KR20220114971A - Cover plate, electronic device including the cover plate, and method of manufacturing the cover plate - Google Patents

Abstract

Disclosed is a cover plate of an electronic device comprising a first layer comprising a first surface disposed in a first direction and a second surface disposed in a second direction opposite to the first direction, wherein a first pattern comprising a plurality of first parts is formed on the first surface of the first layer, and a second pattern corresponding to the first pattern is formed between the first surface and the second surface of the first layer. In addition, various embodiments identified through the present document are possible. Therefore, the present invention is capable of forming a depth sense of various angles.

Description

COVER PLATE, ELECTRONIC DEVICE INCLUDING THE COVER PLATE, AND METHOD OF MANUFACTURING THE COVER PLATE

Various embodiments disclosed in this document relate to a cover plate, an electronic device including the cover plate, and a method of manufacturing the cover plate.

BACKGROUND ART Electronic devices such as smart phones provide various functions such as sending and receiving messages and taking pictures, and thus have become a necessity for modern people. In particular, a portable electronic device such as a smart phone may be used more frequently due to its portability. In proportion to the frequency of use of the electronic device, a situation in which the electronic device is exposed to an external shock may also occur frequently.

The electronic device may cover the internal component by using a cover plate to prevent damage to the internal component due to an external impact. The cover plate may include a glass layer of specified rigidity to protect the internal components of the electronic device.

The glass layer included in the cover plate may be effective in protecting internal components of the electronic device, but it may be difficult to satisfy the user's external satisfaction with the electronic device. For example, the glass layer has a limit in maximizing the aesthetic effect of the cover plate exposed to the outside of the electronic device, except for transmitting the colors of other components. A new cover plate is required to overcome the aesthetic limitations of the glass layer.

The cover plate, the electronic device including the cover plate, and the method of manufacturing the cover plate according to various embodiments of the present disclosure may add a sense of stereoscopic depth to the cover plate through a pattern formed on a glass layer. have.

According to an embodiment, the cover plate of the electronic device includes a first layer including a first surface disposed in a first direction and a second surface disposed in a second direction opposite to the first direction, and the A first pattern including a plurality of first portions is formed on the first surface of the first layer, and a first pattern corresponding to the first pattern is formed between the first surface and the second surface of the first layer. 2 patterns can be formed.

According to an embodiment, an electronic device includes a printed circuit board and a cover plate covering the printed circuit board, wherein the cover plate includes a first surface disposed in a first direction and a first surface opposite to the first direction. a first layer including a second surface disposed in a second direction, wherein a first pattern including a plurality of first portions is formed on the first surface of the first layer; A second pattern corresponding to the first pattern may be formed between the first surface and the second surface.

According to an embodiment, a method of manufacturing a cover plate includes: forming a first pattern including a plurality of first portions on a first surface of a first layer disposed in a first direction; and forming a second pattern corresponding to the first pattern between a first surface and a second surface of the first layer disposed in a second direction opposite to the first direction.

According to various embodiments disclosed herein, a cover plate, an electronic device including the cover plate, and a method of manufacturing the cover plate may form a sense of depth of various angles by passing light through a plurality of refraction angles. have.

Also, according to various embodiments disclosed in this document, a cover plate, an electronic device including the cover plate, and a method of manufacturing the cover plate may form a three-dimensional effect of the cover plate through a sense of depth of the glass layer.

In addition, according to various embodiments disclosed in this document, a cover plate, an electronic device including the cover plate, and a manufacturing method of the cover plate may provide aesthetic elements (eg, color and / or pattern) can be maximized.

In addition, various effects directly or indirectly identified through this document may be provided.

1 is a diagram illustrating a front side of an electronic device according to an exemplary embodiment.
2 is a diagram illustrating a rear surface of an electronic device according to an exemplary embodiment.
3 is a diagram illustrating a deployed state of an electronic device according to an embodiment.
4A is a cross-sectional view illustrating a portion of a cover plate of an electronic device according to an exemplary embodiment.
4B is a cross-sectional view illustrating a portion of a cover plate of an electronic device according to various embodiments of the present disclosure;
5 is a plan view of a portion of a cover plate of an electronic device according to various embodiments of the present disclosure;
6 is a flowchart illustrating a method for manufacturing a cover plate of an electronic device according to an exemplary embodiment.
7 is a diagram illustrating a method for manufacturing a cover plate of an electronic device according to a process sequence according to various embodiments of the present disclosure;
In relation to the description of the drawings, the same reference numerals may be assigned to the same or corresponding components.

Hereinafter, various embodiments of the present invention will be described with reference to the accompanying drawings. However, this is not intended to limit the present invention to specific embodiments, and it should be understood that various modifications, equivalents, and/or alternatives to the embodiments of the present invention are included.

1 is a diagram illustrating a front side of an electronic device according to an exemplary embodiment. 2 is a diagram illustrating a rear surface of an electronic device according to an exemplary embodiment.

