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Micro-LED/van der Waals heterointegration for in-pixel processing display architecture.

Fei Wang1, Yuchun Wu1, Hongling Chu1

  • 1School of Microelectronics, Shanghai University, Shanghai, China.

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|February 21, 2026
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Summary
This summary is machine-generated.

This study introduces an in-pixel processed display architecture integrating micro-LEDs and MoS2 transistors. This novel design overcomes display latency and energy issues for next-generation edge smart systems.

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Area of Science:

  • Materials Science
  • Computer Engineering
  • Electrical Engineering

Background:

  • Conventional display architectures face latency and energy challenges.
  • In-memory computing integrated at the pixel level offers a solution for co-located processing and display.
  • Intelligent display technologies are rapidly advancing edge smart systems.

Purpose of the Study:

  • To develop an in-pixel processed display-driven architecture.
  • To integrate micro-LEDs with MoS2 in-memory transistors for enhanced display functionality.
  • To demonstrate in-situ image reconstruction and real-time display with reduced latency and energy consumption.

Main Methods:

  • Fabrication of a 16x16 active display array with integrated micro-LEDs and MoS2 in-memory transistors.
  • Characterization of pixel performance, including luminance, speed, and dimensions.
  • Demonstration of in-situ image reconstruction and neural network inference directly on the pixel array.

Main Results:

  • Achieved high luminance (>3x10^5 cd·m⁻²) and high-speed operation (5000 Hz).
  • Demonstrated in-situ image reconstruction and real-time display capabilities.
  • Validated neural network inference on the pixel array, achieving 99.29% accuracy for image recognition.

Conclusions:

  • The proposed in-pixel processed display architecture significantly enhances intelligent display performance.
  • This approach effectively addresses latency and energy bottlenecks in edge smart systems.
  • The integration of in-memory computing with micro-LED displays opens new avenues for high-performance computing and display technologies.