TWM416138U - Touch input device - Google Patents

Description

M416138

V. New description: [New technical field] This creation refers to a touch input device, especially a touch-controlled wheel-in device with better anti-corrosion. [Prior Art] With the advancement of digital technology, various information processing devices are booming at an alarming rate. Under the wave of digital information, touch panels have been widely used as digital electronic devices because of their high convenience. Input devices, from PDAs, mobile phones to laptops, and even industrial PCs, can be seen everywhere in touch panel applications, among which the Sanminghu (sandwiched) touch panels are most widely used. Please refer to Fig. (A), which is a front plan view of a touch panel in which the sandwich is the main structure of the technology. It is further a joint formed by a protective film sealing soft board and a main structure of the sandwich. The touch panel structure 1 of the first figure (A) includes a glass conductive substrate 110, a silver paste wiring 115, a polyester (PET) conductive film 12, a soft board, a protective film 140, and an actuation sensing area. D and the circuit area C, etc., the main structure of the touch panel structure 1 is a conventional sandwich structure, that is, the glass conductive substrate 11 〇 and the pET conductive film 12 〇 two layers with each other's conductive layers facing each other In a manner, there is a slight gap between the glass conductive substrate 110 and the PET conductive S 12 ,, in which a spacer is unloaded (four), not shown in the drawing, so that the glass conductive substrate is maintained in a non-operating state. There is no electrical contact between the 11 〇 conductive surface and the conductive surface of the PET conductive film 120. The touch panel structure 100 is slightly divided into an active sensing area; □ and two areas of the circuit area c. The actuating sensing area D is formed with an actuating induction field for sensing an external touch operation, and a silver paste wiring is disposed in the circuit area c. 115 circuit, etc., generated in the active sensing area D, for example: resistive active field based on linear resistance gradient, or capacitive type -3- M416118

