Abstract: A projector includes a light source module, a light valve, and a projection lens. The light source module is adapted to provide an illumination light beam and includes a base having first and second side surfaces, first and second color light-emitting units respectively disposed on the first and second side surfaces, and first and second heat dissipation structures respectively connected to the first and second color light-emitting units. The first and second heat dissipation structures are separated from each other and define an accommodation space together. The light valve is located on a transmission path of the illumination light beam and adapted to convert the illumination light beam into an image light beam. The projection lens is located on a transmission path of the image light beam and adapted to project the image light beam.

Abstract: An electronic package is provided, where a laterally diffused metal oxide semiconductor (LDMOS) type electronic structure is mounted onto a complementary metal oxide semiconductor (CMOS) type electronic element to be integrated into a chip module, thereby shortening electrical transmission path between the electronic structure and the electronic element so as to reduce the communication time between the electronic structure and the electronic element.

Abstract: A process for the preparation of a nanoparticulate active ingredient comprises the steps of: a) providing a solvent, a pharmaceutical active ingredient dissolved in the solvent, a liquid antisolvent and a stabilizer which is dissolved in the solvent or in the antisolvent and wherein the antisolvent is miscible in the solvent; b) mixing the solvent, the active ingredient, the antisolvent and the stabilizer in a micromixer, thereby obtaining a suspension comprising a precipitate of the active ingredient, the solvent and the antisolvent. The active ingredient precipitate is present in the form of nanoparticles having an average particle size of ?10 nm to ?999 nm and a particle size distribution, determined by dynamic light scattering (DLS) according to ISO 22412:2017, having a polydispersity index of ?0.2.

Abstract: A method and system for transmitting and receiving data packets between two network nodes via one or more end-to-end connections. An interface is provided for selecting one or more possible end-to-end connection(s) or established end-to-end connection(s). The method and system may further comprise receiving a policy, wherein one or more selected end-to-end connections are established based, at least in part, on the policy. The policy may also restrict or promote selection of certain established end-to-end connection(s) via the interface provided. The selected and established end-to-end connection(s) are used for transmitting and receiving data packets.

Abstract: Disclosed is a coil module, comprising: a vibrating membrane suspended on an air chamber defined and supported by a first substrate, at least one planar coil, embedded in the vibrating membrane, and at least a soft magnet, embedded in the vibrating membrane and disposed surrounding at least a portion of a contour of the planar coil; wherein a substantial portion of the planar coil locates at substantially the same plan where a portion of the soft magnet is arranged. A microspeaker and a. method for preparing the same are also disclosed.

Abstract: A circuit system and a circuit control method applied to a motor drive are disclosed. The circuit control method includes the steps of providing a phase-locked circuit unit and providing a PWM control unit. The phase-locked circuit unit enables a first carrier signal and a second carrier signal to have identical amplitudes and starting points. The PWM control unit compares the first carrier signal with a reference signal for controlling a switch. When a load current is independently supplied by at least one DC capacitor, a SVPWM control unit controls an inverter unit for the load current to be zero, thereby reducing DC voltage ripple, operation loss and transient voltage surge.

Abstract: An optical engine module used in a projection device and configured to generate an image beam includes a housing and a plate. The housing has a surrounding side wall and a bottom wall connected to each other. The bottom wall has a first opening. The surrounding side wall has an off-state beam irradiation zone adjacent to the first opening. The first opening is configured to allow the image beam to exit. The off-state beam irradiation zone is configured to be irradiated by an off-state beam. The plate has a light receiving part and a heat dissipating part. The light receiving part is disposed in the off-state beam irradiation zone. The heat dissipating part passes through the bottom wall and extends out of the housing. A projection device adopting the optical engine module is also provided.

Abstract: A motor and a rotor structure thereof are disclosed. The rotor structure includes a rotor core. The rotor core has a plurality of magnetic member units arranged around a periphery of the rotor core. Each magnetic member unit includes two first magnetic members and a second magnetic member. The two first magnetic members are obliquely arranged in a V shape relative to a center of the rotor core. The second magnetic member extends transversely between the two first magnetic members. Each first magnetic member has at least two permanent magnets that are arranged obliquely. The motor further includes a stator core covering the rotor core. The stator core has a plurality of stator windings arranged annularly. The stator windings correspond to the magnetic member units. The rotor structure has high structural strength, and the phenomenon of stress concentration is less obvious when the motor is running.

Abstract: A method and system for transmitting and receiving data packets between two network nodes via one or more end-to-end connections. An interface is provided for selecting one or more possible end-to-end connection(s) or established end-to-end connection(s). The method and system may further comprise receiving a policy, wherein one or more selected end-to-end connections are established based, at least in part, on the policy. The policy may also restrict or promote selection of certain established end-to-end connection(s) via the interface provided. The selected and established end-to-end connection(s) are used for transmitting and receiving data packets.

Abstract: A motor and a rotating shaft cooling device thereof are disclosed. A rotating shaft of the motor is formed with an annular space. A shaft has a front end and a rear end. The shaft is a blind tube formed with a channel communicating with the annular space through a plurality of nozzles. The distance between the nozzles and the rear end is less than one-half of the length of the shaft. A cooling fluid flows through the nozzles to form a jet array to impinge on the inner wall of the rotating shaft to cool the rotating shaft, and flows back in the annular space to enhance the cooling effect, increase the heat exchange area, and improve the cooling effectiveness of the rotating shaft.

Abstract: The present disclosure provides a liquid crystal display panel, a color resistance layer is disposed on an array substrate corresponding to the bonding terminals, a plurality of conductive components are disposed on a surface of the color resistance layer and one-to-one electrically connected to metal lines, a first silver line is in contact with each of the metal lines and the conductive components corresponding to the metal lines in a thickness direction of the liquid crystal display panel, and a second silver line is in contact with a surface of the conductive components near the color filter substrate, to improve display effect of the liquid crystal display panel.

Abstract: A package structure of a micro speaker includes a substrate, a diaphragm, a coil, a carrier board, a lid, a first permanent magnetic element, and a second permanent magnetic element. The substrate has a hollow chamber. The diaphragm is suspended over the hollow chamber. The coil is embedded in the diaphragm. The carrier board is disposed on the bottom surface of the substrate. The first permanent magnetic element is disposed on the carrier board and in the hollow chamber. The lid is wrapped around the substrate and the diaphragm. The lid exposes a portion of the top surface of the diaphragm. The second permanent magnetic element is disposed either above the lid or under the lid.

Abstract: The present disclosure provides a stator and winding assembly thereof. The stator includes a stator core including a tube wall and a hollow portion and a winding assembly. The winding assembly is disposed in the hollow portion and includes a first winding group and a second winding group. The first winding group includes plural winding units disposed on an inner side of the tube wall and defining an outer layer. The second winding group includes plural winding units disposed on an inner side of the outer layer and defining an inner layer. Any one of the projections of the winding units at the inner layer is partially overlapped with the projections of the two adjacent winding units at the outer layer. A number of turns of the winding units of the first winding group is equal to or greater than that of the winding units of the second winding group.

Abstract: A wireless power transmitting terminal and control method are disclosed. The wireless power transmitting terminal including an inverter circuit, a resonance circuit and a controller, wherein in a frequency detection state, an alternating current of the inverter circuit is controlled to switch between different candidate frequencies, so as to determine a resonance frequency and a maximum peak value of an electrical parameter of the alternating current at the resonance frequency, and determine an operating state of the power transmitting terminal according to the change of the maximum peak value. Therefore, the wireless power transmitting terminal can dynamically adjust in real time a preset operating state thereof, thereby improving the device adaptability, and avoiding the damage of the device to be charged.

Abstract: A chamber for processing deposition on a wafer includes a wafer holder having a central surface region for placing a wafer and a carrier ring support surface encircling the central surface region; and a carrier ring disposed on the carrier ring support surface. The carrier ring comprises an annular disk body comprising an annular wafer support region, an annular peripheral region, and an annular transition region between the annular wafer support region and the annular peripheral region. The annular peripheral region comprises a top carrier ring surface. The annular wafer support region has a lower carrier ring surface that is in physical contact with a wafer during processing. The annular transition region comprises a curved slope between the top carrier ring surface and the lower carrier ring surface.

Abstract: An optical element includes a prism and a light blocking member. The prism has a first surface, a second surface and a third surface. The first surface is connected to the second surface. The third surface is connected between the first and second surfaces and opposite to a light valve of a projection device. The first surface reflects an image light beam from the light valve to allow the image light beam to pass through the second surface. The light blocking member is disposed on the prism and includes a first light blocking portion and a second light blocking portion adjacent to each other. The first light blocking portion shields a part of the first surface adjacent to the second surface, and the second light blocking portion shields a part of the second surface adjacent to the first surface. A projection device using the optical element is also provided.

Abstract: The present invention provides a structure of short-throw ambient light rejecting screen, which comprises a base and an optical structure device disposed on the base. The optical structure device includes a plurality of optical structure parts. Each of the plurality of optical structure parts includes a first side, a second side, and a base part. The first side and the base form a first angle for reflecting a light source. The second side and the base form a second angle for absorbing a light source. The base part is a length on the base confined by first side and the second side. The first angle is 20˜40 degrees. The second angle is 70˜90 degrees. The length on the base part is 250˜350 um. By adjusting the first angle, the second angle, and the length on the base part of each optical structure part, the height of the optical structure part can be maintained constant. In addition, the differences between the incident projection angles can be reduced as well.

Abstract: A circuit system and a circuit control method applied to a motor drive are disclosed. The circuit control method includes the steps of providing a phase-locked circuit unit and providing a PWM control unit. The phase-locked circuit unit enables a first carrier signal and a second carrier signal to have identical amplitudes and starting points. The PWM control unit compares the first carrier signal with a reference signal for controlling a switch. When a load current is independently supplied by at least one DC capacitor, a SVPWM control unit controls an inverter unit for the load current to be zero, thereby reducing DC voltage ripple, operation loss and transient voltage surge.