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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| PN | 2024-03-15 16:10 |
Kagoshima | (Primary: On-site, Secondary: Online) |
A Study of Coherent Downstream Transmission of Adaptive Polarization and IQ Multiplexed Signals with Asymmetric Number of Signal Points and Amplitude Yuika Mori, Keiji Shimada, Takahiro Kodama (Kagawa Univ.)  PN2023-92 |
We have already reported downlink transmission using IQ multiplexed 4ASK signals with power loading for the difference i... [more] | PN2023-92 pp.127-130 |
| OCS, CS (Joint) |
2023-01-13 16:00 |
Fukuoka | CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
Precise Signal Demodulation in Dynamic Environments Using Partially Frozen MIMO Adaptive Equalizers Akira Kawai, Masanori Nakamura, Minami Takahashi, Takayuki Kobayashi, Yutaka Miyamoto (NTT) OCS2022-69 |
For over-1 Tb/s/λ-class transceivers, it is important to improve the ability to accurately compensate for IQ impairments... [more] | OCS2022-69 pp.51-55 |
| 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 |
| 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 |
|
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-11 09:30 |
Hokkaido | Hakodate Arena | Characteristic Improvement Method for Cancellation of Periodic Interference Performing Select Sideband Yuya Kimura, Satoshi Denno, Yafei Hou (Okayama Univ.) RCS2018-80 |
This paper proposes adaptive sideband selection for periodic interference cancellation using digital signal processing. ... [more] | RCS2018-80 pp.1-5 |
| CS, OCS (Joint) |
2018-01-30 08:50 |
Ehime | Ehime University | Feedback-control-free Adaptive Equalization Using Dual-polarization Pilot Tones for Optical Coherent Reception Tomoki Nishiyama, Shuai Yuan, Koji Igarashi (Osaka Univ.) OCS2017-73 |
We propose feedback-control-free adaptive equalization for optical coherent receivers. The polarization rotation and the... [more] | OCS2017-73 pp.37-41 |
| AP, RCS (Joint) |
2017-11-10 11:15 |
Fukuoka | Fukuoka University | Performance Improvement of DOA Estimation of Desired Signals Using Multiple Cyclic Correlations Yuta Kamiya, Nobuyoshi Kikuma, Kunio Sakakibara (NITech) AP2017-138 |
The cyclic method performs the direction-of-arrival (DOA) estimation of the desired waves by using cyclic correlations b... [more] | AP2017-138 pp.167-172 |
| PN | 2017-08-28 13:50 |
Hokkaido | Toya Kanko Hotel | [Invited Talk]
Coherent DSP technology for Beyond 100G optical communication networks Seiji Okamoto (NTT) PN2017-19 |
We describe the recent coherent digital signal processing technique for beyond 100Gbit/s transmission in optical communi... [more] | PN2017-19 pp.31-34 |
| EA, ASJ-H | 2017-07-21 13:40 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
A study on modeling nonlinear distortion circuits using adaptive signal processing Yuto Matsunaga, Naofumi Aoki, Yoshinori Dobashi, Tsuyoshi Yamamoto (Hokkaido Univ.) EA2017-17 |
As a digital modeling method for effect pedals and amplifiers, the best approach is a method of converting an analog cir... [more] | EA2017-17 pp.97-102 |
| SP, SIP, EA | 2017-03-02 09:00 |
Okinawa | Okinawa Industry Support Center | [Poster Presentation]
NLMS algorithm using shift operation Takumi Miyake, Yoshinobu Kajikawa (Kansai Univ.) EA2016-129 SIP2016-184 SP2016-124 |
In the field of digital signal processing, an FPGA that can perform parallel processing and has a high calculation speed... [more] | EA2016-129 SIP2016-184 SP2016-124 pp.267-270 |
| RCS, SR, SRW (Joint) |
2015-03-04 15:25 |
Tokyo | Tokyo Institute of Technology | Fundamental Study on Structure and Adaptive Control of Time-Frequency 2D AGC Using Analogue Transversal Filter Naotoshi Yamasaki, Makoto Taromaru, Mai Ohta (Fukuoka Univ.) RCS2014-331 |
Software defined radio (SDR) receivers A/D convert the multiple waves in the whole receivable band, and it can select an... [more] | RCS2014-331 pp.177-182 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-08-01 09:50 |
