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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 26  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
OFT 2024-01-19
11:10		 Hyogo
(Primary: On-site, Secondary: Online)		 Study of chirp-division multiplexing in time-gated digital optical frequency domain reflectometry using a sinusoidally frequency-modulated light source
Ichiki Tanimura, Masayuki Matsumoto (Wakayama Univ.) 		 [more]
PN, NS, OCS
(Joint)		 2021-06-25
13:25		 Online Online Field reconstruction of optical OFDM signals using temporal transport-of-intensity equation
Masayuki Matsumoto (Wakayama Univ.) OCS2021-5		 Optical signal phase reconstruction based on temporal transport-of-intensity equation is a non-iterative complex-field r... [more] OCS2021-5
pp.20-24
OFT 2021-01-15
15:00		 Online Online Analysis of a high-spatial resolution BOCDA optical fiber sensor using short-pulse optical sources
Masayuki Matsumoto (Wakayama Univ.) OFT2020-53		 Brillouin optical fiber correlation-domain analysis (BOCDA) exhibits superior performance as a high-sensitivity and high... [more] OFT2020-53
pp.43-46
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-17
09:40		 Osaka Osaka University Nakanoshima Center High-spatial-resolution Brillouin optical correlation-domain analysis distributed sensor using short-pulse sources
Shingo Akai, Takuma Matsumoto, Masayuki Matsumoto (Wakayama Univ.) PN2018-31 EMT2018-65 OPE2018-140 LQE2018-150 EST2018-78 MWP2018-49		 As one of distributed optical fiber sensing methods using Brillouin scattering, Brillouin optical fiber correlation-doma... [more] PN2018-31 EMT2018-65 OPE2018-140 LQE2018-150 EST2018-78 MWP2018-49
pp.1-6
PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] 2019-01-17
16:20		 Osaka Osaka University Nakanoshima Center [Invited Talk] Reconstruction schemes for complex-modulated optical signals using direct detection
Masayuki Matsumoto (Wakayama Univ.) PN2018-42 EMT2018-76 OPE2018-151 LQE2018-161 EST2018-89 MWP2018-60		 A number of studies have been recently devoted to direct detection (DD) schemes for multivalued complex-modulated signal... [more] PN2018-42 EMT2018-76 OPE2018-151 LQE2018-161 EST2018-89 MWP2018-60
pp.59-63
SSS 2016-05-19
15:10		 Tokyo   Safety and reliability of train control system
Takashi kawano, Masayuki Matsumoto (JR East) SSS2016-4		  [more] SSS2016-4
pp.13-17
SSS 2016-03-10
15:50		 Tokyo   [Invited Lecture] RAMS Standard on Railway Signalling System
Masayuki Matsumoto (JR East) SSS2015-34		  [more] SSS2015-34
pp.19-22
DC 2015-12-18
17:00		 Niigata Kurieito Mulakami (Murakami City) Assurance technology and its Application and effectiveness to autonomous decentralized railway signalling systems
Takashi Kawano, Masayuki Matsumoto (JR East), Yuji Hirao (NUT) DC2015-84		 This paper discusses Assurance Technology and the application in railway signalling systems. It is known as a technology... [more] DC2015-84
pp.57-63
PN, NS, OCS
(Joint)		 2014-06-27
11:40		 Oita B-ConPlaza Optical carrier extraction from carrier-less phase modulated signals
Masayuki Matsumoto, Ryo Nishimura (Wakayama Univ.) OCS2014-23		 (Advance abstract in Japanese is available) [more] OCS2014-23
pp.59-63
PN, EMT, LQE, OPE, MWP, EST, IEE-EMT [detail] 2013-01-24
09:50		 Osaka Osaka Univ. (Suita) Experiment of Coherent Optical BPSK Signal Regeneration -- Coherent Opto-Electronic Regenerator Using Injection Locking --
