CN110099149B - Panel assembly, display module and electronic device - Google Patents
Panel assembly, display module and electronic device Download PDFInfo
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- CN110099149B CN110099149B CN201910374999.9A CN201910374999A CN110099149B CN 110099149 B CN110099149 B CN 110099149B CN 201910374999 A CN201910374999 A CN 201910374999A CN 110099149 B CN110099149 B CN 110099149B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/38—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using electrochromic devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
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- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The invention provides an electronic device, which comprises a middle frame and a display module, wherein the display module comprises a display screen and a driving circuit board electrically connected with the display screen, and a panel assembly disposed on the display screen, the display screen including a display area capable of emitting light and a non-display area disposed at a periphery of the display area and not emitting light, the panel component comprises a transparent cover plate and a color-changing structure, the cover plate covers the front side of the display screen, the color-changing structure is arranged between the cover plate and the display screen and covers the non-display area, the color changing structure comprises a color changing piece electrically connected with the driving circuit board, the driving circuit board controls the color changing piece to match colors according to the colors in a preset range of the display area adjacent to the non-display area, so that the display color of the color changing piece is consistent with the color displayed in the preset range on the display screen. The invention also relates to a panel assembly and a display module of the electronic device.
Description
Technical Field
The invention relates to the field of electronic devices, in particular to a panel assembly capable of visually eliminating black edges of a display screen, a display module with the panel assembly and an electronic device with the display module.
Background
Present display module assembly's size is bigger and bigger, and the colour that can show is more and more, and the image that can show is more and more complicated, and the level of picture is also abundanter. A driving circuit for controlling the pixel units to emit light is arranged at the edge of a display screen of the existing display module, and the area occupied by the driving circuit is a non-display area (commonly called as a black edge) which does not emit light; when the display module assembly is installed to electronic device such as cell-phone on and light, the black border that exists can influence mobile terminal's visual effect on the display module assembly, reduces user experience.
Disclosure of Invention
The invention aims to provide a panel component capable of eliminating black edges visually, a display module provided with the panel component and an electronic device provided with the display module.
In order to solve the above technical problem, the present invention provides a panel assembly for being mounted on a display screen, wherein the display screen includes a display area capable of emitting light and a non-display area disposed at a periphery of the display area and not emitting light; the panel components include transparent apron and discoloration structure, the apron cover in the front of display screen, discoloration structure is including enclosing to be located the peripheral piece that discolours of non-display area, the display screen is provided with drive circuit board, drive circuit board control discolour the piece according to the colour that the display area is close to the color matching of the predetermined within range in non-display area, so that discolour the piece the demonstration colour with the colour that the predetermined within range on the display screen shows is unanimous.
The invention also provides a display module, which comprises a display screen, a driving circuit board and a panel assembly, wherein the driving circuit board is electrically connected with the display screen; the panel components include transparent apron and discoloration structure, the apron cover in the front of display screen, discoloration structure is including enclosing to be located the peripheral piece that discolours of non-display area, the display screen is provided with drive circuit board, drive circuit board control discolour the piece according to the colour that the display area is close to the color matching of the predetermined within range in non-display area, so that discolour the piece the demonstration colour with the colour that the predetermined within range on the display screen shows is unanimous.
The invention also provides an electronic device, which comprises a middle frame and a display module, wherein the display module comprises a display screen and a driving circuit board electrically connected with the display screen, and a panel assembly disposed on the display screen, the display screen including a display area capable of emitting light and a non-display area disposed at a periphery of the display area and not emitting light, the panel component comprises a transparent cover plate and a color-changing structure, the cover plate covers the front side of the display screen, the color-changing structure is arranged between the cover plate and the display screen and covers the non-display area, the color changing structure comprises a color changing piece electrically connected with the driving circuit board, the driving circuit board controls the color changing piece to match colors according to the colors in a preset range of the display area adjacent to the non-display area, so that the display color of the color changing piece is consistent with the color displayed in the preset range on the display screen.
The color changing structure of the electronic device is arranged between the cover plate and the display screen and covers the non-display area, the color changing structure comprises a color changing piece electrically connected to the driving circuit board, the driving circuit board controls the color changing piece to be consistent with the color displayed in the preset range on the display screen according to the color matched with the color in the preset range of the display area adjacent to the non-display area, so that the display color of the color changing piece can cover the non-display area, therefore, a user can only see the color displayed by the color changing piece and cannot see the non-display area of the display screen, namely, the black edge of the display screen cannot be seen, the visual effect is improved, and the user experience is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic perspective view of an electronic device according to a first embodiment of the invention.
