Abstract: An open-ear earphone includes a housing, a chamber is provided inside the housing, a speaker is provided inside the chamber and divides the chamber into a front chamber and a rear chamber. The housing is provided with a first sound hole and a second sound hole. The front chamber is communicated to the outside through the first sound hole, and the rear chamber is communicated to the outside through the second sound hole. The rear chamber includes a first volume down chamber and a second volume down chamber communicated to the first volume down chamber, and the first volume down chamber is located between the speaker and the second volume down chamber. The sound wave in backward motion generated by the speaker is transmitted to the outside from the second sound hole after being reduced by the first volume down chamber and the second volume down chamber.

Abstract: A lens includes a lens portion; a multilayer anti-reflective (AR) coating layer, including either one or both of a low refractive index layer and a high refractive index layer, disposed on one surface of the lens portion; and a water-repellent layer, including a water repellent, disposed on one surface of the multilayer AR coating layer. Either one or both of the low refractive index layer and the high refractive index layer are formed of a nitride-based material with a band gap greater than 3.1 eV.

Abstract: A display device includes a color conversion layer disposed above a light emitting element and including a first quantum dot and a second quantum dot. A core of the first quantum dot includes a Group I-III-VI semiconductor compound, and a core of the second quantum dot includes a Group III-V semiconductor compound.

Abstract: A lock and a method and a system for controlling the lock are provided. The lock includes an operation part, an action part, and a bolt. The action part is configured to drive the bolt to move. The operation part and the action part are connected to each other via a transmission connection. The transmission connection is blockable.

Abstract: An ultrasonic generator with an adjustable ultrasonic focusing depth includes a cartridge housing in which an ultrasound generation portion generating ultrasonic waves is provided, a hand piece in which the cartridge housing is detachably mounted, the hand piece having a first actuator thereinside, and a main shaft to which the ultrasound generation portion is coupled so as to reciprocate in a horizontal direction, parallel to the bottom of the cartridge housing and a vertical direction, perpendicular to the bottom of the cartridge housing. One end of the main shaft is coupled to one end of the first actuator of the hand piece, and an other end of the main shaft is located inside the cartridge housing. The hand piece includes an adjustment portion adjusting an ultrasonic focusing depth of the ultrasound generation portion.

Abstract: An electronic device includes a substrate comprising outward terminals. An electronic component is connected to the outward terminals. External interconnects are connected to the outward terminals and include a first external interconnect connected to a first outward terminal. A lower shield is adjacent to the substrate bottom side and is laterally between the external interconnects. The lower shield is electrically isolated from the first external interconnect by one or more of 1) a dielectric buffer interposed between the lower shield and the first external interconnect; or 2) the lower shield including a first part and a second part, the first part being laterally separated from the second part by a first gap, wherein the first part laterally surrounds lateral sides of the first external interconnect; and the second part is vertically interposed between the first outward terminal and the first external interconnect.

Abstract: An energy storage device capable of suppressing battery spread of battery fire includes a control module and a plurality of battery modules, and the battery modules respectively include an accommodation space, a plurality of battery packs, a plurality of temperature sensors and a controller. The controller provides a first control signal to notify the control module based on an ambient temperature detected by one of the temperature sensors being greater than or equal to a first specific temperature range. The control module is used to transfer a battery capacity of an abnormal battery module of the battery modules providing the first control signal to a backup energy storage module, and the backup energy storage module includes the battery modules except the abnormal battery module or a next-stage device.

Abstract: Provided is an active layer composition of a reduction electrode for brine electrolysis containing a metal precursor mixture containing a ruthenium precursor, a platinum precursor, and a lanthanide metal precursor, and an organic solvent containing an alcohol-based compound and an amine-based compound. Also provided is a reduction electrode containing a metal substrate and an active layer that is a dried and heat treated active layer composition positioned on the metal substrate.

Abstract: A battery module capable of suppressing spread of battery fire including a case, a plurality of battery packs, a plurality of temperature sensors, an energy consumption module and a controller. The case forms an accommodation space, and the battery packs is accommodated in the accommodation space. The temperature sensors are dispersedly configured to the accommodation space, and the temperature sensors respectively detect an ambient temperature around configure locations. The controller is coupled to the temperature sensors, and when the ambient temperature detected by one of the temperature sensors is greater than or equal to a first specific temperature range, the controller controls the energy consumption module to consume a battery capacity of at least one battery pack around the one of the temperature sensors.

Abstract: An emulated card switching method, electronic device, and communication system are provided. The method includes sending first information to an near field communication (NFC) card reader which determines a first protocol based on the first information and a protocol supported by the NFC card reader, and performs a service process of the first protocol with the electronic device, if no identification information is obtained, modifying protocol information of a first emulated card from the first information to second information, sending the second information to the NFC card reader which obtains the second information from the electronic device, determines a second protocol based on the second information and the protocol supported by the NFC card reader, and performs a service process of the second protocol with the electronic device, and if identification information is obtained, switching the first emulated card to a second emulated card corresponding to the identification information.

