio Univ.) RCS2019-16
The process deals with blind source separation in the nonlinear domain is to estimate the original signals or mixture fu... [more] RCS2019-16
pp.73-78
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
 Results 1 - 20 of 82  /  [Next]  
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