Koich Nagata, Shingo Managaki, Shuhei Tanaka (Osaka Univ.), Masayuki Matsumoto (Wakayama Univ.) PN2012-36 OPE2012-145 LQE2012-137 EST2012-72 MWP2012-54		 We propose a simple coherent opto-electronic BPSK signal regenerator and experimentally evaluate its noise suppression c... [more] PN2012-36 OPE2012-145 LQE2012-137 EST2012-72 MWP2012-54
pp.13-17
OPE, LQE, OCS 2012-10-25
09:50		 Miyazaki   Opto-Electronic DQPSK Signal Regeneration
Masayuki Matsumoto (Wakayama Univ.), Sansa Kou, Shuhei Tanaka (Osaka Univ.) OCS2012-43 OPE2012-94 LQE2012-60		  [more] OCS2012-43 OPE2012-94 LQE2012-60
pp.13-17
OCS, LQE, OPE 2011-10-28
09:20		 Kochi Kochi University of Technology Opto-Electronic Coherent BPSK Signal Regenerator
Shingo Managaki, Shuhei Tanaka, Masayuki Matsumoto (Osaka Univ.) OCS2011-80 OPE2011-118 LQE2011-81		 In fiber transmission systems, to place signal regenerators within the system is effective for reducing noise and signal... [more] OCS2011-80 OPE2011-118 LQE2011-81
pp.133-137
OCS 2011-07-11
15:40		 Osaka Osaka Univ. Nakanoshima Center Information-rate analysis of a fiber-optic transmission system including signal regenerators
Masayuki Matsumoto, Masatomo Kobayashi (Osaka Univ.) OCS2011-31		 (Advance abstract in Japanese is available) [more] OCS2011-31
pp.29-34
OCS, OPE
(Joint)		 2010-05-21
13:50		 Tokyo Kikai-Shinko-Kaikan Bldg. Information rates of PSK signal transmission in a system including all-optical amplitude limiters
Masatomo Kobayashi, Yusuke Yahata, Masayuki Matsumoto (Osaka Univ.) OCS2010-3		 In this report, we theoretically evaluate information rates (IRs) for RZ-QPSK-signal transmission in a system where phas... [more] OCS2010-3
pp.13-18
DC 2009-12-11
14:25		 Shimane   Reliability of Network Signaling System and Integrated logical controller
Yoshinori Saiki, Satoshi Masutani, Takashi Kunifuji, Masayuki Matsumoto (JR East) DC2009-59		 East Japan Railway Company introduced the Network Signaling System which controls signaling equipment in the station yar... [more] DC2009-59
pp.19-23
OCS 2008-07-17
15:40		 Yamanashi   Performance improvement of DQPSK Signal Transmission by an All-Optical Amplitude Limiter
Tetsuji Kamio, Masaru Sato, Masayuki Matsumoto (Osaka Univ.) OCS2008-29		 In long-distance optical communication, optical amplifiers are used for compensation of fiber loss. However, the ASE noi... [more] OCS2008-29
pp.47-52
OPE, LQE 2008-06-27
14:50		 Tokyo Kikai-Shinko-Kaikan Bldg Experimental investigation of an all-optical DPSK-signal regenerator
Masayuki Matsumoto, Hironobu Sakaguchi (Osaka Univ.) OPE2008-25 LQE2008-26		  [more] OPE2008-25 LQE2008-26
pp.33-37
OCS 2007-07-20
13:25		 Yamagata Denkoku-No-Mori (Yonezawa) Reduction of phase noise of DQPSK signals by the use of fiber-based amplitude regenerator
Yasutaka Morioka, Masayuki Matsumoto (Osaka Univ.) OCS2007-26		 Quality of multilevel phase-shift-keying (PSK) signals such as QPSK and DQPSK is easily impaired by phase noise. Realiza... [more] OCS2007-26
pp.33-37
OPE, EMT, LQE, PN 2007-01-30
13:00		 Osaka Osaka Univ. Convention Center Improvement of DPSK signal transmission performance by the use of a phase-preserving amplitude regenerator
Kenichi Sanuki, Masayuki Matsumoto, Tetsuji Kamio (Osaka Univ.) PN2006-71 OPE2006-153 LQE2006-142		  [more] PN2006-71 OPE2006-153 LQE2006-142
pp.135-139
NS, OCS
(Joint)		 2007-01-26
11:10		 Miyazaki   All-optical 3R regeneration of phase-shift keying optical signals
Masayuki Matsumoto (Osaka Univ.) OCS2006-85		  [more] OCS2006-85
pp.63-66
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