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:
Apr. 12, 2016
Filed:
Mar. 15, 2012
Masashi Morishita, Urayasu, JP;
Masashi Morishita, Urayasu, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
A light source unit that uses white light LEDs in a backlight apparatus is provided with a plurality of white light LEDs that can individually provide white light illumination. Each of the white light LED units respectively corresponds to partition areas in the vertical direction of the screen and is illuminated by scanning in sequence in conformity to the display screen of an LCD display unit. LED units that carry out white light display by RGB color mixing are continuously illuminated. In addition, in another embodiment, white light LEDs are continuously illuminated in a low power consumption mode, and ELD units that carry out white light display by RGB color mixing are illuminated by scanning in sequence in conformity to the display screen of the LCD display device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile