Presentation 1995/7/20
Alignment tolerance improvement for free-space optical interconnection using focused Gaussian beams
Hironori Sasaki, Keisuke Shinozaki, Takeshi Kamijoh,
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Abstract(in English) Focused Gaussian beams are introduced in the space-variant micro optical interconnection system for improving the alignment tolerance. Focused Gaussian micro optical system is realized by changing the beam spot size ratio on the two collimating lenses of the one-to-one Gaussian micro optical system from unity. The effect of the light source misalignment onto the interconnection power loss due to beam shift and beam spot size mismatch at the second collimating lens and the photodetector is numerically calculated using ABCD matrices. Simulation results reveal that the power loss at the second lens caused by the light source lateral misalignment is dominant. It is shown that the focused Gaussian micro optical system with smaller beam spot size on the second lens than the first one has improved misalignment tolerances compared with the one-to-one Gaussian micro optical system.
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Keyword(in English) optical communications / optical computing and optical interconnection
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Committee ED
Conference Date 1995/7/20(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Alignment tolerance improvement for free-space optical interconnection using focused Gaussian beams
Sub Title (in English)
Keyword(1) optical communications
Keyword(2) optical computing and optical interconnection
1st Author's Name Hironori Sasaki
1st Author's Affiliation Real World Computing Partnership, Optoelectronic Oki Laboratory Oki Electric Industry Company Limited()
2nd Author's Name Keisuke Shinozaki
2nd Author's Affiliation Semiconductor Technology Laboratories Oki Electric Industry Company Limited
3rd Author's Name Takeshi Kamijoh
3rd Author's Affiliation Real World Computing Partnership, Optoelectronic Oki Laboratory Oki Electric Industry Company Limited
Date 1995/7/20
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Volume (vol) vol.95
Number (no) 156
Page pp.pp.-
#Pages 6
Date of Issue