Title:
LIGHT OUTPUT STABILIZATION SYSTEM
Document Type and Number:
Japanese Patent JPS5388590
Kind Code:
A
Abstract:
PURPOSE: To ease the limiting range of the production deviations of semiconductor lasers and deterioration with age by detecting separately the D.C. component and signal component of the light output of a stabilizer and controlling signal current with the D.C. component and bias current with the signal component.
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Inventors:
YAMASHITA KIICHI
Application Number:
JP288477A
Publication Date:
August 04, 1978
Filing Date:
January 17, 1977
Export Citation:
Assignee:
HITACHI LTD
International Classes:
H04B10/572; H01S5/068; H01S5/0683; H04B10/00; H04B10/079; H04B10/293; H04B10/564; (IPC1-7): H01S3/096; H01S3/13; H04B9/00