CN203519979U - Liquid crystal module and liquid crystal display - Google Patents
Liquid crystal module and liquid crystal display Download PDFInfo
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- CN203519979U CN203519979U CN201320678746.9U CN201320678746U CN203519979U CN 203519979 U CN203519979 U CN 203519979U CN 201320678746 U CN201320678746 U CN 201320678746U CN 203519979 U CN203519979 U CN 203519979U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 73
- 230000003292 diminished effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 235000019557 luminance Nutrition 0.000 description 8
- 238000005286 illumination Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
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- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a liquid crystal module and the liquid crystal display. The liquid crystal module comprises a backplate and a light source mounted on the backplate, the light source comprises multiple LED lamp strips, each LED lamp strip comprises multiple LEDs, and the LEDs in each two adjacent LED lamp strips are arranged in a staggered manner. By arranging the LEDs in each two adjacent LED lamp strips in a staggered manner, overlapped area of light of each two adjacent LEDs in the two adjacent LED lamp strips can be effectively reduced, the problem of nonuniformity in backlight brightness is improved, and brightness distribution uniformity of different areas on the backlight is guaranteed. Brightness distribution of the areas is uniform, so that the circumstance that the liquid crystal module is dark in four corners can be effectively improved, and display effect of the liquid crystal module is optimized to improve display effect of the liquid crystal display. In addition, the LEDs in each two adjacent LED lamp strips are arranged in a staggered manner, so that the number of the LEDs in the LED lamp strips can be effectively reduced, and manufacturing cost of the liquid crystal module is lowered.
Description
Technical field
The utility model relates to demonstration field, relates in particular to a kind of liquid crystal module and liquid crystal display.
Background technology
At present, along with the continuous progress of science and technology, liquid crystal display (such as: LCD TV, LCDs etc.) be widely used in daily life.Liquid crystal module in display device is important display unit, and liquid crystal module generally includes the parts such as backboard, light source, diffuser plate and liquid crystal panel and forms, and light source is arranged on backboard, and the light that light source sends enters into liquid crystal panel by diffuser plate.Light source of the prior art generally includes many LED lamp bars, and the following two kinds of arrangement modes of the general employing of LED lamp bar: one, the LED in light source adopts and equidistantly arranges, and the number of the LED lamp on each lamp bar equates; Two, middle LED backlight adopts non-equidistance to arrange, and the number of the LED lamp on each lamp bar equates.For above-mentioned two kinds of arrangement modes, in mode one, because the employing of LED lamp is equidistantly evenly distributed, the brightness that makes zone line is the stack of other regional luminances around, and the brightness that produces back plate edges is significantly less than the brightness of zone line; And in mode two, due to the LED lamp that adopts non-equidistance to arrange, make the lamp of central area backlight apart from the lamp distance that is greater than fringe region backlight, thereby reach the brightness that reduces central area, the brightness at energy improvement mode one dorsulum edge is significantly less than the problem of the brightness of zone line, but, because LED lamp adjacent in different LED lamp bar is located along the same line, the light overlay region that still there will be region between two LED lamps, make the Luminance Distribution of zones of different of liquid crystal module inhomogeneous, four angular brightness obfuscation of liquid crystal module.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of liquid crystal module and liquid crystal display are provided, the Luminance Distribution that solves the zones of different of liquid crystal module in prior art is inhomogeneous, the defect of four angular brightness obfuscation, realizes and promotes the brightness uniformity of liquid crystal module and improve four angular brightness obfuscation.
The technical scheme that the utility model provides is, a liquid crystal module, comprises backboard and is arranged on the light source on described backboard, described light source comprises many LED lamp bars, every described LED lamp bar has plurality of LEDs, and the LED in adjacent two described LED lamp bars is crisscross arranged.
Further, be arranged in the LED non-equidistance setting of same described LED lamp bar.
Further, the spacing between the two adjacent LEDs in same described LED lamp bar, is diminished to both sides gradually by the middle part of described LED lamp bar.
Further, the spacing between the two adjacent LEDs in same described LED lamp bar is less than the luminous radius of LED.
Further, in adjacent two described LED lamp bars, be arranged in adjacent two the LED non-equidistances setting of different described LED lamp bars.
Further, in adjacent two described LED lamp bars, the spacing in the described LED lamp of difference bar between adjacent two LED, is diminished to both sides gradually by the middle part of described LED lamp bar.
