Abstract: The present disclosure provides an ecological governance method based on erosion prevention and control for a gentle slope farmland and relates to the technical field of ecological governance of farmlands. The ecological governance method based on erosion prevention and control for a gentle slope farmland includes the following steps: sampling a gentle slope farmland to investigate erosion thereof; and determining erosion of a gentle slope cultivated land and selecting a corresponding recovery strategy based on a detection result of a sample, a soil quality index (SQI), and a comprehensive vegetation quality index (VQI), where the recovery strategy includes a natural recovery method and a biological-farming comprehensive recovery method; enclosing the gentle slope cultivated land, fallowing the gentle slope cultivated land and reducing tillage; exterminating insect pests and poisonous weeds in the enclosed area; and turning over straws under soil by a cultivator. The growth of poisonous weeds is inhibited.

Abstract: A semiconductor device includes first and second active regions extending in parallel in a substrate, a plurality of conductive patterns, each conductive pattern of the plurality of conductive patterns extending on the substrate across each of the first and second active regions, and a plurality of metal lines, each metal line of the plurality of metal lines overlying and extending across each of the first and second active regions. Each conductive pattern of the plurality of conductive patterns is electrically connected in parallel with each metal line of the plurality of metal lines.

Abstract: Disclosed are a method and device for winding a foil coil of a stereoscopic wound iron core transformer. The device includes a rotating assembly, a driving device and a plurality of loading assemblies; the rotating assembly is provided with a through hole matched with an iron core post, the rotating assembly is provided with a gear plate and a track ring around the through hole, and the gear plate and the track ring are fixedly connected by a fixing block; the loading assembly includes a cylinder and a tension device, and the cylinder is movably connected with the rotating assembly; and a driving end of the driving device is connected with the gear plate.

Abstract: An ambulance-type mobile catheter room for cardiovascular interventional surgery enables interventional diagnosis and treatment devices for acute and severe cardiovascular diseases to be deployed quickly, is flexible and high in adaptability, and provides hardware devices for cardiovascular diagnosis and treatment interventional surgeons to timely diagnose and treat patients. The ambulance-type mobile catheter room for cardiovascular interventional surgery includes an ambulance. The ambulance is internally provided with an antibacterial internal environment, a robotic angiography machine system, a wireless medical Internet of Things system, a self-generating system and an auxiliary system.

Abstract: A sliced graphics processing unit (GPU) architecture in processor-based devices is disclosed. In some aspects, a GPU based on a sliced GPU architecture includes multiple hardware slices. The GPU further includes a command processor (CP) circuit and an unslice primitive controller (PC_US). Upon receiving a graphics instruction from a central processing unit (CPU), the CP circuit determines a graphics workload, and transmits the graphics workload to the PC_US. The PC_US then partitions the graphics workload into multiple subbatches and distributes each subbatch to a PC_S of a hardware slice for processing.

Abstract: A sliced graphics processing unit (GPU) architecture in processor-based devices is disclosed. In some aspects, a GPU based on a sliced GPU architecture includes multiple hardware slices. The GPU further includes a command processor (CP) circuit and an unslice primitive controller (PC_US). Upon receiving a graphics instruction from a central processing unit (CPU), the CP circuit determines a graphics workload, and transmits the graphics workload to the PC_US. The PC_US then partitions the graphics workload into multiple subbatches and distributes each subbatch to a PC_S of a hardware slice for processing.

Abstract: A winding die is disclosed, including: a gear baffle, where a middle portion of the gear baffle is provided with a first opening for placing an iron core post, and the gear baffle is provided with a first surface; and a cylinder, where the cylinder is arranged on the first surface of the gear baffle and connected with the gear baffle. The middle portion of the gear baffle is provided with the first opening for placing the iron core post, the gear baffle is fixedly connected with the cylinder, an external device is connected with a gear, and the cylinder on the gear baffle is driven to rotate around the iron core post by pulling the gear, so that a foil or an insulating material on the cylinder can be wound on the iron core post, finally realizing a foil winding.

Abstract: A winding cylinder of a stereoscopic wound iron core transformer is disclosed, including an outer cylinder, an inner cylinder and a tension assembly. The outer cylinder is movably connected with the inner cylinder through a bearing assembly, and the outer cylinder rotatable around an axis of the inner cylinder. The tension assembly includes a screw, a spring and a connecting assembly. The connecting assembly includes a fixing portion, a friction portion and a transmission portion, the friction portion and the transmission portion are both arranged around the inner cylinder, and the transmission portion is fixedly connected with the outer cylinder. A side face of the inner cylinder is provided with a through hole, and the fixing portion penetrates through the through hole and is fixedly connected with the friction portion.

Abstract: A display module and a display device are provided in the embodiments of the present disclosure. The display module includes a display panel, the display panel includes a first surface and a second surface opposite to each other, at least one of the first surface and the second surface is a display surface, and the display module further includes an optical modulation structure arranged on at least one of the first surface and the second surface of the display panel. The optical modulation structure includes: a first transparent substrate and a second transparent substrate arranged opposite to each other, a charged particle arranged between the first transparent substrate and the second transparent substrate, and a first transparent electrode structure arranged between the first transparent substrate and the second transparent substrate and configured to form an electric field for driving the charged particle to move.

