CN103604068A - Television and direct-lit backlight module - Google Patents
Television and direct-lit backlight module Download PDFInfo
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- CN103604068A CN103604068A CN201310580551.5A CN201310580551A CN103604068A CN 103604068 A CN103604068 A CN 103604068A CN 201310580551 A CN201310580551 A CN 201310580551A CN 103604068 A CN103604068 A CN 103604068A
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- blooming piece
- light
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Abstract
The invention discloses a television and a direct-lit backlight module. The direct-lit backlight module comprises a diffusion board, an LED strip light and a back board. The back board comprises a bottom board and side boards. The LED strip light is disposed on the bottom board. A light-permeable inner optical membrane is further disposed between the LED strip light and the diffusion board and provided with a plurality of hollow holes. The light-permeable inner optical membrane is provided with the hollow holes and disposed between the diffusion board and the LED strip light; under the joint action of refracted light, scattered light, reflected light and permeating light from the inner optical membrane, the lighting angle of an LED light-emitting chip is enlarged; an optical lens added outside the LED light-emitting chip is replaced, and the cost of the direct-lit backlight module is reduced; under the light mixing action of the inner optical membrane, light mixing distance is shortened, the thickness of the direct-lit backlight module can be reduced, and the television lower in cost and smaller in thickness can be manufactured.
Description
Technical field
The present invention relates to field of display devices, in particular a kind of blooming piece of display unit and backlight module.
Background technology
Present stage, the backlight module of display unit can be divided into two kinds of side entering type and straight-down negatives, because down straight aphototropism mode set does not need to arrange LGP than side entrance back module, and with its inexpensive advantage, welcome by consumers in general, relative side entering type backlight module, the LED lamp bar in down straight aphototropism mode set need to install optical lens additional in its LED luminescence chip outside, so that the light that LED luminescence chip sends can mix.
As shown in Figure 1, Fig. 1 is the structural representation of existing down straight aphototropism mode set, take television set as example, and this television set backlight module used comprises multi-layer optical membrane 110, diffuser plate 120, backboard 130 and Duo Gen LED lamp bar 140.
Described backboard 130 comprises again base plate 131 and side plate 132, and described LED lamp bar 140 is arranged on the base plate 131 of described backboard 130, and described diffuser plate 120 is fixed on the side plate 132 of described backboard 130, and multi-layer optical membrane 110 is positioned at the top of described diffuser plate 120.
Described lamp bar 140 comprises again printed circuit board (PCB) (not shown) and is arranged on the LED luminescence chip (not shown) on this printed circuit board (PCB), is also provided with optical lens 150 above described LED luminescence chip.
Because the precision of described optical lens 150 is higher, described optical lens 150 center and described LED luminescence chip center aligning accuracy require also high, and the factors such as the development cost of described optical lens 150, mould manufacture, relevant mounting device and production procedure, all can cause using the cost of directly-down liquid crystal module of this optical lens 150 high.
But, if the top of described LED luminescence chip does not arrange optical lens 150, can cause again the light being sent by this backlight module inhomogeneous and affect the display effect of display unit, and increase the thickness of directly-down liquid crystal module.
Therefore, provide a kind of without optical lens being set on LED luminescence chip and can making light that backlight module sends evenly and thinner thickness, lower-cost down straight aphototropism mode set, become this area problem demanding prompt solution.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of down straight aphototropism mode set, cost is low, thin thickness.
Meanwhile, the present invention also provides a kind of television set, thin thickness, and cost is low.
Technical scheme of the present invention is as follows: a kind of down straight aphototropism mode set, comprise diffuser plate, LED lamp bar and backboard, described backboard comprises base plate and side plate, described LED lamp bar is arranged on described base plate, wherein: between described LED lamp bar and described diffuser plate, be also provided with the interior blooming piece of a printing opacity, on described interior blooming piece, be provided with a plurality of hollow holes.
Described down straight aphototropism mode set, wherein: described interior blooming piece has a plurality of identical optical units, and this optical unit has symmetrical centre, the hollow hole of each optical unit is all to should symmetrical centre arranging the annular that is multi-turn.
Described down straight aphototropism mode set, wherein: the aperture of the hollow hole of described optical unit is along with the distance of the symmetrical centre of itself and optical unit increases and increases.
Described down straight aphototropism mode set, wherein: the spacing between the adjacent hollow hole of described optical unit is along with the distance of the symmetrical centre of itself and optical unit increases and reduces.
