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. 31, 2015
Filed:
Dec. 28, 2012
Applicant:
Axsun Technologies, Inc., Billerica, MA (US);
Inventors:
Walid A. Atia, Lexington, MA (US);
Randal A. Murdza, North Andover, MA (US);
Peter S. Whitney, Lexington, MA (US);
Assignee:
Axsun Technologies, Inc., Billerica, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 9/02 (2006.01); H01S 5/14 (2006.01); H01S 3/105 (2006.01);
U.S. Cl.
CPC ...
G01B 9/02091 (2013.01); G01B 9/02004 (2013.01); G01B 9/02067 (2013.01); G01B 9/02069 (2013.01); H01S 3/105 (2013.01); H01S 5/141 (2013.01); H01S 5/146 (2013.01);
Abstract
An optical coherence analysis system uses a laser swept source that is constrained to operate in a stable mode locked condition by modulating a drive current to the semiconductor optical amplifier as function of wavelength or synchronously with the drive voltage of the laser's tunable element based on stability map for the laser.