KR102247135B1 - Electrostatic capacitive type touch-sensitive panel for display device - Google Patents

Abstract

The present invention relates to a capacitive touch sensing panel having a narrow bezel region, comprising: a plurality of first touch electrode lines arranged in a first direction in a touch electrode formation region and parallel to each other; A plurality of second touch electrode lines arranged in a second direction crossing the first direction and parallel to each other in the touch electrode formation region; A plurality of first routing wires connected to the plurality of first touch electrode lines and extending to the routing wire formation region; A plurality of second routing wires connected to the plurality of second touch electrode lines and extending to the routing wire forming region; And a plurality of first electrode connection lines connected to each of the plurality of first touch electrode lines in the touch electrode formation region and arranged in the second direction so as not to contact the second touch electrode lines. It is characterized by that.

Description

Capacitive touch sensing panel {ELECTROSTATIC CAPACITIVE TYPE TOUCH-SENSITIVE PANEL FOR DISPLAY DEVICE}

The present invention relates to a touch sensing panel, and more particularly, to a capacitive touch sensing panel having a narrow bezel area.

Recently, various input devices such as a keyboard, a mouse, a trackball, a joystick, and a digitizer are used to construct an interface between a user and a home appliance or various information and communication devices. However, using the input device as described above causes inconvenience such as learning how to use and occupying space, making it difficult to increase the completeness of the product. Accordingly, the demand for an input device that is convenient and simple and capable of reducing malfunctions is increasing day by day. In response to such a request, a touch sensitive panel has been proposed in which a user directly touches or approaches a screen with a hand or a pen while viewing a display device to input information.

The touch sensing panel is a resistive film method that determines the touched position as a voltage gradient according to resistance in a state in which a DC voltage is applied by forming a metal electrode on the upper or lower panel according to the method of sensing the touched part ( resistive type), an electrostatic capacitive type that detects the touched part by forming an equipotential on the conductive film and detecting the location where the voltage change of the upper and lower plates occurs according to the touch, and induced by the electronic pen touching the conductive film. It can be classified into an electromagnetic type, which detects a touched part by reading an LC value. In addition, an optical method and an ultrasonic method are known.

Among such touch sensing methods, the capacitive type is classified into a self capacitance method and a mutual capacitance method. In the self-capacitance method, a plurality of independent patterns are formed in a touch area of the touch sensing panel, and a change in capacitance of each independent pattern is measured to determine whether a touch is present. In the mutual capacitance method, a matrix is formed by crossing X-axis electrodes (for example, driving electrode lines) and Y-axis electrodes (for example, sensing electrode lines) in the touch electrode formation region of the touch sensing panel. And, after applying a driving pulse to the X-axis electrodes, a method of determining whether a touch is made by detecting a change in voltage appearing at the sensing nodes defined as the intersection of the X-axis electrodes and the Y-axis electrode lines through the Y-axis electrodes. to be.

Hereinafter, a conventional capacitive touch sensing panel will be described with reference to FIGS. 1A and 1B. 1A is a plan view of a conventional capacitive touch sensing panel, and FIG. 1B is a cross-sectional view taken along line II′ of FIG. 1A.

Referring to FIGS. 1A and 1B, the capacitive touch sensing panel includes a touch electrode forming area TA in which touch electrodes are formed, and a bezel area outside the touch electrode forming area. The bezel region includes a routing wiring formation region RA in which routing wires for sending and receiving signals to and from the touch electrodes formed in the touch electrode formation region TA are formed, and the routing wires and the signal lines of the touch driving circuit (not shown). And a pad forming area PA in which routing pads for connection are formed.

The touch electrode formation region TA includes a plurality of first touch electrodes Tx1 to Tx4 arranged on the transparent substrate 10 in a first direction (eg, an x-axis direction), and the first touch electrodes And a plurality of second touch electrodes Rx1 to Rx5 arranged in a second direction (eg, a y-axis direction) to cross each other with the (Tx1 to Tx4) and the insulating layer INS therebetween. The plurality of first touch electrodes Tx11 to Tx4 are formed on the substrate 10, and the plurality of second touch electrodes Rx1 to Rx5 cover the plurality of first touch electrodes Tx1 to Tx4. It is formed on the insulating layer INS.

