TWM482106U - Privacy filter protection structure - Google Patents

Privacy filter protection structure Download PDF

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Publication number
TWM482106U
TWM482106U TW103200988U TW103200988U TWM482106U TW M482106 U TWM482106 U TW M482106U TW 103200988 U TW103200988 U TW 103200988U TW 103200988 U TW103200988 U TW 103200988U TW M482106 U TWM482106 U TW M482106U
Authority
TW
Taiwan
Prior art keywords
layer
anti
surface
protection structure
adhesive
Prior art date
Application number
TW103200988U
Other languages
Chinese (zh)
Inventor
Ying-Tong Chen
Original Assignee
Ytdiamond Co Ltd
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 Ytdiamond Co Ltd filed Critical Ytdiamond Co Ltd
Priority to TW103200988U priority Critical patent/TWM482106U/en
Publication of TWM482106U publication Critical patent/TWM482106U/en

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Abstract

A privacy filter protection structure for a screen comprises a transparent layer, a first adhesive layer, a privacy filter layer and a second adhesive layer. The transparent layer has a first surface and a second surface with respect to the first surface. The first adhesive layer is connected to the second surface of the transparent layer. The privacy filter layer has a first adhesive surface and a second adhesive surface with respect to the first adhesive surface. The first adhesive surface of the privacy filter layer is connected to the first adhesive layer. The second adhesive layer is connected to the second adhesive surface of the privacy filter layer.

Description

Peep protection structure

This creation is a peep protection structure, especially for a peep protection structure that is attached to the screen.

With the rapid development of technology and research and development, people can use information devices such as tablets, smart phones or laptops anytime, anywhere, for example, in leisure places, entertainment venues, educational venues or other public places, people use smart phones to browse websites, Send and receive personal emails, watch movies, listen to music, check maps or play games.

However, viewers use the above information devices in the above public places, and people close to the viewers or people moving around may be obsessed with watching the viewer's information device from the side, thus reducing the privacy of the viewer. Safety, although the viewer can protect the film or the protective sheet on the screen of the above information device, however, the protective film or the protective sheet disposed on the screen of the above information device is often damaged by scratches or scratches, or The protective film or the protective sheet tends to leave fingerprints, perspiration or oil stains, or the protective film or the protective sheet can reduce the effect of the screen display content in an outdoor environment, and affect the viewer to view the displayed content on the screen.

The present invention provides a peep protection structure that protects the anti-peep layer through a high-hardness light-transmitting layer to prevent the peep-proof layer from being damaged by scratches or scratches, thereby protecting the screen, improving brightness, and improving viewers. Privacy security.

This creation proposes a privacy protection structure suitable for a screen, package A light transmissive layer, a first adhesive layer, a peep prevention layer and a second adhesive layer are included. The light transmissive layer has a first side and a second side opposite to the first side. The first adhesive layer is connected to the second side of the light transmissive layer. The anti-seepage layer has a first bonding surface and a second bonding surface with respect to the first bonding surface, and the first bonding surface of the anti-seeing layer is connected to the first adhesive layer. The second adhesive layer is connected to the second bonding surface of the privacy layer.

In an embodiment of the present invention, the light transmissive layer is a light transmissive material of glass, plastic or sapphire, and the first surface is an anti-reflection surface (AR), an anti-fingerprint surface (AF) and an anti-glare surface. One or a combination of (AG) and a scratch-resistant surface.

In an embodiment of the present invention, the hardness of the light transmissive layer ranges from 5.5 to 9H, the glass is tempered glass, and the plastic is acrylic.

In an embodiment of the present invention, the light transmissive layer has a thickness of 0.1 mm to 0.5 mm.

In an embodiment of the present invention, the light transmittance of the light transmissive layer is greater than or equal to 60%.

In an embodiment of the present invention, the first adhesive layer is an optical adhesive, an optical grease, a pressure sensitive adhesive or an acrylic adhesive, and the light transmissive layer covers the anti-seepage layer through the first adhesive layer.

In an embodiment of the present invention, the anti-peep layer has a visible angle micro-structure, and the viewing angle micro-structure limits the viewing angle of a light beam outputted by the screen, so that the viewer sees the content displayed on the screen within a range of viewing angles.

