摘要:
Provided are a light emitting device, a light emitting device package, and a lighting apparatus. The light emitting device includes: an n-type semiconductor layer including a first area and a second area in a plane; an active layer disposed on the n-type semiconductor layer in the first area; an electron barrier layer disposed on the active layer in the first area; and a p-type semiconductor layer disposed on the electron barrier layer in the first area.
摘要:
Disclosed are a semiconductor light emitting device and a method for manufacturing the same. The semiconductor light emitting device comprises a substrate, in which concave-convex patterns are in at least a portion of a backside of the substrate, and a light emitting structure on the substrate and comprising a first conductive semiconductor layer, an active layer and a second conductive semiconductor layer.
摘要:
A semiconductor light emitting device including a first electrode contact layer, an active layer formed on the first electrode contact layer, a second electrode contact layer formed on the active layer, and a first roughness layer formed on at least one of the first and second electrode contact layers.
摘要:
A semiconductor light emitting device and a method of manufacturing the same are provided. The semiconductor light emitting device comprises a first semiconductor layer emitting electrons, a second semiconductor layer emitting holes, and an active layer emitting light by combination of the electrons and holes. At least one of the layers comprises an photo enhanced minority carriers.
摘要:
Provided is a semiconductor light emitting device.The semiconductor light emitting device according to embodiments comprises a first conductive type semiconductor layer; an un-doped semiconductor layer under the first conductive type semiconductor layer; and a plurality of semiconductor structure in the un-doped semiconductor layer.
摘要:
Disclosed is a semiconductor light emitting device and a method for manufacturing the same. The semiconductor light emitting device comprises a first conductive semiconductor layer comprising a first concave-convex pattern, a second concave-convex pattern on at least one pattern of the first concave-convex pattern, an active layer on the first conductive semiconductor layer, and a second conductive semiconductor layer on the active layer.
摘要:
A semiconductor light emitting device comprises a first electrode contact layer, an active layer on the first electrode contact layer, a second electrode contact layer on the active layer, and a first roughness layer on/under at least one of the first and second electrode contact layers.
摘要:
Provided are a light emitting device, a light emitting device package, and a lighting apparatus. The light emitting device includes: an n-type semiconductor layer including a first area and a second area in a plane; an n-type contact layer disposed on the n-type semiconductor layer and has a first thickness in the first area and a second thickness in the second area; an undoped semiconductor layer disposed on the n-type contact layer having the first thickness in the first area; an active layer disposed on the undoped semiconductor layer in the first area; a p-type semiconductor layer disposed on the active layer in the first area; a first electrode disposed on the n-type contact layer having the second thickness in the second area; and a second electrode disposed on the p-type semiconductor layer.
摘要:
A light emitting device is provided. The light emitting device includes a first semiconductor layer, an uneven part on the first semiconductor layer, a first nonconductive layer including a plurality of clusters on the uneven part, a first substrate layer on the nonconductive layer, and a light emitting structure layer. The light emitting structure layer includes a first conductive type semiconductor layer, an active layer and a second conductive type semiconductor layer on the first substrate layer.
摘要:
Disclosed is a semiconductor light emitting device and a method for manufacturing the same. The semiconductor light emitting device comprises a first conductive semiconductor layer comprising a first concave-convex pattern, a second concave-convex pattern on at least one pattern of the first concave-convex pattern, an active layer on the first conductive semiconductor layer, and a second conductive semiconductor layer on the active layer.