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:
Sep. 08, 2015
Filed:
May. 25, 2010
Pieter Jacob Snijder, Valkenswaard, NL;
Pieter Jacob Snijder, Valkenswaard, NL;
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Abstract
This invention relates to a power unit for a lighting system. Said power unit includes a mains power input (), output terminals () and a power supply () for regulating a supply voltage (V) of the power unit (). The power unit further comprises a polarity detector (), a voltmeter () for measuring a voltage (V) at said output terminals () and a current meter () for measuring a current (A) at said output terminals (). The power unit also comprises a control unit (), wherein said control unit () is arranged to initiate a power up procedure delay of random length after the power unit () has been switched on and wherein said control unit () is arranged to process information from the voltmeter (), the current meter () and the polarity detector (), and to control a power output of the power unit () on basis of said information.