KR20170096476A - Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor - Google Patents

Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor Download PDF

Info

Publication number
KR20170096476A
KR20170096476A KR1020160017899A KR20160017899A KR20170096476A KR 20170096476 A KR20170096476 A KR 20170096476A KR 1020160017899 A KR1020160017899 A KR 1020160017899A KR 20160017899 A KR20160017899 A KR 20160017899A KR 20170096476 A KR20170096476 A KR 20170096476A
Authority
KR
South Korea
Prior art keywords
touch
electrode
sensing
disposed
substrate
Prior art date
Application number
KR1020160017899A
Other languages
Korean (ko)
Inventor
진병수
Original Assignee
주식회사 아모센스
주식회사 아모그린텍
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 아모센스, 주식회사 아모그린텍 filed Critical 주식회사 아모센스
Priority to KR1020160017899A priority Critical patent/KR20170096476A/en
Publication of KR20170096476A publication Critical patent/KR20170096476A/en

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices

Abstract

The present invention relates to a touch pressure sensor and a touch screen panel including the same. The touch pressure sensor includes an elastic supporter bonded to a transparent adhesive layer disposed between a cover material of the touch screen panel and a display panel unit, a first electrode member for sensing pressure which is disposed on the upper side of the elastic supporter, and a second electrode member for sensing pressure which is disposed on the lower side of the elastic supporter. Accordingly, the thickness of the touch pressure sensor and the thickness of the touch screen panel become slimmer. The satisfaction and competitiveness of a product can be improved by reducing a weight thereof. A manufacturing process can be simplified and manufacturing costs can be reduced by manufacturing the touch pressure sensor and a touch sensor of the touch screen panel together.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a touch sensor,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a touch pressure sensing sensor and a method of manufacturing the touch pressure sensing sensor, and more particularly, to a touch sensor which is mounted on a transparent adhesive layer of a touch screen panel.

Generally, a touch screen panel is manufactured by attaching a touch sensor having a transparent electrode to a transparent glass to a cover glass.

The touch screen panel senses a touch on the screen in a capacitive manner using the touch sensor.

In addition, the touch screen panel senses two-dimensional sensing by the touch sensor, that is, sensing of the touch on the plane of the screen and only the position on the detected plane.

Accordingly, a touch pressure sensing sensor for a touch screen panel has been proposed in which a touch pressure is sensed to satisfy various demands of a user and the installed program or application is separately executed according to the touch pressure.

The touch pressure sensor for a touch screen panel is typically disposed on the lower side of the display panel unit and senses the pressure applied from the cover substrate of the touch screen panel through the display panel unit.

The conventional touch pressure sensor for a touch screen panel has electrodes for generating capacitance change values or resistance change values separately on the upper and lower sides and electrodes on the upper and lower surfaces of the elastic supporter There is a problem that the thickness is increased because the substrate is provided.

The conventional touch screen panel to which the touch pressure sensor for a touch screen panel is applied has a problem in that the thickness and the weight of the touch screen panel are increased by disposing the touch pressure sensor for the touch screen panel on the lower side of the display panel unit.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and it is an object of the present invention to provide a light and slim touch pressure sensor provided in a transparent adhesive layer between a cover substrate of a touch screen panel and a display panel unit, .

According to an aspect of the present invention, there is provided a touch pressure sensor including a transparent adhesive layer disposed between a cover substrate of a touch screen panel and a display panel unit, an elastic supporter adhered to the transparent adhesive layer, A first electrode member for pressure sensing disposed on the upper side, and a second electrode member for pressure sensing disposed on a lower side of the elastic support member.

In the present invention, the elastic support may be an elastic membrane member formed of a fibrous body.

In the present invention, the elastic membrane member may be a nanofiber member formed of nanofibers.

In the present invention, the conductive powder may be distributed in the fibers of the fibrous body.

In the present invention, the elastic membrane member may include an elastic gel member inserted into spaces between fibers of the fiber body.

In the present invention, at least one of the pressure sensing first electrode member and the pressure sensing second electrode member may have an air vent hole for discharging air in the elastic membrane member.

The touch pressure sensing sensor according to an embodiment of the present invention may further include a sealing member closing the air vent hole.

