CN102425741A - Luminescence module - Google Patents
Luminescence module Download PDFInfo
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- CN102425741A CN102425741A CN2011103573923A CN201110357392A CN102425741A CN 102425741 A CN102425741 A CN 102425741A CN 2011103573923 A CN2011103573923 A CN 2011103573923A CN 201110357392 A CN201110357392 A CN 201110357392A CN 102425741 A CN102425741 A CN 102425741A
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Abstract
The invention relates to a luminescence module which comprises a light source and a light guiding plate, wherein the light guiding plate comprises incident light surfaces, an emergent light surface and a reflecting surface; the light source emits light towards the incident light surfaces; a plurality of linear three-dimensional units are configured on the emergent light surface in parallel and at intervals; the reflecting surface comprises a plurality of first microstructural net point groups and second microstructural net point groups; the first microstructural net point groups are respectively aligned to the linear three-dimensional units; each first microstructural net point group is composed of a plurality of first net points; the luminance of the first net points influences the variable quantity such as density distribution, depth and calibers, and is in proportion to the distance of the first net points and the first incident light surface; and each second microstructural net point group is composed of a plurality of second net points which are different from the first net points, and the luminance of second net points influences the variable quantity and is in proportion to the distance of the second net points and the first incident light surface. The luminescence module in the invention has the advantages of being capable of improving the unexpected linear bright fringes on the emergent light source of the light guiding plate and homogenizing the emergent light luminance of the emergent light surface of the light guiding plate.
Description
Technical field
The present invention relates to a kind of light emitting module, relate in particular to the structure of this light emitting module.
Background technology
In the light emitting module of present stage, the micro structured pattern that contains linear chase or raised line is in the LGP system, and its one side compartment of terrain disposes the micro structured pattern (like V or U type) of a plurality of linear chases or raised line.Because LGP is when luminous, the position of corresponding each linear chase of exiting surface or raised line can demonstrate the linear bright rays of many correspondences; Cause the bright dipping of exiting surface integral body inhomogeneous; Must use more optics emulsion sheet to remedy, quite the consume material cost remains further to be improved.
For this reason,, can satisfy above-mentioned demand, or be at least and have this defective a kind of solution is provided, promptly become the important topic that one of needs to be resolved hurrily if a kind of design of light emitting module can be provided.
Summary of the invention
The technical issues that need to address of the present invention have provided a kind of light emitting module, are intended to solve the above problems.
In order to solve the problems of the technologies described above, the present invention realizes through following technical scheme:
The present invention includes: one first light source; An and LGP; Described LGP comprises:
One exiting surface; This exiting surface comprises that the parallel and compartment of terrain of a plurality of linear stereo-units is disposed on this exiting surface;
One reflecting surface; This reflecting surface and this exiting surface oppose each other;
One first incidence surface; This first incidence surface is between this exiting surface and this reflecting surface, and this first light source is luminous towards this first incidence surface;
A plurality of first micro-structural site crowds; These a plurality of first micro-structural site crowds are positioned at those linear stereo-units respectively fully corresponding to one of this reflecting surface upright projection position; Each those first micro-structurals site crowd is made up of a plurality of first sites; Those first sites comprise the multiple first brightness variation, and one of them is being directly proportional apart from size along with those first sites and this first incidence surface to those first brightness variations at least; And
One second micro-structural site crowd; This second micro-structural site crowd is positioned on this reflecting surface other zone except those first micro-structurals site crowd; This second micro-structural site crowd is made up of a plurality of second sites; Those second sites comprise the multiple second brightness variation; At least one of them is that those first sites of this first micro-structural site crowd are different from those second sites of this second micro-structural site crowd along with being directly proportional apart from size of those second sites and this first incidence surface to those second brightness variations.
Compared with prior art, the invention has the beneficial effects as follows: can improve the unexpected linear bright rays of LGP exiting surface, the emitting brightness of homogenising LGP exiting surface.
Description of drawings
1A figure illustrates light emitting module of the present invention in the following side view of an embodiment.
1B figure illustrates the vertical view of the light emitting module of 1A figure.
1C figure illustrates the upward view of the light emitting module of 1A figure.
2A figure illustrates 1C figure to change following profile along the 2-2 hatching in one.
2B figure illustrates 1C figure to change following profile along the 2-2 hatching in another.
2C figure illustrates 1C to scheme along the 2-2 hatching in the following profile of another variation.
3A figure illustrates 1C figure to change following profile along the 3-3 hatching in one.
3B figure illustrates 1C figure to change following profile along the 3-3 hatching in another.
3C figure illustrates 1C to scheme along the 3-3 hatching in the following profile of another variation.
4A figure illustrates 1C figure to change following profile along the 4-4 hatching in one.
4B figure illustrates 1C figure to change following profile along the 4-4 hatching in another.
4C figure illustrates 1C to scheme along the 4-4 hatching in the following profile of another variation.
5A figure illustrates light emitting module of the present invention in the following side view of another embodiment.
5B figure illustrates the vertical view of the light emitting module of 5A figure.
5C figure illustrates the upward view of the light emitting module of 5A figure.
6A figure illustrates 5C figure to change following profile along the 6-6 hatching in one.
6B figure illustrates 5C figure to change following profile along the 6-6 hatching in another.
6C figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation.
6D figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation.
6E figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation.
6F figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation.
7A figure illustrates light emitting module of the present invention in the following side view of another embodiment.
7B figure illustrates the vertical view of the light emitting module of 7A figure.
7C figure illustrates the upward view of the light emitting module of 7A figure.
8A figure illustrates 7C figure to change following profile along the 8-8 hatching in one.
8B figure illustrates 7C figure to change following profile along the 8-8 hatching in another.
8C figure illustrates 7C to scheme along the 8-8 hatching in the following profile of another variation.
8D figure illustrates 7C to scheme along the 8-8 hatching in the following profile of another variation.
8E figure illustrates 7C to scheme along the 8-8 hatching in the following profile of another variation.
8F figure illustrates 7C to scheme along the 8-8 hatching in the following profile of another variation.
The 9th figure illustrates light emitting module of the present invention in the following upward view of an embodiment again.
10A Tu-10D figure illustrates and plants external form more than the linear stereo-unit of light emitting module of the present invention and change sketch map.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is described in further detail:
A kind of light emitting module provided by the present invention comprises one first light source and a LGP.LGP comprises one first incidence surface, an exiting surface, a reflecting surface, a plurality of first micro-structural site crowd and one second micro-structural site crowd.Exiting surface comprises the parallel and compartment of terrain of a plurality of linear stereo-units and is disposed on the exiting surface.Reflecting surface and exiting surface oppose each other.First incidence surface is between exiting surface and reflecting surface, and first light source is luminous towards first incidence surface.The first micro-structural site crowd is positioned at linear stereo-unit respectively fully corresponding to one of reflecting surface upright projection position.Each first micro-structural site crowd is made up of a plurality of first sites, and first site comprises the multiple first brightness variation, and one of them is being directly proportional apart from size along with first site and first incidence surface to the first brightness variation at least.The second micro-structural site crowd is positioned on the reflecting surface other zone except the first micro-structural site crowd.The second micro-structural site crowd is made up of a plurality of second sites, and second site comprises the multiple second brightness variation, and one of them is being directly proportional apart from size along with second site and first incidence surface to the second brightness variation at least.The first micro-structural site crowd's first site is different from the second micro-structural site crowd's second site.
Shown in please scheming to 1C with reference to 1A figure, 1A figure illustrates light emitting module 100 of the present invention in the following side view of an embodiment; 1B figure illustrates the vertical view of the light emitting module 100 of 1A figure; And 1C figure illustrates the upward view of the light emitting module 100 of 1A figure.
Among one of the present invention embodiment, light emitting module 100 comprises one first light source 200 and a LGP 300.First light source 200 for example is light-emitting diode light bar (LED light bar), comprises a plurality of light-emitting diode component (not shown).LGP 300 comprises one of a mutual opposition exiting surface 320 and a reflecting surface 330 (1A figure); And around 330 more than sides of its exiting surface 320 and reflecting surface; Wherein the area of arbitrary side is less than the area of exiting surface 320 or reflecting surface 330, and between exiting surface 320 and reflecting surface 330.Wherein a side can be used as one first incidence surface 310, so that first light source 200 is disposed at one of first incidence surface 310 side, and can supply towards first incidence surface 310 luminous.Parallel and compartment of terrain disposes a plurality of linear stereo-units 321 on the exiting surface 320.Linear stereo-unit 321 is to be chase in this embodiment, yet the present invention does not limit linear stereo-unit in this embodiment be raised line or chase.
Linear stereo-unit 321 has a normal throw V, and promptly the vertical maximum height of raised line or chase vertically spends the most deeply.Major axis trend (X-direction) that one of this a little linear stereo-unit 321 is common is orthogonal with the major axis trend (Y direction) of this first incidence surface 310, and one of each linear stereo-unit 321 normal throw V is all consistent.
LGP 300 more comprises a plurality of first micro-structural site crowds 400 and one second micro-structural site crowd 500 (1C figure).These a little first micro-structural site crowds 400 are dispersed throughout these a little linear stereo-units 321 respectively fully corresponding in one of reflecting surface 330 upright projection position 330P.Each first micro-structural site crowd 400 is made up of 410 of a plurality of first sites.These a little first sites 410 have the multiple first brightness variation, and the brightness variation means can influence the factor of reflection ray in the brightness of reflecting surface 330.One of them is being directly proportional apart from size along with first site 410 and first incidence surface 310 for these a little first brightness variations; Meaning promptly; The distance of first site 410 and first incidence surface 310 is big more, and the value of this first brightness variation is big more, can supply the brightness of reflection ray big more.The kind of the first brightness variation for example comprises this distribution density, the degree of depth and the bore of a little first sites 410 on reflecting surface 330.
Please with reference to shown in the 2A figure, 2A figure illustrates 1C figure to change following profile along the 2-2 hatching in one.
The distribution density that these a little first sites 410 are demonstrated on reflecting surface 330 is along with being directly proportional apart from size of first site 410 and first incidence surface 310, meaning promptly, the distance of first site 410 and first incidence surface 310 is big more, the value of this distribution density is big more.
For example among the 2A figure; Near between wherein two first sites 410 of first incidence surface 310 apart from D1 greater than away between wherein two first sites 410 of first incidence surface 310 apart from D2, and this spacing D2 greater than further between wherein two first sites 410 of first incidence surface 310 apart from D3.
Please with reference to 2B figure, 2B figure illustrates 1C figure along the profile of 2-2 hatching under another changes.
The degree of depth that these a little first sites 410 are demonstrated on reflecting surface 330 system anticipates promptly along with first site 410 and first incidence surface 310 is directly proportional apart from size, and the distance of first site 410 and first incidence surface 310 is big more, and the value of this degree of depth is big more.
For example among the 2B figure; Near the depth H 1 of one of first incidence surface 310 first site 410 less than away from the depth H 2 of one of them first site 410 of first incidence surface 310, and this depth H 2 is less than the depth H 3 further from one of them first site 410 of first incidence surface 310.
Please with reference to shown in the 2C figure, 2C figure illustrates 1C to scheme along the 2-2 hatching in the following profile of another variation.