1 and 2 , an electronic device 100 according to an exemplary embodiment includes a first surface (or front surface) 110A, a second surface (or rear surface) 110B, and a first surface 110A and The housing 110 may include a side surface 110C surrounding the space between the second surfaces 110B. In another embodiment (not shown), the housing may refer to a structure that forms part of the first surface 110A, the second surface 110B, and the side surface 110C of FIG. 1 . According to an embodiment, the first surface 110A may be formed by the front plate 102 (eg, a glass plate including various coating layers, or a polymer plate) at least a portion of which is substantially transparent. The second surface 110B may be formed by the substantially opaque back plate 111 . The back plate 111 is formed by, for example, coated or colored glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the above materials. can be The side surface 110C is coupled to the front plate 102 and the rear plate 111 and may be formed by a side bezel structure (or "side member") 118 including a metal and/or a polymer. In some embodiments, the back plate 111 and the side bezel structure 118 are integrally formed and may include the same material (eg, a metal material such as aluminum).

In the illustrated embodiment, the front plate 102 includes two first regions 110D seamlessly extending from the first surface 110A toward the rear plate 111 by bending the front plate. It may include both ends of the long edge of (102). In the illustrated embodiment (see FIG. 2 ), the rear plate 111 has two second regions 110E that extend seamlessly by bending from the second surface 110B toward the front plate 102 with long edges. It can be included at both ends. In some embodiments, the front plate 102 (or the back plate 111 ) may include only one of the first regions 110D (or the second regions 110E). In another embodiment, some of the first regions 110D or the second regions 110E may not be included. In the above embodiments, when viewed from the side of the electronic device 100 , the side bezel structure 118 is the first side bezel structure 118 on the side that does not include the first regions 110D or the second regions 110E as described above. It may have a thickness (or width) of 1, and a second thickness that is thinner than the first thickness on the side surface including the first regions 110D or the second regions 110E.

According to an embodiment, the electronic device 100 includes a display 101 , an audio module 103 , 107 , 114 , a sensor module 104 , 116 , 119 , a camera module 105 , 112 , 113 , and a key input. at least one of a device 117 , a light emitting element 106 , and connector holes 108 , 109 . In some embodiments, the electronic device 100 may omit at least one of the components (eg, the key input device 117 or the light emitting device 106 ) or additionally include other components.

The display 101 may be exposed through a substantial portion of the front plate 102 , for example. In some embodiments, at least a portion of the display 101 may be exposed through the front plate 102 forming the first areas 110D of the first surface 110A and the side surface 110C. In some embodiments, the edge of the display 101 may be formed to be substantially the same as an adjacent outer shape of the front plate 102 . In another embodiment (not shown), in order to expand the area to which the display 101 is exposed, the distance between the periphery of the display 101 and the periphery of the front plate 102 may be substantially the same.

In another embodiment (not shown), a recess or opening is formed in a part of the screen display area of the display 101, and the audio module 114 and the sensor are aligned with the recess or the opening. It may include at least one of a module 104 , a camera module 105 , and a light emitting device 106 . In another embodiment (not shown), the audio module 114 , the sensor module 104 , the camera module 105 , the fingerprint sensor 116 , and the light emitting element 106 are on the rear surface of the screen display area of the display 101 . ) may include at least one or more of. In another embodiment (not shown), the display 101 is coupled to or adjacent to a touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and/or a digitizer detecting a magnetic field type stylus pen. can be placed. In some embodiments, at least a portion of the sensor module 104 , 119 , and/or at least a portion of the key input device 117 , the first area 110D, and/or the second area 110E can be placed in

The audio modules 103 , 107 , and 114 may include a microphone hole 103 and speaker holes 107 and 114 . In the microphone hole 103, a microphone for acquiring an external sound may be disposed therein, and in some embodiments, a plurality of microphones may be disposed to detect the direction of the sound. The speaker holes 107 and 114 may include an external speaker hole 107 and a receiver hole 114 for a call. In some embodiments, the speaker holes 107 and 114 and the microphone hole 103 may be implemented as a single hole, or a speaker (eg, a piezo speaker) may be included without the speaker holes 107 and 114 .

The sensor modules 104 , 116 , and 119 may generate electrical signals or data values corresponding to an internal operating state of the electronic device 100 or an external environmental state. The sensor modules 104 , 116 , 119 include, for example, a first sensor module 104 (eg, a proximity sensor) and/or a second sensor module ( (not shown) (eg, a fingerprint sensor), and/or a third sensor module 119 (eg, HRM sensor) and/or a fourth sensor module 116 disposed on the second side 110B of the housing 110 . ) (eg fingerprint sensor). The fingerprint sensor may be disposed on the first surface 110A (eg, the display 101) as well as the second surface 110B of the housing 110. The electronic device 100 may include a sensor module (not shown), such as For example, at least one of a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an infrared (IR) sensor, a biometric sensor, a temperature sensor, a humidity sensor, or an illuminance sensor 104 is further added. may include

The camera modules 105 , 112 , and 113 include a first camera device 105 disposed on the first surface 110A of the electronic device 100 , and a second camera device 112 disposed on the second surface 110B of the electronic device 100 . ), and/or a flash 113 . The camera devices 105 and 112 may include one or more lenses, an image sensor, and/or an image signal processor. The flash 113 may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (infrared cameras, wide-angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device 100 .