In an embodiment of the present invention, the second adhesive layer is an optical adhesive, an optical grease, a pressure sensitive adhesive or a silicone adhesive.

In an embodiment of the present invention, the thickness of the second adhesive layer is 30 to 50 um.

In an embodiment of the present invention, the second adhesive layer is adhered to the screen or the protective layer.

In summary, the present invention utilizes a privacy protection structure disposed on the screen, which protects the privacy layer through a high-hardness light-transmitting layer. The anti-peep layer is protected from scratches or scratches, and the first side of the light transmissive layer is an anti-reflection, anti-fingerprint and anti-glare surface and a scratch-resistant surface, and the first surface of the light transmissive layer has a refractive index smaller than 1.33, in order to protect the screen and enhance the privacy of viewers.

The above summary and the following examples are intended to further illustrate the technical means and the efficiencies of the present invention, and the embodiments and drawings are merely provided for reference and are not intended to limit the present invention.

1‧‧‧Provisional protection structure

6‧‧‧Roller

8‧‧‧ release paper

9‧‧‧ touch screen

10‧‧‧Transparent layer

101‧‧‧ first side

102‧‧‧ second side

12‧‧‧First sticky layer

14‧‧‧Provisional layer

141‧‧‧ first fit surface

142‧‧‧Second mating surface

146‧‧‧Visual Angle Microstructure

16‧‧‧Second viscous layer

Θ‧‧‧visible angle range

Λ‧‧‧ normal incidence normal

FIG. 1 is a schematic diagram of an anti-spy protection structure applied to a mobile communication device according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing the anti-spy protection structure according to an embodiment of the present invention taken along line AA of FIG. 1. FIG.

3A-3C are schematic cross-sectional views showing a method of manufacturing a privacy protection structure according to another embodiment of the present invention.

FIG. 1 is a schematic diagram of an anti-spy protection structure applied to a mobile communication device according to an embodiment of the present invention. Please refer to Figure 1. For convenience of description, the screen of the embodiment is illustrated by a touch screen 9 of a mobile communication device, such as a smart phone, a tablet computer, a personal digital assistant (PDA), a stock machine or a satellite navigation machine. In his embodiment, the screen is, for example, a display or touch screen of a digital television, a display or touch screen of a notebook computer, a display or a touch screen of an ATM, or a display or touch screen of other household devices. This embodiment does not limit the aspect of the screen.

It is worth mentioning that the anti-spy protection structure 1 of the present embodiment has a rectangular shape, and the area of the rectangular anti-spy protection structure 1 can cover the touch screen 9 of the mobile communication device. In other embodiments, the shape of the privacy protection structure 1 may be The shape and area of the circular, triangular, pentagon or polygonal shape, or the anti-spy protection structure 1 can be designed according to the shape and area of the touch screen 9, respectively. Those skilled in the art can freely design the anti-spy protection structure 1.

FIG. 2 is a cross-sectional view showing the anti-spy protection structure according to an embodiment of the present invention taken along line AA of FIG. 1. FIG. Please refer to Figure 1 and Figure 2. The anti-spy protection structure 1 is applicable to a touch screen 9 and includes a light transmissive layer 10 , a first adhesive layer 12 , a peep protection layer 14 and a second adhesive layer 16 . In practice, the light transmissive layer 10 is connected to the first adhesive layer 12, the anti-peep layer 14 is connected between the first adhesive layer 12 and the second adhesive layer 16, and the second adhesive layer 16 is adhered to the touch screen. 9.

In practice, the anti-spy protection structure 1 is realized, for example, by a peep protection film or a peep protection sheet, wherein the anti-spy protection structure 1 of the present invention can protect the touch screen 9 to prevent the touch screen 9 from being scratched or scratched. The anti-spy protection structure 1 protects the anti-seepage layer 14 through the light-transmitting layer 10 having a Mohs hardness of, for example, 9H, and prevents the anti-peep layer 14 from being scratched or scratched, and the anti-peep protection structure 1 does not affect the action. The function of the touch screen 9 of the communication device is such that the viewer can slide the anti-spy protection structure 1 through the finger or the stylus. Of course, the touch screen 9 of the mobile communication device is also according to the finger or the stylus. Touch to perform the corresponding operation. This embodiment does not limit the aspect of the privacy protection structure 1.

