Patent · US Active

Ballast for lighting means

US10057950B2 · kind B2 · utility

0Cited by

2References

11Claims

0Family size

Assignee

Tridonic GmbH & Co KG · AT

Inventors

Frank Lochmann · Lindau (Bodensee), DE
Markus Mayrhofer · Dornbirn, AT
Janosch Marquart · Balzers, LI
Simon Nigsch · Sonntag, AT

Key dates

Filing date	Apr 12, 2016
Grant date	Aug 21, 2018
Priority date	—
Expiry date	Apr 12, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02B70/10
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a ballast (101) for lighting means, comprising an actively switched power factor correction stage (102), which is implemented in a Totem Pole boost topology, comprising a control circuit (103), which issues control signals for driving switches of the PFC stage (102), wherein the control circuit (103) is on a floating potential and galvanically isolated from a ground potential of the ballast (101).

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