TWI443797B - Touch panel logo structure, touch panel and touch display device - Google Patents

Description

Touch panel logo structure, touch panel and touch display device

The present invention relates to a touch panel, and more particularly to a touch panel structure and a touch display device that can provide a visually three-dimensional sign metal pattern or a dazzling change effect.

The conventional touch panel is designed to directly attach a logo sticker to a logo, such as a logo (LOGO) position, but this method is not only easy to cause the sticker to fall off, but also greatly reduces the texture of the touch panel, so the general electronic The design of the product has rarely used the structure of the sticker design.

In addition, the most common design method is a printed design. As shown in the first and second figures, the conventional touch panel 10 is provided with a decorative layer 12 on the periphery of one side of a substrate 11 and a decorative layer 12 . The hollow portion is formed at the position of the preset mark, and the ink 13 is printed in conjunction with the position of the hollow portion of the substrate 11. Although the printed ink 13 can be provided with metallic luster, it is limited to the plane of the plane, lacking a three-dimensional sense and cannot be matched. The angle produces a visually changing effect.

In view of the lack of the prior art, the present invention provides a touch panel marker structure, a touch panel, and a touch display device, which can provide a visually three-dimensional logo (LOGO) metal grain or dazzling eye-catching change effect.

In order to achieve the above object, the present invention provides a touch panel marker The structure comprises: a substrate having a first surface; a decorative layer disposed on the first side of the substrate, the decorative layer being provided with at least one hollow portion; and a microstructure unit A microstructure unit is disposed in the hollow portion, the microstructure unit having a plurality of microstructures.

In order to achieve the above object, the present invention further provides a touch panel comprising: a substrate having a first surface; a touch component disposed on the substrate; a decorative layer, the decorative layer is disposed Providing at least one hollow portion in the decorative layer on the first side of the substrate; and a microstructure unit disposed on the hollow portion, the microstructure unit having a plurality of microstructures

In order to achieve the above object, the present invention further provides a touch display device, including:

A touch panel, the touch panel includes:

a substrate having a first side

a touch component, the touch component is disposed on the substrate;

a decorative layer disposed on a first side of the substrate, the decorative layer being provided with at least one hollow portion;

a microstructure unit, the microstructure unit being disposed in the hollow portion, the microstructure unit having a plurality of microstructures;

A display is disposed on the touch panel different from one side of the substrate.

In order to enable your review committee to have a better understanding and recognition of the structural purpose and efficacy of the present invention, the detailed description is as follows.

The technical means and efficacy of the present invention for achieving the object will be described below with reference to the accompanying drawings, and the embodiments listed in the following drawings are only for the purpose of explanation, and are to be understood by the reviewing committee, but the technical means of the present invention are not Limited to the listed figures.

Referring to the third figure, the marking structure 20 of the touch panel of the present invention comprises a substrate 21, which may be a transparent glass, a color filter, a plastic substrate or a polarizer. The substrate 21 has a first surface 211. The first surface 211 is provided with a touch element (not shown) and a decorative layer 22, and the decorative layer 22 is located at the periphery of the touch element. Generally, the touch device is divided into a touch operation area and a non-touch area. The touch component is disposed on the substrate in the touch operation area, and the decoration layer is disposed on the substrate in the non-touch area. The decorative layer 22 is provided with a hollow portion 221, and the hollow portion 221 is provided with a setting mark, such as a logo (LOGO), including characters or figures. The size and shape of the hollow portion 221 are not limited, depending on the design of the actual mark, the hollow portion 221 is provided. There is a microstructure unit 23. In this embodiment, the microstructure unit 23 includes a transparent plastic layer 231. The transparent plastic layer 231 can be made of UV, hard plastic or the like. The transparent plastic layer 231 is disposed on the hollow portion 221 and located on the substrate 21. The first surface 211, the transparent plastic layer 231 is disposed in a range slightly larger than the hollow portion 221, so the transparent plastic layer 231 can be completely filled and covers the hollow portion 221, and the transparent plastic layer 231 is provided with a micro-junction different from the surface of the substrate 21. Structure 232, microstructure 232 is formed into a transparent plastic layer 231 by rolling or holographic laser.

