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. 06, 2016
Filed:
Jun. 07, 2011
Applicant:
Robert Ruef, Friedberg, DE;
Inventor:
Robert Ruef, Friedberg, DE;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/10 (2006.01); H04M 19/00 (2006.01); H04M 19/08 (2006.01); H02J 7/00 (2006.01); H04L 12/40 (2006.01);
U.S. Cl.
CPC ...
H02J 7/0068 (2013.01); H04L 12/40013 (2013.01); H04L 12/40045 (2013.01); Y10T 307/391 (2015.04);
Abstract
An energy-saving circuit for a network-powered device (PD) having a converter circuit that produces an operating voltage (V) for the device (PD) from a supply voltage (V) which can be provided via a includes at least one switching element that breaks at least one electrical connection between the network and the converter circuit, at least one control circuit that actuates the at least one switching element on the basis of control signals that switch on and/or off and are received from the device, and at least one energy buffer that stores energy from voltage pulses, provided via the network, to supply the control circuit with operating power.