CN105005402A - Touch panel - Google Patents
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- CN105005402A CN105005402A CN201410163599.0A CN201410163599A CN105005402A CN 105005402 A CN105005402 A CN 105005402A CN 201410163599 A CN201410163599 A CN 201410163599A CN 105005402 A CN105005402 A CN 105005402A
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- contact panel
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- active region
- surrounding zone
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Abstract
The present invention discloses a touch panel, comprising a protective cover plate and a display element below the protection cover. A touch sensing layer is disposed in an active area of the touch panel, and between the protective cover plate and the display element. A decorative layer is provided in a peripheral region of the touch panel, and between the protective cover plate and the display element. The peripheral region surrounds the active area. The touch panel also comprises a dielectric material layer between the protective cover plate and the display element. A reflectivity difference between the active area and the surrounding region is between 0 and 0.5.
Description
Technical field
The present invention relates to contact panel, particularly relate to structural design and the manufacture method thereof of adjustment contact panel appearance color.
Background technology
Along with the development of electronics industry, various digital product in recent years, other electronic products such as such as mobile phone, panel computer, digital camera have the demand of touch controllable function, use contact panel can provide more convenient and mode of operation fast in these electronic products.
Contact panel roughly can divide into electric resistance touch-control and capacitive touch control techniques, current is major technique with capacitance touching control, transparency electrode pattern layers is normally formed touch sensor by capacitive touch control techniques, when transparent electrode layer because the restriction of coating temperature and the restriction of integrated circuit (IC) design, and when needing higher thickness could meet the demand of touch sensor to resistance, the transparent electrode pattern of this high thickness can cause visual phenomena in the active region of contact panel, cause the active region of contact panel not good in visual effect, affect the attractive in appearance of contact panel.Therefore, at present for the improvement of the visual effect of contact panel, be all mainly improve for the active region (active area) forming touch sensor.
Summary of the invention
In order to solve the problem, the invention provides structural design and the manufacture method thereof of contact panel, utilize principle of optical interference, dielectric materials layer is used to adjust the active region of contact panel and the appearance color of surrounding zone, after allowing light enter contact panel, the reflected light frequency spectrum reflected from active region and surrounding zone is close, makes the active region of contact panel and surrounding zone not have color distortion in outward appearance visual effect, reaches the effect of the apparent visual effect improving contact panel.
In some embodiments of the invention; contact panel is provided; it comprises: cover sheet and the display element be arranged on below cover sheet; pixel control layer is arranged at the active region of contact panel; and between cover sheet and display element; decorative layer is arranged at the surrounding zone of contact panel; and between cover sheet and display element; wherein surrounding zone is around active region; and dielectric materials layer is between cover sheet and display element, wherein the reflectivity difference of active region and surrounding zone is between about 0 to 0.5.
Accompanying drawing explanation
Fig. 1 display does not have the floor map of the contact panel of dielectric materials layer of the present invention;
Fig. 2 display does not have the surrounding zone of the contact panel of dielectric materials layer of the present invention and the reflected light frequency spectrum of active region;
Fig. 3 shows some embodiments of the present invention, the floor map of contact panel;
Fig. 4 shows one embodiment of the invention, has the surrounding zone of the contact panel of dielectric materials layer and the reflected light frequency spectrum of active region;
Fig. 5-Figure 10 shows some embodiments of the present invention, along the profile line 3-3 ' of Fig. 3, and the outline diagrammatic cross-section of contact panel; And
Figure 11-Figure 12 shows other embodiments of the present invention, the outline diagrammatic cross-section of contact panel.
Symbol description
10,100,200,300 ~ contact panel;
10A, 100A, 200A, 300A ~ active region;
10P, 100P, 200P, 300P ~ surrounding zone;
101 ~ cover sheet;
The inner surface of 101B ~ cover sheet;
The outer surface of 101F ~ cover sheet;
102 ~ glass substrate;
103,103P, 103A ~ dielectric materials layer;
105 ~ decorative layer;
107 ~ optical cement;
109 ~ upper polaroid;
111 ~ pixel control layer;
113 ~ display element;
The upper substrate of 113U ~ display element;
The infrabasal plate of 113L ~ display element;
113D ~ display material layer;
115 ~ lower polaroid.
