Abstract: This invention discloses a power divider, a radio frequency transceiver and a multi-stage power divider, the power divider comprises a variable gain amplifier, a power dividing circuit, a power detection circuit and a comparison circuit. The variable gain amplifier comprises a first input terminal, a control terminal and a first output terminal, the first input terminal is configured to receive a first local oscillation signal, and the first output terminal outputs a variable output signal to the power dividing circuit. The power dividing circuit outputs a second local oscillation signal to a next stage power divider and outputs a third local oscillation signal to an up/down converter. The power detection circuit outputs a detection voltage. The comparison circuit receives a reference voltage and the detection voltage and compares the reference voltage with the detection voltage and outputs a bias voltage to the power terminal based on a comparison result.

Abstract: The present disclosure provides a digital PCR system. The system includes a droplet formation assembly and a droplet orifice assembly. The droplet formation assembly includes a heat conducting plate and a cover plate, at least one inverted U-shaped step is placed on a side surface of the cover plate, the heat conducting plate, the cover plate and the inverted U-shaped step together form a droplet formation chamber having an opening at a bottom. The droplet orifice assembly is connected below the droplet formation assembly, and includes a plurality of droplet orifices, the droplet orifice is connected with the droplet formation chamber, and a vaporization component is placed in the droplet orifice, the vaporization component vaporizes a digital PCR solution in the droplet orifice and rapidly pushes the digital PCR solution into a droplet forming oil in the droplet formation chamber, to form a digital PCR droplet.

Abstract: A recoater collision prediction and calibration method for additive manufacturing and a system thereof are provided.

Abstract: A transparent display system, a control method and a control device thereof are provided. The transparent display system includes an information capturing assembly, a transparent display and a control device. The information capturing assembly is used to obtain at least one detection content. The control device includes a detection unit, a resource allocation unit and a recognition unit. The detection unit is used for detecting at least one user in front of a transparent display and at least one target object behind the transparent display according to the detection content. The resource allocation unit is used to obtain a resource allocation according to a detection result of the detection content. The information capturing assembly obtains at least one recognition content. The recognition unit obtains at least one front side position of the user and at least one back side position of the target object according to the resource allocation.

Abstract: A thermal imaging apparatus for measuring a temperature of a target in a monitored area comprises a thermal imager, an optical image capturing device and a computing processing device. The thermal imager is configured to capture a thermal image of the monitored area. The optical image capturing device is configured to capture optical images of the monitored area. The computing processing device is configured to determine one of the optical images as a determined optical image synchronizing with the thermal image according to positions of blocks corresponding to the target in the thermal image and the optical images, perform calculation according to the thermal image and the determined optical image to obtain a measured distance between the target and the thermal imaging apparatus, and perform calibration according to the measured distance and the thermal image to obtain a calibrated temperature value of the target.

Abstract: A sample classification device including a carrier, a first detection module, and a sample pipeline is provided. The first detection module includes a first light-emitting device, a second light-emitting device, and a first optical sensing device. The first light emitting device is located on the carrier and used to emit light of a first wavelength. The second light emitting device is located on the carrier and used to emit light of a second wavelength. The first wavelength is different from the second wavelength. The first optical sensing device is located on the carrier and between the first light emitting device and the second light emitting device. The sample pipeline is located above the carrier and passes above the first optical sensing device.

Abstract: An aluminum alloy wheel for a vehicle is provided, which includes: a wheel central portion, a rim portion, and a plurality of radial elements, wherein the aluminum alloy wheel is processed by centrifugal casting and forging to form a central portion with a morphology exhibiting a grain size variation with decreasing gradient in a lateral direction from an inner side of the wheel central portion to an outer side thereof.

Abstract: The present disclosure provides an image display method and an image display system for alleviating motion sickness. The image display method includes: obtaining a number of shock and speed information of a transportation; comparing at least one of the shock and speed information with one or more than one corresponding threshold to determine whether motion sickness occurs; and in response to the determination that motion sickness occurs, positioning a position of a first image displayed on a display unit according to the shock and speed information.

Abstract: An electronic device includes a transparent substrate, a number of pixel structures and a first trace structure. The transparent substrate includes a transparent region and a trace region. Each of the pixel structures has a sub-pixel structure of first color and a sub-pixel structure of second color. The sub-pixel structure of first color has a light emitting element of first color. The sub-pixel structure of second color has a light emitting element of second color. The first trace structure includes a first main trace, a first auxiliary trace and a second auxiliary trace. The first main trace is disposed in the trace region and surrounds a portion of the transparent region. The first auxiliary trace and the second auxiliary trace are electrically connected to the first main trace, and are electrically connected to the corresponding sub-pixel structure of first color and the corresponding sub-pixel structure of second color, respectively.

Abstract: A parameter analysis method and a parameter analysis system for metal additive manufacturing are provided. The parameter analysis method includes: establishing a powder bed model; simulating a multi-track melting result of the powder bed model according to a plurality of laser parameters to generate a melting model; analyzing the melting model to calculate a plurality of position divergences of a plurality of melting powders of the melting model, and defining a plurality of melting surface powders according to the position divergences; analyzing the melting surface powders to calculate a surface average curvature of the melting model; and determining a laser hatch in the laser parameters allows metal additive manufacturing to meet a quality as needed according to whether the surface average curvature is between a first curvature threshold and a second curvature threshold, the first curvature threshold being smaller than the second curvature threshold.

