TWI581148B - Pressure-sensitive touch panel and pressure-sensitive touch display device - Google Patents

Description

Pressure sensitive touch panel and pressure sensitive touch display device

The present invention relates to a pressure sensitive touch panel and a pressure sensitive touch display device, and more particularly to a touch panel and a pressure sensitive touch panel in which a signal line connecting the force sensor unit is directly disposed on a substrate. Display device.

Generally, the operation principle of the touch panel is to press the panel surface through a finger to electrically change the pressing point, and calculate the position of the pressing point by the amount of electrical change. Different from the electrical types, the more common touch technologies include resistive and capacitive. However, in addition to the positioning of the pressing point, if the strength and weakness of the force at the time of pressing are detected and interpreted, more design changes can be provided for the operation of the human-machine interface and the operation feeling and convenience can be improved.

In a conventional pressure sensitive touch display, a force sensor is fixed to the edge of the display module and covers the touch glass thereon. Each force sensor utilizes a cable connected thereto to transmit a signal to a controller (eg, a controller disposed within the display module) for force sensing or/and touch positioning. However, since the intensity of the sensing signal is usually weak, the signal transmitted by the cable is susceptible to noise generated by the display module. In addition, the winding condition of the cable is difficult to achieve a regular configuration, so that the sensing signals are affected by the noise to different degrees, thereby causing electrical inconsistency and thus the accuracy of the touch positioning is negatively affected. .

One of the main purposes of the present invention is to provide a pressure sensitive touch panel and a pressure sensitive touch display device, which can directly set a signal line of a connection force sensor unit on a substrate, thereby improving the configuration of the signal line. It can improve the transmission stability of the sensing signal and reduce the installation space of the relevant cable, which is beneficial to the manufacturing, testing and assembly.

To achieve the above objective, an embodiment of the present invention provides a pressure sensitive touch panel including a substrate, at least one first signal line, at least one second signal line, and at least one force sensor unit. The first signal line and the second signal line are directly disposed on the same surface of the substrate. The force sensor unit is disposed on the substrate, and the force sensor unit includes a lower electrode, at least one upper electrode, and a material layer. The lower electrode is disposed between the upper electrode and the substrate, and the material layer is interposed between the lower electrode and the upper electrode, the lower electrode is electrically connected to the first signal line, and the upper electrode and the second signal line are transparently transmitted. A dozen lines form an electrical connection.

In the pressure sensitive touch panel of one embodiment of the present invention, the first signal line, the second signal line, and the lower electrode are disposed on the same surface of the substrate.

In the pressure sensitive touch panel of one embodiment of the present invention, the force sensor unit further includes a carrier, a first connection structure, and a second connection structure. The carrier has a first surface and a second surface opposite to the first surface, the second surface faces the substrate, and the lower electrode, the material layer and the upper electrode are disposed on the first surface. The first connecting structure penetrates the carrier, and the lower electrode is electrically connected to the first signal line through the first connecting structure. The second connecting structure penetrates the carrier, and the upper electrode and the second signal line are electrically connected through the wire and the second connecting structure.

In the pressure sensitive touch panel of one embodiment of the present invention, the force sensor unit further includes a plurality of upper electrodes corresponding to the lower electrodes.

In a pressure sensitive touch panel according to an embodiment of the invention, the force sensor unit comprises a resistive force sensor unit, a capacitive force sensor unit or a piezoelectric force sensor unit.

In a pressure sensitive touch panel according to an embodiment of the invention, the material layer of the force sensor unit comprises a dielectric material or a piezoelectric material.

In a pressure sensitive touch panel according to an embodiment of the invention, the substrate comprises a cover plate, a touch sensing substrate, a light guide plate, a module system board or a display panel substrate.

In the pressure sensitive touch panel of one embodiment of the present invention, the first signal line and the second signal line are completely disposed directly on the same surface of the substrate.

To achieve the above objective, an embodiment of the present invention provides a pressure sensitive touch display device including a pressure sensitive touch panel and a display medium. The pressure sensitive touch panel includes a substrate, at least one first signal line, at least one second signal line, and at least one force sensor unit. The first signal line and the second signal line are directly disposed on the same surface of the substrate. The force sensor unit is disposed on the substrate, and the force sensor unit includes a lower electrode, at least one upper electrode, and a material layer. The lower electrode is disposed between the upper electrode and the substrate, and the material layer is interposed between the lower electrode and the upper electrode, the lower electrode is electrically connected to the first signal line, and the upper electrode and the second signal line are transparently transmitted. A dozen lines form an electrical connection. The display medium is disposed on one side of the substrate.

