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.

Date of Patent:
May. 09, 2017

Filed:

Jul. 06, 2015
Applicant:

Corning Optical Communications Llc, Hickory, NC (US);

Inventors:

Ravindra Kumar Akarapu, Painted Post, NY (US);

Venkata Adiseshaiah Bhagavatula, Big Flats, NY (US);

Vikram Bhatia, Painted Post, NY (US);

John Himmelreich, Horseheads, NY (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/32 (2006.01); G02B 6/25 (2006.01); G02B 6/255 (2006.01); G02B 6/26 (2006.01); C03C 25/62 (2006.01); B24B 19/22 (2006.01); G02B 6/38 (2006.01);
U.S. Cl.
CPC ...
G02B 6/2552 (2013.01); B24B 19/226 (2013.01); C03C 25/6233 (2013.01); G02B 6/25 (2013.01); G02B 6/262 (2013.01); G02B 6/32 (2013.01); G02B 6/381 (2013.01);
Abstract

Devices and methods for optical-fiber processing for connector applications are disclosed, wherein the devices and methods utilize a quantum cascade laser operated under select processing parameters to carry out end face polishing. The method includes supporting the optical fiber in a ferrule so that a bare end section of the fiber protrudes from an end of the ferrule by a protrusion distance. The method then includes irradiating the end face with light from the quantum cascade laser to polish the end face. The quantum cascade laser can also be used to form a bump in a central portion of the end face, wherein the bump facilitates physical contact between respective end faces of connected optical fibers.


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