CN105158974A - Backlight model and mobile equipment with same - Google Patents
Backlight model and mobile equipment with same Download PDFInfo
- Publication number
- CN105158974A CN105158974A CN201510641285.1A CN201510641285A CN105158974A CN 105158974 A CN105158974 A CN 105158974A CN 201510641285 A CN201510641285 A CN 201510641285A CN 105158974 A CN105158974 A CN 105158974A
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- China
- Prior art keywords
- backlight
- hole
- dazzling screen
- backboard
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133611—Direct backlight including means for improving the brightness uniformity
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention provides a backlight model. The backlight model comprises a display screen, a backing plate, a power supply assembly and backlight arranged between the display screen and the backing plate, and the display screen and the backlight are connected with the power supply assembly; the backlight model further comprises a backlight hole and a shading assembly, wherein the backlight hole is formed in the backing plate and corresponds to the backlight, and the shading assembly is arranged corresponding to the backlight hole and used for adjusting the light transmittance of the backlight hole. The invention further provides mobile equipment with the backlight model. According to the backlight model and the mobile equipment with the same, by means of the structural design that the display screen is adopted to replace a flashlight, the situations of power consumption and heating due to the fact that the mobile equipment uses the flashlight for a long time can be effectively avoided, the phenomenon of overexposure of photos due to the flashlight can also be avoided, the quality of photos is improved, and the maximum utilization rate of the backlight is achieved.
Description
Technical field
The invention belongs to field of liquid crystal display, specifically, relate to a kind of backlight module and there is the mobile device of this backlight module.
Background technology
Liquid crystal display is in dominant position in current flat pannel display, and it has the advantages such as low in energy consumption, lightweight and thickness is thin.Because liquid crystal itself is not luminous, therefore need to realize transmission or reflect showing by external light source.Available liquid crystal display great majority are transmission-types, and for these transmission type lcd device, backlight is their indispensable ingredients.
Flashlamp is also one of mode strengthening exposure, especially in dim place, opens flashlamp and contributes to making scenery brighter.The power that flashlamp needs is large, if use flashlamp for a long time, easily causes equipment very power consumption, and heating, infringement mobile device; Meanwhile, adopt flashlamp to take, easily produce over-exposed phenomenon, affect the quality of picture.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the invention provides a kind of backlight module, described backlight module comprises display screen, backboard and power supply module, and the backlight be arranged between described display screen and described backboard, described display screen, backlight are connected with described power supply module respectively, also comprise: be opened in the backlight hole on described backboard, corresponding with described backlight; Corresponding to the light shield device that described backlight hole is arranged, for regulating the light transmission capacity in described backlight hole.
Further, described light shield device comprises an anti-dazzling screen, and two to be arranged on described backboard and the guide rail be parallel to each other; Wherein, described two guide rails are relatively arranged on both sides, backlight hole, and described anti-dazzling screen is nested in described in two between guide rail, corresponding with described backlight hole, for regulating the light transmission capacity in backlight hole.
Further, described anti-dazzling screen is magnetic anti-dazzling screen.
Further, described light shield device also comprises two and to be arranged on described backboard and the electromagnetic induction assembly being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly is arranged along described anti-dazzling screen direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.
Further, described light shield device also comprises a stopper section; Wherein, described stopper section is arranged at described guide rail one end, forms type semienclosed structure with track combination, skids off track for preventing anti-dazzling screen.
Present invention also offers a kind of mobile device, comprise housing and be arranged at the display screen of described enclosure interior, backboard and power supply module, and the backlight be arranged between described display screen and described backboard, described display screen, backlight are connected with described power supply module respectively, it is characterized in that, also comprise: be opened in the backlight hole on described backboard, corresponding with described backlight; Be opened in the light hole on described housing; And the light shield device corresponding with described light hole, described light hole is corresponding with described backlight hole, for regulating described backlight from the light transmission capacity described backlight hole, described light hole.
Further, described light shield device comprises an anti-dazzling screen, and two to be arranged on described housing and the guide rail be parallel to each other; Wherein, described two guide rails are relatively arranged on described light hole both sides, and described anti-dazzling screen is nested in described in two corresponding with described light hole between guide rail, for regulating the light transmission capacity of described light hole.