The pressure sensitive touch display device of one embodiment of the present invention further includes an upper substrate and a lower substrate. The display medium is disposed between the upper substrate and the lower substrate, and the upper substrate, the display medium, and the lower substrate constitute a display panel.

In the pressure sensitive touch display device of one embodiment of the present invention, the upper substrate is disposed between the pressure sensitive touch panel and the display medium.

The pressure sensitive touch display device of one embodiment of the present invention further includes an outer frame including a side portion and a bottom portion, the side portion at least partially surrounding the display panel, and the bottom portion being located under the display panel, and at least partially The force sensor unit is disposed between the side of the outer frame and the substrate in a vertical direction.

In a pressure sensitive touch display device according to an embodiment of the present invention, the substrate includes a cover plate and a decorative layer, and at least a portion of the force sensor unit is disposed on the side of the outer frame and decorated in a vertical direction. Between the layers.

In the pressure-sensitive touch display device of the embodiment of the present invention, the substrate includes a touch sensing substrate, and the pressure sensitive touch display device further includes a cover plate disposed on a side of the substrate facing away from the display panel.

The pressure sensitive touch display device of the present invention further includes a touch sensing substrate disposed between the pressure sensitive touch panel and the display panel, and the force sensor unit is disposed in a vertical direction. The sensing substrate is between the substrate and the substrate.

In the pressure sensitive touch display device of one embodiment of the present invention, the lower substrate is disposed between the pressure sensitive touch panel and the display medium.

The pressure sensitive touch display device of one embodiment of the present invention further includes an outer frame including a side portion and a bottom portion, wherein the side portion at least partially surrounds the display panel, and the bottom portion is located under the display panel, and the pressure sensing type The touch panel is disposed between the bottom and the lower substrate, and the force sensor unit is disposed between the substrate and the lower substrate in a vertical direction.

In a pressure sensitive touch display device according to an embodiment of the invention, the substrate comprises a light guide plate or a module system board.

In a pressure sensitive touch display device according to an embodiment of the present invention, the substrate includes a bottom portion of the outer frame, and the force sensor unit is disposed between the substrate and the lower substrate in a vertical direction.

The pressure sensitive touch display device of one embodiment of the present invention further includes a cover plate and a lower substrate. The cover plate is disposed on the same side of the substrate as the first signal line, the second signal line, and the force sensor unit. The substrate is disposed between the cover plate and the display medium. The display medium is disposed between the substrate and the lower substrate, and the substrate, the display medium, and the lower substrate constitute a display panel.

The present invention will be described in detail with reference to the preferred embodiments of the invention,

Please refer to Figure 1 and Figure 2. 1 is a perspective view of a pressure sensitive touch panel according to a first embodiment of the present invention, and FIG. 2 is a cross-sectional view of the pressure sensitive touch panel of the present embodiment. For the convenience of description, the drawings of the present invention are only for the purpose of understanding the present invention, and the detailed proportions thereof can be adjusted according to the design requirements. As shown in FIG. 1 and FIG. 2 , the present embodiment provides a pressure sensitive touch panel 101 including a substrate 10 , at least one first signal line T1 , at least one second signal line T2 , and at least one force sensing. Unit 20. The first signal line T1 and the second signal line T2 are directly disposed on the same surface of the substrate 10. The force sensor unit 20 is disposed on the substrate 10, and the force sensor unit 20 includes a lower electrode 21, at least one upper electrode 22, and a material layer 23. The lower electrode 21 is disposed between the upper electrode 22 and the substrate 10, and the material layer 23 is interposed between the lower electrode 21 and the upper electrode 22. The lower electrode 21 is electrically connected to the first signal line T1, and the upper electrode 22 is connected. An electrical connection is formed between the second signal line T2 and the first signal line W. As shown in FIG. 1 , the pressure sensitive touch panel 101 of the present embodiment may include four force sensor units 20 respectively disposed at four corners of the substrate 10 , but the invention is not limited thereto. In other embodiments of the invention, the number and set position of the force sensor unit 20 can also be adjusted as desired. In addition, the pressure sensitive touch panel 101 may include a plurality of first signal lines T1 and second signal lines T2, and one end of each of the first signal lines T1 and the second signal lines T2 is coupled to the corresponding force sensor unit 20 The other ends of the first signal lines T1 and the second signal lines T2 extend to a bonding region for bonding with an external component 90. The external component 90 may include a printed circuit board (PCB). , flexible printed circuit (FPC) or / and processor, but not limited to this.