Abstract: A magnetic field enhancing component, including: a first dielectric layer comprising a first surface and a second surface opposite to each other; a first electrode layer arranged on the first surface; a second electrode layer and a fourth electrode layer, which are arranged on the second surface at an interval, where orthographic projections of the first electrode layer and the second electrode layer, which are projected onto the first dielectric layer, overlap each other, and orthographic projections of the first electrode layer and the fourth electrode layer, which are projected onto the first dielectric layer, overlap each other; and a first external capacitor, a second external capacitor, and a first switching control circuit. One terminal of the second external capacitor is connected to the second electrode layer, and another terminal of the second external capacitor is connected to one terminal of the first external capacitor and one terminal of the first switching control circuit, respectively.

Abstract: Provided is a non-aqueous electrolyte, comprising a solvent, an electrolyte salt and a compound represented by structural formula 1: wherein, A, G and X are each independently selected from a cyclic sulfate group and its derivatives, a cyclic sulfonate group and its derivatives, a cyclic sulfite group and its derivatives or a group D; one or none of A, G and X is selected from the group D, and the group D is selected from a C1-C4 alkyl group, a C1-C4 unsaturated hydrocarbon group, a C1-C4 haloalkyl group, a C1-C4 nitrile group, a C1-C4 ether group or a C1-C4 ketone group. The application also provides a battery comprising the non-aqueous electrolyte. By adopting the above compound as an additive for the non-aqueous electrolyte, the film-forming quality of the surfaces of positive and negative electrodes can be effectively improved, and thus the battery performance is improved.

Abstract: Provided is an ultrasonic generator with an adjustable ultrasonic focusing depth. The ultrasonic generator with an adjustable ultrasonic focusing depth includes a cartridge housing in which an ultrasound generation portion generating ultrasonic waves is provided, a hand piece in which the cartridge housing is detachably mounted, the hand piece having a first actuator thereinside, and a main shaft to which the ultrasound generation portion is coupled so as to reciprocate in a horizontal direction, parallel to the bottom of the cartridge housing and a vertical direction, perpendicular to the bottom of the cartridge housing. One end of the main shaft is coupled to one end of the first actuator of the hand piece, and an other end of the main shaft is located inside the cartridge housing. The hand piece includes an adjustment portion adjusting an ultrasonic focusing depth of the ultrasound generation portion.

Abstract: Provided are an organometallic compound represented by Formula 1, an organic light-emitting device including the same, and an electronic apparatus including the organic light-emitting device: M(L1)n1(L2)n2??Formula 1 wherein M, L1, L2, n1, and n2 in Formula 1 are each the same as described in the present specification.

Abstract: The present invention relates to a series of novel benzoimidazole derivatives and their use.

Abstract: A sample analyzer, comprising a reaction assembly and a detection assembly, wherein the reaction assembly comprises a sampler and a reaction tank, the sampler is used for collecting a biological sample and injecting the biological sample into the reaction tank, a wall of the reaction tank is provided with a first through-hole used for injecting a first reagent, and a center line of the first through-hole is arranged to be misaligned with the sampler after the sampler moves into the reaction tank, the detection assembly is connected to the reaction tank and is used for drawing fluid from the reaction tank for test. The reaction assembly enables a solution to be more uniformly mixed.

Abstract: Proposed is a method for processing, by one or more processors, data obtained on the basis of detection signals generated by a detector array including a plurality of detector units. The method includes generating, on the basis of the detection signals generated by the detector array, a spatio-temporal data set including a plurality of counting values, wherein each of the plurality of counting values corresponds to one of the plurality of detector units and is addressed to at least one time bin, and generating distance information including a plurality of distance values corresponding to each of the plurality of detector units by processing the spatio-temporal data set.

Abstract: A local spoke is configured with a hub that serves at least one remote spoke equipped with a plurality of IPSEC endpoint interfaces for routing traffic according to a routing table of the hub. A first routing path is received to the at least one remote spoke for dynamic VPN with a first IPSEC endpoint selected by the hub based on a Reply message without consideration of first link quality of the remote spoke relative to other available links. In another embodiment, an ADVPN shortcut is established. Data packets are then transmitted using a second routing path for dynamic VPN with a second IPSEC endpoint. A new ADVPN shortcut is established for more optimal routing, based on updated link quality metrics discovered during a health check. The existing ADVPN shortcut is then allowed to expire.

Abstract: A heat transferring device including a heater, a cooler, and a recoverer may be provided. The heater may be configured to heat a first liquid working fluid and change the first liquid working fluid to a gaseous working fluid. The cooler may be configured to cool the gaseous working fluid supplied from the heater and change the gaseous working fluid supplied from the heater to a second liquid working fluid. The recoverer may be configured to enable the second liquid working fluid from the cooler to move to the heater. Accordingly, the second liquid working fluid of the cooler may be movable in an upward direction and then recoverable using gravity, without a separate power source.

Abstract: Systems, apparatuses, methods, and computer program products are disclosed for unsupervised named entity recognition. An example method includes receiving, by a communications circuitry, a reference named entity list, the reference named entity list identifying a set of named entities and an entity type of each identified named entity. The example method further includes generating, by a vectorizer, vectors from the named entities identified in the reference named entity list, and consolidating, by a synthesizer, the generated vectors into a set of representative vectors, wherein each representative vector is associated with a particular entity type. Finally, the example method receiving, by an analysis engine, a set of text, and performing, by the analysis engine, named entity recognition on the set of text using the set of representative vectors to generate a tagged set of text.