CN203858384U - Light guide plate, backlight and curved surface display device - Google Patents
Light guide plate, backlight and curved surface display device Download PDFInfo
- Publication number
- CN203858384U CN203858384U CN201420299975.4U CN201420299975U CN203858384U CN 203858384 U CN203858384 U CN 203858384U CN 201420299975 U CN201420299975 U CN 201420299975U CN 203858384 U CN203858384 U CN 203858384U
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- CN
- China
- Prior art keywords
- guide plate
- light guide
- backlight
- light
- curved surface
- 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.)
- Expired - Fee Related
Links
- 239000002096 quantum dot Substances 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model provides a light guide plate, a backlight and a curved surface display device. The light guide plate comprises a light-outgoing surface and a bottom surface opposite to the light-outgoing surface, wherein both the light-outgoing surface and the bottom surface are curved surfaces. The light-outgoing surface and the bottom surface of the light guide plate are arranged in curved surface shapes, so that the light guide plate can be matched with a paired box structure in a curved surface display panel, the space utilization rate in the display panel is improved, and the reduction of the thickness of the display panel is facilitated.
Description
Technical field
The utility model relates to demonstration field, relates in particular to a kind of light guide plate, backlight and curved surface display device.
Background technology
Along with scientific and technological progress, also development of the technology of display.Gently, thin, short, little liquid crystal display replaces the thick and heavy negative electrode crt display of tradition gradually, at present, due to the frivolous characteristic of liquid crystal display, people have proposed more demand to liquid crystal display.
Referring to Fig. 1, Fig. 1 is a kind of curved face display panel of the prior art, comprise formed by array base palte and color membrane substrates curved to box structure 1 ', curved to being provided with backlight below box structure, show to realize image for display panel provides light source by backlight, wherein, backlight comprises light guide plate 2 ' and light source, by light guide plate 2 ', the line source of light source is changed, thereby for display panel provides uniform area source, but in existing curved face display panel, light guide plate is still slab construction, is unfavorable for reducing the thickness of curved face display panel.
Utility model content
(1) technical matters that will solve
The technical problems to be solved in the utility model is to provide a kind of light guide plate, backlight and curved surface display device, is conducive to reduce the thickness of curved face display panel.
(2) technical scheme
For solving the problems of the technologies described above, the technical solution of the utility model provides a kind of light guide plate, comprises exiting surface and the bottom surface relative with described exiting surface, and wherein, described exiting surface and described bottom surface are curved surface.
Further, described exiting surface is parallel with described bottom surface.
For solving the problems of the technologies described above, the utility model also provides a kind of backlight, comprises above-mentioned any one light guide plate.
Further, also comprise light source, described light guide plate bottom offers groove, and described light source is arranged in described groove.
Further, described groove is multiple, described multiple groove spaced sets.
Further, also comprise light source, described light source is arranged on the side of described light guide plate, and described light guide plate bottom is formed with quantum dot layer.
Further, described light source is ultraviolet source, and described quantum dot layer comprises red light quantum point, green light quantum point and blue light quantum point.
For solving the problems of the technologies described above, the utility model also provides a kind of curved surface display device, comprises above-mentioned any one backlight.
Further, also comprise formed by array base palte and color membrane substrates to box structure, described bottom surface to box structure and the exiting surface of described light guide plate are oppositely arranged, and described parallel with the exiting surface of described light guide plate to the bottom surface of box structure.
(3) beneficial effect
The utility model is by being made as curve form by the exiting surface of light guide plate and bottom surface, make light guide plate can with curved face display panel in box structure is matched, and then improve the space availability ratio in display panel, be conducive to reduce the thickness of display panel.
Brief description of the drawings
Fig. 1 is the schematic diagram of a kind of curved surface display device of the prior art;
Fig. 2 is the schematic diagram of a kind of light guide plate of providing of the utility model embodiment;
Fig. 3 is the schematic diagram of a kind of backlight of providing of the utility model embodiment;
Fig. 4 is the schematic diagram of the another kind of backlight that provides of the utility model embodiment;
Fig. 5 is the schematic diagram of a kind of curved surface display device of providing of the utility model embodiment.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
Referring to Fig. 2, Fig. 2 is the schematic diagram of a kind of light guide plate of providing of the utility model embodiment, and this light guide plate 2 comprises exiting surface 21 and the bottom surface 22 relative with described exiting surface 21, and wherein, described exiting surface 21 is curved surface with described bottom surface 22.
Preferably, described exiting surface 21 parallels with described bottom surface 22.
The light guide plate that the utility model embodiment provides, by exiting surface and bottom surface are made as to curve form, make light guide plate can with curved face display panel in box structure is matched, and then improve the space availability ratio in display panel, be conducive to reduce the thickness of display panel.
Referring to Fig. 3, Fig. 3 is the schematic diagram of a kind of backlight of providing of the utility model embodiment, this backlight comprises light guide plate 2 and light source 24, wherein, light guide plate 2 comprises exiting surface 21 and the bottom surface 22 relative with described exiting surface 21, the bottom of described light guide plate 2 offers groove 23, and described light source 24 is arranged in described groove 23.Wherein, light source 24 can be LED lamp bar, and preferably, LED lamp bar can be the two-sided paster LED of PCB.
Particularly, can offer multiple grooves in above-mentioned light guide plate bottom, and make multiple groove spaced sets, wherein, the concrete quantity of groove is depending on demand, and the distribution of groove is symmetric with light guide plate center.
