Abstract: A protection device may include a semiconductor substrate and a thyristor-type device, formed within the semiconductor substrate, where the thyristor device extends from a first main surface of the semiconductor substrate to a second main surface of the semiconductor substrate. The protection device may include a first PN diode, formed within the semiconductor substrate; and a second PN diode, formed within the semiconductor substrate, wherein the thyristor-type device is arranged in electrical series between the first PN diode and the second PN diode.

Abstract: The present invention provides kappa opioid receptor peptide agonists, methods for preparing these compounds, compositions comprising these kappa opioid receptor peptide agonists, and methods of using the kappa opioid receptor peptide agonists to treat pain or other conditions.

Abstract: Disclosed is a loudspeaker, including: a casing, a driving unit, and a vibration unit. The driving unit is fixed to the casing and is drivingly connected with the vibration unit. The driving unit includes a plurality of driving beams, each of the plurality of driving beams includes a fixed region and an overhanging region. Each of the plurality of driving beams is connected with the casing through its fixed region, and each of the plurality of driving beams is connected with the vibration unit through its overhanging region.

Abstract: The embodiments of the present disclosure disclose a signal measurement circuit and method. The signal measurement circuit include: a plurality of electrodes configured to be attached to a human body and collect physiological signals of the human body; a contact impedance detection circuit electrically connected with the plurality of electrodes, the contact impedance detection circuit being configured to measure a contact impedance between each of the plurality of electrodes and the human body; and a switching circuit configured to control a conduction state between the plurality of electrodes and the contact impedance detection circuit, such that only a portion of the plurality of electrodes are in the conduction state with the contact impedance detection circuit simultaneously.

Abstract: Disclosed is a signal measuring device including: at least one electrode configured to contact with a human body to collect an electromyographic (EMG) signal of the human body in a target frequency range; an alternating current (AC) excitation source electrically connected to the at least one electrode, the AC excitation source being configured to provide an excitation signal at a first frequency to generate a detection signal reflecting a contact impedance between the at least one electrode and the human body; and a gain circuit configured to provide a gain for the EMG signal and the detection signal. In the present disclosure, by providing the gain circuit, gains are provided for the EMG signal and the detection signal collected so as to improve strengths and qualities of the EMG signal and the detection signal, and enable an accurate monitoring of the signal measuring device.

Abstract: Disclosed are a spatial positioning method of a separate virtual system, and a separate virtual system. The spatial positioning method of the separated virtual system provided by the present application, when the mobile terminal is attached to the virtual head-mounted display device and the mobile terminal performs the virtual mode, the 3DOF is determined from the first image captured by the camera, and the rotational freedom degree is obtained based on the first inertial sensor, so the spatial positioning of the virtual head-mounted display device is determined, and the spatial positioning accuracy of the mobile terminal. In addition, the man-machine interaction based on the spatial positioning enhances the game experience, thereby enhancing the performance of the head-mounted reality device separate from the mobile terminal.

Abstract: The present invention relates to a method for inhibiting biogenic hydrogen sulfide in oilfields. A synergistic inhibition system combination agent containing Geobacillus strain GW1 is added into oilfield systems, wherein the strain GW1 has been deposited in China General Microbiological Culture Collection Center on Oct. 20, 2021, and has the deposit number of CGMCC No. 23631.

Abstract: A communication method includes: sending, by a first STA, a trigger frame, and the trigger frame is used to establish a coordinated transmission between multiple STAs.

Abstract: Embodiments of the present disclosure provide a signal acquisition system including a wearable body; a plurality of electrodes fixed on the wearable body and in contact with the skin of a user, and a processing circuit. The plurality of electrodes include a first electrode set and a second electrode set, and the first electrode set is configured to acquire a physiological signal and the second electrode set is configured to acquire a detection signal. The processing circuit configured to eliminate, based on the detection signal, motion artifacts in the physiological signal.

Abstract: A system receives a source database language statement according to a first dialect, determines a pattern of the source database language statement, the pattern comprising an abstract representation of the source database language statement, and checks whether the determined pattern is present in a cache of translations between patterns according to the first dialect and corresponding patterns according to a second dialect different from the first dialect. In response to the determined pattern being present in the cache of translations, the system converts, using a corresponding translation in the cache of translations, the source database language statement according to the first dialect to a respective target database language statement according to the second dialect.

