CN113327513B - Display protection plate with light leak detection function - Google Patents
Display protection plate with light leak detection function Download PDFInfo
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- CN113327513B CN113327513B CN202110514137.9A CN202110514137A CN113327513B CN 113327513 B CN113327513 B CN 113327513B CN 202110514137 A CN202110514137 A CN 202110514137A CN 113327513 B CN113327513 B CN 113327513B
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- light
- protection plate
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- detection function
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a display protection plate with a light leakage detection function, relates to the technical field of display protection plates, and aims to solve the problems that in the prior art, the light leakage phenomenon sometimes occurs between the frame of the existing display and a screen under the influence of an assembly process, and the light leakage phenomenon may be blocked or amplified when the traditional protection plate structure is used by being attached to the screen. The light leak detector sets up the top at the blue light protection shield, and the inboard of blue light protection shield is provided with the display unit, the blue light protection shield includes main printing opacity plate and clearance photometry frame limit, and the clearance photometry frame limit sets up the inboard at main printing opacity plate, be provided with laminating limit groove around main printing opacity plate inboard, and the clearance photometry frame limit is connected with main printing opacity plate through laminating limit groove, the clearance photometry frame limit includes that unilateral pencil carries limit and flexible glue leaded light strip, and unilateral pencil carries the limit and is provided with the integral type structure with flexible glue leaded light strip.
Description
Technical Field
The invention relates to the technical field of display protection plates, in particular to a display protection plate with a light leakage detection function.
Background
The display is an I/O device belonging to a computer, and is a display tool which displays a certain electronic file on a screen through a specific transmission device and reflects the electronic file to human eyes, and the display is sometimes matched with an external protection board to be used in the using process.
However, the light leakage phenomenon sometimes occurs between the conventional display frame and the screen due to the influence of the assembly process, and the light leakage phenomenon may be blocked or amplified when the conventional protection plate structure is used in combination with the screen; therefore, the conventional requirements are not satisfied, and a display protection panel with a light leakage detection function is provided.
Disclosure of Invention
The invention aims to provide a display protection plate with a light leakage detection function, so as to solve the problems that the light leakage phenomenon sometimes occurs between the conventional display frame and the screen under the influence of an assembly process, and the light leakage phenomenon may be blocked or amplified when the conventional protection plate structure is used by being attached to the screen.
In order to achieve the purpose, the invention provides the following technical scheme: a display protection plate with a light leakage detection function comprises a blue light protection plate and a light leakage detector, wherein the light leakage detector is arranged above the blue light protection plate, and the inner side of the blue light protection plate is provided with a display unit, the blue light protection plate comprises a main light-transmitting plate and a clearance light-measuring frame edge, the clearance photometric frame edge is arranged at the inner side of the main light-transmitting plate, the periphery of the inner side of the main light-transmitting plate is provided with a joint edge groove, and the clearance photometric frame edge is connected with the main light-transmitting plate through the attaching edge groove, the clearance photometric frame edge comprises a single-side wiring harness carrying edge and a soft rubber light guide strip, and the unilateral wire harness carrying edge and the soft rubber light guide strip are provided with an integrated structure, a phototriode is arranged inside the soft rubber light guide strip, and the phototriodes are multiple, shading margins are arranged around the single-side wiring harness carrying edges, and the shading margins are connected with the single-side wiring harness carrying edges through adhesives.
Preferably, the top of blue light protection shield is provided with power switching bayonet socket, and power switching bayonet socket carries limit and phototriode electric connection through unilateral pencil.
Preferably, the bottom of the light leak detector is provided with an induction sheet slot, and the light leak detector is electrically connected with the power supply adapter bayonet through the induction sheet slot.
Preferably, a power circuit board is arranged in the light leakage detector, and the power circuit board is connected with the light leakage detector through a screw.
Preferably, one side of the power circuit board is provided with a USB port, the USB port is electrically connected with the power circuit board, and the USB port is connected with the display unit through a line.
Preferably, the photosensitive signal modules are arranged above the power circuit board, the number of the photosensitive signal modules is four, and the photosensitive signal modules are electrically connected with the power circuit board.