Abstract: An embodiment provides a feedback method, applied to an electronic device provided with a touchscreen. The touchscreen is provided with a plurality of vibration feedback elements. The method includes detecting a first contact operation acting on the touchscreen, and obtaining first location information of a first contact point corresponding to the first contact operation, where the first location information corresponds to a first virtual key on a virtual keyboard. The method also includes if the first virtual key is an anchor point key, obtaining, from the plurality of vibration feedback elements, a first vibration feedback element that matches the first virtual key, and indicating the first vibration feedback element to emit a vibration wave, to prompt that the first virtual key is an anchor point key, so that the user can sense a location of the anchor point key. This can reduce difficulty in implementing touch typing on the touchscreen.

Abstract: This application relates to the field of human-computer interaction, and provides a virtual keyboard processing method. The method is applied to an electronic device, where the electronic device is provided with a display. The method includes: selecting, in response to a detected first gesture operation, a first type of virtual keyboard corresponding to the first gesture operation from a plurality of types of virtual keyboards, where virtual keys included in different types of virtual keyboards in the plurality of types of virtual keyboards are not completely the same; and displaying the first type of virtual keyboard by using the display. More virtual keys are provided for a user by different types of virtual keyboards. This improves flexibility of a process in which the user enables the virtual keyboard, and helps provide more abundant virtual keys, so that an additional physical keyboard does not need to be provided.

Abstract: A light guiding structure, a light source module and a display module are disclosed. The light guiding structure includes a light guiding body and at least one light guiding cavity disposed in the light guiding body. The light guiding body includes a light incident surface and a light exit surface which are disposed opposite to each other. Each light guiding cavity includes a first end close to the light incident surface of the light guiding body and a second end away from the light incident surface of the light guiding body, and the light guiding cavity extends from the first end to the second end.

Abstract: An edge-lit light source includes at least two light guide layers and one or more light-emitting elements. Side surfaces of each layer include a light incident surface and a light exit surface. The layer includes a bending region. A light-emitting surface of each element faces a light incident surface of at least one layer. The layer includes first and second light guide portions. An end surface of the first light guide portion is the light exit surface. The second light guide portion includes at least two light guide bars each including a bending portion and an extending portion. A surface of the extending portion is a light incident sub-surface. The light-emitting surface of each element faces at least one light incident sub-surface. Second light guide portions of the at least two layers are arranged in a second direction perpendicular to a thickness direction of the first light guide portion.

Abstract: A method, a feedback-enabled device and a computer-readable memory are provided, for generating haptic feedback. The actuators of a tactile surface are vibrated for producing vibration bursts based on a sequence of an adaptive friction grain signal. The adaptive friction grain signal comprises a plurality of grains corresponding to the vibration bursts, each grain being defined by an amplitude. The adaptive friction grain signal has a grain density that is variable over the sequence.

Abstract: An edge-lit light source includes one or at least two light guide layers arranged in a stack and one or more light-emitting elements. Of one or more light guide layers of the one or at least two light guide layers, side surfaces of each light guide layer includes a light incident surface and a light exit surface, and the light guide layer includes a bending region located between the light incident surface and the light exit surface. A light-emitting surface of each light-emitting element faces a light incident surface of at least one light guide layer of the one or more light guide layers.

Abstract: Systems and methods for generating pseudo haptic feedback for a virtual widget are disclosed. The method includes computing, from a force profile of the virtual widget, a virtual displacement value based on a force value and a type of the virtual widget. The force profile describes a user's perception of physical characteristics of the virtual widget. The method generates a visual haptic feedback based on the virtual displacement value and the type of the virtual widget. Further, in response to the force value, the method may display on a display screen the visual haptic feedback.

Abstract: Systems and methods for generating pseudo haptic feedback for a virtual widget are disclosed. The method includes computing, from a force profile of the virtual widget, a virtual displacement value based on a force value and a type of the virtual widget. The force profile describes a user's perception of physical characteristics of the virtual widget. The method generates a visual haptic feedback based on the virtual displacement value and the type of the virtual widget. Further, in response to the force value, the method may display on a display screen the visual haptic feedback.

Abstract: A method and a laser for breaking through the limitation of fluorescence spectrum on laser wavelength is disclosed. The method includes: exciting electrons to a high energy level by pump light, and suppressing an oscillation of radiation light by laser cavity coating, using a laser resonance to enhance a transition probability of an electron-phonon coupling from the high energy level to a multi-phonon coupling level, so as to realize the emission and enhancement of breakthrough fluorescence spectrum and realize the radiation light oscillation, wherein the laser cavity includes an incident mirror, a folding mirror, a tuning element and an exit mirror arranged in sequence along an optical path direction, the laser gain medium is located between an incident mirror and a folding mirror in the laser resonator, and the tuning element is arranged in the laser cavity at a Brewster angle.

Abstract: An edge-lit light source includes one or at least two light guide layers arranged in a stack and one or more light-emitting elements. Of one or more light guide layers of the one or at least two light guide layers, side surfaces of each light guide layer includes a light incident surface and a light exit surface, and the light guide layer includes a bending region located between the light incident surface and the light exit surface. A light-emitting surface of each light-emitting element faces a light incident surface of at least one light guide layer of the one or more light guide layers.