CN2828862Y - Device for combining side-light type light source module set and liquid crystal panel - Google Patents
Device for combining side-light type light source module set and liquid crystal panel Download PDFInfo
- Publication number
- CN2828862Y CN2828862Y CN 200520107766 CN200520107766U CN2828862Y CN 2828862 Y CN2828862 Y CN 2828862Y CN 200520107766 CN200520107766 CN 200520107766 CN 200520107766 U CN200520107766 U CN 200520107766U CN 2828862 Y CN2828862 Y CN 2828862Y
- Authority
- CN
- China
- Prior art keywords
- light
- crystal grain
- liquid crystal
- crystal panel
- source module
- 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
Images
Landscapes
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model relates to a device for combining a side-light type light source module set and a liquid crystal panel. The utility model comprises a liquid crystal panel. A light conducting plate is positioned below the liquid crystal panel, a light reflection sheet is positioned below the light conducting plate, and a light diffusion sheet is positioned above the light conducting plate. A light source module set is arranged on the side edge of the light conducting plate. The light source module set comprises blue light crystal grains welded on a circuit board. A fluorescent layer is positioned on the blue light crystal grains and red light crystal grains. Blue light is mainly used for inspiring the fluorescent layer to produce inspiring light. The inspiring light is mixed with the blue light and red light to form white light which penetrates the light conducting plate, the light reflection sheet, the light diffusion sheet and the liquid crystal panel to be used as a background light source. The colour displaying performance and the uniformity of the white light are easy to control, and the colour displaying performance is good.
Description
Technical field
The utility model provides a kind of side light type light source module and liquid crystal panel composite set, and it can make the color rendering of white light backlight of liquid crystal panel better.
Background technology
Liquid crystal panel and backlight source module combination at present, typical structure such as TaiWan, China New Certificate number M245448 number, name is called " the light source module of LCD " patent case, and the employed light emitting diode of its light source is made of ultraviolet light (UV) LED and red, blue, green (R, B, G) fluorescent material.Its shortcoming can damage the epoxy resin structural of present general usefulness by ultraviolet light, cause last white light can produce the problem of optical attenuation, white brightness is not strong, especially the clad of this patent is to be mixed by three kinds of color fluorescent powder of red, green, blue, and it is again one of its shortcoming that the ratio of three kinds of pigment, processing procedure are difficult to control.The 5th of this application claim advocates that its light emitting diode is a blue-ray LED again, fluorescent powder is red, green fluorescence material, be difficult to control and make the homogeneity of mixed light (being white light) be difficult to control yet look into ratio that red fluorescence powder and green emitting phosphor mix and processing procedure, the color rendering of the white light that makes liquid crystal panel eventually and manifested is not good.
TaiWan, China New Certificate number M251143 number, name is called the patent of " light supply apparatus of liquid crystal screen ", its light source has used blue light or the UV light of wavelength between 202nm～500nm, as single light source, and this light source has lacked red-light spectrum partly, therefore the color rendering and the homogeneity of the white light (being mixed light) that mixed of institute's fluorescence excitation plate are not good, and be impure by the white light that human eye defines.
Taiwan patent of invention notification number I228837 number " light-emitting device " that the inventor invented is a white light emitting diode, it has utilized blue light and two luminescent grains of ruddiness (LED) as two light sources, the fluorescence coating gummed covers and is connected on blue light crystal grain and the ruddiness crystal grain, fluorescence coating is inspired the light of a green by blue light source, this green glow is with blue, ruddiness mixes, to form white light, this patent case effectively overcome aforementioned patent case different colours fluorescent powder mix the ratio that produces and the unmanageable problem of processing procedure, promptly utilize red light emitting diodes to replace known red fluorescence powder, further making the fluorescence coating material that causes light is the solid color material, such design, different colours mixing ratio and the unmanageable problem of processing procedure can be solved, further may command causes the single excitation wavelength (being green wavelength) of light, moreover, this case has been utilized mixing of the ruddiness that red-light LED sent and three coloured light such as exciting light and blue light, and the white light color rendering of gained is preferable.But the embodiment that looks into this case is the new design that is limited to white light emitting diode, does not still have the combination of expansion for the composite set that is used in liquid crystal panel and backlight source module and implements.
Summary of the invention
Fundamental purpose of the present utility model provides a kind of side light type light source module and liquid crystal panel composite set, and its color rendering of backlight white light of being transmitted of performance is easy to control with homogeneity, and color rendering and homogeneity are preferable.