Fig. 2 is a schematic front structure diagram of the electronic device in fig. 1.
Fig. 3 is a sectional view taken along line III-III in fig. 1.
Fig. 4 is a functional module structure diagram of the electronic device in fig. 1.
Fig. 5 is a schematic cross-sectional structure diagram provided in a second embodiment of the electronic device of the present invention.
Fig. 6 is a schematic front view of an electronic device according to a third embodiment of the invention.
Fig. 7 is a schematic front view of an electronic device according to a fourth embodiment of the invention.
Fig. 8 is a schematic cross-sectional structure diagram provided in a fifth embodiment of the electronic device of the present invention.
Fig. 9 is a schematic cross-sectional structure diagram provided in a sixth embodiment of the electronic device of the present invention.
Fig. 10 is a schematic cross-sectional structure diagram provided in a seventh embodiment of the electronic device of the present invention.
Fig. 11 is a schematic cross-sectional structure diagram provided in an eighth embodiment of the electronic device of the present invention.
Fig. 12 is a schematic cross-sectional structure diagram provided in a ninth embodiment of the electronic device of the present invention.
Fig. 13 is a schematic cross-sectional structure diagram provided in a tenth embodiment of the electronic device of the present invention.
Fig. 14 is a schematic cross-sectional structure diagram provided in an eleventh embodiment of the electronic device of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 4, fig. 1 is a schematic perspective view of an electronic device according to a first embodiment of the invention; FIG. 2 is a schematic diagram of a front structure of the electronic device in FIG. 1; FIG. 3 is a cross-sectional view taken along line III-III of FIG. 1; fig. 4 is a functional module structure diagram of the electronic device in fig. 1. The electronic device 100 of the first embodiment of the present invention includes a middle frame 20 and a display module 40, wherein the display module 40 includes a display screen 42, a driving circuit board 43 electrically connected to the display screen 42, and a panel assembly 44 disposed on the display screen 42. A display area 421 capable of emitting light and a non-display area 423 which is disposed around the display area 421 and does not emit light are disposed on the front surface of the display screen 42. The panel assembly 44 includes a transparent cover plate 441 and a color-changing structure 443, the cover plate 441 covers the front surface of the display screen 42, the color-changing structure 443 is disposed between the cover plate 441 and the display screen 42 and covers the non-display region 423, the color-changing structure 443 includes a color-changing element 445 electrically connected to the driving circuit board 43, and the driving circuit board 43 controls the color-changing element 445 to match a color of the color-changing element 445 according to a color of the display region 421 of the display screen 42 in a preset range adjacent to the non-display region 423, so that a display color of the color-changing element 445 is consistent with a color displayed in the preset range on the.
In this embodiment, the electronic device 100 is a mobile phone. It is understood that in other embodiments, the electronic device 100 may be, but is not limited to, a tablet computer, a notebook computer, a Web browser, a Global Positioning System (GPS) receiver PDA, a palm top computer, a media player, or the like. The display screen 42 is an Organic Light-Emitting Diode (OLED).
In the present invention, the front surface of the display screen 42 refers to a light emitting surface of the display screen 42, and the back surface of the display screen 42 refers to a surface facing away from the light emitting surface.
The color-changing structure 443 of the electronic device 100 of the present invention is disposed between the cover plate 441 and the display screen 42 and covers the non-display region 423, the color-changing structure 443 includes a color-changing element 445 electrically connected to the driving circuit board 43, and the driving circuit board 43 controls the color-changing element 445 to match a color of the display region 421 adjacent to the non-display region 423 according to a color of the display region 423 within a preset range, so that the color of the color-changing element 445 is consistent with a color of the display region 42 within the preset range, and the non-display region 423 is covered by the display color of the color-changing element 445, so that a user can only see the color of the color-changing element 445 and cannot see the non-display region 423 of the display screen 42, i.e., cannot see a black edge of the display screen 42, thereby improving a.