The key input device 117 may be disposed on the side surface 110C of the housing 110 . In another embodiment, the electronic device 100 may not include some or all of the above-mentioned key input devices 117 , and the not included key input devices 117 may be displayed on the display 101 as soft keys, etc. It can be implemented in the form In some embodiments, the key input device may include a sensor module 116 disposed on the second surface 110B of the housing 110 .

The light emitting device 106 may be disposed, for example, on the first surface 110A of the housing 110 . The light emitting device 106 may provide, for example, state information of the electronic device 100 in the form of light. In another embodiment, the light emitting device 106 may provide, for example, a light source that is interlocked with the operation of the camera module 105 . The light emitting element 106 may include, for example, an LED, an IR LED, and a xenon lamp.

The connector holes 108 and 109 include a first connector hole 108 capable of receiving a connector (eg, a USB connector) for transmitting and receiving power and/or data to and from an external electronic device, and/or an external electronic device. and a second connector hole (eg, earphone jack) 109 for accommodating a connector for transmitting and receiving audio signals.

3 is a diagram illustrating a deployed state of an electronic device according to an embodiment.

Referring to FIG. 3 , the electronic device 300 includes a side bezel structure 310 , a first support member 311 (eg, a bracket), a front plate 320 , a display 330 , and a printed circuit board 340 . , a battery 350 , a second support member 360 (eg, a rear case), an antenna 370 , and a rear plate 380 . In some embodiments, the electronic device 300 may omit at least one of the components (eg, the first support member 311 or the second support member 360 ) or additionally include other components. . At least one of the components of the electronic device 300 may be the same as or similar to at least one of the components of the electronic device 100 of FIG. 1 or FIG. 2 , and overlapping descriptions will be omitted below.

The first support member 311 may be disposed inside the electronic device 300 and connected to the side bezel structure 310 , or may be integrally formed with the side bezel structure 310 . The first support member 311 may be formed of, for example, a metal material and/or a non-metal (eg, polymer) material. The first support member 311 may have a display 330 coupled to one surface and a printed circuit board 340 coupled to the other surface. The printed circuit board 340 may be equipped with a processor, memory, and/or an interface. The processor may include, for example, one or more of a central processing unit, an application processor, a graphics processing unit, an image signal processor, a sensor hub processor, or a communication processor.

Memory may include, for example, volatile memory or non-volatile memory.

The interface may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, and/or an audio interface. The interface may, for example, electrically or physically connect the electronic device 300 to an external electronic device, and may include a USB connector, an SD card/MMC connector, or an audio connector.

The battery 350 is a device for supplying power to at least one component of the electronic device 300 and may include, for example, a non-rechargeable primary battery, a rechargeable secondary battery, or a fuel cell. . At least a portion of the battery 350 may be disposed substantially on the same plane as the printed circuit board 340 , for example. The battery 350 may be integrally disposed inside the electronic device 300 , or may be detachably disposed with the electronic device 300 .

The antenna 370 may be disposed between the rear plate 380 and the battery 350 . The antenna 370 may include, for example, a near field communication (NFC) antenna, a wireless charging antenna, and/or a magnetic secure transmission (MST) antenna. The antenna 370 may, for example, perform short-range communication with an external device or wirelessly transmit/receive power required for charging. In another embodiment, the antenna structure may be formed by a part of the side bezel structure 310 and/or the first support member 311 or a combination thereof.

4A is a cross-sectional view illustrating a portion of a cover plate of an electronic device according to an exemplary embodiment. According to an embodiment, FIG. 4A may be a cross-sectional view in which a portion of the rear plate 380 shown in FIG. 3 is cut along the line A-A' of FIG. 3 .

Referring to FIG. 4A , the cover plate 380 (or the rear plate) of the electronic device (eg, the electronic device 300 of FIG. 3 ) has a surface exposed to the outside of the electronic device 300 (eg, the rear surface of FIG. 2 ). The first layer 410 on which a plurality of patterns are formed to form a stereoscopic depth of 110B) may be included.

According to an embodiment, a first pattern 411 may be formed on a first surface (eg, a surface in the +z-axis direction) of the first layer 410 . In an embodiment, the first pattern 411 may include a plurality of first portions 411a. Each of the plurality of first portions 411a may have a specified curvature in the +x-axis direction (or the +y-axis direction). In various embodiments, the first pattern 411 may be one of various similar patterns 411b, 411c, 411d, 411e, and 411f. In the first similar pattern 411b, each of the plurality of first portions 411a may have a first curvature. In the second similar pattern 411c, each of the plurality of first portions 411a may have an embossed or engraved shape. In the third similar pattern 411d, each of the plurality of first portions 411a may have a second curvature different from the first curvature. In the fourth similar pattern 411e, each of the plurality of first portions 411a may have a third curvature different from the second curvature. In the fifth similar pattern 411f, each of the plurality of first portions 411a may have a fourth curvature in a direction opposite to the direction in which the third curvature is directed.

According to an embodiment, the first pattern 411 may refract light passing through the first pattern 411 at various angles according to a specified curvature of each of the plurality of first portions 411a. For example, the first pattern 411 refracts light passing through the left region at an angle of 30 degrees in one first part of the plurality of first parts 411a, and in the one first part, the right The light passing through the area can be refracted at an angle of 60 degrees.