Embodiment
Structural design and the manufacture method of some embodiments of contact panel of the present invention are below described in detail in detail, but, be understandable that, inventive concept provided by the invention can be implemented in various background widely, at this specific embodiment discussed only for illustration of the manufacture of some embodiments of the present invention and the ad hoc fashion of use, be not intended to limit scope of the present invention.
As shown in Figure 1, contact panel 10 can be divided into active region 10A and the surrounding zone 10P around active region 10A, touch sensor is formed in the 10A of active region, surrounding zone 10P then forms the decorative layer of tool shaded effect, Fig. 1 display does not have the floor map of the contact panel 10 of dielectric materials layer of the present invention, because the conductive material forming touch sensor is different from the light screening material forming decorative layer, when under state at not show image of the active region of contact panel, not there is the surrounding zone 10P of the contact panel 10 of dielectric materials layer of the present invention and active region 10A in outward appearance visual effect, have color distortion produce, such as surrounding zone 10P selects the light screening material of black, and active region 10A presents mazarine because of conductive material.
After the surrounding zone 10P that Fig. 2 display enters the contact panel 10 without dielectric materials layer of the present invention when light and active region 10A, from the reflected light frequency spectrum that surrounding zone 10P and active region 10A reflects, as shown in Figure 2, the reflected light frequency spectrum without the surrounding zone 10P of the contact panel 10 of dielectric materials layer of the present invention and active region 10A is inconsistent, in visible wavelength range 350-750nm, the reflectivity difference of surrounding zone 10P and active region 10A is the highest is about 1.5, on average be about 0.8, it confirms that do not have the surrounding zone 10P of the contact panel 10 of dielectric materials layer of the present invention and active region 10A has color distortion in outward appearance visual effect.
Particularly, when forming the conductive material layer of touch sensor because the restriction of coating temperature and the restriction of integrated circuit (IC) design, during the resistance demand needing higher thickness could meet conductive material layer, the conductive material layer of high thickness, by more obvious for the color distortion of the surrounding zone 10P and active region 10A that cause contact panel 10, makes the apparent visual poor effect of the contact panel 10 without dielectric materials layer of the present invention.
Fig. 3 shows according to some embodiments of the present invention, has the floor map of the contact panel 100 of the color of dielectric materials layer adjustment surrounding zone 100P and active region 100A.According to some embodiments of the present invention, utilize principle of optical interference, use the active region 100A of dielectric materials layer adjustable contact panel 100 and the appearance color of surrounding zone 100P, after allowing light enter contact panel 100, the reflected light frequency spectrum reflected from active region 100A and surrounding zone 100P is close.
As shown in Figure 4, according to some embodiments of the present invention, there is the contact panel 100 of the color of dielectric materials layer adjustment surrounding zone 100P and active region 100A, the reflected light frequency spectrum of its surrounding zone 100P and active region 100A is close, in visible wavelength range 350-750nm, the reflectivity difference (Δ R) of surrounding zone 100P and active region 100A is the highest is about 0.4, is on average about 0.3.
In addition, the surrounding zone 100P of contact panel 100 and the chromaticity coordinates of active region 100A of some embodiments of the present invention is measured with colorimeter, the chroma difference (Δ E) calculating surrounding zone 100P and active region 100A via chromaticity coordinates is about less than 5, these all confirm that the color of the surrounding zone 100P of the contact panel 100 with dielectric materials layer of the present invention and active region 100A is close, user is allowed not easily to differentiate isolating line between the active region 100A of contact panel 100 and surrounding zone 100P, reach the effect of the apparent visual effect improving contact panel, to beautify the electronic product containing this contact panel.
Fig. 5-Figure 10 shows according to some embodiments of the present invention, along the profile line 3-3 ' of Fig. 3, the outline diagrammatic cross-section of contact panel 100, in the embodiment of Fig. 5-Figure 10, that the contact panel type (touch on display (TOD) type) be formed on display element (display) for touch sensor (touch sensor) is described, but, concept of the present invention also can be applicable on the contact panel of other types, such as touch sensor (touch sensor) is formed in the contact panel type (window integrated sensor (WIS) type) on cover sheet (cover lens), or touch sensor is formed in the contact panel type (GG type) etc. on the glass substrate between cover sheet and display element.
