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. 12, 2010
Filed:
Sep. 27, 2007
Francis Lawrence Leard, Sudbury, MA (US);
Nelson D. Sheppard, Milford, MA (US);
Patrick J. Delaney, Iii, Sudbury, MA (US);
Shaun Paul Hentchel, Lowell, MA (US);
Francis Lawrence Leard, Sudbury, MA (US);
Nelson D. Sheppard, Milford, MA (US);
Patrick J. Delaney, III, Sudbury, MA (US);
Shaun Paul Hentchel, Lowell, MA (US);
Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);
Abstract
Embodiments include an apparatus including a color sensor including a transmitter portion and a receiver portion, the transmitter portion including a light source operable to generate and transmit a light having a particular range of wavelengths, the receiver portion including a first detector operable to receive a first portion of the light emitted from the transmitter portion and to measure a luminance of the received first portion of the emitted light, and a second detector including a polarization filter, the second detector operable to receive a second portion of the light emitted from the transmitter after the second portion has passed through the polarization filter, and operable to measure a pure color of the received second portion of transmitted light.