According to an embodiment, a second pattern 413 may be formed between the first surface and the second surface (eg, a surface in the -z-axis direction) of the first layer 410 . In an embodiment, the second pattern 413 may include a plurality of second portions 413a corresponding to each of the plurality of first portions 411a. Each of the plurality of second portions 413a may be disposed at a position at least corresponding to each of the plurality of first portions 411a. For example, each of the plurality of second portions 413a may be formed at a position where the curvature of each of the plurality of first portions 411a is formed and a position aligned in the +z-axis direction. In various embodiments, when the plurality of second portions 413a is one continuous layer without being divided, the plurality of second portions 413a may be formed at positions aligned with the position of the first pattern 411 in the +z-axis direction.

According to an embodiment, the second pattern 413 may refract light passing through the second pattern 413 at various angles. For example, the second pattern 413 may transmit light refracted at an angle of 30 degrees from a first portion of one of the plurality of first portions 411a through a left region to one of the plurality of second portions 413a. may be refracted at an angle of 90 degrees through the second part of the one, and in the one first part, light passing through the right region and refracted at an angle of 60 degrees may be refracted at an angle of 30 degrees through the second part of the one .

According to an embodiment, the first layer 410 may be made of a glass material having a specified light transmittance. In an embodiment, the second pattern 413 formed inside the first layer 410 (eg, between the first and second surfaces) may have a light transmittance different from that of other portions of the first layer 410 . have. For example, the second pattern 413 may have lower transparency than the region (eg, the first surface) in which the first pattern 411 is formed. The second pattern 413 having a transparency greater than or equal to the specified transparency may have a specified color (eg, a rainbow color) when light passes through it.

4B is a cross-sectional view illustrating a portion of a cover plate of an electronic device according to various embodiments of the present disclosure; FIG. 4B may be a cross-sectional view in which a portion of the rear plate 380 shown in FIG. 3 is cut along the line A-A' of FIG. 3 . At least some of the components of FIG. 4B may correspond to the components of FIG. 4A (eg, the first layer 410 ).

Referring to FIG. 4B , the cover plate 380 (or the rear plate) of the electronic device (eg, the electronic device 300 of FIG. 3 ) has a surface exposed to the outside of the electronic device 300 (eg, the rear surface of FIG. 2 ). 110B), the first layer 410 , the second layer 420 , the third layer 430 , the fourth layer 440 , the fifth layer 450 and A sixth layer 460 may be included. For example, the cover plate 380 may include a first layer 410 , a second layer 420 , a third layer 430 , a fourth layer 440 , a fifth layer 450 , and a sixth layer 460 . ) may have a stacked structure.

According to an embodiment, the first layer 410 may include a first pattern 411 and a second pattern 413 disposed at positions corresponding to each other. Each of the first pattern 411 and the second pattern 413 is light reflected by the first layer 410 in the first direction (eg, the +z-axis direction) in the second direction (eg, the -z-axis direction). Alternatively, with respect to light passing through the first layer 410 in the first direction to the second direction, a plurality of refraction angles may be formed according to positions aligned in the +z-axis direction.

According to an embodiment, the first portion of any one of the plurality of first portions (eg, the plurality of first portions 411a in FIG. 4A ) transmits light passing from the first direction to the second direction at a first refraction angle ( Example: 60 degree angle). In addition, among the plurality of second portions (eg, the plurality of second portions 413a in FIG. 4A ), the second portion aligned in the +z-axis direction with the first portion of any one of the first portions The light passing through and refracted by the first refraction angle may be refracted at a second refraction angle (eg, an angle of 30 degrees) and reflected from the second direction to the first direction.

According to an embodiment, the left region of the other one of the plurality of first parts 411a refracts light passing from the first direction to the second direction at a first refraction angle (eg, a 30 degree angle). can In addition, a second portion aligned with the other first portion in the +z-axis direction among the plurality of second portions 413a passes through the left region of the other first portion and is refracted at a first refraction angle. may be refracted at a second refraction angle (eg, an angle of 30 degrees) and pass from the first direction to the second direction.

According to an embodiment, a region to the right of the other first part among the plurality of first parts 411a refracts light passing from the first direction to the second direction at a first refraction angle (eg, a 60 degree angle). can do it In addition, a second portion aligned in the +z-axis direction with the other first portion among the plurality of second portions 413a passes through a region to the right of the other first portion and is refracted at a first refraction angle. may be refracted at a second refraction angle (eg, 10 degrees) and passed from the first direction to the second direction.

According to an embodiment, the second layer 420 may have a specified color. For example, the second layer 420 may be a film (eg, PET film) printed with a specified color. In an embodiment, the second layer 420 is formed by light reflected from the third layer 430 in the first direction in the second direction after passing through the first layer 410 in the second direction in the first direction. The color may be expressed to the outside of the cover plate 380 . In an embodiment, the second layer 420 may be disposed in a second direction with respect to the first layer 410 .

