Optical adaptive equalization of high-speed signals using time-domain optical fourier transformation : Optical Signal ProcessingHIROOKA, Toshihiko; NAKAZAWA, Masataka.Journal of lightwave technology. 2006, Vol 24, Num 7, pp 2530-2540, issn 0733-8724, 11 p.Article

Distortion-free optical transmission using time-domain optical Fourier transformation and transform-limited optical pulsesNAKAZAWA, Masataka; HIROOKA, Toshihiko.Journal of the Optical Society of America. B, Optical physics (Print). 2005, Vol 22, Num 9, pp 1842-1855, issn 0740-3224, 14 p.Article

FM-eliminated C₂H₂ frequency-stabilized laser diode with an RIN of -135 dB/Hz and a linewidth of 4 kHzKASAI, Keisuke; NAKAZAWA, Masataka.Optics letters. 2009, Vol 34, Num 14, pp 2225-2227, issn 0146-9592, 3 p.Article

Scheme for independently stabilizing the repetition rate and optical frequency of a laser using a regenerative mode-locking techniqueNAKAZAWA, Masataka; YOSHIDA, Masato.Optics letters. 2008, Vol 33, Num 10, pp 1059-1061, issn 0146-9592, 3 p.Article

10 GHz regeneratively mode-locked semiconductor optical amplifier fiber ring laser and its linewidth characteristicsYOSHIDA, Masato; ONO, Atsushi; NAKAZAWA, Masataka et al.Optics letters. 2007, Vol 32, Num 24, pp 3513-3515, issn 0146-9592, 3 p.Article

Ultra-stable regeneratively mode-locked laser as an opto-electronic microwave oscillator and its application to optical metrologyNAKAZAWA, Masataka; YOSHIDA, Masato; HIROOKA, Toshihiko et al.IEICE transactions on electronics. 2007, Vol 90, Num 2, pp 443-449, issn 0916-8524, 7 p.Conference Paper

Bright and dark 40 GHz parabolic pulse generation using a picosecond optical pulse train and an arrayed waveguide gratingHIROOKA, Toshihiko; NAKAZAWA, Masataka; OKAMOTO, Katsunari et al.Optics letters. 2008, Vol 33, Num 10, pp 1102-1104, issn 0146-9592, 3 p.Article

C₂H₂ absolutely optical frequency-stabilized and 40 GHz repetition-rate-stabilized, regeneratively mode-locked picosecond erbium fiber laser at 1.53 μmNAKAZAWA, Masataka; KASAI, Keisuke; YOSHIDA, Masato et al.Optics letters. 2008, Vol 33, Num 22, pp 2641-2643, issn 0146-9592, 3 p.Article

Mode-hop-free, optical frequency tunable 40-GHz mode-locked fiber laserYOSHIDA, Masato; KASAI, Keisuke; NAKAZAWA, Masataka et al.IEEE journal of quantum electronics. 2007, Vol 43, Num 7-8, pp 704-708, issn 0018-9197, 5 p.Article

Second-Order PMD-Induced Crosstalk Between Polarization-Multiplexed Signals and Its Impact on Ultrashort Optical Pulse TransmissionHIROOKA, Toshihiko; HARAKO, Koudai; PENGYU GUAN et al.Journal of lightwave technology. 2013, Vol 31, Num 5-8, pp 809-814, issn 0733-8724, 6 p.Article

Measurements of spectral broadening and Doppler shift of backreflections from a fiber fuse using heterodyne detectionABEDIN, Kazi S; MIYAZAKI, Tetsuya; NAKAZAWA, Masataka et al.Optics letters. 2009, Vol 34, Num 20, pp 3157-3159, issn 0146-9592, 3 p.Article

256 QAM Digital Coherent Optical Transmission Using Raman Amplifiers : Extremely Advanced Optical Transmission Technologies and Transmission Optical Fiber Technologies towards Exabit EraYOSHIDA, Masato; OKAMOTO, Seiji; OMIYA, Tatsunori et al.IEICE transactions on communications. 2011, Vol 94, Num 2, pp 417-424, issn 0916-8516, 8 p.Article

Regeneratively mode-locked fiber laser with a repetition rate stability of 4.9×10^-15 using a hydrogen maser phase-locked loopYOSHIDA, Masato; HIRAYAMA, Toru; NAKAZAWA, Masataka et al.Optics letters. 2007, Vol 32, Num 13, pp 1827-1829, issn 0146-9592, 3 p.Article