The bore that these a little first sites 410 are demonstrated on reflecting surface 330 is along with being directly proportional apart from size of first site 410 and first incidence surface 310, meaning promptly, the distance of first site 410 and first incidence surface 310 is big more, the value of this bore is big more.
For example among the 2C figure; Near the width W 1 of one of first incidence surface 310 first site 410 less than away from the width W 2 of one of them first site 410 of first incidence surface 310, and this width W 2 is less than the width W 3 further from one of them first site 410 of first incidence surface 310.
Again please with reference to 1A figure to shown in the 1C figure, the second micro-structural site crowd 500 is positioned on the reflecting surface 330 other zone except these a little first micro-structural site crowds 400.The second micro-structural site crowd 500 is made up of 510 of a plurality of second sites.These a little second sites 510 have the multiple second brightness variation, and the brightness variation means can influence the factor of reflection ray in the brightness of reflecting surface 330.One of them is being directly proportional apart from size along with second site 510 and first incidence surface 310 for these a little second brightness variations; Meaning promptly; The distance of second site 510 and first incidence surface 310 is big more, and the value of this second brightness variation is big more, can supply the brightness of reflection ray big more.The kind of the second brightness variation for example comprises this distribution density, the degree of depth and the bore of a little second sites 510 on reflecting surface 330.
Please with reference to shown in the 3A figure, 3A figure illustrates 1C figure to change following profile along the 3-3 hatching in one.
The distribution density that these a little second sites 510 are demonstrated on reflecting surface 330 is along with being directly proportional apart from size of second site 510 and first incidence surface 310, meaning promptly, the distance of second site 510 and first incidence surface 310 is big more, the value of this distribution density is big more.
For example among the 3A figure; Near between wherein two second sites 510 of first incidence surface 310 apart from D4 greater than away between wherein two second sites 510 of first incidence surface 310 apart from D5, and this spacing D5 greater than further between wherein two second sites 510 of first incidence surface 310 apart from D6.
Please with reference to shown in the 3B figure, 3B figure illustrates 1C figure to change following profile along the 3-3 hatching in another.
The degree of depth that these a little second sites 510 are demonstrated on reflecting surface 330 is along with being directly proportional apart from size of second site 510 and first incidence surface 310, meaning promptly, the distance of second site 510 and first incidence surface 310 is big more, the value of this degree of depth is big more.(3B figure).
For example among the 3B figure; Near the depth H 4 of one of first incidence surface 310 second site 510 less than away from the depth H 5 of one of them second site 510 of first incidence surface 310, and this depth H 5 is less than the depth H 6 further from one of them second site 510 of first incidence surface 310.
Please with reference to shown in the 3C figure, 3C figure illustrates 1C to scheme along the 3-3 hatching in the following profile of another variation.
The bore that these a little second sites 510 are demonstrated on reflecting surface 330 is along with being directly proportional apart from size of second site 510 and first incidence surface 310, meaning promptly, the distance of second site 510 and first incidence surface 310 is big more, the value of this bore is big more.
For example among the 3C figure; Near the width W 4 of one of first incidence surface 310 second site 510 less than away from the width W 5 of one of them second site 510 of first incidence surface 310, and this width W 5 is less than the width W 6 further from one of them second site 510 of first incidence surface 310.
In addition; The first micro-structural site crowd's 400 first site 410 is different from the second micro-structural site crowd's 500 second site 510; Meaning promptly, the first brightness variation of the first micro-structural site crowd's 400 first site 410 is different from the second brightness variation of correspondence of the second micro-structural site crowd's 500 second site 510.
Specifically; Distribution density, the degree of depth and the bore that these a little first sites 410 are demonstrated on reflecting surface 330 be the distribution density, the degree of depth and the bore that on reflecting surface 330, are demonstrated of one of them a little therewith second site 510 one of them difference at least at least, like following combination:
The distribution density of these a little first sites 410 of (1) first micro-structural site crowd 400 is different from the distribution density (relatively 2A figure and 3A figure) of these a little second sites 510 of the second micro-structural site crowd 500; And/or
The degree of depth of these a little first sites 410 of (2) first micro-structural site crowds 400 is different from the degree of depth (relatively 2B figure and 3B figure) of these a little second sites 510 of the second micro-structural site crowd 500, and/or
The bore of these a little first sites 410 of (3) first micro-structural site crowds 400 is different from the bore (relatively 2C figure and 3C figure) of these a little second sites 510 of the second micro-structural site crowd 500.
So, the present invention just can improve the linear bright rays of LGP 300 exiting surfaces 320 non-expections, the emitting brightness of homogenising LGP 300 exiting surfaces 320.
Please scheme to shown in the 4C figure with reference to 1B figure and 4A again, 4A figure illustrates 1C figure to change following profile along the 4-4 hatching in one; 4B figure illustrates 1C figure to change following profile along the 4-4 hatching in another; And 4C figure illustrates 1C to scheme along the 4-4 hatching in the following profile of another variation.
(1) has in all first sites 410 and second site 510 of same distance with first incidence surface 310 on the reflecting surface 330; The distribution density of these a little first sites 410 is less than the distribution density (4A figure) of these a little second sites 510; For example among the 4A figure, wherein between two first sites 410 apart from D7 greater than wherein between two second sites 510 apart from D8; And/or
(2) have in all first sites 410 and second site 510 of same distance with first incidence surface 310 on the reflecting surface 330; The degree of depth of these a little first sites 410 is less than the degree of depth (1A figure, 4B figure) of these a little second sites 510; For example among the 4B figure, the depth H 7 of one of them first site 410 is less than the depth H 8 of one of them second site 510; And/or
(3) have in all first sites 410 and second site 510 of same distance with first incidence surface 310 on the reflecting surface 330; The bore of these a little first sites 410 is less than the bore (4C figure) of these a little second sites 510; For example among the 4C figure, the width W 7 of one of them first site 410 is less than the width W 8 of one of them second site 510.
Shown in please scheming to 5C with reference to 5A figure, 5A figure illustrates light emitting module 101 of the present invention in the following side view of another embodiment; 5B figure illustrates the vertical view of the light emitting module 101 of 5A figure; And 5C figure illustrates the upward view of the light emitting module 101 of 5A figure.
Among another embodiment, light emitting module 101 comprises one first light source 200 and a LGP 300.First light source 200 for example is light-emitting diode light bar (LED light bar), comprises a plurality of light-emitting diode component (not shown).LGP 300 comprises one of a mutual opposition exiting surface 320 and a reflecting surface 330; And around 330 more than sides of its exiting surface 320 and reflecting surface; Wherein the area of arbitrary side is less than the area of exiting surface 320 or reflecting surface 330, and between exiting surface 320 and reflecting surface 330.Wherein a side can be used as one first incidence surface 310, so that first light source 200 is disposed at one of first incidence surface 310 side, and can supply towards first incidence surface 310 luminous.Parallel and compartment of terrain disposes a plurality of linear stereo-units 322 on the exiting surface 320.Linear stereo-unit 322 is not limit or chase.Linear stereo-unit 322 is to be raised line in this embodiment, yet the present invention does not limit linear stereo-unit 322 to be raised line or chase in this embodiment.
Linear stereo-unit 322 has a normal throw V, and promptly the vertical maximum height of raised line or chase vertically spends the most deeply.Major axis trend (Y direction) that one of this a little linear stereo-unit 322 is common parallels with the major axis trend (Y direction) of this first incidence surface 310; And one of each linear stereo-unit 322 normal throw V does not need only for unanimity; It changes also can be along with itself and being directly proportional apart from size of first incidence surface 310; Promptly more away from the linear stereo-unit 322 of first incidence surface 310, its normal throw V is big more for meaning.
The kind of the first brightness variation for example comprises this distribution density, the degree of depth and the bore of a little first sites 410 on reflecting surface 330.
The second micro-structural site crowd 500 is positioned on the reflecting surface 330 other zone except these a little first micro-structural site crowds 400.The second micro-structural site crowd 500 is made up of 510 of a plurality of second sites.These a little second sites 510 have the multiple second brightness variation, and the brightness variation means can influence the factor of reflection ray in the brightness of reflecting surface 330.One of them is being directly proportional apart from size along with second site 510 and first incidence surface 310 for these a little second brightness variations; Meaning promptly; The distance of second site 510 and first incidence surface 310 is big more, and the value of this second brightness variation is big more, can supply the brightness of reflection ray big more.The kind of the second brightness variation for example comprises this distribution density, the degree of depth and the bore of a little second sites 510 on reflecting surface 330.
Shown in please scheming to 6C with reference to 6A figure, 6A figure illustrates 5C figure to change following profile along the 6-6 hatching in one; 6B figure illustrates 5C figure to change following profile along the 6-6 hatching in another; And 6C figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation.
Among this another embodiment, when the major axis trend (Y direction) of one of the common major axis trend (Y direction) of this a little linear stereo-unit 322 with first incidence surface 310 is parallel to each other, and one of each linear stereo-unit 322 normal throw V has following variation when all consistent:
(1) distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other; And the distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is less than the distribution density (6A figure) of these a little second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 position, two opposite sides; For example among the 6A figure; One of each linear stereo-unit 322 normal throw V is all consistent, and wherein between two first sites 410 apart from D9 greater than between wherein two second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side apart from D10; And/or
(2) degree of depth of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the degree of depth of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the degree of depth (6B figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides.For example among the 6B figure; One of each linear stereo-unit 322 normal throw V is all consistent, and the depth H 9 of one of them first site 410 is less than the depth H 10 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side; And/or
(3) bore of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the bore of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the bore (6C figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides.For example among the 6C figure; One of each linear stereo-unit 322 normal throw V is all consistent, and the width W 9 of one of them first site 410 is less than the width W 10 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side.
Shown in please scheming to 6F with reference to 6D figure, 6D figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation; 6E figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation; And 6F figure illustrates 5C to scheme along the 6-6 hatching in the following profile of another variation.
Among this another embodiment; When the major axis trend (Y direction) of one of the common major axis trend (Y direction) of this a little linear stereo-unit 322 with first incidence surface 310 is parallel to each other; And the variation of the normal throw V of each linear stereo-unit 322 during with being directly proportional apart from size of first incidence surface 310, has following variation along with it:
(1) distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other; And the distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is less than the distribution density (6D figure) of these a little second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 position, two opposite sides; For example among the 6D figure; The normal throw V1-V3 of each linear stereo-unit 322 is along with away from first incidence surface 310; Its value bigger (be V1＜V2＜V3), and wherein between two first sites 410 apart from D11 less than between wherein two second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side apart from D12; And/or
(2) degree of depth of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other; And the degree of depth of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the degree of depth (6E figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides; For example among the 6E figure; The normal throw V1-V3 of each linear stereo-unit 322 is along with away from first incidence surface 310; Its value is bigger (be V1＜V2＜V3), and the depth H 11 of one of them first site 410 is less than the depth H 12 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side; And/or
(3) bore of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the bore of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the bore (6F figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides.For example among the 6F figure; The normal throw V1-V3 of each linear stereo-unit 322 is along with away from first incidence surface 310; Its value is bigger (be V1＜V2＜V3), and the width W 11 of one of them first site 410 is less than the width W 12 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side.