Further, described light shield device also comprises two and to be arranged on described backboard and the electromagnetic induction assembly being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly is arranged along described anti-dazzling screen direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.
Further, described anti-dazzling screen is magnetic anti-dazzling screen; Described light shield device also comprises two and to be arranged on described light hole and the electromagnetic induction assembly being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly is arranged along described anti-dazzling screen direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.
Further, described light shield device also comprises a stopper section; Wherein, described stopper section is arranged at described guide rail one end, forms type semienclosed structure with track combination.
Beneficial effect of the present invention: the present invention adopts display screen to replace the structural design of flashlamp, not only effectively can solve the situation that mobile device uses flashlamp power consumption, heating for a long time, have certain protective effect to mobile device.Meanwhile, this backlight module also can realize the peak use rate to luminous energy, utilizes backlight to carry out light compensating action to shooting, add the brightness of shooting image, solve the phenomenon adopting flashlamp can cause overexposure, make picture natural reality more, improve the quality of pictures taken.
Accompanying drawing explanation
The following description carried out in conjunction with the drawings, the above-mentioned and other side of embodiments of the invention, feature and advantage will become clearly, in accompanying drawing
Fig. 1 is the structural representation of the backlight module of the embodiment of the present invention 1;
Fig. 2 is the structure schematic diagram with the mobile device of backlight module of the embodiment of the present invention 1;
Fig. 3 is that the A-A with the mobile device of backlight module of the embodiment of the present invention 1 is to cross-sectional view;
Fig. 4 is the structural representation of the backlight module of the embodiment of the present invention 2;
Fig. 5 is the structure schematic diagram with the mobile device of backlight module of the embodiment of the present invention 2;
Fig. 6 is that the A-A with the mobile device of backlight module of the embodiment of the present invention 2 is to cross-sectional view;
Fig. 7 is the structural representation of the backlight module of the embodiment of the present invention 3;
Fig. 8 is the structure schematic diagram with the mobile device of backlight module of the embodiment of the present invention 3;
Fig. 9 is that the A-A with the mobile device of backlight module of the embodiment of the present invention 3 is to cross-sectional view;
Figure 10 is the structural representation of embodiment of the present invention magnetic induction coil.
Embodiment
Below, embodiments of the invention are described in detail with reference to the accompanying drawings.But, the present invention can be implemented in many different forms, and the present invention should not be interpreted as being limited to the specific embodiment of setting forth here.On the contrary, provide these embodiments to be to explain principle of the present invention and practical application thereof, thus enable others skilled in the art understand various embodiment of the present invention and be suitable for the various amendments of certain expected application.
In the accompanying drawings, in order to know device, identical label can be used to represent identical element in whole instructions with accompanying drawing.
Embodiment 1
Fig. 1 is the structural representation of the backlight module of the embodiment of the present invention 1; Fig. 2 is the structure schematic diagram with the mobile device of backlight module of the embodiment of the present invention 1; Fig. 3 is that the A-A with the mobile device of backlight module of the embodiment of the present invention 1 is to cross-sectional view.
With reference to shown in Fig. 1, Fig. 2, Fig. 3, the mobile device that the present embodiment provides, it has backlight module 100, and described backlight module 100 comprises: backlight hole 11, light shield device 12, magnetic induction coil 14, camera 21, display screen 23, backboard 22, backlight 24; Described mobile device also comprises housing 32 and is opened in the light hole 31 on housing 32.Be built-in with power supply module (not shown) in backlight module, described power supply module is connected with described backlight 24, display screen 23 respectively, for both work power supply.
Backlight 24 is arranged between display screen 23 and backboard 22, and backlight hole 11 is opened on backboard 22, corresponding with backlight 24, blocks that assembly 12 is corresponding with backlight hole 11 to be arranged, for blocking the light of backlight 24 outgoing from backlight hole 11.
