embodiments further comprise circuitry for providing a first driving voltage to the driving transistor of the first pixel and for providing a second driving voltage different from the first driving voltage to the driving transistors of the second and third pixels.
In some embodiments, the circuitry comprises: a first driving voltage line connected to the driving transistor of the first pixel for transmitting the first driving voltage; and a second driving voltage line connected to the driving transistors of the second and third pixels for transmitting the second driving voltage.
Some embodiments further comprise circuitry for generating data signals in response to luminance levels and supplying the data signals to the driving transistors, wherein for any luminance level, the corresponding data signal for the driving transistor of the first pixelsecond pixel.
Some embodiments further comprise: a third pixel comprising: a driving transistor; and only one light-emitting diode; wherein the the third pixel's light-emitting diode is connected to the third pixel's driving transistor; wherein each light-emitting diode of the first pixel has a shorter lifetime than the light-emitting diode of the third pixel, and said circuitry is for supplying the second driving voltage to the driving transistor of the third pixel.
In some embodiments, said circuitry comprises: a first driving voltage line connected to the driving transistor of the first pixel for transmitting the first driving voltage, and a second driving voltage line connected to the driving transistors of the second and the third pixel for transmitting the second driving voltage.
In some embodiments, the first pixel comprises: first and second