Kyoto | Kyoto Terrsa | Adaptive Control Algorithm of Time-Frequency 2D AGC using Analogue Transversal Filter
-- Fundamental Study of Frequency Axis Dynamic Range Compression Control -- Naotoshi Yamasaki, Makoto Taromaru, Mai Ohta (Fukuoka Univ.) SR2014-58 |
Software defined radio (SDR) receivers A/D convert the multiple waves in the whole receivable band, and it can select an... [more] | SR2014-58 pp.203-207 |
| RCS | 2014-06-17 15:20 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Proposal of Time-Frequency 2D AGC using Analogue Transversal Filter
-- Fundamental Study on Tap Interval and Total Delay Time of Tapped Delay Line and Receiver Architecture -- Makoto Taromaru, Naotoshi Yamasaki, Mai Ohta (Fukuoka Univ.) RCS2014-51 |
We propose a receiver architecture using the "Two-dimensional AGC," that controls level of the received signals in the s... [more] | RCS2014-51 pp.109-112 |
| OCS, PN, NS (Joint) |
2013-06-20 13:55 |
Fukushima | College of Engineering, Nihon University | A numerical study on Adaptive Dispersion Equalization of Optical 16QAM Signals Using LMS Algorithm Yutaka Yoshitake, Yuki Terashima, Satoshi Ebisawa, Joji Maeda (Tokyo Univ. of Science) OCS2013-11 |
In digital signal processing of coherent optical receivers, it is possible to equalize waveform distortion due to wavele... [more] | OCS2013-11 pp.5-9 |
| PRMU, SP | 2012-02-09 10:30 |
Miyagi | A CRF-based method for inferring viewer's intersets in watching TV Masahide Naemura, Masaki Takahashi, Yuko Yamanouchi, Mahito Fujii (NHK) PRMU2011-186 SP2011-101 |
Context-awareness provides users with more versatile user interface environments in using digital devices since the styl... [more] | PRMU2011-186 SP2011-101 pp.1-6 |
|
| OCS | 2011-07-11 14:05 |
Osaka | Osaka Univ. Nakanoshima Center | Evaluation of polarization tracking peformance with 12.5Gb/s DP-QPSK real-time coherent receiver Hisao Nakashima, Takeshi Hoshida, Yasuhiko Aoki, Jens C. Rasmussen (Fujitsu) OCS2011-28 |
Digital coherent receivers which demultiplex polarization multiplexed signals by the digital signal processing are expe... [more] |
OCS2011-28 pp.13-18 |
| SIS, IPSJ-AVM | 2010-09-03 13:50 |
Nagasaki | Nagasakiken-Kinrou-Fukushi-Kaikan | A study on convergence rate improvement of equation-error IIR ADF based on independence between desired signal and disturbance Tatsuya Higuchi, Naoto Sasaoka (Tottori Univ.), Eiji Kuno (Polytechnic Univ.), James Okello (NEC), Yoshio Itoh (Tottori Univ.), Masaki Kobayashi (Chubu Univ.) SIS2010-32 |
We have proposed an EQ-E (EQuation-Error adaptive algorithm) based on independence between a desired signal and disturba... [more] | SIS2010-32 pp.93-98 |
| SIS | 2009-12-17 14:10 |
Kyoto | A Robust Pre-inverse Adaptive System for Noise and Its Application to Active Noise Canceller Masaki Kobayashi, Hiroyuki Kondo (Chubu Univ.), Naoto Sasaoka, Yoshio Itoh (Tottori Univ.) SIS2009-37 |
In general, the adaptive system using the structure in which an adaptive filter is placed before the unknown system to e... [more] | SIS2009-37 pp.37-42 |
|
| ICD | 2009-12-14 13:30 |
Shizuoka | Shizuoka University (Hamamatsu) | [Poster Presentation]
Associative-Memory-Based LSI with Adaptive-Learning Capability Akio Kawabata, Wataru Imafuku, Tania Ansari, Hans Juergen Mattausch, Tetsushi Koide (Hiroshima Univ.) ICD2009-93 |
When pattern recognition is achieved by conventional techniques, processing time becomes long and it is difficult to de... [more] | ICD2009-93 pp.89-94 |
| OFT, OCS (Joint) |
2009-08-27 14:00 |
Hokkaido | Nonlinear tolerance of Quadrature-Amplitude-Modulated signals in Digital Coherent Detection Yojiro Mori, Chao Zhang, Masatoshi Usui, Koji Igarashi, Kazuhiro Katoh, Kazuro Kikuchi (Univ. of Tokyo) OCS2009-33 |
The use of multi-level modulation formats is one of the most effective ways of enhancing the spectral efficiency in opti... [more] | OCS2009-33 pp.23-28 |
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