According to an embodiment, the third layer 430 may include a third pattern 431 corresponding to the second pattern 413 . In an embodiment, the third pattern 431 may include a plurality of third portions 431a. Each of the plurality of third portions 431a may have a specified curvature in the x-axis direction (or the +y-axis direction). The plurality of third portions 533a may form a plurality of reflection angles by respective designated curvatures. In an embodiment, the third pattern 431 may diffuse light passing through the first layer 410 and the second layer 420 from the first direction to the second direction from the second direction to the first direction. . For example, a third portion of one of the plurality of third portions 431a may include a region to the left of the first portion of the other one of the plurality of first portions 411a , and the other portion of the plurality of second portions 413a . Light passing through one first portion and a second portion aligned in the +z-axis direction may be reflected at a first reflection angle (eg, an angle of 15 degrees). As another example, the third portion of the other one of the plurality of third portions 431a is a region to the right of the other first portion of the plurality of first portions 411a, and the plurality of second portions 413a The light passing through the second portion aligned in the +z-axis direction with the other first portion may be reflected at a second reflection angle (eg, an angle of 10 degrees). In an embodiment, the third layer 430 may be disposed in the second direction with respect to the second layer 420 . In an embodiment, the third layer 430 may be treated with an ultraviolet (UV) coating to reflect light.

According to an embodiment, the first layer 410 passes through the first layer 410 from the first direction to the second direction and then diffusely reflected light from the second direction to the first direction by the third layer 430 . may be radiated to the outside of the cover plate 380 through the other first portion among the plurality of first portions 411a. In one embodiment, the first layer 410 is applied to the third layer 430 after passing through the left region of the other first part among the plurality of first parts 411a from the first direction to the second direction. The reflected light and the light reflected by the third layer 430 after passing through the region to the right of the other one of the plurality of first portions 411a from the first direction to the second direction have different refraction angles. may radiate to the outside of the cover plate 380 by the

According to an embodiment, the fourth layer 440 may have a specified shielding rate. For example, a shielding layer having a specified radio wave shielding rate may be printed on one surface (eg, a surface in a +z-axis direction or a surface in a -z-axis direction) of the fourth layer 440 . In an embodiment, the fourth layer 440 may be disposed in the second direction with respect to the third layer 430 .

According to an embodiment, the fifth layer 450 may be disposed between the first layer 410 and the second layer 420 such that the first layer 410 and the second layer 420 are coupled to each other. In an embodiment, the fifth layer 450 may be a direct deposition layer.

According to an embodiment, the sixth layer 460 may be disposed between the third layer 430 and the fourth layer 440 in order to increase the reflection efficiency of the third layer 430 . In an embodiment, the sixth layer 460 may be a multilayer deposition layer having a specified reflectance.

5 is a plan view of a portion of a cover plate of an electronic device according to various embodiments of the present disclosure;

Referring to FIG. 5 , the cover plate (eg, the cover plate 380 of FIGS. 4A and 4B ) of the electronic device (eg, the electronic device 300 of FIG. 3 ) has a first layer (eg, FIGS. 4A and 4B ). In the first layer 410 of , a structure in which various types of first patterns 500a and second patterns 500b are overlapped may be included.

According to an embodiment, various types of first patterns 500a include a horizontal three-dimensional pattern 511a, a vertical three-dimensional pattern 511b, a diagonal three-dimensional pattern 511c, a radiation three-dimensional pattern 511d, and a square (or rectangular) three-dimensional pattern. pattern 511e, pentagonal (or hexagonal) pattern 511f, triangular (or rhombus) pattern 511g, horizontal wavy (or random solid) pattern 511h, and vertical wavy (or random solid) pattern 511i can be one of In an embodiment, the above-described various types of first patterns 500a may be the first patterns of the first layer 410 (eg, the first patterns 411 of FIGS. 4A and 4B ). In an embodiment, the above-described various types of first patterns 500a may be 3D patterns directly formed on a first surface (eg, a surface in the +z-axis direction) of the first layer 410 .

)로 인킹 처리될 수 있다.According to an embodiment, various types of the second pattern 500b include a vertical line pattern 513a, a horizontal line pattern 513b, a diagonal line pattern 513c, a square (or dot) pattern 513d, and a rectangular line pattern. 513e, a triangular pattern 513f, a rhombus (or hexagonal) pattern 513g, a wavy (or random) pattern 513h, and a short line pattern 513i. In an embodiment, the above-described various types of second patterns 500b may be the second patterns of the first layer 410 (eg, the second patterns 413 of FIGS. 4A and 4B ). In an embodiment, the above-described various types of second patterns 500b may be small patterns having a pattern in a direction opposite to that of the various types of first patterns 500a or similar shapes. In one embodiment, the various types of the second pattern 500b described above may be a laser-inked pattern between the first surface and the second surface (eg, a surface in the -z-axis direction) of the first layer 410 . have. In an embodiment, the above-described various types of second patterns 500b have a specified intensity level between the first surface and the second surface of the first layer 410 (eg,

) can be inked.

6 is a flowchart illustrating a method for manufacturing a cover plate of an electronic device according to an exemplary embodiment. At least some of the components of FIG. 5 may correspond to the components (eg, the first layer 410 ) of FIGS. 4A and 4B .

Referring to FIG. 6 , the cover plate 380 (or the rear plate) of the electronic device (eg, the electronic device 300 of FIG. 3 ) has a surface exposed to the outside of the electronic device 300 (eg, the rear surface of FIG. 2 ). It may be formed by the method 600 of manufacturing the cover plate including operations 610 and 630 to form a stereoscopic depth of 110B).

