Abstract: Miniaturization and a high screen-to-body ratio is provided for a terminal device that includes a display structure, a shielding structure, and an antenna. A second part of the shielding structure is disposed on a periphery of a side surface of the display structure, and the second part is used to isolate a signal between a radiator of the antenna and the side surface, thereby reducing an absorption loss of the display structure on the antenna.

Abstract: A system for repair of an accelerator architecture including a plurality of accelerator host having a plurality of accelerator elements in each host and high-speed interconnects between accelerator elements and including a link health monitor service in the host determining a status of each interconnect internal and external to the host. The link health monitor service detects link status of the interconnects and communicates this to a pod manager responsible for managing a number of interconnected hosts. The pod manager communicates with a scheduler for scheduling processing tasks to each accelerator element or group of elements. Upon detection of an interconnect problem, the pod manager flags a least common ancestor in a binary tree of elements containing elements adjacent to the failed interconnect and flags the ancestor and its parent nodes as unavailable. Pod manager further generates a corrective action repairing the problem interconnect communicating the action to a technician.

Abstract: Methods of preparing aluminum nitride for bonding without high temperature annealing leverage an inversion domain boundary (IDB) to form a bonding surface composed of aluminum-polar aluminum nitride. In some embodiments, the method may comprise depositing an aluminum nitride layer where at least a portion of a thickness of the aluminum nitride layer is deposited with an oxygen content of approximately three percent by mass and planarizing the aluminum nitride layer with a chemical mechanical planarization (CMP) process immediately after depositing the aluminum nitride layer and prior to a bonding process to form a bonding surface.

Abstract: Disclosed are a voice coil motor, a zoom lens and a photography device. The voice coil motor includes a machine shell, an annular magnetic yoke, a plurality of magnets and a mover structure. The annular magnetic yoke is provided on the machine shell. The plurality of magnets are provided in the annular magnetic yoke and are provided at interval along a length direction of the annular magnetic yoke. The mover structure includes a mover coil movably sleeved on a yoke section of the annular magnetic yoke.

Abstract: An optical display system and an electronic device are disclosed. The optical display system comprises: a controllable optical image-generating display apparatus, generating circularly polarized image output; a beam scanning unit, adjusting a direction of the circularly polarized image output; an exit pupil steering apparatus, including diffractive liquid crystal lenses, each of which focuses the circularly polarized image output of one circular polarization state to a distinct focus point and let light with the other circular polarization state pass directly through; and an eye-tracking apparatus, detecting position information of a viewer's eye pupil and providing the position information to the beam scanning unit. The beam scanning unit adjusts the direction of the circularly polarized image output according to the position information, so that the circularly polarized image output is diffracted by one of the diffractive liquid crystal lenses.

Abstract: This application provides a base station antenna and a base station. The base station antenna includes a first feeder, a second feeder, a first transmission line, a second transmission line, and a radiator. A first end of a first radiation arm is electrically connected to a first end of a second radiation arm through a first wire. A first end of a third radiation arm is electrically connected to a first end of a fourth radiation arm through a second wire. A second end of the first radiation arm is electrically connected to a second end of the third radiation arm through a third wire. A second end of the second radiation arm is electrically connected to a second end of the fourth radiation arm through a fourth wire.

Abstract: A zoom lens assembly includes a lens barrel, at least one moving group, and a magnetic drive assembly. At least one moving group is movably installed at the lens barrel along a front-to-back direction, and the at least one moving group is configured for installing a lens. A magnetic drive assembly is configured for driving the moving group to move along the front-to-back direction, where the magnetic drive assembly includes a drive coil and a magnet structure; one of the drive coil and the magnet structure is fixed to the moving group, and the other of the drive coil and the magnet structure is fixed to the lens barrel; and the drive coil is provided in a magnetic field generated by the magnet structure to generate an electromagnetic drive force in combination with the magnet structure when the drive coil is energized.

Abstract: An ultrahigh strength separator and the preparation method thereof. The method comprises: (1) mixing and heating a composition comprising a polyolefin resin, an antioxidant, and a pore-forming agent to form a molten state mixture, extruding the mixture through a die, and cooling it to form casting piece; (2) performing a first machine direction stretching and a first transverse direction stretching on the casting piece sequentially to obtain a stretched film; (3) performing a second machine direction stretching on the stretched film; (4) performing a second transverse direction stretching; (5) performing extraction, a third transverse stretching, and heat setting sequentially to obtain the ultrahigh strength separator. The separator prepared by the process of the present disclosure is greatly improved in tensile strength in the machine and transverse stretching directions, and its puncture strength can also be much higher than that of other separators of the same thickness.

Abstract: An optical display system and an electronics apparatus are disclosed. The optical display system comprises: an image source, which generates image light; and an optical combiner, which includes two reflection-type polarization volume lenses working in a Bragg regime, wherein a first reflection-type polarization volume lens of the two reflection-type polarization volume lenses diffracts the image light of a first polarization to a first image and transmits the image light of a second polarization, and a second reflection-type polarization volume lens of the two reflection-type polarization volume lenses diffracts the image light of a third polarization to a second image and transmits the image light of a fourth polarization, the optical combiner outputs the first image and/or the second image as an combined image.

