Presentation 2002/6/8
Blue-violet 2-beam Laser for a Printer
Tsuyoshi Fujimoto, Motonobu Takeya, Tsuyosi Tojyo, Yoshio Ohfuji, Osamu Matumoto, Yoshifumi Yabuki, Takehiro Taniguchi, Shiro Uchida, Keigo Aga, Hironobu Narui, Masao Ikeda,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have fabricated 400nm wavelength 2-beam lasers for the first time. Each laser operated independently. Laser characteristics were almost identical, and low thermal resistance brought about by high thermal conductivity of this material and by epi-side-down mounting, and high characteristic temperature (~150K) of blue-violet lasers resulted in the sufficiently low droop characteristics (<3%@60℃,4mW) for practical use. We have also achieved low cross-talk characteristics (~0%) under 4mW CW operation at 60℃ adopting electrically isolated structure between the two laser stripes. These results indicate the blue-violet 2-beam lasers are available as a light source of laser beam printers.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Laser Beam Printer / 2-beam Laser / Droop Characteristics / Cross-talk Characteristics
Paper # LQE2002-88
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Conference Information
Committee LQE
Conference Date 2002/6/8(1days)
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Paper Information
Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Blue-violet 2-beam Laser for a Printer
Sub Title (in English)
Keyword(1) Laser Beam Printer
Keyword(2) 2-beam Laser
Keyword(3) Droop Characteristics
Keyword(4) Cross-talk Characteristics
1st Author's Name Tsuyoshi Fujimoto
1st Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.()
2nd Author's Name Motonobu Takeya
2nd Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
3rd Author's Name Tsuyosi Tojyo
3rd Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
4th Author's Name Yoshio Ohfuji
4th Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
5th Author's Name Osamu Matumoto
5th Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
6th Author's Name Yoshifumi Yabuki
6th Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
7th Author's Name Takehiro Taniguchi
7th Author's Affiliation Semiconductor Laser Divisions,Sony Corporation Atugi Technology Center
8th Author's Name Shiro Uchida
8th Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
9th Author's Name Keigo Aga
9th Author's Affiliation Semiconductor Laser Divisions,Sony Corporation Atugi Technology Center
10th Author's Name Hironobu Narui
10th Author's Affiliation Semiconductor Laser Divisions,Sony Corporation Atugi Technology Center
11th Author's Name Masao Ikeda
11th Author's Affiliation Development Center, Sony Shiroishi Semiconductor Inc.
Date 2002/6/8
Paper # LQE2002-88
Volume (vol) vol.102
Number (no) 119
Page pp.pp.-
#Pages 4
Date of Issue