摘要:
A light-emitting diode (LED) apparatus includes a thermoconductive substrate, a thermoconductive adhesive layer, an epitaxial layer, a current spreading layer and a micro- or nano-roughing structure. The thermoconductive adhesive layer is disposed on the thermoconductive substrate. The epitaxial layer is disposed opposite to the thermoconductive adhesive layer and has a first semiconductor layer, an active layer and a second semiconductor layer. The current spreading layer is disposed between the second semiconductor layer of the epitaxial layer and the thermoconductive adhesive layer. The micro- or nano-roughing structure is disposed on the first semiconductor layer of the epitaxial layer. In addition, a manufacturing method of the LED apparatus is also disclosed.
摘要:
A light-emitting diode (LED) package includes a thermal-conducting substrate, a LED element, a package body, and an optical modulation device. The LED element is formed on the thermal-conducting substrate. The package body is formed on the LED element and the thermal-conducting substrate, and the optical modulation device is disposed on a light outputting surface of the package body and has a plurality of stepped protrusions for adjusting a shape of an optical field of the light beam. The optical modulation device and the package body can be two separate components and be connected together, or the optical modulation device and the package body can be integrally formed as a single piece when they are made. In addition, a manufacturing method of the LED package is also disclosed.
摘要:
A heat dissipation module includes a heat pipe and at least one fin, which is connected to and disposed on an external surface of the heat pipe. The heat pipe includes a casing, a wick and a working fluid. The casing has an accommodating space and a bottom portion. The bottom portion has an uneven surface facing the accommodating space. The wick is disposed over the uneven surface of the bottom portion and the working fluid is filled within the casing.
摘要:
This invention id related to a heat dissipation device comprises a case having a heat dissipation path, a backflow path, a first link path, and a second link path for working fluid to circulate therein. The heat dissipation path and the backflow path are positioned in the different height levels individually. The working fluid will not be more easily have turbulence. The reduction of heat dissipation efficiency will be improved. And the working fluid will not be necessary to limit covering the liquid state and gaseous state both.
摘要:
A heat dissipation apparatus. The heat-dissipation apparatus comprises a chamber, a working fluid, an evaporation section and a condensing section. The chamber has an inner wall, and the working fluid is sealed in the chamber. The evaporation section and the condensing section are located at the inner wall. The first grooves are disposed on the inner wall and connected to the evaporation section and the condensing section. The working fluid is vaporized at the evaporation section when absorbing heat from the heat source and condenses to a liquid phase and releases the heat at the condensing section, and the first groove provides a capillary force to drive the working fluid from the condensing section back to the evaporation section.
摘要:
A light-emitting diode (LED) apparatus includes a thermoconductive substrate, a thermoconductive adhesive layer, an epitaxial layer, a current spreading layer and a micro- or nano-roughing structure. The thermoconductive adhesive layer is disposed on the thermoconductive substrate. The epitaxial layer is disposed opposite to the thermoconductive adhesive layer and has a first semiconductor layer, an active layer and a second semiconductor layer. The current spreading layer is disposed between the second semiconductor layer of the epitaxial layer and the thermoconductive adhesive layer. The micro- or nano-roughing structure is disposed on the first semiconductor layer of the epitaxial layer. In addition, a manufacturing method of the LED apparatus is also disclosed.
摘要:
A micro-electromechanical device includes a substrate, a first patterned conductive layer, a second patterned conductive layer and a first patterned blocking layer. The first patterned conductive layer is disposed on the substrate. The second patterned conductive layer is disposed on the first patterned conductive layer. The first patterned blocking layer is connected with the first patterned conductive layer and the second patterned conductive layer. In addition, a method of manufacturing the micro-electromechanical device is also disclosed.
摘要:
A light-emitting diode (LED) apparatus includes an epitaxial layer and a current spreading layer. The epitaxial layer has a first semiconductor layer, an active layer and a second semiconductor layer. The current spreading layer is disposed on the first semiconductor layer of the epitaxial layer and has a micro/nano roughing structure layer and a transparent conductive layer. The micro/nano roughing structure layer has a plurality of hollow parts, and the transparent conductive layer covers a surface of the micro/nano roughing structure layer and is filled within the hollow parts. In addition, a manufacturing method of the LED apparatus and a current spreading layer with a micro/nano structure are also disclosed.
摘要:
An accelerometer includes a fixing unit and a movable unit. The fixing unit has a plurality of first electrode parts and a plurality of second electrode parts. The movable unit is connected with the fixing unit and includes a body having an opening, a plurality of third electrode parts and a plurality of fourth electrode parts. The third electrode parts are disposed at an outer side of the body with respect to the first electrode parts, respectively. The fourth electrode parts are disposed at the inner side of the body in the opening, and are disposed respectively with respect to the second electrode parts, respectively.
摘要:
A light emitting device and manufacturing method thereof are disclosed. The light emitting device includes a substrate, a LED die, a first transparent layer, an optical wavelength conversion layer and a second transparent layer. The substrate has a die glue part. The LED die is disposed on the die glue part and has a base which is made of a transparent material. The first transparent layer is disposed on the side surface of the LED die. The optical wavelength conversion layer is evenly formed on the first transparent layer and the LED die. The second transparent layer is formed on the optical wavelength conversion layer.