Patent ID: 9569997
Date: 2017-02-14
CPC Classifications: G09G

Claim:
1. A display device, comprising: a timing control circuit to generate a data signal based on an image signal; a driving circuit to generate a first conversion control signal and a second conversion control signal, the driving circuit to generate a driven signal based on the data signal, the driving circuit powered by a first DC voltage; a display panel including a plurality of pixels operating based on the driven signal, the display panel powered by a second DC voltage including a first driving voltage and a second driving voltage, the first and second driving voltages having voltage levels different from that of the first DC voltage; and a DC voltage converter including a first DC voltage conversion circuit and a second DC voltage conversion circuit, the first DC voltage conversion circuit to generate the first DC voltage based on an external voltage, the second DC voltage conversion circuit to generate the second DC voltage based on the external voltage, the DC voltage converter to control of the first and second DC voltage conversion circuits based on the first and second conversion control signals being received from the driving circuit, wherein the first driving voltage of the second DC voltage is positive, and the second driving voltage of the second DC voltage is negative.