A purpose more of the present utility model provides a kind of side light type light source module and liquid crystal panel composite set, the employed fluorescence coating of backlight source module is the material of consistent light, make excitation wavelength be easy to control, be easy to control with color rendering and the homogeneity that reaches its backlight white light of liquid crystal panel.
A purpose more of the present utility model provides a kind of side light type light source module and liquid crystal panel composite set, by can simple and easyly changing of the light diffusing sheet that is coated with fluorescence coating, reaches and can eliminate trade-in.
The purpose of this utility model realizes by following technical proposals, side light type light source module provided by the utility model and liquid crystal panel composite set, and it comprises: liquid crystal panel; Light guide plate is positioned at the liquid crystal panel below; Light-reflecting sheet is positioned at the light guide plate below; Light diffusing sheet is positioned at the top of light guide plate; The light source module is located at the side of light guide plate, and it comprises: on the circuit board, as the red light-emitting light source, blue light crystal grain and ruddiness crystal grain are adjacent each other as blue light emitting light source and more than one ruddiness crystal grain for the blue light crystal grain that is welded with at least more than one; Cause the optical fluorescence position on blue light crystal grain and red crystal grain, wherein mainly come the fluorescence excitation layer with blue light, fluorescence coating is inspired the exciting light of wavelength between between 500～570nm, this exciting light transmits outside the fluorescence coating with the mixed light that blue light and ruddiness mix mutually, with the light source that forms white light leaded light through light guide plate, the refraction of light-reflecting sheet and transmiting by light diffusing sheet and liquid crystal panel.
Understand in depth for making the utility model had further, exemplify a preferred embodiment now, and conjunction with figs. is described in detail.
Description of drawings
Fig. 1 is a sectional schematic diagram of the present utility model;
Fig. 2 is the utility model sectional schematic diagram of an embodiment again;
Fig. 3 is the utility model sectional schematic diagram of an embodiment again;
Fig. 4 is the utility model sectional schematic diagram of an embodiment again;
Fig. 5 is the utility model sectional schematic diagram of an embodiment again;
Fig. 6 is the utility model sectional schematic diagram of an embodiment again;
Fig. 7 is a schematic partial sectional view of the utility model light source module;
Fig. 8 is an embodiment schematic partial sectional view of the utility model light source module;
Fig. 9 is an embodiment schematic partial sectional view of the utility model light source module;
Figure 10 is an embodiment schematic partial sectional view of the utility model light source module;
Figure 11 is an embodiment schematic partial sectional view of the utility model light source module;
Figure 12 is the stereographic map of the utility model light source module;
Figure 13 is an embodiment stereographic map again of the utility model light source module;
Figure 14 is an embodiment stereographic map again of the utility model light source module;
Figure 15 is the utility model light diffusing sheet embodiment sectional drawing again.
Main element symbol description: liquid crystal panel 10; Light diffusing sheet 15; Prism facets 156; Bright enhancement film 125; Light guide plate 20; Light-reflecting sheet 30; Light source module 40; Circuit board 42; Blue light crystal grain 55; The light reflection covers 60; Groove 61,82; Electrode pin 62,64,83,84; Ruddiness crystal grain 65; Fluorescence coating 70; Substratum transparent 75; Leading coil holder 80; Blue light B; Ruddiness R; Exciting light G; White light W; Spacing L; Angle theta.
Embodiment
As Fig. 1 and shown in Figure 9, the utility model provides a kind of side light type light source module and liquid crystal panel composite set, and it comprises:
Light-reflecting sheet 30 is positioned at light guide plate 20 belows;
Light diffusing sheet 15 is positioned at the top of light guide plate 20;
On the circuit board 42, as ruddiness R illuminating source, blue light crystal grain 55 is adjacent each other with ruddiness crystal grain 65 as blue light B illuminating source and more than one ruddiness crystal grain 65 for the blue light crystal grain 55 that is welded with at least more than one;
Cause optical fluorescence 70 positions on blue light crystal grain 55 and red crystal grain 65, wherein mainly come fluorescence excitation layer 70 with blue light B, fluorescence coating 70 is inspired the exciting light G of wavelength between between 500～570nm, this exciting light G transmits outside the fluorescence coating 70 with the mixed light that blue light B and ruddiness R mix mutually, with the light source that forms white light W leaded light through light guide plate 20, the refraction of light-reflecting sheet 30 and transmiting by light diffusing sheet 15 and liquid crystal panel 10.
