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:
May. 17, 2016
Filed:
Jan. 02, 2014
Koninklijke Philips N.v., Eindhoven, NL;
Luca Tiberi, Eindhoven, NL;
Bahaa Eddine Sarroukh, Eindhoven, NL;
Andre Melon Barroso, Eindhoven, NL;
Janneke Verhaegh, Eindhoven, NL;
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Abstract
The present invention relates to a lighting system () arranged to control a light intensity and a color temperature of light in a room (). The lighting system comprising: a light source () arranged to emit light, the light source () comprising a first and second light emitters () each being adjustable between a number of light intensity levels and arranged to emit light having a first and second color temperature, respectively. The light source () is arranged to provide an output signal (OS) comprising information pertaining to a light intensity level of said first and second light emitters (), respectively; a light sensor () arranged to measure the light intensity and the color temperature of the light in the room, and to provide a sense signal (SS) comprising information pertaining to the measured light intensity and color temperature; and a controller () arranged to control the color temperature and the light intensity of the light in the room () by adjusting the light intensity level of said first and second light emitters (), based on said sense signal (SS) provided by the light sensor () and said output signal (OS) provided by the light source ().