The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 06, 2001
Filed:
Dec. 03, 1997
Applicant:
Inventor:
Chan-Sik Park, Gumi, KR;
Assignee:
SamSung Electronics Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/00 ;
U.S. Cl.
CPC ...
G02B 6/00 ;
Abstract
An optical attenuator and process for manufacturing optical attenuators. The optical attenuator includes an optical fiber installed in a tube so as not to be influenced by a change in external circumstances, and at least one grating formed in the optical fiber, for breaking total reflection conditions by varying refractive indices of a core layer and a clad layer of the optical fiber in order to attenuate incident light during optical transmission.
Quick Actions:
Park, Chan-Sik. (2001). Optical attenuator and method of manufacturing same (U.S. Patent No. 6185358). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6185358
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