Abstract: A method and system for precision micromachining by utilizing X-ray imaging and laser ablation. X-ray is utilized for imaging and locating one or more buried features or defects in semiconductor packages or devices, while laser ablation is accurately targeted at the area of interest to achieve precise and accurate micromachining. X-ray imaging and laser ablation can either occur simultaneously or in turns during the precision micromachining process.

Abstract: A method for performing lower limb rehabilitation training comprises the steps of: (a) placing a training object's feet on a pedal in a limb rehabilitation training system, wherein the pedal comprises a pressure sensor and a location information sensor; (b) standing stably on the pedal to enable the pressure sensor on the pedal to record the body weight of the training object; and (c) sitting down on the saddle, thereby enabling: the pressure sensor on the pedal to monitor pressure variation between the training object and the pedal throughout the training of the training object, wherein the rehabilitation evaluating unit evaluates the physical status and rehabilitation status of the training object according to the physiological information and exercise information of the same collected by the sensing unit, and adjusts the exercise frequency and the exercise duration of the training object according to the physical status.

Abstract: A liquid-crystal (LC) media having a negative dielectric anisotropy containing a compound of formula I and the use of the LC media for optical, electro-optical and electronic purposes, in particular in energy-efficient LC displays, especially in IPS, FFS, VA or PS-VA displays.

Abstract: The present disclosure provides a modified deodorant urea-formaldehyde (UF) resin and use thereof, as well as a particleboard and a preparation method thereof, and relates to the technical field of wood-based panels. Raw materials for preparing the modified deodorant UF resin provided by the present disclosure include: melamine-modified UF resin (MUF), aluminum ammonium sulfate dodecahydrate, wax, and water. Raw materials for preparing the MUF include: urea, formaldehyde, and melamine. When the modified deodorant UF resin provided by the present disclosure is used to prepare wood-based panels, the aluminum ammonium sulfate dodecahydrate losses 12 crystal water during hot pressing to form a metastable structure NH4Al(SO4)2, in which NH4+ can react with the formaldehyde to reduce formaldehyde emission, and NH4+ and A13+ can absorb hydroxyl groups of organic substances to form hydrogen bonds to reduce odor of the wood-based panels.

Abstract: Provided is a determination method of differential protection suitable for an electricity transmission line with multi-terminal T-connection.

Abstract: A compressor system (10) and an intake pipe (300) used for the compressor system (10), wherein the intake pipe (300) comprises: a lubricant separator (310), which is configured to separate a lubricant which is in a compression fluid flowing through the intake pipe (300); and a first lubricant supply pipe (340), which is configured to supply the separated lubricant to a first compressor (100) or a second compressor (200) in the compressor system (10).

Abstract: The present invention relates to MIS robotic control terminal and robot system, wherein the system comprises: a master manipulator handle, for driving at least one slave manipulator coupled thereto; a display-and-control portion, for controlling the master manipulator handle and the at least one slave manipulator coupled to the master manipulator handle; and a foot-operated clutch portion, for breaking signal communication between the master and slave manipulators; in which when a human operator uses the display-and-control portion to establish signal communication between the master manipulator handle and any said slave manipulator, the display-and-control portion is at least capable of according to types of instruments on two said slave manipulators that are currently in communicative connection to master manipulator handles that are different from each other, respectively, defining a moving space of any said slave manipulator in a corresponding surgical area by means of calling movement schemes correspondi

Abstract: Disclosed are a compression mechanism and a scroll compressor. The compression mechanism comprises an orbiting scroll and a non-orbiting scroll comprising a non-orbiting scroll end plate and forms a series of fluid chambers comprising an intermediate compression chamber. An exhaust communication space is provided on the second side of the non-orbiting scroll end plate, and the non-orbiting scroll end plate is provided with a pressure relief port which makes at least one intermediate compression chamber be in selective fluid communication with the exhaust communication space. An end plate surface on the first side of the non-orbiting scroll end plate is provided with an exhaust groove which is in communication with the pressure relief port, the pressure relief port can be in fluid communication with the at least one intermediate compression chamber through the exhaust groove.

Abstract: A method for detecting objects in a charging area of a wireless charging transmitter includes providing a bridge circuit that generates a ping signal, and providing the ping signal to a transmitter terminal. The method further includes monitoring at least one of a current of a power supply connected to the bridge circuit, and a current at the transmitter terminal to determine if an eligible object is in the charging area. The ping signal has parameters including frequency, duty cycle, and phase shift angle, where at least one of these parameters varies with time.

Abstract: A claw-pole motor comprising a non-magnetic rotary shaft having a longitudinal axis, a plurality of flux concentrators extending along the longitudinal axis of the rotary shaft, and a plurality of magnetic claw poles extending along the longitudinal axis of the rotary shaft, each of the plurality of flux concentrators alternating with each of the magnetic claw poles about the rotary shaft, and a stator having a plurality of coil assemblies, each coil assembly including a solenoid coil and an enclosure having a upper portion and lower portion, the upper portion and the lower portion of the enclosure having alternating stator teeth about the longitudinal axis.

