TW201232496A - Display panel - Google Patents

Abstract

A display panel including a first substrate, a pixel array, a peripheral circuit, a second substrate located above the first substrate, a sealant and a display medium is provided. The first substrate has a display region and a peripheral region. The pixel array is disposed in the display region. The peripheral circuit is disposed in the peripheral region and electrically connected to the pixel array. The peripheral circuit includes a interior conducting wire, a exterior conducting wire and a transmissive conductive layer. The interior conducting wire is electrically connected to the pixel array. The exterior conducting wire is disposed around the interior conducting wire. The transmissive conductive layer is electrically connected to the interior conducting wire and the exterior conducting wire. The exterior conducting wire is electrically connected to the pixel array through the transmissive conductive layer and interior conducting wire. The sealant and the display medium are disposed between the first substrate and the second substrate. The sealant is located at a portion of the peripheral circuit and disposed around the pixel array. The display medium is surrounded by the sealant.

Description

36440 twf.doc/I 201232496 A V 1 W 1 υυι. VI. Description of the Invention: [Technical Field] The present invention relates to a display device, and more particularly to a display panel. [Prior Art] In many flat panel displays, thin film transistor liquid crystal display with superior properties such as high quality, good space utilization efficiency, low power consumption, and no radiation

Thin Film Transistor Liquid Crystal Display (TFT LCD) has become the mainstream in the field of displays. The thin film transistor liquid crystal display device is mainly composed of an active device array substrate, a color filter substrate, and a liquid crystal layer sandwiched between the two substrates. After the manufacturing process of the active component array substrate, the pixel array on the active device array substrate is usually electrically detected, or after the panel process is completed, the panel is subjected to simple lighting detection to determine the pixel array. Can the panel be functioning properly? When the pixel array or panel is not working properly: It can be repaired for non-fourth components (such as thin film transistors or halogen circuits). However, in order to detect pixels or panels, around the active array substrate In the area, it is necessary to make the system (E-1). In addition, in the active component == line area, it is also necessary to make a common voltage of the material pass voltage and the peripheral pressure input to the Mixian substrate. If the common line is connected, the common electrode cloth (four) domain When the detector is used to configure the common electrode layer, the common age is increased.