The linear capacitance gradient-based actuation induction field, and the externally exchanged signal, the silver polysilicon 115 is typically formed on the glass conductive substrate η in a manner that is still sintered. on. The FPC130疋k is disposed on the glass conductive substrate no and located between the glass conductive substrate no and the PET conductive film 12A, and a plurality of electric wires 131 are usually formed on the surface thereof by printing, and the electric wires 1M are electrically connected to the silver paste wiring i] 5, ppC13〇 is usually a flexible circuit board circuit made of flexible material for receiving external control signals input by an external control circuit for forming an actuating sensing place for inductive touch actuation. The sensing signal sensed by the driving sensing area D is transmitted to an external control circuit, which has the functions of signal exchange and signal convergence. The touch panel structure 100 has a main composition structure from bottom to top, and is located at the lowermost layer of the glass conductive substrate 110 for supporting the touch panel structure 100 and various components thereof, and is located on the glass conductive substrate 110 and PET. The fpC 130 between the conductive films 12 , is located at the outermost layer of the PET conductive film 120 ′. The PET conductive film 120 is used to receive a user's touch action. In the operating state, when the user presses the ΡΕΓ conductive film 12 〇, the glass is electrically conductive. The conductive surface of the substrate 110 and the conductive surface of the PET conductive film 12〇 are electrically connected to each other to generate an inductive signal corresponding to the touch actuation, so that the touch panel structure can sense any user's touch. Actuate. On the conventional touch panel structure 100, in order to prevent moisture intrusion and achieve anti-corrosion effect, the side edges of the main structure of the sandwich formed by the two layers of the glass conductive substrate 11 and the PET conductive film uo are sealed. And a butyl junction formed by the fpC130 and the main structure of the sandwich formed by the two layers of the glass conductive substrate ι1 〇 and the PET conductive film 120, to prevent moisture from intruding into the touch panel structure, thereby corroding the components therein, thereby causing corrosion The panel is damaged. For the T-junction seal, for the τ-type front seal, as disclosed in the first diagram (A), the method is to directly attach a piece of T-type protection film 140 to the front surface of the T-joint, -4- M416138 Τ·年年月28曰1正ί To avoid the gap of the T-junction of the FPC130 to form a ship path, for the back seal of the τ-type joint, as shown in the figure (Β), it is to use the liquid transfer 15〇, Fill the Τ type: the gap between the joints and avoid the intrusion of moisture or moisture. 'But this kind of existing anti-corrosion ship, often because of the poor fit of the τ type protective diaphragm, will result in the Τ type protective film month. Produce some channels that allow the gas to pass through the rot. 'There is no effect on the anti-corrosion effect. Moreover, the lack of protection on the membrane will also give the corrosive gas a chance to invade. • The job is the reason that the applicant has conceived the case “touch loss” because of the careful test and research and the spirit of perseverance in the light of the various techniques in the prior art. "Human device" is a short description of the following forest case. [New content] This creation replaces the traditional externally attached protective film by a protective film that is extended on the front side of the joint and is placed on the uppermost layer, and is placed on the back side of the τ-type joint. Sealing, this can effectively avoid the problem of poor adhesion of the protective film, and also saves the process of removing the film to protect the film. This improved anti-corrosion touch design can effectively reduce the noise of the touch panel. The chance of being mixed in the environment, _ the actual anti-mite effect. According to the first concept of the present invention, a touch input device has a conductive substrate layer, a flexible conductive substrate layer and an adhesive layer, wherein the conductive substrate layer has a first substrate and an H electrical layer. The flexible conductive substrate layer has a flexible substrate and a second conductive layer. The conductive substrate layer and the flexible conductive substrate layer are transmitted through the adhesive layer with the first and second conductive layers facing each other. And engaging with each other, the touch input device includes a flexible circuit disposed between the conductive substrate layer and the flexible conductive substrate layer, and is configured to be —τ-type bonded, and the flexible guide layer corresponds to This type of engagement projection. • 5-- According to the second concept of the present invention, a touch input device includes a central layer structure, including a flexible conductive film and a conductive substrate, and a flexible circuit between the flexible circuit and the sandwich structure A τ-type joint is formed, wherein the soft conductive _ has an extension at a location corresponding to the T-junction. According to a third aspect of the present invention, a touch input device includes a conductive substrate layer, a turn layer, and a flexible conductive substrate layer having an extension portion and being bonded to the conductive substrate layer through the impurity county. And the ship extension portion is disposed around the four layers of the pavement-preserving county layer such that the area A of the conductive substrate layer of the ship is in the area of the flexible conductive substrate layer. According to a fourth aspect of the present invention, a touch input device includes: a conductive substrate layer; an adhesive layer; and a flexible conductive substrate layer that is bonded to the conductive substrate layer through the adhesive layer The area of the flexible conductive substrate layer is larger than the area of the conductive conductive substrate layer. [Embodiment] The present invention can be fully understood by the following embodiments, so that those skilled in the art can complete the process. The implementation of the case may be restricted to its implementation by the following implementations; that is, 'the details of this creation are not subject to the proposed implementation_, but the scope of the patent application proposed by this creation shall prevail. Please refer to the second figure (A), which is a schematic view of the touch input device of the first embodiment of the present invention in front view. The touch input device 2A shown in FIG. 2A includes a conductive substrate 210, a flexible conductive substrate 220, and a flexible circuit 230, and the front surface of the touch input device 2 is slightly divided into an active sensing region D and Two regions of the circuit region C, wherein the conductive substrate 21A and the flexible conductive substrate 22 are formed in a configuration in which the conductive layers face each other to form a main structure called a sandwich or a sandwich, and the flexible circuit 230 is disposed therebetween, and the soft circuit 230 is disposed therebetween. The circuit 23 has an electric wire 231 electrically connected to the silver paste wire 215, and the external -6-10) required for the motion sensing area D. The M416138 7|8 temperature control signal 'is either sensed or externally The transmitted inductive signal 'can be exchanged with the external control circuit via the path of the silver paste wire 215 and the electric wire 231. The conductive substrate 210 further has a first substrate (not shown) and a first conductive layer (not shown). The material of the first substrate is preferably optical polycarbonate, safety glass or tempered glass. The conductive substrate 22 further has a flexible substrate (not shown) and a second conductive layer (not shown). The flexible substrate is preferably a polyethylene less conductive film substrate or a pc-based conductive film substrate. , optical grade poly(p-xylylene diethylene) g (four) block indium Zheng 〇) film substrate, by

a film substrate made of a material such as PEN or TAC; and a conductive substrate having a first substrate and a first conductive layer and a flexible conductive substrate MO having a conductive substrate and a second conductive layer are described in detail in Taiwan Patent Application No. 98126644 Between the configuration (4) and (4), the Taiwan Patent Towel No. _126(4) is hereby incorporated by reference in its entirety.