Shown in please scheming to 7C with reference to 7A figure, 7A figure illustrates light emitting module 102 of the present invention in the following side view of another embodiment; 7B figure illustrates the vertical view of the light emitting module 102 of 7A figure; And 7C figure illustrates the upward view of the light emitting module 102 of 7A figure.
Among the another embodiment, light emitting module 102 comprises a LGP 300, one first light source 210 and a secondary light source 220.First light source 210 for example is light-emitting diode light bar (LEDlight bar) with secondary light source 220, comprises a plurality of light-emitting diode component (not shown).LGP 300 comprises one of a mutual opposition exiting surface 320 and a reflecting surface 330; And around 330 more than sides of its exiting surface 320 and reflecting surface; Wherein the area of arbitrary side is less than the area of exiting surface 320 or reflecting surface 330, and between exiting surface 320 and reflecting surface 330 (7A figure).Wherein the limit, two opposite sides can be used as one first incidence surface 311 and second incidence surface 312.It is other that first light source 210 is disposed at one of first incidence surface 310, and can supply towards first incidence surface 311 luminous.It is other that secondary light source 220 is disposed at one of second incidence surface 312, and can supply towards second incidence surface 312 luminous.Parallel and compartment of terrain disposes a plurality of linear stereo-units 321 on the exiting surface 320.Linear stereo-unit 321 is to be chase in this embodiment, yet the present invention does not limit linear stereo-unit in this embodiment be raised line or chase.
Linear stereo-unit 321 has a normal throw V, and promptly the vertical maximum height of raised line or chase vertically spends the most deeply.Major axis trend (Y direction) that one of this a little linear stereo-unit 321 is common parallels with the major axis trend (Y direction) of first incidence surface 311, second incidence surface 312; And one of each linear stereo-unit 321 normal throw V does not need only for unanimity; It changes also and can be successively decreased gradually towards the direction of first incidence surface 311 and second incidence surface 312 respectively by one of exiting surface 320 middle position C; Meaning is promptly more near the linear stereo-unit 321 of first incidence surface 311 and second incidence surface 312, and V is more little for its normal throw.
LGP 300 more comprises a plurality of first micro-structural site crowds 400 and one second micro-structural site crowd 500 (5C figure).These a little first micro-structural site crowds 400 are dispersed throughout these a little linear stereo-units 321 respectively fully corresponding in one of reflecting surface 330 upright projection position 330P.Each first micro-structural site crowd 400 is made up of 410 of a plurality of first sites.These a little first sites 410 have the multiple first brightness variation, and the brightness variation means can influence the factor of reflection ray in the brightness of reflecting surface 330.Along with first site 410 of getting over away from first incidence surface 311 and second incidence surface 312; Its first brightness variation one of them value at least is big more, meaning promptly, more near first site 410 of the center point P between first incidence surface 311 and second incidence surface 312 on the reflecting surface 330; The value of its first brightness variation is big more; Can supply the brightness of reflection ray big more, otherwise, more near first site 410 of first incidence surface 311 or second incidence surface 312; The value of its first brightness variation is more little, can supply the brightness of reflection ray more little.The kind of the first brightness variation for example comprises this distribution density, the degree of depth and the bore of a little first sites 410 on reflecting surface 330.
The second micro-structural site crowd 500 is positioned on the reflecting surface 330 other zone except these a little first micro-structural site crowds 400.The second micro-structural site crowd 500 is made up of 510 of a plurality of second sites.These a little second sites 510 have the multiple second brightness variation, and the brightness variation means can influence the factor of reflection ray in the brightness of reflecting surface 330.Get over second site 510 away from first incidence surface 311 and second incidence surface 312; Its second brightness variation one of them value at least is big more, meaning promptly, more near second site 510 of the center point P between first incidence surface 311 and second incidence surface 312 on the reflecting surface 330; The value of its second brightness variation is big more; Can supply the brightness of reflection ray big more, otherwise, more near second site 510 of first incidence surface 311 or second incidence surface 312; The value of its second brightness variation is more little, can supply the brightness of reflection ray more little.The kind of the second brightness variation for example comprises this distribution density, the degree of depth and the bore of a little second sites 510 on reflecting surface 330.
Shown in please scheming to 8C with reference to 8A figure, 8A figure illustrates 7C figure to change following profile along the 8-8 hatching in one; 8B figure illustrates 7C figure to change following profile along the 8-8 hatching in another; And 8C figure illustrates 7C to scheme along the 8-8 hatching in the following profile of another variation.
During this changed, when the major axis trend (Y direction) of one of the common major axis trend (Y direction) of this a little linear stereo-unit 321 with first incidence surface 311 is parallel to each other, and the normal throw V of each linear stereo-unit 321 had following variation when all consistent:
(1) distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is less than the distribution density (8A figure) of these a little second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 position, two opposite sides.For example among the 8A figure; One of each linear stereo-unit 321 normal throw V is all consistent, and wherein between two first sites 410 apart from D13 greater than between wherein two second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side apart from D14; And/or
(2) degree of depth of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the degree of depth of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the degree of depth (8B figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides.For example among the 8B figure; One of each linear stereo-unit 321 normal throw V is all consistent, and the depth H 13 of one of them first site 410 is less than the depth H 14 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side; And/or
(3) bore of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the bore of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the bore (8C figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides.
For example among the 8C figure; One of each linear stereo-unit 321 normal throw V is all consistent, and the width W 13 of one of them first site 410 is less than the width W 14 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side.
Shown in please scheming to 8F with reference to 8D figure, 8D figure illustrates 7C figure to change following profile along the 8-8 hatching in one; 8E figure illustrates 7C figure to change following profile along the 8-8 hatching in another; And 8F figure illustrates 7C to scheme along the 8-8 hatching in the following profile of another variation.
