LED structures for reduced non-radiative sidewall recombination

US10714655B2 · kind B2 · utility

Assignee

• Apple Inc. · US

Inventors

• David P. Bour · Cupertino, US
• Kelly McGroddy · San Francisco, US
• Daniel Arthur Haeger · Fremont, US
• James Michael Perkins · Mountain View, US
• Arpan Chakraborty · Goleta, US
• Jean-Jacques P. Drolet · Pasadena, US
• Dmitry S. Sizov · Cupertino, US

Key dates

• Filing date: Aug 20, 2019
• Grant date: Jul 14, 2020
• Expiry date: Aug 20, 2039

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10H20/854

Abstract

LED structures are disclosed to reduce non-radiative sidewall recombination along sidewalls of vertical LEDs including p-n diode sidewalls that span a top current spreading layer, bottom current spreading layer, and active layer between the top current spreading layer and bottom current spreading layer.