Further, in adjacent two described LED lamp bars, the spacing in the described LED lamp of difference bar between adjacent two LED is less than the luminous radius of LED.
Further, the LED number of adjacent two described LED lamp bars is not identical.
Further, be positioned at the number of the contained LED of the described LED lamp bar on the upper and lower both sides of described backboard, more than the number that is positioned at the contained LED of described LED lamp bar in the middle of described backboard.
A kind of liquid crystal display that the utility model provides, comprises above-mentioned liquid crystal module.
Compared with prior art, the liquid crystal module that the utility model provides and liquid crystal display, by the LED in two adjacent LED lamp bars is crisscross arranged, can effectively reduce the overlapping region of the two adjacent LEDs light in adjacent two LED lamp bars, improved the inhomogeneous problem of backlight illumination, guarantee the illuminance distribution of zones of different on backboard, simultaneously, illuminance distribution due to regional, can effectively improve the situation of four jiaos of obfuscation of liquid crystal module, thereby optimized the display effect of liquid crystal module, to improve the display effect of liquid crystal display.In addition, because the LED in two adjacent LED lamp bars is crisscross arranged, can effectively reduce the number of LED in LED lamp bar, thereby reduce the manufacturing cost of liquid crystal module.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the partial schematic diagram of the utility model liquid crystal display embodiment mono-;
Fig. 2 is the partial schematic diagram of the utility model liquid crystal display embodiment bis-;
Fig. 3 is the partial schematic diagram of the utility model liquid crystal display embodiment tri-;
Fig. 4 is the partial schematic diagram of the utility model liquid crystal display embodiment tetra-.
Embodiment
For making object, technical scheme and the advantage of the utility model embodiment clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Implement one
As shown in Figure 1, the present embodiment liquid crystal module, comprises backboard 1 and is arranged on the light source on backboard 1, light source comprises many LED lamp bars 2, and every LED lamp bar 2 has plurality of LEDs 21, and the LED21 in adjacent two LED lamp bars 2 is crisscross arranged.
Particularly, on backboard 1 in the present embodiment liquid crystal module, be provided with many LED lamp bars 2 as light source, and LED21 is crisscross arranged in two adjacent LED lamp bars 2, LED21 on backboard 1 is presented intersect the mode of Heterogeneous Permutation, thereby effectively increase the spacing between two LED21 adjacent in adjacent two LED lamp bars 2, thereby effectively dwindle the overlapping region of the light that two LED21 send, improved the inhomogeneous problem of backlight illumination, guaranteed that the brightness of backboard 1 regional is even.Meanwhile, because the brightness of backboard 1 regional is more even, thereby make the present embodiment liquid crystal module more even in the brightness demonstration of regional, effectively improved four jiaos of situations that occur obfuscation of backboard 1 again, improved the display effect of the present embodiment liquid crystal module.Meanwhile, because the LED21 in adjacent two LED lamp bars 2 is crisscross arranged, the distribution density of LED21 effectively reduces, thereby has reduced the consumption of LED21, to reduce the manufacturing cost of the present embodiment liquid crystal module.Wherein, the LED lamp bar 2 of each in the present embodiment is parallel to each other, and light source in the present embodiment is direct-light-type backlight.
The present embodiment liquid crystal module, by the LED in two adjacent LED lamp bars is crisscross arranged, can effectively reduce the overlapping region of the two adjacent LEDs light in adjacent two LED lamp bars, improved the inhomogeneous problem of backlight illumination, guarantee the illuminance distribution of zones of different on backboard, simultaneously, illuminance distribution due to regional, can effectively improve the situation of four jiaos of obfuscation of liquid crystal module, thereby optimized the display effect of liquid crystal module, to improve the display effect of liquid crystal display.In addition, because the LED in two adjacent LED lamp bars is crisscross arranged, can effectively reduce the number of LED in LED lamp bar, thereby reduce the manufacturing cost of liquid crystal module
Embodiment bis-
As shown in Figure 2, the technical scheme of the present embodiment liquid crystal module based on recording in above-described embodiment one, difference is: in order effectively to promote the inhomogeneity object of overall brightness backlight, be arranged in the LED21 non-equidistance setting of same LED lamp bar 2.Concrete, according to the luminous characteristics of LED21, Luminance Distribution decays very fast with the increase of distance, and the light that the suffered LED21 at backboard 1 middle part sends is maximum, by by the spacing L1 between the two adjacent LEDs in same LED lamp bar 2, by the middle part of LED lamp bar 2, to both sides, diminished gradually, can effectively reduce the luminance component of backboard 1 middle part stack, and increase the luminance component of backboard 1 fringe region stack, the brightness of effective balanced backboard 1 regional.And for the spacing between the two adjacent LEDs 21 in same LED lamp bar 2, be less than the luminous radius of LED21, and continuous each other to guarantee the brightness of LED21, meanwhile, reduce to greatest extent the consumption of LED21, effectively reduce manufacturing cost.
