An organic light emitting diode display device comprising: a display panel configured to include data lines, first scan lines, second scan lines, control lines, emission lines, and a plurality of pixels disposed in a matrix form, wherein each of the pixels including: a driving TFT configured to have a gate electrode coupled to a first node and a source electrode coupled to a second node; an organic light emitting diode (OLED) configured to have an anode electrode coupled to a drain electrode of the driving TFT and a cathode electrode coupled to a first level voltage supply source supplying a first level voltage; a first TFT configured to supply a data voltage of the data line to the first node in response to a first scan signal (SCAN1) of the first scan line; a second TFT configured to supply a reference voltage from a reference voltage supply source (REF_S) to the first node in response to a second scan signal (SCAN2) of the second scan line; a third TFT configured to supply a second level voltage higher than the first level voltage to the second node in response to a emission signal of the emission line; a fourth TFT configured to couple the second node to a third node in response to a control signal of the control line; a first capacitor coupled between the first node and the third node; a second capacitor coupled between the third node and a second voltage supply source supplying the second level voltage, and wherein the control signal is inverted to a second logic level voltage from a first logic level voltage after the emission signal is inverted to the second logic level voltage from the first logic level voltage during a period for emitting the organic light emitting diode (OLED), and wherein the reference voltage is lower than a voltage subtracting a threshold voltage of the driving TFT from the second level voltage and is higher than the first level voltage. a display panel configured to include data lines, first scan lines, second scan lines, control lines, emission lines, and a plurality of pixels disposed in a matrix form, a driving TFT configured to have a gate electrode coupled to a first node and a source electrode coupled to a second node; an organic light emitting diode (OLED) configured to have an anode electrode coupled to a drain electrode of the driving TFT and a cathode electrode coupled to a first level voltage supply source supplying a first level voltage; a first TFT configured to supply a data voltage of the data line to the first node in response to a first scan signal (SCAN1) of the first scan line; a second TFT configured to supply a reference voltage from a reference voltage supply source (REF_S) to the first node in response to a second scan signal (SCAN2) of the second scan line; a third TFT configured to supply a second level voltage higher than the first level voltage to the second node in response to a emission signal of the emission line; a fourth TFT configured to couple the second node to a third node in response to a control signal of the control line; a first capacitor coupled between the first node and the third node; a second capacitor coupled between the third node and a second voltage supply source supplying the second level voltage, and wherein the control signal is inverted to a second logic level voltage from a first logic level voltage after the emission signal is inverted to the second logic level voltage from the first logic level voltage during a period for emitting the organic light emitting diode (OLED), and wherein the reference voltage is lower than a voltage subtracting a threshold voltage of the driving TFT from the second level voltage and is higher than the first level voltage.