Abstract: A power distribution device is disclosed. The power distribution device includes: a first power source input end for connecting a first power source; a second power source input end for connecting a second power source; a first power source switch for connecting a first power source input end with a bus and switching on and off the power supply of the first power source; a second power source switch for connecting a second power source input end with a bus and switching on and off the power supply of the second power source; the bus for connecting with a load device and supplying power for the load device; and a load device switch for switching on and off the power supply to a relevant load device. Furthermore, A power distribution system is also disclosed.

Abstract: A light-emitting substrate includes a substrate and a first light-emitting device. The first light-emitting device includes a first electrode, a first functional layer, a first light-emitting pattern and a second electrode that are sequentially disposed in a direction away from the substrate. The first functional layer is in contact with the first light-emitting pattern. The first light-emitting pattern includes a first light-emitting material. The first light-emitting material includes first light-emitting particles and first ligands combined with the first light-emitting particles. The first functional layer includes a first functional material. The first functional material includes first functional particles and second ligands combined with the first functional particles. A development characteristic of the first ligands is same as a development characteristic of the second ligands.

Abstract: The present application relates to a material display method and apparatus, an electronic device, a storage medium, and a program product. The method comprises: obtaining captured first video images and obtaining a trajectory image according to position information of a target recognition object in the captured first video images; obtaining a plurality of target unit effect images according to the trajectory image; and generating a target element according to the plurality of target unit effect images, and displaying the target element in a captured second video image, wherein the target element has a main body which is a solid geometric structure comprising a plurality of geometric surfaces, and the plurality of target unit effect images are attached to the plurality of geometric surfaces respectively to display the plurality of target unit effect images on the plurality of geometric surfaces.

Abstract: A wireless charging receiver that includes a first coil, a second coil, and a nanocrystalline sheet is disclosed. The first coil is configured to be located within a recess in the nanocrystalline sheet and is positioned between the second coil and the nanocrystalline sheet. The first coil includes first and second terminals and the second coil includes third and fourth terminals. The first terminal is connected to the third terminal and the second terminal is connected to the fourth terminal to electrically connect the first coil to the second coil. The first coil may be formed of a flexible printed circuit board having a continuous trace or may be formed of litz wire. The first coil may be a hybrid coil with a first portion formed of a flexible printed circuit board having a continuous trace and with a second portion formed of litz wire.

Abstract: A lightweight, ballistic and blast-resistant multi-phase composite armor material based on a high-toughness heterogeneous interfacial layer, including a crack-arresting layer, a bullet-breaking layer, an energy-absorbing layer, and a support layer. The crack-arresting layer, the bullet-breaking layer, the energy-absorbing layer, and the support layer are stacked in sequence from a bullet-accepting side to the inside. Adjacent two layers are bonded with an adhesive film layer. The crack-arresting layer and the support layer are both made of a carbon fiber composite. The bullet-breaking layer is made of ceramic. The energy-absorbing layer is made of an ultra-high molecular weight polyethylene fiber composite. The adhesive film layer is made of a high-toughness heterogeneous interfacial adhesive.

Abstract: The present disclosure discloses an interface display method and apparatus, a computer device, and a storage medium, and the interface display method is applied to a first client and includes: during a first period when a livestreaming room is in a preset state, in response to receiving an interaction trigger operation for the livestreaming room, determining, according to the interaction trigger operation, target interaction information corresponding to the preset state, the target interaction information being different from actual interaction information corresponding to the interaction trigger operation; and based on the target interaction information, generating an interaction effect corresponding to the preset state, and displaying the interaction effect.

Abstract: A system that enables searching for representing listings for accommodation reservations on a map is described. The system receives, by a network site of a listing network platform, input comprising search criteria associated with a geographical region and identifies a plurality of listings matching the search criteria. The system identifies a first subset listings of the plurality of listings that is each associated with a respective location that is within a boundary associated with the geographical region and a second subset listings of the plurality of listings that is each associated with a respective location that is outside the boundary associated with the geographical region. The system visually distinguishes the first subset of listings from the second subset of listings on a map-based graphical user interface (GUI) that represents the plurality of listings matching the search criteria.

Abstract: Various implementations described herein include methods and systems for coding video. In one aspect, a video bitstream includes a current image frame and a first syntax element for a bi-predictive intra block copy (IBC) mode. Based on the first syntax element, it is determined that a current coding block of the current image frame is coded with two reference coding blocks located in a reconstructed portion of the current image frame according to the bi-predictive IBC mode. The two reference coding blocks corresponding to the current coding block are identified in the reconstructed portion of the current image frame. A target weight associated with the two reference coding blocks is adaptively determined for the current coding block, and used to combine the two reference coding blocks and predict the current coding block. The current image frame is reconstructed, and includes the current coding block.

Abstract: An initial display substrate comprising a product region and a to-be-processed region on periphery of the product region, the to-be-processed region comprising to-be-processed rounded corner regions at corners of the initial display substrate, each corner comprising major corner sides whose extension directions intersect, at least one to-be-processed rounded corner region comprising first positioning sub-region and two second positioning sub-regions, the major corner sides respectively defining edges of the second positioning sub-regions, the first positioning sub-region being between the second positioning sub-regions; first shielding blocks in the first positioning sub-region, each having arc shape protruding towards direction away from the product region, and the first shielding blocks being arranged in parallel at intervals; and second shielding blocks in each second positioning sub-region, the second shielding blocks being arranged in periodic pattern different from pattern of shielding blocks in a regio

Abstract: A service invocation method and a network device are provided. The method applied to a service provider side includes: receiving a service request for a first service by a provider of the first service, the service request being sent by a service consumer; sending a service response for the first service by the provider of the first service to the service consumer, wherein the service response for the first service includes service invocation information or a service invocation result of at least one second service associated with the first service, the service invocation information is configured to instruct the service consumer to invoke the second service.