Linewidth and relative intensity noise measurements of longitudinal modes in ultrahigh-speed mode-locked laser diodesHANEDA, Kentaro; YOSHIDA, Masato; NAKAZAWA, Masataka et al.Optics letters. 2005, Vol 30, Num 9, pp 1000-1002, issn 0146-9592, 3 p.Article

PMD-Induced Crosstalk in Ultrahigh-Speed Polarization-Multiplexed Optical Transmission in the Presence of PDLHIROOKA, Toshihiko; HIRANO, Toshiyuki; TOMIYAMA, Yutaro et al.Journal of lightwave technology. 2011, Vol 29, Num 17-20, pp 2963-2970, issn 0733-8724, 8 p.Article

Mode-locked laser-type optical atomic clock with an optically pumped Cs gas cellHIRAYAMA, Toru; YOSHIDA, Masato; NAKAZAWA, Masataka et al.Optics letters. 2007, Vol 32, Num 10, pp 1241-1243, issn 0146-9592, 3 p.Article

40-Gb/s RZ transmission over a transoceanic distance in a dispersion managed standard fiber using a modified inline synchronous modulation methodSAHARA, Akio; INUI, Tetsuro; KOMUKAI, Tetsuro et al.Journal of lightwave technology. 2000, Vol 18, Num 10, pp 1364-1373, issn 0733-8724Article

Observation of acetylene molecular absorption line with tunable, single-frequency, and mode-hop-free erbium-doped fiber ring laserINABA, Hajime; ONAE, Atsushi; AKIMOTO, Yoshiaki et al.IEEE journal of quantum electronics. 2002, Vol 38, Num 10, pp 1325-1330, issn 0018-9197, 6 p.Article

A C₂H₂ frequency-stabilized erbium-doped fiber laser and its application to coherent communicationYOSHIDA, Masato; KASAI, Keisuke; HONGO, Jumpei et al.Proceedings of SPIE, the International Society for Optical Engineering. 2007, pp 645311.1-645311.9, issn 0277-786X, isbn 978-0-8194-6566-5Conference Paper

40-GHz, 100-fs stimulated-Brillouin-scattering-free pulse generation by combining a mode-locked laser diode and a dispersion-decreasing fiberHAGIUDA, Ken-Ichi; HIROOKA, Toshihiko; NAKAZAWA, Masataka et al.Optics letters. 2005, Vol 30, Num 6, pp 670-672, issn 0146-9592, 3 p.Article

Optimized amplification of femtosecond optical pulses by dispersion management for octave-spanning optical frequency comb generationNAKAJIMA, Yoshiaki; INABA, Hajime; HONG, Feng-Lei et al.Optics communications. 2008, Vol 281, Num 17, pp 4484-4487, issn 0030-4018, 4 p.Article

Ultrastable cesium atomic clock with a 9.1926-GHZ regeneratively mode-locked fiber laserYAKABE, Masatsugu; NITO, Ko; YOSHIDA, Masato et al.Optics letters. 2005, Vol 30, Num 12, pp 1512-1514, issn 0146-9592, 3 p.Article

Polymer saturable absorber materials in the 1.5 μm band using poly-methyl-methacrylate and polystyrene with single-wall carbon nanotubes and their application to a femtosecond laserNAKAZAWA, Masataka; NAKAHARA, Seiii; HIROOKA, Toshihiko et al.Optics letters. 2006, Vol 31, Num 7, pp 915-917, issn 0146-9592, 3 p.Article

Ultrashort optical pulse transmission characteristics of vertically coupled microring resonator add/drop filterSUZUKI, Shuichi; KOKUBUN, Yasuo; NAKAZAWA, Masataka et al.Journal of lightwave technology. 2001, Vol 19, Num 2, pp 266-271, issn 0733-8724Article

Single-Channel 1.28 Tbit/s-525 km DQPSK Transmission Using Ultrafast Time-Domain Optical Fourier Transformation and Nonlinear Optical Loop Mirror : Extremely Advanced Optical Transmission Technologies and Transmission Optical Fiber Technologies towards Exabit EraGUAN, Pengyu; HANSEN MULVAD, Hans Christian; TOMIYAMA, Yutaro et al.IEICE transactions on communications. 2011, Vol 94, Num 2, pp 430-436, issn 0916-8516, 7 p.Article