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:
Jun. 25, 2019
Filed:
Aug. 16, 2017
Rakuten Kobo, Inc., Toronto, CA;
Trevor Hunter, Toronto, CA;
Matt Clements, Oshawa, CA;
George Talusan, Toronto, CA;
Paul McDougall, Toronto, CA;
William Chaban, Toronto, CA;
Zheng Xu, Thornhill, CA;
Steve Li, Richmond Hill, CA;
Jeffrey Ng Thow Hing, Toronto, CA;
RAKUTEN KOBO, INC., Toronto, CA;
Abstract
An electronic reading device can include an adjustable RGBW front light and an ambient light sensor. Additionally, the electronic reading device can include circuitry configured to determine if a transition between phases has occurred, wherein the phases include a night phase, a sunrise transition phase, a daytime phase, and a sunset transition phase, automatically display a predetermined screen color temperature via the adjustable RGBW front light in response to the transition between phases, determine if a brightness level has changed, and automatically adjust a predetermined mixture of light to be displayed via the adjustable RGBW front light such that the screen color temperature does not change in response to the changing brightness level.