Abstract: The disclosure relates to a reconstruction prosthesis including a main section, at least one serpentine structure, and at least one mount section. The at least one serpentine structure is connected to one end of the main section. The at least one mount section is connected to the main section via the at least one serpentine structure. The at least one mount section is configured to be connected to osseous tissue. When the at least one serpentine structure is deformed by force, the relative position of the main section and the at least one mount section is changed.

Abstract: A cutting method for forming a chamfered corner includes a step of selecting a light pattern-adjusting module according to a pre-cut chamfer angle, a step of the light pattern-adjusting module emitting a laser beam to a substrate and thus forming a modified region extending in a thickness direction at the substrate, a step of the light pattern-adjusting module adjusting an axial energy distribution of a light pattern of the laser beam to vary an appearance of the modified region so as to form the modified region fulfilling the pre-cut chamfer angle, and a step of etching the substrate having the modified region to form a chamfered surface on the substrate by cutting the modified region from the substrate.

Abstract: A disturbance source positioning method for positioning disturbance sources in a system including a plurality of nodes is provided. The method includes the following steps: grouping the plurality of nodes into a plurality of node groups based on an oscillation feature; establishing an in-group causality of the plurality of node groups based on a successive order of a coherent oscillation component; selecting at least one candidate group from the plurality of node groups based on the in-group causality; and positioning at least one disturbance source node in each candidate group.

Abstract: A method for compensating a design image of a workpiece and a system for processing the design image of the workpiece are disclosed. The method includes the following steps. Obtaining a real image of the workpiece, with the real image having registration holes. Calculating a slope value for each of the registration holes. Determining an amount of interpolation points between each two neighboring registration holes of the registration holes according to the slope value corresponding to each of the registration holes. Obtaining positions of control points in blocks formed by the registration holes. Compensating the design image of the workpiece according to positions of the registration holes, positions of the plurality of interpolation points and the positions of the control points for generating a mapping image. Outputting the mapping image adapted to be mapped onto the workpiece. The system, together with the method, will be introduced.

Abstract: A particle sensing device, configured to detect a particulate concentration in a fluid, includes a detecting channel, a sensing space, a light source and a sensor. The detecting channel is configured for the fluid to flow therethrough. The sensing space is located on one side of the detecting channel and connected to the detecting channel, and the sensing space is surrounded by a surrounding wall. The light source and the sensing space are located on opposite sides of the detecting channel, and the light source is configured to emit light towards the detecting channel. The light is configured to hit at least one particle in the fluid. The sensor is disposed on an inner surface of the surrounding wall, and the sensor is configured to detect a scattered light energy generated when the light hits the particle. The sensor is a distance apart from the detecting channel.

Abstract: A microwave heating method includes following steps: setting multiple microwave heating modes and their corresponding arrangements of resonator; selecting one of the microwave heating modes according to a heating condition; and, disposing an object to be heated and at least one resonator into a heating chamber, and providing a microwave signal to heat the object to heated, wherein a resonance frequency of the at least one resonator is corresponding to a frequency of the microwave signal, and the at least one resonator is arranged in the arrangement corresponding to the selected microwave heating mode. A microwave heating device suitable for the above microwave heating method is also proposed.

Abstract: A multi-threads tracking method, a multi-threads tracking system for an operating system and an electronic device using the same are provided. The multi-threads tracking method of the operating system includes the following steps. At least two message queue access events among two threads and one message queue are intercepted. A thread identification, a process identification, an input value and a return value of each of the message queue access events are recorded. Based on a determination of a relationship among the thread identifications, the process identifications, the input values, and the return values of the message queue access events, an In-Process dependency among the threads and the message queue is established.

Abstract: A method for synchronous control of a gantry mechanism with online inertia matching is applicable to a machine tool equipped with a gantry mechanism. The gantry mechanism includes two rails, a crossbeam and a saddle, in which the saddle is disposed on the crossbeam, and the crossbeam is disposed by crossing the two rails. Each of the two rails is furnished with a driving apparatus for synchronously driving the crossbeam, and the driving apparatus includes a drive motor and a lead screw. This method includes the steps of: obtaining gantry-mechanism information; detecting position information of the saddle on the crossbeam; evaluating the position information and the gantry-mechanism information to derive load-inertia variety information; and, evaluating the load-inertia variety information to adjust torque-output information of the drive motor corresponding to the respective driving apparatus.

Abstract: A traffic light recognition system including a map, a localization module, at least one image capturing device and an image processing module is provided. The map is configured to provide an information relevant to a traffic light. The localization module is configured to provide a positioning information relevant to the traffic light. At least one image capturing device is configured to capture a real-time road image relevant to the traffic light. The image processing module is configured to combine the map and the positioning information of the traffic light provided by the localization module to generate a region of interest in the real-time road image captured by the image capturing device, and to recognize the traffic light in the region of interest, wherein the traffic light includes a light box and at least one light signal.

Abstract: A finger device including a finger segment, a finger base, a first steering control mechanism, a first actuator, a second steering control mechanism, a universal joint and a second actuator is provided. The finger base is connected to one end of the finger segment, and the first steering control mechanism is disposed on the finger base. The first actuator is configured to provide a first moment to the first steering control mechanism, so that the finger segment and the finger base have a degree of freedom in a first moving direction. The second steering control mechanism is disposed on the finger base. The second actuator is configured to provide a second moment to the universal joint. The universal joint is rotatably connected between the second actuator and the second steering control mechanism, so that the finger segment has a degree of freedom in a second moving direction.