Chip transferring method and the apparatus thereof
US11056368B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 2019 |
| Grant date | Jul 6, 2021 |
| Priority date | — |
| Expiry date | Jan 25, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2221/68368
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A transferring chips method, including providing a plurality of chips on a first load-bearing structure; dividing the first load-bearing structure into a plurality of blocks, and each of the plurality of blocks including multiple chips of the plurality of chips; measuring a characteristic value of each of the plurality of chips; respectively calculating an average characteristic value of each of the plurality of blocks based on the characteristic values of the multiple chips of each of the plurality of blocks; and transferring the multiple chips of at least two blocks of the plurality of blocks with the average characteristic values within the same range to a second load-bearing structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.