In the present embodiment, backlight hole 11 is for being arranged on a perforate on backboard 22, and its shape is preferably rectangle, is arranged near camera 21, such as the corresponding lower position at camera 21;
Shown in composition graphs 1 and Fig. 2, backlight hole 11 is opened on described backboard 22, corresponding with backlight 24; Light hole 31 is opened on housing 32, and wherein, light shield device 12 is corresponding with light hole 31, and described light hole 31 is corresponding with described backlight hole 11, for blocking the light of described backlight 24 outgoing from backlight hole 11, light hole 31.And described light hole 31 is corresponding with the position in described backlight hole 22, the light that light hole 31 does not block the outgoing of described backlight 24 is good.The present invention is not restricted the shape in backlight hole 11 and position, and its shape can be the shape of any appropriate, and suitable adjustment can be carried out according to the position of camera 21 and actual light emission rate in its position.
Further, light shield device 12 comprises two and is oppositely arranged on guide rail 121 on described backboard 22 and parallel, and is nested in anti-dazzling screen 122 between two guide rails 121, stopper section 123.
On backboard 22, the both sides up and down in corresponding described backlight hole 11, have between two opposing parallel guide rail 121, two guide rails 121 and are provided with an anti-dazzling screen 122, for regulating the light transmission capacity in backlight hole 11.The width of this anti-dazzling screen 122 equals the width between two guide rails 121 just, is nested between two guide rails 121, moves along guide rail 121.Meanwhile, the present invention is not also restricted the position of guide rail 121, and such as, guide rail also can be arranged on the two ends, left and right in backlight hole.
Article two, one end of guide rail 121, is provided with a stopper section 123, coordinates fixing, be combined into the rectangular configuration of half closure, just around backlight hole 11 with guide rail 121.Guide rail 121 is gone out for preventing anti-dazzling screen 122 in this stopper section 123.
When anti-dazzling screen 122 is fitted with stopper section 123, specify now anti-dazzling screen 122 position to be the bottom 121A of guide rail 121, then anti-dazzling screen 122 is the top 121B of guide rail 121 apart from the position at place during 123 ultimate range of stopper section.
Anti-dazzling screen 122 moves along guide rail 121, when anti-dazzling screen 122 moves to the bottom 21A of guide rail 121, article two, parallel guide rail 121, anti-dazzling screen 122, stopper section 123 form a sealed angular structure, and backlight hole 11 is covered completely, and now backlight does not have light to appear; When anti-dazzling screen 122 slowly moves away from stopper section 123, backlight hole 11 opened by anti-dazzling screen 122 thereupon, the light source in backlight hole 11 appears, Light Source Compensation can be done to shooting, its function is equivalent to flashlamp, until anti-dazzling screen 122 moves to the top 21B of guide rail 121, backlight hole 11 is opened completely, and amount of light now reaches maximal value.
In the present embodiment, in order to realize the automatic performance of described light shield device 12, this anti-dazzling screen 122 preferably has the iron plate of magnetic, but the present invention is not restricted to this, and this anti-dazzling screen 122 can be stainless steel substrates or other magnetic material.Described light shield device 13 also comprises two and to be arranged on described backboard 22 and the electromagnetic induction assembly 13 being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly 13 is arranged along described anti-dazzling screen 122 direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.Described electromagnetic induction assembly can be such as magnetic induction coil 14 (as shown in Figure 10), comprises metal-cored 141 and be wrapped in the coil 142 on metal-cored 141 surfaces.
Magnetic induction coil 14 is fixedly installed on anti-dazzling screen 122 both sides, and is positioned in anti-dazzling screen 122 direction of motion, and described magnetic induction coil 14 is energized and produces magnetic force, controls light shield device 12 and opens and closes light source.In the present embodiment, the number of magnetic induction coil 14 is preferably a pair, namely to set up at track two ends totally 2 separately.Figure 10 is the structural representation of the magnetic induction coil according to the embodiment of the present invention, and metal-cored 141 adopt iron core, and coil 142, encloses near a ring around on iron core with wire one for axle with the direction of motion of anti-dazzling screen 122.
