KR20100118055A - Tactile sensation type touch panel using polymer - Google Patents

Tactile sensation type touch panel using polymer Download PDF

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Publication number
KR20100118055A
KR20100118055A KR1020090113551A KR20090113551A KR20100118055A KR 20100118055 A KR20100118055 A KR 20100118055A KR 1020090113551 A KR1020090113551 A KR 1020090113551A KR 20090113551 A KR20090113551 A KR 20090113551A KR 20100118055 A KR20100118055 A KR 20100118055A
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KR
South Korea
Prior art keywords
polymer
electrode plate
transparent conductive
separator
touch panel
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Application number
KR1020090113551A
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Korean (ko)
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최현환
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최현환
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Publication of KR20100118055A publication Critical patent/KR20100118055A/en

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    • 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
    • G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
    • 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
    • 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 tactile touch panel using a polymer, and more particularly, by configuring a moving cell using the polymer at each touch input point of a transparent thin film using deformation characteristics of a polymer that electrically changes size and shape. The present invention relates to a tactile touch panel using a polymer represented by three-dimensional protruding cells whose shape can be tactile on a touch panel according to a display form of pictures, letters, and numbers on the touch screen.

The tactile touch panel using the polymer of the present invention,

In a tactile touch panel using a polymer,

A lower support layer 100 formed of a transparent film or glass;

A lower transparent conductive electrode plate 200 formed on an upper end of the lower support layer and having one side connected to the lower transparent electrode;

A lower transparent electrode 250 formed on an upper end of the lower support layer and partially connected to the lower transparent conductive electrode plate;

A separator 300 formed on an upper end of the lower transparent conductive electrode plate and the lower transparent electrode, wherein a separator hole 310 is formed in a portion where the lower transparent conductive electrode plate contacts;

An upper transparent conductive electrode plate 400 formed at an upper end of the separator and having an electrode plate hole 410 formed in contact with a separator hole formed in the separator and allowing a polymer to pass therethrough;

An upper transparent electrode 450 formed at an upper end of the separator and connected to a part of the upper transparent conductive electrode plate;

Is formed on top of the upper transparent conductive electrode plate, is formed in a multi-stage through the electrode plate hole and the separator hole to the end of the multi-stage electrical deformation generated between the lower transparent electrode and the upper transparent electrode by contacting the lower transparent conductive electrode plate A polymer 500 having;

A moving cell 600 formed on the polymer and protruding from the upper film when the electrical deformation occurs due to bonding with the polymer;

An upper plate support layer 700 forming an upper plate support layer through-hole 710 penetrating the moving cell;

It is formed to protect the moving cell and the top plate support layer, the top film 800 to form a top film through-hole 810 to penetrate the moving cell; characterized in that it comprises a.

According to the present invention, a user can recognize a shape of an image or a character on a screen by touching a three-dimensionally protruding cell, compared to a touch panel which is in charge of only a conventional two-dimensional sensor function, and touches whether a key is input or not. Providing an active key input method by transmitting to the user through the vertical movement of the cell protruding from the top panel.

Description

Tactile sensation type touch panel using Polymer.

The present invention relates to a tactile touch panel using a polymer, and more particularly, by configuring a moving cell using the polymer at each touch input point of a transparent thin film using deformation characteristics of a polymer that electrically changes size and shape. The present invention relates to a tactile touch panel using a polymer represented by three-dimensional protruding cells whose shape can be tactile on a touch panel according to a display form of pictures, letters, and numbers on the touch screen.

A touch panel is a panel that processes a specific function by detecting a location of a user's hand or an object on a character or a specific location on a screen by inputting a function of an input device such as a keyboard or a mouse.

Touchscreen technology is widely used, from PDAs / PMPs, touchpads, and navigation, to haptic phones, where demand is soaring.

