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:
May. 09, 2017
Filed:
Jul. 25, 2014
Osram Gmbh, Munich, DE;
Zhongyi He, Shanghai, CN;
Norbert Linder, Lappersdorf, DE;
OSRAM GMBH, Munich, DE;
Abstract
Various embodiments may relate to a fault detection device for streetlamp lighting system. The streetlamp lighting system includes multiple load groups which are powered by a power cable. The fault detection device includes a master detection control unit and load detection control units configured for respective load groups, wherein the master detection control unit determines, according to a first fault feedback signal provided by respective load detection control unit, whether the load group corresponding to the load detection control unit is failed, while the streetlamp lighting system is in a first state, and the master detection control unit determines, according to a physical quantity detected on the power cable, whether the power cable is failed, while the streetlamp lighting system is in a second state. In addition, various embodiments further relate to a method of controlling the fault detection device.