CN203963677U - A kind of backlight module and display unit - Google Patents
A kind of backlight module and display unit Download PDFInfo
- Publication number
- CN203963677U CN203963677U CN201420252893.4U CN201420252893U CN203963677U CN 203963677 U CN203963677 U CN 203963677U CN 201420252893 U CN201420252893 U CN 201420252893U CN 203963677 U CN203963677 U CN 203963677U
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- backlight module
- blooming piece
- display
- display floater
- light
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- 238000010276 construction Methods 0.000 claims description 6
- 238000005286 illumination Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of display unit, discloses a kind of backlight module and display unit.The exiting surface of described backlight module is pasted with the first blooming piece that the propagation path of light that is irradiated to the non-display area of display floater for changing described backlight module makes its viewing area that is irradiated to display floater.The beneficial effects of the utility model are: by the propagation path that adopts the first blooming piece change backlight module to be irradiated to the light of display floater non-display area, make it be irradiated to the viewing area of display floater, thereby make light that backlight module irradiates can full illumination to the viewing area of display floater, improve the energy utilization rate of backlight module, and then improved the energy utilization rate of display unit.
Description
Technical field
The utility model relates to the technical field of display unit, refers more particularly to a kind of backlight module and display unit.
Background technology
As shown in Figure 1, Fig. 1 shows the structure of display floater of the prior art, this display floater 1 comprise viewing area 3 and and viewing area 3 perimeter circuits arrange and have larger area non-display area 2, when it uses, as shown in Figure 2, the light that backlight module 4 irradiates can not all be crossed semitransparent display panel and break forth, and has the non-display area 2 of the shown panel 1 of part light to block and slattern, and causes the light utilization of backlight module 4 lower.
Utility model content
The utility model provides a kind of backlight module and display unit, in order to improve the energy utilization rate of display unit.
The utility model provides a kind of backlight module, and the exiting surface of described backlight module is pasted with the first blooming piece that the propagation path of light that is irradiated to the non-display area of display floater for changing described backlight module makes its viewing area that is irradiated to display floater.
In technique scheme, by the propagation path that adopts the first blooming piece change backlight module to be irradiated to the light of display floater non-display area, make it be irradiated to the viewing area of display floater, thereby make light that backlight module irradiates can full illumination to the viewing area of display floater, improve the energy utilization rate of backlight module, and then improved the energy utilization rate of display unit.
Selectable, described the first blooming piece is frame-shaped construction, and the edge width of described shaped as frame the first blooming piece is not less than the width of the non-display area of display floater.The first blooming piece can be the blooming piece of frame-shaped construction.
Selectable, described the first blooming piece covers the exiting surface of whole backlight module, and described the first blooming piece be positioned at position that described backlight module is irradiated to display floater non-display area have backlight module is irradiated to display floater the light refraction of non-display area to the structure of the viewing area of display floater.The first blooming piece can also be the blooming piece of full wafer.
Preferably, described the first blooming piece has backlight is irradiated to the light refraction of display floater non-display area at least one convex lens or the prism structure of viewing area.By convex lens or prism structure, realize the refraction to light.
The utility model also provides a kind of display unit, and this display unit comprises display floater and above-mentioned backlight module described in any.
In technique scheme, by the propagation path that adopts the first blooming piece change backlight module to be irradiated to the light of display floater non-display area, make it be irradiated to the viewing area of display floater, thereby make light that backlight module irradiates can full illumination to the viewing area of display floater, improve the energy utilization rate of backlight module, and then improved the energy utilization rate of display unit.
Preferably, in the viewing area of described display floater, be provided with the second blooming piece that light that the first blooming piece in described backlight module is irradiated spreads.By the second blooming piece arranging, change the light that on backlight module, the first blooming piece refraction is come, meanwhile, the light by original direct projection to this position reflects, thereby has expanded the visible angle of display floater.
Selectable, described the second blooming piece is frame-shaped construction, the edge width of the second blooming piece of described shaped as frame is not less than the width of the non-display area of described display floater, and the second blooming piece of described shaped as frame is arranged on the edge of described display floater viewing area.The second blooming piece can be chosen as the structure of shaped as frame.
Selectable, described the second blooming piece covers the whole viewing area of described display floater, and described the second blooming piece has the structure that light that described the first blooming piece refraction is come spreads.The second blooming piece can be chosen as the structure of full wafer.
