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:
Feb. 18, 2020
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 includes an adjustable RGBW front light and an ambient light sensor. Additionally, the electronic reading device includes circuitry configured to receive a signal corresponding to a brightness level from the ambient light sensor, receive a signal corresponding to a current screen color temperature, calculate a predetermined mixture of light based on at least one of the brightness level or the current screen color temperature, Wherein the calculation allows the current screen color temperature to remain the same regardless of the brightness level, and display the predetermined mixture of light via the adjustable RGBW front light.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile