Abstract: A replacing device for a laminated manufacturing platform is provided. The replacing device has a box, a carrying body, and a lifting mechanism. The box includes two slides. The carrying body can slide on the slide and be replaced by another carrying body. Thus, problems that a working platform of a laminated manufacturing equipment is not moved, workpieces are not automatically produced and the workpieces are not synchronously replaced can be effectively solved.

Abstract: A rolling type 3D printing device for recycling powders and an operation method thereof are provided. The rolling type 3D printing device has a rolling mechanism, at least one optical module, and a powder conveying module. The rolling mechanism holds a workpiece and receives powders. Cylindrical or cone workpieces can be laminated by the rolling type 3D printing device through the design of the rolling mechanism.

Abstract: A 3D printing device for recycling powders and an operation method thereof are provided. The 3D printing device for recycling powders has a base, a processing plate, an optical module, and a powder conveying module. The speed of production process of 3D printed workpieces can be increased, the waiting time in the production process can be reduced, and the process stability can be improved by disposing the powder conveying module.

Abstract: A processing apparatus with a novel structure where a tool side rotates in relation to a main body side, capable of producing excellent quality transmission of an electrical signal from the tool side to the main body side with a simpler and more compact composition, and capable of driving an ultrasonic transducer provided on the tool side more effectively. A pair of signal coils are disposed between the main body side and the tool side so as to be able to transmit an electrical signal, and a power supply frequency to the ultrasonic transducer provided to the tool side is controlled by a power supply control member. At least one of the signal coils is provided with a coil winding path that reduces noise electromotive force generated due to an effect from power coils provided to the main body side and the tool side.

Abstract: A semiconductor device comprises: a first semiconductor structure; a second semiconductor structure on the first semiconductor structure; an active region, wherein the active region comprises multiple alternating well layers and barrier layers, the active region further comprises an upper surface facing the second semiconductor structure and a bottom surface opposite the upper surface; an electron blocking region between the second semiconductor structure and the active region; a first aluminum-containing layer between the electron blocking region and the active region, wherein the first aluminum-containing layer has a band gap greater than the band gap of the first electron blocking layer; and a p-type dopant above the bottom surface of the active region and comprising a concentration profile comprising a peak shape having a peak concentration value, wherein the peak concentration value lies at a distance of between 15 nm and 60 nm from the upper surface of the active region.

Abstract: Techniques for providing plant growth lights with improved performance and cost are discussed herein. Some embodiments may provide for a light emitting diode (LED) flip chip chip-on-board (COB) module for optimizing plant growth, including: a circuit board; ultraviolet (UV) LED flip chips connected to the circuit board; a royal-blue phosphor or fluorescent layer covering a first portion of the UV LED flip chips; and a deep-red phosphor or fluorescent layer covering a second portion of the UV LED flip chips. The royal-blue phosphor or fluorescent layer absorbs UV light generated by the first portion of the UV LED flip chips and converts the UV light into broad-band light in royal-blue spectrums. The a deep-red phosphor or fluorescent layer absorbs UV light generated by the second portion of the UV LED flip chips and converts the UV light into broad-band light in deep-red spectrums.

Abstract: A combined machining apparatus and a laser spectroscopic device thereof are provided. The machining vehicle has a machining platform, a machining device and a laser spectroscopic device. The time of a workpiece machined by the composite machine can be effectively reduced by producing a plurality of laser beams to the workpiece from the laser spectroscopic device, and by selectively assembling a tool head or a feeding head onto the machining device.

Abstract: An inspecting and repairing device of additive manufacturing technology and a method thereof are provided. The inspecting and repairing device has a powder bed unit, a repairing unit, and an inspection unit. The powder bed unit has a powder platform, a powder spreading mechanism and a laser unit. The repairing unit has a processing mechanism. The inspection unit has a camera and a controller. According to an image of the powder platform captured by the camera, the controller can determine whether spreading powders, whether being overcome a powder spreading defect, or whether driving the processing mechanism to repair a surface of a workpiece.

Abstract: A method of mounting a game for a localization system including a portable storage device and a game console includes steps of searching for a targeted word unit in the portable storage device and game information in a small database of the portable storage device after the game console is connected with the portable storage device. When any cover information or setup-file information corresponds to a correspondence code in the small database, the cover information or setup-file information are returned to the application-program menu and displayed on a screen. Next, a game can be performed to read a first file, including a game main program, in the portable storage device.

Abstract: An electricity supply tool holder for a machining center is provided, and has: a holder body, a stationary coil portion, a rotating coil portion, a lateral fixing portion, and an electrical machinery. The stationary coil portion is provided with a primary coil therein; the rotating coil portion is correspondingly provided with a secondary coil therein; and the lateral fixing portion is fixed on a side of the stationary coil portion used for removably combining with a machining center. When the tool holder is rotated, an external electric power/signal can be transmitted through the lateral fixing portion to the primary coil, then inducing the secondary coil, then the electric power/signal is transmitted to the electrical machinery. Additionally, the lateral fixing portion can be switched into a locked position to temporarily limit rotation, so that it can be used in a machining center of an Automatic Tool Changing (ATC) system.