As shown in FIGS. 1 and 2, the first signal line T1, the second signal line T2, and the lower electrode 21 of the present embodiment may be disposed on the same surface of the substrate 10. More specifically, the first signal line T1, the second signal line T2, and the lower electrode 21 may be directly disposed on the same surface of the substrate 10, and the first signal line T1, the second signal line T2, and the lower electrode 21 may be the same pattern. The conductive layer is formed, so that the lower electrode 21 and the corresponding first signal line T1 can be integrally formed and directly electrically connected, but not limited thereto. The upper electrode 22 formed above the lower electrode 21 can be electrically connected to the second signal line T2 via the wire W by means of a wire bonding process. In addition, in the embodiment, the substrate 10 may include a glass substrate, a plastic substrate, a ceramic substrate, or other soft or rigid substrate formed of a suitable material. In terms of functionality, the substrate 10 can include a cover plate, a touch sensing substrate, a light guide plate, a module system board, a display panel substrate, or other suitable functional substrate. The force sensor unit 20 of the embodiment may include a resistive force sensor unit, a capacitive force sensor unit, a piezoelectric force sensor unit or other suitable force sensor unit, and the force The material layer 23 of the sensor unit 20 may comprise a dielectric material, a piezoelectric material, or other material suitable for force sensing. In addition, as shown in FIG. 2, the pressure sensitive touch panel 101 may further include a pair of substrates 19 disposed on the force sensor unit 20, and the force sensor unit 20 is clamped in a vertical direction Z. Provided between the substrate 10 and the opposite substrate 19, the force sensor unit 20 can be used to detect the pressing force applied to the substrate 10 or/and the opposite substrate 19 or/and the force sensing using a plurality of discrete arrangements. The unit 20 performs the sensing position together. The vertical direction Z may be substantially orthogonal to the substrate 10, but is not limited thereto.

The first signal line T1 and the second signal line T2 are directly disposed on the same surface of the substrate 10, and the first signal line T1 and the second signal line T2 are preferably disposed directly on the substrate 10 directly. On the surface, it can improve the configuration of the signal line, improve the transmission stability of the sensing signal and reduce the installation space of the relevant cable, which is beneficial to the manufacturing, testing and assembly.

The different embodiments of the present invention are described below, and the following description is mainly for the sake of simplification of the description of the embodiments, and the details are not repeated. In addition, the same elements in the embodiments of the present invention are denoted by the same reference numerals to facilitate the comparison between the embodiments.

Please refer to Figure 3. FIG. 3 is a schematic diagram of a pressure sensitive touch panel 102 according to a second embodiment of the present invention. As shown in FIG. 3 , the difference from the first embodiment is that the force sensor unit 20 of the embodiment further includes a carrier 24 , a first connecting structure 25 and a second connecting structure 26 . The carrier 24 has a first surface 24A and a second surface 24B opposite to the first surface 24A. The second surface 24B faces the substrate 10, and the lower electrode 21, the material layer 23 and the upper electrode 22 are disposed first. On face 24A. The first connection structure 25 and the second connection structure 26 respectively penetrate the carrier 24, and the lower electrode 21 is electrically connected to the first signal line T1 through the first connection structure 25, and between the upper electrode 22 and the second signal line T2. An electrical connection is made through the wire W and the second connection structure 26. It is further explained that the force sensor unit 20 having the upper electrode 22, the material layer 23, the lower electrode 21, the carrier 24, the first connecting structure 25 and the second connecting structure 26 can be separately fabricated and then felt. The detector unit 20 is bonded to the substrate 10 on which the first signal line T1 and the second signal line T2 are formed. For example, the conductive adhesive material 30 can be used for bonding and electrical conduction, but is not limited thereto. In addition, the pressure sensitive touch panel 102 of the present embodiment may optionally include the opposite substrate (not shown) disposed on the force sensor unit 20 as described in the above first embodiment, but Not limited to this.