Shown in Fig. 1,9, wherein fluorescence coating 70 is packaged on adjacent blue light crystal grain 55 and the ruddiness crystal grain 65.
Shown in Fig. 2,8, wherein fluorescence coating 70 is coated on the upper surface of light diffusing sheet 15 uniformly;
Cover on blue light crystal grain 55 that is welded on the circuit board 42 and the ruddiness crystal grain 65 and be connected to substratum transparent 75.
Shown in Fig. 3,8, wherein fluorescence coating 70 is coated on the lower surface of light diffusing sheet 15 uniformly;
Cover on blue light crystal grain 55 that is welded on the circuit board 42 and the ruddiness crystal grain 65 and be connected to substratum transparent 75.
Shown in Fig. 5,8, wherein sneaked into uniform fluorescent powder in the material in the light diffusing sheet 15, light diffusing sheet 15 forms simultaneously and causes optical fluorescence;
Cover on blue light crystal grain 55 that is welded on the circuit board 42 and the ruddiness crystal grain 65 and be connected to substratum transparent 75.
Shown in Fig. 1～4, fluorescence coating 70 its average thicknesss that wherein are coated on light diffusing sheet 15 are controlled in 0.01mm～0.2mm;
Transparent light diffusing sheet 15 average thicknesss are controlled in 0.1mm～1.0mm.
As shown in figure 11, wherein blue light crystal grain 55 and ruddiness crystal grain 65 are installed on same light reflection and covers in 60 the groove 61, and light reflects and covers 60 two electrode pins 62,64 and be welded on the circuit board 42;
Substratum transparent 75 is filled in groove 61.
As shown in Figure 8, wherein blue light crystal grain 55 and ruddiness crystal grain 65 respectively separately autonomous device in the light reflection cover 60, in the groove 61 of (60), the reflection of two light cover 60, the electrode pin 62,64 of (60) is welded in respectively on the circuit board 42, and two light reflects and covers 60 spacing L and be controlled in the 1mm;
Substratum transparent 75 is filled in that the reflection of two light covers 60, on the surface of the groove 61 of (60) and circuit board 42.
As shown in figure 12, wherein its wavelength of blue light B of being sent of blue light crystal grain 55 is between between 360～480nm, and the ruddiness R wavelength that ruddiness crystal grain 65 is sent is between 585～780nm.
Shown in Fig. 1 to 5,7,9, wherein the fluorescent powder in the fluorescence coating 70 can be aluminium garnet system (YttriumAluminium Garnet) or silicate (SmOn
4-) or borate family (BxOy
3-) the material formation.
As shown in Figure 9, wherein blue light crystal grain 55 and ruddiness crystal grain 65 can be connected in the groove 61 of same reflection lid 60, can fill fluorescence coating 70 in the groove 61, and its two electrodes pin the 62, the 64th is welded on the circuit board 42.
As shown in figure 14, wherein blue light crystal grain 55 and ruddiness crystal grain 65 can be connected in the default groove 82 in leading coil holder 80 tops, fluorescence coating 70 is filled in the groove 82, the substratum transparent 75 of one bulb type can coat fluorescence coating 70 and leading coil holder 80 upper end one, and its two electrodes pin 83,84 is welded on the circuit board 42.
Shown in Fig. 1 to 5,7,9, wherein the material of the fluorescent powder in the fluorescence coating 70 can be selected for use by the combination of a kind of of following composition or two kinds or three kinds:
Fluorescent powder is by Ce elements activation and contain Y and the (YAG:Ce of the aluminium garnet of Al system
3+);
Fluorescent powder is by (the YAG:EU of pomegranate system of europium element activation
2+/3+);
Fluorescent powder is by (the YAG:Tb of pomegranate system of terbium (Terbium) element activation
3+).
As shown in Figure 7, wherein blue light crystal grain 55 and ruddiness crystal grain 65 be connected to each other that the reflection of light independently covers 60, in the groove 61 of (60), (61), wherein can fill fluorescence coating 70 in the groove 61 under the blue light crystal grain 55, groove 61 under another ruddiness crystal grain 65 is filled substratum transparent 75, and its two electrodes pin 62, (62), 64, (64) are to be welded on the circuit board 42.
