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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIS | 2021-12-03 09:45 |
Online | Online | [Invited Talk]
Adaptive Band-Pass/Band-Stop Filters Shunsuke Koshita (Hachinohe Inst. of Tech.)  SIS2021-21 |
Adaptive band-pass/band-stop filtering is one of the signal processing techniques for automatic detection of unknown nar... [more] | SIS2021-21 pp.1-6 |
| RISING (3rd) |
2021-11-17 11:00 |
Tokyo | (Primary: On-site, Secondary: Online) |
A study on variable step size diffusion LMS algorithm with deep unfolding Tetsuya Sasaki (Osaka City Univ.), Kazunori Hayashi (Kyoto Univ.) |
In adaptive filtering using a fixed step size LMS (Least-Mean-Square), there is a trade-off between convergence speed an... [more] | |
| IMQ, HIP | 2020-08-21 14:55 |
Online | Online | Anti-false Color Processing for an Imaging System with a Pastel-Color Filter Array Kenji Sugiyama, Takashi Yamazoe (Seikei University) IMQ2020-2 HIP2020-22 |
In color imaging, Bayer type color filter array (CFA) with primary color is most popular. As an alternative method, we h... [more] | IMQ2020-2 HIP2020-22 pp.5-8 |
| MI, IE, SIP, BioX, ITE-IST, ITE-ME [detail] | 2020-05-29 09:30 |
Online | Online | Accuracy improvement of instantaneous frequency estimation using variable FIR filter with transmission zeros Keisuke Takao, Takahiro Natori (TUS), Toma Miyata (Salesian Polytechnic), Naoyuki Aikawa (TUS) SIP2020-6 BioX2020-6 IE2020-6 MI2020-6 |
Frequency estimation of sine wave signals has been studied in a wide range of fields.One of the methods is to use instan... [more] | SIP2020-6 BioX2020-6 IE2020-6 MI2020-6 pp.23-28 |
| SIP | 2019-08-29 13:10 |
Tokyo | [Invited Talk]
Development of Variable Digital Filters Shunsuke Koshita (Tohoku Univ.) SIP2019-39 |
Variable digital filters are frequency-selective digital filters that are capable of real-time control/tuning of frequen... [more] | SIP2019-39 pp.1-6 |
|
| SIP | 2019-08-29 14:45 |
Tokyo | Investigation of Finite Word Length Design Method for Linear Phase FIR Filters with Variable Stopband Considering Reduction of Polynomial Coefficients Toma Miyata (Salesian Polytechnic), Naoyuki Aikawa (TUS) SIP2019-41 |
In this paper, we investigate a finite word length design of linear phase variable FIR filters with variable multiple el... [more] | SIP2019-41 pp.11-16 |
|
| IT, ISEC, WBS | 2019-03-07 15:05 |
Tokyo | University of Electro-Communications | Innovations, σ-Fields, and Martingales Associated with Viterbi Decoding of Convolutional Codes Masato Tajima IT2018-98 ISEC2018-104 WBS2018-99 |
In the previous paper, by comparing with the results in the linear filtering theory, we have introduced the notion of in... [more] | IT2018-98 ISEC2018-104 WBS2018-99 pp.137-142 |
| SIP | 2018-08-20 14:00 |
Tokyo | Takushoku Univ. Bunkyo Campus. | Design method of variable FIR filters with specified attenuation in part of stopband Takakazu Kimura (TUS), Toma Miyata (Salesian Polytechnic), Yoshinori Tarumoto (ISHIDA), Takahiro Natori, Naoyuki Aikawa (TUS) SIP2018-57 |
In the field of digital signal processing, the frequency characteristics may be instantaneously changed according to the... [more] | SIP2018-57 pp.1-5 |
| EMT, EST, LQE, MWP, OPE, PEM, PN, IEE-EMT [detail] | 2018-01-25 10:50 |
Hyogo | Millimeter-Wave Band Beamforming of Array-Antenna Integrated with Photodiode by Radio-over-Fiber Technique Using Variable Optical Delay Line Tatsuya Nagayama, Shigeyuki Akiba, Takashi Tomura, Jiro Hirokawa (Tokyo Tech.) PN2017-71 EMT2017-108 OPE2017-149 LQE2017-131 EST2017-107 MWP2017-84 |
For the simplification of the mobile base stations architecture, we have presented remote beamforming of array antenna i... [more] | PN2017-71 EMT2017-108 OPE2017-149 LQE2017-131 EST2017-107 MWP2017-84 pp.197-202 |
|
| SR | 2017-01-19 14:25 |
Ehime | Himegin Hall | A novel overlap FFT filter-bank with variable overlap length for flexible spectrum access Akira Saito, Motohiro Tanabe, Masahiro Umehira, Shigeki Takeda, Wang Xiaoyan (Ibaraki Univ.) SR2016-81 |