Please refer to Figure 4. FIG. 4 is a schematic view showing a pressure sensitive touch panel 103 according to a third embodiment of the present invention. As shown in FIG. 4, the difference from the second embodiment is that the force sensor unit 20 of the embodiment may include a plurality of the upper electrodes 22 and a lower electrode 21 corresponding thereto, thereby enabling a single A force sensor unit 20 is used to sense the force application condition in different directions. It should be noted that, in other embodiments of the present invention, a single force sensor unit 20 may also have a plurality of lower electrodes 21 as needed, and the number of upper electrodes 22 and the set position are used to achieve multi-directional sensing force. Effect. In addition, the pressure sensitive touch panel 103 of the present embodiment may optionally include an opposite substrate (not shown) as described in the first embodiment above, but is disposed on the force sensor unit 20, but Not limited to this.

Please refer to Figure 5 and Figure 2. FIG. 5 is a schematic diagram of a pressure sensitive touch display device according to a fourth embodiment of the present invention. As shown in FIG. 5 , the present embodiment provides a pressure sensitive touch display device 901 including a pressure sensitive touch panel 104 and a display medium 41 . The pressure sensitive touch panel 104 includes a substrate 10 , a first signal line T1 , a second signal line T2 , and at least one force sensor unit 20 . As shown in FIG. 5 and FIG. 2, the pressure sensitive touch panel 104 of the present embodiment can be similar to the pressure sensitive touch panel 101 of the first embodiment, that is, the first signal line T1 and the second signal line T2. The force sensor unit 20 is disposed on the same surface of the substrate 10, the force sensor unit 20 is disposed on the substrate 10, the force sensor unit 20 includes a lower electrode 21, an upper electrode 22, and a material layer 23, and the lower electrode 21 is disposed on the upper electrode. Between the substrate 22 and the substrate 10, the material layer 23 is interposed between the lower electrode 21 and the upper electrode 22. The lower electrode 21 is electrically connected to the first signal line T1, and between the upper electrode 22 and the second signal line T2. The electrical connection is made through the wire W. In other words, the difference between the pressure sensitive touch panel 104 of the present embodiment and the pressure sensitive touch panel 101 of the first embodiment is that the substrate 10 of the embodiment may include a cover plate CG and a decorative layer. The force sensor unit 20, the first signal line T1, and the second signal line T2 are disposed on the decorative layer 11, and the pressure sensitive touch panel 104 of the embodiment may not have the pair of the first embodiment. To the substrate. In addition, the force sensor unit 20 of the present embodiment is not limited to the situation of the first embodiment described above, and the force sensor unit of the second embodiment and the third embodiment can also be applied to the embodiment.

As shown in FIG. 5, the display medium 41 is provided on one side of the substrate 10. Further, the pressure sensitive touch display device 901 of the present embodiment further includes an upper substrate 42 , a lower substrate 43 , and an outer frame 50 . The display medium 41 is disposed between the upper substrate 42 and the lower substrate 43, and the upper substrate 42, the display medium 41, and the lower substrate 43 constitute a display panel 201. The upper substrate 42 is disposed between the pressure sensitive touch panel 104 and the display medium 41 , that is, the pressure sensitive touch panel 104 is disposed on one side of the substrate 42 above the display panel 201 . The display panel 201 may include a liquid crystal display panel, an organic light emitting diode (OLED) display panel, an electro-wetting display panel, an e-ink display panel, a plasma display panel, or a single emission. (FED) display panel, but not limited to this. Display medium layer 41 can comprise a liquid crystal material, an organic light emitting material, an ink, an electronic ink, a plasma material, or other suitable display material. The upper substrate 42 and the lower substrate 43 may include an array substrate, a color filter substrate, a package substrate, or a substrate required in other display panels. The outer frame 50 includes a side portion 50A and a bottom portion 50B. The side portion 50A at least partially surrounds the display panel 201. The bottom portion 50B is located below the display panel 201, and at least a portion of the force sensor unit 20 is disposed in the vertical direction Z. Between the side portion 50A of the outer frame 50 and the substrate 10. In other words, the force sensor unit 20 can be sandwiched between the side portion 50A of the outer frame 50 and the decorative layer 11 of the substrate 10, and the force sensor unit 20 is supported by the side portion 50A of the outer frame 50. The sensing condition on the cover plate CG is sensed. It should be noted that, in the pressure sensitive touch display device 901 of the embodiment, other touch sensing elements, such as a capacitive touch sensing element array, may be disposed on the cover plate CG, thereby making it more precise. Touch location sensing, but not limited to this. In addition, the pressure sensitive touch panel 104 and the display panel 201 can be bonded together by using a frame glue or an optical glue (not shown), but not limited thereto.

