Abstract: The application discloses a universal joint assembly. The universal joint assembly, includes a base, two clamping members, a ball shaft, and a locking member. The base has an accommodating groove, a first opening and a second opening disposed opposite to the first opening. The clamping member is disposed inside the accommodating groove. Each of the two clamping members includes a bearing portion, a fulcrum portion, and a clamping portion. An adjustable space exists between an outer side of the bearing portion and an inner wall of the accommodating groove. The locking member presses the ball shaft and the bearing portion. The clamping member take a position where the fulcrum portion contacts the inner wall as a fulcrum, so that the clamping portion moves toward the ball shaft and clamps the ball shaft.

Abstract: A device includes a substrate, a first conductive layer on the substrate, a first conductive via, and further conductive layers and conductive vias between the first conductive via and the substrate. The first conductive via is between the substrate and the first conductive layer, and is electrically connected to the first conductive layer. The first conductive via extends through at least two dielectric layers, and has thickness greater than about 8 kilo-Angstroms. An inductor having high quality factor is formed in the first conductive layer and also includes the first conductive via.

Abstract: A communication system and a communication method for reporting a compromised state in one-way transmission are provided. The communication method includes: receiving a packet by a first port; coupling an error checking circuit to the first port, wherein the error checking circuit checks a header of the packet; coupling a first unidirectional coupler to the first port and the error checking circuit, and coupling a second unidirectional coupler to the first port and the error checking circuit; in response to an error being in the header, disabling the first unidirectional coupler and the data inspection circuit and enabling the second unidirectional coupler by the error checking circuit; receiving the packet from the communication device by a receiving server; and in response to determining the received packet is incomplete by the receiving server, outputting the compromised state by the receiving server.

Abstract: A composite structure with an aluminum-based alloy layer containing boron carbide and a manufacturing method thereof are provided. The composite structure includes a substrate with an open hole in that surface and the aluminum-based alloy layer containing boron carbide. The aluminum-based alloy layer is disposed in the open hole and contains aluminum, boron, carbon, and oxygen, wherein the content of aluminum is between 4 at. % and 55 at. %, the content of boron is between 9 at. % and 32 at. %, the content of carbon is between 13 at. % and 32 at. %, the content of oxygen is between 2 at. % and 38 at. %, and the ratio of the content of boron to carbon is between 0.3 and 2.7.

Abstract: A wiring method of a stator of a rotating electric machine includes: winding m-th layer of a first coil in a first direction from an outer-diameter side toward an inner-diameter side of the stator; winding (m+1)-th layer of the first coil in a second direction opposite to the first direction, a closest distance between n-th layer of the first coil and a centerline is less than a threshold; winding m-th layer of a second coil in the first direction; winding (m+1)-th layer of the second coil in the second direction, the turns of n-th layer of the second coil is equal to the turns of the n-th layer of the first coil minus two; sequentially winding from (n+1)-th layer of the second coil to a final layer of the second coil so as to fill the first wiring region and/or the second wiring region.

Abstract: A communication system and a communication method for one-way transmission are provided. The communication method includes: transmitting a filtering rule to a programmable logic device by a server; receiving a signal and obtaining data from the signal by the server; packing the data to generate at least one data packet by the server; transmitting the at least one data packet to the programmable logic device by the server; and determining, according to the filtering rule, whether to output the at least one data packet by the programmable logic device.

Abstract: The present disclosure provides a method for detecting short-chain fatty acids in biological samples, including a derivatizing step, a loading step and a detecting step. The derivatizing step includes treating the short-chain fatty acids in the biological sample with 2-nitrophenylhydrazine for derivatizing the short-chain fatty acids into a sample to be detected. The loading step includes loading the sample onto a paper carrier. The detecting step includes analyzing the sample loaded onto the paper carrier by direct analysis in real time mass spectrometry for obtaining a detection result. The method provided by the present disclosure may complete the analysis of the biological sample within a short period of time and achieve a quantitative result comparable to that obtained by conventional chromatographic approaches.

Abstract: A system for use in a poultry house includes a control server, a network gateway disposed in the poultry house and equipping with a wireless communication capability; a movable sensor module disposed in the poultry house, wherein the movable sensor module is movable within the poultry house for obtaining a plurality of environmental parameters associated with specific locations within the poultry house, and a sampling machine disposed in the poultry house for obtaining a sample of poultry waste on the ground of the poultry house. The movable sensor module transmits the environmental parameters to the network gateway, and the network gateway transmits the environmental parameters to the control server for processing the environmental parameters.

Abstract: A image matching method includes: converting an original image and a reference image to a hue-based color space; adjusting hue values of the original image based on hue values of the reference image to obtain an adjusted image; generating a hue-difference image based on the adjusted image and the original image; obtaining a binary image based on the hue-difference image; and for each pixel having a non-zero pixel value in the binary image, determining whether an adjacent pixel has a pixel value equal to zero, and in the affirmative, correcting a hue value corresponding to the pixel in the adjusted image based on the hue values corresponding to the adjacent pixel in the original image and in the adjusted image.