Preferably, the main light-transmitting plate comprises medium aluminum glass, a blue light coating is arranged on the outer surface of the medium aluminum glass, a heat-conducting coating is arranged on the inner side of the medium aluminum glass, and the blue light coating and the heat-conducting coating are attached to the medium aluminum glass.
Preferably, distortion deflection angles are arranged on the periphery of the middle aluminum glass and are arranged on the inner side of the attaching side groove.
Compared with the prior art, the invention has the beneficial effects that:
1. the clearance photometry frame edge comprises a single-side wiring harness carrying edge and a soft rubber light guide strip, wherein an optical fiber circuit is arranged inside the single-side wiring harness carrying edge, four groups of optical fibers are arranged inside the whole frame edge, each group of optical fibers corresponds to one soft rubber light guide strip, the soft rubber light guide strip is attached to a gap between a screen and a frame, phototriodes are arranged inside the soft rubber light guide strip, all the phototriodes face one side of the end of the screen, and when the screen changes, the resistance between electrodes inside the phototriodes changes along with the phototriodes, so that when the screen keeps constant brightness and the screen, the condition that light leakage exists around the screen or not and the light leakage intensity can be measured through the phototriodes;
2. the shading margins are arranged around the single-side wire harness carrying edge and connected with the single-side wire harness carrying edge through the adhesive, and the shading margins are attached to the outer side of the single-side wire harness carrying edge, so that the influence of light of the external environment on the photosensitive triode can be reduced;
3. distortion deflection angles are arranged around the middle aluminum glass, are arranged between the gap photometry frame edge and the main light-transmitting plate, and are mainly used for correcting light rays at the joint of the middle aluminum glass and the main light-transmitting plate, so that the situation that the light rays around are distorted when a display screen is watched through a protection plate is avoided;
4. The light leakage detector is connected and fixed by aligning the induction sheet slot at the bottom with the power supply adapter, so that photosensitive signals can be transmitted to a power supply circuit board in the light leakage detector for processing, four groups of photosensitive signal modules are arranged in the light leakage detector, the four groups of photosensitive signal modules correspond to four groups of optical fiber signal transmission, each group of photosensitive signal modules is composed of a processor chip and two capacitors, signals generated by the phototriodes enter the processor chip through the capacitors, the signals are converted into data signals by the chips for feedback, and the photosensitive signal modules are electrically connected with the power supply circuit board.
Drawings
FIG. 1 is an overall front view of the present invention;
FIG. 2 is a schematic structural diagram of a blue light protection plate according to the present invention;
FIG. 3 is a schematic diagram of a leak detector according to the present invention;
FIG. 4 is a schematic view of a gap light measuring frame according to the present invention;
fig. 5 is a schematic cross-sectional view of a main light-transmitting plate according to the present invention.
In the figure: 1. a display unit; 2. a blue light protection plate; 3. a light leakage detector; 4. a data display screen; 5. a main light-transmitting panel; 6. a light frame edge is measured in a gap; 7. fitting the side groove; 8. a power supply switching bayonet; 9. a rubber adsorption pad; 10. medium alumina glass; 11. coating a film on the blue light; 12. a thermally conductive coating; 13. distortion of deflection angle; 14. carrying a single-side wire harness; 15. soft glue light guide strip; 16. a photo transistor; 17. a light-blocking margin; 18. a display front frame; 19. a liquid crystal screen assembly; 20. a USB port; 21. a power supply circuit board; 22. a photosensitive signal module; 23. and a sensing piece slot.
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.
