An LED package includes a substrate, a light-emitting structure provided on the substrate, an electrode structure provided on the light-emitting structure, and an external connection terminal provided on the electrode structure, the external connection terminal comprising a major axis and a minor ax
An LED package includes a substrate, a light-emitting structure provided on the substrate, an electrode structure provided on the light-emitting structure, and an external connection terminal provided on the electrode structure, the external connection terminal comprising a major axis and a minor axis. The major axis of the external connection terminal is perpendicular to a cleaving plane of the substrate.
대표청구항▼
1. A light-emitting diode (LED) package comprising: a substrate;a light-emitting structure provided on the substrate;an electrode structure provided on the light-emitting structure; andan external connection terminal provided on the electrode structure, the external connection terminal comprising a
1. A light-emitting diode (LED) package comprising: a substrate;a light-emitting structure provided on the substrate;an electrode structure provided on the light-emitting structure; andan external connection terminal provided on the electrode structure, the external connection terminal comprising a major axis and a minor axis,wherein the major axis of the external connection terminal is perpendicular to an m(10-10) plane of the substrate. 2. The LED package of claim 1, wherein the major axis corresponds to an extending direction of a first side of the external connection terminal which is longer than a second side of the external connection terminal, the second side extending in a direction substantially perpendicular to the first side, and wherein the minor axis extends in a direction substantially perpendicular to the major axis. 3. The LED package of claim 1, wherein the substrate transmits light, and wherein the light generated by the light-emitting structure is emitted in a direction toward the substrate. 4. The LED package of claim 1, wherein the substrate is a sapphire substrate. 5. The LED package of claim 1, wherein a portion of the substrate comprises a straight flat zone, and wherein the flat zone corresponds to a (11-20) plane from among crystal planes of the substrate. 6. The LED package of claim 1, wherein the light-emitting structure comprises: a first conductive semiconductor layer;an active layer; anda second conductive semiconductor layer. 7. The LED package of claim 1, wherein the light-emitting structure comprises a gallium nitride based material. 8. The LED package of claim 1, wherein the electrode structure comprises: a first electrode structure; anda second electrode structure, andwherein the external connection terminal comprises: a first external connection terminal that is electrically connected to the first electrode structure; anda second external connection terminal that is electrically connected to the second electrode structure. 9. The LED package of claim 8, wherein the first external connection terminal comprises at least one first conductive sub-terminal, and wherein the second external connection terminal comprises at least one second conductive sub-terminal. 10. The LED package of claim 1, wherein the substrate comprises a stress concentration area having a stress of 1 GPa or more being concentrated, and wherein the stress concentration area is provided on a surface of the substrate that is parallel to the major axis of the external connection terminal. 11. The LED package of claim 1, wherein, in response to a crack being on the substrate, a spreading direction of the crack is perpendicular to an extending direction of the major axis of the external connection terminal. 12. An LED package comprising: a sapphire substrate;a light-emitting structure provided on the sapphire substrate, the light-emitting structure comprising: a first conductive semiconductor layer;an active layer; anda second conductive semiconductor layer;a first electrode structure electrically connected to the first conductive semiconductor layer;a second electrode structure electrically connected to the second conductive semiconductor layer;a first external connection terminal electrically connected to the first electrode structure and comprising a first major axis and a first minor axis; anda second external connection terminal electrically connected to the second electrode structure and comprising a second major axis and a second minor axis,wherein light generated from the light-emitting structure is emitted in a direction toward the sapphire substrate,wherein the first and second external connection terminals are spaced apart from each other, andwherein an extending direction of the major axes of the first and the second external connection terminals are perpendicular to an extending direction of an m(10-10) plane of the sapphire substrate. 13. The LED package of claim 12, wherein the first major axis corresponds to an extending direction of a first side of the first external connection terminal which is longer than a second side of the first external connection terminal, the second side of the first external connection terminal extending in a direction substantially perpendicular to the first side of the first external connection terminal, wherein the first minor axis extends in a direction substantially perpendicular to the first major axis,wherein the second major axis corresponds to an extending direction of a first side of the second external connection terminal which is longer than a second side of the second external connection terminal, the second side of the second external connection terminal extending in a direction substantially perpendicular to the first side of the second external connection terminal, andwherein the second minor axis extends in a direction substantially perpendicular to the second major axis. 14. The LED package of claim 12, wherein a crystal plane of an upper surface of the sapphire substrate corresponds to a (0001) plane or a (000-1) plane, the light-emitting structure provided on the upper surface of the sapphire substrate. 15. The LED package of claim 12, wherein the first external connection terminal comprises at least one first conductive sub-terminal, and wherein the second external connection terminal comprises at least one second conductive sub-terminal. 16. The LED package of claim 12, wherein the first and the second electrode structures reflect the light generated from the light-emitting structure. 17. A light-emitting diode (LED) package comprising: a substrate;a light-emitting structure provided on the substrate;an electrode structure provided on the light-emitting structure; andan external connection terminal provided on the electrode structure, the external connection terminal comprising a major axis and a minor axis,wherein the major axis of the external connection terminal is perpendicular to a cleaving plane of the substrate. 18. The LED package of claim 17, wherein the cleaving plane of the substrate corresponds to an m(10-10) plane among crystal planes of the substrate. 19. The LED package of claim 17, wherein the major axis corresponds to an extending direction of a first side of the external connection terminal which is longer than a second side of the external connection terminal, the second side extending in a direction substantially perpendicular to the first side, and wherein the minor axis extends in a direction substantially perpendicular to the major axis. 20. The LED package of claim 17, wherein, in response to a crack being on the substrate, a spreading direction of the crack is perpendicular to an extending direction of the major axis of the external connection terminal.
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