Xiamen Sanan Optoelectronics Technology Co., Ltd.

Xiamen San'an Optoelectronics Co., Ltd

Quanzhou Sanan Semiconductor Technology Co., Ltd.

Anhe He

Su-Hui Lin

Kang-Wei Peng

Jiansen Zheng

Kangwei Peng

Xiaoxiong Lin

Chia-Hung Chang

Ling-Yuan Hong

Suhui Lin

Chen-Ke Hsu

Chenke Hsu

Gaolin Zheng

Zhanggen Xia

Shiwei Liu

Feng Wang

Hou-Jun Wu

Jiangbin Zeng

Xiaoliang Liu

En-song Nie

Yu Zhan

Chia-En Lee

Qing Wang

Yu-Chieh Huang

Lingyuan Hong

Min Huang

Ensong Nie

Xiushan Zhu

A light-emitting device includes a carrier substrate, a flip-chip light-emitting diode (LED) mounted onto the carrier substrate, and an electrode unit disposed between the carrier substrate and the flip-chip LED. The electrode unit includes first and second connecting electrodes that have opposite conductivity. Each of the first and second connecting electrodes includes an intermediate metal layer and a binding layer that are sequentially disposed on the flip-chip LED in such order. The binding layer includes a first portion being adjacent to the carrier substrate and forming an eutectic system with tin, and a second portion located between the first portion and the intermediate metal layer.

Flip-chip light emitting diode having connecting electrodes with multiple binding layers including eutectic system with tin

An LED device includes an epitaxial layered structure, a current spreading layer, a first insulating layer and a reflective structure. The current spreading layer is formed on a surface of the epitaxial layered structure. The first insulating layer is formed over the current spreading layer, and is formed with at least one first through hole to expose the current spreading layer. The reflective structure is formed on the first insulating layer, extends into the first through hole, and contacts the current spreading layer. The current spreading layer is formed with at least one opening structure to expose the surface of the epitaxial layered structure.

Light emitting diode device

A light-emitting device includes: a light-emitting mesa structure having a first top surface and a peripheral surface connected to the first top surface; a transparent conductive layer that is disposed on the first top surface and that has a second top surface; a first insulating structure that is at least disposed on the peripheral surface and that has a third top surface and an inner tapered surface indented from the third top surface, the inner tapered surface having an acute angle with respect to the second top surface; and a reflective layer that is disposed on the transparent conductive layer and that has a first side surface in contact with the inner tapered surface. A method for manufacturing the light-emitting device is also disclosed.

Light-emitting device and method for manufacturing the same

A flip-chip light-emitting diode (LED) includes: a substrate having a patterned surface formed with a protrusion unit including first and second protrusions; a light-emitting epitaxial layer that is disposed on the second protrusions and that includes first and second semiconductor layers and an active layer interposed therebetween; first and second electrodes connected to the first and second semiconductor layers, respectively; and a passivation layer having an epitaxial-covering portion and a substrate-covering portion. The substrate-covering portion of the passivation layer has a top surface with hillocks having a height lower than that of the second protrusions. A high-voltage light-emitting device is also disclosed.

Flip-chip light-emitting diode and high-voltage flip-chip light-emitting device

A light-emitting diode (LED) includes a light-transmissive substrate having a first surface, an epitaxial structure disposed on the first surface, an insulation structure, and first and second electrodes. The epitaxial structure has an upper surface opposite to the first surface, and a side wall interconnecting the upper surface and the first surface. The insulation structure includes a first insulation layer covering the side wall and the upper surface, and a second insulation layer covering a portion of the first surface that is exposed from the epitaxial structure and the first insulation layer. The first insulation layer is formed with first and second holes through which the first and second electrodes are electrically connected to the epitaxial structure. The second insulation layer is formed with an opening. The insulation structure is made of at least one material selected from silicon oxide, silicon nitride, magnesium fluoride, AlO, TiOand TiO.

Light emitting diode

A flip-chip light emitting diode (LED) includes: a sapphire substrate having an edge; an epitaxial layer over the substrate, wherein the epitaxial layer comprises: a first semiconductor layer, a second semiconductor layer, and a light emitting layer between the first semiconductor layer and the second semiconductor layer, wherein the epitaxial layer is divided into an epitaxial bulk layer and a barrier structure; and an insulating layer over the epitaxial bulk layer, wherein a portion of the insulating layer that covers a sidewall of the epitaxial bulk layer is separated from the edge of the substrate by the barrier structure.