Referring to fig. 1-5, an embodiment of the present invention is shown: a display protection board with light leakage detection function comprises a blue light protection board 2 and a light leakage detector 3, the light leakage detector 3 can detect light source data between a display screen and a frame by means of a photosensitive structure at the inner side of the blue light protection board 2, then the detected data is fed back to a user through an external data display screen 4, a customer can visually know the light source condition at the edge of the current screen conveniently, the light leakage detector 3 is arranged above the blue light protection board 2, a display unit 1 is arranged at the inner side of the blue light protection board 2, the display unit 1 mainly comprises a display front frame 18 and a liquid crystal screen assembly 19, the light leakage detector 3 is clamped at the top of the display front frame 18 by means of a rubber adsorption pad 9 at the bottom during use, so that the blue light protection board 2 is attached to the outside of the liquid crystal screen assembly 19, the blue light protection board 2 comprises a main light-transmitting plate 5 and a gap light metering frame edge 6, the clearance photometric frame edge 6 is arranged at the inner side of the main light-transmitting plate 5, the clearance photometric frame edge 6 and the display front frame 18 are mutually attached, the structural size of the main light-transmitting plate 5 is the same as the screen proportion of the liquid crystal screen assembly 19, the periphery of the inner side of the main light-transmitting plate 5 is provided with an attaching edge groove 7, the clearance photometric frame edge 6 is connected with the main light-transmitting plate 5 through the attaching edge groove 7, the clearance photometric frame edge 6 and the main light-transmitting plate 5 are at the same horizontal height, the clearance photometric frame edge 6 comprises a single-side wiring harness carrying edge 14 and a soft rubber light guide strip 15, the single-side wiring harness carrying edge 14 and the soft rubber light guide strip 15 are provided with an integrated structure, an optical fiber circuit is arranged inside the single-side wiring harness carrying edge 14, four groups of optical fibers are arranged inside the whole frame edge, each group of optical fibers corresponds to the soft rubber light guide strip 15, and the soft rubber light guide strip 15 is attached to a gap between the screen and the frame, the inside of flexible glue light guide strip 15 is provided with phototriode 16, phototriode 16 arranges in flexible glue light guide strip 15's inside side by side, phototriode 16 is towards screen end one side simultaneously, when the screen changes, resistance between the inside electrode in phototriode 16 can change thereupon, so when the screen keeps a constant brightness and picture, through phototriode 16 alright with measure the screen have all around the light leak condition that appears and light leak intensity, and phototriode 16 has a plurality ofly, unilateral pencil carries being provided with shading margin 17 all around of limit 14, and shading margin 17 carries the limit with unilateral pencil and 14 to be connected through the adhesive, shading margin 17 laminates in the outside that the limit 14 was carried to unilateral pencil, the influence of the light of the environment of outside to phototriode 16 can be reduced like this.
Further, a power supply adapter 8 is disposed on the top of the blue light protection plate 2, the power supply adapter 8 is electrically connected to the phototriode 16 through the single-side wiring harness carrying edge 14, the power supply adapter 8 is connected to the light inside the single-side wiring harness carrying edge 14, when in use, the sensor sheet slot 23 on the bottom of the light leakage detector 3 is aligned with the power supply adapter 8 for connection and fixation, so that the photosensitive signal can be transmitted to the power supply circuit board 21 inside the light leakage detector 3 for processing, the sensor sheet slot 23 is disposed on the bottom of the light leakage detector 3, the light leakage detector 3 is electrically connected to the power supply adapter 8 through the sensor sheet slot 23, the power supply circuit board 21 is disposed inside the light leakage detector 3, the power supply circuit board 21 is connected to the light leakage detector 3 through screws, one side of the power supply circuit board 21 is provided with a USB port 20, and the USB port 20 is electrically connected to the power supply circuit board 21, the USB port 20 is connected to the display unit 1 by a wire, and after the leak detector 3 and the blue light protection plate 2 are combined with the display, the USB port 20 at the back of the leak detector 3 is connected to an interface on the display via data lines, thereby realizing the supply of power supply, simultaneously acquiring the detection data in the light leakage detector 3 through a display, and finally checking the data through computer software, wherein a photosensitive signal module 22 is arranged above the power circuit board 21, the photosensitive signal modules 22 are four, four groups of photosensitive signal modules 22 correspond to four groups of optical fiber signal transmission, each group of photosensitive signal modules 22 is composed of a processor chip and two capacitors, signals generated by the phototriodes 16 enter the processor chip through the capacitors, the chip converts the data signal into a data signal for feedback, and the photosensitive signal module 22 is electrically connected with the power circuit board 21.
