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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 10 of 10  /   
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
OPE, LQE, OCS 2018-10-19
13:30
Saga   Performance evaluation of spectrally-synthesized coherent reception for constellation monitoring of pseudo random quadrature phase shift keying optical signals
Naoki Urakawa, Koji Igarashi (Osaka Univ.) OCS2018-46 OPE2018-82 LQE2018-71
In our proposed spectrally-synthesized coherent reception for measuring constellation maps of periodical optical signals... [more] OCS2018-46 OPE2018-82 LQE2018-71
pp.99-104
LQE, OPE, EMD, R, CPM 2016-08-26
13:45
Hokkaido   Small Responsivity Imbalance of InP-Based Photodetector Monolithically Integrated with 90°Hybrid for Compact Coherent Receivers
Hideki Yagi (SEI), Takuya Okimoto, Ryuji Masuyama, Kenji Sakurai, Yoshifumi Nishimoto (Sumitomo Electric Device Innovations), Takehiko Kikuchi (SEI), Kazuhiko Horino, Takayuki Watanabe (Sumitomo Electric Device Innovations), Mitsuru Ekawa, Masaru Takechi (SEI), Yoshihiro Yoneda (Sumitomo Electric Device Innovations) R2016-40 EMD2016-44 CPM2016-53 OPE2016-74 LQE2016-49
Since compact and low power dissipation coherent transceivers for metro-networks involve a miniaturization and low costs... [more] R2016-40 EMD2016-44 CPM2016-53 OPE2016-74 LQE2016-49
pp.105-108
OCS, OFT, IEE-CMN, ITE-BCT
(Joint) [detail]
2015-11-13
14:55
Ehime Matsuyama Civic Center Analysis on matching conditions for coherent matched detection of multicarrier signals
Takahide Sakamoto (NICT) OCS2015-86
Coherent matched detection enables demultiplexing of ultra-wideband multicarrier signals, which is promising for future ... [more] OCS2015-86
pp.61-64
OCS, OPE, OFT
(Joint) [detail]
2014-02-28
13:35
Okinawa nest HOTEL Naha Proposal of Multistage-Feedforward Carrier Phase Estimation for Optical 16-QAM Signals
Hiroki Matsuto, Ryutaro Arita, Satoshi Ebisawa, Joji Maeda (TUS) OCS2013-112 OPE2013-224
M-th power algorithm known as a carrier phase estimation method in coherent optical detection has a limited estimation r... [more] OCS2013-112 OPE2013-224
pp.63-67(OCS), pp.103-107(OPE)
SANE 2012-07-27
16:25
Tokyo Navigation, trafic control and general Longtime Integration Algorithm based on Short Time Cross-Correlation Considering Range-Migration for Passive Radar
Takehiro Hoshino, Kei Suwa, Shohei Nakamura, Shinichi Morita, Ryuhei Takahashi, Toshio Wakayama (Melco) SANE2012-47
Passive bistatic radars (PBRs) exploit existing transmitters for sources of illumination such as TV broadcasts, radio br... [more] SANE2012-47
pp.37-42
ITS, WBS
(Joint)
2011-12-16
09:35
Nagasaki   [Poster Presentation] 2-Dimensional Toeplitz Orthogonal Projection-Propagator Method Using Uniform Circular Array for Coherent Signal Sources
Naoya Tomimoto, Mamiko Inamori, Yukitoshi Sanada (Keio Univ.) WBS2011-43
This report proposes a direction of arrival(DOA)estimation algorithm for coherent signal sources with Uniform Circular A... [more] WBS2011-43
pp.65-70
EMT, OPE, MW, IEE-EMT [detail] 2010-07-29
14:20
Hokkaido Hokkaido Univ. 75-km SMF transmission of optical 16 QAM signal generated by a monolithic quad-parallel Mach-Zehnder optical modulator
Akito Chiba, Takahide Sakamoto, Tetsuya Kawanishi (NICT), Kaoru Higuma, Masaaki Sudo, Junichiro Ichikawa (Sumitomo Osaka Cement Co., Ltd.) MW2010-45 OPE2010-30
We demonstrate 75-km single mode fiber transmission of 40-Gbit/s optical 16-level quadrature amplitude modulation (16QAM... [more] MW2010-45 OPE2010-30
pp.41-44
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
AP 2009-01-22
09:30
Fukuoka Fukuoka University A Study on the Accurate Estimation of the Number of Weak Coherent Signals
Masashi Tsuji, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (Tokyo University of Agriculture and Technology) AP2008-160
The most commonly used methods recently for the estimation of the number of incident signals are the Akaike Information ... [more] AP2008-160
pp.61-66
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