Patent classifications
H01L2224/14
Light-emitting diode
A light emitting diode includes a substrate, a lower semiconductor layer disposed on the substrate, a light emitting unit comprising a first upper semiconductor layer disposed in one region of the lower semiconductor layer and an active layer interposed between the lower semiconductor layer and the first upper semiconductor layer, a second current spreading portion comprising a third upper semiconductor layer disposed in another region of the lower semiconductor layer and an active layer interposed between the lower semiconductor layer and the third upper semiconductor layer, a first electrode disposed on the light emitting cell and electrically connected to the first upper semiconductor layer, and a second electrode separated from the light emitting cell and electrically connected to the lower semiconductor layer.
Metal-free frame design for silicon bridges for semiconductor packages
Metal-free frame designs for silicon bridges for semiconductor packages and the resulting silicon bridges and semiconductor packages are described. In an example, a semiconductor structure includes a substrate having an insulating layer disposed thereon, the substrate having a perimeter. A metallization structure is disposed on the insulating layer, the metallization structure including conductive routing disposed in a dielectric material stack. A first metal guard ring is disposed in the dielectric material stack and surrounds the conductive routing. A second metal guard ring is disposed in the dielectric material stack and surrounds the first metal guard ring. A metal-free region of the dielectric material stack surrounds the second metal guard ring. The metal-free region is disposed adjacent to the second metal guard ring and adjacent to the perimeter of the substrate.
Linear LED module
Various aspects of a light emitting apparatus include a substrate having at least one angled portion. Some aspects of the light emitting apparatus include at least one light emitting device arranged on the substrate. Some aspects of the light emitting apparatus include a plurality of conductors arranged on the substrate. In some aspects of the light emitting apparatus, the conductors are electrically coupled to the at least one light emitting device.
Packaging for ultraviolet optoelectronic device
A solution for packaging an optoelectronic device using an ultraviolet transparent polymer is provided. The ultraviolet transparent polymer material can be placed adjacent to the optoelectronic device and/or a device package on which the optoelectronic device is mounted. Subsequently, the ultraviolet transparent polymer material can be processed to cause the ultraviolet transparent polymer material to adhere to the optoelectronic device and/or the device package. The ultraviolet transparent polymer can be adhered in a manner that protects the optoelectronic device from the ambient environment.
LIGHT-EMITTING DIODE (LED) DISPLAY ARRAY, MANUFACTURING METHOD THEREOF, AND WEARABLE DEVICE
A light-emitting diode (LED) display array, a manufacturing method thereof and a wearable device are provided. The LED display array comprises a first substrate and a second substrate arranged oppositely to each other. At least one pixel unit is formed on a surface of the first substrate facing the second substrate. At least one drive unit is formed on a surface of the second substrate facing the first substrate. Each pixel unit on the first substrate corresponds to a drive unit on the second substrate. A metal block is formed between each pixel unit and the drive unit corresponding to the pixel unit. The pixel unit is electrically connected with the drive unit corresponding to the pixel unit through the metal block.
High-performance LED fabrication
High-performance light-emitting diode together with apparatus and method embodiments thereto are disclosed. The light emitting diode devices emit at a wavelength of 390 nm to 470 nm or at a wavelength of 405 nm to 430 nm. Light emitting diode devices are characterized by having a geometric relationship (e.g., aspect ratio) between a lateral dimension of the device and a vertical dimension of the device such that the geometric aspect ratio forms a volumetric light emitting diode that delivers a substantially flat current density across the device (e.g., as measured across a lateral dimension of the active region). The light emitting diode devices are characterized by having a current density in the active region of greater than about 175 Amps/cm.sup.2.
ILLUMINATION DEVICE
An illumination device includes a supporting base, and a light-emitting element inserted in the supporting base. The light-emitting element includes a substrate having a supporting surface and a side surface, a light-emitting chip disposed on the supporting surface, and a first wavelength conversion layer covering the light-emitting chip and only a portion of the supporting surface without covering the side surface.
Optoelectronic component and method for producing optoelectronic semiconductor components
What is specified is: an optoelectronic semiconductor component (1) comprising a carrier (5) and a semiconductor body (2), wherein the semiconductor body is fastened on the carrier and has a semiconductor layer sequence having an active region (20) provided for generating and/or receiving radiation, a first semiconductor layer (21) and a second semiconductor layer (22). The active region is arranged between the first semiconductor layer and the second semiconductor layer. The carrier is electrically conductive and is divided into a first carrier body (51) and a second carrier body (52), wherein the first carrier body and the second carrier body are electrically insulated from one another. The first carrier body has a first external contact (61) of the semiconductor component on the side remote from the semiconductor body, wherein the first contact is electrically conductively connected to the first semiconductor layer via the first carrier body. The second carrier body has a second external contact (62) of the semiconductor component on the side remote from the semiconductor body, wherein the second contact is electrically conductively connected to the second semiconductor layer via the second carrier body. The invention furthermore relates to a method for producing semiconductor components.
Tall and fine pitch interconnects
Representative implementations of devices and techniques provide interconnect structures and components for coupling various carriers, printed circuit board (PCB) components, integrated circuit (IC) dice, and the like, using tall and/or fine pitch physical connections. Multiple layers of conductive structures or materials are arranged to form the interconnect structures and components. Nonwettable barriers may be used with one or more of the layers to form a shape, including a pitch of one or more of the layers.
Tall and fine pitch interconnects
Representative implementations of devices and techniques provide interconnect structures and components for coupling various carriers, printed circuit board (PCB) components, integrated circuit (IC) dice, and the like, using tall and/or fine pitch physical connections. Multiple layers of conductive structures or materials are arranged to form the interconnect structures and components. Nonwettable barriers may be used with one or more of the layers to form a shape, including a pitch of one or more of the layers.