Shallow trench avoidance in integrated circuits
US7475381B2 · kind B2 · utility
1Cited by
0References
18Claims
0Family size
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Key dates
| Filing date | Mar 30, 2006 |
| Grant date | Jan 6, 2009 |
| Priority date | — |
| Expiry date | May 9, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P90/02
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Diffusion regions in a standard cell design are bridged across cell boundaries. Shallow trench isolation is reduced and nitride passivation thickness variation is reduced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.