Flip-chip LED structure and fabrication method

A light-emitting diode (LED) includes a light-transmissive substrate which has a first surface, an epitaxial structure which is disposed on the first surface, a first insulation layer, and a second insulation layer. The epitaxial structure has an upper surface opposite to the first surface, and a side wall interconnecting the upper surface and the first surface. The first insulation layer covers the side wall and the upper surface. The second insulation layer covers a portion of the first surface that is not covered by the epitaxial structure and the first insulation layer, and has a light transmittance greater than that of the first insulation layer. An LED package, an LED module, and a display device including the LEDs are also disclosed.

Light-emitting diode, and light-emitting diode package, light-emitting diode module and display device including the same

A light-emitting diode (LED) device includes a substrate, an epitaxial layered structure disposed on the substrate, a current-spreading layer disposed on the epitaxial layered structure, a current-blocking unit disposed on the current-spreading layer, and a distributed Bragg reflector. The epitaxial layered structure, the current-spreading layer and the current-blocking unit are covered by the distributed Bragg reflector. One of the current-spreading layer, the current-blocking unit, and a combination thereof has a patterned rough structure. A method for manufacturing the LED device is also disclosed.

Light-emitting diode device and method for manufacturing the same

An LED device includes an epitaxial layered structure, a current spreading layer, a first insulating layer and a reflective structure. The current spreading layer is formed on a surface of the epitaxial layered structure. The first insulating layer is formed over the current spreading layer, and is formed with at least one first through hole to expose the current spreading layer. The reflective structure is formed on the first insulating layer, extends into the first through hole, and contacts with the current spreading layer. The current spreading layer is formed with at least one opening structure to expose the surface of the epitaxial layered structure.

A light emitting diode includes: a light emitting structure including a first semiconductor layer, a light emitting layer arranged on at least part of the first semiconductor layer, a second semiconductor layer arranged on the light emitting layer; a first metal layer arranged on at least part of the first semiconductor layer and in contact with the first semiconductor layer; an insulating layer covered a surface of the light emitting structure; and an electrode layer arranged on the insulating layer and having at least one region that is not overlapped with the first metal layer or the second metal layer in a vertical direction.

Eutectic electrode structure of flip-chip LED chip and flip-chip LED chip

A flip-chip light LED includes: a substrate; an epitaxial layer on the substrate, wherein, the epitaxial layer comprises: a first semiconductor layer, a second semiconductor layer and a light emitting layer between the first semiconductor layer and the second semiconductor layer; at least one opening structure, which is at the epitaxial layer edge and extends to the substrate surface, making parts of the side wall of the epitaxial layer and the substrate surface exposed, such that the epitaxial layer is divided into an epitaxial bulk layer and a barrier structure; and an insulating layer on the opening structure as the metal electrode isolating layer.

Flip-chip LED with barrier structure

A light emitting diode includes: a light emitting structure including a first semiconductor layer, a light emitting layer, a second semiconductor layer; a first metal layer arranged on at least a portion of the first semiconductor layer and in contact with the first semiconductor layer; and an electrode layer arranged over the light emitting structure, and having a first electrode layer and a second electrode layer. The first electrode layer is electrically coupled to the first and second semiconductor layers; the second electrode layer is configured for bonding with a package substrate, and includes a first and second bonding regions; the first bonding region is electrically coupled to the first semiconductor layer; the second bonding region is electrically coupled to the second semiconductor layer; and the first metal layer is not overlapped with the first bonding region of the second bonding region in a vertical direction.

A light-emitting diode includes: a semiconductor epitaxial structure including a first semiconductor layer, a second semiconductor layer disposed over the first semiconductor layer, an active layer between the first and second semiconductor layers; a first electrode electrically coupled to the first semiconductor layer and including a plurality of first sub-electrodes, wherein the plurality of first sub-electrodes are divided into one or more groups, and any two adjacent first sub-electrodes in the same group have a same projection distance; a second electrode disposed over and electrically coupled to the second semiconductor layer; a third electrode coupled to the plurality of first sub-electrodes and including one or more third sub-electrodes, wherein one of the third sub-electrodes corresponds to one of said one or more groups of the first sub-electrodes and connects first sub-electrodes in the group; and a fourth electrode coupled to the second electrode.

Light-emitting diode

A flip-chip LED chip includes: a substrate; a first semiconductor layer; a light emitting layer; a second semiconductor layer; a local defect region over part of the second semiconductor layer and extending downward to the first semiconductor layer; first and second metal layers respectively over portions of the first and second semiconductor layers; an insulating layer covering the first and second metal layers, the second and first semiconductor layers in the local defect region. The insulating layer has opening structures over the first and second metal layers respectively; a eutectic electrode structure over the insulating layer with openings and including first and second eutectic layers from bottom up at a vertical direction, and including first-type and second-type electrode regions at a horizontal direction. The second eutectic layer does not overlap with the first and second metal layers at the vertical direction.

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Xiamen, China

Anhe He