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:
Apr. 05, 2016
Filed:
Nov. 21, 2013
Applicant:
Emcore Corporation, Albuquerque, NM (US);
Inventors:
Henry A. Blauvelt, San Marino, CA (US);
Xiaoguang He, Diamond Bar, CA (US);
Kerry Vahala, Pasadena, CA (US);
Assignee:
Encore Corporation, Alhambra, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/00 (2006.01); H04B 10/516 (2013.01); H01S 5/026 (2006.01); G02F 1/01 (2006.01); G02F 1/025 (2006.01); H04B 10/2575 (2013.01);
U.S. Cl.
CPC ...
H04B 10/516 (2013.01); G02F 1/0121 (2013.01); G02F 1/025 (2013.01); H01S 5/026 (2013.01); H01S 5/0265 (2013.01); H04B 10/2575 (2013.01); Y10T 29/49002 (2015.01);
Abstract
A method of making an optical modulator by determining the material composition of the quantum well region in the waveguide portion of the modulator so that the modulator is transparent at a gain peak wavelength that is greater than the predetermined wavelength by a predetermined amount, and fabricating the modulator with the determined material composition.