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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 22  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SIS, IPSJ-AVM [detail] 2023-06-15
14:50
Shimane NIT, Matsue College
(Primary: On-site, Secondary: Online)
A study on blind IQ imbalance compensation and channel equalization for wideband MIMO-OFDM
Takuma Yamada, Naoto Sasaoka, Tadao Nakagawa (Tottori Univ.) SIS2023-9
(To be available after the conference date) [more] SIS2023-9
pp.45-50
RCS, IN, NV
(Joint)
2023-05-25
10:25
Kanagawa Keio University (Hiyoshi Campus), and online
(Primary: On-site, Secondary: Online)
Device Identification of Different Types of ZigBee Devices Based on RF Circuit Imperfections
Kota Mizumachi, Shohei Matsuoka, Kazuki Komatsu (Toyohashi Univ. of Tech.), Yuichi Miyaji (Aichi inst. of Tech.), Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2023-15
With the spread of the Internet of Things (IoT), there is a growing demand for enhanced security. Conventional authentic... [more] RCS2023-15
pp.7-12
SRW 2019-06-10
09:25
Kanagawa Anritsu Blind compensation for wide-band single carrier systems with various frequency-dependent IQ imbalance
Hideki Mori, Tadao Nakagawa, Naoto Sasaoka (Tottori Univ.), Doohwan Lee (NTT) SRW2019-2
As the frequency bandwidth in wireless communications are wide, impairments of analog circuits of transceivers including... [more] SRW2019-2
pp.7-11
SIS 2019-03-07
10:20
Tokyo Tokyo Univ. Science, Katsushika Campus A Study on IQ Imbalance Compensation with Decision Feedback Equalizer for Broadband OFDM Systems
Hiroki Inata, Naoto Sasaoka, Tadao Nakagawa, Yoshio Itoh (Tottori Univ.) SIS2018-46
In order to realize high-speed wireless communications, higher frequency and broader band are being advanced. However am... [more] SIS2018-46
pp.49-52
SRW 2019-01-15
13:25
Kanagawa Mitsubishi Electric (Oofuna) Blind frequency-dependent IQ imbalance compensation for single carrier systems
Hideki Mori, Tadao Nakagawa, Naoto Sasaoka (Tottori Univ.), Doohwan Lee, Takana Kaho (NTT) SRW2018-50
As the frequency bandwidth in wireless communications is wide, impairments of analog circuits of transceivers including ... [more] SRW2018-50
pp.25-29
RCS, SR, SRW
(Joint)
2018-03-02
11:45
Kanagawa YRP Blind frequency-dependent IQ imbalance compensation using constant norm algorithm for OFDM systems
Ryoto Hamabe, Tadao Nakagawa (Tottori Univ.), Doohwan Lee, Takana Kaho (NTT) SRW2017-90
As the frequency bandwidth in wireless communications are wide, impairments of analog circuits of transceivers including... [more] SRW2017-90
pp.105-108
RCS, CCS, SR, SRW
(Joint)
2016-03-02
16:20
Tokyo Tokyo Institute of Technology BER Performance Degradation due to Hardware Implementation Errors in Ultra Multi-level SSB-DFTs-OFDM
Hirokazu Fusayasu, Shigeki Nihei, Masahiro Umehira (Ibaraki Univ.), Junichi Abe, Jun Mashino (NTT) RCS2015-347
We have proposed SSB-DFTs-OFDM using ultra multi-level BPSK modulation to further improve spectral efficiency. In the pr... [more] RCS2015-347
pp.85-90
MoNA, CQ
(Joint)
2014-09-12
13:55
Miyagi   Influence Analysis of TX/RX IQ Imbalance for OFDM-4QAM
Satoshi Nakao, Daisuke Umehara, Koichiro Wakasugi (Kyoto Inst. of Tech.) CQ2014-62
The imperfection on orthogonal frequency converters in the transmitter and receiver causes imbalance between in-phase an... [more] CQ2014-62
pp.129-134
CS 2014-07-04
09:00
Kagoshima Minamitanecho Shoukoukai Kaigishitsu Influence Evaluation of TX/RX IQ Imbalance for OFDM
Satoshi Nakao, Daisuke Umehara, Koichiro Wakasugi (Kyoto Inst of Tech.) CS2014-32
The imperfection on orthogonal frequency converters in the transmitter and receiver causes imbalance between in-phase an... [more] CS2014-32
pp.91-96
ISEC, IT, WBS 2014-03-10
10:10
Aichi Nagoya Univ., Higashiyama Campus Effect of IQ Imbalance on Channel Shortening in OFDM System
Xi Zhang, Teruyuki Miyajima (Ibaraki Univ) IT2013-61 ISEC2013-90 WBS2013-50
