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:
Jun. 05, 2001
Filed:
Jun. 18, 1999
Applicant:
Inventors:
Donald G. Heflinger, Torrance, CA (US);
Michael G. Wickham, Rancho Palos Verdes, CA (US);
Gerald W. Holleman, Manhattan Beach, CA (US);
Assignee:
TRW Inc., Redondo Beach, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/34 ;
U.S. Cl.
CPC ...
G02B 6/34 ;
Abstract
An apparatus for optically pumping an optical fiber from the side comprising a laser for supplying a beam of pump light, and an optical fiber having a longitudinal surface disposed to the beam, a grating formed in the flat surface for diffracting the beam at a predetermined angle, and an outer clad layer proximate the grating and so as to establish at least one propagating mode characterized by an angle, the predetermined angle being matched to such angle.