Capacitive power supply
US5187640A · kind A · utility
3Cited by
8References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 1990 |
| Grant date | Feb 16, 1993 |
| Priority date | — |
| Expiry date | Oct 12, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/38
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A capacitive power supply for powering a portable electrical device, such as a radiotelephone. The capacitive power supply is comprised of capacitors stacked vertically in a series connection of capacitive values capable of generating currents of levels great enough to power a radiotelephone for an extended period of time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.