Yasuhiro Okamura

Publication Activity (10 Years)

Years Active: 2016-2022
Publications (10 Years): 7

Top Topics

Gaussian White Noise

Noise Suppression

Frequency Modulation

Top Venues

IEICE Trans. Commun.

IEICE Electron. Express

Publications

Akira Tanaka, Yasuhiro Okamura, Atsushi Takada
Amplitude noise suppression of BPSK signals using transmission optical fibers and optical parametric phase-sensitive amplifiers. IEICE Electron. Express 19 (13) (2022)
Takushi Kazama, Takeshi Umeki, Yasuhiro Okamura, Koji Enbutsu, Osamu Tadanaga, Atsushi Takada, Ryoichi Kasahara
PPLN-Based Low-Noise Phase Sensitive Amplification Using an Optical Phase-Locked Pump. IEICE Trans. Commun. (11) (2020)
Takushi Kazama, Takeshi Umeki, Yasuhiro Okamura, Koji Enbutsu, Osamu Tadanaga, Atsushi Takada, Ryoichi Kasahara
Low-Noise Phase Sensitive Amplification Using an Optical Phase-Locked Pump. OECC/PSC (2019)
Takeshi Kimura, Yasuhiro Okamura, Atsushi Takada
Optical QPSK Signal Quality Degradation due to Phase Error of Pump Light in Optical Parametric Phase-Sensitive Amplifier Repeaters. IEICE Trans. Commun. (4) (2019)
Yasuhiro Okamura, Shunsuke Noami, Atsushi Takada
Wavelength-Conversion Free Optical Phase Conjugator Based on Difference Frequency Generation. OECC/PSC (2019)
Takeshi Umeki, Takushi Kazama, Takayuki Kobayashi, S. Takasaka, Yasuhiro Okamura, Koji Enbutsu, Osamu Tadanaga, Hirokazu Takenouchi, Ryuichi Sugizaki, Atsushi Takada, Ryoichi Kasahara, Yutaka Miyamoto
Polarization-diversity In-line Phase Sensitive Amplifier for Simultaneous Amplification of Fiber-transmitted WDM PDM-16QAM Signals. OFC (2018)
Yasuhiro Okamura, Kotaro Kondo, Shingo Seki, Yuya Ohmichi, Masafumi Koga, Atsushi Takada
Frequency nondegenerate optical parametric phase-sensitive amplifier repeater by using recovered pump carrier generated from phase-conjugated twin waves. OFC (2016)