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:
Dec. 07, 2010
Filed:
Sep. 30, 2004
George G. Mueller, Boston, MA (US);
Ihor A. Lys, Milton, MA (US);
Kevin J. Dowling, Westford, MA (US);
Charles H. Cella, Pembroke, MA (US);
Frederick M. Morgan, Quincy, MA (US);
George G. Mueller, Boston, MA (US);
Ihor A. Lys, Milton, MA (US);
Kevin J. Dowling, Westford, MA (US);
Charles H. Cella, Pembroke, MA (US);
Frederick M. Morgan, Quincy, MA (US);
Philips Solid-State Lighting Solutions, Inc., Burlington, MA (US);
Abstract
Provided herein are methods and systems for providing controlled lighting, including methods and systems for providing both white and non-white colored lighting, including color temperature controlled lighting. Such methods and systems include optical facilities for modifying light from a lighting unit, such as an LED-based lighting unit, including variable optical facilities and fixed optical facilities. Also provided are methods and systems for using multi-color lighting units in a variety of commercial applications. Also provided are methods and systems for lighting control, including methods to assist lighting designers and installers to improve the quality of lighting in environments. Also provided are intelligent dimmers, switches, sockets and fixtures, as well as facilities for programming and using them. Also provided are various sensor-feedback applications of lighting technology, including sensor-feedback involving light sensors and forward voltage sensors. Also provided are lighting methods and systems that operate on time-based parameters.