201232496 1 υ 1 υ i υοι fW 36440twf.d〇c/I load (RC loading),, when it is insufficient, input to color goods: its wiring area may be insufficient, and thus affect == common voltage of common electrode layer is 9 Not showing the quality. SUMMARY OF THE INVENTION The present invention provides a retro έ = provide 1 display book: i-base: a second substrate, a frame glue, and a display medium region.昼^_Configuration=Zone A periphery of the surrounding display area is disposed in the opposite display area of the first substrate. Peripheral lines The peripheral lines include a guide, and the substrate is placed on the second substrate as a peripheral circuit and surrounds the pixel array. The display is between the present and the second, and is surrounded by the sealant. Many: conductive spacers distributed in the colloid. The second base; has a transmission conductive layer that passes through the conductive spacer and the common electrode layer includes gold. The material of the conductive spacer is 201232496 lUiUiOMfW 36440ην£άοο/Ι In the example, the transmission conductive layer has an opening between the inner conductor and the outer conductor. The outer wires are electrically connected to the inner wires through the conductive layers, the conductive spacers, the common electrode layers, the conductive spacers, and the conductive layers. In one embodiment of the invention, the transmission conductive layer is a continuous film layer. In one embodiment of the invention, the pixel array includes a plurality of arrayed pixel units and a plurality of signal lines. The signal line is electrically connected to the pixel unit. The inner conductor is connected to a part of the signal line, and the inner conductor, the outer conductor and the signal line belong to the same film layer. In one embodiment of the present invention, the display panel further includes at least a driving die disposed in a peripheral region of the first substrate, wherein the signal wires and the inner wires are electrically connected to the driving chip. In an embodiment of the invention, the display panel further includes a flexible circuit board disposed in a peripheral region of the first substrate and electrically connected to the outer lead and the driving chip. In an embodiment of the invention, the material of the transmission conductive layer comprises indium tin oxide (ITO) or indium zinc oxide (IZO). In an embodiment of the invention, the first substrate is an active device array substrate, and the second substrate is a color filter substrate. Based on the above, the display panel of the present invention is designed to electrically connect the inner leads of the peripheral lines to the pixel array, and the outer leads of the peripheral lines are electrically connected to the pixel array by transmitting the conductive layer and the inner wires. Stable display 201232496 10101681TW 36440twf.doc / l shows the common voltage in the area. In other words, the display panel of the present invention can have a larger wiring area than the conventional technique, and does not additionally increase the RC loading of the common voltage, thereby having better quality. The above described features and advantages of the present invention will become more apparent from the description of the appended claims. [Embodiment] Fig. 1A is a schematic view of a display panel according to a conventional embodiment of the present invention. FIG. 1B is a top plan view of the display panel of FIG. 1A. Fig. 1C is a schematic cross-sectional view taken along line I-Ι of Fig. 1B. It must be noted here that, for convenience of explanation, the second substrate and the partial members are omitted in Fig. 1B. Referring to FIG. 1A, FIG. 1B and FIG. 1C, in the embodiment, the display panel 100a includes a first substrate 11A, a pixel array 丨2〇', a peripheral line 130a, a second substrate 140, and a frame. The glue 15 〇 and a display medium 160. In detail, the first substrate 110 is, for example, an active device (e.g., a Thin Film Transistor (TFT)) array substrate having a display area 112 and a peripheral area 114 surrounding the display area i12. The pixel array 120 is disposed in the display area 112 of the first substrate 11 , wherein the pixel array 120 includes a plurality of arrays of pixel units I] and a night signal line (including the data line 124a and the gate line 113). The data lines 124a and the gate lines 113 are electrically connected to the pixel unit 122. In the present embodiment, each of the alizarin monophonic 22 includes a thin film transistor

201232496 iuiuu, 8jrw 36440twf.doc/I 23 and a halogen electrode (2) corresponding to the thin film transistor m, wherein the thin film transistor 123 is formed by the gate 123a, the source 123b, and the electrodeless (2)c. The technical field of the art has a structure which is known to a person skilled in the art, and the structure of the bottom gate (bottom_) of the body 123 or the structure of the top electrode (mail correction) is used herein for illustrative purposes only and is not intended to be limiting. The line 130a of the peripheral line ma disposed in the peripheral region m of the first substrate 11A is electrically connected to the pixel array 120. The value a of the embodiment includes an inner wire 132, an outer wire 134, and a second layer 136a'. The inner wire 132 and the halogen array 12G are electrically connected to each other. The second wire is electrically connected to the inner wire 132 and the outer wire 134. In particular, in the ":J", the outer conductor 134 can be electrically connected by transmitting the conductive layer and the inner conductor m. Here, the conductive layer 136 &amp; </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> </ RTI> <RTIgt; 124&amp; belongs to the same film layer. Further, the conductive layer 136a, the negative electrode includes indium tin oxide or indium zinc oxide. More specifically, the first substrate 110 also has these gate lines 113, the germanium insulating layer 115 and the protective layer 117, wherein the gate insulating layer ι 5 covers the second and second interrogation lines 113, and the inner and outer wires 132 and 134 It is located on the gate U5, and the inner wire 132 and the outer wire 134 are electrically insulated through the gate insulating layer 115. In addition, the protective layer h7 has a plurality of: D117a (only two are schematically shown in FIG. 1C), wherein the conductive conductive layer 13 is electrically connected to the inner lead 132 and the outer lead 134, such as through the opening 117&amp;201232496 iuiuiomi'W 36440twf. Doc/I. The second substrate 140 is, for example, a color filter substrate disposed above the first substrate 110, that is, disposed opposite to the active device array substrate 11A. Generally, the color filter substrate mainly includes a black matrix (BM) (not shown), a color filter film (not shown), and a common electrode layer 142, etc. The shading layer is used, and the black matrix layer must have good shading effect and low reflection characteristics. The sealant 150 is disposed between the first substrate 110 and the second substrate 140, and the sealant 150 is located on the portion of the peripheral line 13A and surrounds the halogen array 120. In this embodiment, the sealant 150 includes a colloid 152 and a plurality of conductive spacers 154 distributed in the colloid 152, wherein the conductive layer 13 is transparent to the common electrode of the second substrate 14 through the conductive spacers 154. Layer 142 is electrically connected. In this way, the transmission conductive layer 136a on the first substrate 11A can be electrically connected to the common electrode layer 142 on the second substrate 14A to have the same common voltage. Further, these conductive spacers 154 are made of a polymer material which is entirely covered with a metal layer. The display medium 160 is located between the first substrate u and the second substrate 14 and surrounded by the sealant 150. It must be noted here that the present invention does not limit the type of the display panel 10a, wherein the display panel 10a has a different mechanism of action depending on the display medium 16〇. For example, the display medium 160 may be a liquid crystal material', and the display panel 100a is a liquid crystal display panel. Further, the display panel 100a of the present embodiment may further include at least one driving wafer 170 (one shown in FIG. 1B) and a flexible circuit board 18A. 9 201232496