In detail, the light transmissive layer 10 has a first surface 101 and a second surface 102 opposite to the first surface 101. In practice, the light transmissive layer 10 is, for example, a light transmissive material of glass, plastic or sapphire, for example, tempered glass, acryl or sapphire. This embodiment does not limit the aspect of the light transmissive layer 10, wherein the light transmissive layer The first side 101 of the 10 is one or a combination of an anti-reflection surface, an anti-fingerprint surface, an anti-glare surface and a scratch-resistant surface, and the anti-reflection surface, the anti-finger surface, the anti-glare surface and the scratch-resistant surface One or a combination is deposited on the first side 101 of the light transmissive layer 10 by physical plating (PVD), such as evaporation, sputtering, etc., or by chemical vapor deposition (CVD). The method is deposited on the first surface 101 of the light transmissive layer 10; or is applied to the first surface 101 of the light transmissive layer 10 by brush plating or immersion plating. This embodiment does not limit the aspect of the light transmissive layer 10.

For example, the first side 101 may be a surface having a combination of functions such as anti-reflection, anti-fingerprint, anti-glare, and anti-scratch, wherein the touch screen 9 of the mobile communication device is required to be from a fluorescent lamp in order to improve its visibility. The light reflected by the external light source is less reflected, for example, the light transmittance of the light transmitting layer 10 is greater than or equal to 60%, and the refractive index of the first surface 101 of the light transmitting layer 10 is less than 1.33, wherein the first layer of the light transmitting layer 10 The face 101 has an anti-reflection surface of a lower refractive index, and the light irradiated by the external light source generates destructive interference through the light waves reflected from the respective layers, thereby reducing the reflected light.

For another example, the first surface 101 exhibits a nano-scale smooth pattern or has a pattern of anti-fingerprint, perspiration or grease residue function, and the Mohs hardness of the light-transmitting layer 10 is, for example, 9H, which is equivalent to Corundum, ruby. (Ruby) or Sapphire grade hardness, so that objects such as nails, dust, pebbles, or general metals cannot cause scratches or scratches on the first side 101 of the light-transmitting layer 10.

It should be noted that the viewer can touch the first side 101 of the light transmissive layer 10 through a finger, a stylus or other tools for a long time, and the light transmissive layer 10 can protect the viewing angle micro-structure 146 on the anti-spy layer 14. In order to avoid damage or damage to the viewing angle micro-structure 146 on the anti-peep layer 14, the viewer can view the content displayed by the touch screen 9 of the mobile communication device within the viewing angle range θ, thereby achieving anti-peeping. The effect. In other embodiments, the first surface 101 is, for example, an anti-reflection surface, an anti-fingerprint surface, an anti-glare surface or a scratch-resistant surface, and the second surface 102 is, for example, a smooth surface or a bonding surface for coating. Or bonding the first adhesive layer 12, the embodiment does not limit the aspect of the light transmissive layer 10.

In addition, the hardness range of the light transmissive layer 10 of the present invention is, for example, a Mohs hardness of 5.5 to 9H, and the thickness of the light transmissive layer 10 is 0.1 mm to 0.5 mm. For convenience of description, the hardness of the light-transmitting layer 10 of the present embodiment is described by a Mohs hardness of 9H, wherein a Mohs hardness of 5.5H corresponds to a glass grade hardness, and a Mohs hardness of 6H is equivalent to Feldspar or Tanzanite ( Tanzanite) grade hardness, Mohs hardness 7H is equivalent to quartz (Quartz) or amethyst (Amethyst) grade hardness, Mohs hardness of 7.5H is equivalent to tourmaline (Turmaline) or zircon (Zircon) grade hardness, Mohs hard The degree 8H corresponds to the hardness of the Beryl, Spinel or Topaz grade, and the Mohs hardness of 8.5H corresponds to the hardness of the Chrysoberyl grade. This embodiment does not limit the hardness and thickness of the light transmitting layer 10.

