CN107894676A - A kind of backlight module and liquid crystal module - Google Patents
A kind of backlight module and liquid crystal module Download PDFInfo
- Publication number
- CN107894676A CN107894676A CN201711086565.6A CN201711086565A CN107894676A CN 107894676 A CN107894676 A CN 107894676A CN 201711086565 A CN201711086565 A CN 201711086565A CN 107894676 A CN107894676 A CN 107894676A
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- China
- Prior art keywords
- backlight
- screen
- secondary screen
- light source
- backlight module
- Prior art date
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Classifications
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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
- G02F1/133615—Edge-illuminating devices, i.e. illuminating from the side
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- 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
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133325—Assembling processes
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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)
- Planar Illumination Modules (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a kind of backlight module and liquid crystal module, the present invention increases the overall of backlight module by way of setting backlight main screen and secondary screen and shows area, wherein backlight main screen is arranged on the upper half area of chase, the secondary screen of backlight is arranged on lower half region, in assembling, the backlight main screen is arranged side by side with the secondary screen of backlight in same level；Pass through the implementation of the present invention, the region of original backlight setting is substituted for using the secondary screen of backlight, so as to the overall viewing area of the backlight module of expansion, also reduce border width simultaneously, realize the design concept of narrow frame, solves the full frame design for being difficult to display screen lower end in the prior art, the problem of causing usage experience bad.
Description
Technical field
The present invention relates to backlight display technology field, more particularly to a kind of backlight module and liquid crystal module.
Background technology
At present, in order to increase the function of electronic product, many electronic products are also matched somebody with somebody in addition to having main display on the market
The second viewing area is equipped with, to provide the user more convenient operation, such as clamshell phone generally with interior screen and outside
Screen, the function of inside and outside screen are had nothing in common with each other；For another example, present Rimless mobile phone, one song is set in the left and right sides of main display
Screen, some function buttons on mobile phone, which are fixed, to be included on song screen.
But either double screen still sets Qu Ping, its be provided to reduce frame design structure, and it is existing both
Set-up mode returns to operation for the ease of the key of user, as shown in Figure 1, 2, all without the setting for removing HOME keys or still
The setting (being region corresponding to D in Fig. 1) of lower lip is remained, and corresponding to D regions is just the setting of existing backlight
Position, in order to avoid light leak, so it is necessary that the shading in the region, which is set, therefore the structure setting of existing backlight causes
The full frame design of mobile phone display screen lower end is difficult to, the problem of so as to cause the usage experience of user bad.
As can be seen here, the display device of prior art obviously still suffers from inconvenience and defect, and needs further to be improved.
The content of the invention
The present invention provides a kind of backlight module and liquid crystal module, not only solves above-mentioned prior art and is difficult to display screen
The full frame design of lower end, the problem of causing usage experience bad, also achieve the function of the shuangping san of terminal.
In order to solve the above technical problems, the present invention uses following technical scheme：
The invention provides a kind of backlight module, including：The secondary screen of backlight main screen, backlight and chase, the chase include upper
Half region and lower half region, the area of the upper half area are more than the area in the lower half region；
In assembling, the backlight main screen is arranged side by side in the chase with the secondary screen of backlight in same level, and
And the backlight main screen is arranged at the upper half area, the secondary screen of the backlight is arranged at the lower half region.
Further, the backlight main screen includes：First reflecting plate, the main screen being arranged above first reflecting plate are led
Tabula rasa, the first flexible PCB and the first LED light source being arranged above first flexible PCB；
First flexible PCB is arranged at the lower section of the main screen light guide plate, and first LED light source with it is described
Main screen light guide plate is located in same level.
Further, a strip groove is additionally provided with the main screen light guide plate, the strip groove is disposed in proximity to
In the position of the first LED light source side.
Further, the secondary screen of the backlight includes：Second reflecting plate, the second flexible PCB and it is arranged at described
The second LED light source on two flexible PCBs, second reflecting plate and described is provided with the second soft of second LED light source
Property circuit-board card is connected on the strip groove on the main screen light guide plate.
Further, a receiving for being used to accommodate second flexible PCB is additionally provided with the secondary screen of the backlight
Region, the housing region are arranged at the corner location on the right side of the secondary screen of the backlight, the light source that second LED light source is sent
Spread to the left from the right side of the secondary screen of the backlight.
Further, the secondary screen of the backlight also includes secondary screen light guide plate, and the secondary screen light guide plate is arranged at the 2nd LED
The leftward position of light source, and be located at second LED light source in same level.
