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.:

US 8331746 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 11, 2012

Filed:

Sep. 22, 2006
Applicants:

Georg Bogner, Lappersdorf, DE;

Herbert Brunner, Sinzing, DE;

Stefan Gruber, Bad Abbach, DE;

Inventors:

Georg Bogner, Lappersdorf, DE;

Herbert Brunner, Sinzing, DE;

Stefan Gruber, Bad Abbach, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

An illumination unit comprising a luminescence diode chip mounted on a chip carrier and comprising an optical waveguide is specified. The optical waveguide is joined together from at least two separate parts, wherein the luminescence diode chip is encapsulated by one of the parts of the optical waveguide. A method for producing a luminescence diode chip of this type and also an LCD display comprising an illumination unit of this type are furthermore specified.


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