According to an aspect of the present invention, there is provided a touch screen panel including a display panel unit for outputting a screen, a cover substrate for covering a screen of the display panel unit, A touch sensor unit arranged to sense a user touching the cover substrate, a transparent adhesive layer disposed between the cover substrate and the display panel unit; An elastic supporting member adhered to the transparent adhesive layer, a first electrode member for pressure sensing disposed on the upper side of the elastic supporting member, and a second electrode member for pressure sensing disposed on the lower side of the elastic supporting member.

In the present invention, the elastic supporter, the first electrode member for pressure sensing, and the second electrode member for pressure sensing may be disposed on the lower side of the bezel portion in the cover base.

The transparent adhesive layer may be disposed between the touch sensor unit and the cover substrate and may include a cover transparent bonding member to which the touch sensor unit and the cover substrate are bonded, And a panel transparent bonding member to which the touch sensor unit and the display panel unit are adhered, wherein the elastic supporting member is adhered to one of the cover transparent bonding member and the panel transparent bonding member.

The touch sensor unit may include a first substrate having a first touch sensing electrode for sensing a touch and a second substrate having a second touch sensing electrode for sensing a touch, And a substrate transparent bonding member which is disposed between the substrate and the second substrate and to which the first substrate and the second substrate are adhered, wherein the elastic support is adhered to the substrate transparent adhesion member.

The touch sensor unit may include a first touch sensing electrode and a second touch sensing electrode for sensing a touch, the first electrode member for sensing the pressure may be formed on the same plane as the first touch sensing electrode, The second electrode member for pressure sensing may be formed on the same plane as the second touch sensing electrode.

The touch sensor unit may include a first touch sensing electrode and a second touch sensing electrode for sensing a touch, and the first touch sensing electrode and the second touch sensing electrode may be disposed opposite to each other, Either the first touch sensing electrode or the second touch sensing electrode may be a ground electrode.

The touch sensor unit may include a first substrate having a first touch sensing electrode for sensing a touch and a second substrate having a second touch sensing electrode for sensing a touch, Is formed on the first substrate together with the first touch sensing electrode and is disposed on a bezel portion of the cover substrate, and the second electrode member for pressure sensing is formed on the second substrate together with the second touch sensing electrode And may be formed to be disposed on the bezel portion of the cover substrate.

In the present invention, the elastic support may be an elastic membrane member formed of a fibrous body.

In the present invention, the elastic membrane member may be a nanofiber member formed of nanofibers.

In the present invention, the conductive powder may be distributed in the fibers of the fibrous body.

In the present invention, the elastic membrane member may include an elastic gel member inserted into spaces between fibers of the fiber body.

In the present invention, at least one of the pressure sensing first electrode member and the pressure sensing second electrode member may have an air vent hole for discharging air in the elastic membrane member.

The touch screen panel according to an embodiment of the present invention may further include a sealing member closing the air vent hole.

The present invention is provided in a transparent adhesive layer of a touch screen panel, thereby making the thickness of the touch pressure sensing sensor and the touch screen panel slimmer and reducing the weight, thereby improving the satisfaction and the competitiveness of the product.

Since the touch sensor of the touch screen panel and the touch pressure sensor can be manufactured together, the manufacturing process can be simplified and the manufacturing cost can be greatly reduced.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan view showing the arrangement position of an elastic supporter in a touch pressure sensor and a touch screen panel including the same according to the present invention. Fig.
FIG. 2 is a plan view showing an arrangement position of the first electrode member for pressure sensing in the touch-sensitive sensor according to the present invention and a touch screen panel including the touch-
FIG. 3 is a plan view showing an arrangement position of the second electrode member for pressure sensing in the touch-sensitive sensor according to the present invention and a touch screen panel including the touch-
FIG. 4 is an enlarged cross-sectional view of a touch sensor panel according to an embodiment of the present invention.
FIG. 5 is a schematic view illustrating an elastic supporting body in a touch pressure sensing sensor and a touch screen panel including the same according to the present invention. FIG.

The present invention will now be described in detail with reference to the accompanying drawings. Hereinafter, a repeated description, a known function that may obscure the gist of the present invention, and a detailed description of the configuration will be omitted. Embodiments of the present invention are provided to more fully describe the present invention to those skilled in the art. Accordingly, the shapes and sizes of the elements in the drawings and the like can be exaggerated for clarity.

