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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 31  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
CAS, CS 2024-03-14
10:50
Okinawa   Group Delay Ripple Reduction Method for Sound Source Localization Using Wide Width Microphone Pairs
Shunsuke Ase, Tomoya Hori, Kenji Suyama (Tokyo Denki Univ.) CAS2023-114 CS2023-107
GRODMIC is a method proposed as a high spatial resolution source localization. Essential task of this method is an estim... [more] CAS2023-114 CS2023-107
pp.17-22
CAS, CS 2024-03-14
11:15
Okinawa   Omni-Directional Sound Source Localization By Group Delay Sample Selection Using FIR-IIR Filter Structure
Shun Hatano, Tomoya Hori, Kenji Suyama (Tokyo Denki Univ.) CAS2023-115 CS2023-108
An omnidirectional sound source localization method based on a role selection of microphone pairs has been developed. Si... [more] CAS2023-115 CS2023-108
pp.23-28
SIP, SP, EA, IPSJ-SLP [detail] 2024-02-29
16:20
Okinawa
(Primary: On-site, Secondary: Online)
Multiple Sound Source Localization using High Spatial Resolution Microphone Pairs
Tomoya Hori, Kenji Suyama (Tokyo Denki Univ.) EA2023-92 SIP2023-139 SP2023-74
In this paper, We propose GRODMIC as a high resolution single sound source localization method.
This method achieves h... [more]
EA2023-92 SIP2023-139 SP2023-74
pp.185-189
CAS, CS 2023-03-02
15:15
Fukuoka Kitakyushu International Conference Center
(Primary: On-site, Secondary: Online)
Validation of the model order for source localization based on propagation delay estimation using adaptive filters
Shunsuke Ase, Kenji Suyama (Tokyo denki univ.) CAS2022-121 CS2022-98
Microphone array localization is a technique for estimating the direction of a sound source based on the difference in a... [more] CAS2022-121 CS2022-98
pp.145-149
CAS, CS 2023-03-02
16:05
Fukuoka Kitakyushu International Conference Center
(Primary: On-site, Secondary: Online)
A Proposal of Group Delay Selection Method for Approximate Transfer System for Improving the Accuracy of Sound Source Localization
Tomoya Hori, Kenji Suyama (Tokyo Denki Univ.) CAS2022-123 CS2022-100
We have developed method for source localization using 2 microphones with high spatial resolution. In this method, TDOA ... [more] CAS2022-123 CS2022-100
pp.155-160
SR 2021-11-04
09:30
Online Online Direct RF undersampling method without anti-aliasing top filter
Takashi Shiba (Tohoku Univ.), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) SR2021-41
Direct RF undersampling method is important technique for digital circuit and digital devices because sampling frequency... [more] SR2021-41
pp.1-8
SIP, EA, SP, MI
(Joint) [detail]
2018-03-19
13:00
Okinawa   [Poster Presentation] Speaker verification based on non-linear bandwidth extension considering aliasing artifacts for super-wideband applications
Haruna Miyamoto, Sayaka Shiota, Hitoshi Kiya (Tokyo Metropolitan Univ.) EA2017-110 SIP2017-119 SP2017-93
This paper has two aims that are to propose a novel bandwidth extension (BWE) method considering aliasing artifacts, and... [more] EA2017-110 SIP2017-119 SP2017-93
pp.51-55
RCS 2017-10-19
09:00
Miyagi Tohoku Institute of Technology Blind Nonlinear Compensation Performance for RF Receiver Using Sub-Nyquist Sampling Method
Kan Kimura, Yasushi Yamao (UEC) RCS2017-168
High-speed and wideband wireless signals are affected by the nonlinearity of RF receiver devices. Blind nonlinear compen... [more] RCS2017-168
pp.1-6
CCS 2017-06-29
13:30
Ibaraki Ibaraki Univ. A Complex-Valued Reinforcement Learning Method Using Complex-Valued Neural Networks
Masaki Mochida, Hidehiro Nakano, Arata Miyauchi (Tokyo City Univ.) CCS2017-1
This paper proposes the method to approximate the action-value function in complex-valued reinforcement learning by usin... [more] CCS2017-1
pp.1-5
MBE, NC
(Joint)
2016-11-19
10:00
Miyagi Tohoku University Modeling and analysis of visual aliasing phenomena in a virtual reality system
Yushiro Nakazawa, Norihiro Katayama, Yoshihisa Machida, Mitsuyuki Nakao (Tohoku Univ.) MBE2016-52
