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Okumura Shigekazu
Okumura Shigekazu
Optoelectronics
Electronic engineering
Modulation
Materials science
Laser
5
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5
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2ステップMBE成長によるGaSb(001)上InAsのピット形成の抑制
2019
Okumura Shigekazu
Suzuki Ryo
Tsunoda Koji
Nishino Hironori
Sugiyama Masakazu
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Ultra-high-speed direct modulation of AlGaInAs semi-insulating buried-heterostructure distributed-reflector lasers
2012
Simoyama Takasi
Matsuda Manabu
Okumura Shigekazu
Uetake Ayahito
Ekawa Mitsuru
Yamamoto Tsuyoshi
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AlGaInAs semi-insulating buried-heterostructure (SI-BH) distributed-reflector (DR) lasers for low-driving-current 40-Gbps direct modulation
2010
Uetake Ayahito
Otsubo Koji
Matsuda Manabu
Okumura Shigekazu
Ekawa Mitsuru
Yamamoto Tsuyoshi
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High Speed Direct Modulation of 1.3-μm AlGaInAs Multiple-Quantum-Well DFB Lasers with Semi-Insulating Current-Blocking Layers
2008
Otsubo Koji
Matsuda Manabu
Takada Kan
Okumura Shigekazu
Ekawa Mitsuru
Tanaka Hiromasa
Ide Satoshi
Mori Kazuyuki
Yamamoto Tsuyoshi
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High-Power 10-Gb/s Semi-Cooled Operation of AlGaInAs Electroabsorption Modulator Integrated λ/4-Shifted DFB Laser
2007
European Conference on Optical Communication
Takada Kan
Akiyama Suguru
Matsuda Manabu
Okumura Shigekazu
Ekawa Mitsuru
Yamamoto Tsuyoshi
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