During this changes; When the major axis trend (Y direction) of one of the common major axis trend (Y direction) of this a little linear stereo-unit 321 with first incidence surface 311 is parallel to each other; And when the variation of the normal throw V of each linear stereo-unit 321 is successively decreased towards the direction of first incidence surface 311 and second incidence surface 312 respectively by the middle position C of exiting surface 320 gradually, have following variation:
(1) distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the distribution density of all first sites 410 in arbitrary first micro-structural site crowd 400 is less than the distribution density (8D figure) of these a little second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 position, two opposite sides; For example among the 8D figure; The normal throw V1 of the linear stereo-unit 321 of centre is maximum; The normal throw V2 of the linear stereo-unit 321 in this linear stereo-unit 321 both sides is less than the normal throw V1 of the linear stereo-unit 321 of centre, and wherein between two first sites 410 apart from D15 greater than between wherein two second sites 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side apart from D16; And/or
(2) degree of depth of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the degree of depth of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the degree of depth (8E figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides; For example among the 8E figure; The normal throw V1 of the linear stereo-unit 321 of centre is maximum; The normal throw V2 of the linear stereo-unit 321 in these linear stereo-unit 321 both sides is less than the normal throw V1 of the linear stereo-unit 321 of centre, and the depth H 15 of one of them first site 410 is less than the depth H 16 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side; And/or
(3) bore of all first sites 410 in arbitrary first micro-structural site crowd 400 is consistent each other, and the bore of these a little first sites 410 of arbitrary first micro-structural site crowd 400 is less than the bore (8F figure) of these a little second sites 510 of the second micro-structural site crowd 500 of the first micro-structural site crowd's 400 position, two opposite sides.For example among the 8F figure; The normal throw V1 of the linear stereo-unit 321 of centre is maximum; The normal throw V2 of the linear stereo-unit 321 in these linear stereo-unit 321 both sides is less than the normal throw V1 of the linear stereo-unit 321 of centre, and the width W 15 of one of them first site 410 is less than the width W 16 of one of them second site 510 of the second micro-structural site crowd 500 of this first micro-structural site crowd 400 adjacent side.
Please with reference to shown in the 9th figure, the 9th figure illustrates the upward view of light emitting module 103 of the present invention under an embodiment again.
Among the another embodiment, light emitting module 103 comprises a LGP 300, one first light source 211, a secondary light source 221, one the 3rd light source 231 and the 4th light source 241.First light source 211, a secondary light source 221, one the 3rd light source 231 and the 4th light source 241 for example are light-emitting diode light bar (LED lightbar), comprise a plurality of light-emitting diode component (not shown).
Parallel and compartment of terrain disposes a plurality of linear stereo-units 321 (with reference to 7C figure) on the exiting surface 320.Linear stereo-unit 321 is to be chase in this embodiment, yet it is raised line or chase that the present invention does not limit linear stereo-unit in this embodiment.Major axis trend (Y direction) that one of this a little linear stereo-unit 321 is common is orthogonal with the major axis trend (X-direction) of first incidence surface 311, second incidence surface 312, and is parallel with one of the 3rd incidence surface 313, the 4th incidence surface 314 major axis trend (Y direction).
More away from first incidence surface 311 and second incidence surface 312, the value of this first brightness variation is big more, can supply the brightness of reflection ray big more simultaneously in first site 410.The kind of the first brightness variation for example comprises this distribution density, the degree of depth and the bore of a little first sites 410 on reflecting surface 330.
The second micro-structural site crowd 500 is positioned on the reflecting surface 330 other zone except these a little first micro-structural site crowds 400.The second micro-structural site crowd 500 is made up of 510 of a plurality of second sites.These a little second sites 510 have the multiple second brightness variation, and the brightness variation means can influence the factor of reflection ray in the brightness of reflecting surface 330.
The second brightness variation that one of is arranged on this reflecting surface 330 those second sites 510 of center among the second micro-structural site crowd 500 is the second brightness variation greater than those second sites 510 of contiguous first incidence surface 311 of the second micro-structural site crowd 500, second incidence surface 312, the 3rd incidence surface 313 or the 4th incidence surface 314.Meaning promptly; Near second site 510 of the center point P on the reflecting surface 330, the value of its first brightness variation is big more more, can supply the brightness of reflection ray big more; Otherwise; Near second site 510 of first incidence surface 311, second incidence surface 312, the 3rd incidence surface 313 or the 4th incidence surface 314, the value of this second brightness variation is more little, can supply the brightness of reflection ray more little more.The kind of the second brightness variation for example comprises this distribution density, the degree of depth and the bore of a little second sites 510 on reflecting surface 330.
See also again shown in 4A figure, 5A figure and 10A Tu-10D figure, 10A Tu-10D figure illustrates and plants external form more than the linear stereo-unit of light emitting module 100,101,102 of the present invention or 103 and change sketch map.
These a little linear stereo-units 322 are divided into the linear stereo-unit 321 (4A figure) of linear stereo-unit 322 of protrusion (5A figure) and depression.Protrude linear stereo-unit and for example can be a V-type raised line 322 (5A figure) or U type raised line 323C (10C figure), yet, the invention is not restricted to this.The linear stereo-unit of depression for example can a V-type chase 321 (4A figure) or U type chase 323D (10D figure), yet, the invention is not restricted to this.
In addition, see also again shown in the 10A figure, two opposed inner walls of V-type chase 323A are convex arc shaped, or, see also again shown in the 10B figure, the another kind of external form of the linear stereo-unit 323A of the present invention, for example the two opposite side walls of V-type raised line 323B is concave arc shape.
