Abstract: The present disclosure provides a method and device for monitoring generation of coal mine vibration and its response to vibration wave, the device comprises a frame, a vibration triggering device, an surface building model, an surface monitoring system, and an underground monitoring system. The present disclosure can simulate the mechanical process and phenomenon of high-energy and strong vibrations triggered by the fracture of the high-level thick-hard rock layers.

Abstract: Example embodiments of the present disclosure relate to an effective mechanism for handing the scenario of discontinuous coverage. In this solution, a terminal device with a plurality of paths including a first path determines, at a first entity of the terminal device configured, a successful transmission associated with a packet data convergence protocol (PDCP) data packet data unit (PDU) on the first path, the first path being an indirect path, the first entity corresponding to the first path, a layer of the first entity being lower than a PDCP layer. Further, the terminal device performs one of the following transmitting, to a PDCP entity of the terminal device, a confirmation indication indicating the successful transmission; or disabling to transmit the confirmation indication to the PDCP entity.

Abstract: A method of manufacturing a lithium-sulfur battery in a cylindrical cell format is provided. In some aspects, the method includes providing an anode current collector and providing an anode on the anode current collector. The method may include depositing a protective layer on and along the length of the anode, providing a cathode current collector opposite to the anode, and providing a cathode on the cathode current collector. The method may include providing a separator between the anode and the cathode, disposing an adhesive carbon-containing layer along the bottom edge of the anode (e.g., to replace one or more conventional anode tabs), and dispersing an electrolyte throughout the lithium-sulfur battery. The method may include forming the lithium-sulfur battery in the cylindrical cell format by collectively winding into a jelly roll.

Abstract: The present application discloses a surgical instrument. The surgical instrument includes an end effector, a connecting assembly, and a tip driving unit. The connecting assembly includes a plurality of connecting units connected in sequence, and the end effector is connected to the connecting assembly. The tip driving unit includes a flexible rod and a driving wire, the driving wire extends out of the flexible rod and is connected to the end effector. The flexible rod extends through the connecting assembly, and at least one end of the flexible rod is a free end. Due to the flexible rod, friction of the driving wire in a moving state can be reduced, thereby a life of the driving wire can be prolonged, and an accurate movement of the driving wire can be maintained.

Abstract: A display panel and a display device are provided. The display panel includes a substrate, a pixel driving layer, a light-emitting unit layer, and a light filtering functional layer. The pixel driving layer is disposed on the substrate. The light-emitting unit layer is disposed on the pixel driving layer. The light filtering functional layer is disposed on the light-emitting unit layer. The light-emitting unit layer includes red light-emitting units, green light-emitting units, and blue light-emitting units. The light filtering functional layer includes sensing structures and light-adjusting layers. The sensing structures are configured to control a light transmittance of the light-adjusting layers disposed on locations of the green light-emitting units and the blue light-emitting units to increase after sensing water and oxygen, so as to reduce a red-light-displaying phenomenon, thereby improving the quality of the display panel.

Abstract: A method of manufacturing a lithium-sulfur battery in a cylindrical cell format is provided. In some aspects, the method includes providing an anode current collector and providing an anode on the anode current collector. The method may include depositing a protective layer on and along the length of the anode, providing a cathode current collector opposite to the anode, and providing a cathode on the cathode current collector. The method may include providing a separator between the anode and the cathode, disposing an adhesive carbon-containing layer along the bottom edge of the anode (e.g., to replace one or more conventional anode tabs), and dispersing an electrolyte throughout the lithium-sulfur battery. The method may include forming the lithium-sulfur battery in the cylindrical cell format by collectively winding into a jelly roll.

Abstract: A wearable electronic device, comprising: a glasses frame, two temples respectively connected to the glasses frame, lenses mounted on the glasses frame, at least one camera apparatus disposed in association with the lenses, and a camera light-transmitting hole disposed on the lenses and respectively corresponding to the at least one camera apparatus. The camera apparatus captures images through the corresponding camera light-transmitting hole. A shielding component is disposed on the side of the lenses away from the camera apparatus, and the shielding component is used for shielding the camera light-transmitting hole when the camera apparatus is turned off, and exposing the camera light-transmitting hole when the camera apparatus is turned on, so as to enable light to pass through the camera light-transmitting hole. The provided wearable electronic device may flexibly shield and expose the exposed camera light-transmitting hole, which is beneficial to improving the aesthetics of the glasses.