As shown in Figure 6, wherein between liquid crystal panel 10 and light diffusing sheet 15, set up a transparent bright enhancement film 125 or the prismatic lens that is used to add lustre to.
Shown in Figure 12,13, wherein plural number and adjacent each other blue light crystal grain 55 are more than at least one row with ruddiness crystal grain 65, are arranged on the circuit board 42 with the welding of one dimension straight line array type.
As shown in figure 15, wherein the lower surface of light diffusing sheet 15 is provided with angle theta less than 90 ° prism facets 156.
Embodiment
(1). as shown in figure 12, liquid crystal panel 10, light diffusing sheet 15 and light source module 40 are the oblong-shaped than small size, are applicable to small-sized liquid crystal screen use; Liquid crystal panel 10 shown in Figure 13, light diffusing sheet 15 and light source module 40 are the long square shape of larger area, and the liquid crystal screen that is suitable for large-size is used.
See also Fig. 1, shown in 9, fluorescence coating 70 is to be packaged on the blue light crystal grain 55 (chip) and ruddiness crystal grain 65 (chip) of light source module 40, especially every adjacent blue light crystal grain 55 and ruddiness crystal grain 65 are as a pair of, being welded in light reflection covers in 60 the groove 61, when electrode pin 62,64 are subjected to electrode to do the time spent, then drive blue light crystal grain 55 and ruddiness crystal grain 65 and send blue light B and ruddiness R respectively synchronously, wherein mainly with blue light B deexcitation fluorescence coating 70, make fluorescence coating 70 send exciting light G, this exciting light G wavelength is between 500～570nm, be defined as green glow, therefore blue light B as shown in Figure 1, the mixed light that ruddiness R and exciting light G are mixed, be defined as white light W then via the leaded light of light guide plate 20, and light-reflecting sheet 30 be reflected into light diffusing sheet 15 and liquid crystal panel 10, white light W is transmitted by liquid crystal panel 10, and to form the backlight of liquid crystal panel 10, it is directly to be coated on blue light crystal grain that this embodiment mainly defines fluorescence coating 70, on the ruddiness crystal grain 65.
See also Fig. 2, shown in 12, this embodiment mainly defines fluorescence coating 70 can be installed in diverse location, the unrestricted indigo plant that is packaged in, ruddiness crystal grain 55, on 65, fluorescence coating 70 is coated on the upper surface of light diffusing sheet 15, indigo plant on the light source module 40, ruddiness crystal grain 55, the 65th, do not cover and connect fluorescence coating 70, blue by this, ruddiness crystal grain 55,65 are sent indigo plant synchronously by drives, ruddiness B, R, blue, ruddiness B, R is through the leaded light of light guide plate 20, after the even expansion of the reflection of light-reflecting sheet 30 and light diffusing sheet 15, blue light B fluorescence excitation layer 70 to be being inspired exciting light G, and with blue light B, ruddiness R mixes formation white light W mutually and is transmitted by liquid crystal panel 10.
Shown in Figure 3, it refers to that fluorescence coating 70 can be coated on the lower surface of light diffusing sheet 15, the similarly indigo plant of light source module 40 inside, ruddiness crystal grain the 55, the 65th do not cover and connect fluorescence coating 70, blue light B fluorescence excitation layer 70 makes fluorescence coating 70 produce exciting light G and transmits from light diffusing sheet 15, blue light B, ruddiness R and exciting light G is mixed mutually form white light W and is transmitted by liquid crystal panel 10.
As shown in Figure 4, fluorescence coating 70 also can be coated on the upper surface and lower surface of light diffusing sheet 15 simultaneously, and this also is this novel one preferable feasible embodiment.
Shown in Figure 5, it refers in the material of light diffusing sheet 15, evenly sneaking into fluorescent powder makes light diffusing sheet 15 form the fluorescence coating 70 of consistent light simultaneously, light source module 40 is not cover to be connected to fluorescence coating 70 at this moment, so light source sends blue light B and ruddiness R passes through light guide plate 20, light-reflecting sheet 30, light diffusing sheet 15, wherein light diffusing sheet 15 formation fluorescence coatings are excited by blue light B and are exciting light G, and indigo plant, white light W red, that exciting light (B, R, G) is mixed are outwards transmitted by liquid crystal panel 10.
