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:
Jul. 14, 2026
Filed:
Aug. 21, 2024
Distance Technologies Oy, Helsinki, FI;
Urho Konttori, Helsinki, FI;
Petri Savolainen, Espoo, FI;
Mikko Strandborg, Hangonkylä, FI;
Mikko Juhola, Muurla, FI;
Distance Technologies Oy, Helsinki, FI;
Abstract
A backlight unit for a liquid crystal display device is disclosed. The backlight unit includes an array of light-emitting elements and a plurality of cavity reflectors, wherein a given cavity reflector partially surrounds a corresponding light-emitting element of said array. The backlight unit further includes a collimator arranged on an optical path of the array of light-emitting elements, a first drive circuit that is employed to individually control the light-emitting elements of said array, and a controller. The controller is configured to generate or receive drive signals for controlling the light-emitting elements of said array, and send the drive signals to the first drive circuit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile