Abstract: A system of the subject technology includes a mobile device operable to generate a mobile capture of a subject and multiple cameras to provide a multi-view scan of the subject under a uniform illumination. The system further includes a pipeline to perform several processes using the mobile capture and the multi-view scan to generate a relightable avatar. The mobile capture includes a video captured while the subject is moved relative to a light source.

Abstract: The present invention relates to the technical field of train power supply and operation control, and provides a three-rail power supply control system for an electrical railway train. Power supply rails in the system are divided into a first power supply rail, a second power supply rail, and a third power supply rail, wherein the first power supply rail, the second power supply rail, and a running rail constitute a three-phase AC power supply loop, and the third power supply rail and the running rail constitute a DC power supply loop. An AC-DC-AC variable voltage variable frequency device supplies power to a train traction motor by means of the three-phase AC power supply loop and current collectors. Frequency modulation and voltage regulation power supply is conducted by means of the AC-DC-AC variable voltage variable frequency device on the ground to achieve train driving and operation control.

Abstract: Provided is a display substrate, including a base substrate and a plurality of pixel units arranged on the base substrate; each pixel unit includes constant voltage terminals and a dual-gate transistor; a part of an active region of each dual-gate transistor, which is located between two gates, is an intermediate part; except the pixel units closest to the first side, each pixel unit includes a compensation structure; the compensation structure is connected to one of the constant voltage terminals of the pixel unit where the compensation structure is located, and compensates for at least one dual-gate transistor of a pixel unit adjacent to the pixel unit where the compensation structure is located in a direction toward the first side; the compensation structure overlaps and is insulated from the intermediate part of the dual-gate transistor for which the compensation structure compensates.

Abstract: A display panel has sub-pixel regions. The display panel includes an optical device layer, an adhesive layer and a light adjustment layer. The optical device layer includes a buffer layer and light-emitting units, a light-emitting unit is located in an opening region of a corresponding sub-pixel region, and the buffer layer is located on a light-exit surface of the light-emitting units. The adhesive layer is located on a side of the buffer layer away from the light-emitting units, a refractive index n2 of the adhesive layer being less than a refractive index n1 of the buffer layer. The light adjustment layer is located on the side of the buffer layer, and is configured such that when light emitted by the light-emitting units enters into the buffer layer, at least part of light with a refraction angle greater than or equal to arc ? sin ? n ? 2 n ? 1 enters the adhesive layer through the light adjustment layer.

Abstract: An active energy-absorbing shock absorber for perforation combined well testing includes a first energy-absorbing mechanism, a second energy-absorbing mechanism and an axial-force cushioning mechanism. The first energy-absorbing mechanism includes a gun body, a gun head, a gun tail joint, a support frame, an energy-absorbing filling layer and a detonation mechanism. The second energy-absorbing mechanism includes an intermediate connecting cylinder, an outer cylinder, a limiting step, a movable impact head, a support base, a hydraulic buffer mechanism, a piston rod, an energy-absorbing spring and an inner cavity piston. The axial-force cushioning mechanism includes a housing, a guide mechanism, a buffer shaft and a multi-stage buffer spring. The absorber with a multi-layer structure is filled with a foam aluminum material.

Abstract: The invention relates to a construction arrangement of an elevator, comprising a hoistway in a building, the hoistway comprising a hoistway opening, the opening delimited by lower and upper edge structures; a load in the hoistway lower than said opening; a hoisting arrangement for hoisting said load, said hoisting arrangement comprising a support structure higher than said load; a hoisting device; and flexible tension member connected to said load; the flexible tension member being movable with said hoisting device to hoist the load by a hoisting force. Said support structure comprises an anchoring beam structure comprising a lower end engaging the lower edge structure, and an upper end engaging the upper edge structure; and a support beam structure connected to the anchoring beam structure, protruding from the anchoring beam structure into the hoistway; said flexible tension member hanging in the hoistway supported by the support beam structure.

Abstract: Provided in embodiments of the present application are a head mechanism and a fan apparatus. The head mechanism includes: a casing, where a primary air inlet and an air outlet are provided on a circumferential side wall of the casing, and an auxiliary air inlet is provided on an axial wall surface of the casing; and a centrifugal volute arranged in the casing, where a centrifugal fan is arranged in the centrifugal volute, and an air duct outlet corresponding to the air outlet and an air duct inlet corresponding to the auxiliary air inlet are provided on the centrifugal volute; and air flowing from the primary air inlet and the auxiliary air inlet flows into the centrifugal volute through the air duct inlet. According to the embodiment of the present application, since the primary air inlet located on the circumferential side wall is provided.

Abstract: A laser projection apparatus is provided and includes an optical modulating assembly, a vibrating device, a projection lens, and a circuit architecture. The circuit architecture includes an image processing sub-circuit and a display driving sub-circuit. The image processing sub-circuit is configured to perform frame division on image data of an image to be displayed to obtain image signals of a plurality of frames of sub-images to generate a frame division control signal. The display driving sub-circuit is configured to output the image signals of the plurality of frames of sub-images to the optical modulating assembly and output a vibration instruction to the vibrating device based on the output timing of the image signals of the plurality of frames of sub-images, so as to control the vibrating device to perform vibrations, so that the projection beams are output through the vibrating device.

Abstract: A power converter includes a power conversion circuit, a relay, and a controller. The power conversion circuit can be configured to implement conversion from a direct current to an alternating current. The relay can be configured to implement on-grid and off-grid switching. The controller can be configured to control switch-on/off of switches in the power conversion circuit and the relay. When a positive direct current bus has a short circuit to ground, the controller switches off a relay of a corresponding phase when any phase of grid voltage is negative. When a negative direct current bus has a short circuit to ground, the controller switches off a relay of a corresponding phase when any phase of grid voltage is positive.

Abstract: A fault control beam tomography regularization method and apparatus, a computer, and a storage medium are provided. The method includes: acquiring a seismic imaging data volume; extracting a coherence attribute from the seismic imaging data volume; resampling data of the coherence attribute to obtain a resampling coherence attribute corresponding to a tomography grid; obtaining an input ray density by ray tracing; calculating a fault control beam tomography operator according to the resampling coherence attribute and the input ray density; and introducing the fault control beam tomography operator to a tomography inversion target function for regularization constraint, to obtain a tomography inversion target function into which the regularization constraint has been added.

Abstract: A display module includes a back plate, a light guide plate, a rubber frame and a display panel, the light guide plate is fixed on a bearing surface, a connecting line between two end portions of the bearing surface forms a first curve. The first curve includes a circular arc segment and a transition curve segment, and bends in a direction away from the display panel; the circular arc segment is located at the middle, at least one end of the circular arc segment is provided with the transition curve segment; the transition curve segment is located at a first position, the first position being a position of the bearing surface opposite to a second position, the second position being a position where light leaks from the display panel, the radius of curvature of the transition curve increases along a direction close to an end portion of the first curve.

Abstract: Provided in embodiments of the present application are a head mechanism and a fan apparatus. The head mechanism includes: a casing, where a primary air inlet and an air outlet are provided on a circumferential side wall of the casing, and an auxiliary air inlet is provided on an axial wall surface of the casing; and a centrifugal volute arranged in the casing, where a centrifugal fan is arranged in the centrifugal volute, and an air duct outlet corresponding to the air outlet and an air duct inlet corresponding to the auxiliary air inlet are provided on the centrifugal volute; and air flowing from the primary air inlet and the auxiliary air inlet flows into the centrifugal volute through the air duct inlet. According to the embodiment of the present application, since the primary air inlet located on the circumferential side wall is provided.

Abstract: A refrigeration system includes a compressor, a condenser, a throttling device, and an evaporator, which are connected in sequence to form a cooling circuit, the refrigeration system further includes an oil recovery system which includes: an operation chamber, which includes a first port communicating with an oil-containing position in the refrigeration system through a first pipeline, and a second port communicating with a bearing chamber or a bearing lubrication pipeline of the compressor through a second pipeline; and a main piston in the operation chamber, the main piston reciprocating in the operation chamber to perform an extraction stroke and a discharge stroke; in the extraction stroke, an oil-containing refrigerant in the oil-containing position in the refrigeration system is extracted to the operation chamber; and in the discharge stroke, the oil-containing refrigerant in the operation chamber is delivered to the bearing chamber or the bearing lubrication pipeline of the compressor.

Abstract: A pixel driving circuit includes a data writing circuit, a light-emitting control circuit, a switching circuit and a light-emitting diode chip. The data writing circuit is electrically connected to a first scanning signal terminal, a data signal terminal and a first node. The light-emitting control circuit is configured to transmit a first voltage signal received at the first voltage signal terminal to a second node. The switching circuit includes switching transistors. The light-emitting diode chip is electrically connected to the second node. The light-emitting diode chip includes light-emitting portions. The light-emitting diode chip is configured to drive the light-emitting portions to emit light in different periods of time respectively or drive at least two light-emitting portions to emit light in a same period of time. At least part of the light-emitting portions are sequentially connected in series through at least one switching transistor.

Abstract: A display panel and a display device are provided. The display panel includes a plurality of display units, each display unit includes a transparent area, and the display panel further includes a base substrate and a composite functional layer. The composite functional layer is provided on a side of the base substrate and has a first through-hole formed therein, and the first through-hole is provided in the transparent area. The composite functional layer includes a composite transparent layer and a light-shielding layer. The composite transparent layer includes a plurality of transparent functional layers, and includes a light-transmitting part surrounding the first through-hole. An orthographic projection of the light-shielding layer on the base substrate covers an orthographic projection of at least a portion of the light-transmitting part on the base substrate.

Abstract: A method of filling a via having a necking point includes performing a pre-clean process to remove residues from an exposed surface of a metal layer at a bottom of a via and recover inner surfaces of the via, wherein the via is formed within a dielectric layer and has a necking point protruding within the via, performing a selective deposition process to partially fill the via with metal fill material from the exposed surface of the metal layer below the necking point, performing a liner deposition process to form a liner layer on exposed inner surfaces of the via, and performing a metal fill process to fill the via with the metal fill material.

Abstract: A scanning system, a detection system, and a terminal device are provided, and may be applied to fields such as autonomous driving, intelligent driving, assisted driving, or surveying and mapping. The scanning system includes a scanning module and an optical processing module. The optical processing module includes a light isolation component. The light isolation component includes a first flange and/or a second flange. The scanning module includes a scanner that is divided into a first sub-scanner and a second sub-scanner based on the light isolation component. The first flange faces a side of the first sub-scanner, and the second flange faces a side of the second sub-scanner. The first sub-scanner is configured to reflect, to a detection area, detection light from an emitting module, and the second sub-scanner is configured to reflect an echo signal to a receiving module.

Abstract: A light emitting substrate is provided. The light emitting substrate includes a plurality of subpixels. A respective subpixel of the plurality of subpixels includes n1 number of main light emitting elements; n1 number of main pixel driving circuits configured to drive light emission in the n1 number of main light emitting elements; n2 number of auxiliary light emitting elements; n2 number of auxiliary pixel driving circuits configured to drive light emission in the n2 number of auxiliary light emitting elements; n1?1, and n2?1. A respective main pixel driving circuit of the n1 number of main pixel driving circuits includes a first driving transistor. A respective auxiliary pixel driving circuit of the n2 number of auxiliary pixel driving circuits includes a second driving transistor.

Abstract: The embodiment of the present disclosure provides a display panel, which includes an array substrate, a counter substrate and a spacer. The array substrate includes a base substrate and a plurality of signal lines on the base substrate. The plurality of signal lines include a plurality of first signal lines and a plurality of second signal lines. The plurality of first signal lines and the plurality of second signal lines intersect each other to define a plurality of first regions. The plurality of first regions include a plurality of first pixel regions, at least one second pixel region and at least one redundant region. The first signal line extends along a first direction, the second signal line includes a body portion extending along a second direction, at least one second signal line further includes a bending portion connected to the body portion.

Abstract: A display panel, a method for driving a display panel, and a display apparatus are provided. The display panel includes a first base substrate and a plurality of pixels on one side of the first base substrate. Each pixel includes: a plurality of pixel sub-electrodes independent from each other and configured to form an electric field with an included angle greater than 0 with respect to a direction perpendicular to the first base substrate under control of incompletely same driving signals; a common electrode on a side of the pixel electrode away from the first base substrate; and an electrophoretic liquid layer between the pixel electrode and the common electrode, including a plurality of charged particles therein.