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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 100  /  [Next]  
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
SIP 2023-08-08
15:25
Osaka Osaka Univ. (Suita) Convention Center
(Primary: On-site, Secondary: Online)
[Invited Talk] Principles of Quantum Exhaustive Search Algorithm and Its Applications in Communication and Signal Processing
Naoki Ishikawa (Yokohama National Univ.) SIP2023-62
In this invited talk, the basic principles of Grover adaptive search, which is a quantum exhaustive search algorithm, ar... [more] SIP2023-62
p.77
RCS, SR, SRW
(Joint)
2023-03-03
09:00
Tokyo Tokyo Institute of Technology, and Online
(Primary: On-site, Secondary: Online)
Analysis of the SINR properties of AAA-WS under multipath environment
Jumpei Shimaoka, Shun Ishihara, Kenta Umebayashi (Tokyo Univ. of Agriculture and Technology) RCS2022-284
In this paper, we analyze the SINR properties of adaptive antenna array based on not only weight but also antenna space ... [more] RCS2022-284
pp.201-206
IE, ITS, ITE-MMS, ITE-ME, ITE-AIT [detail] 2023-02-21
11:10
Hokkaido Hokkaido Univ. [Special Talk] Study of Probability Modeling for Lossless Image Coding Using Example Search and Adaptive Prediction
Hiroki Kojima (KDDI), Yasuyo Kita, Ichiro Matsuda (Tokyo Univ. of Science) ITS2022-46 IE2022-63
Many efficient lossless image coding methods predict the next pel value to be coded from the pels already coded, and rem... [more] ITS2022-46 IE2022-63
p.25
ICTSSL, CAS 2023-01-26
14:40
Tokyo TBD
(Primary: On-site, Secondary: Online)
Sound Source Separation Avoiding Sound Quality Degradation by Spatial Propagation
Kai Furusawa, Kenji Suyama (Tokyo Denki Univ.) CAS2022-72 ICTSSL2022-36
In general, the farther the distance between the microphone and the sound source, the greater the spatial propagation sp... [more] CAS2022-72 ICTSSL2022-36
pp.56-61
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
RCS, AP, UWT
(Joint)
2022-11-16
14:30
Fukuoka Kyushu University, and Online
(Primary: On-site, Secondary: Online)
Vital-Sign Tracking Method Using Modified CMA Adaptive Array
Yuta Ogawa, Naoki Honma, Kentaro Murata, Morio Iwai, Koichiro Kobayashi (Iwate Univ.) AP2022-162
This paper proposes a modified beamforming method based on the CMA (Constant Modulus Algorithm) for MIMO (Multiple-Input... [more] AP2022-162
pp.85-90
SRW 2022-08-22
14:40
Online Online [Invited Talk] Towards Future-Generation Wireless Communication Technology with Multikernel Adaptive Filter -- Partially Linear Filter for Robust Multiuser Detection --
Masahiro Yukawa (Keio Univ.) SRW2022-15
This review article presents a comprehensive overview of our recent developments for nonlinear multiuser detection using... [more] SRW2022-15
pp.33-38
OCS, CS
(Joint)
2022-01-14
10:25
Yamaguchi Conference room 204A・B at KDDI Ishin-hall
(Primary: On-site, Secondary: Online)
Design of Adaptive Equalizer for All-optically Converted 16QAM Signal
Asahi Sueyoshi, Ken Mishina, Daisuke Hisano, Akihiro Maruta (Osaka Univ.) CS2021-72
Various types of all-optical modulation format conversion have been proposed for realizing low latency and efficient con... [more] CS2021-72
pp.25-29
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
EA, US, SP, SIP, IPSJ-SLP [detail] 2021-03-03
15:45
Online Online [Invited Talk] Early Days of Adaptive Beamforming for Sound Acquisition
Osamu Hoshuyama (Kyocera), Yutaka Kaneda (TDU) EA2020-75 SIP2020-106 SP2020-40