The routing wiring formation region RA is formed outside the touch electrode formation region TA in which the first and second touch electrodes Tx1 to Tx4 and Rx1 to Rx5 are formed, and the plurality of first touch electrodes Tx1 to A plurality of first routing wires TW1 to TW4 respectively connected to the Tx5), and a plurality of second routing wires RW1 to RW5 respectively connected to the plurality of second touch electrodes Rx1 to Rx5. .

The pad formation area PA is connected to a plurality of first routing pads TP1 to TP4 respectively connected to the plurality of first routing wires TW1 to TW4 and a plurality of second routing wires RW1 to RW5. And a plurality of second routing pads RP1 to RP5 respectively connected.

However, in the conventional touch sensing panel described above, the first routing wires TW1 to TW4 respectively connected to the first touch electrodes Tx1 to Tx5 arranged in the x-axis direction are on the left side of the touch electrode formation area TA. Alternatively, since it exists on the right side, the routing wiring formation area RA increases. Accordingly, there is a need for a touch sensing panel having a narrow bezel area.

Accordingly, an object of the present invention is to provide a capacitive touch sensing panel having a narrow bezel area by removing a left or right bezel area in which routing lines are formed.

The capacitive touch sensing panel according to the present invention for achieving the above object is a capacitive touch sensing panel including a touch electrode forming region and a routing wiring forming region outside the touch electrode forming region, wherein A plurality of first touch electrode lines arranged in a first direction and parallel to each other; A plurality of second touch electrode lines arranged in a second direction crossing the first direction and parallel to each other in the touch electrode formation region; A plurality of first routing wires connected to the plurality of first touch electrode lines and extending to the routing wire formation region; A plurality of second routing wires connected to the plurality of second touch electrode lines and extending to the routing wire forming region; And a plurality of first electrode connection lines connected to each of the plurality of first touch electrode lines in the touch electrode formation region and arranged in the second direction so as not to contact the second touch electrode lines. It is characterized by that.

In the above configuration, each of the plurality of first touch electrode lines 1-1 connecting a plurality of first touch electrodes and first touch electrodes adjacent in a first direction among the plurality of first touch electrodes It includes first touch electrode blocks comprising a connection part, the first touch electrode blocks are connected in a first direction by a 1-2 connection part, and the plurality of first touch electrode lines are on an insulating film located on an upper layer of the substrate. Is formed.

In addition, a plurality of first electrode connection lines are formed on the substrate, and through a contact hole formed in the insulating layer, the first second connection portions of the first touch electrode lines are sequentially connected from the upper left end to the lower right end. It is connected by a 1:1 correspondence.

In addition, a plurality of first electrode connection lines are formed on the substrate, and half of the plurality of first electrode connection lines are sequentially from the upper left end to the lower center through the contact holes formed in the insulating layer. 1 It is connected in a 1:1 correspondence with the 1-2 connection parts of the touch electrode lines, and the remaining half of the plurality of first electrode connection lines are from the lower center to the right through the other contact holes formed in the insulating layer. The ends are sequentially connected to the first and second connecting portions of the first touch electrode lines in a 1:1 correspondence relationship.

In addition, the plurality of first electrode connection lines are formed on the substrate, and half of the plurality of first electrode connection lines are sequentially from the lower left end to the upper center through the contact holes formed in the insulating layer. It is connected in a 1:1 correspondence with the 1-2 connection parts of the first touch electrode lines, and the remaining half of the plurality of first electrode connection lines are connected from the upper center to the right through the contact holes formed in the insulating layer. The ends are sequentially connected to the first and second connecting portions of the first touch electrode lines in a 1:1 correspondence relationship.

