权利要求:
CLAIMS:
1. A lighting device (100, 200, 300) comprising:
a template (102, 202) comprising a plurality of cavities (104, 206) distributed across the template (102, 202), wherein each cavity (104, 206) has an opening (106, 207) in a top surface (108, 209) of the template (102, 202);
a plurality of light source packages (110, 208, 300), each comprising a light source (112, 210), arranged in the plurality of cavities (104, 206), wherein each of the light source packages (110, 208, 300) has a shape matching a shape of a corresponding cavity (104,
206) , and wherein each of the light source packages (110, 208, 300) has a first electrode (116, 212, 302) and a second electrode (118, 216, 304) arranged at a top surface of the light source package (110, 208, 300), the first and second electrodes being exposed at the opening (106,
207) of the cavity (104, 206) and electrically connected to the light source (112, 210); and electrical conductors (122, 216) applied on the top surface (108, 209) of the template (102, 202), the electrical conductors (122, 216) contacting the first and second electrodes (116, 212, 302, 118, 216, 304) of the light source packages (110, 208, 300) for electrically connecting the light source packages (110, 208, 300),
wherein the light source packages (110, 208, 300) or the plurality of cavities comprise a reflective bottom layer (132, 220) and wherein a light emitting surface of the light source (112, 210) faces the reflective bottom layer (132, 220). 2. The lighting device according to claim 1, wherein the template (102, 202) is part of a supporting structure (130).
3. The lighting device according to claim 1 or 2, wherein the light source packages (110, 208, 300) comprise a magnetic element.
4. The lighting device according to any one of claims 1 to 3, wherein the first and second electrodes of the light source packages (110, 208, 300) extend onto the top surface (108, 209) of the template (102, 202) .
5. The lighting device according to any of the previous claims, wherein a top portion (140) of the light source packages (110, 208, 300) is asymmetric with respect to a bottom portion (142) of the light source packages (110, 208, 300), and wherein the shape of each of the light source packages (110, 208, 300) is rotationally symmetric around a top- bottom axis (144).
6. The lighting device according to any of the previous claims, wherein the first and second electrodes (116, 212, 302, 118, 216, 304) of the light source packages (110, 208, 300) extend onto the top surface (108, 209) of the template (102, 202).
7. The lighting device according to any of the previous claims, wherein the template (102, 202) is a separate template layer (202), which is arranged on a supporting structure (204). 8. The lighting device according to any of the previous claims, wherein each light source package (110, 208, 300) comprises a top light source electrically connected to a first top electrode (212) and a second top electrode (214) and a bottom light source
electrically connected to a first bottom electrode (226) and a second bottom electrode (228), wherein the first and second bottom electrodes (212, 214) are arranged on a surface of the light source package (110, 208, 300) that is opposite to a surface on which the first and second top electrodes (226, 228) are arranged.
9. The lighting device according to any of the previous claims, wherein the shape of the light source package (110, 208, 300) is rotationally asymmetric around a top-bottom axis (144).
10. The lighting device according to any of the previous claims, wherein the first electrode (116) of a first light source package of the light source packages (110, 208, 300) is electrically connected to the second electrode (118) of a second light source package of the light source packages (110, 208, 300) by means of at least one electrical conductor (122, 216).
11. The lighting device according to any of the previous claims, wherein the lighting device has a non-planar extension and the template (102, 202) is non-planar.
12. A method for manufacturing a lighting device (100, 200), the method comprising the steps of:
providing a template (102, 202) comprising a plurality of cavities (104, 206) distributed across the template (102, 202), wherein each cavity (104, 206) has an opening (106, 207) in a top surface (108, 209) of the template;
arranging a plurality of light source packages (110, 208, 300), each comprising a light source (112, 210), in the cavities (104, 206), wherein each of the light source packages (110, 208, 300) has a shape matching a shape of a corresponding cavity (104, 206), each of the light source packages (110, 208, 300) having a first electrode (116, 212, 302) and a second electrode (118, 216, 304) electrically connected to the light source (112, 210), the first and the second electrodes (116, 212, 302, 118, 216, 304) arranged at a first surface of the light source package (110, 208, 300) and being exposed at the opening (106) of the cavity when the plurality of light source packages (110, 208, 300) are arranged in the cavities (104); and
after arranging the plurality of light source packages (110, 208, 300) in the cavities (104, 206), applying electrical conductors (122, 216) on the top surface (108, 209) of the template (102, 202), the electrical conductors (122, 216) contacting the first and second electrodes (116, 212, 302, 118, 216, 304) of the light source packages (110, 208, 300) for electrically connecting the light source packages (110, 208, 300),
wherein the light source packages (110, 208, 300) or the plurality of cavities comprise a reflective bottom layer (132, 220) and wherein a light emitting surface of the light source (112, 210) faces the reflective bottom layer (132, 220).
13. The method according to claim 12, further comprising the step of:
providing an adhesion element (224, 512) in the cavities (104, 206) before each of the light source packages (110, 208, 300) is arranged in the corresponding cavity (104, 206), wherein the adhesion element (224, 512) is configured to attach each of the light source packages (110, 208, 300) in the corresponding cavity (104, 206). 14. The method according to claim 12, wherein the light source package comprises a magnetic element, wherein the step of arranging the light source packages (110, 208, 300) further comprises:
applying a magnetic field such that the light source packages (110, 208, 300) are attracted towards the cavities (104, 206) of the template (102, 202).
15. The method according to claim 12, 13 or 14, wherein the step of applying electrical conductors (122, 216) comprises forming conductor lines using a printing process.