Microcomputer
US4990847A · kind A · utility
13Cited by
6References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 1989 |
| Grant date | Feb 5, 1991 |
| Priority date | — |
| Expiry date | Dec 14, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S323/901
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
The voltage of a CPU operation power source is stepped down by a regulator to a voltage for causing oscillation of an oscillator. The output voltage of the oscillator is stepped up by a level shifter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.