Abstract: An electronic device has a middle frame with a middle frame hole. A screen chip and a screen outlet line are located on a first side of the middle frame, a battery is located on a second side of the middle frame, and the screen chip is laminated to a large surface of the screen outlet line. To avoid contact between the middle frame and the screen chip, the middle frame hole accommodates the screen chip, a protruding height of the screen chip relative to the large surface of the screen outlet line is less than a thickness of the middle frame hole, and a distance between the screen chip and the battery is greater than an avoidance distance of the screen chip. The screen chip is prevented from moving downward to be in contact with the middle frame when a user presses the display, thereby avoiding damage.

Abstract: A pixel arrangement structure includes two first sub-pixels and two second sub-pixels which are connected as a first virtual quadrilateral. The two first sub-pixels are located at two first vertices of the first virtual quadrilateral. The two second sub-pixels are located at two second vertices of the first virtual quadrilateral. The two first vertices and the two second vertices are alternately arranged and spaced apart from each other. A third sub-pixel is located within the first virtual quadrilateral, and a center of the third sub-pixel deviates from a center of the first virtual quadrilateral. In a row direction or a column direction, the first virtual quadrilateral includes a first side and a second side facing to each other, and a length of the first side is smaller than a length of the second side.

Abstract: A braking method includes: obtaining a first state information of the vehicle, which includes a vehicle mass and a deceleration required by braking; calculating a braking torque according to the first state information, and controlling the vehicle to output an electric braking torque according to the braking torque; obtaining a current vehicle speed and a mechanical braking application delay time; calculating an electric braking exit speed according to the braking torque required by the vehicle and the deceleration required by braking; calculating a mechanical braking application speed according to the mechanical braking application delay time, the deceleration required by braking, and the electric braking exit speed; and determining whether to control the vehicle to unload the electric braking torque, and whether to control the vehicle to apply a mechanical braking torque according to the current vehicle speed, the electric braking exit speed, and the mechanical braking application speed.

Abstract: A solar tracker system comprising a plurality of on sun trackers and a plurality of off sun tracker. Each tracker is selectively adjusted to achieve a desired power output of the solar power plant system in an example.

Abstract: An aspect of the present disclosure relates to a polymer including a structural unit represented by the following Formula (I) and a structural unit having a carboxy group. In Formula (I), R1 represents a hydrogen atom or a methyl group; M represents an alkylene group or an alkylene oxide chain; and R2 represents an alkyl group or an aryl group.

Abstract: This application provides a camera decoration assembly. The camera decoration assembly includes a decoration member, a mounting member and a fastener. The decoration member is exposed from a housing; and the decoration member and the mounting member are connected through the fastener or buckling, and are pressed on two opposite sides of the housing respectively. The mounting member includes a body and a conductor embedded in the body; and the conductor is of a metal structure, and is partially exposed from the body to be electrically connected to the decoration member and grounded. In the camera decoration assembly, the decoration member is mounted from outside of the housing, and the mounting member is mounted from inside of the housing, and is connected to the decoration member through the fastener or buckling. An appearance size of the decoration member located outside the housing is not limited by a size and a layout of an internal structure of a mobile terminal device.

Abstract: Provided are a wireless headset, an assembly method, an electronic device and a storage medium. The wireless headset includes a housing, a mainboard and a pressure sensitive component. The housing includes: a first chamber defined in a head portion of the wireless headset, and a second chamber defined in a rod portion of the wireless headset and in communication with the first chamber. The mainboard includes: a first circuit board disposed in the first chamber, a second circuit board disposed in the second chamber and provided with a relief portion, and an adapter circuit board disposed in the housing and configured to connect the first circuit board with the second circuit board. The pressure sensitive component is disposed in the second chamber and between the relief portion and the housing.

Abstract: The present invention relates to a TFT liquid crystal display, more specifically, to a cholesteric liquid crystal display employing both field-induced nematic vertical alignment texture and field-induced eddy alignment texture as video astable states and cholesteric planer texture and focal conic texture as power-free bistable states. Thus, the display provides not only video speed motion pictures with unlimited grayscale but also excellent static images.

Abstract: Provided herein is a reverse transcriptase mixture comprising a reverse transcriptase and a colored dye at a concentration in the range of 0.003%-1% (v/w). The colored dye may be visually observed during transfer of the mix from one vessel to another and addition of the mix to another mix can be confirmed by eye by observing the colored dye.

Abstract: Embodiments of the invention provide a computer system that includes a central processing unit (CPU) associated with a host computer. The CPU includes CPU functionality and on-board enhanced CPU functionality. The CPU further includes a virtualized first instance of the CPU comprising an enabled virtualized first instance of the CPU functionality; and a non-enabled virtualized first instance of the on-chip enhanced CPU functionality. The CPU further includes a virtualized second instance of the CPU comprising an enabled virtualized second instance of the CPU functionality; and an enabled virtualized second instance of the on-chip enhanced CPU functionality.