The middle frame 20 includes a supporting plate 22 and a side plate 24 surrounding the supporting plate 22, the supporting plate 22 and the side plate 24 define an accommodating space 25, and the display screen 42 and the driving circuit board 43 are accommodated in the accommodating space 25. The electronic device 100 further includes electronic components such as a central processing unit 431, a memory 433, and a circuit control module disposed on the driving circuit board 43. The central processing unit 431 is electrically connected with the memory 433, the display screen 42 and the color-changing piece 445 respectively, various calculation programs are stored on the memory 433, and the calculation programs are executed by the central processing unit 431 at the same time; in particular, the memory 433 may be used to store software programs as well as various data. In addition, the memory 433 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device; the cpu 431 is a control center of the electronic device 100, connects various parts of the entire electronic device 100 using various interfaces and lines, and performs various functions of the electronic device 100 and processes data by operating or executing software programs and/or modules stored in the memory 433 and calling data stored in the memory 433. Central processor 431 may include one or more processing units; preferably, the central processor 431 may integrate an application processor, which mainly handles operating systems, user interfaces, application programs, etc., and a modem processor, which mainly handles wireless communications. The circuit control module is used for being electrically connected with the memory 433, the central processing unit 431 and other components, realizing power supply control, ensuring normal work of other components or not being electrically connected with an external power supply, directly supplying power through an internal power supply and the like. The electronic device 100 may further include a video module for inputting the information of the real scene, and the video module may be further connected to the memory 433, and converts the information of the real scene into video information to be stored in the memory 433 after the information of the real scene is input.
In this embodiment, the color-changing member 445 is an electrochromic bezel electrically connected to the driving circuit board 43. The electrochromic glass frame is a rectangular frame body, the electrochromic glass frame is arranged around the display screen 42 in a surrounding manner, and specifically, the electrochromic glass frame covers the non-display area 423.
Preferably, the electrochromic bezel is attached to the side of the cover plate 441 facing the display screen 42, the electrochromic bezel is located between the cover plate 441 and the display screen 42 and covers the non-display area 423 of the display screen 42, that is, the vertical projection of the inner peripheral edge of the electrochromic bezel on the front surface of the display screen 42 coincides with the intersection line of the display area 421 and the non-display area 423, so that the color changing member 445 completely blocks the non-display area 423 of the display screen 42.
In this embodiment, the cover plate 441 may be a transparent glass cover plate, that is, the cover plate 441 is made of a glass material. The cover plate 441 is stacked on the front surface of the display panel 42, and specifically, the back surface of the cover plate 441 is attached to the front surface of the display panel 42 by an OCA Adhesive layer 4410(Optically Clear Adhesive). The cover plate 441 includes a main light-transmitting portion 4413 and a frame light-transmitting portion 4415, and the inner side portion of the intersection line of the display region 421 and the non-display region 423 is the main light-transmitting portion 4413 with reference to a vertical projection on the back surface of the cover plate 441, the outer side portion of the intersection line is the frame light-transmitting portion 4415, the main light-transmitting portion 4413 faces the display region 421, and the frame light-transmitting portion 4415 faces the color-changing member 445. The frame light-transmitting portion 4415 is provided around the edge of the main light-transmitting portion 4413, and the main light-transmitting portion 4413 is substantially rectangular, and the frame light-transmitting portion 4415 is substantially rectangular. The main light-transmitting portion 4413 and the frame light-transmitting portion 4415 are both light-transmitting, and light emitted from the display screen 42 can be transmitted through the main light-transmitting portion 4413, so that an image displayed on the display screen 42 can be viewed through the main light-transmitting portion 4413; the light emitted from the color changing member 445 can be transmitted through the frame light-transmitting portion 4412, and the display color of the color changing member 445 is consistent with the color displayed in the preset range on the display screen 42, so that the user can only visually see the color displayed by the color changing member 445, and the color displayed on the frame light-transmitting portion 4415 and the color displayed on the main light-transmitting portion 4413 are fused with each other to form an integral display effect, and the black edge of the display screen 42 cannot be seen.
The color-changing structure 443 further includes a connection glue 446 disposed between the back surface of the color-changing member 445 and the side plate 24, and the connection glue 446 is used to fix the color-changing member 445 to the middle frame 20. The side of the color changing member 445 facing the display screen 42 away from the connection glue 446 is laminated on the front surface of the display screen 42 and covers the non-display region 423. The display 42 and the color-changing member 445 are electrically connected to the driving circuit board 43. The color changing member 445 displays a color matching the color of the display screen 42 within a preset range close to the non-display region 423 under the control of the driving circuit board 43, so that the color changing member 445 and the display screen 42 together form a full screen with a better visual effect. The color changing piece 445 and the display screen 42 are electrically connected with the driving circuit board 43 through independent flat cables respectively, so that the visual integration can be realized after the colors are displayed, and the black edge of the display screen 42 can be covered.
Preferably, the electronic terminal 100 further includes a graphic processor disposed on the driving circuit board 43, and the color changing member 445 displays a color matching a color within a preset range near the non-display region 423 on the display screen 42 under the control of at least one of the central processor 431 or the graphic processor.
In this embodiment, the color changing member 445 is electrochromic glass, which undergoes a stable and reversible color change under the action of an external electric field. Namely, under the action of an external electric field, the electrochromic glass changes color, and when the power is cut off, the electrochromic glass is restored to the original color state.