Flexible spectrum access technology is required to change the bandwidth and channel frequency flexibly for cognitive rad... [more] | SR2016-81 pp.17-22 |
| SANE | 2013-08-23 14:30 |
Niigata | Niigata University Igarashi campus | Multi-sensor Tracking Using a Least Squares Estimator Yoshio Kosuge (Nagasaki Univ.) SANE2013-48 |
In a multiple sensor system, a sampling interval is not constant. Therefore, we propose a recursive processing expressio... [more] | SANE2013-48 pp.17-22 |
| US | 2012-10-22 15:30 |
Ishikawa | Kanazawa Inst. Tech. | Widely Tunable Surface Acoustic Wave Filters Masahiro Inaba, Tatsuya Omori, Ken-ya Hashimoto (Chiba Univ.) US2012-66 |
Tunable RF filters are strongly demanded for developing a reconfigurable RF front-end supporting multi-band and multi-st... [more] | US2012-66 pp.13-16 |
| CAS, CS, SIP | 2012-03-09 09:20 |
Niigata | The University of Niigata | A Design Method for IIR Filters with Changeable Multifactors in the Stopband Using Successive Projection Method Toma Miyata, Naoyuki Aikawa (Tokyo Univ. of Science) CAS2011-150 SIP2011-170 CS2011-142 |
In this paper, we propose a design method for variable IIR digital filters with changeable multifactors in the stopband ... [more] | CAS2011-150 SIP2011-170 CS2011-142 pp.239-244 |
| EMD | 2012-03-02 16:00 |
Tokyo | Tanagawa Univ. | Development of Low-Pass-Filter with Voltage Variable Cutoff Frequency Goh Kobayashi, Yoshiki Kayano, Hiroshi Inoue (Akita Univ.) EMD2011-138 |
A wideband variable frequency oscillator (Voltage Controlled Oscillator) can be used in the area of signal processing. T... [more] | EMD2011-138 pp.49-52 |
| SANE | 2011-07-29 09:25 |
Tokyo | Electronic Navigation Research Institute | The optimum approximation of vector signals with a finite number of variables using multi-input multi-output filter banks Yuichi Kida (Ohu Univ.), Takuro Kida (Prof.EM Tokyo Inst. of Tech.) SANE2011-46 |
In this paper, we define a multi-input multi-output system composed of given analysis-filter matrices, given sampler mat... [more] | SANE2011-46 pp.7-12 |
| SIP, RCS | 2011-01-20 15:45 |
Kagoshima | A Design Method for Variable IIR digital filter with Changing Multifactors in the Stopband Nanako Ubayama, Toma Miyata, Naoyuki Aikawa (Tokyo Univ. of Science) SIP2010-93 RCS2010-223 |
A field of the digital signal processing demand digital filters with changing frequency characteristics. The filter tha... [more] |
SIP2010-93 RCS2010-223 pp.143-148 |
|
| SIP, CAS, CS | 2010-03-01 09:20 |
Okinawa | Hotel Breeze Bay Marina, Miyakojima | A Design Method of Variable Linear-phase FIR Filters for Checkweighers Toma Miyata, Naoyuki Aikawa (Tokyo Univ. of Sci.) CAS2009-79 SIP2009-124 CS2009-74 |
Automatically dynamic measurement systems to measure object weights are used in logistics and food industry, etc. The s... [more] |
CAS2009-79 SIP2009-124 CS2009-74 pp.7-12 |
| CAS | 2010-01-28 15:50 |
Kyoto | Kyoudai-Kaikan Bldg. | A Study of a Variable Resistor for Cut-off Frequency Tuning of Active Filters Masahiro Hosoya (Toshiba Corp.) CAS2009-70 |
Active filters fabricated in CMOS process suffer from cut-off frequency variation due to process variation of resistors ... [more] | CAS2009-70 pp.37-41 |
| RCS, SIP | 2010-01-21 13:10 |
Fukuoka | Kyushu Univ. | A Design of IIR Digital Filters with Variable Stopband Using Semidefinite Programming Nanako Ubayama, Toma Miyata, Naoyuki Aikawa (Tokyo Univ. of Science) SIP2009-80 RCS2009-214 |
Several application in digital signal processing demand variable digital filters with arbitrary variable frequency respo... [more] | SIP2009-80 RCS2009-214 pp.43-48 |
| SIP, IE, IPSJ-SLDM [detail] | 2009-10-15 13:40 |
Fukui | Awara Onsen "Matsuya Sensen" | Farrow Structure of Variable Notch FIR Digital Filters Using Reduction Method of Polynomial Coefficients Toma Miyata, Naoyuki Aikawa (Tokyo Univ. of Science) SIP2009-58 IE2009-83 |
In this report, we propose a design method of FIR digital filters obtaining qausi-equiripple characteristic even if some... [more] | SIP2009-58 IE2009-83 pp.11-16 |
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