As shown in Figure 5; contact panel 100 comprises cover sheet 101; according to one embodiment of the invention; the dielectric materials layer 103 of adjustment surrounding zone 100P and active region 100A color is formed on the inner surface 101B of cover sheet 101; the outer surface 101F of cover sheet 101 is then as the touch surface of contact panel 100, and cover sheet 101 can be glass substrate or flexible plastic substrate.In this embodiment; dielectric materials layer 103 is arranged on surrounding zone 100P and the active region 100A of contact panel 100; after dielectric materials layer 103 is formed; decorative layer 105 is formed at surrounding zone 100P; with cover sheet 101 for benchmark; direction from below, decorative layer 105 is formed in above the dielectric materials layer 103 of surrounding zone 100P.The material of decorative layer 105 has shaded effect, such as can be the ink material of black photoresist or other colors, by coating and lithographic fabrication process, use black photoresist to make decorative layer, or by printing manufacture craft, make decorative layer with colored ink.
Contact panel 100 also comprises display element 113 and is arranged on below cover sheet 101, and display element 113 can via optical cement (optical clear adhesive; OCA) 107 engage with cover sheet 101.In certain embodiments, display element 113 is such as display panels (liquid crystal display; LCD), in other embodiments, display element 113 can be the display panel of other types, such as organic LED display panel.
In the present embodiment; the pixel control layer 111 of contact panel 100 is formed in the upper substrate 113U of display element 113 on the outer surface of cover sheet 101; for display panels; the upper substrate 113U of display element 113 is such as colored filter substrate; the infrabasal plate 113L of display element 113 is such as thin film transistor base, and in the middle of upper substrate 113U and infrabasal plate 113L, the display material layer 113D of sandwiched is such as liquid crystal layer.In addition, the upper polaroid 109 for display panels is arranged on above pixel control layer 111, and lower polaroid 115 is then arranged on below the infrabasal plate 113L of display element 113.
In certain embodiments, the touch sensor of pixel control layer 111 is such as capacitive touch sensing component, it comprises the electrode pattern of one deck or two-layer X-direction and Y-direction, these electrode patterns can via coated film deposition, photoetching and etching process, make with transparent conductive material, transparent conductive material is such as indium tin oxide (indium tin oxide; Or indium-zinc oxide (indium zinc oxide ITO); IZO).
According to some embodiments of the present invention, the material of dielectric materials layer 103 can be the inorganic material of refractive index between about 1.4 to 2.4, such as, be the combination of niobium oxide (Nb2O5), silicon dioxide (SiO2), aluminium oxide (Al2O3), silicon oxynitride (SiOxNy) or previous materials.In addition, the material of dielectric materials layer 103 can also be the organic material of refractive index between about 1.4 to 2.4, be such as the macromolecular material containing high index of refraction particle, macromolecular material is such as phenolics (phenolic resins) or acryl resin (acrylic resins).According to some embodiments of the present invention, the thickness of dielectric materials layer 103 is between about between 10nm to 5 μm, dielectric materials layer 103 can be one or more layers rhythmo structure, and dielectric materials layer 103 by aforesaid inorganic material, organic material or aforesaidly can be combined to form, by being coated with etamine making process, manufacture craft is amassed in Shen or be aforesaidly combined to form dielectric materials layer 103.
According to some embodiments of the present invention, the refractive index of adjustable dielectric materials layer 103 and thickness, after utilizing principle of optical interference to enter contact panel 100 by light, the reflected light frequency spectrum reflected from active region 100A and surrounding zone 100P is close, make the reflectivity difference (Δ R) of active region 100A and surrounding zone 100P between about 0 to 0.5, and the chroma difference of active region 100A and surrounding zone 100P (Δ E) is between about 0 to 5, make the color of the active region 100A of contact panel 100 and surrounding zone 100P close, user not easily differentiates the isolating line between active region 100A and surrounding zone 100P, improve the apparent visual effect of contact panel thus.In addition, according to the demand to contact panel appearance color, dielectric materials layer 103 can also be used to adjust the color of active region 100A and surrounding zone 100P, allows contact panel have different colors, reach the effect of beautifying contact panel outward appearance.