The first adhesive layer 12 is connected to the second face 102 of the light transmissive layer 10. In practice, the first adhesive layer 12 is, for example, an Optical Clear Adhesive (OCA), an Optical Clear Resin (OCR), or a Pressure Sensitive Adhesive (PSA), wherein the optical adhesive, The optical grease or pressure sensitive adhesive is, for example, liquid or solid, and the embodiment does not limit the aspect of the first adhesive layer 12. In detail, the first adhesive layer 12 can be uniformly coated or bonded to all of the second face 102 of the light transmissive layer 10, and the first adhesive layer 12 can be uniformly coated or adhered to the peep prevention layer. The entirety of the first bonding surface 141 of the 14 is such that the light transmissive layer 10 passes through the first adhesive layer 12 to completely cover the anti-seepage layer 14, wherein no air bubbles are present between the light transmissive layer 10 and the anti-seepage layer 14. In other embodiments, the first adhesive layer 12 can be coated or adhered to a portion of the second side 102 of the light transmissive layer 10, or the first adhesive layer 12 can be coated or adhered to the anti-seepage layer 14 The portion of the first bonding surface 141 does not limit the aspect in which the first adhesive layer 12 is coated or adhered to the light transmissive layer 10 or the anti-seepage layer 14.

The anti-seepage layer 14 has a first bonding surface 141 and a second bonding surface 142 opposite to the first bonding surface 141. The first bonding surface 141 of the anti-seepage layer 14 is connected to the first adhesive layer 12. In practice, the first bonding surface 141 and the second bonding surface 142 are, for example, smooth bonding surfaces, and all or part of the first bonding surface 141 may be coated or adhered to the first adhesive layer 12, and the second The second adhesive layer 16 can be applied or bonded to all or part of the bonding surface 142. This embodiment does not limit the first bonding surface 141 and the second bonding surface 142.

Further, the privacy layer 14 has a viewing angle microstructure 146, such as an array light guiding microstructure, wherein the array light guiding microstructure is, for example, a horizontal array light guiding microstructure, a vertical array a light guiding microstructure or a staggered array light guiding microstructure, wherein the array light guiding microstructure can be a single layer structure or a multilayer structure, wherein the multilayer structure is, for example, a horizontal array light guiding microstructure, and a vertical structure Any combination of a straight array light directing microstructure and a staggered array light directing microstructure does not limit the aspect of the viewing angle microstructure 146.

The viewing angle micro-structure 146 is used to limit the viewing angle of a light beam outputted by the touch screen 9, so that the viewer can see the content displayed on the screen within a viewing angle range θ, wherein the viewing angle range θ is, for example, a normal incidence normal λ. The left and right tens degrees, and/or the upper and lower tens of degrees of the normal incidence normal λ, so that other viewers cannot view the display content beside or around the touch screen 9, the embodiment The aspect of the privacy layer 14, the viewing angle microstructure 146, and the viewing angle range θ are not limited.

The second adhesive layer 16 is connected to the second bonding surface 142 of the privacy layer 14 . In practice, the second adhesive layer 16 is, for example, an optical adhesive (OCA), an optical grease (OCR) or a pressure sensitive adhesive (PSA) or a silicone (Silicone). For convenience of description, the second adhesive layer 16 of the embodiment is described by a pressure sensitive adhesive (PSA), wherein the thickness of the second adhesive layer 16 is, for example, 30 to 50 um, and the second adhesive layer 16 is adhered to the touch. Control the screen 9. In other embodiments, the second adhesive layer 16 can be adhered to the release paper 8, and the embodiment does not limit the second adhesive layer 16.

Based on the above, the viewer can touch the anti-spy protection structure 1 to control the touch screen 9, and the present invention protects the anti-peep layer 14 by transmitting the light-transmitting layer 10 with high hardness, high light transmittance and low refractive index, thereby avoiding The visible angle micro-structure 146 of the anti-seepage layer 14 is damaged by scratches or scratches, and the light-transmitting layer 10 has the function of resisting fingerprint residue. Therefore, the anti-spy protection structure 1 of the present invention can achieve anti-reflection, anti-fingerprint, anti-glare And the effect of scratch prevention, and the dirt on the first side 101 of the embodiment is also easily wiped and removed, and the peep prevention layer 14 is not scratched.