Referring to operation 610 , the first layer 410 may be formed to include the first pattern 411 . For example, in operation 610, the first pattern 411 is formed on the first surface of the first layer 410 (eg, the surface in the +z-axis direction of FIG. 4A ) by the plurality of first portions 411a. can be formed. In an embodiment, each of the plurality of first portions 411a may be formed to have a specified curvature in a third direction (eg, the +x-axis direction or the +y-axis direction of FIG. 4A ). In an embodiment, the plurality of first portions 411a may be a 3D pattern formed directly on a first surface (eg, a surface in the +z-axis direction) of the first layer 410 . In an embodiment, the first pattern 411 may refract light passing through the first pattern 411 at various angles according to a specified curvature of each of the plurality of first portions 411a. For example, the first pattern 411 refracts light passing through the left region at an angle of 30 degrees in one first part of the plurality of first parts 411a, and in the one first part, the right The light passing through the area can be refracted at an angle of 60 degrees.

Referring to operation 630 , the first layer 410 may be formed to include the second pattern 413 . For example, in operation 630 , between the first and second surfaces of the first layer 410 (eg, the -z-axis direction of FIG. 4A ), the second portion 413a A pattern 413 may be formed. Each of the plurality of second portions 413a may be disposed at a position at least corresponding to each of the plurality of first portions 411a. For example, each of the plurality of second parts 413a may be formed at a position aligned with a position where the curvature of each of the plurality of first parts 411a is formed in the first direction (eg, the +z-axis direction of FIG. 4A ). can In an embodiment, the second pattern 413 may be a laser-inked pattern between the first surface and the second surface of the first layer 410 . In various embodiments, when the plurality of second portions 413a is one continuous layer without being divided, the plurality of second portions 413a may be formed at positions aligned with the position of the first pattern 411 in the first direction. In an embodiment, the second pattern 413 may refract light passing through the second pattern 413 at various angles. For example, the second pattern 413 may transmit light refracted at an angle of 30 degrees from a first portion of one of the plurality of first portions 411a through a left region to one of the plurality of second portions 413a. may be refracted at an angle of 90 degrees through the second part of the one, and in the one first part, light passing through the right region and refracted at an angle of 60 degrees may be refracted at an angle of 30 degrees through the second part of the one .

According to an embodiment, the first layer 410 may be made of a glass material having a specified light transmittance. In an embodiment, the second pattern 413 formed in the interior of the first layer 410 (eg, between the first and second surfaces) has a light transmittance different from that of other portions of the first layer 410 . can be formed. For example, the second pattern 413 may have lower transparency than the region (eg, the first surface) in which the first pattern 411 is formed. The second pattern 413 having a transparency greater than or equal to the specified transparency may have a specified color (eg, a rainbow color) when light passes through it.

7 is a view illustrating a method for manufacturing a cover plate of an electronic device according to a process sequence according to various embodiments of the present disclosure; At least some of the components of FIG. 7 may correspond to the components (eg, the first layer 410 ) of FIGS. 4A and 4B .

Referring to FIG. 7 , the cover plate 380 (or the rear plate) of the electronic device (eg, the electronic device 300 of FIG. 3 ) has a surface exposed to the outside of the electronic device 300 (eg, the rear surface of FIG. 2 ). (110B)) may be formed by the process sequence of the first to sixth states (700a to 700e) in order to form a sense of depth (stereoscopic depth).

In the first state 700a , the first layer 710 (eg, the first layer 410 of FIG. 4A ) has a first surface (eg, the surface in the +z-axis direction of FIG. 4A ) of the first layer 710 . ) may be disposed on the mold 701 to form a first pattern 711 (eg, the first pattern 411 of FIG. 4A ). The mold 701 may be, for example, a mold including a pattern having a shape corresponding to the first pattern 711 . In the first state 700a, the first surface of the first layer 710 disposed on the mold 701 has a first direction (eg, FIG. 4A ) in a second direction (eg, -z-axis direction in FIG. 4A ). A first pattern 711 corresponding to the pattern of the mold 701 may be formed by the pressure applied in the +z-axis direction). In an embodiment, the first layer 710 may form various types of first patterns (eg, various types of first patterns 500a of FIG. 5 ) according to the process of the first state 700a. .

In the second state 700b, the first layer 710 is formed on the first surface by a plurality of first portions 711a (eg, the plurality of first portions 711a in FIG. 4A ) according to the process of the first state 700a. A first pattern 711 including 411a)) may be formed. The plurality of first portions 711a may be a 3D pattern formed directly on the first surface of the first layer 710 .

In the third state 700c, the first layer 710 may be formed to correspond to the shape of the electronic device 300 after the process of the first state 700a. For example, the shape of the first layer 710 may be curved to correspond to an edge region (eg, the first region 110D of FIG. 1 ) of the electronic device 300 .

