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. 14, 2019
Filed:
Dec. 20, 2013
Nxp B.v., Eindhoven, NL;
Peter Theodorus Johannes Degen, Nijmegen, NL;
Wilhelmus Hinderikus Maria Langeslag, Wijchen, NL;
NXP B.V., Eindhoven, NL;
Abstract
The invention relates to a control circuit () for a power supply unit () that has an input () for receiving a mains supply (), the control circuit () configured to: sample the input () in order to obtain a first sample value; sample the input () in order to obtain a second sample value subsequent to obtaining the first sample value; compare the first and second sample values to provide an outcome; set a delay interval in accordance with the outcome of the comparison of the first and second sample values; and sample the input () in order to obtain a third sample value after the delay interval has elapsed.