Semiconductor device ROM having an offset region
US5214303A · kind A · utility
81Cited by
2References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 28, 1992 |
| Grant date | May 25, 1993 |
| Priority date | — |
| Expiry date | Jan 28, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11C17/12
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A semiconductor device including: a semiconductor substrate, a gate electrode formed on the substrate, a pair of source/drain regions provided in the substrate, and an offset step portion formed in at least one of the source/drain regions and downwardly extending into the substrate in the vicinity of the gate electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.