Abstract: Disclosed herein are system, method, and computer program product embodiments for hybrid-type authorization. An embodiment operates by parsing a policy expression into an abstract syntax tree (AST) and receiving, from a local server, user attribute data of a user. The embodiment further operates by traversing the AST to evaluate the user attribute data and determining whether a result of the traversing is indeterminate. In addition the embodiment operates by sending, to a remote server, a request for additional user attribute data in response to determining that the result is indeterminate, and receiving, from the remote server, the additional user attribute data. Then the embodiment operates by re-traversing the AST to evaluate the user attribute data and the additional user attribute data, authorizing the user based on at least one of the traversing or re-traversing, and outputting an authorization result.

Abstract: An lithium-sulfur battery including an anode structure, a cathode, a separator, and an electrolyte is provided. The electrolyte may be dispersed throughout the cathode and in contact with the anode. An artificial solid-electrolyte interphase (A-SEI) may form on the anode, and a protective layer (e.g., that may be pinhole free) may form within and/or on the A-SEI to face the cathode. The protective layer may be formed from carbonaceous materials, which may provide exposed carbon atoms grafted with one or more ions, such as fluorine anions (F?), uniformly dispersed throughout the protective layer. In addition, the protective layer may include polymeric chains positioned generally opposite to each other. The polymeric chains may cross-link upon exposure to ultraviolet (UV) energetic radiation to form a three-dimensional (3D) lattice having a defined cross-linking density suitable to trap one or more anions during discharge-charge operational cycling of the lithium-sulfur battery.

Abstract: A lithium-sulfur battery may include a cathode, an anode structure positioned opposite to the cathode, a separator, and an electrolyte. In some instances, the anode structure may include an artificial solid-electrolyte interphase (A-SEI) that may form on and within the anode structure. A protective layer may form within and on the A-SEI, and may include exposed carbon surfaces formed by coalescence of several wrinkled graphene nanoplatelets with one another. Metal-containing substances may be decorated on and/or attached with at least some exposed carbon surfaces and regulate flow of lithium (Li+) cations within the lithium-sulfur battery and correspondingly moderate one or more of a plating rate or a de-plating rate of lithium onto the anode structure. The separator may be positioned between the anode structure and the cathode. The electrolyte may be dispersed throughout the cathode and in contact with the anode structure.

Abstract: Embodiments of this application provide a method for optimizing a flash memory chip and a related apparatus. According to the method, some channels in a nonvolatile flash interface NFI bus of the flash memory chip may be suspended in a service running process of the flash memory chip; a to-be-optimized channel that needs to be optimized is determined from the suspended channels; an optimization parameter of each to-be-optimized channel is determined based on training data of each to-be-optimized channel; and each to-be-optimized channel is optimized based on the optimization parameter of each to-be-optimized channel. In the foregoing technical solution, the some channels in the NFI bus can be optimized in the normal running process of the flash memory chip. In other words, the other channels can maintain a normal working state. In this way, the NFI bus channel can be optimized without disk disconnection.

Abstract: Various embodiments for deduplication of APIs using similarity measures and artificial intelligence are described herein. An embodiment operates by receiving a request to compare a first computing program to a second computing program, wherein each computing program includes an address, one or more tables accessed by a respective computing program, one or more input parameters, and one or more output parameters. Similarity measures are calculated between the addresses, tables, input parameters, and output parameters of the two computing programs. The similarity measures are provided to a trained artificial intelligence (AI) model, which generates a similarity determination. Performed an action based on the similarity determination.

Abstract: Provided is a system that can validate a permission of a user with respect to data based on a hash value generated from a permission object. The hash value may be hashed more than one during the validation process. In one example, the method may include storing application data in a data store, receiving a request to access the application data within the data store, the request comprising an identifier of a user and a hash value, retrieving a permissions object of the user and hashing fields of data within the permission object to generate a locally-generated hash value, determining whether or not the locally-generated hash value is a match to the hash value in the received request, and in response to the determination that the locally-generated hash value is the match, granting permission to the application data in the data store.

