Abstract: Disclosed is a device for a solid phase extraction comprising two or more of the sorbents to remove phospholipids and salts from a sample, to thereby eliminate matrix effects during mass spectrometry analysis. In particular, the sorbents includes at least one sorbent which is water-wettable and contains at least one hydrophobic component and at least one hydrophilic component and at least one of sorbent having a specific affinity for a matrix interference like phospholipids. Further disclosed is a method using the device of the present invention.

Abstract: A computer-implemented method is presented for inferring passenger routes in a subway system. The method includes identifying, via an imaging device, a target passenger within the subway system, employing an exiting flow extractor to determine passenger exiting waves, employing an exiting wave identifier to mark an exiting wave of the passenger exiting waves including the target passenger, employing a supporting evidence backtracer to determine an entrance gate for each of the passengers in the marked exiting wave including the target passenger, determining a route probability for each of the passengers in the marked exiting wave including the target passenger via voting or distribution estimation processing, and employing a most probable route inferer to infer a route of the target passenger based on an aggregate route probability for all the passengers in the marked exiting wave.

Abstract: The present application relate to a follow-up mechanism and a brake caliper unit for gauge-changeable bogie, the follow-up mechanism includes a follow-up connector, unlocking members that are located on two sides of the follow-up connector and movably connected to the follow-up connector, a transverse displacement recognition device movably connected to the unlocking members, a toothed locking and positioning device mounted on the follow-up connector, and at least two mutually parallel fixation members; the follow-up connector is in sliding fit with the fixation members, and sliders are fixedly connected at ends of the unlocking members; the toothed locking and positioning device is movably connected to the transverse displacement recognition device and fixation members, respectively; the brake caliper unit comprises a mounting bracket, the follow-up mechanism, and a brake actuator mounted on the mounting bracket, the follow-up mechanism is installed in cooperation with the brake actuator, and the fixation me

Abstract: An array substrate, a fabrication method thereof, and a display device are provided. The fabrication method includes forming a first conductive layer and a second conductive layer on both of a first area and a second area of a substrate; forming a bonding pin in the first area to electrically connect with a driving chip, wherein the second conductive layer is located at a side of the first conductive layer away from the substrate; and removing the second conductive layer in the second area, forming a conductive electrode in the second area to electrically connect with a light-emitting element by a connection member.

Abstract: A photoelectric conversion device, a manufacturing method thereof, and a display device are provided. The photoelectric conversion device includes a substrate and a thin film transistor unit layer arranged on the substrate. The photoelectric conversion device includes a photosensitive surface. The thin film transistor unit layer includes an active layer, a source-drain metal layer positioned at both ends of the active layer and electrically connected to the active layer, and a photonic crystal functional layer disposed on a side of the active layer away from the photosensitive surface.

Abstract: The present disclosure relates to certain macrocyclic compounds that inhibit SRC and MET, and/or CSF1R, pharmaceutical compositions containing such compounds, and methods of using such compounds to treat cancer.

Abstract: The present invention provides an array substrate, a liquid crystal display panel, and a liquid crystal display device. The array substrate includes a substrate and first metal wires, pixel electrodes, second metal wires, and thin film transistors disposed on the substrate. The first metal wires include transverse and longitudinal wires. Intersecting portions of the transverse and longitudinal wires form corner regions. The second metal wires can shield the longitudinal wires edges and the corner regions to prevent “bright spot in a dark image state” due to light leakage of edges of the longitudinal wires and the corner regions. The liquid crystal display panel and display device include color filter substrate, the color filter substrate comprises a black matrix, and the black matrix shield light leakage of the first metal wires and the second metal wires edges to further achieve removal of the “bright spot in the dark image state”.

Abstract: The present invention provides an array substrate, a liquid crystal display panel, and a liquid crystal display device. The array substrate includes a substrate and first metal wires, pixel electrodes, second metal wires, and thin film transistors disposed on the substrate. The first metal wires include transverse and longitudinal wires. Intersecting portions of the transverse and longitudinal wires form corner regions. The second metal wires can shield the longitudinal wires edges and the corner regions to prevent “bright spot in a dark image state” due to light leakage of edges of the longitudinal wires and the corner regions. The liquid crystal display panel and display device include color filter substrate, the color filter substrate comprises a black matrix, and the black matrix shield light leakage of the first metal wires and the second metal wires edges to further achieve removal of the “bright spot in the dark image state”.

Abstract: Voltage on the output terminal of an inductor is obtained as a first input signal to a control block (CB); the inductor has an input terminal connected to a power switch and driver block at a switching node. A sense input voltage is obtained on an output terminal of a sensing circuit that is not directly connected to the switching node, as a second input signal to the CB. A voltage is generated on a first output terminal of the CB and is selected such that the CB can use its first and second input signals to infer the current through the inductor. A pulse width modulation (PWM) signal is generated on a second output terminal of the CB, based on the inferred current through the inductor; the second output signal from the CB is provided to a PWM input terminal of the power switch and driver block.

Abstract: A semiconductor laser is disclosed. Trim loss region is provided in inner ridge region of surface of transmission layer facing away from substrate, blind hole is provided in trim loss region, and distance from bottom surface of blind hole to surface of second cladding layer facing to substrate is smaller than evanescent wave length in transmission layer. Blind hole can affect optical field characteristics of light transmission in semiconductor laser by affecting evanescent wave. A method for fabricating a semiconductor laser is also provided.

