Display device

Abstract

An organic light-emitting diode (OLED) display is disclosed. In one aspect, the display includes a plurality of pixels and a data line formed adjacent to the pixels and configured to transfer a data voltage. The display also includes a driving voltage line formed substantially parallel to the data line and configured to transfer a driving voltage, and an initialization voltage line formed substantially parallel to the data line and configured transfer an initialization voltage. At least one of the pixels includes a driving transistor including a driving gate electrode and configured to receive the initialization voltage from the initialization voltage line. A driving connector is spaced apart from the data line and electrically connected to the driving gate electrode. An OLED is electrically connected to the driving transistor, at least one of the initialization voltage line and the driving voltage line interposed between the driving connector and the data line.

What is claimed is: 
     
       1. An organic light-emitting diode (OLED) A display device, comprising:
 a substrate; 
 a plurality of scan lines formed disposed over the substrate and configured to transfer a scan signal; 
 a plurality of data lines crossing the scan lines and configured to transfer a plurality of data voltages; 
 a plurality of driving voltage line lines crossing the scan lines and configured to transfer a driving voltage voltages; 
 ana plurality of initialization voltage linelines crossing the scan lines and configured to transfer an initialization voltage voltages; and 
 a plurality of pixels formed disposed where the scan lines and the data lines cross, 
 wherein at least one of the pixels includes:
 a switching transistor electrically connected to the corresponding scan and data lines; 
 a driving transistor electrically connected to the switching transistor and configured to receive the initialization voltage from the initialization voltage line; 
 a driving connector electrically connected to a driving gate electrode of the driving transistor; and 
 an OLEDa light emitting layer electrically connected to the driving transistor, 
 wherein the driving connector is spaced apart from the data lines, 
 
 wherein one of the initialization voltage line and the driving voltage line is interposed between the driving connector and the corresponding data line in a plane view, 
 wherein the pixels includes a first pixeland, a second pixel, and a third pixel configured to emit light having different colors, and a the third pixel formed disposed between the first pixel and second pixel, 
 wherein the data lines include first to third data lines configured to respectively transfer first to third data signals to the first to third pixels, 
 wherein the initialization voltage lines are parallel to the data lines,  
 wherein one of the driving voltage line lines is formed disposed between the first second data line of the second pixel and the third data line of the third pixels pixel in the plane view, and 
 wherein one of the initialization voltage line lines is formed disposed between the second data line of the second pixel and the third data line of the third pixels pixel in the plane view, and 
 wherein the driving connector, the initialization voltage lines, the driving voltage lines, and the data lines are disposed on the same layer. 
 
     
     
       2. The OLED display device of  claim 1 , wherein the data lines include first to third data lines configured to respectively transfer first to third data signals to the first to third pixels,
 wherein one of the driving voltage line lines is formed disposed between the driving connector of the third pixel and the third data line, and 
 wherein one of the initialization voltage line lines is formed disposed between the driving connector of the third pixel and the second data line. 
 
     
     
       3. The OLED display device of  claim 1 , further comprising a fourth pixel configured to emit light of the same color as the third pixel,
 wherein the second pixel is formed disposed between the third pixel and the fourth pixels pixel. 
 
     
     
       4. The OLED display device of  claim 3 , wherein the data lines further include first to a fourth data lines line configured respectively to transfer first to a fourth data signals signal to the first to fourth pixels pixel,
 wherein the driving voltage lines include first to fourth driving voltage lines configured to respectively transfer the driving voltage to the first to fourth pixels, 
 wherein the initialization voltage line includes lines include first and second initialization voltage lines configured to respectively supply the initialization voltage to the third and fourth pixels, 
 wherein the third driving voltage line is formed disposed between the driving connector of the third pixel and the third data line, 
 wherein the first initialization voltage line is formed disposed between the driving connector of the third pixel and the second data line, 
 wherein the third fourth driving voltage line is formed disposed between the driving connector of the fourth pixel and the fourth data line, and 
 wherein the driving connector of the fourth pixel is formed disposed between the fourth driving voltage line and the second initialization voltage line. 
 
     
     
       5. The OLED display device of claim  1  2, further comprising a fourth pixel configured to emit light of the same color as the first pixel,
 wherein the second pixel is formed disposed between the third pixel and the fourth pixels pixel. 
 
     
     
       6. The OLED display device of  claim 1 , wherein one of the first and second pixels includes a red light emission pixel, wherein the other pixel includes a blue light emission pixel, and wherein the third pixel is a green light emission pixel. 
     
     
       7. The OLED display device of  claim 1 , wherein the pixels includes first and second pixels configured to emit light having different colors, and a third pixel formed between the first and second pixels,
 wherein the driving voltage lines include first to third driving voltage lines configured to respectively supply the driving voltage to the first to third pixels, 
 wherein the data lines include first to third data lines configured to respectively supply the first to third data voltages to the first to third pixels, 
 wherein the initialization voltage lines include first to third initialization voltage lines configured to respectively supply the initialization voltage to the first to third pixels, 
 wherein the driving connector of the first pixel is formed disposed between the first driving voltage line and the first initialization voltage line, wherein the driving connector of the second pixel is formed disposed between the second driving voltage line and the second initialization voltage line, and wherein the driving connector of the third pixel is formed disposed between the third driving voltage line and the third initialization voltage line. 
 