In OFDM systems, channel shortening techniques are useful to overcome inter-block interference caused by the delayed wav... [more] IT2013-61 ISEC2013-90 WBS2013-50
pp.49-54
MW 2013-11-22
14:30
Kagoshima Kagoshima Prefectural Culture Center Performance Analysis of Error Vector Magnitude Due to RF impairments in 60 GHz Millimeter-wave System
Ikuma Ando, Yuyuan Chang, Gia Khanh Tran, Kiyomichi Araki (Tokyo Tech.) MW2013-148
Recently, data traffic has increased with the spread of smart phone. To deal with this increasing data traffic, new band... [more] MW2013-148
pp.97-102
MW 2011-10-21
14:55
Tokyo The University of Electro-Communications Wideband IQ Imbalance Compensation Technique for Quadrature Modulator
Yuta Maruichi, Yohei Konishi, Minseok Kim, Jun-ichi Takada (Tokyo Inst. of Tech.) MW2011-110
The authors previously developed the evaluation of an automatic IQ imbalance compensation technique for quadrature modul... [more] MW2011-110
pp.137-141
SIP, RCS 2011-01-20
11:20
Kagoshima   RTL Design of Joint CFO and IQ-Imbalance Compensator for Narrow-Band Wireless System
Takuro Yoshida, Daisuke Nojima, Yuhei Nagao, Masayuki Kurosaki, Hiroshi Ochi (Kyusyu Inst. of Tech.) SIP2010-77 RCS2010-207
In direct conversion receiver, I/Q imbalance is caused by non orthogonality between in-phase component and quadrature-ph... [more] SIP2010-77 RCS2010-207
pp.49-54
SR 2009-05-28
14:45
Niigata Niigata Univ Frequency Domain IQ Imbalance Estimation Scheme in the Presence of DC Offset and Frequency Offset
Mamiko Inamori, Shuzo Takayama, Yukitoshi Sanada (Keio Univ.) SR2009-6
Direct conversion receivers in orthogonal frequency division multiplexing (OFDM) systems suffer from direct current (DC)... [more] SR2009-6
pp.35-42
OCS, OPE
(Joint)
2009-05-15
13:15
Tokyo Kikai-Shinko-Kaikan Bldg. Optical OFDM Transmission with IQ Imbalance Compensation
Abdullah Al Amin, Sander L. Jansen, Hidenori Takahashi, Itsuro Morita, Hideaki Tanaka (KDDI R&D Labs) OCS2009-2
Optical orthogonal frequency division multiplexing (OFDM) has been actively considered for high capacity optical transmi... [more] OCS2009-2
pp.7-12
RCS, AN, MoNA, SR
(Joint)
2009-03-04
13:40
Kanagawa YRP Performance Analysis of Frequency Offset Estimation in the Presence of DC Offset and IQ Imbalance for OFDM Direct Conversion Receivers
Mamiko Inamori, Yukitoshi Sanada (Keio Univ.) SR2008-90
In WLAN receivers, a direct conversion architecture has been implemented in recent years.
Though this architecture redu... [more]
SR2008-90
pp.11-16
RCS, AN, MoNA, SR
(Joint)
2009-03-04
14:55
Kanagawa YRP IQ imbalance compensation for RF MIMO fading simulator
Mariko Saito, Hiroyuki Kamata, Kei Sakaguchi, Kiyomichi Araki (Tokyo Inst. of Tech.) SR2008-93
In RF MIMO fading simulator which MIMO propagation models,
one issue is the IQ imbalance of the modulator and demodula... [more]
SR2008-93
pp.27-32
RCS 2008-08-27
17:40
Hokkaido Hokkaido University Self-IQ-imbalance Compensation Scheme without Reference Modulator nor Demodulator
Mariko Saito, Hiroyuki Kamata, Kei Sakaguchi, Kiyomichi Araki (TITech.) RCS2008-70
There are imperfections in analog RF circuits which are serious obstacles for the realization of high data rate transmis... [more] RCS2008-70
pp.103-108
RCS, MoNA, WBS, SR, MW
(Joint)
2007-03-09
10:40
Kanagawa YRP A study on IQ Imbalance Correction Scheme for MIMO-OFDM Systems
Yasuhiko Tanabe, Yoshimasa Egashira, Kazumi Sato (Toshiba) RCS2006-272
Imperfections in analog circuits are a serious obstacle to the realization of high data rate transmission for OFDM syste... [more] RCS2006-272
pp.151-154
SR 2006-11-30
10:20
Hokkaido   A study to improve IQ Imbalance of Mixer
Takahiko Kishi, Takahiro Sato, Tsuyoshi Sugiura, Woo Yong Lee (Samsung) SR2006-52
The decrease of the signal deterioration in Front-end is required for speeding up a wireless communication, and IQ imbal... [more] SR2006-52
pp.75-81
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