)로 인킹 처리하기 위한 레이저 빔을 포함할 수 있다. 제4 상태(700d)에서, 상기 레이저 각인기(702)에 배치된 제1 레이어(710)의 제1 면 및 제2 면 사이에는 제1 패턴(711)에 대응되는 제2 패턴(713)이 형성될 수 있다. 상기 제2 패턴(713)은 복수의 제1 부분(711a) 각각에 대응되는 복수의 제2 부분(713a)(예: 도 4a의 복수의 제2 부분(413a))을 포함할 수 있다. 제4 상태(700d)에서, 복수의 제2 부분(713a) 각각은, 복수의 제1 부분(711a) 각각에 적어도 대응되는 위치에 형성될 수 있다. 예를 들어, 복수의 제2 부분(713a) 각각은 복수의 제1 부분(711a) 각각의 곡률이 형성된 위치와 제1 방향(예: +z축 방향)에서 정렬된 위치에 형성될 수 있다. 제4 상태(700d)에서, 복수의 제2 부분(713a)은 구분되지 않고 이어진 하나의 레이어로 형성될 수 있다.In the fourth state 700d, the first layer 710 includes a second pattern 713 between the first and second surfaces of the first layer 710 (eg, the -z-axis direction of FIG. 4A ). It may be disposed on the laser engraver 702 to form (eg, the second pattern 413 of FIG. 4A ). The laser engraver 702 sets a level of intensity specified between the first surface and the second surface of the first layer 410 (eg,

) may include a laser beam for inking processing. In the fourth state 700d, a second pattern 713 corresponding to the first pattern 711 is formed between the first surface and the second surface of the first layer 710 disposed on the laser engraver 702. can be formed. The second pattern 713 may include a plurality of second portions 713a corresponding to each of the plurality of first portions 711a (eg, a plurality of second portions 413a of FIG. 4A ). In the fourth state 700d, each of the plurality of second portions 713a may be formed at a position at least corresponding to each of the plurality of first portions 711a. For example, each of the plurality of second parts 713a may be formed at a position where the curvature of each of the plurality of first parts 711a is formed and a position aligned in the first direction (eg, the +z-axis direction). In the fourth state 700d, the plurality of second portions 713a may be formed as one continuous layer without being divided.

In the fifth state 700e, in the first layer 710, a second pattern 713 including a plurality of second portions 713a may be formed between the first surface and the second surface. The plurality of second portions 713a have a transparency greater than or equal to a specified transparency between the first and second surfaces of the first layer 710 , and have a third direction (eg, the +x-axis direction or the +y-axis direction of FIG. 4A ). ) may be a pattern formed in a plane with respect to the .

In the sixth state 700f, the first layer 710 forms a third pattern 713 in a specified range (eg, a range in which the first pattern is formed) between the first surface and the second surface along the third direction. can do. In one embodiment, according to the process of the sixth state 700f, various types of second patterns (eg, various types of second patterns 500b of FIG. 5 ) may be formed to correspond to the first pattern 711 . can

According to various embodiments, the cover plate (eg, the cover plate 380 ) of the electronic device (eg, the electronic device 300 ) includes a first surface disposed in a first direction and a second surface opposite to the first direction. a first layer (eg, a first layer 410 ) including a second surface disposed in the direction, wherein the first surface of the first layer includes a plurality of first portions (eg, a plurality of first A first pattern (eg, a first pattern 411) including a portion 411a) is formed, and a first pattern corresponding to the first pattern is formed between the first surface and the second surface of the first layer. Two patterns (eg, the second pattern 413) may be formed.

According to various embodiments, the first pattern forms a plurality of first refraction angles with respect to light passing through the first pattern from the first direction to the second direction, and the second pattern includes A plurality of second refraction angles different from the plurality of first refraction angles may be formed with respect to light passing through the second pattern after passing through the first pattern in the first direction toward the second direction.

According to various embodiments, each of the plurality of first portions may have a specified curvature in a third direction substantially perpendicular to the first direction or the second direction.

According to various embodiments, the second pattern may include a plurality of second portions (eg, a plurality of second portions 413a) disposed at positions corresponding at least to the plurality of first portions.

According to various embodiments, the second pattern may have a transparency greater than or equal to a specified transparency.

According to various embodiments, the first layer may be made of a glass material having a specified light transmittance.

According to various embodiments, the cover plate of the electronic device may include a second layer (eg, the second layer 420 ) disposed in the second direction with respect to the first layer and having a designated color.

According to various embodiments, the cover plate of the electronic device is disposed in the second direction with respect to the first layer, and a third pattern (eg, a third pattern 431 ) corresponding to the second pattern is formed. It may include three layers (eg, the third layer 430 ).

According to various embodiments, the third pattern may include a plurality of third portions (eg, a plurality of third portions 431a), and each of the plurality of third portions may be configured in the first direction or the second direction. It may have a designated curvature in a third direction substantially perpendicular to the direction.

According to various embodiments, the plurality of third portions may form a plurality of reflection angles by a designated curvature.

According to various embodiments of the present disclosure, an electronic device includes a printed circuit board (eg, a printed circuit board 340 ), and a cover plate that covers the printed circuit board, wherein the cover plate is disposed in a first direction. A first layer including a first layer including a first surface and a second surface disposed in a second direction opposite to the first direction, wherein the first surface of the first layer includes a plurality of first portions A pattern may be formed, and a second pattern corresponding to the first pattern may be formed between the first surface and the second surface of the first layer.