Preferably, described the second blooming piece has at least one convex lens or the prism structure that light that described the first blooming piece refraction is come spreads.Cross convex lens or prism structure and realize the refraction to light.
Accompanying drawing explanation
Fig. 1 is the structural representation of display floater of the prior art;
Fig. 2 is the use state reference map of backlight module of the prior art;
The use state reference map of the backlight module that Fig. 3 provides for the utility model embodiment;
Fig. 4 is the structural representation of the utility model shaped as frame the first blooming piece;
The fundamental diagram of the convex lens on the first blooming piece that Fig. 5 provides for the present embodiment;
The use state reference map of the backlight module that Fig. 6 provides for another embodiment of the utility model;
The use state reference map of the display unit that Fig. 7 provides for the utility model embodiment;
The use state reference map of the display unit that Fig. 8 provides for another embodiment of the utility model.
Reference numeral:
1-display floater 2-non-display area 3-viewing area
4-backlight module 5-first blooming piece 6-the second blooming piece
The specific embodiment
In order to improve the energy utilization rate of display unit, reduce the energy consumption of display unit, the utility model embodiment provides a kind of backlight module and display unit, in the technical solution of the utility model, by adopt blooming piece by the light refraction of non-display area that is irradiated to display floater to the viewing area of display floater, thereby improved the energy utilization rate of display unit, reduced the energy consumption of display unit.For making the purpose of this utility model, technical scheme and advantage clearer, below take nonrestrictive embodiment and the utility model is described in further detail as example.
The use state reference map of the backlight module that as shown in Figures 3 and 4, Fig. 3 provides for the utility model embodiment; Fig. 4 is the structural representation of the utility model shaped as frame the first blooming piece.
The utility model provides a kind of backlight module 4, and the exiting surface of described backlight module 4 is pasted with the first blooming piece 5 that the propagation path of light that is irradiated to the non-display area 2 of display floater 1 for changing described backlight module 4 makes its viewing area that is irradiated to display floater 13.
In the above-described embodiments, by being arranged on the first blooming piece 5 on backlight module 4, changing the propagation path that backlight modules 4 are irradiated to the light of display floater 1 non-display area 2 and make its viewing area that is irradiated to display floater 13, thereby make light that backlight module 4 irradiates can full illumination to the viewing area 3 of display floater 1, improve the energy utilization rate of backlight module 4, and then improved the energy utilization rate of display unit.
Blooming piece wherein can be selected the blooming piece of different structure, below in conjunction with specific embodiment, further describes the first blooming piece 5.
Embodiment 1
Continuation is with reference to figure 3 and Fig. 4, and display unit wherein comprises backlight module 4, is arranged on the display floater 1 of backlight module 4 tops, and the exiting surface of backlight module 4 is wherein provided with the first blooming piece 5.
As shown in Figure 4, this first blooming piece 5 is frame-shaped construction, and the edge width of shaped as frame the first blooming piece 5 is not less than the width of the non-display area 2 of display floater 1.In the lump with reference to figure 1 and Fig. 4, the width of edge is wherein d, the shape of this shaped as frame the first blooming piece 5 is identical with the shape of the non-display area 2 of display floater 1, and the width d of this edge is not less than the width D of display floater 1 non-display area 2, to guarantee that the first blooming piece 5 of shaped as frame can be irradiated to backlight module 4 display floater 1 and obtain the light refraction of non-display area 2 to the viewing area 3 of display floater 1.Thereby avoided backlight module 4 to be irradiated to the waste of the light of display floater 1 non-display area 2, improved the utilization rate of backlight module 4 light, and then improved the display brightness of display unit.
Concrete, the first blooming piece 5 be positioned at position that backlight module 4 is irradiated to display floater 1 non-display area 2 have by light refraction to viewing area 3 at least one convex lens or prism structure.As shown in Figure 5, convex lens structure is wherein four minutes convex lens structures, and the cambered surface of these 1/4th convex lens is towards backlight module 4, or other the convex lens that has arbitrarily arcwall face and the light passing can be reflected.
Embodiment 2
As shown in Figure 6, Fig. 6 shows the use state reference map of another kind of backlight module, and display unit wherein comprises backlight module 4, is arranged on the display floater 1 of backlight module 4 tops, and the exiting surface of backlight module 4 is wherein provided with the first blooming piece 5.