Further, in addition to：The glue frame barricade being arranged between the chase and the lower half region, for shading with
The backlight module pastes support.
Further, in addition to：Shading double faced adhesive tape, the shading double faced adhesive tape are arranged at the housing region and the glue frame
The top of barricade.
Further, in addition to it is arranged at the optical diaphragm group of the secondary screen top of the backlight main screen and the backlight.
A kind of liquid crystal module, including liquid crystal panel, and the as above backlight described in any one are additionally provided in the present invention
Module, the liquid crystal panel are arranged on the backlight module.
Beneficial effects of the present invention：
The invention provides a kind of backlight module and liquid crystal module, the present invention is by way of setting backlight main screen and secondary screen
Area is shown to increase the overall of backlight module, wherein backlight main screen is arranged on the upper half area of chase, and the secondary screen of backlight is set
On lower half region, in assembling, the backlight main screen is arranged side by side with the secondary screen of backlight in same level；Pass through the present invention
Implementation, the region that original backlight sets substituted for using the secondary screen of backlight, so as to the overall display of backlight module expanded
Region, while border width is also reduced, the design concept of narrow frame is realized, solves and is difficult to display screen in the prior art
The full frame design of lower end, the problem of causing usage experience bad.
Brief description of the drawings
Fig. 1 is the front view of back light module unit structure in the prior art；
Fig. 2 is the internal structure schematic diagram in D regions in Fig. 1；
Fig. 3 is the front view of backlight film group provided in an embodiment of the present invention；
Fig. 4 is the sectional view of the backlight film group structure that line A-A is cut along Fig. 3；
Fig. 5 is the sectional view of the back light module unit structure of A-B wire cuttings along Fig. 3；
Fig. 6 is the structural representation of main screen light guide plate provided in an embodiment of the present invention；
Fig. 7 is another structural representation of the secondary screen of backlight provided in an embodiment of the present invention.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
The key point of the present invention is, in the backlight module provided, is set by backlight in the prior art
Backlight secondary screen is set on region, and the set-up mode of the secondary screen of the back of the body can not only realize the offer of light source, the backlight module also expanded
Viewing area and reduce border width, even described backlight module reached full screen display effect.
Fig. 3 is the backlight module front view that one embodiment of the invention provides, as shown in figure 3, in backlight module 100, bag
Include：The secondary screen 30 of backlight main screen 20, backlight and chase 10, the secondary screen 30 of the backlight main screen 20 and backlight are respectively arranged at the chase
On 10.
In the present embodiment, the chase 10 includes upper half area 101 and lower half region 102, and the upper half area 101
Corresponding is main viewing area of the prior art (being the a-quadrant in Fig. 1), is existing corresponding to the lower half region 102
Lower Kp regions (being the D regions in Fig. 1) in technology, the backlight main screen 20 is arranged on the upper half area 101, described
The secondary screen 30 of backlight is arranged on the lower half region 102, and the backlight main screen 20 and the secondary screen 30 of backlight are arranged on corresponding region
After should be in same level.
In the present embodiment, the backlight main screen 20 includes：First reflecting plate 201, it is arranged at first reflecting plate 201
The main screen light guide plate 202 of top, the first flexible PCB 203 and it is arranged at the of the top of first flexible PCB 203
One LED light source 204；First flexible PCB 203 is arranged at the lower section of the main screen light guide plate 202, and the first LED
Light source 204 is located in same level with the main screen light guide plate 202.
In the present embodiment, same level can be arranged on the backlight main screen 20 to ensure that the backlight pair shields 30
On, a strip groove 1 is additionally provided with the main screen light guide plate 202, as shown in fig. 6, the specific strip groove 1
It is disposed in proximity in the position of the side of the first LED light source 204.
In the present embodiment, the secondary screen 30 of the backlight includes：Second reflecting plate 301, the second flexible PCB 302 and
The second LED light source 303 being arranged on second flexible PCB 302, second reflecting plate 301 and the setting are
The second flexible PCB 302 for stating the second LED light source 303 is connected on the strip groove 1 on the main screen light guide plate 202.
In actual applications, according to LED light source in the prior art and the set-up mode of flexible PCB, can cause whole
The integral thickness of backlight module 100 can the green recessed thickness of chicken, then in order to solve the problem, the present invention on the secondary screen 30 of the backlight also
A housing region 2 for being used to accommodate second flexible PCB 302 is provided with, the housing region 2 is arranged at the back of the body
The corner location on the right side of the secondary screen 30 of light, the light source that second LED light source 303 is sent from the right side of the secondary screen 30 of the backlight to
Spread in left side.Certainly, the set location of the housing region 2 can also be the corner position in the left side for being arranged on the secondary screen 30 of the backlight
Put, setting can also be arranged on frame region position, can not only stop that the position of the setting of the secondary screen 30 of backlight can be with.
