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:
Oct. 31, 2017
Filed:
May. 22, 2014
Koninklijke Philips N.v., Eindhoven, NL;
Xiaoxin Wang, Eindhoven, NL;
Bin Yin, Eindhoven, NL;
Weizhong Chen, Eindhoven, NL;
Declan Patrick Kelly, Eindhoven, NL;
Wei Li, Eindhoven, NL;
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Abstract
A device and a method of sensing characteristics of a food material and a machine and a method of brewing coffee. The device comprises: a wave source () configured for emitting waves to said food material (), with the wavelength range of said waves comprising a selected near infrared band neighboring a visible band; a detector (), configured for detecting intensities of the waves reflected by said food material; and an analysis module (), configured for determining said characteristics according to the detected intensity of the reflected waves. Preferably, the food material comprises coffee powder, and the characteristics comprise at least any one of: color of the coffee powder (corresponding to the roasting degree of coffee powder); and grind fineness of the coffee powder.