Patent · US Active

Luminous chain with distributed driver circuit

US8159147B2 · kind B2 · utility

2Cited by

0References

18Claims

0Family size

Assignee

OSRAM GmbH · DE

Inventors

Simon Schwalenberg · Regensburg, DE
Harald Stoyan · Regensburg, DE

Key dates

Filing date	Sep 15, 2008
Grant date	Apr 17, 2012
Priority date	—
Expiry date	Dec 1, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02B20/30
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The luminous chain includes a plurality of luminous modules, wherein at least two of the luminous modules include at least one set including at least one light source and one driver circuit for driving the at least one light source, and the driver circuits of one set of the respective luminous modules are electrically connected in parallel with one another, and the light sources of the one set of the respective luminous modules are electrically connected in series with one another, and the driver outputs of the driver circuits are combined at a node for jointly supplying current to all of the light sources of the one set.

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