Circuit, control program, and recording medium
US9204513B2 · kind B2 · utility
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7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 2, 2013 |
| Grant date | Dec 1, 2015 |
| Priority date | — |
| Expiry date | Oct 2, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An LED driver circuit includes light-element lines, a general purpose LED driving circuit that controls a current value, and current compensation lines respectively connected to the light-element lines. Each of the current compensation lines is provided with a fixed current source and a switch, and the switch switches an open/closed state of the current compensation line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.