Abstract: The present disclosure relates to imine compounds as well as a preparation method therefor and the use thereof, in particular to compounds as shown in formula I. The compounds can be used for treating medical conditions such as premature delivery.

Abstract: Here discloses a method for duplicating a hologram and a hologram optical element. The method comprises: preparing a master with a master hologram; preparing a sample with coated photoalignment material layer above the master; and irradiating a recording light through the sample to the master, so that at least one portion of the recording light is reflected by the master as an object light carrying the master hologram information, and so that the object light and the recording light are interfered at the photoalignment material layer to produce a duplicated hologram in the photoalignment material layer.

Abstract: Disclosed are a magnetic structure of a voice coil motor, a voice coil motor, a zoom lens and a photographic equipment. The magnetic structure of the voice coil motor is applied on a zoom lens and includes a yoke assembly and a magnetic stripe assembly; the yoke assembly includes two annular yoke bodies provided side by side in the first direction. The central axis of each annular yoke body is provided along the second direction. Each annular yoke body is extended along the third direction. The two annular yoke bodies are provided with two first yoke sections that are close to each other and two second yoke sections that are far away from each other in the first direction.

Abstract: The present invention provides a battery, comprising a case, a cell packaged in the case, an electrical terminal located at one end of the case and electrically connected to the cell, a safety device and a current cut-off device. The safety device comprises a first and second electrode respectively electrically connected to a positive electrode or a negative electrode. The first electrode and the second electrode are arranged spaced apart from each other and form an electric field, and a gas generating material capable of generating an inert gas when a voltage reaches or exceeds a threshold value is provided in the electric field. The current cut-off device is electrically connected between the cell and the electrical terminal and is capable of causing a brake of circuit in response to a pressure difference between the inside and the outside of the battery caused by the inert gas.

Abstract: A system for repair of an accelerator architecture including a plurality of accelerator host having a plurality of accelerator elements in each host and high-speed interconnects between accelerator elements and including a link health monitor service in the host determining a status of each interconnect internal and external to the host. The link health monitor service detects link status of the interconnects and communicates this to a pod manager responsible for managing a number of interconnected hosts. The pod manager communicates with a scheduler for scheduling processing tasks to each accelerator element or group of elements. Upon detection of an interconnect problem, the pod manager flags a least common ancestor in a binary tree of elements containing elements adjacent to the failed interconnect and flags the ancestor and its parent nodes as unavailable. Pod manager further generates a corrective action repairing the problem interconnect communicating the action to a technician.

Abstract: A terminal device includes a radiator sharing antenna. The radiator sharing antenna includes a radiator that is divided into a first sub-radiator and a second sub-radiator through a gap, a first feeding point located on the first sub-radiator, and a second feeding point located on the second sub-radiator. The first feeding point is configured to pass a first radio frequency signal through resonance of the first sub-radiator and through parasitic resonance of the second sub-radiator, and the second feeding point is configured to pass a second radio frequency signal through resonance of the second sub-radiator and through parasitic resonance of the first sub-radiator.

Abstract: Provided is a system for monitoring a stage. The system comprises: a plurality of detection devices, a central control apparatus, and a presentation apparatus, wherein the plurality of detection devices are configured to detect environmental information of an environment where at least part of the stage apparatuses are located in real time, and to send the detected environmental information; the central control apparatus is connected to the at least part of the stage apparatuses and the presentation apparatus respectively, and configured to receive the environmental information, to acquire apparatus state information of at least one of the stage apparatuses and the detection devices, and to present the environmental information and the apparatus state information through the presentation apparatus.

Abstract: An analog signal processing circuit can include a front-stage processing module configured to process an analog signal to generate a first differential signal; at least one switched capacitor circuit, coupled with the front-stage processing module to receive the first differential signal, and configured to integrate or sample and hold the first differential signal to generate a second differential signal; and where the front-stage processing module and the at least one switched capacitor circuit receive synchronous control signals, the front-stage processing module chops the analog signal according to the control signals, and the at least one switched capacitor circuit is in different operating modes at a first phase and a second phase of an operation cycle of the control signals, in order to eliminate DC offset voltages of the front-stage processing module and the at least one switched capacitor circuit.

Abstract: A terahertz carrier sending apparatus and a terahertz carrier receiving apparatus include a feed transmission line configured to receive an electrical signal sent by a radio frequency sending circuit. A mode excitation structure is configured to excite a terahertz signal. A mode conversion structure includes an inner cavity whose inner wall is metal. The feed transmission line and the mode excitation structure are fastened to a circuit board. The mode conversion structure further includes a positioning slot. A part of the circuit board and the mode excitation structure are inserted into the inner cavity of the mode conversion structure. A plurality of metal through holes are distributed on both a first side and a second side of the mode excitation structure. A boundary of the positioning slot is metal and press-fitted on the metal through holes on both the first side and the second side.