Voltage generator with adjustable slope
US8487692B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2012 |
| Grant date | Jul 16, 2013 |
| Priority date | — |
| Expiry date | Aug 26, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG05F3/08
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A charging circuit includes a first current mirror for receiving an input voltage, a second current mirror including a first branch circuit and a second branch circuit for receiving the input voltage, a switch transistor coupled to the first current mirror and the first branch circuit for determining a conduction condition of the switch transistor according to a switch signal, a first resistor including a first resistance and one end coupled to the switch transistor, and a second resistor including a second resistance and one end coupled the second branch circuit of the second current mirror, wherein the first current mirror and the second current mirror perform a charging operation of a loading circuit according to the first resistance and the second resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.