Abstract: The present disclosure relates to method and apparatus for waking up a wearable device. The method includes: determining, based on a detected voice signal, whether the voice signal is from a wearer of the wearable device; determining, based on the voice signal, whether the voice signal belongs to a conversation between the wearer and the wearable device with a speech classification model; and waking up the wearable device when the voice signal is from the wearer and the voice signal belongs to the conversation between the wearer and the wearable device. The method and apparatus can wake up the wearable device during a normal interaction process between the wearer and the wearable device by using the method and apparatus, thereby realizing a natural wake-up process and improving the user experience of the wearable device.

Abstract: A digital twin-based edge-end collaborative scheduling method for heterogeneous tasks and resources includes the following steps: establishing an edge wireless network based on digital twin; constructing an edge-end collaborative scheduling problem prototype of the heterogeneous tasks and resources; performing problem conversion based on a multi-agent Markov decision process; constructing an Actor-Critic neural network model based on multi-agent deep reinforcement learning; performing offline centralized training of the neural network model by digital twin; performing online distributed execution of task offloading and computation and communication resource allocation by end devices to collaboratively process the heterogeneous tasks.

Abstract: Provided are a method and apparatus for monitoring a current of the ground wire of an armouring shielding cable in a strong electromagnetic environment. In the method, a summation of currents of the ground wires in the armouring layer and a summation of currents of the ground wires in the shielding layer of M cables in a terminal box are collected, and a primary ground copper busbar potential and a secondary ground copper busbar potential of the terminal box and a ground current of an adjacent terminal box are collected; a potential difference alarm can be achieved; and according to whether a potential difference is alarmed, terminal box cable loop loop-current alarms are performed respectively using different criteria.

Abstract: An electronic device includes a housing that at least partially defines an exterior surface and an internal volume. The electronic device also includes a display assembly that is at least partially disposed in the internal volume. The display assembly includes a light guide including a transparent plate and a light source positioned at an end of the transparent plate. A light-blocking component is affixed to the housing and at least partially covers a portion of the transparent plate. A translucent portion extends from the light-blocking component and overlaps the transparent plate.

Abstract: A low inductance capacitor with annular distributed cores is provided, which relates to the technical field of capacitors, and includes a lower bus bar, capacitor cores and an upper bus bar. Currents accessed from lower connection terminals flow to a closed end of the lower bus bar along copper bar connecting plates, and flow to the upper bus bar through the capacitor cores, and then flow out from upper connection terminals to form a loop. And positions of the copper bar connecting plates are in one-to-one correspondence with positions of the capacitor cores, and flow directions of the currents are opposite.

Abstract: The disclosure relates to an optical system for an augmented reality apparatus, comprising: an image projection source; and a polarizing beam splitter. The polarizing beam splitter is arranged such that light emitted from the image projection source is able to be non-perpendicularly incident on the beam splitting side and be at least partially reflected. The polarizing beam splitter is configured such that a polarized light component passes through the polarizing beam splitter and is transmitted through the transmission side thereof, and a polarized light component is reflected from the beam splitting side. The optical system also comprises a polarizer disposed between the image projection source and the polarizing beam splitter, and the polarizer is configured to allow polarized light, whose polarization is in the second direction, to be transmitted therethrough and polarized light, whose polarization is in the first direction to be absorbed.

Abstract: An industrial 5G dynamic multi-priority multi-access method based on deep reinforcement learning includes the following steps: establishing an industrial 5G network model; establishing a dynamic multi-priority multi-channel access neural network model based on deep reinforcement learning; collecting state, action and reward information of multiple time slots of all industrial 5G terminals in the industrial 5G network as training data; training the neural network model by using the collected data until the packet loss ratio and end-to-end latency meet industrial communication requirements; collecting the state information of all the industrial 5G terminals in the industrial 5G network at the current time slot as the input of the neural network model; conducting multi-priority channel allocation; and conducting multi-access by the industrial 5G terminals according to a channel allocation result.

Abstract: A method, apparatus, device and medium for executing tasks in a computing system are provided in the present disclosure. The computing system comprises a first computing node and a plurality of second computing nodes, available duration of the first computing node is known, and the available duration of the plurality of second computing nodes is unknown. A task manager is started at the first computing node, the task manager being used to manage a plurality of tasks to be executed in the computing system. The task manager requests a set of second computing nodes in the plurality of second computing nodes to the computing system. The task manager distributes a target task in the plurality of tasks to the set of second computing nodes so as to execute the target task by using the set of second computing nodes.

Abstract: The disclosure relates to an optical system for an augmented reality apparatus, comprising: an image projection source; and a polarizing beam splitter. The polarizing beam splitter has a beam splitting side adjacent to the image projection source and a transmission side facing away from the image projection source. The polarizing beam splitter is arranged such that light emitted from the image projection source is able to be non-perpendicularly incident on the beam splitting side and be at least partially reflected. The polarizing beam splitter is configured such that when light is incident on the beam splitting side, a polarized light component passes through the polarizing beam splitter and is transmitted through the transmission side thereof, and a polarized light component is reflected from the beam splitting side. The optical system also comprises a polarizer disposed between the image projection source and the beam splitting side of the polarizing beam splitter.

Abstract: The present application discloses an augmented reality apparatus and an optical system thereof. The optical system includes an image source; a bandpass polarizing beam splitter, relative to the image source, defining a beam splitting side adjacent to the image source and a transmission side facing away from the image source, the bandpass polarizing beam splitter being configured to allow polarization splitting of light incident thereon in a given wavelength range and allow transmission of light out of the given wavelength range; a wave plate adjacent to the beam splitting side; and a curved bandpass semi-reflector located downstream of the wave plate in a path of the reflected light and configured to allow reflection of light incident on the curved bandpass semi-reflector in the given wavelength range and allow transmission of light out of the given wavelength range.