In addition, each of the plurality of second touch electrode lines includes a plurality of second touch electrodes and a second connector connecting second touch electrodes adjacent in a second direction among the plurality of second touch electrodes. And a second connection part is formed on the substrate, and the second touch electrodes are formed on the insulating layer covering the second connection part so as not to contact the first touch electrodes, 2 The touch electrodes are connected to each other by a contact hole formed in the insulating layer and the second connector.

In addition, the plurality of second routing wires are formed on the substrate, and each of the second routing wires is connected to the second routing wire through a contact hole formed in the insulating film.

In addition, each of the plurality of first routing wires includes a 1-1 routing wire formed on the insulating film and a 1-2 routing wire formed on the substrate, and the 1-1 routing wire It is formed to cross the second routing wire, one end of the first routing wire is connected to the first electrode connection line through a contact hole formed in the insulating film, and the other end of the first routing wire It is connected to the 1-2th routing wiring through a contact hole formed in the insulating layer.

The touch sensing panel may further include a ground line formed on the insulating layer so as to surround the outside of the touch electrode formation region and the outside of the region in which the first and second routing wires are formed.

The touch sensing panel may further include a plurality of shielding electrodes extending from the ground line and disposed adjacent to ends of the first electrode connection lines, respectively.

According to the touch sensing panel according to the present invention, a touch sensing panel having a narrow bezel region can be obtained by removing the left or right bezel region by disposing the touch electrode connection lines in the touch electrode formation region.

In addition, since the ground line is disposed to surround the outside of the touch electrode forming area, and shielding electrodes are formed between the ground line and the touch electrode connection lines, it not only blocks static electricity or noise from outside, but also resistance-capacitance. As the delay (Resistance-Capacitance Delay) is reduced, the effect of increasing the touch precision can be obtained.

Further, next, a capacitive touch sensing panel according to a third embodiment of the present invention will be described with reference to FIG. 5. 5 is a plan view of a capacitive touch sensing panel according to a third embodiment of the present invention. In the embodiment of FIG. 5, for simplification of expression, first and second touch electrodes formed in the touch electrode forming area TA are represented by touch electrode lines TS and RS.

In the capacitive touch sensing panel according to the third embodiment of the present invention, a virtual line connecting the contact points of the first touch electrode lines TS and the first touch electrode connection lines Tc is formed to form a V shape. It is the same as the capacitive touch sensing panel according to the first embodiment, except that two first touch electrode connection lines Tc that are symmetrical left and right are connected to one first touch electrode line TS. . Therefore, further description will be omitted.

According to the capacitive touch sensing panel according to the third embodiment of the present invention, signals can be supplied from both sides of one of the first touch electrode lines TS through the two first touch electrode connection lines Tc. Therefore, especially when the touch sensing panel is manufactured in a large size, it is possible to obtain an effect of increasing the touch recognition precision without attenuation of the touch signal.

Next, a capacitive touch sensing panel according to a fourth embodiment of the present invention will be described with reference to FIG. 6. 6 is a plan view of a capacitive touch sensing panel according to a fourth embodiment of the present invention. In the embodiment of FIG. 6, as in the embodiment of FIG. 5, first and second touch electrodes formed in the touch electrode forming area TA are expressed as touch electrode lines TS and RS for simplification of expression. .

In the capacitive touch sensing panel according to the fourth embodiment of the present invention, a virtual line connecting the contact points of the first touch electrode lines TS and the first touch electrode connection lines Tc forms an inverted V shape. It is the same as the capacitive touch sensing panel according to the fourth embodiment, except that the two first touch electrode connection lines Tc, which are symmetrical left and right, are connected to one first touch electrode line TS. Do. Therefore, further description will be omitted.

According to the capacitive touch sensing panel according to the fourth embodiment of the present invention, signals can be supplied from both sides of one of the first touch electrode lines TS through the two first touch electrode connection lines Tc. Therefore, especially when the touch sensing panel is manufactured in a large size, it is possible to obtain an effect of increasing the touch recognition precision without attenuation of the touch signal.

