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:
Jan. 26, 2016

Filed:

Aug. 10, 2012
Applicants:

Kazi S. Abedin, Basking Ridge, NJ (US);

John M. Fini, San Jose, CA (US);

Man F. Yan, Berkeley Heights, NJ (US);

Inventors:

Kazi S. Abedin, Basking Ridge, NJ (US);

John M. Fini, San Jose, CA (US);

Man F. Yan, Berkeley Heights, NJ (US);

Assignee:

OFS FITEL, LLC, Norcross, GA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/02 (2006.01); G02B 6/14 (2006.01); H01S 3/067 (2006.01); G02B 6/028 (2006.01); G02B 6/26 (2006.01); G02F 1/01 (2006.01); H01S 3/094 (2006.01); H01S 3/30 (2006.01);
U.S. Cl.
CPC ...
G02B 6/02057 (2013.01); G02B 6/02071 (2013.01); G02B 6/0288 (2013.01); G02B 6/02095 (2013.01); G02B 6/02295 (2013.01); G02B 6/14 (2013.01); G02B 6/26 (2013.01); G02B 6/268 (2013.01); G02F 1/0115 (2013.01); H01S 3/0675 (2013.01); H01S 3/06758 (2013.01); H01S 3/094007 (2013.01); H01S 3/302 (2013.01); H01S 2301/20 (2013.01);
Abstract

A few-moded fiber device has several discrete sections of few-moded fibers that are separated by mode converters, with each mode converter accomplishing mode conversion between one or more pairs of modes. The mode conversions can be accomplished using a sequence, such as a periodic or cyclic sequence that would cause (1) a signal wave launched with any mode to assume every other mode for one or more times; (2) the number of times the signal remains in any modal state is substantially the same; and (3) the net signal gain or loss or group delay of the input signal is substantially the same regardless of the state of input mode. A laser few-mode amplifier is provided. An optical transmission system is also provided.


Find Patent Forward Citations

Quick Actions:

Abedin, Kazi. (2016). Few moded fiber device employing mode conversion (U.S. Patent No. 9244218). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9244218

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