Packages with stacked dies and methods of forming the same
US9343433B2 · kind B2 · utility
26Cited by
0References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 28, 2014 |
| Grant date | May 17, 2016 |
| Priority date | — |
| Expiry date | Apr 11, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/3511
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A method includes bonding a first plurality of device dies onto a wafer, wherein the wafer includes a second plurality of device dies, with each of the first plurality of device dies bonded to one of the second plurality of device dies. The wafer is then sawed to form a die stack, wherein the die stack includes a first device die from the first plurality of device dies and a second device die from the second plurality of device dies. The method further includes bonding the die stack over a package substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.