Abstract: Provided herein is a reverse transcriptase mixture comprising a reverse transcriptase and a colored dye at a concentration in the range of 0.003%-1% (v/w). The colored dye may be visually observed during transfer of the mix from one vessel to another and addition of the mix to another mix can be confirmed by eye by observing the colored dye.

Abstract: A method for preparing polymer includes the steps of enabling olefin and unsaturated carboxylate be subjected to a polymerization reaction in the presence of a catalyst to generate an olefin-unsaturated carboxylate polymer. The catalyst has a primary catalyst and optionally a cocatalyst. The primary catalyst has at least one complex represented by formula I, formula I?, or formula I?. By selecting a reacted unsaturated carboxylate monomer, catalysts, and a suitable polymerization process, a spherical and/or sphere-like polymer having good shape is directly prepared without subsequent processing steps such as granulation, and the obtained polymer product is not prone to fouling in a reactor and is convenient for transportation.

Abstract: An electronic device has a middle frame with a middle frame hole. A screen chip and a screen outlet line are located on a first side of the middle frame, a battery is located on a second side of the middle frame, and the screen chip is laminated to a large surface of the screen outlet line. To avoid contact between the middle frame and the screen chip, the middle frame hole accommodates the screen chip, a protruding height of the screen chip relative to the large surface of the screen outlet line is less than a thickness of the middle frame hole, and a distance between the screen chip and the battery is greater than an avoidance distance of the screen chip. The screen chip is prevented from moving downward to be in contact with the middle frame when a user presses the display, thereby avoiding damage.

Abstract: A screen module uses a bendable display panel including a first panel layer and a second panel layer. A support layer is located between the first panel layer and the second panel layer. The first panel layer and the second panel layer are connected by a bent region, and a thickness of the support layer close to the bent region is greater than a thickness of a first region of the support layer. A projection of the first region of the support layer on the first panel layer overlaps with a projection of a display driver chip on the first panel layer. After being stacked, the thickness of the screen module may be reduced to meet the user's requirement for a small thickness of an electronic device.

Abstract: A braking method for a vehicle is provided. The method includes the following steps: obtaining a first state information of the vehicle, where the first state information includes a vehicle mass and a deceleration required by braking; calculating a braking torque required by the vehicle according to the first state information, and controlling an output of an electric braking torque according to the braking torque required by the vehicle; obtaining a current vehicle speed of the vehicle and a maximum electric braking exit speed; and; controlling, if the deceleration required by braking of the vehicle changes to zero, the vehicle to unload the electric braking torque when the current vehicle speed is less than the maximum electric braking exit speed. A braking device for a vehicle and a vehicle are further provided.

Abstract: Provided are a protecting trolley and a construction method of rock burst prewarning protection system in non-contact tunnel construction. The protecting trolley includes a framework, a walking assembly, a rockfall buffering assembly, a spraying assembly and a rock burst prewarning system. The rockfall buffering assembly includes an arch frame in a fixed connection with the framework and a protecting net fixed on the arch frame. The spraying assembly includes a track car in connection with the rockfall buffering assembly and a spraying hose fixed on the track car, and the spraying hose sprays towards the surrounding rock. The rock burst prewarning assembly includes a thermosensitive infrared sensor used for detecting the temperature of the surrounding rock and a highly sensitive laser sensor used for detecting the deformation of the surrounding rock.

Abstract: The present disclosure provides an earphone and an earphone assembly. The earphone includes a housing, a bracket inside the housing, and a sound unit inside the housing. The housing has a first hole and a second hole. The bracket has a channel. The channel includes a slot section and a hole section. The section includes an opening, a first port and a second port. An inner wall of the housing blocks the opening, the first port is in connection with the first hole, and the second port is in connection with the second hole. The hole section has a first end in connection with the slot section and a second end in connection with the sound unit. The bracket is between the housing and the sound unit.

Abstract: A solar tracker system comprising a plurality of on sun trackers and a plurality of off sun tracker. Each tracker is selectively adjusted to achieve a desired power output of the solar power plant system in an example.

Abstract: An electronic device is provided. A lateral fingerprint recognition apparatus is in contact with a function button. An accommodating structure is arranged in the lateral fingerprint recognition apparatus. A stopping assembly is arranged on a side of a fingerprint hole close to the function button. Inserting a partial area of the stopping assembly into the accommodating structure enables the lateral fingerprint recognition apparatus, when pressed, to move in movement space of the accommodating structure on the side of the fingerprint hole close to the function button, so as to limit a displacement amount of the lateral fingerprint recognition apparatus within a specific range, implementing the functions of the lateral fingerprint recognition apparatus and of the function button, and preventing the lateral fingerprint recognition apparatus from being displaced from the originally designed position.

Abstract: The present invention relates to a TFT liquid crystal display, more specifically, to a cholesteric liquid crystal display employing both field-induced nematic vertical alignment texture and field-induced eddy alignment texture as video astable states and cholesteric planer texture and focal conic texture as power-free bistable states. Thus, the display provides not only video speed motion pictures with unlimited grayscale but also excellent static images.