Devices equipped with a touch panel are portable and easy to operate, which makes them intuitively easy to use.However, improvements in accuracy, speed, character input, and other errors, such as error input, still need to be improved compared to mechanical input devices such as a mouse or keyboard. This exists.

The touch panel is composed of a top plate and a bottom plate (Film or Glass) on which an indium tin oxide (ITO) is deposited, and is responsible for determining the presence or absence of touch input, detecting input coordinates, and transmitting information to the controller.

The touch panel is classified into a resistive method, a capacitive method, and an IR (infrared) method according to an implementation method, and a resistive method and a capacitive method are mainly used.

The touch screen panel performs only a passive sensor operation of detecting and transmitting contact information and contact location information, and has only provided a two-dimensional input method.

Accordingly, the present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to provide a user with three-dimensional shapes of images or characters on a screen, compared to a touch panel which is in charge of a conventional two-dimensional sensor function. The present invention provides an active key input method by recognizing a contact of a protruding cell and transmitting a key input or not to a user through vertical movement of a cell protruding from the upper panel of the touch panel.

Another object of the present invention is to provide an economy according to the conventional touch panel manufacturing process because it can be easily produced through the patterning operation of the polymer having the electrical deformation.

In order to achieve the problem to be solved by the present invention,

A tactile touch panel using a polymer according to an embodiment of the present invention,

In a tactile touch panel using a polymer,

A lower support layer 100 formed of a transparent film or glass;

A lower transparent conductive electrode plate 200 formed on an upper end of the lower support layer and having one side connected to the lower transparent electrode;

A lower transparent electrode 250 formed on an upper end of the lower support layer and partially connected to the lower transparent conductive electrode plate;

A separator 300 formed on an upper end of the lower transparent conductive electrode plate and the lower transparent electrode, wherein a separator hole 310 is formed in a portion where the lower transparent conductive electrode plate contacts;

An upper transparent conductive electrode plate 400 formed on an upper end of the separator and having an electrode plate hole 410 formed in contact with the separator hole formed in the separator and allowing a polymer to pass therethrough;

An upper transparent electrode 450 formed at an upper end of the separator and connected to a part of the upper transparent conductive electrode plate;

Is formed on top of the upper transparent conductive electrode plate, is formed in a multi-stage through the electrode plate hole and the separator hole to the end of the multi-stage electrical deformation generated between the lower transparent electrode and the upper transparent electrode by contacting the lower transparent conductive electrode plate A polymer 500 having;

A moving cell 600 formed on the polymer and protruding from the upper film when the electrical deformation occurs due to bonding with the polymer;

An upper plate support layer 700 forming an upper plate support layer through-hole 710 penetrating the moving cell;

Is formed to protect the moving cell and the top plate support layer, the top film 800 to form a top film through-hole 810 so that the moving cell penetrates; is configured to include a solution to the present invention.

As described above, the tactile touch panel using the polymer according to the present invention allows a user to contact a cell three-dimensionally protruding in the shape of an image or a character on a screen, compared to a touch panel which is in charge of a conventional two-dimensional sensor function. By recognizing the key, the key is input to the user through the vertical movement of the cell protruding from the upper panel of the touch panel to provide an active key input method.

In addition, the conventional touch panel fabrication process can be easily produced through the patterning of the polymer having the above electrical deformability, thereby providing economy accordingly.

The tactile touch panel using the polymer of the present invention for achieving the above object,

In a tactile touch panel using a polymer,

A lower support layer 100 formed of a transparent film or glass;

A lower transparent conductive electrode plate 200 formed on an upper end of the lower support layer and having one side connected to the lower transparent electrode;

A lower transparent electrode 250 formed on an upper end of the lower support layer and partially connected to the lower transparent conductive electrode plate;

A separator 300 formed on an upper end of the lower transparent conductive electrode plate and the lower transparent electrode, wherein a separator hole 310 is formed in a portion where the lower transparent conductive electrode plate contacts;