According to various embodiments, the first pattern forms a plurality of first refraction angles with respect to light passing through the first pattern from the first direction to the second direction, and the second pattern includes A plurality of second refraction angles different from the plurality of first refraction angles may be formed with respect to light passing through the second pattern after passing through the first pattern in the first direction toward the second direction.

According to various embodiments of the present disclosure, the second pattern may include a plurality of second portions disposed at least at positions corresponding to the plurality of first portions.

According to various embodiments, the second pattern may have a transparency greater than or equal to a specified transparency.

According to various embodiments, the first layer may be made of a glass material having a specified light transmittance.

According to various embodiments of the present disclosure, in the method for manufacturing the cover plate (eg, the method 600 for manufacturing the cover plate), a first pattern including a plurality of first portions on a first surface disposed in a first direction of a first layer forming (eg, operation 610), and between the first surface of the first layer and a second surface of the first layer disposed in a second direction opposite to the first direction in the first pattern. and forming a corresponding second pattern (eg, operation 630)).

According to various embodiments, the first pattern forms a plurality of first refraction angles with respect to light passing through the first pattern from the first direction to the second direction, and the second pattern includes A plurality of second refraction angles different from the plurality of first refraction angles may be formed with respect to light passing through the second pattern after passing through the first pattern in the first direction toward the second direction.

According to various embodiments of the present disclosure, the second pattern may include a plurality of second portions disposed at least at positions corresponding to the plurality of first portions.

According to various embodiments, the second pattern may have a transparency greater than or equal to a specified transparency.

According to various embodiments, the first layer may be made of a glass material having a specified light transmittance.

Claims (20)

In the cover plate of an electronic device,
A first layer comprising a first surface disposed in a first direction and a second surface disposed in a second direction opposite to the first direction,
A first pattern including a plurality of first portions is formed on the first surface of the first layer,
A cover plate of an electronic device, wherein a second pattern corresponding to the first pattern is formed between the first surface and the second surface of the first layer. In claim 1,
The first pattern forms a plurality of first refraction angles with respect to light passing through the first pattern from the first direction to the second direction,
The second pattern forms a plurality of second refraction angles different from the plurality of first refraction angles with respect to light passing through the second pattern after passing through the first pattern from the first direction to the second direction which, the cover plate of the electronic device. In claim 1,
The cover plate of the electronic device, wherein each of the plurality of first portions has a specified curvature in a third direction substantially perpendicular to the first direction or the second direction. In claim 1,
The second pattern may include a plurality of second portions disposed at positions at least corresponding to the plurality of first portions. In claim 1,
The second pattern has a transparency greater than or equal to a specified transparency, the cover plate of the electronic device. In claim 1,
The first layer is a glass material having a specified light transmittance, the cover plate of the electronic device. In claim 1,
and a second layer disposed in the second direction with respect to the first layer and having a designated color. In claim 1,
and a third layer disposed in the second direction with respect to the first layer and having a third pattern corresponding to the second pattern formed thereon. In claim 8,
The third pattern includes a plurality of third portions,
The cover plate of the electronic device, wherein each of the plurality of third portions has a specified curvature in a third direction substantially perpendicular to the first direction or the second direction. In claim 8,
The plurality of third portions form a plurality of reflection angles by a specified curvature, the cover plate of the electronic device. In an electronic device,
printed circuit board; and
a cover plate covering the printed circuit board;
The cover plate is
A first layer comprising a first surface disposed in a first direction and a second surface disposed in a second direction opposite to the first direction,
A first pattern including a plurality of first portions is formed on the first surface of the first layer,
A second pattern corresponding to the first pattern is formed between the first surface and the second surface of the first layer. In claim 11,
The first pattern forms a plurality of first refraction angles with respect to light passing through the first pattern from the first direction to the second direction,
The second pattern forms a plurality of second refraction angles different from the plurality of first refraction angles with respect to light passing through the second pattern after passing through the first pattern from the first direction to the second direction that, electronic devices. In claim 11,
The second pattern may include a plurality of second portions disposed at positions at least corresponding to the plurality of first portions. In claim 11,
The second pattern has a transparency greater than or equal to a specified transparency, the electronic device. In claim 11,
The first layer is made of a glass material having a specified light transmittance. A method for manufacturing a cover plate, comprising:
forming a first pattern including a plurality of first portions on a first surface of the first layer disposed in a first direction; and
forming a second pattern corresponding to the first pattern between the first surface of the first layer and a second surface of the first layer disposed in a second direction opposite to the first direction , a method of manufacturing the cover plate. 17. In claim 16,
The first pattern forms a plurality of first refraction angles with respect to light passing through the first pattern from the first direction to the second direction,
The second pattern forms a plurality of second refraction angles different from the plurality of first refraction angles with respect to light passing through the second pattern after passing through the first pattern from the first direction to the second direction A method for manufacturing a cover plate. 17. In claim 16,
The second pattern includes a plurality of second portions arranged at least at positions corresponding to the plurality of first portions, the method of manufacturing a cover plate. 17. In claim 16,
The second pattern has a transparency greater than or equal to a specified transparency, a method of manufacturing a cover plate. 17. In claim 16,
The first layer is a glass material having a specified light transmittance, the method of manufacturing a cover plate.

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