Referring to Fig. 3, light guide plate has been divided into the A shown in Fig. 3, B, C, D, E, many optical regions of F by the LED lamp bar embedding in light guide plate groove, wherein, single LED lamp bar is mainly responsible for closing on the brightness in two regions, left and right, for the B in Fig. 3 and C region, owing to there being the irradiation of the two lamp bars in left and right simultaneously, its region area can suitably increase; A and F district, owing to keeping to the side, only have a lamp bar to irradiate, and its region area can suitably reduce, thereby makes the bright dipping of curved surface light guide plate even, when reaching higher brightness homogeneity, realize the slimming design of display panel.
Referring to Fig. 4, Fig. 4 is the schematic diagram of the another kind of backlight that provides of the utility model embodiment, this backlight comprises light guide plate 3 and light source 33, wherein, light guide plate 3 comprises exiting surface 31 and the bottom surface 32 relative with described exiting surface 31, light source 33 is positioned at the side of light guide plate 3, in addition, is formed with quantum dot layer 34 in light guide plate bottom.
Wherein, light source 33 can be ultraviolet source, and quantum dot layer 34 specifically comprises red light quantum point, green light quantum point and blue light quantum point, after the quantum dot in ultraviolet excitation quantum dot layer, is mixed into the uniform light source of brightness.
Referring to Fig. 5, Fig. 5 is the schematic diagram of a kind of curved surface display device of providing of the utility model embodiment, this curved surface display device comprises backlight, backlight can be above-mentioned any one backlight, backlight comprises light guide plate 2, this curved surface display device also comprise formed by array base palte and color membrane substrates to box structure 1, wherein, the bottom surface 11 of box structure 1 and the exiting surface 21 of described light guide plate 2 are oppositely arranged, and described the bottom surface 11 of box structure 1 are paralleled with the exiting surface 21 of described light guide plate 2.
Wherein, the display device that the utility model embodiment provides can be any product or parts with Presentation Function such as note-book computer display screen, Electronic Paper, organic light emitting diode display, liquid crystal display, LCD TV, digital album (digital photo frame), mobile phone, panel computer.
The curved surface display device that the utility model embodiment provides, by the exiting surface of the bottom surface to box structure and light guide plate is be arranged in parallel, make the shape of light guide plate with identical to the radian of box planform, thereby make light guide plate can with curved face display panel in box structure is matched, improve the space availability ratio in display panel, be conducive to reduce the thickness of display panel.
Above embodiment is only for illustrating the utility model; and be not limitation of the utility model; the those of ordinary skill in relevant technologies field; in the situation that not departing from spirit and scope of the present utility model; can also make a variety of changes and modification; therefore all technical schemes that are equal to also belong to category of the present utility model, and scope of patent protection of the present utility model should be defined by the claims.
Claims (9)
1. a light guide plate, comprises exiting surface and the bottom surface relative with described exiting surface, it is characterized in that, described exiting surface and described bottom surface are curved surface.
2. light guide plate according to claim 1, is characterized in that, described exiting surface is parallel with described bottom surface.
3. a backlight, is characterized in that, comprises the light guide plate as described in as arbitrary in claim 1 to 2.
4. backlight according to claim 3, is characterized in that, also comprises light source, and described light guide plate bottom offers groove, and described light source is arranged in described groove.
5. backlight according to claim 4, is characterized in that, described groove is multiple, described multiple groove spaced sets.
6. backlight according to claim 3, is characterized in that, also comprises light source, and described light source is arranged on the side of described light guide plate, and described light guide plate bottom is formed with quantum dot layer.
7. backlight according to claim 6, is characterized in that, described light source is ultraviolet source, and described quantum dot layer comprises red light quantum point, green light quantum point and blue light quantum point.
8. a curved surface display device, is characterized in that, comprises the backlight as described in as arbitrary in claim 3 to 7.
9. curved surface display device according to claim 8, it is characterized in that, also comprise formed by array base palte and color membrane substrates to box structure, described bottom surface to box structure and the exiting surface of described light guide plate are oppositely arranged, and described parallel with the exiting surface of described light guide plate to the bottom surface of box structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420299975.4U CN203858384U (en) | 2014-06-06 | 2014-06-06 | Light guide plate, backlight and curved surface display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420299975.4U CN203858384U (en) | 2014-06-06 | 2014-06-06 | Light guide plate, backlight and curved surface display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203858384U true CN203858384U (en) | 2014-10-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420299975.4U Expired - Fee Related CN203858384U (en) | 2014-06-06 | 2014-06-06 | Light guide plate, backlight and curved surface display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203858384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315418A (en) * | 2014-10-30 | 2015-01-28 | 京东方科技集团股份有限公司 | Light source assembly, backlight module and curved surface display device |
| CN105242343A (en) * | 2015-10-27 | 2016-01-13 | 武汉华星光电技术有限公司 | Display device having curved-surface light guide plate |
-
2014
- 2014-06-06 CN CN201420299975.4U patent/CN203858384U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315418A (en) * | 2014-10-30 | 2015-01-28 | 京东方科技集团股份有限公司 | Light source assembly, backlight module and curved surface display device |
| US10162094B2 (en) | 2014-10-30 | 2018-12-25 | Boe Technology Group Co., Ltd. | Light source assembly, backlight module and curve display apparatus |
| CN105242343A (en) * | 2015-10-27 | 2016-01-13 | 武汉华星光电技术有限公司 | Display device having curved-surface light guide plate |
| WO2017071099A1 (en) * | 2015-10-27 | 2017-05-04 | 武汉华星光电技术有限公司 | Display device having curved light guide plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 |