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

US12199134B2 · kind B2 · utility

Assignee

• OSRAM Opto Semiconductors GmbH · DE

Inventors

• Martin Rudolf Behringer · Regensburg, DE
• Andreas Biebersdorf · Regensburg, DE
• Ruth BOSS · Neutraubling, DE
• Erwin Lang · Regensburg, DE
• Tobias Meyer · Durham, US
• Alexander F. Pfeuffer · Regensburg, DE
• Marc Philippens · Regensburg, DE
• Julia STOLZ · Regensburg, DE
• Tansen Varghese · Regensburg, DE
• Sebastian Wittmann · Regensburg, DE
• Siegfried Herrmann · Neukirchen, DE
• Berthold Hahn · Hemau, DE
• Bruno JENTZSCH · Regensburg, DE
• Korbinian Perzlmaier · Regensburg, DE
• Peter STAUSS · Regensburg, DE
• Petrus Sundgren · Lappersdorf, DE
• Jens MUELLER · Regenstauf, DE
• Kerstin Neveling · Pentling, DE
• Frank Singer · Regenstauf, DE
• Christian Mueller · Wiesbaden, DE

Key dates

• Filing date: Oct 29, 2021
• Grant date: Jan 14, 2025
• Expiry date: Jun 17, 2042

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10H20/01
• WIPO field: Semiconductors
• WIPO sector: Electrical 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.