Further, main printing opacity plate 5 includes well aluminous glass 10, for well aluminous glass 10 is as the main material of protection shield, the surface of well aluminous glass 10 is provided with blue light coating film 11, and the inboard of well aluminous glass 10 is provided with heat conduction coating 12, heat conduction coating 12 can help the display screen to carry out the heat dissipation operation, avoid the screen surface that the heat accumulates to cause the damage of inside light source, blue light coating film 11 and heat conduction coating 12 are connected with the laminating of well aluminous glass 10, be provided with distortion deflection angle 13 around well aluminous glass 10, and distortion deflection angle 13 sets up in the inboard of laminating limit groove 7, distortion deflection angle 13 is between clearance photometry frame limit 6 and main printing opacity plate 5, its main role is corrected the junction light between the two, the condition of distortion appears in the light all around when avoiding watching the display screen through the protection shield.
The working principle is as follows: when in use, the light leakage detector 3 is clamped at the top of the front frame 18 of the display by means of the rubber adsorption pad 9 at the bottom, so that the blue light protection plate 2 is jointed outside the liquid crystal screen assembly 19, the blue light protection plate 2 is composed of a main light-transmitting plate 5 and a gap light-measuring frame edge 6, wherein the gap light-measuring frame edge 6 and the front frame 18 of the display are jointed with each other, the structural size of the main light-transmitting plate 5 is the same as the screen proportion of the liquid crystal screen assembly 19, the gap light-measuring frame edge 6 is composed of a unilateral wiring harness carrying edge 14 and a soft rubber light guide strip 15, and both are provided with an integrated structure, an optical fiber circuit is arranged inside the unilateral wiring harness carrying edge 14, four groups of optical fibers are arranged inside the whole frame edge, each group of optical fiber corresponds to one soft rubber strip 15, the soft rubber light guide strip 15 is jointed at the gap between the screen and the frame, and a phototriode 16 is arranged inside the soft rubber light guide strip 15, all the phototransistors 16 face the screen end side, and when the screen is changed, the resistance between the internal electrodes of the phototransistors 16 is changed, so that when the screen maintains a constant brightness and picture, the existence of light leakage around the screen and the intensity of the light leakage can be detected by the phototriode 16, four sets of photosensitive signal modules 22 are arranged inside the light leakage detector 3, corresponding to four groups of optical fiber signal transmission, each photosensitive signal module 22 is composed of a processor chip and two capacitors, the signal generated by the phototriode 16 enters the processor chip through the capacitors, the chip converts the light source signal into a data signal to feed back, the photosensitive signal module 22 is electrically connected with the power circuit board 21, and finally detected data are fed back to a user through the external data display screen 4 and are checked through computer software, so that a user can visually know the light source condition of the edge of the current screen conveniently.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. A display protection board with a light leakage detection function comprises a blue light protection board (2) and a light leakage detector (3), and is characterized in that: the light leakage detector (3) is arranged above the blue light protection plate (2), the inner side of the blue light protection plate (2) is provided with a display unit (1), the blue light protection plate (2) comprises a main light-transmitting plate (5) and a clearance light-measuring frame edge (6), the clearance light-measuring frame edge (6) is arranged on the inner side of the main light-transmitting plate (5), a laminating edge groove (7) is arranged on the periphery of the inner side of the main light-transmitting plate (5), the clearance light-measuring frame edge (6) is connected with the main light-transmitting plate (5) through the laminating edge groove (7), the clearance light-measuring frame edge (6) comprises a unilateral wiring harness carrying edge (14) and a soft rubber light guide strip (15), the unilateral wiring harness carrying edge (14) and the soft rubber light guide strip (15) are provided with an integrated light guide structure, a phototriode (16) is arranged inside the soft rubber light guide strip (15), and the phototriode (16) are multiple, shading margins (17) are arranged around the single-side wire harness carrying edge (14), and the shading margins (17) are connected with the single-side wire harness carrying edge (14) through an adhesive.
2. A display protection plate with a leak-light detection function according to claim 1, characterized in that: the top of blue light protection shield (2) is provided with power switching bayonet (8), and power switching bayonet (8) carry limit (14) and phototriode (16) electric connection through unilateral pencil.
3. A display protection plate having a leak-light detection function according to claim 2, characterized in that: the bottom of the light leakage detector (3) is provided with an induction sheet slot (23), and the light leakage detector (3) is electrically connected with the power supply switching bayonet (8) through the induction sheet slot (23).
4. A display protection plate with a leak-light detection function according to claim 1, characterized in that: the light leakage detector (3) is internally provided with a power supply circuit board (21), and the power supply circuit board (21) is connected with the light leakage detector (3) through a screw.
5. The display protection plate with a leak-light detection function according to claim 4, characterized in that: one side of the power supply circuit board (21) is provided with a USB port (20), the USB port (20) is electrically connected with the power supply circuit board (21), and the USB port (20) is connected with the display unit (1) through a line.
6. The display protection plate with a leak-light detection function according to claim 4, characterized in that: the power supply circuit board is characterized in that photosensitive signal modules (22) are arranged above the power supply circuit board (21), the number of the photosensitive signal modules (22) is four, and the photosensitive signal modules (22) are electrically connected with the power supply circuit board (21).
7. A display protection plate with a leak-light detection function according to claim 1, characterized in that: the main light-transmitting plate (5) comprises middle aluminum glass (10), a blue light coating (11) is arranged on the outer surface of the middle aluminum glass (10), a heat-conducting coating (12) is arranged on the inner side of the middle aluminum glass (10), and the blue light coating (11) and the heat-conducting coating (12) are attached to the middle aluminum glass (10).
8. A display protection plate having a leak-light detection function according to claim 7, wherein: distortion deflection angles (13) are arranged on the periphery of the middle aluminum glass (10), and the distortion deflection angles (13) are arranged on the inner side of the attaching side groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110514137.9A CN113327513B (en) | 2021-05-12 | 2021-05-12 | Display protection plate with light leak detection function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110514137.9A CN113327513B (en) | 2021-05-12 | 2021-05-12 | Display protection plate with light leak detection function |
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| CN113327513A CN113327513A (en) | 2021-08-31 |
| CN113327513B true CN113327513B (en) | 2022-07-08 |
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| CN202110514137.9A Active CN113327513B (en) | 2021-05-12 | 2021-05-12 | Display protection plate with light leak detection function |
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| JP2017187679A (en) * | 2016-04-07 | 2017-10-12 | ライトマックス エレクトロニクス インコーポレイテッド | Automatic detection structure for backlight of liquid crystal display module |
| CN209707858U (en) * | 2019-06-13 | 2019-11-29 | 福建省大成智能科技有限公司 | A kind of anti-light leakage structure of narrow frame liquid crystal display die set |
| CN111766732A (en) * | 2020-07-30 | 2020-10-13 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
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2021
- 2021-05-12 CN CN202110514137.9A patent/CN113327513B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1955808A (en) * | 2005-10-26 | 2007-05-02 | Nec液晶技术株式会社 | Backlight unit and liquid crystal display apparatus with the same mounted thereon |
| CN105264433A (en) * | 2013-05-30 | 2016-01-20 | Eizo株式会社 | Optical sensor attachment structure for image display device |
| CN105044939A (en) * | 2015-07-24 | 2015-11-11 | 苏州高新区世纪福科技有限公司 | Light leak detection device |
| JP2017187679A (en) * | 2016-04-07 | 2017-10-12 | ライトマックス エレクトロニクス インコーポレイテッド | Automatic detection structure for backlight of liquid crystal display module |
| CN206472239U (en) * | 2017-01-18 | 2017-09-05 | 南阳市澳福来实业有限责任公司 | A kind of facial mask display window detection device |
| CN206540844U (en) * | 2017-02-14 | 2017-10-03 | 深圳市骏达光电股份有限公司 | Light leakage detecting device |
| CN209707858U (en) * | 2019-06-13 | 2019-11-29 | 福建省大成智能科技有限公司 | A kind of anti-light leakage structure of narrow frame liquid crystal display die set |
| CN111766732A (en) * | 2020-07-30 | 2020-10-13 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
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| CN113327513A (en) | 2021-08-31 |
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