The flexible circuit 23A forms a T-junction with the sandwich/main layer main structure, in order to better seal the T-junction and the sandwich/sandwich main structure to prevent moisture from intruding into the touch input device, thereby having a projection The 24" flexible conductive film is used as the conductive conductive substrate 220', especially the projections are arranged at the position corresponding to the type joint, so that the protrusion 4 24G can replace the conventional externally attached protective film, sealing The τ-type joint and the sandwich/sandwich layer ', 〇 ||S] also saves an additional process of attaching the protective film. This improved anti-care design can effectively reduce the touch input device in the rotting environment. The chance of being corrupted by money is to achieve a sure anti-corrosion effect. [Embodiment 2] (B) ', the flexible conductive substrate 22 of the second embodiment of the flexible conductive substrate of the first embodiment of the present invention is at the edge, especially corresponding to the device T The portion of the type of joint region has a projection, preferably also referred to as an extension, a projection, or the like. When looking for a touch input device in the county, it is only necessary to use the j-shaped conductive substrate toe in the j-substrate process and the lower substrate bonding step.

M41613S ido: 7. 2 8^1^] The aging adhesive, such as OCA (optically clear adhesive), is adhered to the conductive substrate 210, and the embossed portion 24 is also glued to the flexible conductive substrate 22 The projections 24 〇 are closely adhered to the flexible circuit 230 and the T-shaped joint region, and the production on the front side can be completed. Please refer to the second figure (C), which is a schematic view of the touch input device of the first embodiment of the present invention in the back view; FIG. 2C shows the back of the touch input device 2, which is scratched. The back surface of the protruding portion 24 of the conductive substrate 220 is made of a sealant 25, etc., and the sealant 25 is preferably a liquid glue, a solid glue, an insulating glue, an elastic glue, an optical glue or an adhesive ink. Fill the residual gap at the T-junction to avoid intrusion of moisture or moisture. Please also refer to the third figures (A) and (B). The third figure (A) is a perspective view of the front view of the touch input device according to the first embodiment of the present invention, and the third figure (8) is the first creation of the present invention. A stereoscopic schematic view of the touch input device of the embodiment in the back view; the touch input device 300 disclosed in FIGS. 5(5) and (8) includes the flexible conductive film 32〇 and its extension 34〇, and on the back side of the extension 340 The sealant 35〇 used can be understood by the third figure (^ and (9), which can be understood as a whole. Based on the principle of the description, the structural design of the extension of the flexible conductive film of the present invention can be further different. Change. Please also refer to the fourth picture (4) and (8). The fourth line is the second real view of the creation of the input device. The fourth picture (9) is the second real image of the creation. The perspective view of the input device in the f-side view; the extension of the flexible conductive film 42 in the fourth figure is disposed around the periphery of the flexible conductive film 42〇' such that the surface of the flexible conductive film 42〇 is larger than the entire touch Control input device 4〇〇 Therefore, the edge 421 of the flexible conductive film 42 can extend beyond the edge 401 of the touch input device 400 to cover the entire touch input device, and the sealer is coated on the touch. Input all the joints between the edge of the lion's edge 421 and the soft conductive thin-cutting to fill the gap between the touch input device and the soft conductive film.