Abstract: An electronic device includes a housing that at least partially defines an exterior surface and an internal volume. The electronic device also includes a display assembly that is at least partially disposed in the internal volume. The display assembly includes a light guide including a transparent plate and a light source positioned at an end of the transparent plate. A light-blocking component is affixed to the housing and at least partially covers a portion of the transparent plate. A translucent portion extends from the light-blocking component and overlaps the transparent plate.

Abstract: The disclosure relates to an augmented apparatus, and an optical system and a semi-reflector for the same. The optical system comprises: an image projection source; a beam splitter, the beam splitter having a beam splitting side adjacent to the image projection source and a transmission side facing away from the image projection source; and a semi-reflector, the semi-reflector being arrange adjacent to the beam splitting side and being downstream of the beam splitting side in an optical path along which light emitted from the image projection source is reflected by the beam splitting side, the beam splitter being arranged such that the light emitted from the image projection source is able to be at least partially reflected by the beam splitting side towards the semi-reflector, wherein the semi-reflector comprises a substrate and a semi-reflective film on a distal surface of the substrate.

Abstract: An augmented reality (AR) display device is described. The display device includes a projection source; a first optical path having a first beamsplitter and a first reflector; and a second optical path having a second beamsplitter and a second reflector. The first and second reflectors each include a reflective film. Virtual image light emitted from the projection source and carrying virtual image information first passes through the first optical path where it is reflected at least twice and transmitted at least once by the first beamsplitter and the first reflector, then enters the second optical path where it is transmitted at least once and reflected at least twice by the second beamsplitter and the second reflector, and enters a human eye. Scene light from a real scene enters the human eye through the second optical path. A wearable AR system can include the AR display device and the projection source.

Abstract: The present application discloses a head-mounted augmented reality (AR) apparatus, including: a head gear for being worn on a user's head; an optical module configured to provide AR display, connected to the head gear, and movable relative to the head gear; and a limit mechanism acting between the head gear and the optical module to enable the optical module to be selectively lockable in a first position or a second position relative to the head gear, in which in the first position the user when wearing the head gear is able to observe the outside scenery only through the optical module, and in the second position the user when wearing the head gear is able to observe the outside scenery completely not through the optical module. The present application also discloses a pair of AR eyeglasses similarly configured and an AR device for installation on the eyeglasses. Using the inventive technical means, the user is able to observe the real-world scene clearly and conveniently at any time.

Abstract: This application relates to a portable electronic device. The portable electronic device includes a housing including (i) a lower case, and (ii) an upper case pivotally coupled to the lower case with a hinge assembly. The housing includes a processor capable of providing instructions, an operational component in communication with the processor, where the processor is capable of executing a function, and a magnetic detection system included within the hinge assembly. The magnetic detection system includes a magnetic element capable of generating a magnetic field, and a magnetic sensor capable of determining an angle between the lower case and the upper case based on the magnetic field, where when the processor determines that the angle between the lower case and the upper case satisfies a predetermined threshold angle, the processor provides the instructions to the operational component to execute the function.

Abstract: Disclosed is the use of Belinostat or a pharmaceutically acceptable salt thereof in preparation of a drug for treating an infection. Also disclosed are related methods and compositions.

Abstract: The disclosure relates to an optical system for an augmented reality apparatus, comprising: an image projection source; and a polarizing beam splitter. The polarizing beam splitter has a beam splitting side adjacent to the image projection source and a transmission side facing away from the image projection source. The polarizing beam splitter is arranged such that light emitted from the image projection source is able to be non-perpendicularly incident on the beam splitting side and be at least partially reflected. The polarizing beam splitter is configured such that when light is incident on the beam splitting side, a polarized light component passes through the polarizing beam splitter and is transmitted through the transmission side thereof, and a polarized light component is reflected from the beam splitting side. The optical system also comprises a polarizer disposed between the image projection source and the beam splitting side of the polarizing beam splitter.

Abstract: The disclosure relates to a 3D reconstruction method based on an on-site edge-cloud collaboration for a cultivated land. An edge-cloud collaborative computing architecture is used, such that the edge computing device performs advance calculations after image data is acquired. The edge computing device measures performances of itself and a cloud data center, and arranges and deploys multiple 3D reconstruction containers in the cloud data center for the 3D reconstruction. Multiple reconstruction containers in the cloud data center perform reconstruction tasks in parallel to quickly obtain 3D reconstruction results, and provide them to the edge computing device for retrieval and download. This method is mainly oriented to agricultural project monitoring scenes, to reduce reconstruction time and a data transmission amount of 3D models, in order to improve a response speed and a quality of 3D reconstruction results, for large-scale on-site monitoring, acceptance, and review purposes of agricultural projects.

Abstract: An electronic device is provided, the electronic device having a keyboard including a biometric input device. The biometric input device may be a biometric key or button. A cap of a biometric key or button may include a textured ceramic cover, such as a textured sapphire cover. The cap may further include a rear decorative coating and a front antireflective coating disposed on or over the textured ceramic cover. The cap may have one or more visual and or tactile properties which resemble those of an adjacent key of the keyboard.

Abstract: In at least one example, an electronic device can include a lower base portion including a housing. The housing can define an internal volume of the lower portion and a rear side defining an aperture. The device can also include an upper portion rotatably connected to the lower portion at the rear side, an audio component disposed in the internal volume, and a channel extending from the audio component to the aperture.