Abstract: A machine tool of high-frequency vibration is provided. A main shaft structure of the machine tool comprises a rotating shaft, the end of which is provided with a tool holder chuck for fixing a tool holder; the upper portion of which is provided with a rotating coil portion; the main shaft structure is correspondingly provided with a stationary coil portion; and the tool holder is provided with a high-frequency vibration module. By non-contact coils, an external electric power/signal can be transmitted into the high-frequency vibration module to avoid a wear phenomenon in a contact-rotating electrode. Because the inductive coil is arranged outside of the tool holder, the manufacturing cost of the tool holder is reduced, and the convenience of changing the tool holder is increased. Moreover, the machining stability and efficiency of the tool holder are improved by a control method of sensing/feedback signals with wireless transmission.

Abstract: A “wall-embedded” power-line-communication (PLC) enabled device connecting with the home network backbone through the PLC technology is disclosed. The wall-embedded PLC enabled device includes at least a system module, a front panel, and a holder. With flexible, modular architecture, the device can easily optionally integrate required functions, such as sensors, actuators and so on, or additional heterogeneous communication interfaces, to extend the service coverage, to support the specific smart-house services, and other uses.

Abstract: A handle is mounted on a smart umbrella and contains: a safety device mounted in the handle. The safety device includes a printed circuit board arranged thereon, and the printed circuit board has a bluetooth module and a power module which are fixed on the printed circuit board. The bluetooth module is configured to connect with a bluetooth module of the smart terminal, and when the bluetooth module of the printed circuit board does not connect with the bluetooth module of the smart terminal, the smart terminal sends alert.

Abstract: A photoresist composition and a method for forming a patterned photoresist, and a method for forming an integrated circuit pattern are provided. A photoresist composition is provided. The photoresist composition includes a first polymer, a second polymer; and a solvent. The first polymer is more soluble than the second polymer in an aqueous solution, and the first polymer has a higher etching resistance than the second polymer.

Abstract: A tool and a method of lithography are provided. In various embodiments, the method of lithography includes forming a photoresist layer on a substrate. The method further includes exposing the photoresist layer to form an exposed photoresist layer. The method further includes rinsing the exposed photoresist layer. The method further includes treating the exposed photoresist layer with a chemical modifier to form a modified photoresist layer. The method further includes baking the modified photoresist layer. The method further includes developing the modified photoresist layer.

Abstract: A method is provided for manufacturing a LED package base including providing a metal core substrate having a top surface and a bottom surface and forming two first trenches in the metal core substrate. The first trenches extend from the top surface to the bottom surface. The method further includes at least partially filling in the first trenches with first dielectric material to form dielectric isolations. The dielectric isolations divide the metal core substrate into three metal core portions. Two of the metal core portions may be configured to serve as LED package electrodes. The method also includes applying a second dielectric material to cover at least a portion of the first dielectric material, and forming a conductive layer over the second dielectric material to form circuit contacts. The conductive layer includes a first conductive material.

Abstract: A handle is mounted on a smart umbrella and contains: a safety device mounted in the handle. The safety device includes a printed circuit board arranged thereon, and the printed circuit board has a bluetooth module and a power module which are fixed on the printed circuit board. The bluetooth module is configured to connect with a bluetooth module of the smart terminal, and when the bluetooth module of the printed circuit board does not connect with the bluetooth module of the smart terminal, the smart terminal sends alert.

Abstract: A method is provided for manufacturing a LED package base including providing a metal core substrate having a top surface and a bottom surface and forming two first trenches in the metal core substrate. The first trenches extend from the top surface to the bottom surface. The method further includes at least partially filling in the first trenches with first dielectric material to form dielectric isolations. The dielectric isolations divide the metal core substrate into three metal core portions. Two of the metal core portions may be configured to serve as LED package electrodes. The method also includes applying a second dielectric material to cover at least a portion of the first dielectric material, and forming a conductive layer over the second dielectric material to form circuit contacts. The conductive layer includes a first conductive material.

Abstract: A valve unit includes a valve body with a plate located in a tubular portion of the valve body. The tubular portion has multiple notches defined in the outside there. A knob has a space defined therein and is threadedly mounted to the tubular portion. The knob has a groove defined in the outside thereof. A first hole and a second hole are respectively defined through knob and communicate with the groove. A resilient member is engaged with the groove and two ends of the resilient member are respectively engaged with the first and second holes. A spring is biased between the plate and the knob. The contact portion is engaged with the notches to generate sounds when rotating the knob.

Abstract: A localization system for mounting a game includes at least a portable storage device, wherein each portable storage device comprising a target word unit, linked to small database having an identification code, wherein small database accesses a logic allocation unit comprising at least one file and each file comprises a file identification code; and a game console, comprising at least an interface, linked to a storage unit storing at least an application program for linking portable storage device and for downloading or overwriting existing file; and a central process unit; wherein the application program is utilized to access small database and display relevant information about file having file identification code corresponding to identification code of small database; wherein when game is selected to be executed, central process unit loads file of game into a free space in a main memory of game console and executes file of game.