Full-Scale Self-Emissive Blue and Green Microdisplays Based on GaN Micro-LED Arrays

Abstract

Micro-size light emitting diode (microLED) arrays based on III-nitride semiconductors have emerged as a promising technology for a wide range of applications. If InGaN microLED arrays can be integrated on to Si complementary metal-oxide-semiconductor (CMOS) substrates for active driving, these devices could play crucial roles in ultra-portable products such as next generation pico-projectors, as well as in emerging fields such as biophotonics and optogenetics. Here we present a demonstration of, and methods for, creating a high resolution solid-state self-emissive microdisplay based on InGaN/GaN semiconductors. An energy efficient active drive scheme is accomplished by integrating micro-emitter arrays with CMOS active matrix drivers that are flip-chip bonded together via indium metal bumps.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 2012
Accession Number
ADA557932

Entities

People

  • Collin Bradford
  • D. Y. Lie
  • H. X. Jiang
  • J. Day
  • J. Y. Lin
  • Jiang Li

Organizations

  • United States Army Communications-Electronics Command

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Brightness
  • Chemical Vapor Deposition
  • Emission
  • Emitters
  • Flip Chips
  • Graphics
  • High Resolution
  • Lasers
  • Light Sources
  • Liquid Crystal Displays
  • Low Temperature
  • Materials
  • Modules (Electronics)
  • Optical Properties
  • Quantum Wells
  • Semiconductors
  • Voltage

Fields of Study

  • Materials science

Readers

  • Integrated Circuit Design and Technology.
  • Semiconductor Device Technology

Technology Areas

  • Microelectronics
  • Microelectronics - Microelectromechanical Systems