1A is a plan view of a conventional capacitive touch sensing panel,
1B is a cross-sectional view taken along line II′ of FIG. 1A;
2 is a plan view of a capacitive touch sensing panel according to a first embodiment of the present invention;
3A is a cross-sectional view taken along line II′ of FIG. 2;
3B is a cross-sectional view taken along the line II-II' of FIG. 2;
4 is a plan view of a capacitive touch sensing panel according to a second embodiment of the present invention;
5 is a plan view of a capacitive touch sensing panel according to a third embodiment of the present invention;
6 is a plan view of a capacitive touch sensing panel according to a fourth embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The same reference numerals denote the same elements throughout the specification. Among the terms used in the present specification, "touch electrode line" does not mean a line in a general sense, but means that it is electrically connected like a single line.

First, a capacitive touch sensing panel according to a first embodiment of the present invention will be described with reference to FIGS. 2 to 3B. 2 is a plan view of a capacitive touch sensing panel according to an embodiment of the present invention, FIG. 3A is a cross-sectional view taken along line II′ of FIG. 2, and FIG. 3B is a cross-sectional view taken along line II-II′ of FIG. It is a cross-sectional view.

2 to 3B, the capacitive touch sensing panel according to the first embodiment of the present invention includes a touch electrode formation region TA in which touch electrodes are formed, and a bezel region outside the touch electrode formation region. . The bezel region includes a routing wiring formation region RA in which routing wires for sending and receiving signals to and from the touch electrodes formed in the touch electrode formation region TA are formed, and the routing wires and the signal lines of the touch driving circuit (not shown). And a pad forming area PA in which routing pads for connection are formed.

The touch electrode formation region TA includes a plurality of first touch electrode lines TS1 to TS4 arranged on the transparent substrate 100 in a first direction (eg, an x-axis direction), and the first direction And a plurality of second touch electrode lines RS1 to Rx5 arranged in an intersecting second direction (eg, a y-axis direction).

Each of the plurality of first touch electrode lines TS1 to TS4 is a 1-1 connector connecting the plurality of first touch electrodes Tx1 and Tx2 and the neighboring first touch electrodes Tx1 and Tx2 And first touch electrode blocks TB made of Txb1. Each of the plurality of first touch electrode lines TS1 to TS4 also includes 1-2 second connection portions Txb2 connecting neighboring first touch electrode blocks TB. The first touch electrodes Tx1 and Tx2 constituting each of the plurality of first touch electrode lines TS1 to TS4 and the 1-1 and 1-2 connection parts Txb1 and Txb2 are an insulating layer INS. It is formed integrally in the phase. The 1-1 and 1-2 connection portions Txb1 and Txb2 are formed to have a narrower width than the first touch electrodes Tx1 and Tx2.

Each of the plurality of second touch electrode lines RS1 to TS5 is a second touch adjacent to the plurality of second touch electrodes Rx11 to Rx15, Rx21 to Rx25, Rx31 to Rx35, Rx41 to Rx45, and Rx51 to Rx55. It consists of second connection portions Rxb connecting the electrodes Rx. The second connection parts Rxb are formed on the substrate 100, and the second touch electrodes Rx11 to Rx15, Rx21 to Rx25, Rx31 to Rx35, Rx41 to Rx45, and Rx51 to Rx55 are on the substrate 100. It is formed on the insulating layer INS covering the formed second connection portions Rxb. The second touch electrodes Rx11 to Rx15, Rx21 to Rx25, Rx31 to Rx35, Rx41 to Rx45, and Rx51 to Rx55 include the first touch electrodes Tx1 and Tx2, the 1-1 and 1-2 connection parts ( It is formed separately from Txb1 and Txb2). Each of the second connection portions Rxb includes two second touch electrodes Rx11 and Rx12, Rx12 and Rx13, Rx13 and Rx14, Rx14 and Rx15; Rx21 and Rx22, Rx22 and Rx23 adjacent in the second direction (y-axis direction). , Rx23 and Rx24, Rx24 and Rx25, Rx31 and Rx32, Rx32 and Rx33, Rx33 and Rx34, Rx34 and Rx35, Rx41 and Rx42, Rx42 and Rx43, Rx43 and Rx44, Rx44 and Rx45, Rx51 and Rx52, Rx52 and Rx53 And Rx54, Rx54 and Rx55 are connected through the first and second contact holes CH1 and CH2 formed in the insulating layer INS.