Described down straight aphototropism mode set, wherein: circular, the square or prismatic of being shaped as of described annular.
Described down straight aphototropism mode set, wherein: described hollow hole be shaped as circle, triangle, square or hexagon.
Described down straight aphototropism mode set, wherein: described interior blooming piece contains fluorescent material, this fluorescent material converts the blue light through it to gold-tinted.
Described down straight aphototropism mode set, wherein: the periphery of described interior blooming piece is extended with a plurality of claws, is provided with the slot that the described claw of a plurality of adaptations passes and catches on described side plate.
Described down straight aphototropism mode set, wherein: the periphery of described interior blooming piece is provided with a plurality of bent location divisions, on this location division, be provided with binding part, described side plate offers slot, and described location division is fixed by binding part and side plate through this slot bending.
A television set, comprises backlight module, and wherein, described backlight module is set to the down straight aphototropism mode set described in above-mentioned middle any one.
A kind of television set provided by the present invention and down straight aphototropism mode set, owing to having adopted hollow hole on the interior blooming piece of printing opacity, and be used between diffuser plate and LED lamp bar, by the refract light of this interior blooming piece, scattered light, the immixture of reverberation and transmitted light, expanded the lighting angle of LED luminescence chip, replaced the optical lens installing additional in LED luminescence chip outside, reduced the cost of down straight aphototropism mode set, simultaneously by the mixed light effect of this interior blooming piece, shortened light mixing distance, the thickness that is conducive to attenuate down straight aphototropism mode set, and then it is lower to make cost, the television set that thickness is thinner.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing down straight aphototropism mode set.
Fig. 2 is the structural representation of down straight aphototropism mode set of the present invention.
Fig. 3 is the floor map of the first embodiment of blooming piece in the present invention.
Fig. 4 is the part-structure schematic diagram that adopts the backlight module of the interior blooming piece shown in Fig. 3.
Fig. 5 is the floor map of the second embodiment of blooming piece in the present invention.
Fig. 6 is the part-structure schematic diagram that adopts the backlight module of the interior blooming piece shown in Fig. 5.
Fig. 7 is the structural representation of the 4th embodiment of backlight module of the present invention.
Fig. 8 is the structural representation of display unit of the present invention.
Fig. 9 is the schematic diagram of arranging of the hollow hole of six optical units of blooming piece in the present invention.
Figure 10 is the operation principle schematic diagram that adopts the backlight module of the interior blooming piece shown in Fig. 9.
Figure 11 is the schematic diagram that the present invention adopts the backlight module illumination scheme one of the interior blooming piece shown in Fig. 9.
Figure 12 is the schematic diagram that the present invention adopts the backlight module illumination scheme two of the interior blooming piece shown in Fig. 9.
Figure 13 is the sub-optical unit schematic diagram of the optical unit of blooming piece in the present invention.
The specific embodiment
Below with reference to accompanying drawing, the specific embodiment of the present invention and embodiment are described in detail, described specific embodiment only, in order to explain the present invention, is not intended to limit the specific embodiment of the present invention.
As shown in Figure 2, Fig. 2 is the structural representation of down straight aphototropism mode set of the present invention, and this down straight aphototropism mode set comprises outer blooming piece 210, diffuser plate 220, LED lamp bar 240 and backboard 230.
Described outer blooming piece 210 is comprised of Multilayer Films such as upper diffusion sheet, brightening piece and lower diffusion sheets; Described LED lamp bar 240 comprises printed circuit board (PCB) 241 and LED luminescence chip 242, and described LED luminescence chip 242 is arranged on described printed circuit board (PCB) 241, and the outside of described LED luminescence chip 242 can not install the optical lens that cost is higher additional.
Described backboard 230 comprises base plate 231 and side plate 232, described side plate 232 tilts to be connected to the periphery of described base plate 231, the printed circuit board (PCB) 241 of described LED lamp bar 240 is arranged on the base plate 231 of described backboard 230, the outer blooming 210 of sandwich construction is positioned at the top of described diffuser plate 220, and described diffuser plate 220 is arranged between described outer blooming piece 210 and described LED lamp bar 240.
Down straight aphototropism mode set of the present invention also comprises the interior blooming piece 250 of a printing opacity, described interior blooming piece 250 is between described LED lamp bar 240 and described diffuser plate 220, to substitute the higher optical lens of cost installing additional in LED luminescence chip outside, and shorten light mixing distance, be conducive to the thickness of attenuate down straight aphototropism mode set.