Next, a method of manufacturing the privacy protection structure 1 will be further described.

3A-3C are schematic cross-sectional views showing a method of manufacturing a privacy protection structure according to another embodiment of the present invention. Please refer to Figures 3A~3C. For convenience of description, the protective layer of the present embodiment is described by the release paper 8, and the embodiment does not limit the aspect of the protective layer.

First, referring to FIG. 3A, FIG. 3A illustrates a light transmissive layer 10 and a first adhesive layer 12, and the first adhesive layer 12 is coated or adhered to the second of the light transmissive layer 10. The face 102, wherein the light transmissive layer 10 is, for example, tempered glass, and the reinforced glass has a Mohs hardness of 9H, which corresponds to a hardness of Corundum, Ruby or Sapphire grade, and the first adhesive layer 12 For example, an optical glue.

Next, referring to FIG. 3B , FIG. 3B further includes a privacy protection layer 14 , a second adhesive layer 16 and a release paper 8 , and the second adhesive layer 16 is coated or adhered to the second of the privacy protection layer 14 . The contact surface 142, the release paper 8 covers the second adhesive layer 16, and the first bonding surface 141 of the privacy protection layer 14 will be adhered to the first adhesive layer 12 in FIG. 3A, wherein the privacy protection layer 14 is used, for example. The structural layer is defined by a viewing angle range that limits the horizontal viewing angle and/or the vertical viewing angle, and the second adhesive layer 16 is, for example, a pressure sensitive adhesive.

Thereafter, the present invention uses the roller 6 to press the light-transmitting layer 10 and the first adhesive layer 12 in FIG. 3B together with the anti-seepage layer 14, the second adhesive layer 16, and the release paper 8. In practice, the anti-peep protection structure 1 is driven by the rotating roller 6 to prevent the gap or air bubbles between the layers. Therefore, the anti-peep protection structure 1 of the present invention does not have gaps or bubbles, and transmits light. Layer 10 and the privacy layer 14 can be tightly coupled.

In addition, the anti-spy protection structure 1 has a light transmissive layer 10 such as tempered glass. Therefore, the anti-spy protection structure 1 has a strong rigidity, and therefore, when the anti-spy protection structure 1 is attached to the touch screen, this is prevented. The peek protection structure 1 does not need to be pressed by the roller 6, wherein the anti-spy protection structure 1 uses a second viscous layer 16 of 30-50 um pressure sensitive adhesive (PSA), so the esoteric protection structure 1 has good The blistering property is such that the anti-spy protection structure 1 does not have air bubbles and can be directly placed on the touch screen, and the optimum thickness of the second adhesive layer 16 of the embodiment is 30 um to 45 um.

It should be noted that, in this embodiment, the second bonding surface 142 of the anti-seeking layer 14 is coated or laminated with a pressure sensitive adhesive (PSA), and therefore, in the manufacturing process, the first in the anti-seeing layer 14 A bonding surface 141 is first coated or bonded with an optical adhesive (OCA) and then bonded to the second surface 102 of the light transmissive layer 10. In other embodiments, the second bonding surface 142 of the anti-seepage layer 14 is not coated or laminated with a pressure sensitive adhesive (PSA). Therefore, in the manufacturing process, the second bonding surface 142 of the anti-seepage layer 14 After applying or laminating a layer of pressure sensitive adhesive (PSA) and release paper 8 first, the first bonding surface 141 of the anti-seepage layer 14 is coated or Laminating an optical adhesive (OCA), and then bonding to the second surface 102 of the light transmissive layer 10, and then cutting according to the size and structure of the light transmissive layer 10 to form the anti-spy protection structure 1. This embodiment The manufacturing process of the anti-spy protection structure 1 is not limited.

In summary, the present invention provides an anti-spy protection structure disposed on a touch screen, wherein the anti-spy protection structure transmits a light-transmitting layer with high hardness, high light transmittance and low refractive index to protect the anti-peep layer, so the user The touch screen can be operated by touching the anti-spy protection structure through a finger or a stylus, thereby preventing the visible angle micro-structure of the anti-peep layer from being scratched or scratched, and the first side of the light-transmitting layer is The contact surface with the finger or the stylus, the first side is an anti-reflection, anti-fingerprint, anti-glare and anti-scratch function, thereby protecting the screen, improving the privacy of the viewer, and the touch screen reaches Anti-reflection, anti-fingerprint, anti-glare and anti-scratch effects.

