Highly reflective mounting arrangement for LEDs

US7622746B1 · kind B1 · utility

Assignee

• Bridgelux, Inc. · US

Inventors

• Steven D. Lester · Palo Alto, US
• Frank Shum · Sunnyvale, US
• Chao-Kun Lin · Fremont, US
• William W. So · Sunnyvale, US
• Qingwei Mo · Sunnyvale, US

Key dates

• Filing date: Mar 17, 2006
• Grant date: Nov 24, 2009
• Expiry date: Jan 25, 2027

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10H20/841

Abstract

A semiconductor device emitting light about a predetermined wavelength comprising a structure comprising a plurality of layers, sometimes referred to as a stack, providing low resistance, high reflectivity and ohmic contacts to at least one semiconductor material.