FIG. 1 is a plan view showing an arrangement position of an elastic supporter 500 in a touch pressure sensor according to the present invention and a touch screen panel including the touch sensor. FIG. 2 is a perspective view of a touch pressure sensor according to the present invention, FIG. 3 is a plan view showing a position of a first electrode member 600 for pressure sensing in a panel according to an embodiment of the present invention. FIG. Fig.

4 is an enlarged cross-sectional view illustrating an embodiment of a touch pressure sensor and a touch screen panel including the same according to the present invention.

1 to 4, a touch pressure sensor according to an exemplary embodiment of the present invention includes a transparent adhesive layer 400 disposed between a cover substrate 100 of a touch screen panel and a display panel unit 200, A first electrode member 600 for pressure sensing disposed on the upper side of the elastic supporter 500 and a second electrode member 600 for pressure sensing disposed on the lower side of the elastic supporter 500, 700).

The touch screen panel according to an embodiment of the present invention includes a display panel unit 200 for outputting a screen, a cover substrate 100 for covering a screen of the display panel unit 200, A touch sensor unit 300 disposed between the cover substrate 100 and the display panel unit 200 and sensing a user touching the cover substrate 100; A first electrode member 600 disposed on the upper side of the elastic supporter 500 and a second electrode member 600 disposed on the elastic supporter 500. The elastic supporter 500 is inserted into the transparent adhesive layer 400, And a second electrode member 700 for sensing the pressure, which is disposed on the lower side of the second electrode member 700.

The elastic supporter 500 is disposed at a position corresponding to the bezel portion 110 of the cover base 100.

The elastic supporter 500 is inserted into the transparent adhesive layer 400 and is disposed.

The elastic supporter 500 may be formed on the transparent adhesive layer 400 by applying, attaching, printing, or the like.

That is, the elastic supporter 500 is inserted into the transparent adhesive layer 400 at the lower side of the bezel portion 110, which is an opaque portion surrounding the transparent portion on which the screen is displayed in the cover substrate 100.

5 is a schematic view illustrating one embodiment of the elastic supporter 500 according to the present invention. Referring to FIG. 5, the elastic membrane member 510 is formed of a fibrous body.

The elastic membrane member 510 is a member of a nanofiber formed of a nanofiber 511, and the conductive powder 511a is distributed in the nanofiber 511.

The nanofiber member is formed by mixing a polymer material having chemical resistance with the conductive powder 511a, and polymerizing the polymer material mixed with the conductive powder 511a by spinning it into a nanofiber form using an electrospinning method.

More specifically, the nanofiber member is manufactured by electrospinning using a polymer spinning solution containing a polymer resin, a conductive powder 511a and a solvent.

The polymer resin may be one of PVDF (polyvinylidene fluoride), PS (polystyrene), PMMA (poly (methylmethacrylate)) and PAN.

The conductive powder 511a may be a spherical silver powder or may be copper powder, aluminum powder, gold powder, or a mixture of two or more conductive powders 511a.

The conductive powder 511a is contained in the polymer spinning solution and is inserted into the nanofiber 511 by the electrospinning process and evenly distributed.

It is noted that the elastic supporter 500 may be formed of a gel material other than the elastic membrane member 510 or may be variously modified into a sheet or a film body of an elastic material.

The elastic membrane member 510 is formed to have a thickness smaller than the thickness before being compressed in the state where the first electrode member 600 for pressure sensing is disposed on the upper surface, And the elastic restoring force is increased because the thickness is reduced by being compressed in the manufactured state.

When the thickness of the elastic membrane member 510 before compression is d 2 and the thickness after compression is d 1 , the thickness after compression preferably satisfies 0.2 × d 2 ≦ d 1 ≦ 0.9 × d 2 .

The thickness of the elastic membrane member 510 is 10 to 20 占 퐉, for example, and the fibers of the elastic membrane member 510 have a diameter of 600 to 700nm.

The thickness d 1 of the elastic membrane member 510 and the fiber diameter d 3 of the elastic membrane member 510 preferably satisfy d 1 : d 3 = 1 to 2: 0.03 to 0.007.

The first electrode member 600 for pressure sensing includes a plurality of electrode patterns. The electrode pattern is pressed upon compression of the elastic membrane member 510 to be inserted into the elastic membrane member 510, .