What need definition is:
(1) distribution density that on reflecting surface, demonstrated of these a little first sites (or second site); Mean that following of unit are has the site density degree each other of equal number; When this a little first sites (or second site) distribution density on reflecting surface big more; These a little first sites (or second site) are crowded more each other, and distance to each other is more little; Otherwise when this a little first sites (or second site) distribution density on reflecting surface is more little, these a little first sites (or second site) are become estranged each other more, and distance to each other is big more.
(2) degree of depth that on reflecting surface, demonstrated of these a little first sites (or second site), be meant these a little first sites (or second site) from the reflecting surface surface vertical range towards its recessed farthest/salient point.
(3) bore that on reflecting surface, demonstrated of these a little first sites (or second site) is meant the diameter of these a little first sites (or second site) on the reflecting surface surface.
(4) in addition, above-mentioned first site or second site can be invaginated type or convex shape.
(5) middle position of above-mentioned exiting surface is meant one of vertical with long axis direction center line on the exiting surface, and this center line is consistent with the distance of second incidence surface to first incidence surface respectively.
(6) central point of above-mentioned exiting surface is meant the central point that can form a maximum circular area on the exiting surface, approximately for this reason one of LGP center of gravity.
The present invention discloses among each embodiment as above; Be not in order to limiting the present invention, anyly have the knack of this skill, in spirit that does not break away from the present invention and scope; When can doing various changes and retouching, so the present invention's protection domain is when looking being as the criterion that the accompanying Claim protection domain defined.
Claims (24)
1. a light emitting module comprises: one first light source; An and LGP; It is characterized in that: described LGP comprises:
One exiting surface; This exiting surface comprises that the parallel and compartment of terrain of a plurality of linear stereo-units is disposed on this exiting surface;
One reflecting surface; This reflecting surface and this exiting surface oppose each other;
One first incidence surface; This first incidence surface is between this exiting surface and this reflecting surface, and this first light source is luminous towards this first incidence surface;
A plurality of first micro-structural site crowds; These a plurality of first micro-structural site crowds are positioned at those linear stereo-units respectively fully corresponding to one of this reflecting surface upright projection position; Each those first micro-structurals site crowd is made up of a plurality of first sites; Those first sites comprise the multiple first brightness variation, and one of them is being directly proportional apart from size along with those first sites and this first incidence surface to those first brightness variations at least; And
One second micro-structural site crowd; This second micro-structural site crowd is positioned on this reflecting surface other zone except those first micro-structurals site crowd; This second micro-structural site crowd is made up of a plurality of second sites; Those second sites comprise the multiple second brightness variation; At least one of them is that those first sites of this first micro-structural site crowd are different from those second sites of this second micro-structural site crowd along with being directly proportional apart from size of those second sites and this first incidence surface to those second brightness variations.
2. light emitting module according to claim 1 is characterized in that: each those linear stereo-unit has a normal throw, and those first brightness variations comprise distribution density, the degree of depth and the bore of those first sites on this reflecting surface; Those second brightness variations comprise distribution density, the degree of depth and the bore of those second sites on this reflecting surface; The degree of depth of those first sites that the distribution density of those first sites of this first micro-structural site crowd is different from distribution density, this first micro-structural site crowd of those second sites of this second micro-structural site crowd is different from the degree of depth of those second sites of this second micro-structural site crowd; Perhaps, the bore of those first sites of this first micro-structural site crowd is different from the bore of those second sites of this second micro-structural site crowd.
3. light emitting module according to claim 2 is characterized in that: major axis trend that one of those linear stereo-units are common is orthogonal with the major axis trend of this first incidence surface, and this normal throw of each those linear stereo-unit is all consistent; Have in those first sites and those second sites of same distance with this first incidence surface, the distribution density of those first sites is less than the distribution density of those second sites.
4. light emitting module according to claim 2 is characterized in that: major axis trend that one of those linear stereo-units are common is orthogonal with the major axis trend of this first incidence surface, and this normal throw of each those linear stereo-unit is all consistent; Have in those first sites and those second sites of same distance with this first incidence surface, the degree of depth of those first sites is less than the degree of depth of those second sites.
5. light emitting module according to claim 2 is characterized in that: major axis trend that one of those linear stereo-units are common is orthogonal with the major axis trend of this first incidence surface, and this normal throw of each those linear stereo-unit is all consistent; Have in those first sites and those second sites of same distance with this first incidence surface, the bore of those first sites is less than the bore of those second sites.
6. light emitting module according to claim 2; It is characterized in that: major axis trend that one of those linear stereo-units are common parallels with the major axis trend of this first incidence surface; And this normal throw of each those linear stereo-unit is all consistent; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the distribution density of those first sites of arbitrary those first micro-structurals site crowd is less than the distribution density of those second sites of this first micro-structural site crowd's position, two opposite sides.
7. light emitting module according to claim 2; It is characterized in that: major axis trend that one of those linear stereo-units are common parallels with the major axis trend of this first incidence surface; And this normal throw of each those linear stereo-unit is all consistent; The degree of depth of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the degree of depth of those first sites of arbitrary those first micro-structurals site crowd is less than the degree of depth of those second sites of this first micro-structural site crowd's position, two opposite sides.
8. light emitting module according to claim 2; It is characterized in that: major axis trend that one of those linear stereo-units are common parallels with the major axis trend of this first incidence surface; And this normal throw of each those linear stereo-unit is all consistent; The bore of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the bore of those first sites of arbitrary those first micro-structurals site crowd is less than the bore of those second sites of this first micro-structural site crowd's position, two opposite sides.
9. light emitting module according to claim 2; It is characterized in that: major axis trend that one of those linear stereo-units are common parallels with the major axis trend of this first incidence surface; And the variation of the normal throw of those linear stereo-units system is along with itself and being directly proportional apart from size of this first incidence surface; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the distribution density of those first sites of arbitrary those first micro-structurals site crowd is less than the distribution density of those second sites of this first micro-structural site crowd's position, two opposite sides.