An upper transparent conductive electrode plate 400 formed on an upper end of the separator and having an electrode plate hole 410 formed in contact with the separator hole formed in the separator and allowing a polymer to pass therethrough;

An upper transparent electrode 450 formed at an upper end of the separator and connected to a part of the upper transparent conductive electrode plate;

Is formed on top of the upper transparent conductive electrode plate, is formed in a multi-stage through the electrode plate hole and the separator hole to the end of the multi-stage electrical deformation generated between the lower transparent electrode and the upper transparent electrode by contacting the lower transparent conductive electrode plate A polymer 500 having;

A moving cell 600 formed on the polymer and protruding from the upper film when the electrical deformation occurs due to bonding with the polymer;

An upper plate support layer 700 forming an upper plate support layer through-hole 710 penetrating the moving cell;

It is formed to protect the moving cell and the top plate support layer, the top film 800 to form a top film through-hole 810 to penetrate the moving cell; characterized in that it comprises a.

At this time, between the polymer and the moving cell,

It is formed and comprises a transparent adhesive separation membrane 900 for bonding the polymer and the moving cell; characterized in that it comprises a further.

At this time, the moving cell,

It is characterized by consisting of EAP (ELECTROACTIVE POLYMER).

In addition, the moving cell as another example,

It is characterized by consisting of DEA (DIELECTRIC ELASTOMER ACTUATOR).

In addition, as another example, the moving cell,

It is characterized by consisting of ionic EAP (IONIC ELECTROACTIVE POLYMER).

At this time, the polymer,

It is formed in three stages, and the first stage is in contact with the upper transparent conductive electrode plate, the second stage is inserted into the electrode plate hole, and the third stage is inserted into the separator hole, so that the end surface of the third stage is in contact with the lower transparent conductive electrode plate. do.

At this time, the separator 300,

In order to block the contact between the upper transparent electrode 450 and the lower transparent electrode it is characterized in that it is formed of an insulating material.

Hereinafter, exemplary embodiments of the tactile touch panel using the polymer of the present invention will be described in detail with reference to the accompanying drawings.

1 is an exploded perspective view of a tactile touch panel using a polymer according to an embodiment of the present invention.

As shown in Figure 1, the tactile touch panel using a polymer according to an embodiment of the present invention,

In a tactile touch panel using a polymer,

A lower support layer 100 formed of a transparent film or glass;

A lower transparent conductive electrode plate 200 formed on an upper end of the lower support layer and having one side connected to the lower transparent electrode;

A lower transparent electrode 250 formed on an upper end of the lower support layer and partially connected to the lower transparent conductive electrode plate;

A separator 300 formed on an upper end of the lower transparent conductive electrode plate and the lower transparent electrode, wherein a separator hole 310 is formed in a portion where the lower transparent conductive electrode plate contacts;

An upper transparent conductive electrode plate 400 formed on an upper end of the separator and having an electrode plate hole 410 formed in contact with the separator hole formed in the separator and allowing a polymer to pass therethrough;

An upper transparent electrode 450 formed at an upper end of the separator and connected to a part of the upper transparent conductive electrode plate;

Is formed on top of the upper transparent conductive electrode plate, is formed in a multi-stage through the electrode plate hole and the separator hole to the end of the multi-stage electrical deformation generated between the lower transparent electrode and the upper transparent electrode by contacting the lower transparent conductive electrode plate A polymer 500 having;

A moving cell 600 formed on the polymer and protruding from the upper film when the electrical deformation occurs due to bonding with the polymer;

An upper plate support layer 700 forming an upper plate support layer through-hole 710 penetrating the moving cell;

And a top film 800 formed to protect the moving cell and the top plate support layer, and forming a top film through-hole 810 such that the moving cell penetrates.

The conventional EAP (Electro Active Polymer) is a material that reproduces biomimetic and biomechanical robots such as artificial muscles, fish, insects and jellyfishes. It's going on.