Abstract: A method for data erasing of a non-volatile memory device is disclosed. The memory includes multiple memory cell strings each including a select gate transistor and multiple memory cells that are connected in series. The method comprises applying a step erase voltage to one memory cell string for an erase operation, the step erase voltage having a step-rising shaped voltage waveform. The method further comprises, during a period when the step erase voltage rises from an intermediate level to a peak level, raising a voltage of the select gate transistor from a starting level to a peak level, and raising a voltage of a predetermined region from a starting level to a peak level, such that a gate-induced drain leakage current is generated in the one memory cell string. The predetermined region is adjacent to the at least one select gate transistor and includes at least one memory cell.

Abstract: An electrocardio monitoring system and method are provided. The electrocardio monitoring system includes at least two sets of electrocardio channels and a processing circuit. Each of the at least two sets of electrocardio channels includes at least two electrodes, and each of the at least two sets of electrocardiographic channels is configured to collect signals from a human body through the at least two electrodes, respectively. The processing circuit is configured to extract the electrocardio signal from the signals collected by the at least two sets of electrocardiographic channels.

Abstract: The present invention relates to salt forms of the Pim kinase inhibitor N—{(7R)-4-[(3R,4R,5S)-3-amino-4-hydroxy-5-methylpiperidin-1-yl]-7-hydroxy-6,7-dihydro-5H-cyclopenta[b]pyridin-3-yl}-6-(2,6-difluorophenyl)-5-fluoropyridine-2-carboxamide, including methods of preparation thereof, and intermediates in the preparation thereof, where the compound is useful in the treatment of Pim kinase-related diseases such as cancer.

Abstract: The present disclosure provides compounds that can inhibit the type III secretion system (TTSS) to decrease the pathogenesis of gram-negative bacteria. These compounds may have wide applications for treating bacteria diseases caused by gram-negative bacteria in a host species, including but not limited to, plants and animals. The present invention further relates to compositions that inhibit pathogenesis of gram-negative bacteria without killing the bacteria. Methods relating to preventing and/or treating infection of a host species by bacterial pathogens are also provided herein.

Abstract: An energy storage module and an energy storage cabinet. The energy storage module includes: an energy storage unit, the energy storage unit including a plurality of cells, and the plurality of cells being arranged in sequence in the thickness direction of the cells; a first side plate and a second side plate, the energy storage unit being provided between the first side plate and the second side plate; and support beams, the support beams extending in the thickness direction of the cells and being connected between the first side plate and the second side plate so as to enable the first side plate and the second side plate to clamp the energy storage unit, and the support beams being arranged on at least one side of the energy storage unit in the width direction of the cells.

Abstract: An energy storage cabinet includes a cabinet, which comprises a cabinet body and an opening and closing door, where the cabinet body defines an installation cavity with one end open, a first space and a second space are formed in the installation cavity, the opening and closing door is used for opening or closing the installation cavity. The cabinet also includes a plurality of energy storage modules, the energy storage modules being arranged in the first space, the energy storage modules being stacked in a first direction of the energy storage cabinet, the first space and the second space being arranged side by side in a second direction perpendicular to the first direction; and a control unit, the control unit being arranged in the second space and the control unit is electrically connected to the energy storage module.

Abstract: Embodiments of the present disclosure disclose a signal measurement method and circuit, comprising: receiving a detection signal, the detection signal reflecting a difference between two contact impedances, each of which is a contact impedance between one of two electrodes and a human body, and the two electrodes being affixed to the human body and being configured to collect a physiological signal of the human body; and determining an indicator parameter value reflecting a quality of the physiological signal based on the detection signal. The signal measurement method and circuit provided in the present disclosure can detect the contact impedance between each of the two electrodes and the human body in real-time, and determine, based on the contact impedance, state between each of the two electrodes and the human body, and thus ensure that a physiological signal collected by the electrodes have a high quality.

Abstract: An energy storage cabinet includes: a cabinet, and a first space and a second space formed in the cabinet. Multiple battery modules are disposed in the first space and stacked in a first direction of the energy storage cabinet, and the first space and the second space are disposed side by side in a second direction of the energy storage cabinet perpendicular to the first direction. A controller disposed in the second space and electrically connected to the battery modules.

Abstract: The present application provides an information processing method, an access method, an apparatus and a storage medium. The method includes: receiving a physical uplink shared channel of a message A transmitted by a terminal; and determining a type of the terminal according to the physical uplink shared channel of the message A, to realize the identification of the type of the terminal in a random access procedure.

Abstract: Provided are a method and device employing a smart contract to realize identity-based key management. The method comprises: running a smart contract, and executing a key management process, wherein the key management process comprises: when a key of a target user requires an update and the target user is not a supervised user, generating a master public key and a master private key pertaining to the target user; acquiring, from a blockchain, identity information of the target user; generating a first target private key according to the master public key and the master private key pertaining to the target user and the identity information of the target user; and replacing a current private key of the target user with the first target private key.