This first blooming piece 5 covers the exiting surface of whole backlight module 4, and the first blooming piece 5 be positioned at position that backlight module 4 is irradiated to display floater 1 non-display area 2 have backlight module 4 is irradiated to display floater 1 the light refraction of non-display area 2 to the structure of the viewing area 3 of display floater 1.The first blooming piece 5 is irradiated to corresponding position, display floater 1 viewing area 3 for not changing the planar transparent film of light transmition direction with backlight module 4.When the first blooming piece 5 attaches on backlight module 4, it is corresponding that the light refraction structure that makes the first blooming piece 5 and backlight module 4 are irradiated to the position of non-display area 2 of display floater 1, thereby the light refraction structure that makes the first blooming piece 5 can be irradiated to backlight module 4 light refraction of non-display area 2 of display floater 1 to the viewing area 3 of display floater 1, improve the light utilization of backlight, avoided the waste of the light that backlight module 4 irradiates.
By adopting a monoblock diaphragm as the first blooming piece 5, be convenient to the first blooming piece 5 and be attached on backlight module 4, meanwhile, increased the bond strength of the first blooming piece 5 with backlight module 4.In addition, the blooming piece of employing monoblock has also strengthened the intensity of the first blooming piece 5, is convenient to production and the transportation of the first blooming piece 5, and has facilitated the first blooming piece 5 to attach on backlight module 4.
Concrete, the first blooming piece 5 be positioned at position that backlight module 4 is irradiated to display floater 1 non-display area 2 have by light refraction to viewing area 3 at least one convex lens or prism structure.Convex lens structure is wherein four minutes convex lens structures, and the cambered surface of these 1/4th convex lens is towards backlight module 4, or other the convex lens that has arbitrarily arcwall face and the light passing can be reflected.
The shape that should be understood that the first blooming piece 5 in above-described embodiment is not limited only to the structure described in above-mentioned specific embodiment 1 and embodiment 2, can also adopt other can realize arbitrarily backlight module 4 is irradiated to display floater 1 the light refraction of non-display area 2 to the structure of the viewing area 3 of display floater 1, its principle is close with the structure of above-mentioned specific embodiment 1 and embodiment 2, and this is no longer going to repeat them.
The use state reference map of the display unit that as shown in Figure 7 and Figure 8, Fig. 7 provides for the utility model embodiment; The use state reference map of the display unit that Fig. 8 provides for another embodiment of the utility model.
The utility model embodiment also provides a kind of display unit, and this display unit comprises display floater and above-mentioned backlight module described in any.
In the above-described embodiments, by the propagation path that adopts the first blooming piece change backlight module to be irradiated to the light of display floater non-display area, make it be irradiated to the viewing area of display floater, thereby make light that backlight module irradiates can full illumination to the viewing area of display floater, improve the energy utilization rate of backlight module, and then improved the energy utilization rate of display unit.
As a kind of scheme of selecting, in the viewing area of described display floater, be provided with the second blooming piece that light that the first blooming piece in described backlight module is irradiated spreads.The second blooming piece 6 by setting spreads the light that on backlight module 4, the first blooming piece 5 refractions are come, thereby has expanded the visible angle of display floater 1.
Concrete, the second blooming piece 6 has following characteristic: can change the light path of light sending from the backlight module 4 of the non-display area of corresponding display floater 1, corresponding light is penetrated perpendicular to display floater 1 exiting surface, thereby can improve beholder's visual field width, if this second blooming piece 6 can be concavees lens or the combination of rib sheet etc., at this, be not restricted, as long as can change light path of light, be effective.In addition, in this enforcement because of the setting of the second blooming piece 6, originally the light path light perpendicular to exiting surface backlight sending from the backlight module 4 of corresponding display floater 1 viewing area, can be to display floater 1 non-display area deviation (to display floater 1 outside expansion) after the second blooming piece 6, can further improve beholder's visual field width, simultaneously because light expands display floater 1 non-display area top to, from visually can shield portions or whole non-display areas, thereby can reach narrow frame or even Rimless effect.
