Atsushi TAKADA


PPLN-Based Low-Noise Phase Sensitive Amplification Using an Optical Phase-Locked Pump
Takushi KAZAMA Takeshi UMEKI Yasuhiro OKAMURA Koji ENBUTSU Osamu TADANAGA Atsushi TAKADA Ryoichi KASAHARA 
Publication:   
Publication Date: 2020/11/01
Vol. E103-B  No. 11  pp. 1265-1271
Type of Manuscript:  Special Section PAPER (Joint Special Section on Opto-electronics and Communications for Future Optical Network)
Category: 
Keyword: 
phase sensitive amplifierperiodically poled LiNbO3 waveguidenoise figure
 Summary | Full Text:PDF

Optical QPSK Signal Quality Degradation due to Phase Error of Pump Light in Optical Parametric Phase-Sensitive Amplifier Repeaters
Takeshi KIMURA Yasuhiro OKAMURA Atsushi TAKADA 
Publication:   
Publication Date: 2019/04/01
Vol. E102-B  No. 4  pp. 810-817
Type of Manuscript:  PAPER
Category: Fiber-Optic Transmission for Communications
Keyword: 
phase-sensitive optical amplifier repeaterspump phase errorphase-conjugated twin waves
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Passively Mode-Locked Micromechanically-Tunable Semiconductor Lasers
Yoshitada KATAGIRI Atsushi TAKADA Shigendo NISHI Hiroshi ABE Yuji UENISHI Shinji NAGAOKA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/02/25
Vol. E81-C  No. 2  pp. 151-159
Type of Manuscript:  Special Section PAPER (Special Issue on Ultrashort Optical Pulse Technologies and their Applications)
Category: 
Keyword: 
mode-locked semiconductor laserphase-locked loopmicromechanicsexternal-cavity lasertunable optical pulse source
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1.8 Gbit/s Transmission over 210 km Using an Erbium-Doped Fiber Laser Amplifier with 20 dB Repeater Gain in a Direct Detection System
Atsushi TAKADA Kazuo HAGIMOTO Katsumi IWATSUKI Kazuo AIDA Kiyoshi NAKAGAWA Makoto SHIMIZU 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/01/25
Vol. E73-E  No. 1  pp. 21-26
Type of Manuscript:  Special Section PAPER (Special Issue on International Conference on Integrated Optics and Optical Fiber Communication)
Category: Optical Communication Systems and Applications
Keyword: 
 Summary | Full Text:PDF