Abstract: The present invention relates to method and apparatus for recommending a charging station, the method includes: determining, based on personal preference information of a user of an electric vehicle, a specific area reachable by the electric vehicle and suitable for charging the electric vehicle, when receiving a request for searching for a charging station for the electric vehicle; recommending a suitable charging station located in the specific area to the electric vehicle for charging. A suitable charging station may be recommended to the electric vehicle for charging with the method and apparatus.

Abstract: The present application disclosed a squeegee, a printing equipment, and a printing method of substrate. The squeegee comprises a handle and a blade. The handle is used for connecting the squeegee with a printing frame. A protective layer is disposed on one side of the blade away from the handle. Compared with prior art, by disposing the protective layer on one side of the blade away from the handle, the embodiments of the present application effectively enhance the cushioning effect of the squeegee, thereby preventing screen printing from indirect damage of the squeegee to the substrate, and thereby improving process yields.

Abstract: The present disclosure relates to a crystal form of a key intermediate of a bruton tyrosine kinase (BTK) inhibitor and a method for preparing the crystal form, and belongs to the technical field of medicine. The crystal form is a crystal form II of (R)-1-(1-(tert-butyloxyl)pyrrolidine-3-yl)-3-cyano-4-(4-(2,6-difluorophenoxyl)phenyl)-1H-pyrrole-2-ethyl formate. The obtained crystal form II of (R)-1-(1-(tert-butyloxyl)pyrrolidine-3-yl)-3-cyano-4-(4-(2,6-difluorophenoxyl)phenyl)-1H-pyrrole-2-ethyl formate has good chemical stability and crystal form stability and is convenient for storage and transportation. Meanwhile, the intermediate can be highly purified and a sample with a purity of 99.7% is obtained. The crystal form is important for quality control of a BTK inhibitor (R)-4-amino-1-(1-(butyl-2-alkynyl)pyrrolidine-3-yl)-3-(4-(2,6-difluorophenoxyl)phen yl)-1,6-dihydro-7H-pyrrolo[2,3-d]pyridazin-7-one, has a simple preparation process and is suitable for industrial production.

Abstract: A method and apparatus for generating a training model based on feedback are provided. The method for generating a training model based on feedback, includes calculating an eigenvector of a sample among a plurality of samples; obtaining scores granted by a user for one or more of the plurality of samples in a round, obtaining scores granted by the user for a first number of samples; obtaining scores granted by the user for a second number of samples in response to detecting, based on the eigenvector, an inconsistency between the scores granted by the user for the first number of samples; and generating a training model based on the scores granted by the user for the first and second numbers of samples. A corresponding apparatus is also provided.

Abstract: A gate drive circuit and a display panel are provided. The gate drive circuit includes N clock signal lines and a plurality of gate drive units. Each of the gate drive units is connected to at least one of the clock signal lines. Each of the clock signal lines is provided with a capacitance compensation unit, a sum of an area of any one of the clock signal lines and an area of the capacitance compensation unit provided on the same clock signal line is equal to a predetermined area, and N is an integer greater than or equal to 2.

Abstract: An electronic apparatus and radio communication method in a radio communication system. The electronic apparatus includes: one or more processing circuits configured to execute the following operations: determining, based on an antenna array corresponding to the electronic apparatus, corresponding a transceiver unit (TXRU) configuration, wherein each TXRU is associated with one set of antenna units having a same polarization direction, the antenna array includes plural antenna units having M rows, N columns and P-dimensional polarization directions, and M, N and P are natural numbers; and adding antenna configuration information to a radio resource control (RRC) signaling to be use in a user equipment (UE) in the radio communication system, wherein the antenna configuration information is used to obtain a number of the TXRU in the antenna configuration.

Abstract: A gate driver on array (GOA) circuit, a liquid crystal panel comprising the GOA circuit, and a display device including the liquid crystal panel are provided. The GOA circuit comprises a forward and backward scanning control module configured to control the GOA circuit to perform forward scan or backward scan according to a forward scanning signal or a backward scanning signal respectively, a first voltage stabilizing module configured to maintain a voltage level of a first node, and a second voltage stabilizing module electrically connecting to the forward and backward scanning control module, and configured to maintain a voltage level of an output signal of the forward and backward scanning control module.

Abstract: A neurovascular coupling analytical method based on an electroencephalogram and functional near-infrared spectroscopy includes: S100: acquiring an electroencephalogram signal and a brain hemodynamic signal; S110: extracting an event-related potential signal from the electroencephalogram signal; S120: extracting a time characteristic from the event-related potential signal; S130: extracting a hemodynamic response function from the brain hemodynamic signal; S140: extracting an amplitude characteristic and time characteristics from the hemodynamic response function; and S150: analyzing influence of the time characteristic of the event-related potential signal on the amplitude characteristic and the time characteristics of the hemodynamic response function to obtain a coupling result. The time characteristic of the event-related potential signal is a delay.

Abstract: A speed reducer, a power system, a straddle-type rail train, and a rail transport system are disclosed. The speed reducer includes: a box body; a speed-reducing mechanism, disposed in the box body; and a support shaft, a first end of the support shaft being supported on the box body, and a second end of the support shaft being connected to a high-speed end of the speed-reducing mechanism. The speed reducer according to the present disclosure achieves a more stable connection between a drive shaft and a speed-reducing mechanism and a more stable power transmission.