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. 28, 2006
Filed:
Jul. 16, 2004
Applicants:
Howard Wing Hoon Lee, Fremont, CA (US);
Alan Hap Chin, Milpitas, CA (US);
William Matthew Pfenninger, Fremont, CA (US);
Inventors:
Howard Wing Hoon Lee, Fremont, CA (US);
Alan Hap Chin, Milpitas, CA (US);
William Matthew Pfenninger, Fremont, CA (US);
Assignee:
UltraDots, Inc., Fremont, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/10 (2006.01); G02B 6/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to an optical device. The optical device comprises a waveguide core and a nanocomposite material optically coupled to the waveguide core. The nanocomposite material includes a plurality of quantum dots. The nanocomposite material has a nonlinear index of refraction γ that is at least 10cm/W when irradiated with an activation light having a wavelength λ between approximately 3×10cm and 2×10cm.