The residual gap between the joints, (4) the intrusion of water vapor or money. It is worth noting that the touch input for this creation covers at least: resistive touch device, electric touch input device, ultrasonic touch input device, infrared touch input device, optical touch input. Device or multi-touch input device, etc. (1) A touch input device having a conductive substrate layer, a flexible conductive substrate layer, and a layer, wherein the conductive substrate layer has a -first substrate and a -first conductive layer, the conductive substrate layer has a flexible substrate and a second conductive layer, wherein the conductive substrate layer and the flexible conductive substrate layer are bonded to each other through the adhesive layer in a configuration different from each other. And a flexible circuit disposed between the conductive substrate layer and the flexible conductive substrate layer and configured to form a -τ-type bond, wherein the flexible conductive substrate layer has a protrusion at a position corresponding to the T-junction. (7) The touch input device according to the embodiment (1), wherein the flexible conductive substrate layer is a conductive film made of a PE-based PC system, a PE butyl, a PEN or a -TAC material. (3) The input device according to the embodiment (1), wherein the projection is adhered to the back surface of the T-joint via a glue. (4) The touch input device according to the embodiment (3), wherein the nano is a liquid gel, a solid knee, an insulating rubber, an elastic rubber, an optical adhesive, or an adhesive ink. (5) The touch input device of the embodiment (1) wherein the conductive substrate layer is made of -PMMA, - optical polycarbonate 8, safety glass or "strengthened glass". (6) The touch input device as described in the __ is a resistive touch panel, a capacitive touch panel, an ultrasonic touch panel, an infrared touch panel, an optical touch panel or A multi-touch panel. (7) A touch input device 'comprises a sandwich structure including a flexible film and a -9- ΐΨ 8 8 : : 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及 以及'There is a soft film having an extension portion (8) corresponding to the T-junction - a type of touch wheeling device' includes a conductive substrate layer 2, and a conductive substrate layer • The area of the _ conductive = layer is made larger than the area of the conductive substrate layer. Earth plate (9) - a kind of touch input device, including _ conductive substrate layer - 郷 layer, · and a change 2 = 1 = 峨 峨 峨 阙 嫩 嫩 嫩 且 , , , , , , , , , , , , , , The area of the conductive substrate layer. The above-mentioned financial resources are only for the sake of self-reporting _, when the money is created, the scope of protection of this creation depends on the scope of the patent application and its equal scope, that is, Dafan County ^1 for ___ _ _ decorated, _ in the dry cover covered by the patent. [Simplified illustration] The first _ is a front view of the touch input device with the sandwich structure as the main structure in the conventional technology; the first picture (Β) is the touch with the sandwich structure as the main structure in the conventional technology. A schematic view of the back side of the input device; the first figure (Α) is a schematic view of the touch input device of the first embodiment of the present invention in front view; the first figure (Β) is the flexibility of the first embodiment of the present invention A schematic diagram of a conductive substrate; a second diagram (Q is a schematic view of the touch input device of the first embodiment of the present invention in a back view; and a third figure (Α) is a touch input device of the first embodiment of the present invention. Perspective M416138

The third figure (B) is a stereoscopic view of the touch input device of the first embodiment of the present invention in the back view; the fourth figure (4) is the touch input device of the second embodiment of the present invention on the front side. The perspective view is not intended; and the fourth diagram (B) is a perspective view of the touch input device of the second embodiment of the present invention in the back view. ·) [Main component symbol description] 110: Glass conductive substrate 120: Polyester conductive film 140: Protective film 150: Liquid sealant C: Circuit area 21: Conductive substrate 22: Flexible conductive substrate 240: Projection 250: Sealing adhesive 32: Soft conductive film 350: Sealing 100. Conventional touch panel structure 115: Silver paste wiring 130: Soft board 131: Electrical lead D: Actuating sensing area 200: Touch input device 215: Silver paste wiring Φ 230 : flexible circuit 231 : electrical lead 300 : touch input device 340 : extension 11 -

Claims (1)

M416138 August 19, 2014 Amendment 6. Patent application scope: 1. - An interesting wheeling device having a conductive substrate layer, a flexible conductive substrate layer and an adhesive layer, the conductive substrate layer having - a first substrate and a first conductive layer, the flexible conductive substrate layer having a flexible substrate and a second conductive layer, the material substrate layer and the conductive conductive substrate layer being the first and second conductive layers The touch input device includes: a soft I* circuit disposed between the conductive substrate layer and the flexible conductive substrate layer and configured to form a butyl bond. , wherein the flexural power reading should have a protrusion at the T-junction. 2. The input device according to item (1), wherein the flexible conductive substrate layer is made of PE, a PC, a PET, a PEN or a TAC material. Applying for the special tearing device, it looks for a protruding glue and adheres to the back of the T-joint. The touch input device of claim 3, wherein the sealant is a liquid > solid glue, an insulating glue, an elastic rubber, an optical glue or an adhesive oil. Patent fine! The touch input device of the present invention has a material of the conductive substrate layer such as PMMA, optical polycarbonate, a safety glass or a tempered glass. • Sheet material ^ range The touch input device described in item 1 is a resistive touch surface. ', a touch panel, an ultrasonic touch panel, an infrared touch panel, an optical touch Control panel or - multi-touch panel. A touch wheeling device comprising: a cool layer structure comprising a flexible film and a substrate; and a soft circuit, wherein the flexible circuit forms a τ-type joint with the lost layer and the structure, -12- M416138 Wherein the flexible film has an extension at a position corresponding to the τ-type joint