Please refer to Figure 6. FIG. 6 is a schematic diagram of a pressure sensitive touch display device 902 according to a fifth embodiment of the present invention. As shown in FIG. 6 , the pressure sensitive touch display device 902 further includes a touch sensing substrate 60 disposed on the pressure sensitive touch panel 104 and the display panel 201 . The touch sensing substrate 60 can include a touch sensing component such as a capacitive touch sensing component array, thereby performing more accurate touch positioning sensing, but is not limited thereto. The force sensor unit 20 is disposed between the touch sensing substrate 60 and the substrate 10 in the vertical direction Z, and the frame glue or optical can also be used between the pressure sensitive touch panel 104 and the touch sensing substrate 60. Glue (not shown) is attached, but not limited to this. The pressure sensitive touch panel 104 and the touch sensing substrate 60 of the present embodiment can be partially disposed on the side portion 50A of the outer frame 50, and the side portion 50A of the outer frame 50 provides a supporting effect.

Please refer to Figure 7. FIG. 7 is a schematic diagram of a pressure sensitive touch display device 903 according to a sixth embodiment of the present invention. As shown in FIG. 7 , the difference between the pressure sensitive touch panel 104 and the touch sensing substrate 60 of the present embodiment is not disposed on the side portion 50A of the outer frame 50. The side portion 50A of the outer frame 50 can only surround the pressure sensitive touch panel 104, the touch sensing substrate 60, and the display panel 201, thereby achieving the effect of protection and fixation.

Please refer to Figure 8. FIG. 8 is a schematic diagram of a pressure sensitive touch display device 904 according to a seventh embodiment of the present invention. As shown in FIG. 8 , the difference from the sixth embodiment is that the substrate 10 of the present embodiment can be a touch sensing substrate and includes a touch sensing component such as a capacitive touch sensing component array. More accurate touch position sensing is performed, but not limited to this. The substrate 10 (ie, the touch sensing substrate of the present embodiment) and the first signal line T1, the second signal line T2, and the force sensor unit 20 disposed thereon constitute the pressure sensitive touch panel 105 of the present embodiment. . In other words, the pressure sensitive touch display device 904 can further include a cover plate CG and the decorative layer 11 disposed on one side of the substrate 10 facing away from the display panel 201, and the cover plate CG and the display panel 201 are respectively aligned in the vertical direction Z. Located on different sides of the pressure sensitive touch panel 105.

Please refer to Figure 9. FIG. 9 is a schematic diagram of a pressure sensitive touch display device 905 according to an eighth embodiment of the present invention. As shown in FIG. 9 , the difference from the seventh embodiment is that the substrate 10 of the embodiment may include a module system board (for example, a PCB board), a light guide board, or other suitable optical film sheets disposed on the display. The panel 201 and the bottom portion 50B of the outer frame 50, and the substrate 10 of the present embodiment and the first signal line T1, the second signal line T2 and the force sensor unit 20 disposed thereon constitute the pressure sense of the embodiment. Touch panel 106. The pressure sensitive touch panel 106 is disposed between the bottom 50B of the outer frame 50 and the lower substrate 43 of the display panel 201. The lower substrate 43 of the display panel 201 is disposed between the pressure sensitive touch panel 106 and the display medium 41. The force sensor unit 20 is disposed between the substrate 10 and the lower substrate 43 in the vertical direction Z.

Please refer to Figure 10. FIG. 10 is a schematic diagram of a pressure sensitive touch display device 906 according to a ninth embodiment of the present invention. As shown in FIG. 10, the difference from the eighth embodiment is that the substrate 10 of the embodiment can be the bottom of the outer frame 50, and the substrate 10 of the embodiment (ie, the bottom of the frame 50 outside the embodiment). The first signal line T1, the second signal line T2, and the force sensor unit 20 disposed thereon constitute the pressure-sensitive touch panel 107 of the present embodiment. In other words, the first signal line T1, the second signal line T2, and the force sensor unit 20 of the embodiment are disposed on the bottom of the outer frame 50, and the force sensor unit 20 is disposed in the vertical direction Z. The substrate 10 (ie, the bottom of the frame 50 outside the present embodiment) and the substrate 43 below the display panel 201.