As shown in Figure 6, it refers to and can set up a bright enhancement film 125 or prismatic lens reaching the purpose of adding lustre at the upper surface of light diffusing sheet 15, this embodiment, and construction has fluorescence coating 70 in the light source module 40.
Shown in Figure 7, it refers to that blue light crystal grain 55 is installed in the reflection of light independently and covers in 60 the groove 61, ruddiness crystal grain 65 be installed in another independently light reflection cover in 60 the groove 61, the spacing L of the two preferably is controlled between 1～2mm, grooves 61 under the blue light crystal grain 55 can increase and fill fluorescence coating 70, groove 61 under the ruddiness crystal grain 65 is filled substratum transparent 75, light diffusing sheet 15 as shown in Figure 1 at this moment, there is no and apply any fluorescence coating 70, therefore the indigo plant of being sent by light source module 40, red, exciting light (B, R, G) mixed light (being white light W) is then transmitted by liquid crystal panel 10.
Shown in Figure 8, its refer to blue light crystal grain 55 and ruddiness crystal grain 65 be established in respectively two independently light reflection cover 60, (60) groove 61, (61) in, two grooves 61 wherein, (61) insert substratum transparent 75 respectively, (75), this embodiment defines the design that light source module 40 there is no fluorescence coating 70, this fluorescence coating 70 is built in as on Fig. 2 to 5 light diffusing sheet 15 surfaces, send blue light B and ruddiness R from light source module 40 in view of the above, wherein blue light B excites as 15 surfaces of light diffusing sheet among Fig. 2 to 5 and goes up the fluorescence coating 70 that applies, to send exciting light G, white light W is transmitted outside the liquid crystal panel 10.
Shown in Figure 9, it refers to that blue light crystal grain 55 and ruddiness crystal grain 65 are installed on the reflection of same light and cover in 60 the groove 61, fluorescence coating 70 is filled in the groove 61, and blue light crystal grain 55 and ruddiness crystal grain 65 are coated, as shown in Figure 1, light diffusing sheet 15 is not have the fluorescence coating 70 of coating, and therefore the light that sends from light source module 40 is white light W blue, red and that exciting light (B, R, G) is mixed, to form the backlight of liquid crystal panel 10.
Shown in Figure 10, it refers to that indigo plant, ruddiness crystal grain 55,65 directly are welded on the circuit board 42, fluorescence coating 70 can directly be filled and is packaged on indigo plant, the ruddiness crystal grain 55,65, perhaps substratum transparent 75 can be filled and is packaged on indigo plant, the ruddiness crystal grain 55,65, when blue, ruddiness crystal grain 55,65 is packed when fluorescence coating 70 is arranged, then as shown in Figure 1, light diffusing sheet 15 is not to be coated with fluorescence coating, so when indigo plant, ruddiness crystal grain 55,65 are packed when substratum transparent 75 is arranged, then light diffusing sheet 15 is had fluorescence coating 70 (shown in Fig. 2 to 5) by construction.
Shown in Figure 11, it refers to that light reflection covers that device has indigo plant, ruddiness crystal grain 55,65 in 60 the groove 61, substratum transparent 75 is packaged in the groove 61, and the light source module 40 of this embodiment there is no construction fluorescence coating 70, and fluorescence coating 70 is to be located at light diffusing sheet 15 surfaces to go up (shown in Fig. 2 to 5).
As shown in figure 10, light diffusing sheet 15 is provided with the prism facets 156 of concave, convex shape, to reach the purpose of adding lustre to.
(2). principal feature of the present utility model, light source module 40 are to have used light emitting diodes such as blue light crystal grain 55, ruddiness crystal grain 65, cooperate the difference of fluorescence coating 70 to apply the position, and homogeneity and color rendering that blue light B, ruddiness R and exciting light G are mixed are preferable.And fluorescence coating 70 makes for the single material that causes light color, do not need to mix with the fluorescent material of other different colours, and reach the problem of the mixing ratio that need not consider different fluorescent powder, and processing procedure is easy to control; Especially the ruddiness crystal grain in the light source 65 is light emitting diode, and ruddiness R wavelength that it sends and intensity are easy to control.
In sum, dark tool practicality of the utility model and progressive, and really can reach described purpose and effect.The above only is a preferable possible embodiments of the present utility model, so the equivalent structure that uses the utility model instructions and accompanying drawing content to be made such as changes, all in like manner is contained within the claimed claim of the utility model.