Embodiment tri-
As shown in Figure 3, the technical scheme of the present embodiment liquid crystal module based on recording in above-described embodiment one and embodiment bis-, difference is: for the inhomogeneity object of more effective lifting overall brightness backlight, in adjacent two LED lamp bars 2, be arranged in two LED21 non-equidistances setting that different LED lamp bar 2 is adjacent.Concrete, in adjacent two LED lamp bars 2, spacing L2 in different LED lamp bar 2 between adjacent two LED21, middle part by LED lamp bar 2 diminishes gradually to both sides, to realize the luminance component that reduces on the whole backboard 1 middle part stack, and increase the especially luminance component of 1 four jiaos of stacks of backboard of backboard 1 fringe region.And in adjacent two LED lamp bars 2, spacing in different LED lamp bar 2 between adjacent two LED21 is less than the luminous radius of LED21, continuous each other to guarantee the brightness of all LED21 of distribution on backboard 1, simultaneously, the consumption that reduces to greatest extent LED21, effectively reduces manufacturing cost.
Embodiment tetra-
As shown in Figure 4, the technical scheme of the present embodiment liquid crystal module based on recording in above-described embodiment one, embodiment bis-and embodiment tri-, difference is: the LED21 number of adjacent two described LED lamp bars 2 is not identical.Concrete, according to the concrete distance of the luminous radius of LED21, can reasonably arrange to be arranged in the number of the contained LED21 of the LED of diverse location place lamp bar 2, thereby further reduce the area of light overlay region, with more effective lifting backlight illumination homogeneity and improve the situation of four angular brightness obfuscation.Preferably, be positioned at the number of described backboard contained LED21 of the described LED lamp bar 2 on both sides Shang Xia 1, more than the number that is positioned at the contained LED21 of described LED lamp bar 2 in the middle of described backboard 1.Concrete, with reference to figure 4, along the top of backboard 1 to internal direction, in LED lamp bar 2, the number of contained LED21 tails off gradually, thereby guarantee that backboard 1 corner location place can obtain enough light, and effectively increase the intensity of backboard 1 corner location place light stack, further to improve the situation of four jiaos of obfuscation.
A kind of liquid crystal display that the utility model also provides, comprises above-mentioned liquid crystal module.
Particularly, the liquid crystal module in the present embodiment can adopt the liquid crystal module in the utility model liquid crystal module embodiment, and its concrete structure can, referring to the record of the utility model liquid crystal module embodiment and accompanying drawing 1-Fig. 4, not repeat them here.
Compared with prior art, the liquid crystal module that the utility model provides and liquid crystal display, by the LED in two adjacent LED lamp bars is crisscross arranged, can effectively reduce the overlapping region of the two adjacent LEDs light in adjacent two LED lamp bars, improved the inhomogeneous problem of backlight illumination, guarantee the illuminance distribution of zones of different on backboard, simultaneously, illuminance distribution due to regional, can effectively improve the situation of four jiaos of obfuscation of liquid crystal module, thereby optimized the display effect of liquid crystal module, to improve the display effect of liquid crystal display.In addition, because the LED in two adjacent LED lamp bars is crisscross arranged, can effectively reduce the number of LED in LED lamp bar, thereby reduce the manufacturing cost of liquid crystal module.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a liquid crystal module, comprises backboard and is arranged on the light source on described backboard, and described light source comprises many LED lamp bars, and every described LED lamp bar has plurality of LEDs, it is characterized in that, the LED in adjacent two described LED lamp bars is crisscross arranged.
2. liquid crystal module according to claim 1, is characterized in that, is arranged in the LED non-equidistance setting of same described LED lamp bar.