Below enumerate some embodiments of the present invention, for the structure of the contact panel 100 of Fig. 5, use different refractivity, the dielectric materials layer 103 of different-thickness and different materials adjusts the active region 100A of contact panel 100 and the color of surrounding zone 100P, the contact panel measurement of these embodiments is obtained to reflectivity R and the chromaticity coordinates L of active region 100A and surrounding zone 100P, a*, b*, and the reflectivity difference of the active region 100A calculated and surrounding zone 100P (Δ R) and value of chromatism (Δ E), and list the active region of the contact panel without dielectric materials layer of the present invention and the reflectivity difference of surrounding zone and value of chromatism.
The active region of the contact panel of table 1. comparative example and various embodiment and the reflectivity difference of surrounding zone and value of chromatism
Can be learnt by the result of table 1, be-0.62 compared to the active region of contact panel and the reflectivity difference (Δ R) of surrounding zone without dielectric materials layer of the present invention, value of chromatism (Δ E) is 7.2, according to some embodiments of the present invention, use refractive index between about 1.4 to about between 2.4, thickness range is between about
extremely about
between, one or more layers stacking dielectric materials layer adjusts the active region of contact panel and the color of surrounding zone, the reflectivity difference (Δ R) of its active region obtained and surrounding zone is about less than 0.04, value of chromatism (Δ E) is about less than 4, it can thus be appreciated that, the active region of the contact panel of embodiment and the reflectivity difference (Δ R) of surrounding zone and value of chromatism (Δ E) are much smaller than the reflectivity difference (Δ R) of comparative example and value of chromatism (Δ E), this represents the design according to dielectric materials layer of the present invention, the color of the active region of contact panel and surrounding zone can be made close, reach the effect of beautifying contact panel outward appearance.
In various embodiment described below, the design of dielectric materials layer is used to adjust the reflected light frequency spectrum of the active region of contact panel, make the reflected light frequency spectrum of itself and surrounding zone close, or use dielectric materials layer to adjust the reflected light frequency spectrum of active region and surrounding zone simultaneously, make both close, or use the design of dielectric materials layer to adjust the reflected light frequency spectrum of surrounding zone, make the reflected light frequency spectrum of itself and active region close, these modes all can make the reflectivity difference (Δ R) of active region and surrounding zone between about 0 to 0.5, and value of chromatism (Δ E) is between about 0 to 5, allow the color of the color of active region and surrounding zone close thus, reach the effect of the apparent visual effect improving contact panel.
Consult Fig. 6, its display foundation one embodiment of the invention, along the profile line 3-3 ' of Fig. 3, the outline diagrammatic cross-section of contact panel 100.The difference of Fig. 6 and Fig. 5 is that the dielectric materials layer 103 of the contact panel of Fig. 6 is only arranged at the active region 100A of contact panel 100, and dielectric materials layer 103 is arranged between pixel control layer 111 and upper polaroid 109.In the embodiment in fig 6; the upper substrate of display element 113 is formed in after the outer surface of cover sheet 101 in pixel control layer 111; pixel control layer 111 is formed dielectric materials layer 103, and the material of dielectric materials layer 103, refractive index and thickness can as previously mentioned, no longer repeat at this.Dielectric materials layer 103 is used to adjust the reflected light frequency spectrum of active region 100A in this embodiment, make the reflected light frequency spectrum of the reflected light frequency spectrum of active region 100A and surrounding zone 100P close, make the color of active region 100A be similar to the color of surrounding zone 100P, reach the effect of the apparent visual effect improving contact panel.
Fig. 7 shows according to one embodiment of the invention, along the profile line 3-3 ' of Fig. 3, and the outline diagrammatic cross-section of contact panel 100.The difference of Fig. 7 and Fig. 6 is that the dielectric materials layer 103 of the contact panel of Fig. 7 is arranged between display element 113 and pixel control layer 111.In this embodiment; dielectric materials layer 103 is first formed in the upper substrate of display element 113 on the outer surface of cover sheet 101; then pixel control layer 111 is just formed on dielectric materials layer 103, and the material of dielectric materials layer 103, refractive index and thickness can be as previously mentioned.The dielectric materials layer 103 of the contact panel of Fig. 7 is only arranged at the active region 100A of contact panel 100, dielectric materials layer 103 is used to adjust the reflected light frequency spectrum of active region 100A, make the reflected light frequency spectrum of the reflected light frequency spectrum of active region 100A and surrounding zone 100P close, make the color of active region 100A be similar to the color of surrounding zone 100P, reach the effect of the apparent visual effect improving contact panel.
