Abstract: A positive electrode plate has a plurality of corner areas spaced along a first direction. Each corner area forms a first bending layer of an electrode assembly when the positive electrode plate is wound along the first direction. The positive electrode plate includes a current collector and active substance layers arranged on two opposite surfaces of the current collector. The first bending layer is provided with a concave surface, and in at least one of the plurality of corner areas, one or a plurality of aperture(s) is/are arranged on the active substance layers configured to form the concave surface.

Abstract: Disclosed is a folding seat which comprises a chair pocket, a first supporting assembly, and a second supporting assembly, the chair pocket is sheathed on the first supporting assembly and the second supporting assembly. The first supporting assembly comprises a supporting rod and a supporting base, the supporting rod is hinged in the supporting base and rotates in a preset range. The second supporting assembly and the first supporting assembly have the same structure and arranged opposite to each other detachably. By arranging the first supporting assembly and the second supporting assembly detachably to support the chair pocket, the folding seat can be fixed. By dissembling the first supporting assembly and the second supporting assembly, then rotating and adjusting the supporting rods in the first supporting assembly and the second supporting assembly, the folding seat can be folded and stored.

Abstract: The embodiments of the present disclosure provide a buoyant device including a body composed of a material with a specific gravity less than 0.3. The body is composed of a portion between a first distance and a second distance from an axis. The body includes a first portion, a second portion, and a third portion. Differences of the first portion and distance differences of the second portion are less than a distance difference of the third portion. The first portion includes a first difference group and a second difference group composed of a plurality of distance differences, and distance differences of the first difference group are greater than distance differences of the second difference group. The second portion is located away from the axis relative to the first portion.

Abstract: A method for detecting a state of an energy storage device (e.g. lithium-ion battery) is provided, which includes acquiring at least one of a change signal of a temperature or a change signal of a pressure inside the energy storage device, and determining the state of the energy storage device based thereon. The method may further include triggering a warning when the state of the energy storage device meets a preset condition, such as when the energy storage device is determined to be in an irreversible state, an internal short circuit state, a safety valve opening state, or a thermal runaway state. A detection device implementing the detection method is also provided, which comprises a sensing module and an analyzing module. The sensing module is arranged at an interior position of the energy storage device, and can include an optical sensor and/or an electrical sensor.

Abstract: This disclosure provides novel methods and systems for indexing embedding vectors representing disjoint classes at above-billion scale for fast high-recall retrieval. The disclosed methods and systems solved above-billion scale image (e.g., face image) search problems by building a new vector database, the new Nearest Neighbor Database (NNDB) based on a novel architecture for indexing vectors.

Abstract: Provided is a Bifidobacterium lactis. The Bifidobacterium lactis is Bifidobacterium animalis subsp. lactis BL-11, and the preservation number of the Bifidobacterium animalis subsp. lactis BL-11 is CGMCC No. 20847. The provided Bifidobacterium animalis subsp. Lactis can improve intestine metabolism disorder and normalize the composition of intestine microbiome so as to improve height, suppresses obesity, promote infant and youth physical development and mental development, and prevent and treat mental disorders, said mental disorders including anxiety, depression, attention-deficit/hyperactivity disorder, autism, schizophrenia, hepatic encephalopathy, anorexia, Tourette syndrome, and Asperger syndrome.

Abstract: A protein inhibitor or degrading agent, a pharmaceutical composition comprising same and a pharmaceutical use. Provided are a compound represented by general formula (I), and a pharmaceutical composition containing same. Also disclosed are an application of the compound of the general formula as a protein inhibitor and/or a protein degrading agent and a pharmaceutical use.

Abstract: This disclosure describes a Time of Flight (ToF) device leveraging semiconductor Fan-Out Panel Level Packaging (FOPLP) technology. The ToF device comprises a laser, a transmit optical assembly (TxO), a receive optical assembly (RxO), and a time of flight (ToF) sensor. The laser and the ToF sensor are embedded in a first compound. The TxO and the RxO are embedded in second compound that is different than the first compound.

Abstract: An electronic circuit is provided. The electronic circuit includes an electronic element, a driving transistor, a first emitting transistor, and at least one capacitor. A first terminal of the driving transistor is coupled to a power voltage. The power voltage is used to drive the electronic element via the driving transistor. A first terminal of the first emitting transistor is coupled to a second terminal of the driving transistor. A second terminal of the first emitting transistor is coupled to the electronic element. A first terminal of the at least one capacitor is coupled to a gate terminal of the driving transistor. When the electronic element is driven, a second terminal of the at least one capacitor receives the power voltage.