In addition, the second electrode member for pressure sensing 700 may include a plurality of electrode patterns corresponding to the first electrode member 600 for sensing the pressure.

In addition, the elastic membrane member 510 may further include an elastic gel member (not shown) inserted into spaces between fibers of the fiber body. The elastic gel member is a silicone gel.

1 to 4, the transparent adhesive layer 400 may be disposed between the touch sensor unit 300 and the cover substrate 100 to define the touch sensor unit 300 and the cover substrate 100, And a cover transparent bonding member 410 to which the cover transparent bonding member 410 is adhered.

The touch sensor unit 300 includes a first substrate 310 on which a first touch sensing electrode 311 for sensing a touch is formed and a second substrate 310 on which a second touch sensing electrode 321 for sensing a touch is formed. Wherein the transparent adhesive layer 400 is disposed between the first substrate 310 and the second substrate 320 so that the first substrate 310 and the second substrate 320 And a substrate transparent bonding member 420 to be adhered.

The cover transparent bonding member 410 is disposed between the first substrate 310 and the cover substrate 100 and is bonded to the first substrate 310 and the cover substrate 100. [

The first touch sensing electrode 311 and the second touch sensing electrode 321 may be opposed to each other and the first touch sensing electrode 311 and the second touch sensing electrode 321 May be a ground electrode. That is, the first touch sensing electrode 311 and the second touch sensing electrode 321 are disposed to face each other with the base transparent bonding member 420 interposed therebetween.

The transparent adhesive layer 400 may be disposed between the touch sensor unit 300 and the display panel unit 200 and may include a panel transparent bonding member 430 for bonding the touch sensor unit 300 and the display panel unit 200 ).

The elastic supporter 500 may be attached to any one of the cover transparent bonding member 410, the substrate transparent bonding member 420 and the panel transparent bonding member 430. In the present invention, The base transparent bonding member 420 is adhered and disposed.

Although not shown, the touch sensor unit 300 may include the first touch sensing electrode 311 and the second touch sensing electrode 321 on a single substrate. In this case, The second electrode member for pressure sensing 700 is disposed on the transparent adhesive layer 400 disposed between the substrate of the touch sensor unit 300 and the cover substrate 100, Sensing electrode 311 and the second touch sensing electrode 321 and the pressure sensing first electrode member 600 is formed on the lower surface of the bezel portion 110 of the cover base 100 As an example, and may be formed on a separate substrate.

The first base material 310 and the second base material 320 may be PI films and may be selected from the group consisting of PEN (Polyethylene Naphthalate) film, PET (polyethylene terephthalate) film, PC (Polycarbonate) film and PSS Or a transparent or translucent film such as an engineering plastic other than the above may be used.

The first touch sensing electrode 311 and the second touch sensing electrode 321 are electrically connected to each other and a current flows through the front surface of the first substrate 310 and the front surface of the second substrate 320, And is formed in such a shape that a current can flow evenly in a touch region that the user touches.

When the first touch sensing electrode 311 and the second touch sensing electrode 321 are seated on the display panel unit 200 of the touch screen panel, It is preferable that the first substrate 320 and the second substrate 320 are designed to have a pattern shape capable of uniformly flowing current and securing visibility.

The first touch sensing electrode 311 is an Rx electrode and the second touch sensing electrode 321 is a Tx electrode. The Rx electrode of the first touch sensing electrode 311 is an electrode or a plurality And the Tx electrode of the second touch sensing electrode 321 may be formed of an electrode having a plurality of patterns and a ground electrode connected to the entire Tx electrode.

The first touch sensing electrode 311 and the second touch sensing electrode 321 are electrically connected to a plurality of electrodes electrically connected to each other by an electrode for sensing whether a touch occurs on the cover substrate 100 and a position where a touch is generated, Pattern, and is a known electrode for touch sensing, and a detailed description thereof is omitted.

The first electrode member 600 for pressure sensing and the second electrode member 700 for pressure sensing are disposed on the bezel portion 110 of the cover base 100 from below the cover base 100, A first circuit connection for pressure sensing for electrically connecting the electrode patterns of the first electrode member 600 for pressure sensing to the first electrode member 600 for connecting the pressure sensing first electrode member 600 to another control circuit Sensing second circuit connection electrode for electrically connecting the electrode and the electrode pattern of the pressure sensing second electrode member 700 to each other and for connecting the pressure sensing second electrode member 700 to another control circuit .

