μ-LED, μ-LED device, display and method for the same

US11271143B2 · kind B2 · utility

Assignee

• OSRAM Opto Semiconductors GmbH · DE

Inventors

• Laura Kreiner · Regensburg, DE
• Andreas Leber · Regensburg, DE
• Siegfried Herrmann · Neukirchen, DE
• Christine Rafael · Donaustauf, DE
• Eva-Maria RUMMEL · Regensburg, DE
• Nicole HEITZER · Brennberg, DE
• Marie ASSMANN · Kelheim, DE

Key dates

• Filing date: Sep 30, 2020
• Grant date: Mar 8, 2022
• Expiry date: Sep 30, 2040

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10H29/14
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

The invention relates to various aspects of a μ-LED or a μ-LED array for augmented reality or lighting applications, in particular in the automotive field. The μ-LED is characterized by particularly small dimensions in the range of a few μm.