Forming electrodes at both ends of the EAP and applying a voltage causes morphological deformation.

Among them, the ionic polymer-metal composite has advantages of biocompatibility, rapid response time and large deformation at low voltage because no heat or electromagnetic waves are generated during operation.

When a voltage is applied from the lower transparent electrode (+) to the upper transparent electrode (-) of the present invention, cations move from the anode to the cathode together with the water-soluble material in the EAP serving as a channel.

That is, the volume expands due to the increase of the water-soluble material in the cathode side, and conversely, shrinkage occurs due to the decrease in the water-soluble material in the anode, thereby expanding the EAP into the upper plate support layer through hole 710.

The lower transparent conductive electrode plate 200 having one side connected to the lower transparent electrode on one side of the lower support layer 100 formed of the transparent film or glass and the lower transparent electrode 250 partially connected to the lower transparent conductive electrode plate ) Is formed.

In this case, a separator 300 is formed on the lower transparent conductive electrode plate and the lower transparent electrode, and the separator is formed of an insulating material to block contact between the upper transparent electrode 450 and the lower transparent electrode.

In addition, the separator has a separator hole 310 formed at a portion where the lower transparent conductive electrode plate is in contact with the separator.

The top of the separator is in contact with the periphery of the separator hole formed in the separator, and the upper transparent conductive electrode plate 400 having the electrode plate hole 410 formed therethrough so as to penetrate the polymer and the upper transparent electrode having a portion connected to the upper transparent conductive electrode plate. 450 is formed.

In this case, the polymer 500 is formed on the upper end of the upper transparent conductive electrode plate, and as shown in FIG. 1, the polymer formed in the multi-stage and formed in the multi-stage passes through the electrode plate hole and the separator hole, and ends of the multi-stage. The lower transparent conductive electrode plate is contacted to provide electrical deformation generated between the lower transparent electrode and the upper transparent electrode.

In addition, the moving cell 600 is formed on the upper side of the polymer to protrude upward from the upper film 800 due to the electrical deformation provided in the polymer.

That is, the moving cell moves up and down based on the electrical deformability to provide a three-dimensionally protruding cell.

In addition, the upper plate support layer 700, which forms the upper plate support layer through hole 710 penetrating the moving cell, and is formed to protect the moving cell and the upper plate support layer, the upper film through hole 810 so that the moving cell is penetrated. It will be configured to form a top film (800).

ELECTROACTIVE POLYMER applied to the present invention is a strain generated by the repulsion or attraction of the electric dipole (DIPOLE) in the inside of the polymer under an electric field applied from the outside, the high strain (STRAIN) and light transmittance Required.

Since the electro-deformable polymer (ELECTROACTIVE POLYMER) has a variety of electrical and mechanical properties according to the application range and material, it is possible to select and apply the most suitable form for the touch screen panel.

2 is a perspective view illustrating a unit cell structure of a tactile touch panel using a polymer according to an embodiment of the present invention.

3 is a cross-sectional view illustrating an inactive state of a unit cell of a tactile touch panel using a polymer according to an embodiment of the present invention.

4 is a cross-sectional view illustrating an active state of a unit cell of a tactile touch panel using a polymer according to an embodiment of the present invention.

2 to 4, an inner structure of the upper plate film surrounding the unit (moving) cell according to the present invention is removed. As a result, the transparent polymer expands in an active state by an external electric field, and the moving cell 600 forms the upper plate support layer 700. ) Shows the protruding shape (see FIG. 4) and the polymer restored to its original state by removing the external electric field (see FIG. 3).

5 is a perspective view illustrating an operating state of a tactile touch panel using a polymer according to an embodiment of the present invention.

As a result, the upper portion of the touch panel is expressed in the grid of the three-dimensional protrusions of the image or the shape of the characters shown on the screen as shown in FIG.