While stating function in realization, the structure of the second blooming piece 6 can adopt different structures, both can be as shown in Figure 7, adopt the structure of shaped as frame, now, the edge width of the second blooming piece 6 of shaped as frame is not less than the width of the non-display area 2 of display floater 1, and the second blooming piece 6 of shaped as frame is arranged on the edge of display floater 1 viewing area 3.Also can adopt the structure of full wafer as shown in Figure 8, now, the second blooming piece 6 covers the whole viewing area 3 of display floater 1, and the second blooming piece 6 has the structure that light that the first blooming piece 5 refraction is come spreads.But no matter adopt above-mentioned any structure, this second blooming piece 6 has at least one convex lens or the prism structure that light that the first blooming piece 5 refraction is come spreads.Convex lens structure is wherein four minutes convex lens structures, and the cambered surface of these 1/4th convex lens is towards backlight module 4, or other the convex lens that has arbitrarily arcwall face and the light passing can be reflected.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (9)
1. a backlight module, is characterized in that, the exiting surface of described backlight module is pasted with the first blooming piece that the propagation path of light that is irradiated to the non-display area of display floater for changing described backlight module makes its viewing area that is irradiated to display floater.
2. backlight module as claimed in claim 1, is characterized in that, described the first blooming piece is frame-shaped construction, and the edge width of described shaped as frame the first blooming piece is not less than the width of the non-display area of described display floater.
3. backlight module as claimed in claim 1, it is characterized in that, described the first blooming piece covers the exiting surface of whole backlight module, and described the first blooming piece be positioned at position that described backlight module is irradiated to display floater non-display area have backlight module is irradiated to display floater the light refraction of non-display area to the structure of the viewing area of display floater.
4. the backlight module as described in claim 1～3 any one, is characterized in that, described the first blooming piece has backlight is irradiated to the light refraction of display floater non-display area at least one convex lens or the prism structure of viewing area.
5. a display unit, is characterized in that, comprises display floater and the backlight module as described in claim 1～4 any one.
6. display unit as claimed in claim 5, is characterized in that, is provided with the second blooming piece that light that the first blooming piece in described backlight module is irradiated spreads in the viewing area of described display floater.
7. display unit as claimed in claim 6, it is characterized in that, described the second blooming piece is frame-shaped construction, the edge width of the second blooming piece of described shaped as frame is not less than the width of the non-display area of described display floater, and the second blooming piece of described shaped as frame is arranged on the edge of described display floater viewing area.
8. display unit as claimed in claim 6, is characterized in that, described the second blooming piece covers the whole viewing area of described display floater, and described the second blooming piece has the structure that light that described the first blooming piece refraction is come spreads.
9. the display unit as described in claim 6～8 any one, is characterized in that, described the second blooming piece has at least one convex lens or the prism structure that light that described the first blooming piece refraction is come spreads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420252893.4U CN203963677U (en) | 2014-05-16 | 2014-05-16 | A kind of backlight module and display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420252893.4U CN203963677U (en) | 2014-05-16 | 2014-05-16 | A kind of backlight module and display unit |
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| Publication Number | Publication Date |
|---|---|
| CN203963677U true CN203963677U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420252893.4U Expired - Lifetime CN203963677U (en) | 2014-05-16 | 2014-05-16 | A kind of backlight module and display unit |
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| CN (1) | CN203963677U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550325A (en) * | 2018-04-19 | 2018-09-18 | 京东方科技集团股份有限公司 | Local transparent display screen and smart machine |
| CN116486756A (en) * | 2023-04-19 | 2023-07-25 | 惠科股份有限公司 | Display device and driving method thereof |
-
2014
- 2014-05-16 CN CN201420252893.4U patent/CN203963677U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550325A (en) * | 2018-04-19 | 2018-09-18 | 京东方科技集团股份有限公司 | Local transparent display screen and smart machine |
| WO2019201090A1 (en) * | 2018-04-19 | 2019-10-24 | 京东方科技集团股份有限公司 | Display screen and smart device |
| CN108550325B (en) * | 2018-04-19 | 2020-03-06 | 京东方科技集团股份有限公司 | Local transparent display screen and smart machine |
| US11747707B2 (en) | 2018-04-19 | 2023-09-05 | Boe Technology Group Co., Ltd. | Display panel and smart device |
| CN116486756A (en) * | 2023-04-19 | 2023-07-25 | 惠科股份有限公司 | Display device and driving method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141126 |
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| CX01 | Expiry of patent term |