In the present invention, in the preferred embodiment of blooming piece fixed form, described interior blooming piece 250 and described diffuser plate 220 all can be fixed on the side plate 232 of described backboard 230.
Refer to Fig. 3, Fig. 3 is the first embodiment floor map of blooming piece in the present invention, at the periphery of described interior blooming piece 350, is provided with a plurality of claws 351, and described claw 351 is trapezoidal, and less one end is head, and larger one end is root.A junction 354 connects the root of claw 351 and the edge of described interior blooming piece 350, the width of this connecting portion 354 is less than the width of claw 351 roots, thereby the both sides of described claw 351 roots and described interior blooming piece 350 form draw-in groove 352 at connecting portion 354 places.
Shown in Fig. 4, Fig. 4 is the part-structure schematic diagram that adopts the backlight module of the interior blooming piece shown in Fig. 3, on the side plate 332 of described backboard 330, be provided with the slot 353 that adaptive described claw 351 passes and catches on, the claw 351 of described interior blooming piece 350 stretches out described side plate 332, and the root of the claw 351 of described interior blooming piece 350 is resisted against the outside of described side plate 332.
And as shown in Figure 5, Fig. 5 is the floor map of the second embodiment of blooming piece in the present invention, periphery at described interior blooming piece 450 is provided with a plurality of bent location divisions 451, described location division 451 has head and root, the root of described location division 451 is provided with a rectangular locating hole 452, and the region division between described locating hole 452 and the head of described location division 451 has binding part 453.
Shown in Fig. 6, Fig. 6 is the part-structure schematic diagram that adopts the backlight module of the interior blooming piece shown in Fig. 5, on the side plate 232 of described backboard 230, be provided with the first slot 454 that the described location division 451 of a plurality of adaptations is passed, on the inner surface of described side plate 232, be provided with reflector 260, on described reflector 260, be provided with the second slot 455 that the described location division 451 of a plurality of adaptations is passed, in each second slot 455, be provided with a positioning table 456, when described the second slot 455 and the first slot 454 are passed in described location division 451, positioning table 456 in described the second slot 455 is stuck in the locating hole 452 of described location division 451, bend this location division 451 simultaneously, and sticked on the outer surface of described side plate 232 by described binding part 453, to fix described interior blooming piece 450.
Backlight module shown in Fig. 4 (or Fig. 6), LED luminescence chip 342 (or 442) on its LED lamp bar 340 (or 440) printed substrate 341 (or 441) is white light LEDs luminescence chip, this LED luminescence chip 342 (or 442) also can comprise red-light LED luminescence chip, green light LED luminescence chip and blue-ray LED luminescence chip, after the light that it sends mixes, forms white light.
Gold-tinted fluorescent material can adulterate in the interior blooming piece 350 (or 450) of the backlight module shown in Fig. 4 (or Fig. 6), accordingly, LED luminescence chip 342 (or 442) is blue-ray LED luminescence chip, the blue light that LED luminescence chip 342 (or 442) sends is after described interior blooming piece 350 (or 450), by the gold-tinted fluorescent material in 350 (or 450) in this interior blooming piece, converted to white light, thereby can improve the partially yellow phenomenon of the light sending of backlight module.
Refer to Fig. 7, Fig. 7 is the structural representation of the 4th embodiment of backlight module of the present invention, on the base plate 531 of the backboard 530 of the backlight module in above-described embodiment, can also offer some embedded hole (not shown), the LED luminescence chip 542 of LED lamp bar 540 is arranged in this embedded hole, the printed circuit board (PCB) 541 of described LED lamp bar 540 is arranged on the outside of base plate 531, thereby can improve the heat radiation of this LED lamp bar 540, interior blooming piece 550 is arranged on the side plate 532 of described backboard 530.
The present invention also provides display unit, and it comprises the backlight module described in display floater and above-mentioned arbitrary embodiment.
