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:
Oct. 06, 2009
Filed:
Sep. 05, 2006
Hideyuki Chikazawa, Tsu, JP;
Mitsuhiro Moriyasu, Suzuka, JP;
Hideyuki Chikazawa, Tsu, JP;
Mitsuhiro Moriyasu, Suzuka, JP;
Sharp Kabushiki Kaisha, Osaka-shi, JP;
Abstract
To provide a backlight unit capable of improving color purity of a prescribed emission color as well as obtaining a uniform emission colors in the entire device, and a liquid crystal display device comprising thereof. Backlight unit B comprises: a LEDfor compensating emission intensity of red wavelength light of a fluorescent tube, being arranged in between each of a plurality of said fluorescent tubesarrayed in up and down directions, and a LEDfor compensating emission intensity of red wavelength light of a fluorescent tube, being arranged in the outside of each of two fluorescent tubesarranged in the outermost of a plurality of said fluorescent tubes