The above description is only an embodiment of the present invention, and is not intended to limit the scope of the patent of the present invention.

1‧‧‧Provisional protection structure

9‧‧‧ touch screen

10‧‧‧Transparent layer

101‧‧‧ first side

102‧‧‧ second side

12‧‧‧First sticky layer

14‧‧‧Provisional layer

141‧‧‧ first fit surface

142‧‧‧Second mating surface

146‧‧‧Visual Angle Microstructure

16‧‧‧Second viscous layer

Θ‧‧‧visible angle range

Λ‧‧‧ normal incidence normal

Claims (10)

  1. An anti-peep protection structure, applicable to a screen, comprising: a light transmissive layer having a first surface and a second surface opposite to the first surface; a first adhesive layer connecting the transparent layer a first surface; a first bonding surface and a second bonding surface opposite to the first bonding surface, the first bonding surface of the privacy layer connecting the first adhesive layer a layer; and a second adhesive layer connecting the second bonding surface of the privacy layer.
  2. The anti-spy protection structure according to the first aspect of the invention, wherein the light transmissive layer is a light transmissive material of a glass, a plastic or a sapphire, the first surface is an anti-reflection surface, an anti-fingerprint surface, and a One or a combination of an anti-glare surface and a scratch-resistant surface.
  3. The anti-peep protection structure according to claim 2, wherein the transparent layer has a hardness ranging from 5.5 to 9H, and the glass is tempered glass, and the plastic is acrylic.
  4. The anti-peep protection structure as described in claim 1, 2 or 3, wherein the light transmissive layer has a thickness of 0.1 mm to 0.5 mm.
  5. The anti-spy protection structure of claim 1, wherein the light transmittance of the light transmissive layer is greater than or equal to 60%, and the refractive index of the first surface of the light transmissive layer is less than 1.33.
  6. The anti-peep protection structure of claim 1, wherein the first adhesive layer is an optical adhesive, an optical grease or a pressure sensitive adhesive, and the transparent layer passes through the first adhesive. The layer covers the privacy layer.
  7. The anti-spy protection structure according to the first, second or third aspect of the invention, wherein the anti-spy layer has a viewing angle micro-structure, the viewing angle micro-structure limits the viewing angle of a light beam outputted by the screen, so that the viewing angle The content displayed on the screen is visible within a range of viewing angles.
  8. The anti-peep protection structure as described in claim 1, 2 or 3, wherein the second adhesive layer is an optical adhesive, an optical grease, a pressure sensitive adhesive or a silicone rubber.
  9. The anti-peep protection structure as described in claim 1, 2 or 3, wherein the second adhesive layer has a thickness of 30 to 50 um.
  10. The anti-spy protection structure of claim 1, wherein the second adhesive layer is adhered to the screen or a protective layer.
TW103200988U 2014-01-17 2014-01-17 Privacy filter protection structure TWM482106U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW103200988U TWM482106U (en) 2014-01-17 2014-01-17 Privacy filter protection structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW103200988U TWM482106U (en) 2014-01-17 2014-01-17 Privacy filter protection structure

Publications (1)

Publication Number Publication Date
TWM482106U true TWM482106U (en) 2014-07-11

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Family Applications (1)

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TW103200988U TWM482106U (en) 2014-01-17 2014-01-17 Privacy filter protection structure

Country Status (1)

Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI585650B (en) * 2016-05-20 2017-06-01 友達光電股份有限公司 Touch display apparatus
TWI610249B (en) * 2016-03-17 2018-01-01 台瀚科技股份有限公司 Thin type fingerprint recognition device with optical filter structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI610249B (en) * 2016-03-17 2018-01-01 台瀚科技股份有限公司 Thin type fingerprint recognition device with optical filter structure
TWI585650B (en) * 2016-05-20 2017-06-01 友達光電股份有限公司 Touch display apparatus

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