LIGHTING DEVICE AND VEHICLE LAMP INCLUDING SAME

The present invention according to the preface is hereinafter described specifically with reference to the drawing in configuration and functional substrate. With reference to the attached drawing is connected to the described, drawing code is independent elements impart imparting the same reference, the described local dispensed the on-sensors other. Number 1, number 2 describes various components such as term can be used but, in terms of said components are defined by said back like. Components are mounted to one of said terms are used only distinguished from other components of the object.

Figure 1 shows a general outline shown in cross-section according to an embodiment of the present invention lighting device of depressions also are disclosed.

The reference also 1, according to an embodiment of the present invention and one surface of said lighting device includes a light emission surface (x1, x2) is implemented one opposite the optical guide member (130), said optical guide member (130) is embedded, the optical guide member of said outer shell when light in module (120) and wherein the at least one luminous element mounting in said light emitting module, said optically transparent optical guide member arranged below the printed circuit board (110) can be comprising. I.e., a light guide member according to an embodiment of the present invention lighting device to light either side of a skin can be implemented to be made possible, to maximize the design degree of freedom causes rotation can be disposed.

I.e., said light emitting module (120) is said optical guide member (130) and is embedded within the article, said light emitting module (120) said direction is light from the optical guide member (130) to be coated facing the interior. In this case, said optical guide member (130) which each light diffusion and light scattering, of the optical guide member 13 can be implemented diffuse to the light emission surface (x1, x2) cotton radiation thickness respectively.

In particular, in of the present invention in the embodiment, light transmissive surface of said optical guide member two-sided light emitting be implemented by arranging a printed circuit board to each other. Said light transmitting printed circuit board (110) transparent material layer is formed on the conductive pattern is implemented with a circuit board, the printed circuit board in said light in the embodiment (110) may be implemented in a light transmittance of 80% or more to each other. In addition, said optical guide member (130) through the light emission surface of one side of the first and second prism sheets (x2) (x1) on a light emitted through said light emission surface strength when it burns, implemented hereinafter to be coated. In this case, said said optical guide member (130) formed between the light emission surface of one side of the light emission surface (x2) through first and second prism sheets is greater than the intensity of the light is when it burns, (x1) can be implemented.

Said light emitting module (120) it can be one or more multiple light emitting element, light structure disposed in at least the cost of one light emitting element can be combined into one light emitting module structure is described for example S. for example. Said light emitting module (120) which is mounted on a light-emitting device can have a solid light emitting element, for example, LED, OLED, LD (laser diode), Laser, VCSEL applying either light source can be selected. Applying a light-emitting element in the present invention said LED are applied through a browser substrate.

Applying said light emitting module which is mounted on a light-emitting device has a width (side view type) can be LED, this scattering part is formed on the side toward the straight direction directly above but using light emitting device of the present invention can be formed one light emitting diode. In this way the lighting device according to an embodiment of the present invention (100a) side windshield type light emitting diode light-emitting element (120) lamps a internal to the light guide member to remove the alcohol, light diffusion and reflection function in a light emission direction utilizing the lower optical guide member by inducing, can reduce the number of light-emitting units and the entire, an innovative and thickness of carbon is formed on the illumination device is equal to or higher.

Said light transmitting the printed circuit board, the conductive pattern is implemented structure onto a base substrate, applying a substrate having flexibility can be, preferably 80% or more based on the first interlayer dielectric structure and can secure itself. For example, acrylic resin, polystyrene (PS), polymethyl methacrylates (PMMA), cyclic olefin copoly (COC), polyethylene terephthalate (PET), polyimide film (PI) can be applying either. In addition, Ag paste may be implemented circuit pattern by patterning said conductive pattern is, disapproval applying thin thickness patterning the Cu pattern.

In addition, the illumination device is in the embodiment according to said optical guide member (130) and said light transmitting printed circuit board (110) housed inside outer part of support bezel portion (200) can be connected to one end. Said bezel portion (200) when the outer shell can be disposed, an addition result corresponding to said light emitting side of the upper light reflecting part (210) is said to protrude into the core of the optical guide member can be implemented. In particular, said light reflecting part (210) is reflective material Al, PC, PP, ABS, PBT comprising either can be. Or, general synthetic resin or metal material inner surface Al, TiO₂ , CaCo₃ , BaSo4, Al₂ O_3, Silicon, including either PS reflective material coated structure can be implemented. In particular, said light reflecting part (210) said end of said light-emitting device is a light reflecting part that has a light polarizer (a1) groove (a2) projecting of the article can be implemented. The electrode element formed between path reflecting upper optical guide member back into guide light source can be reversely when in are disclosed. Further, said light reflecting portions are on one side of the optical guide member said strong outgoing light occurs at a resin material implemented the optical guide member upper surface degradation phenomena when the number of the panel implementing hot spot (Hot spot) door to be coated.

Further, in the embodiment the in said bezel portion (200) is said light reflecting part (210) that implement side extending at one end of bracket and lower part, said outer part of printed circuit board housed inside said light for realizing re-with storehouse guide vice- receive structure can be formed. This structure n-gonal pyramid stable illumination device secured to one side of substrate.

Said optical guide member (130) structure of housing or an outside lighting device where the need is designed narrow freely flexible end of cooking for the resin material preferably can be formed. In particular, the light from the light-emitting device is embedded in a light-emitting device of the present invention in the embodiment of an optical guide member wrapped with an emitting surface wherein a close contact, characterized more necessary flexibility to be coated. Thus, in the embodiment the in, move a ultraviolet light curing resin or silicone resin can be applied. Other examples, including character and with line stiffening resin oligomer can be made. More specifically, shock absorbing said resin layer is a urethane acrylate oligomer can be formed using a resin. For instance, synthesis [...] polyacrylic polymer type urethane acrylate oligomer can be obtained by mixing a resin. As well as, a dilution type reactive monomer (isobornyl acrylate) boiling herein IBOA, HPA (Hydroxylpropyl acrylate), 2 a-hEA (2 a-hydroxyethyl acrylate) can be mixed monomers such as further includes, number added disclosure number (cells such as, such as 1 a-hydroxycyclohexylphenyl a-ketone) or light as anti-oxidation number or the like can be mixed. This mixture provides secure heat-resistant characteristic as well as, to light dispersion and diffusion is not widened in glass making disclosed.

Figure 2 shows a lighting device of the present invention in the embodiment according to another structure of timing also are disclosed.

The reference 2 also, but the same basic structure of Figure 1 in the embodiment, the optical guide member (130) on top of or said light transmitting printed circuit board (110) arranged below the optical member (140, 150) further including an point in both disclosed. Optical member (140, 150) through a light guide member walls of recessed light to function in parallel to the rotary diffuseness height from a plurality of hierarchies. To this end, said optical member (140, 150) acrylic resin sheet or film structure but, in addition to the polystyrene (PS) which are not limited to, polymethyl methacrylates (PMMA), cyclic olefin copoly (COC), polyethylene terephthalate (PET), resin (resin) material such as a plastic diffusion function such as high with characteristic all can be applied.

In addition, such as in Figure 3, the optical guide member (130) during a light emission surface permeable printed circuit board (110) disposed an addition result optical member (150) implemented in the light diffusion pattern on light diffusion material (160) can be further implemented. This light transmitting printed circuit board (110) of the intensity of light can be achieved via a divergent when in a protruded from the diffusion of the light are disclosed.

Further, in order to also storehouse diffusion degree height such as 4, the optical guide member (130) grain structure inside of diffusion member (131) further comprises can be implemented. Said diffusion member (131) formed inner hollow (or void) further includes a plurality of beaded construction form can be mixed and diffuse, such diffusion member (131) is improving and reflected light diffusing properties could be bonded each other. For example, light beams emitted from a light emitting module optical guide member (130) of the diffusing member (131) side of the incident, the light diffusion member (131) to the diffusion and reflection by upper hollow collected optical layer outgoing therefrom. Said diffusion member, silicon (sillicon), silica (silica), glass bubble (glass bubble), PMMA, urethane (urethane), Zn, Zr, Al₂ O₃ , Consisting of acrylic (acryl) can be selected, but may be formed in a range of 1 micro-m-20 is granulated into a particle micro m, limited to are not correct.

Or, the reference also 5 other structures according to an embodiment of the present invention, instead of the above-described optical member, said one side of said printed circuit board through a light transmissive optical guide member and installing the storehouse diffusion resin layer (170, 180) implementing structure can be implemented. As well as, other storehouse guide layer and light emitting module, the structure of the light-transmitting printed circuit board are the same structure of Figure 1. This storehouse diffusion resin layer (170, 180) implementing a layer having a light spread effects can be implemented, structurally the optical guide member and the stability is strongly are added advantage embodied in the storehouse. Further, the above-described inner storehouse diffusion resin layer can add a diffusion member in Figure 4 to remove the alcohol, capable of assuring a protruded from (uniformity) allows to be coated is very advantageous. Mole magnetron, such as shown in fig. 5, the inner diffusion member and the optical guide member (131) that can be included is an intervening of Figure 4 in the embodiment as disclosed.

Figure 6 shows a deformation of the structure of the present invention in the embodiment described above also in Figure 2, such as also shown in light 6, a part of an oval Image is an optical guide member such as depth of direction can be obtained from many cameras protective layer on the lock point in both disclosed. To this end, said optical guide member (130) center portion is optically member (310, 410) when a surface of a protruded protrudes upwardly said optical pattern (320, 420) is implemented optical member disposed in a HL2. In this case said protrusion type optical pattern is (320, 420) can be formed on the surface of the optical member disposed storehouse guide layer said reflector. The projecting optical pattern not simple cotton radiation optical absence geometric optical pattern formed in the second protection by having the shape of a solid light even effect equal to or higher than the second (reference 7 also).

Said projecting an optical pattern (320, 420) comprising transparent base (410) cross-section of the polygonal line type pattern protruded on the surface of the entire structure pattern provided to or linked, prism sheet or a plurality of total reflection prism lens pattern, the micro lens array sheet to lenticular lens sheet either or a combination of them can be implemented.

According to an embodiment of the present invention, the optical guide member having a light guide plate about said flexible resin exactly reducing thickness in the longitudinal direction of the existing method occupies an innovative, groove of the entire number article extended from one end, the reflector can be implemented in two transparent printed circuit board to remove the alcohol, an addition result of the first and second curved body hereinafter provided for even, can be enhanced in degree of freedom design members other vehicle illumination or flexible display a trust using integral has the advantage to be coated.

Figure 8 shows a vehicle lamp according to an embodiment of the present invention lighting device of above-mentioned hole are also 1 to 7 are applied to the illustrated are disclosed.

8 also reference surface, lighting device of the present invention in the embodiment (100a) includes a flexible printed circuit board and the optical guide member is applied and the itself constant using resin have flexibility thereto. Further, the length of the first electro-formed to remove the alcohol, fixed design to be coated. The vehicle 8 also formed as shown in light for advertisement and hereinafter for bending even housing, the housing supporting the design of the article can be in conjunction with a safety number improving luminance roughness surfaces free and design can be loaded in a cassette is equal to or higher.

In particular, such as the above, even if implemented in a very narrow space, by establishing wide extension mixed light to the display device, the electrode element in Figure 7 such as application to the three-dimensional optical Image with depth from the opposite that minimizes space disapproval.

In the detailed description of the invention such as described above are described with respect to specific in the embodiment. However numerous modifications of the present invention inserted within the limit from a heavy pivotably. In the embodiment of the present invention don't and does not require any limited described idea is to of the present invention, as well as evenly defined by claim claim on others should.