Patent · US Active

Electric device having low power consumption in the stand-by state

US9136753B2 · kind B2 · utility

4Cited by

7References

20Claims

0Family size

Assignees

Minebea Co., Ltd. · JP
EM Microelectronic-Marin SA · CH

Inventors

Daniel Luthi · Winterthur, CH
Fabien Maupas · Pontarlier, FR
Yves Theoduloz · Yverdon-les-Bains, CH
Manfred Schlenk · Augsburg, DE
Hans Hoffmann · Mainz, DE
Mykhaylo Raykhman · Munich, DE
Josef Fisch · Markt Indersdorf, DE

Key dates

Filing date	Mar 1, 2011
Grant date	Sep 15, 2015
Priority date	—
Expiry date	Jan 26, 2032

Classification

Technology area (CPC H)Electricity
CPC primaryH02M1/44
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electrical device, particularly having at least one lighting system having light emitting diodes, such as a television having LED backlighting (57), which has a stand-by mode (ZPM) with very low power consumption in which only one control unit (3) is supplied with power via a capacitive voltage divider. For this purpose, alongside parts of the power supply unit (2), the interference suppression capacitor (6) is also switched off.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.