3. liquid crystal module according to claim 2, is characterized in that, the spacing between the two adjacent LEDs in same described LED lamp bar is diminished to both sides gradually by the middle part of described LED lamp bar.
4. liquid crystal module according to claim 3, is characterized in that, the spacing between the two adjacent LEDs in same described LED lamp bar is less than the luminous radius of LED.
5. according to the arbitrary described liquid crystal module of claim 1-4, it is characterized in that, in adjacent two described LED lamp bars, be arranged in adjacent two the LED non-equidistances setting of different described LED lamp bars.
6. liquid crystal module according to claim 5, is characterized in that, in adjacent two described LED lamp bars, the spacing in the described LED lamp of difference bar between adjacent two LED, is diminished to both sides gradually by the middle part of described LED lamp bar.
7. liquid crystal module according to claim 6, is characterized in that, in adjacent two described LED lamp bars, the spacing in the described LED lamp of difference bar between adjacent two LED is less than the luminous radius of LED.
8. liquid crystal module according to claim 1, is characterized in that, the LED number of adjacent two described LED lamp bars is not identical.
9. liquid crystal module according to claim 8, is characterized in that, is positioned at the number of the contained LED of the described LED lamp bar on the upper and lower both sides of described backboard, more than the number that is positioned at the contained LED of described LED lamp bar in the middle of described backboard.
10. a liquid crystal display, is characterized in that, comprises the liquid crystal module as described in as arbitrary in claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320678746.9U CN203519979U (en) | 2013-10-31 | 2013-10-31 | Liquid crystal module and liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320678746.9U CN203519979U (en) | 2013-10-31 | 2013-10-31 | Liquid crystal module and liquid crystal display |
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| Publication Number | Publication Date |
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| CN203519979U true CN203519979U (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320678746.9U Expired - Lifetime CN203519979U (en) | 2013-10-31 | 2013-10-31 | Liquid crystal module and liquid crystal display |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158948A (en) * | 2015-08-27 | 2015-12-16 | 京东方科技集团股份有限公司 | Backboard, backlight module and hook face display device |
| CN105204228A (en) * | 2015-10-20 | 2015-12-30 | 深圳市华星光电技术有限公司 | Direct type backlight module and liquid crystal display |
| CN106647020A (en) * | 2016-11-11 | 2017-05-10 | 纳晶科技股份有限公司 | Bottom lighting module and display device including the same |
| CN106773324A (en) * | 2017-03-03 | 2017-05-31 | 合肥京东方光电科技有限公司 | A kind of lamp bar, backlight and display device |
| CN107437380A (en) * | 2017-08-04 | 2017-12-05 | 合肥信诺捷科节能服务有限公司 | The message panel of town road |
| CN109425170A (en) * | 2017-08-28 | 2019-03-05 | 日立空调·家用电器株式会社 | Refrigerator |
| CN115291432A (en) * | 2022-08-17 | 2022-11-04 | 惠科股份有限公司 | Backlight module and display device |
-
2013
- 2013-10-31 CN CN201320678746.9U patent/CN203519979U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158948A (en) * | 2015-08-27 | 2015-12-16 | 京东方科技集团股份有限公司 | Backboard, backlight module and hook face display device |
| CN105204228A (en) * | 2015-10-20 | 2015-12-30 | 深圳市华星光电技术有限公司 | Direct type backlight module and liquid crystal display |
| CN105204228B (en) * | 2015-10-20 | 2019-02-26 | 深圳市华星光电技术有限公司 | Direct type backlight module and liquid crystal display |
| CN106647020A (en) * | 2016-11-11 | 2017-05-10 | 纳晶科技股份有限公司 | Bottom lighting module and display device including the same |
| CN106773324A (en) * | 2017-03-03 | 2017-05-31 | 合肥京东方光电科技有限公司 | A kind of lamp bar, backlight and display device |
| CN107437380A (en) * | 2017-08-04 | 2017-12-05 | 合肥信诺捷科节能服务有限公司 | The message panel of town road |
| CN109425170A (en) * | 2017-08-28 | 2019-03-05 | 日立空调·家用电器株式会社 | Refrigerator |
| CN115291432A (en) * | 2022-08-17 | 2022-11-04 | 惠科股份有限公司 | Backlight module and display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee after: Hisense Visual Technology Co., Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Patentee before: QINGDAO HISENSE ELECTRONICS Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140402 |
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| CX01 | Expiry of patent term |