Those skilled in the art are known, and mobile device controls the running of all parts by central processing unit.Here, mobile device controls the energising situation of two magnetic induction coils 14.After magnetic induction coil 14 is energized, magnetic field can be produced around it, the i.e. magnetic effect of electric current, the now magnetic field of hot-wire coil outside and bar shaped analogy of magnetic field, the direction of current in coil can judge by Ampere's law with the relation of energising magnetic induction coil 14 two ends polarity.
Produce magnetic action with the anti-dazzling screen 122 on light shield device 12 after magnetic induction coil 14 is energized, and then control the movement of anti-dazzling screen 122, regulate the size that backlight hole 11 is opened, thus open, close the light transmission capacity in light source and control backlight hole 11.By change coil 142 energising size and conduction time length, also can realize the change to the intensity of light source.This is only one embodiment of the present of invention, the present invention is not restricted the number of magnetic induction coil 14 and particular location, the number of magnetic induction coil 14 can do suitable increase and minimizing according to the magnetic force size produced, and its particular location also can do suitable adjustment according to actual.
Embodiment 2
Fig. 4 is the structural representation of the backlight module of the embodiment of the present invention 2; Fig. 5 is the structure schematic diagram that the embodiment of the present invention 2 has the mobile device of backlight module; Fig. 6 is to cross-sectional view according to the A-A with the mobile device of backlight module of the embodiment of the present invention 2.
Combined from Fig. 4, Fig. 5, Fig. 6, as different from Example 1, the mobile device that the present embodiment provides, includes backlight module 101, and its light shield device, magnetic induction coil 14 are arranged on the inside surface of housing 32, are oppositely arranged with backboard 22.
Embodiment 3
Fig. 7 is the structural representation of the backlight module of the embodiment of the present invention 3; Fig. 8 is the structure schematic diagram that the embodiment of the present invention 3 has the mobile device of backlight module; Fig. 9 is that the A-A with the mobile device of backlight module of the embodiment of the present invention 3 is to cross-sectional view.
Composition graphs 7, Fig. 8, Fig. 9 are known, embodiment 3 and embodiment 1 and 2 unlike, the mobile device that the present embodiment provides, includes backlight module 102, and its light shield device 12, magnetic induction coil 14 are arranged on the outside surface of housing 32.
In other embodiments, light shield device can also have other assembling modes, and such as, light shield device 12 is arranged at the inside surface of housing 31, magnetic induction coil 14 is arranged on backboard 22.
In sum, according to embodiments of the invention, not only effectively can solve the situation that mobile device uses flashlamp power consumption, heating for a long time, to mobile device, there is certain protective effect.Meanwhile, this backlight module also can realize the peak use rate to luminous energy, utilizes backlight to carry out light compensating action to shooting, add the brightness of shooting image, solve the phenomenon adopting flashlamp can cause overexposure, make picture natural reality more, improve the quality of pictures taken.
Although illustrate and describe the present invention with reference to specific embodiment, but it should be appreciated by those skilled in the art that: when not departing from the spirit and scope of the present invention by claim and equivalents thereof, the various changes in form and details can be carried out at this.
Claims (10)
1. a backlight module, described backlight module comprises display screen, backboard and power supply module, and is arranged at the backlight between described display screen and described backboard, and described display screen, backlight are connected with described power supply module respectively, it is characterized in that, also comprise:
Be opened in the backlight hole on described backboard, corresponding with described backlight;
Corresponding to the light shield device that described backlight hole is arranged, for regulating the light transmission capacity in described backlight hole.
2. backlight module according to claim 1, is characterized in that, described light shield device comprises an anti-dazzling screen, and two to be arranged on described backboard and the guide rail be parallel to each other; Wherein, described two guide rails are relatively arranged on both sides, backlight hole, and described anti-dazzling screen is nested in described in two between guide rail, corresponding with described backlight hole, for regulating the light transmission capacity in backlight hole.
3. backlight module according to claim 2, is characterized in that, described anti-dazzling screen is magnetic anti-dazzling screen.
4. backlight module according to claim 3, it is characterized in that, described light shield device also comprises two and to be arranged on described backboard and the electromagnetic induction assembly being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly is arranged along described anti-dazzling screen direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.
