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:
Jun. 21, 2022
Filed:
Mar. 27, 2018
Signify Holding B.v., Eindhoven, NL;
Matthias Wendt, Eindhoven, NL;
Eduard Gerhard Zondag, Eindhoven, NL;
Ulrich Boeke, Eindhoven, NL;
Harald Josef Günther Radermacher, Eindhoven, NL;
SIGNIFY HOLDING B.V., Eindhoven, NL;
Abstract
The invention relates to a user interface device () coupleable to a control unit () via a connection cable () comprising at least one optical fiber for transporting light. The user interface device () comprises a light inlet opening () configured to receive light from a region outside a housing () of the device () and to couple the received light into the first optical fiber () for transmitting the light to the control unit () when the user interface device () is switched off. Moreover, the invention relates to a control unit () coupleable to the user interface device () via the connection cable (). The control unit () is configured to detect changes of the light received via the first optical fiber () and to activate power supply to the user interface device () to switch on the user interface device () based upon the detected changes.