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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2023-03-01 10:00 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Experimental study on reception of 16QAM-OFDM signals using wideband noise and 1bit ADC Takuto Ohtaguro, Masato Saito (Ryukyu Univ.), Takaya Yamazato (Nagoya Univ.)  RCS2022-247 |
In this study, we conduct experiments on demodulating 16QAM (Quadrature Amplitude Modulation)-OFDM (Orthogonal Frequency... [more] | RCS2022-247 pp.1-8 |
| SP, IPSJ-SLP, IPSJ-MUS | 2021-06-18 13:00 |
Online | Online | F0 estimation of speech based on l2-norm regularized TV-CAR analysis Keiichi Funaki (Univ. of the Ryukyus) SP2021-2 |
Linear Prediction (LP) is the most successful speech analysis in speech processing, including speech coding implemented ... [more] |
SP2021-2 pp.7-12 |
| WIT, SP | 2019-10-26 16:20 |
Kagoshima | Daiichi Institute of Technology | Application of interactive and real-time tools to acoustic analysis for assessment of dysphonia Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ. Hokkaido), Kenta Wakasa (ATLUS), Hiroko Terasawa (Univ. Tsukuba) SP2019-24 WIT2019-23 |
We introduce a real-time and interactive tool for visualizing voice-source attributes. The tool provides a simplified ca... [more] | SP2019-24 WIT2019-23 pp.39-43 |
| EA, SIP, SP | 2019-03-15 13:30 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | [Poster Presentation]
Faster than real-time and audio sampling rate extraction of fo candidates using an analytic signal with prolate spheroidal wave function as envelope Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ. Hokkaido), Masanori Morise (Univ. Yamanashi), Yuichi Ishimoto (NINJAL) EA2018-151 SIP2018-157 SP2018-113 |
We propose an extractor of fundamental frequency candidates which runs faster than real-time. It uses power weighted ave... [more] | EA2018-151 SIP2018-157 SP2018-113 pp.305-310 |
| EA, SIP, SP | 2019-03-15 13:30 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | [Poster Presentation]
F0 estimation using TV-CAR speech analysis based on Regularized LP Keiichi Funaki (Univ. of the Ryukyus) EA2018-152 SIP2018-158 SP2018-114 |
Linear Prediction (LP) analysis is speech analysis to estimate AR(Auto-Regressive) coefficients to represent the all-pol... [more] | EA2018-152 SIP2018-158 SP2018-114 pp.311-316 |
| EA, ASJ-H, EMM, IPSJ-MUS [detail] | 2018-11-21 13:30 |
Ishikawa | Hotel Koshuen | An analytic signal with a cosine series envelope for excitation source analyses of voiced speech
-- Practical substitute of Flanagan's equation -- Hideki Kawahara (Wakayama Univ.), Ken-Ichi Sakakibara (Health Science Univ.), Hideki Banno (Meijyo Univ.), Masanori Morise (Univ. Yamanashi) EA2018-63 EMM2018-63 |
We introduce an analytic signal for excitation source analysis of voiced sounds. The envelope of the signal is a six-ter... [more] | EA2018-63 EMM2018-63 pp.1-5 |
| AP | 2018-10-18 14:30 |
Okayama | Okayama Univ. | Hilbert Transformation for Wireless Communications Yoshio Karasawa AP2018-92 |
Although Hilbert transformation appears in various fields of signal generation and signal processing, such as communicat... [more] | AP2018-92 pp.19-24 |
| EA, EMM | 2016-11-18 10:05 |
Oita | Compal Hall (Oita) | Localization using simultaneous recordings of electric network frequencies in the Tokyo metropolitan area Akira Nishimura (Tokyo Univ. Info. Sci.) EA2016-58 EMM2016-64 |
This paper addresses a method to estimate an unknown location by using ENF(electric network frequency)-based indices ... [more] |
EA2016-58 EMM2016-64 pp.61-66 |
| SR | 2016-10-28 13:00 |
Osaka | Osaka Univ. Nakanoshima Center | Feature detection scheme using Cyclic Prefix (CP) in OFDM
-- Analytical approach and its results of Output S/N at feature detector -- Kanshiro Kashiki, Tomoki Sada, Akira Yamaguchi (KDDI Research) SR2016-70 |
From the viewpoint of the efficient use of frequency resources in mobile radio service, authors have been investigating ... [more] | SR2016-70 pp.85-92 |
| ASN, RCS, NS, SR (Joint) |
2013-07-19 10:50 |
Shizuoka | Hamamatsu Act City | Analytical Performance Evaluation of Signal Detection Scheme for Allowing Coexistence of Additional and Existing Radio Communication Systems I-Te Lin, Kanshiro Kashiki, Tomoki Sada, Toshihiko Komine, Shingo Watanabe (KDDI R&D Labs) SR2013-52 |
For judgment to allow the coexistence of an additional radio communication system (generally, secondary system) and an e... [more] | SR2013-52 pp.171-178 |
| SIS | 2013-03-08 10:00 |
Shizuoka | Create Hamamatsu | A study on Finger Print Verification based on complex Linear Prediction Tomoki Yara, Keiichi Funaki (Univ. of Ryukyus) SIS2012-63 |
In the ubiquitous information society, biometrics authentication attracts a large amount of attention and fingerprint ve... [more] | SIS2012-63 pp.97-102 |
| VLD, CAS, SIP | 2008-06-26 09:20 |
Hokkaido | Hokkaido Univ. | On F0 contour Estimation Based on Robust Time-Varying Complex Speech Analysis Keiichi Funaki (Univ. of the Ryukyus) CAS2008-2 VLD2008-15 SIP2008-36 |
We have already proposed robust $F_0$ estimation algorithm based on complex AR speech analysis for analytic speech sig... [more] |
CAS2008-2 VLD2008-15 SIP2008-36 pp.7-12 |
| EA | 2007-08-09 15:30 |
Miyagi | School of Engineering, Tohoku University | [Invited Talk]
Remarks on the Instantaneous Frequency Ken'iti Kido (Tohoku Univ.), Hideo Suzuki (Chiba Institute of Technology) EA2007-43 |
Abstract In this paper, the instantaneous frequency of a wave is defined as the time derivative of the instantaneous ph... [more] | EA2007-43 pp.25-30 |
| SP | 2007-06-29 14:20 |
Fukushima | The University of Aizu | Automatic Speech Recognition using Narrow-band Analytic Signal and Non-linear Discriminant Analysis Yotaro Kubo (Waseda Univ.), Shigeki Okawa (CIT), Akira Kurematsu, Katsuhiko Shirai (Waseda Univ.) SP2007-22 |
We have developed a novel feature extraction system that uses narrow-band analytic signal. Proposed method is compris... [more] |
SP2007-22 pp.85-90 |
| CAS, SIP, VLD | 2007-06-22 15:10 |
Hokkaido | Hokkaido Tokai Univ. （Sapporo) | Robust F0 estimation using forward and backward LP based complex speech analysis Keiichi Funaki (Univ. of the Ryukyus), Tatsuhiko Kinjo (Toyota Communication Systems) CAS2007-32 VLD2007-48 SIP2007-62 |
This paper proposes novel robust fundamental frequency (F0) estimation algorithm based on complex-valued speech analysis... [more] | CAS2007-32 VLD2007-48 SIP2007-62 pp.79-84 |
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