As shown in Figure 8, Fig. 8 is the structural representation of display unit of the present invention, and this display unit comprises backboard 630, LED lamp bar 640, interior blooming piece 650, diffuser plate 620, outer blooming piece 610, housing 670, center 680 and display floater 690.Described center 670 has the inside edge 671 protruding out, described outer blooming piece 610 and diffuser plate 620 are clipped between the inside edge 671 and center 680 of described housing 670, described interior blooming piece 650 is clipped between described center 680 and the side plate 632 of described backboard 630, can simplify assembly structure thus, enhance productivity.Also the gold-tinted fluorescent material that can adulterate in the interior blooming piece 650 of the present embodiment, corresponding, the LED luminescence chip 642 of described LED lamp bar 640 is blue light emitting chip.
In the above-described embodiments, the thickness of described interior blooming piece is between 0.05 ~ 1mm, mist degree is between 0 ~ 95%, reflectivity is not between 1 ~ 100% (comprising 100%), transmitance is between 1 ~ 100%, after installing, the angularity of described interior blooming piece is between ± 0 ~ 5mm, and described interior blooming piece can accomplish between 0.1 ~ 60mm to the distance of described LED luminescence chip, and these parameters can be selected and arrange in pairs or groups according to actual conditions in application process.
Further, on described interior blooming piece, can be disposed with a plurality of hollow holes, utilize these hollow holes can improve the light mixing effect of this interior blooming piece, and the further light mixing distance shortening between interior blooming piece and LED luminescence chip, and then the thickness of attenuate down straight aphototropism mode set to greatest extent, to make the television set that cost is lower, thickness is thinner.
This interior blooming piece has a plurality of optical units, a LED luminescence chip of the corresponding LED lamp of each optical unit bar.See also Fig. 9, Fig. 9 is the schematic diagram of arranging of the hollow hole of six identical optical units of interior blooming piece in the present invention, and this optical unit has symmetrical centre O, and this symmetrical centre O is over against the LED luminescence chip of described LED lamp bar.Apart from the precalculated position of this symmetrical centre O, this interior blooming piece does not arrange hollow hole, and other positions arrange hollow hole 751,752, and hollow hole 751,752 is arranged in the annular of multi-turn centered by symmetrical centre O, prismatic as shown in Figure 9.Certainly, in other embodiments, these hollow holes can also be arranged in the square or circular of multi-turn.
Be preferably, the aperture of described hollow hole is along with the increase of itself and symmetrical centre and increase, the aperture that is positioned at the hollow hole 751 of inner ring is less than the aperture of the hollow hole 752 that is positioned at its outer ring, be conducive to thus more light and pass from the hollow hole 752 of outer ring, and then can dwindle the luminance difference of annular center place and circular periphery.
Certainly, in other embodiments, spacing between described adjacent hollow hole is along with the distance between itself and symmetrical centre increases and reduces, apart from the radial spacing between the nearer adjacent hollow hole of symmetrical centre, be greater than apart from the radial distance between annular center adjacent hollow hole far away, also be conducive to thus more light and pass from the hollow hole of outer ring, and then also can dwindle the luminance difference of annular center place and circular periphery.
The shape of described hollow hole can be circle, triangle, square or hexagon.
In the preferred embodiment of the hollow hole in the present invention on blooming piece, the radius of the hollow hole on described interior blooming piece can be between 0.002 ~ 3mm, spacing between adjacent hollow hole is between 0 ~ 10mm, and these parameters can be selected and arrange in pairs or groups according to actual conditions in application process.
Shown in Figure 10, Figure 10 is the basic functional principle schematic diagram that adopts the backlight module of the interior blooming piece shown in Fig. 9, in the light that LED luminescence chip on described LED lamp bar 740 sends: a part of light a sees through described interior blooming piece 750 and is refracted on described diffuser plate 720, another part light b is the reflection with described backboard 730 through described diffuser plate 720, final also other openwork holes from described interior blooming piece 750 are transmitted on described diffuser plate 720, some light c directly openwork hole from described interior blooming piece 750 is transmitted on the diffuser plate 720 of its top.
Certainly, the edge of the interior blooming piece 750 described in Fig. 9 also can arrange the fixed structure as described in the embodiment of Fig. 3 or Fig. 5 and correspondence thereof, it is also identical with the combination described in Fig. 4 or Fig. 6 and corresponding embodiment thereof with the combination of backboard, and therefore not to repeat here.
In addition, in the present embodiment, the base plate of the backboard of described backlight module also can be offered embedded hole described in the embodiment of Fig. 7 and correspondence thereof, and corresponding, the luminescence chip of LED lamp bar is arranged in this embedded hole, and printed circuit board (PCB) is arranged on the outside of base plate.