Please refer to Figure 11. FIG. 11 is a schematic view showing a pressure sensitive touch display device 907 according to a tenth embodiment of the present invention. As shown in FIG. 11 , the difference from the fourth embodiment is that the substrate 10 of the embodiment can be regarded as a substrate above the display panel 202 , and the display medium 41 is disposed between the substrate 10 and the lower substrate 43 . The display panel 202 can be composed of the substrate 10, the display medium 41, and the lower substrate 43. The substrate 10 (and the upper substrate of the display panel 202 of the present embodiment) and the first signal line T1, the second signal line T2, and the force sensor unit 20 disposed thereon constitute the pressure sensitive touch panel of the embodiment. 108. In other words, the substrate 10 of the present embodiment is shared by the display panel 202 and the pressure sensitive touch panel 108, but is not limited thereto. In addition, the pressure sensitive touch display device 907 may further include a cover plate CG and the decorative layer 11 disposed on one side of the substrate 10 facing away from the display medium 41, and the cover plate CG and the display medium 41 are respectively located in the vertical direction Z. Different sides of the inductive touch panel 108. In this embodiment, the force sensor unit 20 is sandwiched between the substrate 10 (ie, the substrate above the display panel 202 of the present embodiment) and the decorative layer 11 in the vertical direction Z, and the cover plate CG system and the A signal line T1, a second signal line T2, and a force sensor unit 20 are disposed on the same side of the substrate 10, and the substrate 10 is disposed between the cover plate CG and the display medium 41.

In summary, in the pressure sensitive touch panel and the pressure sensitive touch display device of the present invention, the signal line connected to the force sensor unit is directly disposed on the substrate, thereby improving the configuration problem of the signal line. It can improve the transmission stability of the sensing signal and reduce the installation space of the relevant cable, which is beneficial to the manufacturing, testing and assembly. In addition, the substrate for setting the force sensor unit and the signal line in the present invention may be a component required in the original display device or the touch display device, such as a cover plate, a touch sensing substrate, a light guide plate, and a module. The system board, the substrate of the display panel or the bottom of the outer frame, etc., thereby achieving the effect of simplifying the structure. The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should be within the scope of the present invention.

10 substrate 11 decorative layer 19 opposite substrate 20 force sensor unit 21 lower electrode 22 upper electrode 23 material layer 24 carrier plate 24A first face 24B second face 25 first connection structure 26 second connection structure 30 conductive adhesive material 41 Display medium 42 upper substrate 43 lower substrate 50 outer frame 50A External element 90 on the bottom side of the touch sensing portion of the substrate 50B 60 101-108 201-202 pressure sensitive touch panel display surface

901-907‧‧‧Pressure touch display device

CG‧‧‧covering board

T1‧‧‧ first signal line

T2‧‧‧second signal line

W‧‧‧Line

Z‧‧‧Vertical direction

FIG. 1 is a perspective view of a pressure sensitive touch panel according to a first embodiment of the present invention. FIG. 2 is a cross-sectional view showing the pressure sensitive touch panel of the first embodiment of the present invention. FIG. 3 is a schematic view showing a pressure sensitive touch panel according to a second embodiment of the present invention. FIG. 4 is a schematic view showing a pressure sensitive touch panel according to a third embodiment of the present invention. FIG. 5 is a schematic diagram of a pressure sensitive touch display device according to a fourth embodiment of the present invention. FIG. 6 is a schematic diagram of a pressure sensitive touch display device according to a fifth embodiment of the present invention. FIG. 7 is a schematic diagram of a pressure sensitive touch display device according to a sixth embodiment of the present invention. FIG. 8 is a schematic diagram of a pressure sensitive touch display device according to a seventh embodiment of the present invention. FIG. 9 is a schematic view showing a pressure sensitive touch display device according to an eighth embodiment of the present invention. FIG. 10 is a schematic view showing a pressure sensitive touch display device according to a ninth embodiment of the present invention. 11 is a schematic view showing a pressure sensitive touch display device according to a tenth embodiment of the present invention.