In this paper, we look back to the early researches of adaptive beamforming for sound acquisition in the 1980s and 90s, ... [more] EA2020-75 SIP2020-106 SP2020-40
pp.91-96
SR, NS, SeMI, RCC, RCS
(Joint)
2020-07-09
15:00
Online Online [Invited Lecture] Blind Adaptive Array Interference Suppression Performance with Deep Learning based SIR Estimation
Kazuki Maruta (Tokyo Tech), Shun Kojima (Chiba Univ.), Daisuke Hisano (Osaka Univ.), Yu Nakayama (TUAT) RCC2020-8 NS2020-37 RCS2020-71 SR2020-16 SeMI2020-8
This paper proposes a blind interference estimation via deep learning approach exploiting the visualized wireless signal... [more] RCC2020-8 NS2020-37 RCS2020-71 SR2020-16 SeMI2020-8
pp.37-41(RCC), pp.37-41(NS), pp.79-83(RCS), pp.43-47(SR), pp.31-35(SeMI)
RCS, SR, SRW
(Joint)
2020-03-06
14:50
Tokyo Tokyo Institute of Technology
(Cancelled but technical report was issued)
[Invited Lecture] Blind Adaptive Array Interferense Suppression Exploiting Non-Gaussian Properties
Kazuki Maruta (Chiba Univ.) RCS2019-393
Adaptive array antenna signal processing with a blind algorithm is effective as a means to suppress co-channel interfere... [more] RCS2019-393
p.375
SIS 2019-12-12
16:55
Okayama Okayama University of Science [Fellow Memorial Lecture] Adaptive signal processing and image processing, linear or non-linear?
Mitsuji Muneyasu (Kansai Univ.) SIS2019-30
It is well known that an image is nonstationary, the processing according to its local property should be required. Ther... [more] SIS2019-30
p.37
RCS 2019-10-25
14:35
Kanagawa Yokosuka Research Park [Invited Lecture] M-QAM Adaptation by Semi-Blind Multi Modulus Algorithm and MMSE-SMI for Multicell Massive MIMO Systems
Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) RCS2019-199
This paper expands our previously proposed semi-blind uplink interference suppression scheme on multicell multiuser mass... [more] RCS2019-199
pp.115-120
MIKA
(2nd)
2019-10-03
13:05
Hokkaido Hokkaido Univ. [Invited Lecture] Deep Learning Based Communication Environment Estimation Using Received Signals
Kazuki Maruta, Shun Kojima, Chang-Jun Ahn (Chiba Univ.)
The performance of wireless communication greatly depends on the propagation environment.
Adaptive modulation and codi... [more]

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
RCS, SAT
(Joint)
2019-08-23
15:20
Aichi Nagoya University [Invited Lecture] Transceiver impairments on in-band full duplex
Yuichi Miyaji, Hideyuki Uehara (Toyohashi Univ. Tech.) SAT2019-47 RCS2019-176
The authors tackle technical issues of in-band full-duplex as a technology to use radio resources effectively. A major p... [more] SAT2019-47 RCS2019-176
p.145(SAT), p.143(RCS)
NC, MBE
(Joint)
2019-03-05
15:25
Tokyo University of Electro Communications Periodic Interference Cancellation Including Steep Characteristic Change With Adaptive Filter
Kengo Kamei, Naohiro Toda (Aichi Pref. Univ.), Katsuyuki Hagiwara (Mie Univ.) MBE2018-100
When measuring bioelectric signals such as electroretinogram(ERG), periodic interference originated from power lines bec... [more] MBE2018-100
pp.71-76
SANE, SAT
(Joint)
2019-02-13
12:40
Kagoshima Tanegashima Island Computational Complexity Reduction for an Adaptive Equalization Scheme based on Memory Polynomial for Compensating both Linear and Nonlinear Distortion
Shunsuke Uehashi, Yasunori Nouda, Shigenori Tani, Shigeru Uchida, Atsushi Okamura (Mitsubishi Electric) SAT2018-68
The demand for wideband transmission is increasing greatly in satellite communication system. In wideband transmission, ... [more] SAT2018-68
pp.63-68
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