The shape of the microstructure 232 used in the present invention is not limited. The microstructure of the present invention can be made into different patterns, for example, it can be set to be continuous or discontinuous, and the shape of the matching microstructure can be pyramidal, conical, etc. Or the effect of mashup, can also set different size graphics, and set the circle, triangle row shape microstructure, etc., and have at least one spacing and at least one height to produce different angles of refraction, please refer to the fourth figure In the embodiment, the first surface 211 of the substrate 21 is provided with a microstructure unit 23A. The microstructure unit 23A includes a transparent plastic layer 231A. The transparent plastic layer 231A is provided with a microstructure 232A on one side of the substrate 21. The structure 232A is a continuous pyramidal microstructure, a wavelength P1 of the microstructure 232A and a height H1. The pyramidal microstructure has two opposite sides, and the sides of the adjacent pyramidal microstructures have an angle θ1 and an angle θ. The angle of 1 is in the range of 2° to 178°; refer to the embodiment shown in FIG. 5 , which is provided with the microstructure unit 23B on the first surface 211 of the substrate 21 , and the microstructure unit 23B includes a transparent The plastic layer 231B is provided with a microstructure 232B on one side of the transparent plastic layer 231B, and the microstructure 232B is a continuous pyramidal microstructure. The microstructure 232B has continuous wavelengths and two different amplitudes H2 and H3. The side edges of the adjacent digonal pyramidal microstructures have an included angle θ 2 ; please refer to the embodiments shown in FIG. 6 and FIG. 7 , respectively, showing the microstructures 23C of the concentric rings set in plural, and the star pattern The microstructures 23D may be provided with one or more or a combination of different shapes of microstructures 23A, 23B, 23C, 23D as desired. Moreover, in the third embodiment, the transparent plastic layer 231 or microstructure 232 can be set to one or more colors as needed to increase Marks visual color changes, providing a more diverse range of visual and color changes, providing users with different color patterns when viewing at different angles.

Referring to the eighth embodiment, the embodiment of the touch panel structure 30 is based on the third embodiment, and includes a substrate 31. The first surface 311 of the substrate 31 is provided with a decorative layer 32 for decoration. The layer 32 is provided with a hollow portion 321 . The hollow portion 321 is provided with a microstructure unit 33. The microstructure unit 33 includes a transparent plastic layer 331 . The transparent plastic layer 331 is different from the substrate 31 and has a microstructure 332 . The layer 331 is provided with a reflective layer 333 on the surface of the microstructure 332. The reflective layer 333 is formed by a coating method on the surface of the transparent plastic layer 331 having the microstructure 332, and a reflective layer 333 is formed. The reflective layer 333 can be used to enhance the microstructure 332. Light reflection effect.

As shown in FIG. 9 , the marking structure 40 of the touch panel includes a substrate 41 , a decorative layer 42 is disposed on the first surface 411 of the substrate 41 , and a hollow portion 421 is disposed on the decorative layer 42 . There is a microstructure unit 43, the microstructure unit 43 includes a transparent plastic film 431, and the transparent plastic film 431 can be made of a transparent polyester film (PET FILM). The transparent plastic film 431 has a microstructure 432 on one side thereof, and the transparent plastic film 431 is different. One surface of the microstructure 432 is adhered to the hollow portion 421 of the decorative layer 42 by a transparent optical adhesive layer 433. The transparent optical adhesive layer 433 can be OCA optical adhesive, and the transparent plastic film 431 is provided with a microstructure 432. There is a reflective layer 434.