The specific method of changing the color of the color changing member 445 is as follows: color information within a preset range on the display screen 42 near the non-display area 423 is acquired. In this embodiment, a value of a preset distance range on the display screen 42 close to the non-display area 423 is preset, and the value range can be designed as required. For example, the preset range is to preset the color information within a range of 1-2mm near the edge of the non-display area 423 on the display screen 42 as the color information to be acquired. The color information may include color information of a single color, color information of a composite color, and also may include color information of a pulsating, changing, or gradation, and information of a pixel, brightness, or saturation of the above-mentioned color. And then determining the matching color of the electrochromic glass on the non-display area 423 according to the color information and the preset color changing condition. Specifically, the matching color is a color that matches the color information within a preset range near the edge of the non-display area 423 on the display screen 42 according to a preset color change condition.
Specifically, since the display screen 42 is an OLED screen, the color of each light emitting unit of the OLED screen can be obtained, and the cpu 431 can obtain the corresponding color of each light emitting unit by reading the driving current or driving voltage of each light emitting unit, that is, the cpu 431 reads the driving current or voltage of the light emitting unit within a range of 1mm close to the edge of the non-display area 423 on the display screen 42; then, the current or the voltage is selected to drive the electrochromic glass to emit light according to the corresponding color values of the driving current and the driving voltage as a reference, so that the light emitted by the color changing element 445 is matched with the color information in the preset range on the display screen 42, which is close to the edge of the non-display area 423, and the vision presented to the user by the frame light-transmitting portion 4415 is a color fused with the display screen 42 and cannot see the black edge of the display screen 42, so that the visual effect of the user is better, and the user experience is improved.
In this embodiment, the outer periphery of the color-changing member 445 is aligned with the outer periphery of the cover plate 441, that is, the outer edge of the electrochromic glass is aligned with the outer edge of the frame light-transmitting portion 4415, so that the display range of the electronic device 100 is increased, the display range of the display screen 42 is visually increased by a user, and the visual effect is improved.
Referring to fig. 5, fig. 5 is a schematic cross-sectional structure diagram of an electronic device according to a second embodiment of the invention. The structure of the second embodiment of the electronic device is similar to that of the first embodiment, and the difference between the two embodiments is that in the second embodiment, the positioning groove 4416 is formed on the side surface of the cover plate 441 facing the display screen 42 corresponding to the non-display area 423, and the electrochromic bezel is installed in the positioning groove 4416. Specifically, the side of the cover plate 441 facing the display screen 42, which corresponds to the frame light-transmitting portion 4415, is provided with an annular positioning groove 4416, and the annular electrochromic glass frame is installed in the positioning groove 4416, so that the back of the electrochromic glass frame is flush with the back of the cover plate 441, and the color-changing member 445 completely shields the non-display area 423 of the display screen 42. The back surface of the electrochromic glass frame is attached to the side plate 24 through a connecting glue 446, and the peripheral edge of the electrochromic glass frame is flush with the peripheral edge of the cover plate 441. The positioning groove 4416 for accommodating the electrochromic glass frame is formed in the back surface of the cover plate 441, so that the electrochromic glass frame can be firmly positioned, and the overall thickness of the electronic device can be reduced.
Referring to fig. 6, fig. 6 is a schematic cross-sectional structure diagram of an electronic device according to a third embodiment of the invention. The third embodiment of the electronic device has a similar structure to that of the first embodiment, and is different from the first embodiment in that the color-changing member 445 is a rectangular electrochromic glass frame, the electrochromic glass frame includes a plurality of electrochromic glass sheets, the plurality of electrochromic glass sheets are arranged around the cover plate 441, and the electrochromic glass sheets are spliced end to form the electrochromic glass frame. Specifically, the electrochromic glass frame includes four electrochromic glass sheets located on the non-display area 423, each electrochromic glass sheet is generally a rectangular sheet, the four electrochromic glass sheets are spliced end to form a rectangular frame, and the electrochromic glass frame completely covers the non-display area 423 of the display screen 42. Each electrochromic glass sheet is electrically connected to the driving circuit board 43, and the driving circuit board 43 controls the electrochromic glass sheets to have a color matched with the color in the preset range, in which the display area 421 is adjacent to the electrochromic glass sheet, so that the display color of the electrochromic glass sheets is consistent with the color displayed in the preset range on the display screen 42.
