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:
Jan. 05, 2010
Filed:
Dec. 18, 2007
Kevin Dowling, Westford, MA (US);
Frederick Morgan, Quincy, MA (US);
Brian Chemel, Salem, MA (US);
Adriana Mincheva, Quincy, MA (US);
Ihor A. Lys, Boston, MA (US);
Kevin Dowling, Westford, MA (US);
Frederick Morgan, Quincy, MA (US);
Brian Chemel, Salem, MA (US);
Adriana Mincheva, Quincy, MA (US);
Ihor A. Lys, Boston, MA (US);
Philips Solid-State Lighting Solutions, Inc., Burlington, MA (US);
Abstract
Methods and apparatus for conveying information. One or more information signals representing scalar or numeric information that is not associated with color is/are received from a data base, a network, the World Wide Web, or a software program. The information signal(s) is/are converted into one or more illumination control signals representing at least color information, and a color of illumination generated by one or more LED-based light sources is controlled in response to the illumination control signal(s) so as to convey the scalar or numeric information via at least the color of the generated illumination.