Abstract: One example optical transceiver includes an optical interface, an optical receiver, and a polarization-maintaining optical waveguide, where the optical receiver includes a mixer, an optical-to-electrical converter, an analog-to-digital converter, and a digital signal processor.

Abstract: Provided are a ground fault protection method and apparatus for a photovoltaic station output transmission line. A circuit breaker on a photovoltaic side is controlled by a control element. Whether measured zero sequence impedance on the photovoltaic side of a segment line has a large variation before and after an action of power grid side distance protection is determined, the variation of the measured zero sequence impedance is inputted into the control element, in condition that the variation of the measured zero sequence impedance is less than a setting value, a tripping signal is outputted to the circuit breaker on the photovoltaic side to isolate the fault; and in condition that the variation of the measured zero sequence impedance is greater than the setting value, photovoltaic side distance protection is not started.

Abstract: A thickness detector device and method, a detector system and a slot device are provided, and the thickness detector device includes: a base, which has a side wall provided with a through slot that penetrates through the base; a slot component at the base and has n slots, n being an integer greater than 1, and a width of each slot being less than a width of the through slot; a driver component which is provided on the base, is in a fixed connection with the slot component, and is configured to change the slot that is in the slot component and is in communication with the through slot by driving the slot component to move.

Abstract: Provided are a ground fault protection method and apparatus for a photovoltaic station output transmission line. A circuit breaker on a photovoltaic side is controlled by a control element. Whether measured zero sequence impedance on the photovoltaic side of a segment line has a large variation before and after an action of power grid side distance protection is determined, the variation of the measured zero sequence impedance is inputted into the control element, in condition that the variation of the measured zero sequence impedance is less than a setting value, a tripping signal is outputted to the circuit breaker on the photovoltaic side to isolate the fault; and in condition that the variation of the measured zero sequence impedance is greater than the setting value, photovoltaic side distance protection is not started.

Abstract: A coherent optical receiving apparatus includes a polarization beam splitting unit, an optical frequency mixing unit, and a combining unit. The polarization beam splitting unit is configured to receive local oscillator light in any polarization state, and perform polarization state split on the received local oscillator light to obtain first polarized light in a linear polarization state. The optical frequency mixing unit is configured to perform frequency mixing on the first polarized light and second polarized light, and output mixed light to the combining unit. The second polarized light is polarized light in a linear polarization state obtained by splitting signal light. The combining unit is configured to combine every two paths of light output by the optical frequency mixing unit into one path for output.

Abstract: Provided is a determination method of differential protection suitable for an electricity transmission line with multi-terminal T-connection.

Abstract: A thickness detector device and method, a detector system and a slot device are provided, and the thickness detector device includes: a base, which has a side wall provided with a through slot that penetrates through the base; a slot component at the base and has n slots, n being an integer greater than 1, and a width of each slot being less than a width of the through slot; a driver component which is provided on the base, is in a fixed connection with the slot component, and is configured to change the slot that is in the slot component and is in communication with the through slot by driving the slot component to move.

Abstract: A method for performing lower limb rehabilitation training comprises the steps of: (a) placing a training object's feet on a pedal in a limb rehabilitation training system, wherein the pedal comprises a pressure sensor and a location information sensor; (b) standing stably on the pedal to enable the pressure sensor on the pedal to record the body weight of the training object; and (c) sitting down on the saddle, thereby enabling: the pressure sensor on the pedal to monitor pressure variation between the training object and the pedal throughout the training of the training object, wherein the rehabilitation evaluating unit evaluates the physical status and rehabilitation status of the training object according to the physiological information and exercise information of the same collected by the sensing unit, and adjusts the exercise frequency and the exercise duration of the training object according to the physical status.

Abstract: A rehabilitation training system for lower limb rehabilitation comprises a function module comprising: a sensing unit that collects body function data comprising pedal pressure, exercise duration, and exercise mileage; and a mechanical structure module comprising: a driving unit and a linkage unit arranged on a frame; a groove plate for supporting a cam roller, a pedal for supporting the weight of the training object and driving the lower limb of the training object to move; a link for transmitting kinetic energy to the pedal; a rocker for supporting the link; a connecting bulge driving a guide shaft to rotate; a linear bearing supporting the guide shaft and an axis pin for connecting the link and the slider.

Abstract: A method and device for inspection or analysis of a semiconductor sample is provided. The method includes: sandwiching a processed semiconductor sample between two blocks of a semiconductor material; polishing the sandwiched sample such that an even surface is obtained; and measuring the surface of the sandwiched sample. The blocks of a semiconductor material comprise the same semiconductor material as the semiconductor sample.