Abstract: A self-calibrating current measuring apparatus comprising a low-range current sensor configured to generate first voltage signals, a high-range current sensor configured to generate second voltage signals, and a self-calibration current measuring circuit configured to: receive the first voltage signals and the second voltage signals, convert the first voltage signals and the second voltage signals into respective first digital signals and second digital signals, compare the first digital signals with the second digital signals, determine a difference between the first digital signals and the second digital signals exceed a recalibration threshold based on the comparison, generate calibration data based on the determination, and generate a digital output signal representative of a current reading based on an application of the calibration data to the second digital signals.

Abstract: Disclosed is a low dropout regulator (LDO) comprising: an error amplifier (EA), whose input terminals receive a reference voltage and an LDO output voltage or its sampled voltage; a power transistor, whose gate is coupled to an output terminal of EA and whose drain is an output node for the output voltage; a first frequency compensation branch, comprising a first capacitor and a current amplifier (CA) amplifying the current flowing through the first capacitor; and a second capacitor, coupled between a second internal node of EA and the output node, to form a left-half-plane zero of LDO. The first capacitor is coupled between the output node and CA, and CA is coupled to the output terminal or a first internal node of EA to form a first negative feedback loop in LDO. Thus, this disclosure provides a highly stable LDO suitable for low power supply and wide load current range.

Abstract: An opto-electronic device to distribute an ultra-wide field of illumination is disclosed. In examples, the electronic device includes an optical source to generate light and a diffuser to receive and distribute the light. The diffuser includes a plurality of extensions, each having a reflective surface arranged at an angle to cause total internal reflection of an incident light ray, and an exit surface arranged at an angle relative to the reflective surface and configured to direct the light ray at one or more transmission angles different from an incident angle.

Abstract: The present disclosure provides a salt form and a crystal form of a sulfonylurea ring substituted compound and a specific crystal form A thereof, and also provides an application thereof in preparation of medicaments for treating bacterial infection-related diseases. The crystal form A of the compound is easy to obtain and has good physical stability and chemical stability, with high industrial application value and economic value. The compound of the present disclosure has good water solubility, suitable for intravenous administration, and excellent in pharmacokinetic properties; has good safety; has good efficacy, and will be used for treatment of bacterial infection-related diseases.

Abstract: The embodiments of the present disclosure provide a connectable marker pen, including a body and a pen cap; wherein the pen cap is provided on at least one end of the body; an exterior of the pen cap is provided with one or more protrusions, and the one or more protrusions include at least one first protrusion and at least one second protrusion; and both the first protrusion and the second protrusion are provided on at least one surface of the exterior of the pen cap.

Abstract: Some embodiments of the present disclosure provide fitness devices and methods for switching a training mode. The fitness device may include a resistance module and at least one type of fitness equipment. The resistance module may be detachably connected with the at least one type of fitness equipment. The resistance module may provide resistance to the at least one type of fitness equipment. The at least one type of fitness equipment may include a switching device to switching the training mode.

Abstract: Transmission assemblies to project illumination from an edge of an electronic device are disclosed. In some examples, the transmission assemblies include an optical source to generate laser light. An optical focusing element to focus the laser light. And a transmitting optical element is arranged at a bezel proximate an external edge of the electronic device.

Abstract: Anti-CTLA4 antibodies, anti-PD1 antibodies, mixtures thereof, polynucleotides encoding such antibodies or mixtures, optionally carried on vectors, and methods of treatment utilizing such antibodies, mixtures, polynucleotides, or vectors are described herein. The anti-CTLA4 and anti-PD1 antibodies have particular sequences and properties. The methods of treatment include uses in treatment of cancer, infections, and immunodeficiency disorders.

Abstract: This application provides a charge current test method and device, and a charge test system. The method includes: charging a to-be-tested battery at a first current under a first temperature until a voltage of the to-be-tested battery reaches a preset cutoff voltage, stopping charging whenever an increment of a state-of-charge value of the to-be-tested battery reaches a preset value during the charging of the to-be-tested battery, and continuing to charge after a duration of stopping charging reaches a first preset time length; calculating an impedance of the to-be-tested battery during the first preset time length; and determining, based on the impedance, a maximum state-of-charge value that is allowed to be reached when the charging is performed at the first current under the first temperature.