Power stabilization of semiconductor laser harmonic frequency conversion modules

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United States of America Patent

PATENT NO 7826132
SERIAL NO

12269453

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Abstract

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The invention relates to a fiber laser and harmonic frequency conversion module incorporating a 90 degree Polarization Maintaining (PM) fiber fusion splice therebetween for providing temperature insensitive power stabilization. The present invention has found that incorporating at least one 90 degree splice of the transmission axes of the PM fiber, coupling a fast axis to a slow axis, to create substantially equal optical path lengths of the two transmission axes of the fiber coupling can nearly eliminate output amplitude fluctuation within a practical operating temperature range.

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Patent Owner(s)

  • LUMENTUM OPERATIONS LLC;JDS ENIPHASE CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Guerin, Nicolas San Francisco, US 20 608

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