As shown in FIG. 11 and FIG. 11 , the touch panel structure 50 includes a substrate 51 . The first surface 511 of the substrate 51 is provided with a decorative layer 52 , and the decorative layer 52 is provided with a hollow portion 521 . A microstructure unit 53 is disposed on the hollow portion 521, and the microstructure unit 53 includes a transparent plastic layer 531. A microstructure 532 is disposed on one surface of the transparent plastic layer 531, and a metal layer 533 is disposed on the surface of the transparent plastic layer 531 provided with the microstructure 532. The surface of the transparent plastic layer 531 is provided with a metal layer 533 by a transparent optical adhesive layer. 534 is adhered to the hollow portion 521 of the decorative layer 52 (that is, the first surface 511 of the substrate 51).

As shown in FIG. 12, the touch panel structure 60 includes a substrate 61. The first surface 611 of the substrate 61 is provided with a decorative layer 62. The decorative layer 62 is provided with a hollow portion 621 at the hollow portion 621. A microstructure unit 63 is provided. The microstructure unit 63 of the present embodiment is provided with a microstructure 631 on the first surface 611 of the substrate 61 in the hollow portion 621, a metal layer 632 on the surface of the microstructure 631, and a metal layer. The cover 632 is covered with a transparent protective layer 633. By the reflection of the microstructure 631 and the metal layer 632, the visually three-dimensional mark metal grain or the dazzling change effect can also be provided.

Referring to FIG. 13 , the touch panel of the touch panel of the present embodiment is combined with the logo structure 30 of the touch panel shown in FIG. 8 . The touch panel 100 has a substrate 110 , and the substrate 110 has a first surface, a plurality of first electrode serials 120, a plurality of second electrode serials 130, a decorative layer 140, and a microstructure unit 150 are disposed on the first surface of the substrate 110, and the decorative layer 140 is surrounded by At least one hollow portion 141 is disposed on the decorative layer 140 at a periphery of the plurality of first electrode serials 120 and the plurality of second electrode serials 130. The hollow portion 141 is provided with a setting mark, and the microstructure unit 150 is disposed at the hollow portion 141. The microstructure unit 150 includes a transparent plastic layer, a microstructure, and a reflective layer. The surface of the decorative layer 140, the microstructure unit 150, and the second electrode 131 is covered with a protective layer 190. The first surface of the substrate 110 may be provided with a flat layer (not shown), and the flat layer is an insulating material. The flat layer can be set or omitted according to actual needs. If a flat layer is provided, the material of the flat layer can be an insulating material, and the material of the decorative layer 140 can be a material such as photoresist, diamond, ceramic or ink, and The substrate may be one of transparent glass, color filter, cover plate (Cover Lens), plastic substrate or polarizer.

In the embodiment of the present invention, the touch element is not limited to the structure of the thirteenth figure. The touch element may be a single-layer transparent electrode structure or a multi-layer transparent electrode structure, for example, including a plurality of first electrode serials and a plurality of strips. The two electrodes are arranged in series, and the first electrode series and the second electrode series are spaced apart from each other, and the first electrode series and the second electrode series may be disposed on one or both sides of the substrate, and at the same time, the first electrode string The column and the second electrode string are not limited in shape. For example, the plurality of first electrode serials includes a plurality of first connecting lines and a plurality of first transparent electrodes, and the first transparent series can be connected in series with the adjacent first transparent electrodes via the plurality of first connecting lines; the plurality of second electrode series The plurality of second connecting lines and the plurality of second transparent electrodes are included, and the second transparent series is connected in series with the adjacent second transparent electrodes via the plurality of second connecting lines, and the plurality of first transparent electrodes and the plurality of second transparent electrodes are not limited Set in geometric shapes such as diamonds, triangles, and straight lines. Alternatively, the first electrode string and the second electrode string may be straight, triangular, rectangular or other shapes.

