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:
Jun. 24, 2008
Filed:
Mar. 07, 2006
Alexei A. Erchak, Cambridge, MA (US);
Elefterios Lidorikis, Ioannina, GR;
Michael Lim, Cambridge, MA (US);
Nikolay I. Nemchuk, North Andover, MA (US);
JO A. Venezia, Sunnyvale, CA (US);
Alexei A. Erchak, Cambridge, MA (US);
Elefterios Lidorikis, Ioannina, GR;
Michael Lim, Cambridge, MA (US);
Nikolay I. Nemchuk, North Andover, MA (US);
Jo A. Venezia, Sunnyvale, CA (US);
Luminus Devices, Inc., Billerica, MA (US);
Abstract
Devices, such as light-emitting devices (e.g., LEDs), and methods associated with such devices are provided. A light-emitting device may include an interface through which emitted light passes therethrough. The interface having a dielectric function that varies spatially according to a pattern, wherein the pattern is arranged to provide light emission that has a substantially isotropic emission pattern and is more collimated than a Lambertian distribution of light.