In other embodiments, each electrochromic glass sheet may be formed by splicing a plurality of electrochromic glass small sheets, each electrochromic glass small sheet is electrically connected to the driving circuit board 43, and the driving circuit board 43 controls each electrochromic glass small sheet to have a color matched with the color in the preset range, in which the display area 421 is adjacent to the electrochromic glass small sheet, so that the display color of the electrochromic glass small sheet is consistent with the color displayed in the preset range on the display screen 42.
Referring to fig. 7, fig. 7 is a schematic cross-sectional structure diagram of an electronic device according to a fourth embodiment of the invention. The fourth embodiment of the electronic device has a structure similar to that of the first embodiment, except that the color changing member 445 is an electrochromic bezel disposed on the non-display region 423 of the display screen 42, and a perpendicular projection of an inner peripheral edge of the electrochromic bezel on the front surface of the display screen 42 coincides with an intersection line of the display region 421 and the non-display region 423. Specifically, the electrochromic glass frame is defined by a top electrochromic glass sheet 4451, a bottom electrochromic glass sheet 4453, two side electrochromic glass sheets 4455 positioned on two opposite sides of the top electrochromic glass sheet 4451 and the bottom electrochromic glass sheet 4453, and the top electrochromic glass sheet 4451, the bottom electrochromic glass sheet 4453 and the two side electrochromic glass sheets 4455. The vertical projection of the inside edge of the top electrochromic glass sheet 4451, the inside edge of the bottom electrochromic glass sheet 4453 and the inside edges of the two side electrochromic glass sheets 4455 on the front of the display screen 42 coincides with the intersection of the display area 421 and the non-display area 423. The outer edge of the top electrochromic glass sheet 4451 is aligned with the top edge of the cover plate 441, the inner edge of the bottom electrochromic glass sheet 4453 is aligned with the bottom edge of the cover plate 441, and the outer edges of the two side electrochromic glass sheets 4455 are aligned with the two opposite side edges of the cover plate 441, respectively, so that the display range of the electronic device is expanded to the whole cover plate 441.
The top electrochromic glass sheet 4451, the bottom electrochromic glass sheet 4453 and the two side electrochromic glass sheets 4455 are respectively electrically connected to the driving circuit board 43; the driving circuit board 43 controls the top electrochromic glass sheet 4451 to match colors according to colors in a preset range of the display area 421 adjacent to the top electrochromic glass sheet 4451, so that the display color of the top electrochromic glass sheet 4451 is consistent with the color displayed in the preset range on the display screen 42; the driving circuit board 43 controls the bottom electrochromic glass sheet 4453 to have a color matched with the color in the preset range of the display area 421 adjacent to the bottom electrochromic glass sheet 4453, so that the display color of the bottom electrochromic glass sheet 4453 is consistent with the color displayed in the preset range on the display screen 42; the driving circuit board 43 controls the two side electrochromic glass sheets 4455 to match colors according to the colors in the preset range of the display area 421 adjacent to the corresponding side electrochromic glass sheet 4455, so that the display color of each side electrochromic glass sheet 4455 is consistent with the color displayed in the preset range on the display screen 42, thereby providing a full-screen visual effect for the user.
In other embodiments, the top electrochromic glass sheet 4451 and/or the bottom electrochromic glass sheet 4453 are formed by splicing a plurality of electrochromic glass small sheets, each electrochromic glass small sheet is electrically connected to the driving circuit board 43, and the driving circuit board 43 controls each electrochromic glass small sheet to have a color matched with the color in the preset range of the display area 421 adjacent to the electrochromic glass small sheet, so that the display color of the electrochromic glass small sheet is consistent with the color displayed in the preset range on the display screen 42; the two side electrochromic glass pieces 4455 may also be formed by splicing a plurality of electrochromic glass pieces, each electrochromic glass piece is electrically connected to the driving circuit board 43, and the driving circuit board 43 controls each electrochromic glass piece to have a color matched with the color in the preset range of the electrochromic glass piece adjacent to the display area 421, so that the display color of the electrochromic glass piece is consistent with the color displayed in the preset range on the display screen 42.
Referring to fig. 8, fig. 8 is a schematic cross-sectional structure diagram of an electronic device according to a fifth embodiment of the invention. The fifth embodiment of the electronic device has a similar structure to the first embodiment, but differs therefrom in that the side plate 24 of the middle frame 20 faces the cover plate 441 and is provided with a positioning groove 242, and the positioning groove 242 is used for fixing the color-changing member 445. Specifically, the positioning groove 242 is a rectangular groove, the positioning groove 242 penetrates through the inner surface of the side plate 24, the positioning groove 242 is a rectangular groove, and the color-changing member 445 is fixed in the positioning groove 242 through the connection glue 446. The color changing member 445 is a rectangular electrochromic bezel, the projection of the inner peripheral edge of the electrochromic bezel on the front surface of the display screen 42 coincides with the intersection line of the display region 421 and the non-display region 423, the electrochromic bezel completely covers the non-display region 423, and the electrochromic bezel is electrically connected to the driving circuit board 43.