     
     
       8. The OLED display of  claim 1 , wherein the driving connector, the initialization voltage line, the driving voltage line, and the data lines are formed on the same layer. 
     
     
       9. The OLED display device of  claim 8 , wherein the driving connector is formed between the initialization voltage line and the driving voltage line. 
     
     
       10. The OLED display device of  claim 1 , further comprising:
 a gate insulating layer formed disposed over the substrate; 
 a first storage electrode formed disposed over the gate insulating layer and configured to function as a gate electrode of the driving transistor; 
 a first interlayer insulating layer covering the gate insulating layer and the first storage electrode; 
 a second storage electrode formed disposed over the first interlayer insulating layer and overlapping the first storage electrode in the depth dimension of the OLED display substrate; and 
 a second interlayer insulating layer covering the second storage electrode and the first interlayer insulating layer, 
 wherein the driving connector, the initialization voltage line lines, and the driving voltage line lines are formed disposed over the second interlayer insulating layer. 
 
     
     
       11. The OLED display device of  claim 10 , wherein the driving connector is electrically connected to the first storage electrode via a contact hole passing through the second storage electrode, and wherein the driving connector is electrically insulated from the second storage electrode. 
     
     
       12. The OLED display device of  claim 1 , further comprising a compensation transistor configured to compensate a threshold voltage of the driving transistor and electrically connected to the a driving drain electrode of the driving transistor,
 wherein the driving connector is configured to electrically connect the a compensation drain electrode of the compensation transistor to the driving gate electrode. 
 
     
     
       13. The OLED display device of  claim 1 , further comprising a semiconductor formed disposed over the substrate and including a switching channel of the switching transistor and a driving channel of the driving transistor which are spaced apart from each other,
 wherein the driving channel overlaps the driving gate electrode in the depth dimension of the OLED display substrate, and 
 wherein the driving channel is non-linear. 
 
     
     
       14. An organic light-emitting diode (OLED) A display device, comprising:
 a plurality of pixels; 
 a plurality of data line formed lines disposed adjacent to the pixels and configured to transfer a data voltage voltages; 
 a plurality of driving voltage line line formed lines disposed substantially parallel to the data line lines and configured to transfer a driving voltage voltages; and 
 ana plurality of initialization voltage line formedlines disposed substantially parallel to the data linelines and configured transfer an initialization voltage voltages; 
 wherein at least one of the pixels includes:
 a driving transistor including a driving gate electrode and configured to receive the initialization voltage from the initialization voltage line; 
 a driving connector spaced apart from the data line and electrically connected to the driving gate electrode; and 
 an OLEDa light emitting layer electrically connected to the driving transistor, 
 
 wherein at least one of the initialization voltage line lines and the driving voltage line lines is interposed between the driving connector and the data line in a plane view, 
 wherein the initialization voltage line is parallel to the data line,  
 wherein the pixels includes a first pixel andpixel, a second pixel, and a third pixel configured to emit light having different colors, and a the third pixel formed disposed between the first pixel and second pixel, 
 wherein one of the driving voltage line lines is formed disposed between a first line of the data lines adjacent to the first pixel and a third data line of the data lines adjacent to the third pixels pixel, and 
 wherein one of the initialization voltage line lines is formed disposed between a second data line of the data lines adjacent to the second pixel and the third data line of the data lines adjacent to the third pixels pixel, and 
 wherein the driving connector, the initialization voltage lines, the driving voltage lines, and the data line are disposed on the same layer. 
 
     
     
       15. The OLED display device of  claim 14 , wherein the data line includes first to third data lines substantially parallel to each other, and
 wherein the one of the initialization voltage line lines is interposed between the driving connector and the third data line. 
 
     
     
       16. The OLED display device of  claim 15 , wherein the one of the driving voltage line lines is interposed between the driving connector and the first data line. 
     
     
       17. The OLEDdisplay device of  claim 16 , wherein the driving connector, the first data line, and the initialization voltage line are spaced apart from one another. 
     
     
       18. The OLED display device of  claim 17 , wherein the driving connector, the third data line, and the driving voltage line are spaced apart from one another. 
     