Claims (17)
1, a kind of side light type light source module and liquid crystal panel composite set is characterized in that it comprises:
Liquid crystal panel;
Light guide plate is positioned at the liquid crystal panel below;
Light-reflecting sheet is positioned at the light guide plate below;
Light diffusing sheet is positioned at the top of light guide plate;
The light source module is located at the side of light guide plate, and it comprises:
On the circuit board, as the red light-emitting light source, blue light crystal grain and ruddiness crystal grain are adjacent each other as blue light emitting light source and more than one ruddiness crystal grain for the blue light crystal grain that is welded with at least more than one;
Cause the optical fluorescence position on blue light crystal grain and red crystal grain, wherein mainly come the fluorescence excitation layer with blue light, fluorescence coating is inspired the exciting light of wavelength between between 500～570nm, this exciting light transmits outside the fluorescence coating with the mixed light that blue light and ruddiness mix mutually, with the light source that forms white light leaded light through light guide plate, the refraction of light-reflecting sheet and transmiting by light diffusing sheet and liquid crystal panel.
2, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that fluorescence coating is packaged on adjacent the blue light crystal grain and ruddiness crystal grain.
3, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that fluorescence coating is coated on the upper surface of light diffusing sheet uniformly; Cover on blue light crystal grain that is welded on the circuit board and the ruddiness crystal grain and be connected to substratum transparent.
4, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that fluorescence coating is coated on the lower surface of light diffusing sheet uniformly; Cover on blue light crystal grain that is welded on the circuit board and the ruddiness crystal grain and be connected to substratum transparent.
5, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that being sneaked into uniform fluorescent powder in the material in the light diffusing sheet, and light diffusing sheet forms simultaneously and causes optical fluorescence; Cover on blue light crystal grain that is welded on the circuit board and the ruddiness crystal grain and be connected to substratum transparent.
6, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that its average thickness of fluorescence coating that is coated on light diffusing sheet is controlled in 0.01mm～0.2mm; Transparent light diffusing sheet average thickness is controlled in 0.1mm～1.0mm.
7, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that blue light crystal grain and ruddiness crystalline grain device in the groove of same light reflection lid, and two electrode pins of light reflection lid are welded on the circuit board; Substratum transparent is filled in the groove.
8, side light type light source module according to claim 1 and liquid crystal panel composite set, autonomous device reflects in the groove of lid in light to it is characterized in that distinguishing blue light crystal grain and ruddiness crystal grain separately, the electrode pin of two light reflection lids is welded in respectively on the circuit board, and the spacing of two light reflection lids is controlled in the 1mm; Substratum transparent is filled on the surface of the groove of two light reflection lid and circuit board.
9, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that its wavelength of blue light that blue light crystal grain sent between between 360～480nm, and the red light wavelength that ruddiness crystal grain is sent is between 585～780nm.
10, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that the fluorescent powder in the fluorescence coating can be aluminium garnet system or silicate or borate family material formation.
11, side light type light source module according to claim 1 and liquid crystal panel composite set, it is characterized in that blue light crystal grain and ruddiness crystal grain can be connected in the groove of same reflection lid, can fill fluorescence coating in the groove, its two electrodes pin is to be welded on the circuit board.
12, side light type light source module according to claim 1 and liquid crystal panel composite set, it is characterized in that blue light crystal grain and ruddiness crystal grain can be connected in the default groove in leading coil holder top, fluorescence coating is filled in the groove, the substratum transparent of one bulb type can coat fluorescence coating and leading coil holder upper end one, and its two electrodes pin is welded on the circuit board.
13, side light type light source module according to claim 1 and liquid crystal panel composite set, it is characterized in that the material of the fluorescent powder in the fluorescence coating can be selected for use by the combination of a kind of of following composition or two kinds or three kinds: fluorescent powder is by Ce elements activation and contain Y and the aluminium garnet of Al system; Fluorescent powder is by the pomegranate system of europium element activation; Fluorescent powder is by the pomegranate system of terbium element activation.
14, side light type light source module according to claim 1 and liquid crystal panel composite set, it is characterized in that blue light crystal grain and ruddiness crystal grain are connected to each other in the groove that independently the light reflection is covered, wherein can fill fluorescence coating in the groove under the blue light crystal grain, groove under another ruddiness crystal grain is filled substratum transparent, and its two electrodes pin is to be welded on the circuit board.
15, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that between liquid crystal panel and light diffusing sheet, set up a transparent bright enhancement film or the prismatic lens that is used to add lustre to.
16, side light type light source module according to claim 1 and liquid crystal panel composite set is characterized in that plural number and adjacent each other blue light crystal grain and ruddiness crystal grain are more than at least one row, are arranged on the circuit board with the welding of one dimension straight line array type.
17, side light type light source module according to claim 1 and liquid crystal panel composite set, the lower surface that it is characterized in that light diffusing sheet are provided with angle less than 90 ° prism facets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520107766 CN2828862Y (en) | 2005-05-31 | 2005-05-31 | Device for combining side-light type light source module set and liquid crystal panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520107766 CN2828862Y (en) | 2005-05-31 | 2005-05-31 | Device for combining side-light type light source module set and liquid crystal panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2828862Y true CN2828862Y (en) | 2006-10-18 |
Family
ID=37080417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520107766 Expired - Fee Related CN2828862Y (en) | 2005-05-31 | 2005-05-31 | Device for combining side-light type light source module set and liquid crystal panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2828862Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100516642C (en) * | 2006-08-03 | 2009-07-22 | 哈利盛东芝照明株式会社 | Hollow type plate illuminating device |
| CN102043186A (en) * | 2010-10-21 | 2011-05-04 | 上海向隆电子科技有限公司 | Light guide plate and manufacturing method thereof |
| CN102705724A (en) * | 2011-03-28 | 2012-10-03 | 台湾积体电路制造股份有限公司 | Light cavity that improves light output uniformity |
| CN103017023A (en) * | 2012-11-29 | 2013-04-03 | 京东方科技集团股份有限公司 | Backlight module and display device using same |
-
2005
- 2005-05-31 CN CN 200520107766 patent/CN2828862Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100516642C (en) * | 2006-08-03 | 2009-07-22 | 哈利盛东芝照明株式会社 | Hollow type plate illuminating device |
| CN102043186A (en) * | 2010-10-21 | 2011-05-04 | 上海向隆电子科技有限公司 | Light guide plate and manufacturing method thereof |
| CN102705724A (en) * | 2011-03-28 | 2012-10-03 | 台湾积体电路制造股份有限公司 | Light cavity that improves light output uniformity |
| CN103017023A (en) * | 2012-11-29 | 2013-04-03 | 京东方科技集团股份有限公司 | Backlight module and display device using same |
| CN103017023B (en) * | 2012-11-29 | 2015-09-02 | 京东方科技集团股份有限公司 | Backlight module and use the display device of this backlight module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2809676Y (en) | Light source module and liquid crystal panel assembly | |
| CN104321694B (en) | Back light unit and display device | |
| US8469530B2 (en) | Illumination apparatus, display apparatus, and method of producing an illumination apparatus | |
| CN209843702U (en) | Surface light source module | |
| US20070103931A1 (en) | Assembly device for a sidelight light source module and liquid crystal panel | |
| CN1873306A (en) | Lighting unit, display device, and phosphor film | |
| CN1873504A (en) | Backlight system and liquid crystal display employing the same | |
| CN1713051A (en) | Backlight assembly and display device having the same | |
| CN2593229Y (en) | Light source module of liquid crystal display | |
| CN1880839A (en) | Phosphor film, lighting device using the same, and display device | |
| CN1928667A (en) | Backlight unit and display device having the same | |
| CN1831422A (en) | Planar light source and planar lighting apparatus | |
| CN1991517B (en) | Backlight unit and liquid crystal display device having the same | |
| CN1652164A (en) | Surface light source device and display therewith | |
| CN101936489A (en) | Backlight module and optical assembly thereof | |
| CN1696996A (en) | Flat display | |
| CN1598669A (en) | Backlight assembly and liquid crystal display apparatus having the same | |
| CN2828862Y (en) | Device for combining side-light type light source module set and liquid crystal panel | |
| KR20110135097A (en) | Liquid crystal display device module | |
| CN108919558A (en) | A kind of quantum dot color membrane structure of wedge-shaped substrate | |
| CN1832210A (en) | LED, LED module set and backlight system | |
| CN114077096A (en) | Optical film, backlight unit and liquid crystal display device | |
| CN100346214C (en) | Backlight modular | |
| CN2821871Y (en) | Light source mother plate with LED | |
| KR100893093B1 (en) | Flat light-emitting apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061018 |