Semiconductor device
US11791285B2 · kind B2 · utility
0Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 2021 |
| Grant date | Oct 17, 2023 |
| Priority date | — |
| Expiry date | Oct 21, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/143
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A device includes an outer seal ring, an integrated circuit, and an inner seal ring. The outer seal ring forms a first closed loop. The integrated circuit is surrounded by the outer seal ring. The inner seal ring is between the outer seal ring and the integrated circuit. The inner seal ring forms a second closed loop that defines an enclosed region external to the integrated circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.