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:
Dec. 24, 2019
Filed:
Oct. 04, 2017
Sharp Kabushiki Kaisha, Sakai, Osaka, JP;
Naoto Inoue, Sakai, JP;
SHARP KABUSHIKI KAISHA, Sakai, Osaka, JP;
Abstract
In an edge-light type backlight device having a configuration in which an LED mounting board with four LEDs (() to()) placed thereon is disposed on one end side of a display unit and an LED mounting board with four LEDs (()-()) placed thereon is disposed on the other end side of the display unit, a cathode terminal of an LED (()) disposed most downstream on the LED mounting board disposed on the one end side of the display unit and an anode terminal of the LED (()) disposed most upstream on the LED mounting board disposed on the other side end of the display unit are connected through wiring on an LED drive board. All of the LEDs (() to()) are driven by only one DC-DC converter ().