The second connection portions Rxb of the second touch electrode lines RS1 to RS5 are formed to cross the 1-1 connection portions Txb1 of the first touch electrode lines TS1 to TS4, but the insulating layer INS Insulation from each other is maintained by this.

The touch electrode formation region TA is disposed between neighboring first touch electrode blocks TB and extends in a second direction (y-axis direction), and a plurality of first touch electrode connection lines Tc1 to parallel to each other. Tc4). The first touch electrode connection lines Tc1 to Tc4 are formed on the substrate 100.

Each of the first touch electrode connection lines Tc1 to Tc4 is connected to each of the first touch electrode lines TS1 to TS4.

Specifically, the 1-1 touch electrode connection line Tc1 of the first column is the first row of the first row through the third contact hole CH3 formed in the second touch electrode line layer INS. It is connected to the 1-2th connection part Txb2 of the touch electrode line TS1.

Similarly, the 1-2th touch electrode connection line Tc2 in the second column is formed through the third contact hole CH3 formed in the second touch electrode line layer INS. ), and the 1-3th touch electrode connection line Tc3 of the third column is connected to the third contact hole CH3 formed in the second touch electrode line layer INS. It is connected to the 1-2th connection part Txb2 of the third touch electrode line TS3 in the first row, and the 1-4th touch electrode connection line Tc4 in the fourth column is formed on the second touch electrode line layer INS. It is connected to the 1-2th connection part Txb2 of the fourth touch electrode line TS4 of the fourth row through the third contact hole CH3.

In this way, by connecting the first touch electrode connection lines Tc1 to Tc4 to the first touch electrode lines TS1 to TS4, respectively, there is no need to form a routing wire in the left or right bezel area. Since the bezel area of can be reduced, a touch sensing panel having a narrow bezel area can be obtained.

The routing wiring formation region RA is formed outside the touch electrode formation region TA in which the first and second touch electrode lines TS1 to TS4 and RS to RS5 are formed, and a plurality of first touch electrode connection lines A plurality of first routing wires TW1 to TW4 respectively connected to the (Tc1 to Tc4), and a plurality of second routing wires RW1 to each connected to the plurality of second touch electrode lines RS1 to RS5. RW5).

The plurality of second routing wires RW1 to RW5 are formed on the substrate 100. End portions of the plurality of second routing wires RW1 to RW5 are second touch electrode lines RS1 to RS5 formed on the insulating layer INS through the fourth contact hole CH4 formed in the insulating layer INS. ), respectively.

Each of the plurality of first routing wirings TW1 to TW4 includes a 1-1 routing wiring TW1a; TW2a; TW3a; TW4a and a 1-2 routing wiring TW1b; TW2b; TW3b; TW4b. . The 1-1 routing wirings TW1a, TW2a, TW3a, and TW4a are formed on the insulating layer INS, and the 1-2 routing wirings TW1b, TW2b, TW3b, and TW4b are formed on the substrate 100. . One end of the 1-1 routing wirings TW1a, TW2a, TW3a, and TW4a is the first touch electrode connection lines Tc1 to Tc4 through the fifth contact hole CH5 formed in the second touch electrode line layer INS. ), respectively. In addition, the other end of the 1-1 routing wirings TW1a, TW2a, TW3a, and TW4a is the 1-2 routing wirings TW1b, TW2b, and TW3b through the sixth contact hole CH6 formed in the insulating layer INS. And TW4b) are connected to one end, respectively.