Abstract: Provided are a method and system for displaying a virtual prop in a real environment image, and a terminal device. The method is implemented by a head-mounted device. In the method, a scene editing interface and a virtual ray on the real environment image are superposed and displayed the scene editing interface contains a prop selection list, and the prop selection list contains a prop selection control corresponding to at least one virtual prop; the virtual ray is moved to intersect with a target prop selection control in the real environment image based on ray adjustment data; and in response to a first control instruction, a target virtual prop corresponding to the target prop selection control is displayed in the real environment image.

Abstract: A lithium-sulfur battery including an anode, a cathode, a separator, and an electrolyte is provided. The lithium-sulfur battery may be formed as a jelly roll. The anode may output lithium cations (Li+) and a solid-electrolyte interphase (SEI) may be formed on the anode. A protective layer may be formed at least partially within and on the SEI. In addition, the protective layer may be positioned proximal to the anode and include wrinkled graphene nanoplatelets and fluorinated poly(meth)acrylates. For example, multiple wrinkled graphene nanoplatelets may be adjoined to one another by flexure points, where each flexure point may provide exposed carbon atoms. In this way, the fluorinated poly(meth)acrylates may be grafted onto at least some exposed carbon atoms. At least some fluorinated poly(meth)acrylates may be compatible with polymerization and cross-linking with one another responsive to exposure to one or more of free-radical initiators or an ultraviolet (UV) energetic environment.

Abstract: A lithium-sulfur battery including an anode structure, a cathode, a separator, and an electrolyte is provided. A protective layer may form within the anode structure responsive to operational discharge-charge cycling of the lithium-sulfur battery. The protective layer may include a polymeric backbone chain formed of interconnected carbon atoms collectively defining a segmental motion of the protective layer. Additional polymeric chains may be cross-linked to one another and at least some carbon atoms of the polymeric backbone chain. Each additional polymeric chain may be formed of interconnected monomer units. A plasticizer may be dispersed throughout the protective layer without covalently bonding to the polymeric backbone chain. The plasticizer may separate adjacent monomer units of at least some additional polymeric chains. Increasing separation of adjacent monomer units increases a cooperative segmental mobility of the additional polymeric chains and ionic conductivity of the protective layer.

Abstract: Embodiments of the present disclosure provide a method for optimizing a flash memory chip and a related apparatus. The method comprises, after completing write training of a nonvolatile flash interface (NFI) and establishing a data strobe signal (DQS) trigger point that triggers a memory to identify an electrical level state of a write data signal (DQ) corresponding to the DQS trigger point, determining whether a trigger condition for monitoring the NFI is met, wherein the trigger condition is related to working environmental data of the NFI; upon determining that the trigger condition for monitoring the NFI is met, writing test data to the memory and performing a margin test on the NFI to determine whether the NFI passes a margin test; and upon determining that the NFI does not pass the margin test, initiating interface retraining of the NFI. In this way, the NFI bus channels can be optimized without disk disconnection.

Abstract: A low power hybrid reverse (LPHR) bandgap reference (BGR) and digital temperature sensor (DTS) or a digital thermometer, which utilizes subthreshold metal oxide semiconductor (MOS) transistors.

Abstract: A flexible connection device of a Type IV cylinder and a container frame, comprising a damping block, an anti-rotation block, a bushing, upper and lower clamping blocks (43, 44), and the like. The damping block cooperates with the anti-rotation block to flexibly control the circumferential rotation of the Type IV cylinder; and the bushing is combined with the upper and lower clamping blocks (43, 44) to limit the axial motion of the Type IV cylinder. For the feature that the interface of a boss and a plastic liner/composite overwrap is prone to premature failure, by allowing axial movement of one end of the Type IV cylinder in the container within a small range, a binding force borne by the cylinder during expansion/contraction is released, and the damping block is squeezed to consume energy.

Abstract: A fan testing system, including an adjustable load apparatus, a fan board, a power supply apparatus, and a control apparatus, the control apparatus is connected to the power supply apparatus, the fan board, and the adjustable load apparatus, and the power supply apparatus is connected to the adjustable load apparatus and the fan board; the fan board includes multiple connection ports, and the connecting ports are configured to connect to a to-be-tested fan. Based on the fan testing system, by means of adjusting a resistance value of the adjustable load apparatus by the control apparatus to simulate a device in a practical scenario, and controlling the power supply apparatus to supply power to the adjustable load apparatus as well as the to-be-tested fan connected to the fan board by the control apparatus, the fan testing system is enabled to test whether the to-be-tested fan is qualified in different application scenarios.