Display device and method for manufacturing display device
地域：
Yongin-Si
摘要
A display device includes: a substrate; signal lines including a gate line, a data line, and a driving voltage line that collectively define an outer boundary of a pixel area; a transistor connected to the signal line; a first electrode extending across the pixel area and formed on the signal line and the transistor, and connected to the transistor, the first electrode having a first portion overlying only the signal line and the transistor, and a second portion including all of the first electrode not included in the first portion; a pixel defining layer formed on only the first portion of the first electrode; an organic emission layer formed on substantially the entire second portion but not on the first portion; and a second electrode formed on the pixel defining layer and the organic emission layer.
說(shuō)明書(shū)
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This application is a continuation application of U.S. patent application Ser. No. 17/330,469, filed on May 26, 2021 (now U.S. Pat. No. 11,552,151), which is a continuation application of U.S. patent application Ser. No. 16/566,819, filed on Sep. 10, 2019 (now U.S. Pat. No. 11,024,690), which is a continuation application of U.S. patent application Ser. No. 15/866,220, filed on Jan. 9, 2018 (now U.S. Pat. No. 10,418,433), which claims priority to, and the benefit of, Ser. No. 15/276,468, filed on Sep. 26, 2016 (now U.S. Pat. No. 9,871,086), which claims priority to, and the benefit of, Ser. No. 14/723,105, filed on May 27, 2015 (now U.S. Pat. No. 9,455,308), which claims priority to, and the benefit of, U.S. patent application Ser. No. 14/304,827, filed on Jun. 13, 2014 (now U.S. Pat. No. 9,059,124), which claims priority to, and the benefit of, Korean Patent Application No. 10-2013-0069111 filed in the Korean Intellectual Property Office on Jun. 17, 2013, the entire contents of which are incorporated herein by reference.
Embodiments of the present invention relate generally to display devices and their manufacture. More specifically, embodiments of the present invention relate to displays having increased emissive area.
A display device is a device displaying an image, and recently, an organic light emitting diode display has received attention as being potentially attractive for use in modern display devices.
權(quán)利要求
What is claimed is:1. A display device, comprising:a substrate; signal lines disposed over the substrate, the signal lines comprising a first gate line transferring a first gate signal, a second gate line transferring a second gate signal, a data line transferring a data signal, and a driving voltage line transferring a driving voltage; a transistor connected to at least one of the signal lines, the transistor comprising a semiconductor layer, a first electrode overlapping the semiconductor layer, a second electrode connected to the semiconductor layer through a first contact hole, and a third electrode connected to the semiconductor layer through a second contact hole; a first electrode of a light emitting element overlapping the signal lines and connected to the transistor; a pixel defining layer covering an edge of the first electrode and overlapping the signal lines and the transistor; an organic emission layer of the light emitting element overlapping the first electrode of the light emitting element, the organic emission layer comprising a first portion overlapping the first gate line, the data line and the driving voltage line, and a second portion overlapping the second gate line, the data line and the driving voltage line; a second electrode of the light emitting element overlapping the organic emission layer; a conductor disposed between the first portion and the second portion of the organic emission layer in a plan view, the conductor extending from the driving voltage line and transferring the driving voltage; a first capacitor comprising a first capacitor electrode formed with a same layer as the semiconductor layer of the transistor; and a second capacitor comprising a second capacitor electrode formed with a same layer as the second electrode or the third electrode of the transistor. 2. The display device of claim 1 , wherein at least one of the first capacitor and the second capacitor comprises a third capacitor electrode formed with a same layer as the first electrode of the transistor. 3. The display device of claim 2 , wherein the first capacitor electrode and the second capacitor electrode overlap with each other. 4. The display device of claim 3 , wherein the first capacitor electrode and the second capacitor electrode overlap the third capacitor electrode. 5. The display device of claim 1 , wherein the first electrode of the light emitting element comprises a first portion overlapping the pixel defining layer, and a second portion overlapping the organic emission layer. 6. The display device of claim 5 , wherein the signal lines overlapping the pixel defining layer are opaque. 7. The display device of claim 1 , wherein the first capacitor electrode and the second capacitor electrode overlap with each other. 8. The display device of claim 7 , wherein the first electrode of the light emitting element comprises a first portion overlapping the pixel defining layer, and a second portion overlapping the organic emission layer. 9. The display device of claim 8 , wherein the signal lines overlapping the pixel defining layer are opaque. 10. A display device, comprising:a substrate; signal lines disposed over the substrate, the signal lines comprising a first gate line transferring a first gate signal and extending in a first direction, a second gate line transferring a second gate signal and extending in the first direction, a data line transferring a data signal and extending in a second direction crossing the first direction, and a driving voltage line transferring a driving voltage and extending in the second direction; a first transistor connected to at least one of the signal lines; a first electrode overlapping the signal lines and connected to the first transistor; an organic emission layer comprising a first portion overlapping the first gate line, the data line and the driving voltage line, and a second portion overlapping the second gate line, the data line and the driving voltage line; a pixel defining layer overlapping the signal lines and defining a region where the first electrode and the organic emission layer overlap; a second electrode overlapping the organic emission layer; a conductor disposed between the first portion and the second portion of the organic emission layer in a plan view, the conductor extending from the driving voltage line in the first direction and transferring the driving voltage; and a capacitor comprising a first capacitor electrode and a second capacitor electrode overlapping each other, wherein one of the first capacitor electrode and the second capacitor electrode is connected to a gate electrode of the first transistor. 11. The display device of claim 10 , further comprising a second transistor electrically connected to the first transistor,wherein the gate electrode of the first transistor is connected to the second transistor. 12. The display device of claim 10 , wherein the one of the first capacitor electrode and the second capacitor electrode includes a same layer as the gate electrode of the first transistor. 13. The display device of claim 12 , wherein the gate electrode of the first transistor includes a first layer and a second layer disposed on the first layer, andwherein the one of the first capacitor electrode and the second capacitor electrode is formed with a same layer as the first layer of the gate electrode of the first transistor. 14. The display device of claim 13 , wherein the first layer of the gate electrode includes a transparent conductor, and the second layer of the gate electrode includes a low-resistive conductor. 15. The display device of claim 10 , further comprising a third capacitor electrode overlapping the first capacitor electrode and the second capacitor electrode,wherein the first capacitor electrode and the second capacitor electrode form a first storage capacitor, and wherein the second capacitor electrode and the third capacitor electrode form a second storage capacitor.
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