Display device and method of driving the same
AssigneeElectronics and Telecommunications Research Institute
InventorsHyunkoo Lee, Jae-Eun Pi, Chi-Sun Hwang, Jong-Heon Yang
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Abstract
Provided is a display device. The display device includes: a pixel including an emissive element circuit, a reflective element circuit, and a switch transistor selecting one of the emissive element circuit and the reflective element circuit; an illumination sensor generating an illumination information signal according to an illumination of an external light source by detecting the external light source; and a controller generating control signals for driving the pixel according to pixel data, wherein the controller generates a light signal controlling the switch transistor by referencing the illumination information signal.
Claims10
A display device comprising:
- a pixel including an emissive element circuit, a reflective element circuit, and a switch transistor selecting one of the emissive element circuit and the reflective element circuit;
- an illumination sensor generating an illumination information signal according to an illumination of an external light source by detecting the external light source;
- and
- a controller generating control signals for driving the pixel according to pixel data,
- wherein the controller generates a light signal controlling the switch transistor by referencing the illumination information signal.
A method of driving a display device including a switch transistor, an emissive element circuit, and a reflective element circuit, the method comprising:
- measuring an illumination of an external light source by detecting the external light source;
- comparing a preset reference value with the illumination of the external light source;
- according to a comparison result, generating a light signal for controlling the switch transistor;
- selecting one of the emissive element circuit and the reflective element circuit in response to the light signal;
- and
- driving the selected one of the emissive element circuit and the reflective element circuit.
Dependencies are inferred from the claim text.