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US 2022/0068693 A1Published application
Manufacturing method of led display
AssigneeIndustry-Academic Cooperation Foundation, Yonsei University
InventorsDahl Young KHANG, Byong Joo LEE
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Abstract
A manufacturing method of an LED display is disclosed. The method includes picking up a plurality of LED chips spaced apart at a first interval with a stretchable stamp, spacing apart the plurality of LED chips at a second interval by stretching the stretchable stamp, and transferring the plurality of LED chips to a target substrate.
Claims13
A method for manufacturing an LED display, comprising:
- picking up a plurality of LED chips spaced apart at a first interval with a stretchable stamp;
- spacing apart the plurality of LED chips at a second interval by stretching the stretchable stamp;
- and
- transferring the plurality of LED chips to a target substrate.
1 more element
A stretchable stamp for transferring an LED chip, comprising:
- a body;
- and
- a plurality of pick-up pillars arranged in a predetermined pattern on one surface of the body to transfer the LED chip,
- wherein the body comprises an elastomer that can be stretched in more than one (uniaxial) direction.
1 more element
Dependencies are inferred from the claim text.