In the drawing of the embodiment of FIG. 2 described above, the first-first routing wires TW1a, TW2a, TW3a, and TW4a and the second routing wires RW1 to RW4 are shown to cross diagonally, but cross each other at a right angle. It can also be formed. In this way, mutual capacitance between the first-first routing wires TW1a, TW2a, TW3a, and TW4a crossing each other and the second routing wires RW1 to RW4 can be minimized.

The pad forming area PA includes a plurality of first routing pads TP1 to TP4 respectively connected to the other ends of the 1-2 routing lines TW1b, TW2b, TW3b, and TW4b, and a plurality of second routing lines. And a plurality of second routing pads RP1 to RP5 respectively connected to the other ends of the wires RW1 to RW5.

According to the touch sensing panel according to the first embodiment of the present invention described above, the first touch electrode connection lines Tc1 to Tc4 are disposed in the touch electrode formation area TA, and the first touch electrode lines TS1 to By connecting to TS4), it is not necessary to form a routing wire in the left or right bezel area, so that the left or right bezel area can be reduced, so that a touch sensing panel having a narrow bezel area can be obtained.

Next, a capacitive touch sensing panel according to a second embodiment of the present invention will be described with reference to FIG. 4. 4 is a plan view of a capacitive touch sensing panel according to a second embodiment of the present invention.

In the capacitive touch sensing panel according to the second embodiment of the present invention, the ground line GW is disposed to surround the outside of the touch electrode formation area TA, and the ground line GW and the touch electrode connection lines Tc1 to It is the same as the capacitive touch sensing panel according to the first embodiment except that shielding electrodes SE1 to SE4 are formed between Tc4), respectively. Therefore, a description of the configuration overlapping with that of the first embodiment will be omitted.

The ground line GW is formed to surround the outside of the touch electrode formation area TA except for the side where the first and second routing wires TW1 to TW4 and RW1 to RW5 are formed, and the pad formation area PA Both ends are connected to the ground pads GP1 and GP2 disposed on the ground pads GP1 and GP2, respectively. Shielding electrodes SE1 to SE4 are disposed between the ground line GW and the first touch electrode connection lines Tc1 to Tc4, respectively. One ends of the shielding electrodes SE1 to SE4 are connected to the ground line GW, but are separated from the first touch electrode connection lines Tc1 to Tc4. The ground line GW and the shielding electrodes SE1 to SE4 are formed on the insulating layer INS.

According to the capacitive touch sensing panel according to the second embodiment of the present invention, shielding electrodes SE1 to SE4 are disposed between the ground line GW and the first touch electrode connection lines Tc1 to Tc4, , Since the shielding electrodes SE1 to SE4 are connected to the ground line GW, an effect of blocking static electricity or noise introduced from the outside can be obtained. In addition, since the shielding electrodes SE1 to SE4 are formed in an empty space above the first touch electrode connection lines Tc1 to Tc4, the shielding electrodes SE1 to SE4 and the first touch electrodes and the first touch electrodes adjacent thereto are formed. 2 The first mutual capacitances between the touch electrodes are compared to the first touch electrode connection lines Tc1 to Tc4 and the second mutual capacitances between the first and second touch electrodes adjacent thereto. Since there is no significant difference, the resistance-capacitance delay due to the difference in capacitance is reduced compared to the capacitive touch sensing panel according to the first embodiment, so that the effect of increasing the touch precision can be obtained. have.

Next, a capacitive touch sensing panel according to a third embodiment of the present invention will be described with reference to FIG. 5. 5 is a plan view of a capacitive touch sensing panel according to a third embodiment of the present invention. In the embodiment of FIG. 5, for simplification of expression, first and second touch electrodes formed in the touch electrode forming area TA are represented by touch electrode lines TS and RS.