5. backlight module according to claim 2, is characterized in that, described light shield device also comprises a stopper section; Wherein, described stopper section is arranged at described guide rail one end, forms type semienclosed structure with track combination, skids off track for preventing anti-dazzling screen.
6. a mobile device, comprise housing and be arranged at the display screen of described enclosure interior, backboard and power supply module, and be arranged at the backlight between described display screen and described backboard, described display screen, backlight are connected with described power supply module respectively, it is characterized in that, also comprise:
Be opened in the backlight hole on described backboard, corresponding with described backlight;
Be opened in the light hole on described housing; And
The light shield device corresponding with described light hole, described light hole is corresponding with described backlight hole, for regulating described backlight from the light transmission capacity described backlight hole, described light hole.
7. mobile device according to claim 6, is characterized in that, described light shield device comprises an anti-dazzling screen, and two to be arranged on described housing and the guide rail be parallel to each other; Wherein, described two guide rails are relatively arranged on described light hole both sides, and described anti-dazzling screen is nested in described in two corresponding with described light hole between guide rail, for regulating the light transmission capacity of described light hole.
8. mobile device according to claim 6, it is characterized in that, described light shield device also comprises two and to be arranged on described backboard and the electromagnetic induction assembly being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly is arranged along described anti-dazzling screen direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.
9. the mobile device according to claim 7 or 8, is characterized in that, described anti-dazzling screen is magnetic anti-dazzling screen; Described light shield device also comprises two and to be arranged on described light hole and the electromagnetic induction assembly being divided into described anti-dazzling screen both sides, described electromagnetic induction assembly is arranged along described anti-dazzling screen direction of motion, and be connected with described power supply module, for producing magnetic force after powered up, control described anti-dazzling screen motion state.
10. the mobile device according to claim 7 or 8, is characterized in that, described light shield device also comprises a stopper section; Wherein, described stopper section is arranged at described guide rail one end, forms type semienclosed structure with track combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510641285.1A CN105158974B (en) | 2015-09-29 | 2015-09-29 | A kind of backlight module and the mobile device with the backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510641285.1A CN105158974B (en) | 2015-09-29 | 2015-09-29 | A kind of backlight module and the mobile device with the backlight module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105158974A true CN105158974A (en) | 2015-12-16 |
| CN105158974B CN105158974B (en) | 2019-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510641285.1A Active CN105158974B (en) | 2015-09-29 | 2015-09-29 | A kind of backlight module and the mobile device with the backlight module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116880100A (en) * | 2023-09-07 | 2023-10-13 | 惠科股份有限公司 | Backlight module and display device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681164A (en) * | 2012-05-04 | 2012-09-19 | 京东方科技集团股份有限公司 | Dimming device and display |
| CN102878519A (en) * | 2012-08-22 | 2013-01-16 | 杭州广安汽车电器有限公司 | Automobile air-conditioning controller backlight system |
| US20150092394A1 (en) * | 2013-09-30 | 2015-04-02 | Kabushiki Kaisha Toshiba | Image Display Device |
| CN104795046A (en) * | 2015-05-13 | 2015-07-22 | 京东方科技集团股份有限公司 | Display base plate and driving method and display device thereof |
-
2015
- 2015-09-29 CN CN201510641285.1A patent/CN105158974B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102681164A (en) * | 2012-05-04 | 2012-09-19 | 京东方科技集团股份有限公司 | Dimming device and display |
| CN102878519A (en) * | 2012-08-22 | 2013-01-16 | 杭州广安汽车电器有限公司 | Automobile air-conditioning controller backlight system |
| US20150092394A1 (en) * | 2013-09-30 | 2015-04-02 | Kabushiki Kaisha Toshiba | Image Display Device |
| CN104795046A (en) * | 2015-05-13 | 2015-07-22 | 京东方科技集团股份有限公司 | Display base plate and driving method and display device thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116880100A (en) * | 2023-09-07 | 2023-10-13 | 惠科股份有限公司 | Backlight module and display device |
| CN116880100B (en) * | 2023-09-07 | 2024-01-12 | 惠科股份有限公司 | Backlight module and display device |
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| Publication number | Publication date |
|---|---|
| CN105158974B (en) | 2019-03-19 |
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