Referring to fig. 9, fig. 9 is a schematic cross-sectional structure diagram of an electronic device according to a sixth embodiment of the invention. The sixth embodiment of the electronic device has a similar structure to that of the fifth embodiment, except that the outer edge of the color changing member 445 in the sixth embodiment extends to the outer side surface of the side plate 24, specifically, the outer edge of the electrochromic bezel extends to the outer peripheral surface of the cover plate 441, and the vertical projection of the inner peripheral edge of the electrochromic bezel on the front surface of the display screen 42 coincides with the intersection line of the display area 421 and the non-display area 423, so that the color changing member 445 completely blocks the non-display area 423 of the display screen 42.
Referring to fig. 10, fig. 10 is a schematic cross-sectional view illustrating an electronic device according to a seventh embodiment of the invention. The seventh embodiment of the electronic device has a structure similar to that of the fifth embodiment, and the difference between the structure and the fifth embodiment is that the color-changing structure 443 further includes a light guide plate 447 stacked on the front surface of the color-changing element 445, the front surface of the light guide plate 447 is attached to the back surface of the cover plate 441, the back surface of the light guide plate 447 is attached to the front surfaces of the color-changing element 445 and the display screen 42, and the back surface of the color-changing element 445 is fixed in the positioning groove 242 through the connection glue 446. The back surface of the light guide plate 447 is provided with a light shielding film layer 4472 corresponding to the non-display region 423 of the display screen 42 to shield the black edge of the display screen 42. The light guide plate 447 is a light-transmitting plate, the shape of the light guide plate 447 is similar to that of the electrochromic bezel, the projection of the inner edge of the light guide plate 447 on the front surface of the display screen 42 coincides with the intersection line of the display region 421 and the non-display region 423, so that the light-shielding film 4472 of the light guide plate 447 completely covers the non-display region 423, the back surface of the light guide plate 447 is not provided with the light-shielding film 4472 and is attached to the front surface of the color changing member 445, the color changing member 445 is electrically connected to the driving circuit board 43, the driving circuit board 43 controls the color changing member 445 to match the color according to the color in the preset range of the display region 421 adjacent to the non-display region 423, so that the display color of the color changing member 445 is consistent with the color displayed in the preset range on the display screen 42, the light of the color changing member 445 is transmitted out of the cover plate 441 through the light guide plate 447, so, i.e. the black edge of the display screen 42 cannot be seen.
Referring to fig. 11, fig. 11 is a schematic cross-sectional structure diagram of an electronic device according to an eighth embodiment of the invention. The eighth embodiment of the electronic device has a similar structure to that of the seventh embodiment, and the difference between the eighth embodiment and the seventh embodiment is that the color-changing structure 443 further includes a light shielding plate 448 stacked on the back surface of the light guide plate 447, the shape of the light shielding plate 448 is similar to that of the light guide plate 447, the front surface of the light guide plate 447 is attached to the back surface of the cover plate 441, the front surface of the light shielding plate 448 is attached to the back surface of the light guide plate 447, the back surface of the light shielding plate 448 is attached to the color-changing member 445 and the front surface of the display panel 42, the color-changing member 445 is fixed in the positioning groove 242, and the light shielding plate 448 is. The projection of the inner edge of the light shielding plate 448 on the front surface of the display screen 42 coincides with the intersection line of the display area 421 and the non-display area 423, so that the light shielding plate 448 completely covers the non-display area 423, the color changing member 445 is electrically connected to the driving circuit board 43, the driving circuit board 43 controls the color changing member 445 to have a color matched with the color of the display area 421 in the preset range adjacent to the non-display area 423, so that the display color of the color changing member 445 is consistent with the color displayed in the preset range on the display screen 42, and the light of the color changing member 445 passes through the light transmitting groove 4482 and then is transmitted out of the cover plate 441 through the light guide plate 447, so that a user can visually see only the color displayed by the color changing member 445 and cannot see the non-display area 423 of the display screen 42, i.
