Abstract: A copper-clad laminate includes an insulating layer that contains a cured product of a resin composition containing a polymer having a structural unit represented by the following Formula (1) in a molecule, and a metal foil that is laminated on the insulating layer, and in which a chromium element amount, on an exposed surface of the insulating layer exposed by an etching treatment of the copper-clad laminate is 7.5 at % or less with respect to a total element amount on the exposed surface, and ten-point average roughness of the exposed surface is 2.0 ?m or less. In Formula (1), Z represents an arylene group, R1 to R3 each independently represent a hydrogen atom or an alkyl group, and R4 to R6 each independently represent a hydrogen atom or an alkyl group having 1 to 6 carbon atoms.

Abstract: Embodiments provide a communication method and a related product. The method includes: After primary authentication between a core network and a user equipment succeeds, a network function entity in the core network assists a data network in performing secondary authentication between the data network and the user equipment if the secondary authentication further needs to be performed between the data network and the user equipment; the network function entity obtains an authentication result of the secondary authentication and a restriction condition of the secondary authentication from the data network; and the network function entity stores the authentication result and the restriction condition into the core network. The restriction condition may be introduced for the secondary authentication, to make it possible that the authentication result is properly restricted for use, and to lay a foundation for effective management of the authentication result of the secondary authentication.

Abstract: This application relates to a stylus receiving apparatus which includes a bracket, an ejection mechanism, a holding assembly, and a sensing assembly. The bracket defines an accommodating space, and the ejection mechanism is disposed in the accommodating space. The holding assembly includes a magnet part and a coil part. The holding assembly generates a first magnetic field when the coil part is powered off; and the holding assembly generates a second magnetic field when the coil part is powered on. The sensing assembly is communicatively connected to the coil part. The coil part is powered off when the sensing assembly senses that the ejection mechanism changes from an unlocked state to a locked state; and the coil part is powered on when the sensing assembly senses that the ejection mechanism changes from the unlocked state to the locked state.

Abstract: A power noise filter and a supply modulator including the same, and a wireless communication device including the power noise filter are provided. The power noise filter includes a band stop filter and a low pass filter. The band stop filter includes an inductor and a first capacitor, which are connected in parallel between first and second nodes. The first node receives a first voltage, which is filtered by the band pass filter to thereby generate a second voltage at the second node. The first low pass filter includes the inductor and a second capacitor, which has one end connected to the second node and an opposite end connected to a ground source.

Abstract: The invention relates to a heat exchanger assembly with at least one multi-pass heat exchanger, comprising a first distributor (1) with a first connection part (1a) for connecting to a fluid line (9), a second distributor (2) with a second connection part (2a) for connecting to a fluid line (9), and at least one first deflection distributor (4), as well as a plurality of tube lines (5) through which a fluid, in particular water, can flow, wherein the first distributor (1) and the second distributor (2) are arranged at one end (A) of the heat exchanger assembly, the deflection distributor (4) is arranged at the opposite end (B) and the tube lines (5) extend from the one end (A) to the opposite end (B), and wherein the first connection part (1a) is arranged at a lowest point (T) or at least near to the lowest point (T) of the first distributor (1) and the second connection piece (2a) is arranged at a lowest point (T) or at least near to the lowest point (T) of the second distributor (2).

Abstract: Provided are an inkjet printing apparatus and a method for inspecting an inkjet head using same. The inkjet printing apparatus comprises: an inspection stage unit on which an inspection substrate is seated; an inkjet head unit including at least one inkjet head that ejects ink containing dipoles and a solvent in which the dipoles disperse, on the inspection stage unit; and a particle count inspection unit that is located so as to be spaced apart from the inkjet head unit in one direction. The particle count inspection unit comprises: a first heat treatment unit that is located on the top portion of the inspection stage unit; and a first sensing unit that is located on the bottom portion of the inspection stage unit and measures the number of dipoles sprayed onto the inspection substrate.

Abstract: A roll replacing device includes an unwinding member, a roll replacing member and a cutting member. The roll replacing member includes a first roll replacing mechanism and a second roll replacing mechanism arranged opposite to each other. The cutting member can cut off a first strip or a second strip pressed between the first roll replacing mechanism and the second roll replacing mechanism.

Abstract: A compound represented by a specific chemical formula, a core including the compound represented by the specific chemical formula, and a core-shell dye including a shell surrounding the core, a photosensitive resin composition including the compound represented by the specific chemical formula, and a color filter manufactured using the photosensitive resin composition are disclosed.

Abstract: An inner-cabin side part of a hollow part of a protector with a sensor extends between a top end and an inner-cabin side end with an inner-cabin side apex closest to an interior of an automobile body. An outer-cabin side part of the hollow part extends between the top end and an outer-cabin side end with an outer-cabin side apex closest to an exterior of the automobile body. Distances are shorter between the apexes and the ends than between the top end and the apexes. A first conductive part includes parts closer to an installation base member than an apex of a second conductive part. Lower ends of the first conductive part have protrusions formed. The protrusions extend to protrude toward the second conductive part from an inner surface of an outer coat of the hollow part and are formed on uneven bases.

Abstract: A method for measuring a thickness of a metal film, a polishing device, and a medium are provided. The method includes: determining a reference thickness of the metal film based on measurement signals, the measurement signals being indicative of measured thicknesses of different positions on the metal film; determining sub-adjustment parameters based on an adjustment parameter included in the reference thickness, wherein the adjustment parameter includes sub-adjustment parameters corresponding to topographies of different edges of the metal film; and adjusting, based on the sub-adjustment parameters, a coordinate value of a sampling point in a to-be-processed area of the metal film, processing, based on an adjusted coordinate value, an amplitude of the signal corresponding to the sampling point in the measurement signals, and determining a thickness of the metal film based on the processed signal amplitude.

