Abstract: A display substrate comprises a base substrate that comprises a first display area provided with multiple sub-pixels of different colors. At least one sub-pixel comprises a light-emitting element and a pixel driving circuit for driving the light-emitting element to emit light. The light-emitting element comprises a first electrode, a second electrode, and an organic light-emitting layer provided between the first electrode and the second electrode. The first electrode is a reflective electrode and is electrically connected to the pixel driving circuit. A first structure is provided on a side of the first electrode of the light-emitting element of a sub-pixel of at least one target color close to the base substrate, and a surface of the first structure close to the first electrode is uneven.

Abstract: An array substrate and a display apparatus are provided The array substrate includes: at least one adjusting portion on the base substrate and having a first cross section in a plane perpendicular to the base substrate; first cross section includes top and bottom sides, first and second lateral sides; the bottom side is closer to the base substrate than the top side, an orthographic projection of the top side on the base substrate is within an orthographic projection of the bottom side on the base substrate; the first and/or second lateral sides is/are stepped; a buffer layer on a side of the adjusting portion away from the base substrate; light-emitting devices on a side of the buffer layer away from the base substrate and each including a first electrode, a light-emitting layer and a second electrode sequentially arranged along a direction away from the base substrate.

Abstract: An electronic device including a protective substrate is provided. The protective substrate includes a substrate and an anti-reflection layer. The anti-reflection layer is disposed on the substrate. The anti-reflection layer includes a first sublayer to an nth sublayer sequentially arranged on the substrate, where n is greater than 1, and a product range of a thickness and a refractive index of the nth sublayer ranges from 100 nm to 170 nm.

Abstract: An optical imaging lens includes a first lens element to a seventh lens element. The first lens element, the fifth lens element and the sixth lens element are made of plastic. The optical axis region of the image-side surface of the second lens element is convex, the optical axis region of the image-side surface of the third lens element is convex, the optical axis region of the object-side surface of the fourth lens element is convex and the optical axis region of the image-side surface of the seventh lens element is concave to satisfy (T5+G56+T6)/(G23+T3+G34+T4+G45)?1.200 by controlling the surface curvatures of each lens element to enlarge HFOV, to reduce the system length and to have good imaging quality.

Abstract: A terminal, comprising one or a plurality of processors, wherein the one or plurality of processors execute a machine-readable instruction to perform: receiving an object in a live streaming; displaying the object on the terminal; detecting a keyword in the object corresponding to a function in the live streaming; and triggering the function in response to an operation on the object. The present disclosure may allow the streamers to generate or amend an object such as stickers on the live streaming room in a more flexible manner. At the same time, the viewer may perform an operation on the object to realize a corresponding function in a more convenient manner. Therefore, the interaction among streamers and viewers may be increased, and the user experience may also be enhanced.

Abstract: A semiconductor structure includes a substrate, an isolation layer, a dielectric layer, an insulation layer, a conductor and a capping layer. The substrate has a concave portion. The isolation layer is located on a top surface of the substrate. The dielectric layer is located on the isolation layer. The insulation layer is located on a surface of the concave portion and extends to a sidewall of the isolation layer. The conductor is located on the insulation layer in the concave portion. The conductor has a first top surface and a second top surface, and the first top surface is closer to the dielectric layer than the second top surface. The capping layer is located in the concave portion and covers the conductor.

Abstract: Organometallic complexes are described which are useful as pre-polymerization catalysts which may form part of olefin polymerization catalyst systems. The catalyst systems find use in the polymerization of ethylene, optionally with one or more C3-12 alpha-olefin comonomers. The organometallic complexes are broadly represented by formula I: wherein L is a bridging group containing a contiguous chain of atoms connecting P with Cy, wherein the contiguous chain contains 2 or 3 atoms and wherein Cy is a cyclopentadienyl-type ligand. The olefin polymerization catalyst system is effective at polymerizing ethylene with alpha-olefins in a solution phase polymerization process at high temperatures and produces ethylene copolymers with high molecular weight and high degrees of alpha-olefin incorporation. Pre-metallation compounds, metallation processes and synthetic methods to make the organometallic complexes as well as polymerization processes are also described.

Abstract: A method for determining a consistency coefficient of a power-law cement grout includes: determining a water-cement ratio of the power-law cement grout; according to engineering practice requirements, determining a time required to determine the consistency coefficient of the power-law cement grout; and obtaining the consistency coefficient of the power-law cement grout. The method is accurate and reliable, requires less calculation, etc.; and has very high practical value and popularization value in environmental protection and ecological restoration.

Abstract: The present disclosure discloses a blended ternary positive-electrode material, a preparation method thereof and a lithium ion battery, and relates to the field of lithium battery technologies. A temperature-sensitive precursor type material is taken as a raw material, a large-particle precursor, a small-particle precursor and lithium sources are presintered to obtain a first presintered material and a second presintered material, presintered materials and binders are then mixed, compacted and punctured to obtain a first to-be-sintered material block and a second to-be-sintered material block, the first to-be-sintered material block and the second to-be-sintered material block are loaded into a sagger together for primary sintering, and using a periphery-center regional mode or an upper-lower-layer distribution mode, the first presintered material is distributed at a periphery or an upper layer, and the second presintered material is distributed at a center or a lower layer.