In the capacitive touch sensing panel according to the third embodiment of the present invention, a virtual line connecting the contact points of the first touch electrode lines TS and the first touch electrode connection lines Tc is formed to form a V shape. It is the same as the capacitive touch sensing panel according to the first embodiment, except that two first touch electrode connection lines Tc that are symmetrical left and right are connected to one first touch electrode line TS. . Therefore, further description will be omitted.

According to the capacitive touch sensing panel according to the third embodiment of the present invention, signals can be supplied from both sides of one of the first touch electrode lines TS through the two first touch electrode connection lines Tc. Therefore, especially when the touch sensing panel is manufactured in a large size, it is possible to obtain an effect of increasing the touch recognition precision without attenuation of the touch signal.

Next, a capacitive touch sensing panel according to a fourth embodiment of the present invention will be described with reference to FIG. 6. 6 is a plan view of a capacitive touch sensing panel according to a fourth embodiment of the present invention. In the embodiment of FIG. 6, as in the embodiment of FIG. 5, first and second touch electrodes formed in the touch electrode forming area TA are expressed as touch electrode lines TS and RS for simplification of expression. .

In the capacitive touch sensing panel according to the fourth embodiment of the present invention, a virtual line connecting the contact points of the first touch electrode lines TS and the first touch electrode connection lines Tc forms an inverted V shape. It is the same as the capacitive touch sensing panel according to the fourth embodiment, except that the two first touch electrode connection lines Tc, which are symmetrical left and right, are connected to one first touch electrode line TS. Do. Therefore, further description will be omitted.

According to the capacitive touch sensing panel according to the fourth embodiment of the present invention, signals can be supplied from both sides of one of the first touch electrode lines TS through the two first touch electrode connection lines Tc. Therefore, especially when the touch sensing panel is manufactured in a large size, it is possible to obtain an effect of increasing the touch recognition precision without attenuation of the touch signal.

In the touch sensing panel according to the embodiments of the present invention described above, the transparent substrate 100 includes a liquid crystal display (LCD), a field emission display (FED), and a plasma display panel. It may be an upper substrate of a display device such as a display panel, PDP), an electroluminescence device (EL), an electrophoretic display device, or the like, a substrate of an independent touch sensing panel, or a thin film.

It will be appreciated by those skilled in the art through the above description that various changes and modifications can be made without departing from the technical idea of the present invention. Therefore, the technical scope of the present invention should not be limited to the content described in the detailed description of the invention, but should be determined by the claims.

TA: touch electrode forming area RA: routing wiring forming area
PA: pad formation area TS1 to TS4: first touch electrode line
Tc1 to Tc4: first touch electrode connection line Tx1, Tx2: first touch electrode
TW1~TW5: 1st routing wiring TP1~TP4: 1st routing pad
RS1~RS5: second touch electrode line
Rx11~Rx15, Rx21~Rx25, Rx31~Rx35, Rx41~Rx45, Rx51~Rx55: second touch electrode
RW1~RW5: 2nd routing wiring RP1~RP4: 2nd routing pad

Claims (11)