Referring to fig. 12, fig. 12 is a schematic cross-sectional structure diagram of an electronic device according to a ninth embodiment of the invention. The ninth embodiment of the electronic device has a structure similar to that of the first embodiment, and the difference between the first embodiment and the second embodiment is that the color-changing member 445a in the ninth embodiment is a plurality of LED lamps electrically connected to the driving circuit board 43, and the LED lamps are arranged along an intersection line between the display region 421 and the non-display region 423 of the display screen 42. Specifically, the LED lamps are attached to the non-display region 423 of the display panel 42, and the back surface of the frame light-transmitting portion 4415 of the cover plate 441 is attached to the front surface of the side plate 24 via the connection adhesive 446. The LED lamp displays a color matching the color of the display screen 42 within a predetermined range near the non-display area 423 under the control of the driving circuit board 43, so that the color changing member 445a and the display screen 42 form a full screen with a better visual effect, thereby covering the black edge of the display screen 42.
Referring to fig. 13, fig. 13 is a schematic cross-sectional structure diagram of an electronic device according to a tenth embodiment of the invention. The tenth embodiment of the electronic device has a similar structure to that of the seventh embodiment except that the color changing member 445a in the tenth embodiment is an LED lamp, that is, the electrochromic bezel in the seventh embodiment is replaced with the LED lamp. The LED lamp is electrically connected to the driving circuit board 43, the LED lamp displays the color matched with the color in the preset range close to the non-display area 423 on the display screen 42 under the control of the driving circuit board 43, the light of the LED lamp transmits the cover plate 441 out through the light guide plate 447 to achieve the effect that the color changing piece 445a and the display screen 42 form a comprehensive screen with better visual effect, so that the black edge of the display screen 42 can be covered, the visual effect is improved, and the user experience is improved.
Referring to fig. 14, fig. 14 is a schematic cross-sectional structure diagram of an electronic device according to an eleventh embodiment of the invention. The eleventh embodiment of the electronic device has a structure similar to that of the eighth embodiment except that the color changing member 445a in the eleventh embodiment is an LED lamp instead of an electrochromic bezel. The LED lamp is electrically connected to the driving circuit board 43, the LED lamp displays a color matched with a color in a preset range close to the non-display area 423 on the display screen 42 under the control of the driving circuit board 43, so that the display color of the color changing piece 445a is consistent with the color displayed in the preset range on the display screen 42, and light of the color changing piece 445a passes through the light-transmitting groove 4482 and then is transmitted out of the cover plate 441 through the light guide plate 447, so that a user can only visually see the color displayed by the color changing piece 445a, but cannot see the non-display area 423 of the display screen 42, that is, cannot see a black edge of the display screen 42, visual effect is improved, and user experience is improved.
The foregoing is illustrative of embodiments of the present invention, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the embodiments of the present invention and are intended to be within the scope of the present invention.
Claims (14)
1. A panel assembly is used for being installed on a display screen, and the display screen comprises a display area capable of emitting light and a non-display area which is arranged at the periphery of the display area and does not emit light; the display panel is characterized in that the panel component comprises a transparent cover plate and a color-changing structure, the cover plate covers the front face of the display screen, the color-changing structure comprises a color-changing piece, a light guide plate and a light shielding plate, the color-changing piece and the light guide plate are arranged around the periphery of the non-display area, the light shielding plate is stacked on the back face of the light guide plate, the front face of the light guide plate is attached to the back face of the cover plate, the front face of the light shielding plate is attached to the back face of the light guide plate, the back face of the light shielding plate is attached to the front faces of the color-changing piece and the display screen, the light shielding plate is provided with a light through groove corresponding to the color-changing piece, the display screen is provided with a driving circuit board, the driving circuit board controls the color-changing piece to be matched with colors in a, the light of the color changing piece penetrates through the light guide plate and then transmits through the cover plate after passing through the light through groove, and the projection of the inner side edge of the light guide plate on the front surface of the display screen is superposed with the intersection line of the display area and the non-display area.
2. The panel assembly of claim 1, wherein the color changing member is an electrochromic bezel electrically connected to the driving circuit board.
3. The panel assembly of claim 2, wherein an outer edge of the electrochromic bezel is aligned with an outer edge of the cover plate.
4. The panel assembly of claim 2, wherein said electrochromic bezel comprises a plurality of electrochromic glass panes, said plurality of electrochromic glass panes being disposed around said cover plate, said electrochromic glass panes being joined together end-to-end to form said electrochromic bezel.
5. The panel assembly according to claim 4, wherein the electrochromic glass sheets are respectively connected to the driving circuit board; and each electrochromic glass sheet displays a color matched with the color in the preset range close to the electrochromic glass sheet on the display screen under the control of the driving circuit board.
6. The panel assembly according to claim 1, wherein the predetermined range is a range of color information within 1-2mm near the edge of the non-display area on the display screen that is preset as the color information to be acquired.
