Pixel and organic light emitting display device including the same

A pixel, comprising:

• an organic light emitting diode;
• a driving transistor configured to control an amount of current supplied from a first power source to the organic light emitting diode,
• wherein the first power source is coupled to a first electrode of the driving transistor, and the current corresponds to a voltage of a first node;
• a first transistor coupled between a data line and a second node,
• wherein the first transistor comprises a gate electrode coupled to an ith scan line, and i is a positive integer;
• a first capacitor coupled between the first node and the second node;
• a second transistor coupled between the first node and a second electrode of the driving transistor, wherein the second transistor comprises a gate electrode coupled to the ith scan line;
• a third transistor coupled between the first node and an initialization power source, wherein the third transistor comprises a gate electrode coupled to an ith initialization control line;
• a fourth transistor coupled between the second node and the initialization power source, wherein the fourth transistor comprises a gate electrode coupled to an (i+3)th initialization control line;
• and
• a fifth transistor coupled between the initialization power source and the organic light emitting diode, wherein the fifth transistor comprises a gate electrode coupled to the (i+3)th initialization control line,
• wherein a turn-on time of the first and second transistors overlaps a turn-on time of the third transistor.

An organic light emitting display device, comprising:

• a plurality of pixels;
• a plurality of scan lines;
• a plurality of data lines;
• a plurality of initialization control lines,
• wherein the pixels are coupled to the scan lines, the data lines, and the initialization control lines;
• a scan driver configured to supply a scan signal to the scan lines;
• a data driver configured to supply a data signal to the data lines;
• and
• an initialization driver configured to supply an initialization control signal to the initialization control lines,
• wherein each of the pixels comprises:
• an organic light emitting diode;
• a driving transistor configured to control an amount of current supplied from a first power source to the organic light emitting diode,
• wherein the first power source is coupled to a first electrode of the driving transistor, and the current corresponds to a voltage of a first node;
• a first transistor coupled between a data line and a second node,
• wherein the first transistor comprises a gate electrode coupled to an ith scan line, and i is a positive integer;
• a first capacitor coupled between the first node and the second node;
• a second transistor coupled between the first node and a second electrode of the driving transistor, wherein the second transistor comprises a gate electrode coupled to the ith scan line;
• a third transistor coupled between the first node and an initialization power source, wherein the third transistor comprises a gate electrode coupled to an ith initialization control line;
• and
• a fourth transistor coupled between the second node and the initialization power source, wherein the fourth transistor comprises a gate electrode coupled to an (i+2)th initialization control line,
• wherein, during a first period of one frame, the scan signal supplied to the ith scan line and the initialization control signal supplied to the ith initialization control line overlap each other.

An organic light emitting display device, comprising:

• a plurality of pixels;
• a plurality of scan lines;
• a plurality of data lines;
• a plurality of initialization control lines,
• wherein the pixels are coupled to the scan lines, the data lines, and the initialization control lines;
• a scan driver configured to supply a scan signal to the scan lines;
• a data driver configured to supply a data signal to the data lines;
• and
• an initialization driver configured to supply an initialization control signal to the initialization control lines,
• wherein each of the pixels comprises:
• an organic light emitting diode;
• a driving transistor configured to control an amount of current supplied from a first power source to the organic light emitting diode,
• wherein the first power source is coupled to a first electrode of the driving transistor, and the current corresponds to a voltage of a first node;
• a first transistor coupled between a data line and a second node,
• wherein the first transistor comprises a gate electrode coupled to an ith scan line, and i is a positive integer;
• a first capacitor coupled between the first node and the second node;
• a second transistor coupled between the first node and a second electrode of the driving transistor, wherein the second transistor comprises a gate electrode coupled to the ith scan line;
• a third transistor coupled between the first node and an initialization power source, wherein the third transistor comprises a gate electrode coupled to an ith initialization control line;
• a fourth transistor coupled between the second node and the initialization power source, wherein the fourth transistor comprises a gate electrode coupled to an (i+3)th initialization control line;
• and
• a fifth transistor coupled between the initialization power source and the organic light emitting diode, wherein the fifth transistor comprises a gate electrode coupled to the (i+3)th initialization control line,
• wherein, during a first period of one frame, the scan signal supplied to the ith scan line and the initialization control signal supplied to the ith initialization control line overlap each other.