In the capacitive touch sensing panel comprising a touch electrode forming region and a routing wiring forming region outside the touch electrode forming region,
A plurality of first touch electrode lines arranged in a first direction in the touch electrode formation region and parallel to each other;
A plurality of second touch electrode lines arranged in a second direction crossing the first direction and parallel to each other in the touch electrode formation region;
A plurality of first routing wires connected to the plurality of first touch electrode lines and extending to the routing wire formation region;
A plurality of second routing wires connected to the plurality of second touch electrode lines and extending to the routing wire forming region; And
Each of the plurality of first electrode connection lines connected to one of the plurality of first touch electrode lines in the touch electrode formation region and arranged in the second direction so as not to contact the second touch electrode lines But,
One first touch electrode line is connected to two first electrode connection lines and receives signals from the two first electrode connection lines.
The method of claim 1,
Each of the plurality of first touch electrode lines includes a plurality of first touch electrodes, and a first connecting portion configured to connect first touch electrodes adjacent in a first direction among the plurality of first touch electrodes. Including 1 touch electrode blocks,
The first touch electrode blocks are connected in a first direction by a 1-2 connection part,
The plurality of first touch electrode lines are formed on an insulating layer on an upper layer of a substrate.
The method of claim 2,
The plurality of first electrode connection lines are formed on the substrate, and are connected to the 1-2 connection portions of the first touch electrode lines through a contact hole formed in the insulating layer.
The method of claim 2,
The plurality of first electrode connection lines are formed on the substrate, and half of the plurality of first electrode connection lines are sequentially touched from the upper left end to the lower center through the contact holes formed in the insulating layer. The electrode lines are connected in a 1:1 correspondence relationship with the 1-2 first electrode connection lines, and the remaining half of the plurality of first electrode connection lines go from the lower center to the upper right end through the other contact holes formed in the insulating layer. A touch sensing panel, characterized in that sequentially connected to the 1-2 connection parts of the first touch electrode lines in a 1:1 correspondence relationship.
The method of claim 2,
The plurality of first electrode connection lines are formed on the substrate, and half of the plurality of first electrode connection lines are sequentially touched from the lower left end to the upper center through the contact holes formed in the insulating layer. The electrode lines are connected in a 1:1 correspondence with the 1-2 connection parts, and the remaining half of the plurality of first electrode connection lines are sequentially from the upper center to the upper right end through the contact holes formed in the insulating layer. And connected in a 1:1 correspondence relationship with the 1-2 connection portions of the first touch electrode lines.
The method of claim 2,
Each of the plurality of second touch electrode lines includes a plurality of second touch electrodes and a second connector connecting second touch electrodes adjacent in a second direction among the plurality of second touch electrodes,
The second connection part is formed on the substrate, the second touch electrodes are formed on the insulating layer covering the second connection part so as not to contact the first touch electrodes, and a second touch adjacent in the second direction The electrodes are connected to each other by a contact hole formed in the insulating layer and the second connector.
The method of claim 6,
The plurality of second routing wires are formed on the substrate, and each second routing wire is connected to the second routing wire through a contact hole formed in the insulating film.
The method of claim 7,
Each of the plurality of first routing wires includes a 1-1 routing wire formed on the insulating film, and a 1-2 routing wire formed on the substrate,
The 1-1 routing wiring is formed to cross the second routing wiring,
One end of the 1-1 routing wire is connected to the first electrode connection line through a contact hole formed in the insulating film, and the other end of the 1-1 routing wire is connected to the first electrode through a contact hole formed in the insulating film. 2 Touch-sensitive panel, characterized in that connected to the routing wiring.
The method of claim 2,
And a ground line formed on the insulating layer to surround an outside of the touch electrode forming area and an outside of the area in which the first and second routing wires are formed.
The method of claim 9,
And a plurality of shielding electrodes extending from the ground line and disposed adjacent to ends of the first electrode connection lines. In the capacitive touch sensing panel comprising a touch electrode formation region and a routing wiring formation region outside the touch electrode formation region,
A plurality of first touch electrode lines arranged in a first direction in the touch electrode formation region and parallel to each other;
A plurality of second touch electrode lines arranged in a second direction crossing the first direction and parallel to each other in the touch electrode formation region;
A plurality of first routing wires connected to the plurality of first touch electrode lines and extending to the routing wire formation region;
A plurality of second routing wires connected to the plurality of second touch electrode lines and extending to the routing wire formation region; And
A plurality of first electrode connection lines connected to each of the plurality of first touch electrode lines in the touch electrode formation region and arranged in the second direction so as not to contact the second touch electrode lines;
A ground line formed in the routing line formation region to surround an outside of the touch electrode formation region and an outside of the region in which the first and second routing wires are formed; And
And a plurality of shielding electrodes extending from the ground line to the touch electrode formation region and disposed adjacent to ends of the first electrode connection lines in the touch electrode formation region.

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