     
       19. A display device comprising:
 a substrate;   a plurality of scan lines disposed over the substrate and configured to transfer a scan signal;   a plurality of data lines crossing the scan lines and configured to transfer a plurality of data voltages;   a plurality of driving voltage lines crossing the scan lines and configured to transfer a plurality of driving voltages;   a first voltage line comprising a first line parallel to the scan lines and a second line parallel to the data lines in a plane view, wherein the first voltage line is configured to transfer a first voltage, and the first line contacts the second line; and   a plurality of pixels located where the scan lines and the data lines cross,   wherein at least one of the pixels comprises:
 a switching transistor electrically connected to the corresponding scan and data lines; 
 a driving transistor electrically connected to the switching transistor and configured to receive the first voltage from the first voltage line; and 
 a light emitting layer electrically connected to the driving transistor, 
   wherein the pixels comprise a first pixel, a second pixel, and a third pixel configured to emit light having different colors, the third pixel being between the first pixel and the second pixel,   wherein each of the driving voltage lines is between two adjacent data lines of the data lines, and   wherein the second line is disposed between a gate electrode of the driving transistor of the third pixel and the data line configured to transfer one of the data voltages to the second pixel in the plane view.    
     
     
       20. The display device of claim 19, wherein at least one of the pixels further comprises a driving connector electrically connected to the gate electrode of the driving transistor,
 wherein the driving connector is spaced apart from the data lines.    
     
     
       21. The display device of claim 20, wherein the data lines include first to third data lines configured to respectively transfer first to third data signals to the first to third pixels,
 wherein the driving voltage lines include first to third driving voltage lines configured to respectively transfer the driving voltages to the first to third pixels,   wherein the third driving voltage line is located between the driving connector of the third pixel and the third data line, and   wherein the second line is located between the driving connector of the third pixel and the second data line.    
     
     
       22. The display device of claim 21, wherein one of the first and second pixels comprises a red light emission pixel, and
 wherein the other one of the first and second pixels comprises a blue light emission pixel.    
     
     
       23. The display device of claim 20, wherein the second line and the data lines are disposed on the same layer.  
     
     
       24. The display device of claim 23, wherein the driving connector, the driving voltage line, and the data lines are disposed on the same layer.  
     
     
       25. The display device of claim 24, wherein the driving connector is disposed between the second line and the corresponding driving voltage line.  
     
     
       26. The display device of claim 20, further comprising:
 a gate insulating layer located over the substrate;   a first storage electrode located over the gate insulating layer and configured to function as a gate electrode of the driving transistor;   a first interlayer insulating layer covering the gate insulating layer and the first storage electrode;   a second storage electrode located over the first interlayer insulating layer and overlapping the first storage electrode in a depth dimension of the substrate; and   a second interlayer insulating layer covering the second storage electrode and the first interlayer insulating layer,   wherein the driving connector, the second line, and the driving voltage line are located over the second interlayer insulating layer.    
     
     
       27. The display device of claim 26, wherein the driving connector is electrically connected to the first storage electrode via a contact hole passing through the second storage electrode, and
 wherein the driving connector is electrically insulated from the second storage electrode.    
     
     
       28. The display device of claim 20, further comprising a compensation transistor configured to compensate a threshold voltage of the driving transistor and electrically connected to a driving drain electrode of the driving transistor,
 wherein the driving connector is configured to electrically connect a compensation drain electrode of the compensation transistor to the driving gate electrode.    
     
     
       29. The display device of claim 19, further comprising a semiconductor located over the substrate and comprising a switching channel of the switching transistor and a driving channel of the driving transistor, which are spaced apart from each other,
 wherein the driving channel overlaps the driving gate electrode in a depth dimension of the substrate, and   wherein the driving channel is non-linear.    
     
     
       30. A display device comprising:
 a plurality of pixels;   a data line disposed adjacent to the pixels and configured to transfer a data voltage;   a gate line crossing the data line and configured to transfer a scan signal;   a driving voltage line disposed substantially parallel to the data line and configured to transfer a driving voltage; and   a first voltage line comprising a first line substantially parallel to the gate line and a second line substantially parallel to the data line in a plane view, wherein the first voltage line is configured to transfer a first voltage, and the first line contacts the second line;   wherein at least one of the pixels comprises:
 a driving transistor comprising a driving gate electrode and configured to receive the first voltage from the first voltage line; and 
 a light emitting layer electrically connected to the driving transistor, 
   wherein the pixels comprise a first pixel, a second pixel, and a third pixel configured to emit light having different colors, the third pixel being between the first pixel and the second pixel,   the driving voltage line is between the first and third pixels and   wherein the second line is disposed between a gate electrode of the driving transistor of the third pixel and the data line configured to transfer the data voltage to the second pixel in the plane view.    
     
     
       31. The display device of claim 30, wherein at least one of the pixels further comprises a driving connector spaced apart from the data line and electrically connected to the driving gate electrode.  
     
     
       32. The display device of claim 31, wherein the data line includes first to third data lines substantially parallel to each other, and
 wherein the driving voltage line is disposed between the driving connector and the first data line.    
     
     
       33. The display device of claim 32, wherein the driving connector, the first data line, and the second line are spaced apart from one another.  
     
     
       34. The display device of claim 33, wherein the driving connector, the third data line, and the driving voltage line are spaced apart from one another.