The bezel 110 of the cover substrate 100 may be electrically connected to the first touch sensing electrode 311 by electrically connecting electrode patterns of the first touch sensing electrode 311 to another control circuit A second circuit for touch sensing for electrically connecting a first circuit connection electrode for touch sensing and an electrode pattern of the second touch sensing electrode 321 to each other and for connecting the second touch sensing electrode 321 to another control circuit, A connecting electrode can be disposed.

The first electrode member 600 for pressure sensing is formed on the first base member 310 together with the first touch sensing electrode 311 and the second electrode member for pressure sensing 700 is formed on the first base member 310, And the second touch sensing electrode 321 is formed on the substrate 320 together with the second touch sensing electrode 321.

2 is a plan view showing the first touch sensing electrode 311, that is, the Rx electrode, formed on the first substrate 310 in the present invention. On the first substrate 310, And the first electrode member 600 for pressure sensing is formed at a portion corresponding to the bezel of the pressure sensing member 100.

The first electrode member for pressure sensing 600 may include a plurality of electrode patterns disposed at a portion corresponding to the bezel of the cover substrate so as to be spaced around the first touch sensing electrode 311, It is possible to have a shape.

That is, the first electrode member 600 for pressure sensing may be disposed on the same plane as the first touch sensing electrode 311 and may be disposed corresponding to the bezel 110 of the cover substrate.

3 is a plan view showing the second touch sensing electrode 321 formed on the second substrate 320 in the present invention, and FIG. 3 is a plan view of the second touch sensing electrode 321 formed on the second substrate 320, And the second electrode member 700 for sensing the pressure is formed in a portion thereof.

A first electrode member 600 for pressure sensing disposed on the upper side of the elastic supporter 500 and a second electrode member 700 for pressure sensing disposed on the lower side of the elastic supporter 500 .

The second electrode member for pressure sensing 700 may include a plurality of electrode patterns disposed at a portion corresponding to the bezel of the cover substrate so as to be spaced around the second touch sensing electrode 321, It is possible to have a shape.

That is, the second electrode member for pressure sensing 700 may be disposed on the same plane as the second touch sensing electrode 321, corresponding to the bezel portion 110 of the cover substrate.

The first electrode member 600 for pressure sensing and the second electrode member for pressure sensing 700 can be manufactured together with the touch sensor unit 300 to simplify the manufacturing process and improve productivity .

4, the elastic supporter 500 is disposed on the upper side of the pressure sensing second electrode member 700 formed on the same plane as the second touch sensing electrode 321 Is adhered to the transparent adhesive layer 400, that is, the base transparent bonding member 420, as shown in FIG.

An air vent hole 800 for discharging air in the elastic membrane member 510 may be formed on at least one of the first electrode member 600 for pressure sensing and the second electrode member 700 for pressure sensing have.

The air vent hole 800 is formed by sequentially stacking the pressure sensing second electrode member 700, the transparent bonding layer 400, the elastic membrane member 510, and the first electrode member 600 for pressure sensing The compression spring force and the restoring force of the elastic membrane member 510 are maximized by discharging and removing the air in the elastic membrane member 510. [

The air vent holes 800 may be formed in the respective electrode patterns of the first electrode member 600 for pressure sensing and the respective electrode patterns of the second electrode member 700 for pressure sensing, When the first electrode member 600 is formed on the first substrate 310 and the second electrode member 700 for sensing is formed on the second substrate 320, Is formed through the first substrate (600) and the first substrate (310), and is formed to penetrate through the second electrode member (700) for pressure sensing and the second substrate (320).

The second electrode member 700 for pressure sensing, the transparent adhesive layer 400, the elastic membrane member 510 and the first electrode member 600 for pressure sensing are stacked in order, and then the first substrate 310 A pressing roll (not shown) is in contact with at least one of the upper surface of the first substrate 310 and the upper surface of the second substrate 320 to pressurize the first substrate 310 and the second substrate 320 As an example.

The air vent hole 800 is disposed at an end of each electrode pattern of the pressure sensing first electrode member 600 in a direction in which the pressure roll is moved, And is disposed at the end of the electrode pattern.

