Transfer device and transfer method for micro light-emitting diode (micro LED), and display device
US11621183B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 22, 2020 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | Mar 3, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/0364
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A transfer device for a micro light-emitting diode (micro LED) of the present application includes a collecting tube and a driving device. The collecting tube has a first end and a second end disposed oppositely, and the collecting tube includes a collecting opening and a storage tube, and the collecting opening is connected to the storage tube, and the collecting opening is disposed at the first end. The driving device is disposed at the second end, and the driving device is configured to provide a driving force, wherein the driving device is configured to provide the driving force to pick up the micro LED from the collecting opening into the storage tube so that the storage tube is able to store and stack at least two micro LEDs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.