Abstract: A method for determining wire regions of a circuit includes steps of: obtaining an original image containing multiple stick regions; processing the original image to obtain a first processed image containing multiple line segments; grouping the line segments into multiple groups corresponding respectively to the stick regions; generating a second processed image including multiple complete lines corresponding respectively to the groups; and generating a third processed image including multiple extended lines by extending the complete lines; and determining, for each of the extended lines in the third processed image, a rectangular region based on a stick region in the original image corresponding thereto.

Abstract: An image stitching method is proposed to include: A) acquiring a plurality of segment images for a target scene, each of the segment images containing a part of a target scene; B) for two adjacent segment images, which are two of the segment images that have overlapping fields of view, comparing the two adjacent segment images to determine a stitching position for the two adjacent segment images from a common part of the overlapping fields of view; and C) stitching the two adjacent images together based on the stitching position thus determined.

Abstract: A switch device is provided. The switch device includes a switch and a one-way link circuit, wherein the switch including a first port, a second port, and a third port. The third port coupled to the second port via a first path and coupled to the first port via a second path. An input terminal of the one-way link circuit is coupled to the first port.

Abstract: A communication system and a communication method for reporting a compromised state in one-way transmission are provided. The communication method includes: receiving a packet by a first port; coupling an error checking circuit to the first port, wherein the error checking circuit checks a header of the packet; coupling a first unidirectional coupler to the first port and the error checking circuit, and coupling a second unidirectional coupler to the first port and the error checking circuit; in response to an error being in the header, disabling the first unidirectional coupler and the data inspection circuit and enabling the second unidirectional coupler by the error checking circuit; receiving the packet from the communication device by a receiving server; and in response to determining the received packet is incomplete by the receiving server, outputting the compromised state by the receiving server.

Abstract: The invention encompasses devices and methods that at least partially entrap the droplets and aerosols from a person undergoing an aerosol/droplet-generating procedure, thereby reducing a heath care worker's direct exposure to such health hazards. The device includes a planar cover structure impermeable to aerosols, droplets, fluids and gas. The planar cover structure providing a barrier between a health care worker and the body cavity or orifice of a patient. A hollow tubular extension forming an opening on the planar cover structure and the opening is configured to he positioned approximately on top of the body cavity or orifice of the patient. The opening configured to be reversibly closed via a closure mechanism.

Abstract: A rotary motor stator includes a plurality of stator teeth and a plurality of terminal securing blocks. The stator teeth are arranged in a ring to define a rotor accommodation space. Each stator tooth includes an inner side, a winding section and an outer side. The inner side is closer to the rotor accommodation space than the outer side, and the winding section is located between the inner side and the outer side for winding a coil. Each terminal securing block is fixed to the outer side of each stator tooth, and each terminal securing block includes a first wire slot configured to secure an end of the coil. An angle between a line passing through a center of the ring and a center of each terminal securing block and a lengthwise direction of the first wire slot is an acute angle.

Abstract: A use of an anthranilic acid derivative as a matrix for a MALDI Mass spectrometry, comprising: preparing a matrix compound represented by the following formula: wherein X is selected from hydrogen and a hydroxyl group, and Y is selected from hydrogen, a methyl group or an acetyl group, provided that when X is hydrogen, Y is hydrogen or an acetyl group, and when X is a hydroxyl group, Y is a methyl group; applying the matrix compound and an analyte onto a sample holder; and analyzing the analyte by the MALDI mass spectrometer.

Abstract: A device includes a substrate, a first conductive layer on the substrate, a first conductive via, and further conductive layers and conductive vias between the first conductive via and the substrate. The first conductive via is between the substrate and the first conductive layer, and is electrically connected to the first conductive layer. The first conductive via extends through at least two dielectric layers, and has thickness greater than about 8 kilo-Angstroms. An inductor having high quality factor is formed in the first conductive layer and also includes the first conductive via.

Abstract: A semiconductor device includes a method of manufacturing a semiconductor device. The method includes forming an interconnect structure. In some embodiments, the forming of the interconnect structure includes forming a first patterned layer over a substrate, attaching a die attach film (DAF) to a permalloy device and transporting the permalloy device to the first patterned layer through a pick and place operation, forming a second patterned layer in the same tier as the permalloy device, and bonding a semiconductor die to the interconnect structure. In some embodiments, the second patterned layer is aligned with the first patterned layer, forming a third patterned layer over the second patterned layer and the permalloy device. In some embodiments, the first patterned layer, the second patterned layer and the third patterned layer collectively form a coil winding around the permalloy device.

Abstract: A communication system and a communication method for one-way transmission are provided.

Abstract: A communication method and a switch device for one-way transmission based on VLAN ID are provided. The communication method includes: receiving, by a first port of a switch, a first data packet from a first external device; packing the first data packet with a first VLAN ID corresponding to a first path to generate a second data packet; receiving, by a first PLD, the second data packet from a third port of the switch; filtering, by the first PLD, the second data packet according to a first filtering rule; in response to the second data packet being matched with the first filtering rule, overwriting the first VLAN ID by a second VLAN ID corresponding to a second path to generate a third data packet; and transmitting, by the first PLD, the third data packet to a second port of the switch via the second path.