Patent · US Active

Dual pathway LED dimmer

US10091851B1 · kind B1 · utility

1Cited by

0References

20Claims

0Family size

Assignee

Intel IP Corporation · US

Inventors

Tobias Lang · Stuttgart, DE
Klaus Doth · Krailing, DE

Key dates

Filing date	Dec 15, 2017
Grant date	Oct 2, 2018
Priority date	—
Expiry date	Dec 15, 2037

Classification

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

Abstract

Herein is disclosed a dual-pathway LED dimmer, including a first reference voltage node; a load including one or more light emitting diodes, the load connected in series with the first reference voltage node; a second reference voltage node; a first load pathway and a second load pathway, connected in parallel between the load and the second reference voltage node; wherein the first load pathway includes a first inductor and a first transistor, connected in series; and wherein a second load pathway includes a second inductor and a second transistor, connected in series; and one or more controllers, configured to control the first transistor and the second transistor.

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