As shown in FIG. 14 , the touch display device 700 has a touch panel. The substrate of the touch panel is a cover plate 720 , and the cover plate 720 is provided with a cover plate 720 . The display layer 740 is disposed on the cover plate 720, and the touch display unit 710 is disposed on a surface of the cover plate 720. The display 740 can be a liquid crystal display, an organic light emitting display, or an electrowetting display. Or electrophoretic display Display.

In summary, the marking structure, the touch panel and the touch display device of the touch panel of the present invention mainly use the touch panel to temporarily set the mark position, and the decorative layer is hollowed out and matched with the hollow position. Rolling or holographic lasers are provided with a micro-mirror structure to create a metallic grain and glare effect, which enhances the conspicuousness and surface variation of the touch panel logo, and relatively improves the design of the touch panel and the touch display device.

However, the above description is only for the embodiments of the present invention, and the scope of the invention is not limited thereto. That is to say, the equivalent changes and modifications made by the applicant in accordance with the scope of the patent application of the present invention should still fall within the scope of the patent of the present invention. I would like to ask your review committee to give a clear explanation and pray for it.

Prior art:

10‧‧‧Learning touch panel

11‧‧‧Substrate

12‧‧‧Insulation

13‧‧‧ Conductive layer

this invention:

20, 30, 40, 50, 60‧‧‧ Touch panel logo structure

21, 31, 41, 51, 61‧‧‧ substrates

211, 311, 411, 511, 611‧‧ ‧ the first side of the substrate

22, 32, 42, 52, 62‧‧‧ decorative layers

221, 321, 421, 521, 621‧‧ ‧ hollowing out

23, 33, 43, 53, 63‧‧‧ microstructural units

231, 331, 531‧‧ ‧ transparent plastic layer

232, 232A, 232B, 332, 432, 532, 631‧‧‧ microstructure

23A, 23B, 23C, 23D‧‧‧ microstructural units

231A, 231B‧‧‧Transparent plastic layer

333, 434‧‧‧reflective layer

431‧‧‧Transparent plastic film

433, 534‧‧ ‧ transparent optical adhesive layer

533, 632‧‧‧ metal layer

633‧‧‧Transparent protective layer

100‧‧‧ touch panel

110‧‧‧Substrate

120‧‧‧First electrode series

130‧‧‧Second electrode series

140‧‧‧Decorative layer

141‧‧‧镂空部

150‧‧‧Microstructural unit

190‧‧‧Protective layer

700‧‧‧Touch display device

710‧‧‧ touch panel

720‧‧‧ display

730‧‧‧Decorative layer

740‧‧‧ display

H1, H2, H3‧‧‧ volatility

P1, P2‧‧‧ wavelength

θ 1, θ 2‧‧‧ angle

The first figure is a schematic view of a front view of a conventional touch panel.

The second figure is a schematic view of the A-A cross-section of the first figure.

The third figure is a schematic cross-sectional view of an embodiment of the marking structure of the touch panel of the present invention.

The fourth figure is an enlarged schematic view of an embodiment of the microstructure of the marking structure of the touch panel of the present invention.

The fifth figure is a schematic enlarged view of another embodiment of the microstructure of the marking structure of the touch panel of the present invention.

6 and 7 are structural diagrams of different embodiments of the logo structure microstructure of the touch panel of the present invention.

8 to 11 are schematic cross-sectional views of three different embodiments of the marking structure of the touch panel of the present invention.

The eleventh figure is a schematic enlarged view of the microstructure unit of the tenth figure.

Figure 12 is a cross-sectional structural view showing another embodiment of the marking structure of the touch panel of the present invention.

The thirteenth drawing is a schematic front view of a touch panel having the marking structure of the touch panel of the present invention.

FIG. 14 is a schematic structural view of a touch display device having a touch panel.