As shown in Figure 4,5, respectively along the line A-A in Fig. 3 and the sectional view of A-B lines, in actual applications, such as Fig. 4,
The chase 10 and the structure setting on the 101 corresponding position of lower half region are microprotrusion, first flexible PCB
203 are fixed on the inner side of the raised position of chase 10 by double faced adhesive tape, and cause the upper of first flexible PCB 203
Surface contacts with the lower surface of main screen light guide plate 202, and first LED light source 204 enters light with the main screen light guide plate 202
Side flushes.Second reflector plate 301 is provided with first LED light source 204, in second reflector plate 301
Top, which is once superimposed, is provided with the second LED light source 303 and the second flexible PCB 302.By above-mentioned structure setting, not only protect
Original backlight has been stayed to set, due to position corresponding to the backlight to be arranged to the shape of projection, so as to be to newly increase
The locus of installations that provides of the secondary screen 30 of backlight, while also ensure that the optical effect of backlight module.
In the present embodiment, for second flexible PCB 302 to be arranged on to the right side in the lower half region 102
In the case of position, the structure in the left side in the lower half region 102 as shown in figure 5, with second flexible PCB
Optical diaphragm group 40 is provided with corresponding to 302 on position, and is provided with the 303 corresponding position of the second LED light source
Pair screen light guide plate 304, is diffused to the light that the side of the second LED light source 303 is penetrated by pair screen light guide plate 204 and optical diaphragm group 40
On each position of the secondary screen 30 of backlight, the full screen display of backlight module is realized by being mutually combined for secondary screen and main screen.
In the present embodiment, the backlight module 100 also includes：Glue frame barricade 50, the glue frame barricade 50 are arranged at institute
State between chase 10 and the lower half region, support is pasted for shading and the backlight module 100, as shown in figure 4, the glue
Frame barricade 50 is mainly provided in the position between the LED light source 204 of chase 10 and first, and with the interior side contacts of chase 10.
In the present embodiment, the backlight module 100 also includes：Shading double faced adhesive tape 60, the shading double faced adhesive tape 60 are set
In the housing region 2 and the top of the glue frame barricade 50.
In actual applications, the flexible PCB 302 of the second LED light source 303 and second is except being arranged on the backlight
Outside the corner location of the left and right side of pair screen 30, if on the premise of thickness allows, first LED light source can also be arranged on
204 top, tiling is with that on whole lower half region 102, or even can also be arranged on the position of glue frame barricade 50, such as Fig. 7
It is shown, by setting a groove, second LED light source 303 and the close to light source side in the glue frame barricade 50
In the setting of two flexible PCBs 302 and the groove, which can further extend the viewing area of backlight module, further
Realization full screen display, by the setting of mode in this, the shading that can not only eliminate backlight module lower end area is set, also
The width of the luminous edge of lower end area can be reduced to the border width standard with the left and right sides in the prior art, setting can
To realize complete full frame design.
In actual applications, due to the secondary screen of the backlight main screen and backlight of setting, so end can also be passed through in the present invention
The processor at end carries out individually lighting control to backlight main screen and the secondary screen of backlight respectively, so as to realize the individually aobvious of bright screen curtain
Show, realize the split screen display available of terminal.
It is described present invention also offers a kind of liquid crystal module, including liquid crystal panel, in addition to backlight module described above
Liquid crystal panel is arranged on the backlight module.Similarly, the liquid crystal module provided with the backlight module also solves existing skill
The full frame design of display screen lower end is difficult in art, the problem of causing usage experience bad, even more realizes narrow frame design,
The effect that whole face is shown also is improved.
In summary, backlight module provided by the invention and liquid crystal module, the present invention is by setting backlight main screen and secondary screen
Mode show area to increase the overall of backlight module, wherein backlight main screen is arranged on the upper half area of chase, backlight pair
Screen is arranged on lower half region, and in assembling, the backlight main screen is arranged side by side with the secondary screen of backlight in same level；Pass through
The implementation of the present invention, the region of original backlight setting is substituted for using the secondary screen of backlight, so that the backlight module expanded is whole
Body viewing area, while border width is also reduced, the design concept of narrow frame is realized, solves and is difficult in the prior art
The full frame design of display screen lower end, the problem of causing usage experience bad.
