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. 24, 2015
Filed:
May. 09, 2012
Wei Qian, Torrance, CA (US);
Dazeng Feng, El Monte, CA (US);
Mehdi Asghari, Pasadena, CA (US);
Joan Fong, San Marino, CA (US);
Wei Qian, Torrance, CA (US);
Dazeng Feng, El Monte, CA (US);
Mehdi Asghari, Pasadena, CA (US);
Joan Fong, San Marino, CA (US);
Kotura, Inc., Monetery Park, CA (US);
Abstract
The optical device includes an active component on a base. The active component is a light sensor and/or a light modulator. The active component including an active medium that includes a ridge and slab regions. The ridge extends upwards from the base and is positioned between the slab regions. The ridge defines a portion of a waveguide on the base. One or more isolation trenches each extends into the slab regions of the active medium and is at least partially spaced apart from the ridge of the active medium.