20‧‧‧Touch panel logo structure

21‧‧‧Substrate

211‧‧‧ first side of the substrate

22‧‧‧Decorative layer

221‧‧‧镂空部

23‧‧‧Microstructural unit

231‧‧‧Transparent plastic layer

232‧‧‧Microstructure

Claims (18)

A marking structure of a touch panel, comprising: a substrate having a first surface; a decorative layer disposed on the first surface of the substrate, wherein the decorative layer is provided with at least one hollow portion, The hollow portion is located at a periphery of the substrate; and a microstructure unit is disposed on the hollow portion, the microstructure unit has a plurality of microstructures, and the surface of the microstructures is formed with a reflective layer. The marking structure of the touch panel of claim 1, wherein the microstructure unit is disposed on the first surface of the substrate. The marking structure of the touch panel of claim 1, wherein the microstructure unit comprises a transparent plastic layer, the transparent plastic layer is disposed on the hollow portion, and the transparent plastic layer is different from the surface of the substrate Features a microstructure. The marking structure of the touch panel of claim 3, wherein the microstructure is formed by rolling or holographic laser formation on the transparent plastic layer. The marking structure of the touch panel of claim 1, wherein the microstructure unit comprises a transparent plastic film, and one side of the transparent plastic film is provided with a microstructure, and the transparent plastic film is different from the microstructure. The transparent plastic film is adhered to the hollow portion of the decorative layer by the transparent optical adhesive layer. The marking structure of the touch panel of claim 1, wherein the reflective layer is made of a metal material. The marking structure of the touch panel of claim 1, wherein the microstructure of the microstructure unit is a continuous or discontinuous pyramid or conical microstructure having at least one wavelength and at least one amplitude height. The marking structure of the touch panel of claim 7, wherein the microstructure is a pyramidal microstructure having two opposite sides, and the sides of the adjacent pyramidal microstructures are at an angle The angle is between 2° and 178°. The marking structure of the touch panel of claim 1, wherein the substrate is one of a transparent glass, a color filter, a plastic substrate or a polarizer. A touch panel includes: a substrate having a first surface; a touch component disposed on the substrate; and a decorative layer disposed on the first surface of the substrate The decorative layer is provided with at least one hollow portion, the hollow portion is located at a periphery of the substrate, and a microstructure unit, the microstructure unit is disposed at the hollow portion, and the microstructure unit has a plurality of microstructures. The touch panel of claim 10, wherein the microstructure unit is disposed on the first surface of the substrate. The touch panel of claim 10, wherein the microstructure unit comprises a transparent plastic layer, the transparent plastic layer is disposed on the hollow portion, and the transparent plastic layer is different from the surface of the substrate. structure. The touch panel of claim 11, wherein the micro-junction The structure is formed into the transparent plastic layer by rolling or holographic laser. The touch panel of claim 10, wherein the microstructure unit comprises a transparent plastic film, and one side of the transparent plastic film is provided with a microstructure, and the transparent plastic film is different from one side of the microstructure. a transparent optical adhesive layer adhered to the hollow portion of the decorative layer by the transparent optical adhesive layer. The touch panel of claim 10, wherein the microstructure of the microstructure unit is a continuous or discontinuous pyramid or conical microstructure having at least one wavelength and at least one amplitude. The touch panel of claim 15, wherein the microstructure is a pyramidal microstructure having two opposite sides, and an angle of a side of the adjacent pyramidal microstructure is between 2 ° ~ 178 ° range. A touch display device includes: a touch panel, the touch panel includes: a substrate having a first surface; a touch component, the touch component is disposed on the substrate; and a decorative layer, the decoration The layer is disposed on the first surface of the substrate, the decorative layer is provided with at least one hollow portion, the hollow portion is located at a periphery of the substrate; and a microstructure unit is disposed on the hollow portion, the micro The structural unit has a plurality of microstructures; and a display is disposed on the surface of the touch panel different from the substrate. The touch display device of claim 17, wherein the The display is a liquid crystal display, an organic light emitting display, an electrowetting display, or an electrophoretic display.