Abstract: Aspects described herein include devices, wireless communication apparatuses, methods, and associated operations for heatsinks integrating millimeter wave and non-millimeter wave operation. In some aspects, an apparatus comprising a millimeter wave (mmW) module is provided. The apparatus includes at least one mmW antenna and at least one mmW signal node configured to communicate a data signal in association with the at least one mmW antenna. The apparatus further includes mixing circuitry configured to convert between the data signal and a mmW signal for communications associated with the at least one mmW antenna. The apparatus further includes a heatsink comprising a non-mmW antenna and a non-mmW feed point coupled to the non-mmW antenna. The non-mmW feed point is configured to provide a signal path to the non-mmW antenna for a non-mmW signal. The heatsink is mechanically coupled to the mmW module.

Abstract: A package structure includes a first RDL, an adhesive layer and a first electronic component. Upper bumps and conductive pads are provided on a first upper surface and a first lower surface of the first RDL, respectively. The adhesive layer is located on the first upper surface of the first RDL and surrounds the upper bumps. The first electronic component is mounted on the adhesive layer and includes conductors which are visible from an active surface of the first electronic component and joined to the upper bumps, the active surface of the first electronic component faces toward the first upper surface of the first RDL. Two adhesive surfaces of the adhesive layer are adhered to the first upper surface of the first RDL and the active surface of the first electronic component, respectively.

Abstract: A photographing device for a vehicle and relates to the field of automatic driving technology is disclosed. The specific solution is that the photographing device includes a seat; a camera mounted on the seat; a lens holder mounted on the seat and rotatable relative to the seat; a transparent lens mounted on the lens holder and arranged opposite to the camera; and a driving assembly connected with the lens holder to drive the lens holder to rotate relative to the base.

Abstract: An optical module is disclosed. The optical module includes a carrier, an optical emitter disposed over the carrier, and a monitor disposed over the carrier and configured to adjust a property of a first light emitted from the optical emitter.

Abstract: A method for controlling a fan in a fan start-up stage including a first time period and a second time period comprises the following steps of: during the first time period, continuously providing a first driving signal to drive the fan; and during the second time period, continuously providing a second driving signal to drive the fan; wherein, the signal value of the first driving signal gradually decreases until being equal to the signal value of the second driving signal. Wherein the signal value of the first driving signal non-linearly decreases, the signal value of the second driving signal is an unchanged value. Wherein, the first time period and the second time period are adjusted for a different fan but the sum of the first time period and the second time period is always the same. A fan is also disclosed.

Abstract: An anti-peep light source module includes a light source module and a viewing angle switching module. The light source module has a light source and a light guide plate (LGP) and has light emitting elements arranged along a first direction. The viewing angle switching module is located on a transmission path of an illumination beam of the light source module and includes a viewing angle limiting element and a viewing angle adjusting element configured to change a viewing angle of the illumination beam. The viewing angle limiting element has a grating structure and is located between the viewing angle adjusting element and the light source module. an included angle between an extension direction of the grating structure and the first direction is within a range from 88 degrees to 92 degrees. The anti-peep light source module and A display device achieve favorable optical performance, user experience, and production yield.

Abstract: A multispectral sensing device includes a first die, including silicon, which is patterned to define a first array of sensor elements, which output first electrical signals in response to optical radiation that is incident on the device in a band of wavelengths less than 1000 nm that is incident on the front side of the first die. A second die has its first side bonded to the back side of the first die and includes a photosensitive material and is patterned to define a second array of sensor elements, which output second electrical signals in response to the optical radiation that is incident on the device in a second band of wavelengths greater than 1000 nm that passes through the first die and is incident on the first side of the second die. Readout circuitry reads the first electrical signals and the second electrical signals serially out of the device.

Abstract: A method by a rendering device includes receiving a request to render multiple surfaces corresponding to multiple virtual objects to be concurrently displayed on an augmented-reality (AR) headset. The method further includes that the AR headset is connected to the rendering device via a wireless link. In response to a determination that a network quality of the wireless link is below a threshold condition, the method further includes selecting a first subset of the multiple surfaces that are higher priority than a second subset of the plurality of surfaces. The method includes transmitting the first subset of multiple surfaces to the AR headset for display and transmitting the second subset of multiple surfaces to the AR headset for display after transmitting the first subset. This method includes rendering the surfaces in accordance with a set of rendering parameters so as to satisfy one or more network constraints.

Abstract: A head mounted display device, including a frame, a mask, at least one infrared (IR) transmitter, and at least one image capture device, is provided. The mask has a first light reflection layer on a first side. The IR transmitter is disposed in the frame and is used to emit an emitting light beam toward the first light reflection layer. The first light reflection layer reflects the emitting light beam to send a reflective light beam toward a target area. The image capture device is disposed in the frame and is used to capture a target area reflective image of the target area.

Abstract: A massage chair relates to the technical field of passive exercise equipment. It includes a seat and a driving device arranged under the seat. The driving device includes a base plate, a connecting frame, an up-and-down vibration device and a four-bar linkage device. A connecting rod is fixed on the bottom of the seat, and the connecting rod is hinged with the connecting frame. The up and down vibration device and the four-bar linkage device are set on the base plate, and the bottom of the up-and-down vibration device is connected with the connecting frame. Through the setting of the up-and-down vibration device, the bottom bracket of the massage chair can drive the massage chair to realize the overall up-and-down vibration action. Meanwhile, the four-bar linkage device ensures that the seat can be stably supported by the connecting frame, and at the same time, the four-bar linkage device can ensure that the vibration frequencies at the four fulcrum positions are consistent.

Abstract: A method of fabricating the semiconductor device includes forming a bit line structure over a substrate, forming a spacer structure on a sidewall of the bit line structure, partially removing an upper portion of the spacer structure to form a slope on the spacer structure slanting to the bit line structure, forming a landing pad material to cover the spacer structure and contact the slope, and removing at least a portion of the landing pad material to form a landing pad against the slope.