As the polymer having the electrical deformability used as the actuator for expanding the mechanical length of the tactile touch panel using the electrically deformable polymer as described above, the moving cells of the various types according to the light transmittance, the expansion rate, and the response speed are EAP (ELECTROACTIVE). POLYMER), DEA (DIELECTRIC ELASTOMER ACTUATOR), or ionic EAP (IONIC ELECTROACTIVE POLYMER) is characterized in that the configuration.

That is, EAP (ELECTOACTIVE POLYMER) exerting actuation by mutual repulsion or cohesive force of DIPOLEs inside polymer by applied external electric field, DEA (DIELECTRIC ELASTOMER ACTUATOR) showing strong STRAIN and strong STRAIN RATE In addition, there are IONIC ELECTROACTIVE POLYMER using the principle of injecting ions into the polymer and moving the inside of the polymer when these ions are applied to the electric field, thereby expanding the polymer part into which the ion is injected and shrinking the polymer part deficient in ions.

In addition, the polymer is preferably formed in three stages so that one stage is in contact with the upper transparent conductive electrode plate, the second stage is inserted into the electrode plate hole, and the third stage is inserted into the membrane hole so that the end surface of the third stage is lower transparent conductive. It is characterized in that the contact with the electrode plate.

Compared to the touch panel which is only responsible for the two-dimensional sensor function, the user can recognize the shape of the image or the character on the screen by touching the three-dimensionally protruding cell, and the user can input the key through the above configuration. Providing an active key input method by transmitting to the user through the vertical movement of the cell protruding from the top panel.

Those skilled in the art to which the present invention pertains as described above may understand that the present invention may be implemented in other specific forms without changing the technical spirit or essential features of the present invention. Therefore, the above-described embodiments are to be understood as illustrative in all respects and not restrictive.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

The tactile touch panel using the polymer of the present invention will further expand the possibility of creating new applications by maximizing the usability characteristics of the touch screen panel by adding tactile response technology on the transparent touch panel with the development of sensor and software technology. It will be a key point that will drive the expansion of the touch screen panel market.

1 is an exploded perspective view of a tactile touch panel using a polymer according to an embodiment of the present invention.

2 is a perspective view illustrating a unit cell structure of a tactile touch panel using a polymer according to an embodiment of the present invention.

3 is a cross-sectional view illustrating an inactive state of a unit cell of a tactile touch panel using a polymer according to an embodiment of the present invention.

4 is a cross-sectional view illustrating an active state of a unit cell of a tactile touch panel using a polymer according to an embodiment of the present invention.

5 is a perspective view illustrating an operating state of a tactile touch panel using a polymer according to an embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

100: lower support layer

200: bottom transparent conductive electrode plate

250: lower transparent electrode

300: separator

310: separator hole

400: upper transparent conductive electrode plate

410 electrode plate hole

450: upper transparent electrode

500 polymer

600: moving cell

700: top support layer

710: top plate through hole

800: top film

810: Top Film Through Hole

900: transparent adhesive separation membrane

Claims (7)