1 υ 1 υ 1 ¢) 81 TW 36440 twf.docA The driving wafer 170 is disposed on the peripheral region ι 4 of the first substrate ho, wherein the data lines 124a, the gate lines 113, and the inner leads 132 are electrically connected to the driving wafer 170, respectively. connection. The flexible circuit board 18 is disposed in the peripheral region 114 of the first substrate 11A and electrically connected to the outer leads 134 and the driving wafer 170. The display panel 10a of the present embodiment is designed such that the inner leads 132 of the peripheral line 130a are electrically connected to the pixel array 12, and the outer leads 134 of the peripheral line 130a are transported by the conductive layer 136a and the inner leads 132. And electrically connected to the halogen array 120, and through the conductive spacers 154 in the sealant 15 而 electrically conductive transmission of the conductive layer 136a and the common electrode layer 142 on the second substrate 14 ,, please refer to the arrow in Figure ic direction. In this way, the common voltage in the display area 112 of the display panel 10a can be stabilized, and the resistive load (Reloading) of the common voltage is not additionally increased, so that the display panel 10a has better display quality. . Furthermore, since there is no wiring under the driving chip 17 turns, the display panel 1a can have a large and flexible wiring area. The following will describe the juice of the display panel 10b in a different embodiment. It is to be noted that the following embodiments use the same reference numerals and the same elements in the foregoing embodiments, and the same reference numerals are used to refer to the same or similar elements, and the description of the same technical content is omitted. For the description of the omitted points, reference may be made to the foregoing embodiments, and the following embodiments are not repeated. 2A is a top plan view of a display panel in accordance with another embodiment of the present invention. 2B is a schematic cross-sectional view taken along line Ιΐ-π of FIG. 2A. It must be noted here that, for the convenience of explanation, the illustration 201232496 is omitted in FIG. 2B.

iwiuiooiTW 36440twf.doc/I Two substrates and some components. Referring to FIG. 2A and FIG. 2B simultaneously, the display panel 100b of the present embodiment is similar to the display panel 100a of the above embodiment, and the difference is that the transmission line of the peripheral line 13〇b in FIG. 2A and FIG. 2B The conductive layer 136b has an opening 137, wherein the opening 137 is located between the inner lead 132 and the outer lead 134, and the outer lead 134 can sequentially transmit through the conductive layer 136b, the conductive spacer 154, and the common electrode on the second substrate 14 The layer 142, the conductive spacers 154, and the transmission conductive layer 13 are electrically connected to the φ inner leads 132. Please refer to the direction of the arrow in FIG. 2B. In this way, the common voltage in the display area 112 of the display panel 10b can be stabilized, and the resistance and capacitance load (Rc1〇ading) of the common voltage is not additionally increased, thereby making the display panel 10b better. Display quality. As shown in the stomach red, the display panel of the present invention is designed to electrically connect the inner wires of the peripheral lines to the pixel array, and the outer wires of the peripheral lines are electrically connected to the pixel array by transmitting the conductive layer and the inner wires. Therefore, the common voltage in the display area can be stabilized. In other words, the display panel of the present invention can have a larger wiring area than the conventional technique, and does not additionally increase the RC loading of the common voltage, thereby having a better quality. The present invention has been disclosed in the above embodiments, and is not intended to limit any of the ordinary skill in the art, and the present invention may be modified and modified without departing from the spirit and scope of the present invention. The scope of protection is subject to the definition of the scope of the patent application attached. [Simple description of the schema] 11