7. The panel assembly of claim 1, wherein the color changing member is a plurality of LED lamps electrically connected to the driving circuit board, the LED lamps being arranged along an intersection between the display area and the non-display area of the display screen.
8. The panel assembly of claim 7, wherein each LED lamp, under control of the driver circuit board, displays a color matching a color within a preset range on the display screen proximate to the LED lamp.
9. The panel assembly of claim 6, wherein the LED lights are affixed to the non-display area of the display screen.
10. A display module, comprising a display screen, a driving circuit board electrically connected to the display screen, and the panel assembly of any one of claims 1 to 9, wherein the panel assembly is disposed on the display screen.
11. An electronic device comprises a middle frame and a display module, wherein the display module comprises a display screen, a drive circuit board electrically connected with the display screen, and a panel component arranged on the display screen, the display screen comprises a display area capable of emitting light and a non-display area which is arranged at the periphery of the display area and does not emit light, the electronic device is characterized in that the panel component comprises a transparent cover plate and a color-changing structure, the cover plate covers the front of the display screen, the color-changing structure is arranged between the cover plate and the display screen and covers the non-display area, the color-changing structure comprises a color-changing piece electrically connected with the drive circuit board, a light guide plate and a light shielding plate laminated on the back of the light guide plate, the front of the light shielding plate is attached on the back of the cover plate, the front of the light shielding plate is attached on the back of the light, the back of the light shading plate is attached to the color changing piece and the front of the display screen, the light shading plate is provided with a light through groove corresponding to the color changing piece, the driving circuit board controls the color changing piece to match colors in a preset range of the display area adjacent to the non-display area according to the colors of the display area, so that the display colors of the color changing piece are consistent with the colors displayed in the preset range on the display screen, light of the color changing piece penetrates through the light through groove and then penetrates through the cover plate through the light guide plate, and the projection of the inner side edge of the light guide plate on the front of the display screen is coincident with the intersection line of the display area and the non-display area.
12. The electronic device according to claim 11, wherein a positioning groove is formed in a surface of the side plate of the middle frame facing the cover plate, and the color-changing member is an electrochromic glass frame disposed in the positioning groove.
13. The electronic device of claim 11, wherein the color changing member is a plurality of LED lamps disposed on a back surface of the cover plate, and the LED lamps are arranged along the non-display area.
14. The electronic device according to claim 13, wherein a side of the middle frame facing the panel is formed with a mounting groove, the LED lamps are disposed in the mounting groove, the middle frame covers the light guide plate on the LED lamps, and a light shielding film is disposed on a back surface of the light guide plate corresponding to the non-display area.
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| CN201910374999.9A CN110099149B (en) | 2019-05-06 | 2019-05-06 | Panel assembly, display module and electronic device |
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| CN201910374999.9A CN110099149B (en) | 2019-05-06 | 2019-05-06 | Panel assembly, display module and electronic device |
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| CN110099149B true CN110099149B (en) | 2021-05-04 |
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| CN112165803A (en) * | 2020-09-04 | 2021-01-01 | Oppo广东移动通信有限公司 | Electronic equipment and shell assembly thereof |
| CN114167658A (en) * | 2020-09-11 | 2022-03-11 | Oppo广东移动通信有限公司 | Control method, control device and electronic equipment |
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| DE69017242D1 (en) * | 1989-03-10 | 1995-04-06 | De La Rue Thomas & Co Ltd | Bow with safety device. |
| CN206287586U (en) * | 2016-12-05 | 2017-06-30 | 深圳市贝菲科技有限公司 | A kind of PET antibacterial films |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107066051B (en) * | 2017-05-27 | 2020-12-04 | 捷开通讯(深圳)有限公司 | Mobile electronic equipment and display screen thereof |
| CN108089386B (en) * | 2017-12-29 | 2021-02-02 | Oppo广东移动通信有限公司 | Cover plate, display module and mobile terminal |
| CN109391710A (en) * | 2018-06-14 | 2019-02-26 | 深圳超多维科技有限公司 | Electric terminal and its display control method, computer readable storage medium |
| CN109521619A (en) * | 2018-06-14 | 2019-03-26 | 深圳超多维科技有限公司 | A kind of electric terminal |
| CN109116656B (en) * | 2018-09-03 | 2021-06-29 | Oppo广东移动通信有限公司 | Electronic device, electrochromic portion control method, and storage medium |
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| DE69017242D1 (en) * | 1989-03-10 | 1995-04-06 | De La Rue Thomas & Co Ltd | Bow with safety device. |
| CN206287586U (en) * | 2016-12-05 | 2017-06-30 | 深圳市贝菲科技有限公司 | A kind of PET antibacterial films |
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