In addition, in the present embodiment, described interior blooming piece 750 also can be fixed between the side plate 632 and center 670 of backboard 630 as described in the embodiment of Fig. 8 and correspondence thereof, and therefore not to repeat here.
As shown in figure 11, Figure 11 is the schematic diagram that adopts the backlight module illumination scheme one of the interior blooming piece shown in Fig. 9, if employing quantity mutual impartial LED blue light-emitting chip 841b, LED glow, chip 841a and LED green light chip 841c make corresponding LED lamp bar.Because described interior blooming piece 850 also can reflect a part of light in antireflection part light, light can also the hollow out from described interior blooming piece 850 transmit everywhere simultaneously, the a part of light being reflected can be mixed into white light on described interior blooming piece 850, the a part of light being refracted has changed the angle of dispersing, and can be mixed into white light at described diffuser plate 820 with a part of light transmiting from hollow hole.
As shown in figure 12, Figure 12 is the schematic diagram that adopts the backlight module illumination scheme two of the interior blooming piece shown in Fig. 9, the LED luminescence chip of described LED lamp bar is blue chip 941, in described interior blooming piece 950, contain and blue light can be converted to the fluorescent material of gold-tinted, the blue light part that described LED blue light-emitting chip 941 sends reflects and passes through the fluorescent material in this interior blooming piece 950 and convert gold-tinted to through interior blooming piece 950, another part of the blue light that LED blue light-emitting chip 941 sends is through the hollow hole outgoing of interior blooming piece 950, gold-tinted through fluorescent material conversion is mixed to form white light mutually with the blue light through hollow hole transmission.
The present invention also provides a kind of television set, and it comprises the display unit described in above-mentioned arbitrary embodiment.
Simultaneously, in order to reduce the moulding difficulty of this interior blooming piece, and improve the production efficiency of this interior blooming piece, be preferably, one whole interior blooming piece of required size can be carried out to region division according to the quantity of associated LED luminescence chip, and the method by sectional forming and utilize corresponding mould to complete the processing of whole the hollow hole on interior blooming piece.
The present invention also provides a kind of mould and method of making interior blooming piece, described mould comprises at least two sub-moulds, these two sub-moulds are respectively the first mould, the second mould, described optical unit comprises near the first sub-optical unit and the second sub-optical unit being positioned at symmetrical centre, this first mould is for making the first sub-optical unit of described optical unit, and described the second mould is for making the second sub-optical unit of described optical unit.
Certainly, described the first mould also can be for making the first sub-optical unit of at least two optical units; Described the second mould is for making the second sub-optical unit of at least two optical units.
Adopt the method for blooming piece in above-mentioned Mold Making to comprise the following steps:
S1, the first mould are made the first sub-optical unit of a plurality of optical units of interior blooming piece successively;
S2, the second mould are made the second sub-optical unit of a plurality of optical units of interior blooming piece successively.
See also Fig. 9 and Figure 13, Figure 13 is the sub-optical unit schematic diagram of the optical unit of blooming piece in the present invention, Fig. 9 be take 3 row 2 row totally 6 LEDs luminescence chips are made interior blooming piece as example explanation the present invention mould and the methods of adopting, one whole interior blooming piece can be had to 6 optical units, each optical unit is divided into A, B, tri-sub-optical units of C.
Mould of the present invention comprises: the sub-optical unit of corresponding A is offered first mould, the hollow hole 753 that is used for the sub-optical unit of A of the whole interior blooming piece of moulding, the sub-optical unit of corresponding B is offered first mould, the hollow hole 751 that is used for the sub-optical unit of B of the whole interior blooming piece of moulding, the sub-optical unit of corresponding C is offered the 3rd mould, for the hollow hole 752 of the sub-optical unit of C of the whole interior blooming piece of moulding.
The processing method of blooming piece is in the present invention: S1, manufacture successively the hollow hole 753 of the sub-optical unit of A of all optical units; S1, manufacture successively the hollow hole 751 of the sub-optical unit of B of all optical units; S1, manufacture successively the hollow hole 752 of the sub-optical unit of C of all optical units.
Certainly, in other embodiments, described the first mould also can be for make the hollow hole 753 of the sub-optical unit of A of at least two optical units simultaneously, described the second mould also can be for make the hollow hole 751 of the sub-optical unit of B of at least two optical units simultaneously, and described the 3rd mould also can be for make the hollow hole 752 of the sub-optical unit of C of at least two optical units simultaneously.