The air discharge hole 800 can be adjusted in size according to the moving speed and the pressure of the pressing roll, and has a diameter of 0.01 mm to 5 mm, for example.

Although not shown, the touch pressure sensor according to the present invention may further include a sealing member (not shown) for sealing the air vent hole 800. It is noted that the sealing member can be variously modified to any example that closes the air vent hole 800.

The present invention is installed in the transparent adhesive layer 400 of the touch screen panel to make the thickness of the touch pressure sensing sensor and the touch screen panel slimmer and reduce the weight so as to improve the satisfaction of the product and the competitiveness.

The present invention can be manufactured together with the touch sensor of the touch screen panel, thereby simplifying the manufacturing process and greatly reducing the manufacturing cost.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the above teachings. will be.

100: cover base 110: bezel portion
200: display panel unit 300: touch sensor unit
310: first substrate 311: first touch sensing electrode
320: second substrate 321: second touch sensing electrode
400: transparent adhesive layer 410: cover transparent adhesive member
420: substrate transparent bonding member 430: panel transparent bonding member
500: elastic support 510: elastic membrane member
511: Nanofiber 511a: Conductive powder
600: first electrode member for pressure sensing 700: second electrode member for pressure sensing
800: air vent hole

Claims (20)

A transparent adhesive layer disposed between the cover substrate of the touch screen panel and the display panel unit;
An elastic support bonded to the transparent adhesive layer;
A first electrode member for pressure sensing disposed on an upper side of the elastic supporter;
And a second pressure-sensing electrode member disposed on a lower side of the elastic supporter. The method according to claim 1,
Wherein the elastic supporter is an elastic membrane member formed of a fibrous body. 3. The method of claim 2,
Wherein the elastic membrane member is a nanofiber member formed of nanofibers. 3. The method of claim 2,
Wherein a conductive powder is distributed in the fibers of the fibrous body. 3. The method of claim 2,
Wherein the elastic membrane member comprises an elastic gel member inserted into spaces between fibers of the fibrous body. 3. The method of claim 2,
Wherein at least one of the pressure sensing first electrode member and the pressure sensing second electrode member has an air vent hole for discharging air in the elastic membrane member. The method according to claim 6,
And a sealing member for sealing the air vent hole. A display panel unit for outputting a screen;
A cover base covering a screen of the display panel unit;
A touch sensor unit disposed between the display panel unit and the cover substrate and sensing that the user touches the cover substrate;
A transparent adhesive layer disposed between the cover substrate and the display panel unit;
An elastic support bonded to the transparent adhesive layer;
A first electrode member for pressure sensing disposed on an upper side of the elastic supporter; And
And a second pressure-sensing electrode member disposed on a lower side of the elastic supporter. 9. The method of claim 8,
Wherein the elastic support, the first electrode member for pressure sensing, and the second electrode member for pressure sensing are disposed correspondingly to the lower side of the bezel portion in the cover base. 9. The method of claim 8,
Wherein the transparent adhesive layer comprises: a cover transparent bonding member which is disposed between the touch sensor unit and the cover substrate and to which the touch sensor unit and the cover substrate are bonded; And
And a panel transparent bonding member disposed between the touch sensor unit and the display panel unit and bonded to the touch sensor unit and the display panel unit,
Wherein the elastic supporter is attached to one of the cover transparent bonding member and the panel transparent bonding member. 9. The method of claim 8,
The touch sensor unit includes a first substrate having a first touch sensing electrode for sensing a touch and a second substrate having a second touch sensing electrode for sensing a touch, And a base transparent bonding member disposed between the second base and adhering the first base and the second base,
And the elastic support is adhered to the base transparent bonding member. 9. The method of claim 8,
Wherein the touch sensor unit includes a first touch sensing electrode and a second touch sensing electrode for sensing a touch,
Wherein the first electrode member for pressure sensing is formed on the same plane as the first touch sensing electrode,
And the second electrode member for pressure sensing is formed on the same plane as the second touch sensing electrode. 9. The method of claim 8,
Wherein the touch sensor unit includes a first touch sensing electrode and a second touch sensing electrode for sensing a touch,
Wherein the first touch sensing electrode and the second touch sensing electrode are disposed opposite to each other and wherein one of the first touch sensing electrode and the second touch sensing electrode is a ground electrode. 9. The method of claim 8,
Wherein the touch sensor unit includes a first substrate having a first touch sensing electrode for sensing a touch and a second substrate having a second touch sensing electrode for sensing a touch,
Wherein the first electrode member for pressure sensing is formed on the first substrate together with the first touch sensing electrode and is disposed on a bezel portion of the cover substrate,
Wherein the second electrode member for pressure sensing is formed on the second substrate together with the second touch sensing electrode and is disposed on a bezel portion of the cover substrate. 9. The method of claim 8,
Wherein the elastic support is an elastic membrane member formed of a fibrous body. 16. The method of claim 15,
Wherein the elastic membrane member is a nanofiber member formed of nanofibers. 16. The method of claim 15,
Wherein a conductive powder is distributed in the fibers of the fibrous body. 16. The method of claim 15,
Wherein the elastic membrane member comprises an elastic gel member inserted into spaces between fibers of the fiber body. 16. The method of claim 15,
Wherein at least one of the pressure sensing first electrode member and the pressure sensing second electrode member has an air vent hole for discharging air in the elastic membrane member. 20. The method of claim 19,
Further comprising a sealing member for sealing the air vent hole.
KR1020160017899A 2016-02-16 2016-02-16 Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor KR20170096476A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020160017899A KR20170096476A (en) 2016-02-16 2016-02-16 Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020160017899A KR20170096476A (en) 2016-02-16 2016-02-16 Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor

