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:
Apr. 30, 2019

Filed:

Jan. 19, 2018
Applicants:

The Penn State Research Foundation, University Park, PA (US);

General Opto Solutions, Llc, State College, PA (US);

Inventors:

Shizhuo Yin, State College, PA (US);

Fang Luo, State College, PA (US);

Assignees:

The Penn State Research Foundation, University Park, PA (US);

General Opto Solutions LLC, State College, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01); C03C 13/04 (2006.01); C30B 1/04 (2006.01); C30B 9/00 (2006.01); C30B 19/04 (2006.01); C30B 19/12 (2006.01); C30B 29/22 (2006.01); G02B 6/036 (2006.01); C04B 35/44 (2006.01); C04B 35/622 (2006.01); C04B 35/628 (2006.01); C04B 35/645 (2006.01); H01S 3/067 (2006.01); H01S 3/094 (2006.01); H01S 3/16 (2006.01);
U.S. Cl.
CPC ...
G02B 6/02395 (2013.01); C03C 13/048 (2013.01); C04B 35/44 (2013.01); C04B 35/62236 (2013.01); C04B 35/62852 (2013.01); C04B 35/62897 (2013.01); C04B 35/6455 (2013.01); C30B 1/04 (2013.01); C30B 9/00 (2013.01); C30B 19/04 (2013.01); C30B 19/12 (2013.01); C30B 29/22 (2013.01); G02B 6/03622 (2013.01); C04B 2235/3224 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/3418 (2013.01); C04B 2235/526 (2013.01); C04B 2235/5264 (2013.01); C04B 2235/6021 (2013.01); C04B 2235/6581 (2013.01); C04B 2235/662 (2013.01); C04B 2235/764 (2013.01); C04B 2235/9653 (2013.01); G02B 6/03633 (2013.01); H01S 3/067 (2013.01); H01S 3/094007 (2013.01); H01S 3/162 (2013.01); H01S 3/1611 (2013.01); H01S 3/1623 (2013.01); H01S 3/1643 (2013.01);
Abstract

We provide methods and apparatus for preparing crystalline-clad and crystalline core optical fibers with minimal or no breakage by minimizing the influence of thermal stress during a liquid phase epitaxy (LPE) process as well as the fiber with precisely controlled number of modes propagated in the crystalline cladding and crystalline core fiber via precisely controlling the diameter of crystalline fiber core with under-saturated LPE flux. The resulting crystalline cladding and crystalline core optical fibers are also reported.


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