Should be understood that; the foregoing is only preferred embodiment of the present invention; be not sufficient to limit technical scheme of the present invention; for those of ordinary skills; within the spirit and principles in the present invention; can be increased and decreased according to the above description, replaced, converted or be improved, and all these increases and decreases, replace, conversion or improve after technical scheme, all should belong to the protection domain of claims of the present invention.
Claims (10)
1. a down straight aphototropism mode set, comprise diffuser plate, LED lamp bar and backboard, described backboard comprises base plate and side plate, described LED lamp bar is arranged on described base plate, it is characterized in that: between described LED lamp bar and described diffuser plate, be also provided with the interior blooming piece of a printing opacity, on described interior blooming piece, be provided with a plurality of hollow holes.
2. down straight aphototropism mode set according to claim 1, it is characterized in that: described interior blooming piece has a plurality of identical optical units, this optical unit has symmetrical centre, and the hollow hole of each optical unit is all to should symmetrical centre arranging the annular that is multi-turn.
3. down straight aphototropism mode set according to claim 2, is characterized in that: the aperture of the hollow hole of described optical unit is along with the distance of the symmetrical centre of itself and optical unit increases and increases.
4. down straight aphototropism mode set according to claim 2, is characterized in that: the spacing between the adjacent hollow hole of described optical unit is along with the distance of the symmetrical centre of itself and optical unit increases and reduces.
5. down straight aphototropism mode set according to claim 2, is characterized in that: circular, the square or prismatic of being shaped as of described annular.
6. down straight aphototropism mode set according to claim 2, is characterized in that: described hollow hole be shaped as circle, triangle, square or hexagon.
7. down straight aphototropism mode set according to claim 1, is characterized in that: described interior blooming piece contains fluorescent material, and this fluorescent material converts the blue light through it to gold-tinted.
8. down straight aphototropism mode set according to claim 1, is characterized in that: the periphery of described interior blooming piece is extended with a plurality of claws, is provided with the slot that the described claw of a plurality of adaptations passes and catches on described side plate.
9. down straight aphototropism mode set according to claim 1, it is characterized in that: the periphery of described interior blooming piece is provided with a plurality of bent location divisions, on this location division, be provided with binding part, described side plate offers slot, and described location division is fixed by binding part and side plate through this slot bending.
10. a television set, comprises backlight module, it is characterized in that, described backlight module is set to the down straight aphototropism mode set described in any one in claim 1 to 9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310580551.5A CN103604068B (en) | 2013-11-19 | 2013-11-19 | Television and direct-lit backlight module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310580551.5A CN103604068B (en) | 2013-11-19 | 2013-11-19 | Television and direct-lit backlight module |
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| CN103604068A true CN103604068A (en) | 2014-02-26 |
| CN103604068B CN103604068B (en) | 2017-05-10 |
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| CN201310580551.5A Active CN103604068B (en) | 2013-11-19 | 2013-11-19 | Television and direct-lit backlight module |
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| CN107219679A (en) * | 2017-05-22 | 2017-09-29 | 深圳市英唐光显技术有限公司 | Backlight module of LED liquid crystal display |
| WO2021047023A1 (en) * | 2019-09-12 | 2021-03-18 | 武汉华星光电技术有限公司 | Backlight module |
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| Publication number | Publication date |
|---|---|
| CN103604068B (en) | 2017-05-10 |
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Address after: 516006 No. 72 Huifeng Fourth Road, Zhongkai High-tech Zone, Huizhou City, Guangdong Province (Factory Building) Patentee after: TCL HUARUI LIGHTING TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 516006 Zhongkai High-tech Development Zone, Huizhou City, Guangdong Province, No. 19 District Patentee before: HUIZHOU VERY LIGHT SOURCE TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20181126 Address after: 516000 No. 72 Huifeng 4th Road, Zhongkai High-tech Zone, Huizhou City, Guangdong Province (Factory Building) Co-patentee after: VERY OPTOELECTRONICS (HUIZHOU) Co.,Ltd. Patentee after: TCL HUARUI LIGHTING TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 516006 No. 72 Huifeng Fourth Road, Zhongkai High-tech Zone, Huizhou City, Guangdong Province (Factory Building) Patentee before: TCL HUARUI LIGHTING TECHNOLOGY (HUIZHOU) Co.,Ltd. |