201232496 iuiuiooiTW 36440twf.doc/I Fig. 1A is a schematic view of a display panel according to an embodiment of the present invention. FIG. 1B is a top plan view of the display panel of FIG. 1A. 1C is a schematic cross-sectional view taken along line I-Ι of FIG. 1B. 2A is a top plan view of a display panel according to another embodiment of the present invention. Fig. 2B is a schematic cross-sectional view taken along line II-II of Fig. 2A. [Main component symbol description] 100a, 100b: display panel 110: first substrate 112: display region 113: gate line 114: peripheral region 115: gate insulating layer 117: protective layer 117a: opening 118: common electrode line 120: 昼Prime array 122: halogen unit 123: thin film transistor 123a: gate 123b: source 123c: drain 12

36440twf.doc/I 201232496

i 1 u 1 υοι rW 124a : data line 125 : halogen electrodes 130 a , 130 b : peripheral line 132 : inner conductor 134 : outer conductor 136 a , 136 b : transmission conductive layer 137 : opening 140 : second substrate 142 : common electrode layer 150 : frame glue 152: colloid 154: conductive spacer 160: display medium 17 0. drive wafer 180: flexible circuit board

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Claims (1)

201232496 wxw^oxfW 36440twf.d〇c/I VII. Patent application scope: 1 · A display panel comprising: a first substrate having a display area and a peripheral area surrounding the display area; a pixel array disposed at the In the display area of the first substrate, a peripheral circuit is disposed in the peripheral region of the first substrate and electrically connected to the pixel array, the peripheral circuit comprising: an inner wire and the pixel array An external wire disposed around a periphery of the inner wire; a conductive layer electrically connected to the inner wire and the outer wire, wherein the outer wire is connected to the halogen by the conductive layer and the inner wire The second substrate is disposed above the first substrate; the sealant is disposed between the first substrate and the second substrate, and the adhesive is on the peripheral circuit and surrounds the And a display medium is disposed between the first substrate and the second substrate and surrounded by the sealant. The display panel of claim 1, wherein the frame J: and a plurality of conductive spacers distributed in the colloid, the electrical layer passing through the electrical device, such as:: belonging to the second item 4. The display panel of claim 2, wherein the pass 201232496 iwiuioeiTW 36440twf.doc/I is located between the inner wire and the wire, the :,, ', through the runner a conductive layer, the conductive materials, the common: the conductive spacers, the transmission conductive layer and the internal conductor electrical conduction of two items of material, wherein the transmission matrix = please patent scope 1 a display panel, wherein the plurality of arrays of pixel elements are arranged; and a plurality of signal lines ' electrically connected to the pixel units, wherein the inner wires are connected to a portion of the (four) linings, and the shaft wires and the outer The wires and the δίΐ lines belong to the same film layer. 7. The display panel of claim 6, further comprising: a driving chip disposed in the first substrate-peripheral domain, wherein the signal lines, the _ wires and the hybrid crystal 4 are electrically connected . 8. The display panel of claim 7, further comprising a flexible circuit board disposed on the first base (four) Langlai domain towel and electrically connected to the outer lead and the drive wafer. The display panel according to the above aspect of the invention, wherein the material of the transmission conductive layer comprises indium tin oxide or indium zinc oxide. 10. If you apply for a patent scope! The display panel of the item, wherein the board is an active element array substrate and is a color filter substrate. 15