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:
Mar. 16, 2004
Filed:
Dec. 27, 2001
Applicant:
Inventors:
Chung-Chih Wang, Tu-Chen, TW;
Yao-Hao Chang, Tu-Chen, TW;
Assignee:
Hon Hai Precision Ind. Co., Ltd., Taipei Hsien, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/00 ;
U.S. Cl.
CPC ...
G02B 6/00 ;
Abstract
An optical loop-back attenuator ( ) includes a frame ( ), a cover ( ) attached to the frame, an optical fiber ( ), an optical fiber fixture ( ) retaining and fixing the optical fiber, and two SC plug connectors ( ) receiving and retaining opposite ends of the optical fiber therein. The frame and the cover cooperate to fittingly receive the optical fiber, the optical fiber fixture and portions of the SC plug connectors therein. The optical fiber has a bent part ( ) which is configured to be semicircular or to have another suitable shape that achieves a desired attenuation.