To elucidate the neural computation mechanisms of sensory-motor mismatch in the brain, virtual reality (VR) experimental... [more] MBE2016-52
pp.21-24
CAS 2016-01-28
13:50
Tokyo Kikai-Shinko-Kaikan Bldg. Multiple Sound Source Tracking Using Multiplication of Evaluation Function
Katsuya Nakazawa, Kenji Suyama (Tokyo Denki Univ.) CAS2015-65
In this paper, we consider a method of multiple sound source tracking using microphone array.MUSIC (MUltiple SIgnal Clas... [more] CAS2015-65
pp.23-26
CAS 2016-01-28
14:10
Tokyo Kikai-Shinko-Kaikan Bldg. Sound Source Localization based on Identification of Transfer Function between Microphones
Yuta Izumi, Kenji Suyama (Tokyo Denki Univ.) CAS2015-66
In this study, we study a method of solving a spatial aliasing problem for sound source localization. Sound source local... [more] CAS2015-66
pp.27-32
EA 2015-12-11
15:15
Ishikawa Kanazawa Univ., Satellite Plaza [Poster Presentation] Effect of discretization spacing on sound field reproduction of reverberant room
Hikaru Watabe (Shinshu Univ.), Makoto Otani (Kyoto Univ.), Takao Tsuchiya (Doshisha Univ.), Yukio Iwaya (TGU) EA2015-44
In sound field reproduction such as wave field synthesis, a coarse discretization interval of boundary surface that is l... [more] EA2015-44
pp.23-26
IE 2015-06-18
14:00
Okinawa Okinawa Cellular Data Conversion from Multi-view Cameras to Layered Light Field Display
Toyohiro Saito, Keita Takahashi, Toshiaki Fujii (Nagoya Univ.) IE2015-35
Layered light field display is an auto-multiscopic 3-Dimensonal display which consists of a backlight and several light ... [more] IE2015-35
pp.17-22
EA 2014-12-13
09:30
Ishikawa Satellite Plaza of Kanazawa University [Poster Presentation] Effect of discretization spacing on reproduction accuracy in wave field synthesis
Hikaru Watabe (Shinshu Univ), Makoto Otani (Kyoto Univ), Takao Tsuchiya (Doshisha Univ), Yukio Iwaya (Tohoku Gakuin Univ) EA2014-51
Wave field synthesis (WFS) and a principle of boundary surface control (BoSC) etc. have been proposed to realize a repro... [more] EA2014-51
pp.55-58
EA 2014-12-13
09:30
Ishikawa Satellite Plaza of Kanazawa University [Poster Presentation] Subjective evaluation of virtual sound field varying in density of loudspeaker array
Shoya Yarimizu, Yukio Iwaya (Tohokugakuin Univ.), Makoto Otani (Kyoto Univ.), Takao Tsuchiya (Doshisha Univ.) EA2014-52
Sound field rendering technique is becoming possible to reproduce it accurately with recent computation power. Furthermo... [more] EA2014-52
pp.59-61
SANE 2013-11-23
11:30
Miyagi Hagi-hall(22), C for Northeast Asian Sudies(23), Tohoku University Investigation on 3D migration of non-gridded GPR data
Li Yi, Kazunori Takahashi, Motoyuki Sato (Tohoku Univ.) SANE2013-69
This paper focuses on 3-dimensional (3D) migration of non-gridded ground penetrating radar (GPR) data. We acquired a gri... [more] SANE2013-69
pp.87-92
SIP 2013-08-29
13:30
Tokyo Tokyo University of Agriculture and Technology Singularities of Motion Image Signals in the Spatio-Temporal Three-Dimensional Processing -- Bases of Signal Processing on Visual Perception --
Takahiko Fukinuki (Imetopia Inst.) SIP2013-66
Signal processing is well-established for one-dimensional signals, such as audio signals. It remained, however, unclear ... [more] SIP2013-66
pp.1-6
NLP, CAS 2012-09-20
15:55
Kochi Eikokuji Campus, University of Kochi [Invited Talk] All-Digital Background Calibration for Time-Interleaved ADC Using Pseudo Aliasing Signal
Junya Matsuno, Takafumi Yamaji, Masanori Furuta, Tetsuro Itakura (Toshiba) CAS2012-37 NLP2012-63
A new adaptive background calibration for gain mismatches and sample-time mismatches in a Time-Interleaved Analog-to-Dig... [more] CAS2012-37 NLP2012-63
pp.41-44
IE 2012-04-27
11:15
Tokyo Seikei University Aliasing Embedment for Multi-Frame Super-Resolution in Reconstructive Video Coding -- Design of Frequency Response and Cut-Off Frequency --
Toshie Misu, Yasutaka Matsuo, Shunsuke Iwamura, Shinichi Sakaida (NHK) IE2012-6
To improve the super-resolution part of our proposed video coding paradigm named "reconstructive video coding," we devis... [more] IE2012-6
pp.29-34
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