• All sections
• G - Physics
• G09G - Arrangements or circuits for control of indicating devices using static means to present variable information
• G09G 3/3291 - Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] - Details of drivers for data electrodes in which the data driver supplies a variable data voltage for setting the current through, or the voltage across, the light-emitting elements

Patent holdings for IPC class G09G 3/3291

Total number of patents in this class: 2193

10-year publication summary

Principal owners for this class