10 Substrate 20 Force sensor unit 90 External components 101 Pressure sensitive touch panel T1 First signal line T2 Second signal line

Claims (19)

A pressure sensitive touch panel comprising: a substrate; at least one first signal line and at least one second signal line disposed directly on the same side of the substrate; and at least one force sensor unit disposed on the substrate The force sensor unit includes: a lower electrode; at least one upper electrode, wherein the lower electrode is disposed between the upper electrode and the substrate; and a material layer sandwiched between the lower electrode and the upper electrode The lower electrode is electrically connected to the first signal line, and the upper electrode and the second signal line are electrically connected through a single line. The pressure sensitive touch panel of claim 1, wherein the first signal line, the second signal line, and the lower electrode are disposed on the same side of the substrate. The pressure sensor type touch panel of claim 1, wherein the force sensor unit further comprises: a carrier board, wherein the carrier board has a first side and a second side opposite to the first side, The second surface faces the substrate, and the lower electrode, the material layer and the upper electrode are disposed on the first surface; a first connecting structure penetrates the carrier, wherein the lower electrode transmits the first a connection structure electrically connected to the first signal line; and a second connection structure extending through the carrier, wherein the upper electrode and the second signal line pass through the wire and the second connection structure forms an electrical property connection. The pressure-sensitive touch panel of claim 1, wherein the force sensor unit further comprises a plurality of the upper electrodes corresponding to the lower electrodes. The pressure sensitive touch panel of claim 1, wherein the force sensor unit comprises a resistive force sensor unit, a capacitive force sensor unit or a piezoelectric force sensor unit. The pressure sensitive touch panel of claim 1, wherein the material layer of the force sensor unit comprises a dielectric material or a piezoelectric material. The pressure sensitive touch panel of claim 1, wherein the substrate comprises a cover plate, a touch sensing substrate, a light guide plate, a module system board or a display panel. A pressure sensitive touch display device comprising: the pressure sensitive touch panel according to claim 1; and a display medium disposed on one side of the substrate. The pressure sensitive touch display device of claim 8, further comprising: an upper substrate; and a lower substrate, wherein the display medium is disposed between the upper substrate and the lower substrate, and the upper substrate, the display The medium and the lower substrate constitute a display panel. The pressure sensitive touch display device of claim 9, wherein the upper substrate is disposed between the pressure sensitive touch panel and the display medium. The pressure sensitive touch display device of claim 10, further comprising: an outer frame comprising a side portion and a bottom portion, wherein the side portion at least partially surrounds the display panel, the bottom portion being located below the display panel And at least a portion of the force sensor unit is disposed between the side of the outer frame and the substrate in a vertical direction. The pressure sensitive touch display device of claim 11, wherein the substrate comprises a cover plate and a decorative layer, and at least a portion of the force sensor unit is disposed on the outer frame in the vertical direction. Between the side and the decorative layer. The pressure sensitive touch display device of claim 11, wherein the substrate comprises a touch sensing substrate, and the pressure sensitive touch display device further comprises a cover plate disposed on the substrate opposite to the display panel One side. The pressure sensitive touch display device of claim 10, further comprising: a touch sensing substrate disposed between the pressure sensitive touch panel and the display panel, wherein the force sensor unit is A vertical direction is disposed between the touch sensing substrate and the substrate. The pressure sensitive touch display device of claim 9, wherein the lower substrate is disposed between the pressure sensitive touch panel and the display medium. The pressure sensitive touch display device of claim 15 further comprising: an outer frame comprising a side portion and a bottom portion, wherein the side portion at least partially surrounds the display panel, the bottom portion being located below the display panel The pressure sensitive touch panel is disposed between the bottom and the lower substrate, and the force sensor unit is disposed on the substrate and the bottom in a vertical direction. Between the substrates. The pressure sensitive touch display device of claim 16, wherein the substrate comprises a light guide plate or a module system board. The pressure sensitive touch display device of claim 15, wherein the substrate comprises a bottom of a frame, and the force sensor unit is disposed between the substrate and the lower substrate in a vertical direction. The pressure-sensitive touch display device of claim 8, further comprising: a cover plate, wherein the first signal line, the second signal line, and the force sensor unit are disposed on a same side of the substrate, wherein The substrate is disposed between the cover plate and the display medium; and the lower substrate, wherein the display medium is disposed between the substrate and the lower substrate, and the substrate, the display medium, and the lower substrate constitute a display panel .