In a tactile touch panel using a polymer, A lower support layer 100 formed of a transparent film or glass; A lower transparent conductive electrode plate 200 formed on an upper end of the lower support layer and having one side connected to the lower transparent electrode; A lower transparent electrode 250 formed on an upper end of the lower support layer and partially connected to the lower transparent conductive electrode plate; A separator 300 formed on an upper end of the lower transparent conductive electrode plate and the lower transparent electrode, wherein a separator hole 310 is formed in a portion where the lower transparent conductive electrode plate contacts; An upper transparent conductive electrode plate 400 formed on an upper end of the separator and having an electrode plate hole 410 formed in contact with the separator hole formed in the separator and allowing a polymer to pass therethrough; An upper transparent electrode 450 formed at an upper end of the separator and connected to a part of the upper transparent conductive electrode plate; Is formed on top of the upper transparent conductive electrode plate, is formed in a multi-stage through the electrode plate hole and the separator hole to the end of the multi-stage electrical deformation generated between the lower transparent electrode and the upper transparent electrode by contacting the lower transparent conductive electrode plate A polymer 500 having; A moving cell 600 formed on the polymer and protruding from the upper film when the electrical deformation occurs due to bonding with the polymer; An upper plate support layer 700 forming an upper plate support layer through-hole 710 penetrating the moving cell; A top film 800 formed to protect the moving cell and the top plate support layer, the top film 800 forming a top film through-hole 810 such that the moving cell penetrates; a tactile touch using a polymer comprising a panel. The method of claim 1, Between the polymer and the moving cell, A tactile touch panel using a polymer, characterized in that it further comprises; a transparent adhesive separation membrane (900) formed to bond the polymer and the moving cell. The method of claim 1, The moving cell, Tactile touch panel using a polymer, characterized in that consisting of EAP (ELECTROACTIVE POLYMER). The method of claim 1, The moving cell, A tactile touch panel using a polymer comprising DEA (DIELECTRIC ELASTOMER ACTUATOR). The method of claim 1, The moving cell, A tactile touch panel using a polymer comprising an ionic EAP (IONIC ELECTROACTIVE POLYMER). The method of claim 1, The polymer, It is formed in three stages, and the first stage is in contact with the upper transparent conductive electrode plate, the second stage is inserted into the electrode plate hole, and the third stage is inserted into the separator hole so that the end surface of the third stage is in contact with the lower transparent conductive electrode plate. Tactile touch panel using a polymer. The method of claim 1, The separator 300 is, A tactile touch panel using a polymer, which is formed of an insulating material to block contact between the upper transparent electrode 450 and the lower transparent electrode.
KR1020090113551A 2009-04-27 2009-11-23 Tactile sensation type touch panel using polymer KR20100118055A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101430248B1 (en) * 2013-02-04 2014-08-18 성균관대학교산학협력단 Device for tactile display
KR101455058B1 (en) * 2011-10-18 2014-10-28 성균관대학교산학협력단 Device, module and method for tactile display
KR101518490B1 (en) * 2014-02-14 2015-05-12 삼성디스플레이 주식회사 Electronic device and method for providing information thereof
KR20150087546A (en) * 2014-01-22 2015-07-30 엘지이노텍 주식회사 Touch window
KR20160014219A (en) 2014-07-29 2016-02-11 한국세라믹기술원 Tactile sensor using metal nanowire having 3-dimensional network structure within polymer matrix and manufacturing method of the same
US9639188B2 (en) 2011-09-01 2017-05-02 Lg Innotek Co., Ltd. Touch panel and liquid crystal display comprising the same
US10295726B2 (en) 2015-06-30 2019-05-21 Samsung Display Co., Ltd. Display apparatus

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9639188B2 (en) 2011-09-01 2017-05-02 Lg Innotek Co., Ltd. Touch panel and liquid crystal display comprising the same
KR101455058B1 (en) * 2011-10-18 2014-10-28 성균관대학교산학협력단 Device, module and method for tactile display
KR101430248B1 (en) * 2013-02-04 2014-08-18 성균관대학교산학협력단 Device for tactile display
KR20150087546A (en) * 2014-01-22 2015-07-30 엘지이노텍 주식회사 Touch window
KR101518490B1 (en) * 2014-02-14 2015-05-12 삼성디스플레이 주식회사 Electronic device and method for providing information thereof
US9880624B2 (en) 2014-02-14 2018-01-30 Samsung Display Co., Ltd. Electronic device and method for providing information thereof
KR20160014219A (en) 2014-07-29 2016-02-11 한국세라믹기술원 Tactile sensor using metal nanowire having 3-dimensional network structure within polymer matrix and manufacturing method of the same
US10295726B2 (en) 2015-06-30 2019-05-21 Samsung Display Co., Ltd. Display apparatus

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