Organic light emitting diode display device, circuit and method for detecting driving current thereof
US10825395B2 · kind B2 · utility
1Cited by
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14Claims
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Key dates
| Filing date | Feb 17, 2017 |
| Grant date | Nov 3, 2020 |
| Priority date | — |
| Expiry date | Jan 25, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/12
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are a circuit and a method for detecting a driving current of an organic light emitting diode display device, and an organic light emitting diode display device, the method includes: after detecting for a predetermined time period, obtaining an output voltage of the integrating circuit, and comparing the output voltage with at least one reference voltage; in the case that the output voltage and the reference voltage satisfy a predetermined condition, adjusting capacitance of a capacitor of the integrating circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.