Abstract: Methods and apparatuses for inter prediction are disclosed. The method comprises: constructing a merging candidate list of a current picture block; when a number of merging candidates in the merging candidate list is less than a maximum number of candidates minus N, adding at least one history-based motion vector predictor (HMVP) candidate to the merging candidate list to obtain a new merging candidate list, wherein N is a positive integer; obtaining motion information of the current picture block based on the new merging candidate list; and determining a predicted block of the current picture block based on the motion information of the current picture block.

Abstract: The various implementations described herein include methods and systems for coding video. In one aspect, a video bitstream includes a current image frame having a current coding block and signals a first syntax element for a residual template cross-component residual model (RT-CCRM) mode. When the RT-CCRM mode is enabled, the computing system identifies, in the current coding block, a first chroma sample and one or more luma samples corresponding to the first chroma sample, determines one or more residuals of the one or more luma samples in the current coding block, and applies a residual filter corresponding to the RT-CCRM mode to generate a first residual of the first chroma sample based on the residuals of the one or more luma samples. The computing system reconstructs the current image frame by compensating a predicted chroma sample with at least the first residual to reconstruct the first chroma sample.

Abstract: An example method of video coding includes receiving a video bitstream for a plurality of blocks. When an extrapolation filter-based intra prediction (EIP) mode is active for a current block of the plurality of blocks, the method also includes determining, when a boundary condition is met for the current block, one or more EIP mode parameters from a first set of EIP parameters. When the boundary condition is not met for the current block, the method also includes determining the one or more EIP mode parameters from a second set of EIP parameters, where the second set of EIP parameters includes one or more parameters not included in the first set of EIP parameters. The method further includes reconstructing the current block using the one or more EIP mode parameters.

Abstract: Controlling endoscopic light output. One example is a method of operating an endoscopic system, the method comprising: providing, from an endoscopic console, light to an endoscope at a first illumination level; receiving, by the endoscopic console, a first electronic image from a camera head associated with the endoscope; partitioning, by the endoscopic console, the first electronic image into a plurality of regions; calculating, by the endoscopic console, a value indicative of exposure for each region of the plurality of regions, thereby creating a plurality of values indicative of exposure; determining, by the endoscopic console, that a distal end of the endoscope is outside a body cavity, the determination based on the plurality of values indicative of exposure; and reducing, by the endoscopic console, the light provided to the endoscope to a second illumination level lower than the first illumination level.

Abstract: A method of making an optical device. The method comprises providing a semiconductor wafer, providing an array of emitters located on a first side of the wafer and providing one or more optical components on a second, opposite side of the wafer, wherein the or each optical component is arranged to split light from an associated emitter of the array of emitters. The method further comprises emitting light with the associated emitter, receiving light emitted by the associated emitter and transmitted through the optical component on the second side of the wafer, and determining an alignment between the one or more optical components and the array of emitters from the received light.

Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel comprises: a base substrate having multiple rows and multiple columns of sub-pixels; and a pixel electrode layer located on the base substrate, the pixel electrode layer comprising a plurality of pixel electrodes arranged apart from each other, and one sub-pixel comprising one pixel electrode, wherein the pixel electrode comprises: a first electrode strip and comb structures respectively connected to both sides of the first electrode strip, each comb structure consisting of a plurality of second electrode strips and a plurality of slits arranged alternately.

Abstract: Embodiments of this application provide a control channel configuration method, a base station, and a terminal device. The method includes: determining, by a base station, a configuration of a time-frequency resource unit from at least two configurations of a time-frequency resource unit of a control channel; and sending, by the base station, indication information to a terminal device, where the indication information is used to indicate the configuration of the time-frequency resource unit, and the at least two configurations of a time-frequency resource unit include a first configuration and a second configuration. In the embodiments of this application, the base station can flexibly configure the time-frequency resource unit of the control channel. In addition, flexibly configuring a time-frequency resource unit can reduce a probability that time-frequency resource units of different structures are blocked, thereby reducing complexity of detecting the control channel by the terminal device.

Abstract: An inter prediction method includes obtaining predicted motion information of a current image block, where the predicted motion information is used to obtain one or more motion vectors of the current image block, and the motion vectors include a forward MV and a backward MV for a bidirectional inter prediction. The disclosed method further includes determining a motion vector difference for the current image block, and calculating the motion vectors based on the predicted motion information and the motion vector difference, where the motion vector difference is shared by the forward MV and the backward MV.

Abstract: A solid target system for the radionuclide preparation, including a cassette, an ejection sub-system, a laser radar positioning sub-system, a cooling sub-system and a control cabinet. The cassette includes a solid target component for the nuclide preparation and a shielding box. The ejection sub-system is configured to eject the cassette to a recovery hole after the nuclide preparation is completed. The laser radar positioning sub-system is arranged above the ejection sub-system, and is electrically connected to the control cabinet. Both sides of the cassette are each provided with the cooling sub-system for cooling down the solid target component. The control cabinet is electrically connected to a direct-current servo motor for controlling an operating state thereof.

Abstract: Provided are a live room page presentation method, an apparatus, a device and a storage medium. The method includes: firstly, displaying a first clear screen mode interface of a target live room, and displaying, on the first clear screen mode interface, a live object display control determined on the basis of the type of live room to which the target live room belongs; then, when a trigger operation for the live object display control is received, presenting a live object corresponding to the target live room on the first clear screen mode interface.