Patent classifications
H01L33/46
Flip-chip light emitting diode with two flat pads
A light-emitting element is provided, including a semiconductor structure, a reflective structure, first insulating structures, a conductive structure, and first and second pads. The reflective structure is disposed on the semiconductor structure. The first insulating structure includes first and second insulating portions covering first and second portions respectively, and a gap exposes a third portion between the first and second portions. The conductive structure includes first and second conductive portion. The first conductive portion is disposed on the first insulating portion to contact the semiconductor structure. The second conductive portion is disposed on the second insulating portion to contact the third portion through the gap. The first and second pads are respectively disposed on the first and second conductive portions. Each of the structures below the first and second pads are in flat-type bonding to enhance stress resistance.
LIGHT EMITTING DIODE CHIP HAVING WAVELENGTH CONVERTING LAYER AND METHOD OF FABRICATING THE SAME, AND PACKAGE HAVING THE LIGHT EMITTING DIODE CHIP AND METHOD OF FABRICATING THE SAME
A light-emitting diode (LED) includes a substrate, a semiconductor stacked structure disposed on the substrate, the semiconductor stacked structure including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer, a wavelength converting layer configured to convert a wavelength of light emitted from the semiconductor stacked structure, the wavelength converting layer covering side surfaces of the substrate and the semiconductor stacked structure, and a distributed Bragg reflector (DBR) configured to reflect at least a portion of light wavelength-converted by the wavelength converting layer, in which at least a portion of the DBR is covered with a metal layer configured to reflect light transmitted through the DBR.
LIGHT EMITTING DIODE CHIP HAVING WAVELENGTH CONVERTING LAYER AND METHOD OF FABRICATING THE SAME, AND PACKAGE HAVING THE LIGHT EMITTING DIODE CHIP AND METHOD OF FABRICATING THE SAME
A light-emitting diode (LED) includes a substrate, a semiconductor stacked structure disposed on the substrate, the semiconductor stacked structure including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer, a wavelength converting layer configured to convert a wavelength of light emitted from the semiconductor stacked structure, the wavelength converting layer covering side surfaces of the substrate and the semiconductor stacked structure, and a distributed Bragg reflector (DBR) configured to reflect at least a portion of light wavelength-converted by the wavelength converting layer, in which at least a portion of the DBR is covered with a metal layer configured to reflect light transmitted through the DBR.
Optoelectronic Semiconductor Component and Method for Producing Same
An optoelectronic semiconductor component and a method for producing the same are disclosed. In an embodiment the semiconductor component includes a semiconductor chip, which emits electromagnetic radiation of a first wavelength range from a radiation emission surface. The semiconductor component further includes a first conversion layer located on a lateral flank of the semiconductor chip, wherein the first conversion layer is suitable for converting electromagnetic radiation of the first wavelength range into electromagnetic radiation of a second wavelength range, and a second conversion layer located on the radiation emission surface of the semiconductor chip, wherein the second conversion layer is suitable for converting electromagnetic radiation of the first wavelength range into electromagnetic radiation of the second or of a third wavelength range. The first conversion layer is different from the second conversion layer.
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT EMITTING DEVICE
A method of manufacturing a light emitting device includes: providing a substantially flat plate-shaped base member which in plan view includes at least one first portion having an upper surface, and a second portion surrounding the at least one first portion and having inner lateral surfaces; mounting at least one light emitting element on the at least one first portion; shifting a relative positional relationship between the at least one first portion and the second portion in an upper-lower direction to form at least one recess defined by an upper surface of the at least one first portion that serves as a bottom surface of the at least one recess and at least portions of the inner lateral surfaces of the second portion that serve as lateral surfaces of the at least one recess; and bonding the at least one first portion and the second portion with each other.
LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE LIGHT EMITTING DEVICE
A method of manufacturing a light emitting device includes: providing a substantially flat plate-shaped base member which in plan view includes at least one first portion having an upper surface, and a second portion surrounding the at least one first portion and having inner lateral surfaces; mounting at least one light emitting element on the at least one first portion; shifting a relative positional relationship between the at least one first portion and the second portion in an upper-lower direction to form at least one recess defined by an upper surface of the at least one first portion that serves as a bottom surface of the at least one recess and at least portions of the inner lateral surfaces of the second portion that serve as lateral surfaces of the at least one recess; and bonding the at least one first portion and the second portion with each other.
LIGHTING AND/OR SIGNALING DEVICE FOR MOTOR VEHICLE
A semiconductor light source that includes a substrate B and a plurality of semiconductor light-emitting rods extending respectively from the substrate, and a plurality of separating walls also extending from the substrate. The separating walls are arranged between the rods in such a way as to define groups of rods, and such that at least two separating walls have a different height.
LIGHTING AND/OR SIGNALING DEVICE FOR MOTOR VEHICLE
A semiconductor light source that includes a substrate B and a plurality of semiconductor light-emitting rods extending respectively from the substrate, and a plurality of separating walls also extending from the substrate. The separating walls are arranged between the rods in such a way as to define groups of rods, and such that at least two separating walls have a different height.
Light emitting diode containing oxidized metal contacts
A method of forming a light emitting device includes forming a semiconductor light emitting diode, forming a metal layer stack including a first metal layer and a second metal layer on the light emitting diode, and oxidizing the metal layer stack to form transparent conductive layer including at least one conductive metal oxide.
Light emitting diode containing oxidized metal contacts
A method of forming a light emitting device includes forming a semiconductor light emitting diode, forming a metal layer stack including a first metal layer and a second metal layer on the light emitting diode, and oxidizing the metal layer stack to form transparent conductive layer including at least one conductive metal oxide.