10. light emitting module according to claim 2; It is characterized in that: major axis trend that one of those linear stereo-units are common parallels with the major axis trend of this first incidence surface; And the variation of the normal throw of those linear stereo-units system is along with itself and being directly proportional apart from size of this first incidence surface; The degree of depth of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the degree of depth of those first sites of arbitrary those first micro-structurals site crowd is less than the degree of depth of those second sites of this first micro-structural site crowd's position, two opposite sides.
11. light emitting module according to claim 2; It is characterized in that: major axis trend that one of those linear stereo-units are common parallels with the major axis trend of this first incidence surface; And the variation of the normal throw of those linear stereo-units system is along with itself and being directly proportional apart from size of this first incidence surface; The bore of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the bore of those first sites of arbitrary those first micro-structurals site crowd is less than the bore of those second sites of this first micro-structural site crowd's position, two opposite sides.
12. light emitting module according to claim 2 is characterized in that: more comprise a secondary light source, and this LGP more comprises one second incidence surface, this second incidence surface this first incidence surface relatively wherein, and this secondary light source is luminous towards this second incidence surface.
13. light emitting module according to claim 12; It is characterized in that: major axis trend that one of those linear stereo-units are common is parallel to each other with the major axis trend of this first incidence surface and this second incidence surface; And this normal throw of each those linear stereo-unit is all consistent; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the distribution density of those first sites of arbitrary those first micro-structurals site crowd is less than the distribution density of those second sites of this first micro-structural site crowd's position, two opposite sides.
14. light emitting module according to claim 12; It is characterized in that: major axis trend that one of those linear stereo-units are common is parallel to each other with the major axis trend of this first incidence surface and this second incidence surface; And this normal throw of each those linear stereo-unit is all consistent; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the degree of depth of those first sites of arbitrary those first micro-structurals site crowd is less than the degree of depth of those second sites of this first micro-structural site crowd's position, two opposite sides.
15. light emitting module according to claim 12; It is characterized in that: major axis trend that one of those linear stereo-units are common is parallel to each other with the major axis trend of this first incidence surface and this second incidence surface; And this normal throw of each those linear stereo-unit is all consistent; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the bore of those first sites of arbitrary those first micro-structurals site crowd is less than the bore of those second sites of this first micro-structural site crowd's position, two opposite sides.
16. light emitting module according to claim 12; It is characterized in that: major axis trend that one of those linear stereo-units are common is moved towards to parallel with the major axis of this first incidence surface with this second incidence surface; And the variation of the normal throw of those linear stereo-units is that the middle position by this exiting surface successively decreases towards the direction of this first incidence surface and this second incidence surface respectively gradually; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the distribution density of those first sites of arbitrary those first micro-structurals site crowd is less than the distribution density of those second sites of this first micro-structural site crowd's position, two opposite sides.
17. light emitting module according to claim 12; It is characterized in that: major axis trend that one of those linear stereo-units are common is moved towards to parallel with the major axis of this first incidence surface with this second incidence surface; And the variation of the normal throw of those linear stereo-units is that the middle position by this exiting surface successively decreases towards the direction of this first incidence surface and this second incidence surface respectively gradually; The distribution density of those first sites of arbitrary those first micro-structurals site crowd is consistent each other, and the degree of depth of those first sites of arbitrary those first micro-structurals site crowd is less than the degree of depth of those second sites of this first micro-structural site crowd's position, two opposite sides.
18. light emitting module according to claim 12; It is characterized in that: major axis trend that one of those linear stereo-units are common is moved towards to parallel with the major axis of this first incidence surface with this second incidence surface; And the variation of the normal throw of those linear stereo-units is that the middle position by this exiting surface successively decreases towards the direction of this first incidence surface and this second incidence surface respectively gradually, and the bore of those first sites of arbitrary those first micro-structurals site crowd is less than the bore of those second sites of this first micro-structural site crowd's position, two opposite sides.
19. light emitting module according to claim 12; It is characterized in that: also comprise one the 3rd light source and the 4th light source; And this LGP one of also comprises relatively the 3rd incidence surface and one the 4th incidence surface; Wherein this first incidence surface, this second incidence surface, the 3rd incidence surface and the 4th incidence surface lay respectively at around this LGP, and the 3rd light source is luminous towards the 3rd incidence surface, the 4th light source is luminous towards the 4th incidence surface.
20. light emitting module according to claim 19; It is characterized in that: major axis trend that one of those linear stereo-units are common is orthogonal with one of this first incidence surface major axis trend, parallels with one of the 3rd incidence surface major axis trend, and the distribution density, the degree of depth or the bore that one of are arranged on this reflecting surface those second sites of center among this second micro-structural site crowd are distribution density, the degree of depth or bore greater than those second sites of contiguous this first incidence surface of this second micro-structural site crowd, this second incidence surface, the 3rd incidence surface or the 4th incidence surface.
21. light emitting module according to claim 2 is characterized in that: each those linear stereo-unit is a V-type chase or U type chase.
22. light emitting module according to claim 21 is characterized in that: two opposed inner walls of this V-type chase are convex arc shaped.
23. light emitting module according to claim 2 is characterized in that: each those linear stereo-unit is a V-type raised line or U type raised line.
24. light emitting module according to claim 23 is characterized in that: the two opposite side walls of this V-type raised line is concave arc shape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011103573923A CN102425741A (en) | 2011-11-11 | 2011-11-11 | Luminescence module |
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| CN2011103573923A CN102425741A (en) | 2011-11-11 | 2011-11-11 | Luminescence module |
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Application publication date: 20120425 |