Fig. 8 shows according to one embodiment of the invention, along the profile line 3-3 ' of Fig. 3, and the outline diagrammatic cross-section of contact panel 100.In this embodiment, it is seen in the direction of below with cover sheet 101, decorative layer 105 is formed on the inner surface of cover sheet 101, and after being positioned at surrounding zone 100P, the inner surface of cover sheet 101 forms dielectric materials layer 103, this dielectric materials layer 103 is arranged at active region 100A and surrounding zone 100P, the dielectric materials layer 103 being positioned at active region 100A is formed directly on the inner surface of cover sheet 101, the dielectric materials layer 103 being positioned at surrounding zone 100P then covers above decorative layer 105, the material of dielectric materials layer 103, refractive index and thickness can be as previously mentioned.In this embodiment, dielectric materials layer 103 is used to adjust the reflected light frequency spectrum of active region 100A, make the reflected light frequency spectrum of active region 100A and surrounding zone 100P close, make the color of active region 100A and surrounding zone 100P close, reach the effect of the apparent visual effect improving contact panel.
In this embodiment; pixel control layer 111 is formed in the upper substrate of display element 113 on the outer surface of cover sheet 101; and pixel control layer 111 is between upper polaroid 109 and display element 113; via optical cement 107, upper polaroid 109 is engaged with dielectric materials layer 103, form contact panel 100 structure of Fig. 8.
Fig. 9 shows according to one embodiment of the invention, along the profile line 3-3 ' of Fig. 3, and the outline diagrammatic cross-section of contact panel 100.In this embodiment, dielectric materials layer 103 is only arranged at the surrounding zone 100P of contact panel 100, and the material of dielectric materials layer 103, refractive index and thickness can be as previously mentioned.In this embodiment, dielectric materials layer 103 is first formed in the surrounding zone 100P on the inner surface of cover sheet 101, afterwards, sees it with cover sheet 101 in the direction of below, forms decorative layer 105 above dielectric materials layer 103.In this embodiment, dielectric materials layer 103 is used to adjust the reflected light frequency spectrum of surrounding zone 100P, make the reflected light frequency spectrum of itself and active region 100A close, allow the color of surrounding zone 100P be similar to the color of active region 100A, reach the effect of the apparent visual effect improving contact panel.
In this embodiment; pixel control layer 111 is formed in the upper substrate of display element 113 on the outer surface of cover sheet 101; and pixel control layer 111 is between upper polaroid 109 and display element 113; via optical cement 107, upper polaroid 109 is engaged with cover sheet 101, form contact panel 100 structure of Fig. 9.
Figure 10 shows according to one embodiment of the invention, along the profile line 3-3 ' of Fig. 3, and the outline diagrammatic cross-section of contact panel 100.The difference of Figure 10 and Fig. 9 is that the contact panel 100 of Figure 10 is except the dielectric materials layer 103P being arranged on surrounding zone 100P, also comprise the dielectric materials layer 103A being arranged on active region 100A, the material of dielectric materials layer 103P and dielectric materials layer 103A, refractive index and thickness range can be as previously mentioned.
In this embodiment, be arranged between pixel control layer 111 and upper polaroid 109 at the dielectric materials layer 103A of active region 100A, be then arranged between cover sheet 101 and decorative layer 105 at the dielectric materials layer 103P of surrounding zone 100P.In this embodiment; the upper substrate being formed in display element 113 in pixel control layer 111 on the outer surface of cover sheet 101 after; pixel control layer 111 forms dielectric materials layer 103A, polaroid 109 on then just fitting on dielectric materials layer 103A.
In other embodiments; can be arranged between pixel control layer 111 and display element 113 at the dielectric materials layer 103A of active region 100A; in this embodiment; dielectric materials layer 103A is first formed in the upper substrate of display element 113 on the outer surface of cover sheet 101; then on dielectric materials layer 103A, form pixel control layer 111, just carry out the laminating of upper polaroid 109 afterwards.
In these embodiments, dielectric materials layer 103P is used to adjust the reflected light frequency spectrum of surrounding zone 100P, and use dielectric materials layer 103A to adjust the reflected light frequency spectrum of active region 100, make the reflected light frequency spectrum of active region 100A and surrounding zone 100P close, make the color of the color of surrounding zone 100P and active region 100A close, reach the effect of the apparent visual effect improving contact panel.