Abstract: A preparation method comprises the following steps: (1) in a protective atmosphere, mixing a graphite powder with a metal peroxide and/or alkali metal superoxide, and leaving same to stand to obtain a mixed graphite-metal peroxide and/or graphite-alkali metal superoxide composite material; (2) putting the composite material prepared in step (1) into a liquid medium, which can react with the metal peroxide and/or the alkali metal superoxide, for a reaction to obtain intercalated graphite; and (3) heating the intercalated graphite prepared in step (2) to prepare the expanded graphite. The preparation method can effectively avoid the generation of harmful impurities such as sulfur and sulfides during the preparation process of the expanded graphite, thereby reducing environmental pollution.

Abstract: This disclosure is directed to a method for operating a wind turbine which includes a speed-variable drive system. The system includes an electrical machine and a pulsewidth modulation-controlled converter. The speed-variable drive system is connected to an electrical grid. In the event of a transient grid fault, a frequency of the pulsewidth modulation is determined in response to a current in an electrical circuit connected to the converter.

Abstract: The present application provides an array substrate, a manufacturing method thereof, and a display panel. A display area of the array substrate includes a functional area, a sensing unit is arranged on a part of a base substrate corresponding to the functional area, the sensing unit is aligned with a pixel electrode, and a metal-covered area and a non-metal-covered area can form a same voltage difference with a common electrode, so that a deflection angle of each part of liquid crystal molecules in the functional area is consistent, and a problem of a difference between brightness and darkness of the display panel is solved.

Abstract: The invention provides an organic electroluminescent material and application thereof. The organic electroluminescent material of the invention contains pyrazine and cyano groups, has the structure of Formula (I). The organic electroluminescent device manufactured by doping with the compound of the invention can significantly improve the power efficiency, and can reduce the turn-on voltage.

Abstract: An object is to provide a high reliability thin film transistor using an oxide semiconductor layer which has stable electric characteristics. In the thin film transistor in which an oxide semiconductor layer is used, the amount of change in threshold voltage of the thin film transistor before and after a BT test is made to be 2 V or less, preferably 1.5 V or less, more preferably 1 V or less, whereby the semiconductor device which has high reliability and stable electric characteristics can be manufactured. In particular, in a display device which is one embodiment of the semiconductor device, a malfunction such as display unevenness due to change in threshold voltage can be reduced.

Abstract: Embodiments of this application provide a radiation apparatus and a multi-band array antenna, and relate to the field of antenna technologies. The radiation apparatus includes a radiation module, a first conductor balun, and a second conductor balun. The first conductor balun is mechanically connected to the second conductor balun under the radiation module. The radiation module includes a first radiation unit and a second radiation unit in a +45° polarization direction, and a third radiation unit and a fourth radiation unit in a ?45° polarization direction. The first conductor balun is configured to feed a first differential signal to the first radiation unit and the second radiation unit. The second conductor balun is configured to feed a second differential signal to the third radiation unit and the fourth radiation unit. The first conductor balun and the second conductor balun are disposed in the same plane.

Abstract: A communication method includes: a first device determines first control information, where the first control information carries first information, and the first information is used to indicate emergency information; and the first control information is format-3 control information, format-3A control information, format-6-0A control information, format-6-0B control information, format-6-1A control information, or format-6-1B control information; the first device sends the first control information to a second device; and the first device sends the emergency information to the second device. The method expands coverage of a network, and may be applied to an internet of things (IoT), for example, machine type communication (MTC), a long term evolution-machine (LTE-M), or machine-to-machine (M2M).

Abstract: An antenna device is disposed on a first, a second, and a third surfaces, and includes a first antenna disposed on the first and the third surfaces, a second antenna disposed on the second surface, and a ground line disposed on the first surface. The first antenna includes a first feedpoint disposed on the first surface, a first element disposed on the first surface, and extending from the first feedpoint to the third surface, and a second element disposed on the third surface, and extending in a direction along the first surface from an end of the first element. The second antenna includes a second feedpoint disposed in a manner separated from the first feedpoint in a direction parallel with the first and the second surfaces, and an antenna element extending from the second feedpoint. The ground line includes a ground line element capacitively coupled to the first antenna.

Abstract: The present invention relates to a sample collection and testing device for analyzing and testing an analyte in a liquid sample. The sample collection device includes a collection inner cavity and a collection outer cavity. The collection inner cavity is disposed inside the collection outer cavity. The collection inner cavity communicates with the collection outer cavity via through holes at a bottom portion of the collection inner cavity. The collection inner cavity is movable between a first position and a second position relative to the collection outer cavity. When the collection inner cavity is at the first position, the liquid sample is collected into the collection outer cavity. When the collection inner cavity is at the second position, the liquid sample is discharged out of the collection outer cavity.

Abstract: A circuit board water-proofing coating composition is provided comprising: at least one passivating agent, preferably containing a molecule comprising a thio-functional group, desirably a thiol group, an azolic moiety, or an azole, and combinations thereof; at least one binder component comprising an organic or inorganic film-forming polymer, and/or one or more polymer pre-cursors polymerizable on a substrate surface; and optionally one or more additive(s); also provided are methods of making and using the coating composition and coated circuit boards.