Micro device with stabilization post

摘要

A method and structure for stabilizing an array of micro devices is disclosed. A stabilization layer includes an array of stabilization cavities and array of stabilization posts. Each stabilization cavity includes sidewalls surrounding a stabilization post. The array of micro devices is on the array of stabilization posts. Each micro device in the array of micro devices includes a bottom surface that is wider than a corresponding stabilization post directly underneath the bottom surface.

主权项

1. A structure comprising:
a stabilization layer comprising an array of stabilization cavities and an array of stabilization posts, wherein each stabilization cavity includes a stabilization post and sidewalls that surround and are taller than the stabilization post; and an array of chips on the array of stabilization posts; wherein each chip in the array of chips includes a bottom surface that is wider than a corresponding stabilization post directly underneath the bottom surface, and each chip includes circuitry to control one or more LED devices.