Above content is to combine specific embodiment further description made for the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For general technical staff of the technical field of the invention, do not taking off
On the premise of from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the protection of the present invention
Scope.
Claims (10)
- A kind of 1. backlight module, it is characterised in that including：The secondary screen of backlight main screen, backlight and chase, the chase include upper half Domain and lower half region, the area of the upper half area are more than the area in the lower half region；In assembling, the backlight main screen is arranged side by side in the chase with the secondary screen of backlight in same level, and institute State backlight main screen and be arranged at the upper half area, the secondary screen of the backlight is arranged at the lower half region.
- 2. backlight module according to claim 1, it is characterised in that the backlight main screen includes：First reflecting plate, set Main screen light guide plate, the first flexible PCB above first reflecting plate and it is arranged at first flexible PCB First LED light source of top；First flexible PCB is arranged at the lower section of the main screen light guide plate, and first LED light source and the main screen Light guide plate is located in same level.
- 3. backlight module according to claim 2, it is characterised in that be additionally provided with a bar shaped in the main screen light guide plate Groove, the strip groove are disposed in proximity in the position of the first LED light source side.
- 4. according to the backlight module described in claim any one of 1-3, it is characterised in that the secondary screen of the backlight includes：Second is anti- Penetrate plate, the second flexible PCB and the second LED light source being arranged on second flexible PCB, second reflection Plate and second flexible PCB for being provided with second LED light source are connected in the strip groove on the main screen light guide plate On.
- 5. backlight module according to claim 4, it is characterised in that be additionally provided with one on the secondary screen of the backlight and be used for The housing region of second flexible PCB is accommodated, the housing region is arranged at the corner position on the right side of the secondary screen of the backlight Put, the light source that second LED light source is sent spreads to the left from the right side of the secondary screen of the backlight.
- 6. backlight module according to claim 5, it is characterised in that the secondary screen of the backlight also includes secondary screen light guide plate, institute State secondary screen light guide plate and be arranged at the leftward position of second LED light source, and be located at same level with second LED light source On.
- 7. backlight module according to claim 6, it is characterised in that also include：It is arranged at the chase and the lower half Glue frame barricade between region, support is pasted for shading and the backlight module.
- 8. backlight module according to claim 7, it is characterised in that also include：Shading double faced adhesive tape, the shading double faced adhesive tape It is arranged at the housing region and the top of the glue frame barricade.
- 9. backlight module according to claim 4, it is characterised in that also include being arranged at the backlight main screen and the back of the body The optical diaphragm group of the secondary screen top of light.
- 10. a kind of liquid crystal module, including liquid crystal panel, it is characterised in that also include the back of the body as described in claim any one of 1-9 Optical mode group, the liquid crystal panel are arranged on the backlight module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086565.6A CN107894676B (en) | 2017-11-07 | 2017-11-07 | Backlight module and liquid crystal module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711086565.6A CN107894676B (en) | 2017-11-07 | 2017-11-07 | Backlight module and liquid crystal module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107894676A true CN107894676A (en) | 2018-04-10 |
| CN107894676B CN107894676B (en) | 2020-06-23 |
Family
ID=61804172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711086565.6A Active CN107894676B (en) | 2017-11-07 | 2017-11-07 | Backlight module and liquid crystal module |
Country Status (1)
| Country | Link |
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| CN (1) | CN107894676B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562967A (en) * | 2018-03-26 | 2018-09-21 | 重庆慧库科技有限公司 | A kind of LED backlight module, display screen and terminal |
| CN109445158A (en) * | 2018-12-25 | 2019-03-08 | 武汉天马微电子有限公司 | A kind of display device and electronic equipment |
| CN109709638A (en) * | 2019-01-30 | 2019-05-03 | 京东方科技集团股份有限公司 | Light guide plate, backlight module, screen and electronic equipment |
| CN109870850A (en) * | 2019-03-27 | 2019-06-11 | 武汉华星光电技术有限公司 | Backlight module and liquid crystal display |
| CN110850633A (en) * | 2019-10-31 | 2020-02-28 | 深圳市德仓科技有限公司 | Backlight module, display screen and terminal |
| CN111474769A (en) * | 2020-05-13 | 2020-07-31 | 武汉华星光电技术有限公司 | Backlight module structure, backlight module structure manufacturing method and display panel |
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| CN111474769A (en) * | 2020-05-13 | 2020-07-31 | 武汉华星光电技术有限公司 | Backlight module structure, backlight module structure manufacturing method and display panel |
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