Figure 11 shows according to some embodiments of the present invention; the outline diagrammatic cross-section of contact panel 200; the contact panel 200 of Figure 11 belongs to touch sensor and is formed in contact panel type (WIS type touch panel) on cover sheet; in this embodiment; the adjustment surrounding zone 200P of contact panel 200 and the dielectric materials layer 103 of active region 200A color are formed on the inner surface 101B of cover sheet 101, and the material of dielectric materials layer 103, refractive index and thickness can be as previously mentioned.In certain embodiments, dielectric materials layer 103 can be arranged on surrounding zone 200P and active region 200A simultaneously.In further embodiments, dielectric materials layer 103 only can be arranged at active region 200A or surrounding zone 200P.
In the embodiment in figure 11; it is seen in the direction of below with cover sheet 101; decorative layer 105 to be formed in above dielectric materials layer 103 and to be positioned at surrounding zone 200P; and pixel control layer 111 to be also formed in above dielectric materials layer 103 and to be positioned at active region 200A, makes touch sensor be integrated on cover sheet 101 thus.In this embodiment; display element 113 is such as display panels; in the upper and lower surface of display element 113, there is upper and lower polaroid 109 and 115 respectively; and optical cement (not drawing) can be utilized to be engaged with the pixel control layer 111 be formed on cover sheet 101 by upper polaroid 109, form the contact panel 200 of Figure 11.
In this embodiment, dielectric materials layer 103 can adjust the reflected light frequency spectrum of active region 200A and surrounding zone 200P simultaneously, make the reflected light frequency spectrum of active region 200A and surrounding zone 200P close, make the color of active region 200A and surrounding zone 200P close, reach the effect of the apparent visual effect improving contact panel.
In other embodiments, dielectric materials layer 103 also can adopt other modes foregoing to arrange, such as dielectric materials layer 103 is only arranged at active region 200A or surrounding zone 200P, make the reflected light frequency spectrum in the reflected light frequency spectrum of active region 200A or surrounding zone 200P and another district close, make the color of active region 200A and surrounding zone 200P close, reach the effect of the apparent visual effect improving contact panel.
Figure 12 shows according to some embodiments of the present invention; the outline diagrammatic cross-section of contact panel 300; the contact panel 300 of Figure 12 belongs to the contact panel type (GG type touch panel) on another glass substrate 102 that touch sensor is formed between cover sheet 101 and display element 113; in this embodiment; the adjustment surrounding zone 300P of contact panel 300 and the dielectric materials layer 103 of active region 300A color are formed on the inner surface 101B of cover sheet 101, and the material of dielectric materials layer 103, refractive index and thickness can be as previously mentioned.In certain embodiments, dielectric materials layer 103 can be arranged on surrounding zone 300P and active region 300A simultaneously.In further embodiments, dielectric materials layer 103 only can be arranged at active region 300A or surrounding zone 300P.
In the fig. 12 embodiment, be also provided with another glass substrate 102 between cover sheet 101 and display element 113, pixel control layer 111 is formed in this glass substrate 102 on the surperficial 102U of cover sheet 101.In certain embodiments, decorative layer 105 can be formed in glass substrate 102 surperficial 102U on and be positioned at surrounding zone 300P.In other embodiments, see it with cover sheet 101 in the direction of below, decorative layer 105 can be formed on dielectric materials layer 103 and to be positioned at surrounding zone 300P.
In this embodiment, optical cement (not drawing) can be used pixel control layer 111 to be engaged with dielectric materials layer 103.Display element 113 is such as display panels, in the upper and lower surface of display element 113, there is upper and lower polaroid 109 and 115 respectively, and optical cement (not drawing) can be utilized to be engaged with glass substrate 102 by upper polaroid 109, form the contact panel 300 of Figure 12.
In this embodiment, dielectric materials layer 103 can adjust the reflected light frequency spectrum of active region 300A and surrounding zone 300P simultaneously, make the reflected light frequency spectrum of active region 300A and surrounding zone 300P close, make the color of active region 300A and surrounding zone 300P close, reach the effect of the apparent visual effect improving contact panel.