Publications (1)

Publication Number Publication Date
KR20170096476A true KR20170096476A (en) 2017-08-24

Family

ID=59758098

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020160017899A KR20170096476A (en) 2016-02-16 2016-02-16 Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor

Country Status (1)

Country Link
KR (1) KR20170096476A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11681389B2 (en) 2019-03-05 2023-06-20 Samsung Display Co., Ltd. Touch sensor and display device
US11875001B2 (en) 2019-01-30 2024-01-16 Samsung Display Co., Ltd. Touch sensor and display device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11875001B2 (en) 2019-01-30 2024-01-16 Samsung Display Co., Ltd. Touch sensor and display device
US11681389B2 (en) 2019-03-05 2023-06-20 Samsung Display Co., Ltd. Touch sensor and display device

Similar Documents

Publication Publication Date Title
US9395830B2 (en) Wired electrode of touch screen panel
CN108369464B (en) Touch pressure sensing device
JP5916516B2 (en) Three-dimensional curved touch panel and electronic device casing using the same
KR101380693B1 (en) Electrostatic capacitive touch screen
TWI465964B (en) Touch keyboard and method for making the same
CN105426008B (en) Pressure sensitive touching display screen and portable electronic product
CN103003782B (en) Electronic equipment and there is the portable terminal of this electronic equipment
TWI529582B (en) Touch panel with a function of fingerprint identification
CN106155403B (en) Touch control element
CN101329609B (en) Touch control panel with touch control press key
KR20130005297A (en) Transparent piezoelectric sheet with frame containing transparent piezoelectric sheet, touch panel containing transparent piezoelectric sheet, and electronic device
JP2018112854A (en) Capacitance type sensor device
CN111033451A (en) Input device manufacturing method and input device
KR20170096476A (en) Touch Pressure Sensor for Touch Screen Panel and Touch Screen Panel comprising the Touch Pressure Sensor
US10514804B2 (en) Input device and input device manufacturing method
CN102859472B (en) Electronic equipment and possess the portable terminal of this electronic equipment
KR102427788B1 (en) Touch Pressure Sensor
KR20120039884A (en) Touch screen panel and fabricating method for the same
CN205353979U (en) Forced induction touch -control display screen and portable electronic products
JP6875982B2 (en) Pressure-sensitive electrostatic switch
KR102469364B1 (en) Touch Pressure Sensor
JP2021012425A (en) Pressure sensitive touch sensor and pressure sensitive touch sensor module
KR102622607B1 (en) Touch pressure detecting device
JP2020193840A (en) Pressure sensitive touch sensor and pressure sensitive touch sensor module
KR20170096473A (en) Touch Sensor for Touch Screen Panel, Manufacturing Method of Cover for Touch Screen Panel and Touch Screen Panel comprising the Cover Film