In other embodiments, dielectric materials layer 103 also can adopt other modes foregoing to arrange, such as dielectric materials layer 103 is only arranged at active region 300A or surrounding zone 300P, make the reflected light frequency spectrum in the reflected light frequency spectrum of active region 300A or surrounding zone 300P and another district close, make the color of active region 300A and surrounding zone 300P close, reach the effect of the apparent visual effect improving contact panel.
According to some embodiments of the present invention, utilize principle of optical interference, dielectric materials layer is used to adjust the active region of contact panel and the reflected light frequency spectrum of surrounding zone, make the reflected light frequency spectrum of active region and surrounding zone close, by selecting the material of dielectric materials layer, the modes such as the refractive index of adjustment dielectric materials layer and thickness, make the reflected light frequency spectrum of active region and surrounding zone close, make the color of active region and surrounding zone close, reach the effect of the apparent visual effect improving contact panel, to beautify the outward appearance of contact panel.
Although disclose the present invention in conjunction with above preferred embodiment, however itself and be not used to limit the present invention, those having an ordinary knowledge in this technical field are when can understand, without departing from the spirit and scope of the present invention, can do a little change and retouching.Therefore, protection scope of the present invention should define with the claim of enclosing and be as the criterion.
Claims (10)
1. a contact panel, comprising:
Cover sheet;
Display element, is arranged at below this cover sheet;
Pixel control layer, is arranged at an active region of this contact panel, and between this cover sheet and this display element;
Decorative layer, is arranged at a surrounding zone of this contact panel, and between this cover sheet and this display element, wherein this surrounding zone is around this active region; And
Dielectric materials layer, between this cover sheet and this display element, wherein the reflectivity difference of this active region and this surrounding zone is between 0 ~ 0.5.
2. contact panel as claimed in claim 1, wherein the value of chromatism of this active region and this surrounding zone is between 0 ~ 5.
3. contact panel as claimed in claim 1, wherein this dielectric materials layer is between this pixel control layer and this display element.
4. contact panel as claimed in claim 1, wherein this dielectric materials layer is between this cover sheet and this pixel control layer.
5. contact panel as claimed in claim 4, wherein this dielectric materials layer is arranged at this surrounding zone of this contact panel.
6. contact panel as claimed in claim 5, wherein this dielectric materials layer is also arranged at this active region of this contact panel.
7. contact panel as claimed in claim 6, wherein this dielectric materials layer is formed on an inner surface of this cover sheet, and this dielectric materials layer of this surrounding zone is between this cover sheet and this decorative layer.
8. contact panel as claimed in claim 6, wherein this dielectric materials layer of this active region is formed on an inner surface of this cover sheet, and this decorative layer is between this cover sheet and this dielectric materials layer of this surrounding zone.
9. contact panel as claimed in claim 1, wherein this pixel control layer is formed at a upper substrate of this display element on a surface of this cover sheet.
10. contact panel as claimed in claim 1, wherein the material of this dielectric materials layer is selected from the group be made up of the inorganic material of refractive index between 1.4 to 2.4 and organic material, and this dielectric materials layer comprises one or more layers of rhythmo structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410163599.0A CN105005402A (en) | 2014-04-22 | 2014-04-22 | Touch panel |
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| CN201410163599.0A CN105005402A (en) | 2014-04-22 | 2014-04-22 | Touch panel |
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| CN105005402A true CN105005402A (en) | 2015-10-28 |
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| CN106990808A (en) * | 2016-01-20 | 2017-07-28 | 宸鸿科技(厦门)有限公司 | Cover sheet and preparation method thereof |
| CN107797712A (en) * | 2017-10-27 | 2018-03-13 | 业成科技（成都）有限公司 | Contact panel and its manufacture method |
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| CN106990808B (en) * | 2016-01-20 | 2023-10-24 | 宸鸿科技(厦门)有限公司 | Protective cover plate and manufacturing method thereof |
| CN107797712A (en) * | 2017-10-27 | 2018-03-13 | 业成科技（成都）有限公司 | Contact panel and its manufacture method |
| CN111161629A (en) * | 2020-01-02 | 2020-05-15 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN111161629B (en) * | 2020-01-02 | 2023-02-28 | 京东方科技集团股份有限公司 | Display panel and display device |
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