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: Embodiments of the present disclosure provide a control method and a control device for an electric switch, and an electric switch. The control method includes: obtaining a voltage signal representing a control voltage, the control voltage input to the electric switch and applied to an electromagnetic assembly of the electric switch via a regulation device of the electric switch; determining, based on the voltage signal obtained, a target control parameter for the electromagnetic assembly, the target control parameter comprising at least one of a target voltage and a target current; and generating, based on the target control parameter determined, a control signal for the regulation device, to cause the electromagnetic assembly to drive a movable contact of the electric switch to contact a static contact of the electric switch. The solution of the present disclosure can effectively reduce wear of contact points of contacts, to thus prolong the service life of the electric switch.

Abstract: A display panel and a display device, including: a light-emitting region and a non-light- emitting region located at a periphery of the light-emitting region; the display panel includes a light-emitting side and a backlighting side disposed opposite to each other along a thickness direction; the display panel includes a touch layer and a filter layer located in the touch layer, the filter layer includes a color filter, the touch layer includes first and second touch wires, and the second touch wire is located at a side of the first touch wire close to the light-emitting side; the color filter includes first and second color filters, the first color filter is located at the light-emitting region, the second color filter and the first and second touch wires are all located at the non-light-emitting region, and the second color filter is located between the first and second touch wires.

Abstract: A method includes playing a starting animation and an exiting animation of a first application using a same animationLeash object such that the starting animation and the exiting animation transition smoothly. When playing the starting animation stops, the exiting animation is played.

Abstract: A display method and an electronic device provide icon animation and starting window image decoding that can be performed in parallel. After a launch operation is detected, an application launch animation may start to be displayed, thus reducing waiting latency and improving user experience.

Abstract: The present invention provides a lifting assembly of electronic equipment, and electronic equipment. The lifting assembly includes a first mounting frame, a second mounting frame, a lifting body, a drive coil and a first magnetic element. The lifting assembly is controlled to move by means of controlling the drive coil to be powered on or powered off, thus improving the stability and reliability of the motion of the lifting assembly, reducing the risk of damage to the lifting assembly caused by manual pressing, prolonging the service life of the lifting assembly, simplifying operations of a user, and enhancing the use experience of the user.

Abstract: The present application provides a force feedback device, including a base; a button assembly, comprising a button body, a button formed by protruding and extending the button body away from the base, a first rotary shaft connected to one side of the button body close to the base and rotatably connected to the base, and a swing rod formed by extending on one side of the button body close to the base and rotatably connected to the first rotary shaft; a driving assembly including a driving unit fixed to one side of the base and an output shaft connected to the driving unit; a gear assembly rotatably arranged on the base. One end of the gear assembly is connected to the output shaft, and the other end thereof is connected to the swing rod.

Abstract: A force feedback device includes a fixed portion, a button hinged to the fixed portion, an driving arm connected to a bottom of the button, and a driving assembly connected to one end of the driving arm away from the button; the fixed portion includes a fixed portion body and a bearing mounted at one end of the fixed portion body; the button includes a button body and a rotating shaft formed by protruding from one end of the button body; the driving arm is connected to a bottom of the button body; the driving assembly includes a linear vibration motor and an output shaft extending from the linear vibration motor; The force feedback device of the present invention can achieve a force feedback effect of a button, has a simple structure and good experience, and is easy to assemble.

Abstract: A force feedback device includes a base, a working body, a driving assembly, and a transmission structure. The working body includes a key assembly and a working surface. The working surface is disposed on the key assembly. The working body is rotatably connected to the base through a first transmission shaft. The driving assembly is rotatably disposed on the base. The driving assembly is disposed opposite to the working surface. The transmission structure is disposed on the working surface. The transmission structure is in transmission connection with the driving assembly. Compared with the related art, the first transmission shaft of the driving assembly provides forward and reverse rotation to drive the transmission structure to realize force feedback effects, which is compact in overall space, small in friction resistance, and facilitates user experience effect.

Abstract: This application provides a method for performing a drawing operation by an application and an electronic device. The method for performing a drawing operation by an application includes: determining a background drawing frequency of an application program; and when the application program is switched to a background application, intercepting a drawing operation of the application program, so that the application program performs the drawing operation at the background drawing frequency.

Abstract: A knob device for vehicle includes a knob unit and a locking unit. The knob unit includes a rotating cover, a rotary shaft and a motor configured to drive the rotating cover to vibrate. The locking unit includes a rotary wheel which includes a main body fixed to the rotary shaft and locking notches formed at a periphery of the main body. The locking notches are sunk from the periphery of the main body toward a center of the main body in radial directions of the main body. The locking unit further includes a locking pole configured to be inserted into one of the locking notches to block rotation of the rotary wheel, and an actuator configured to drive the locking pole to move. The knob device applies a locking unit which is capable of locking the rotary wheel, thereby realizing diverse use requirements.

Abstract: The present invention provides an information processing method, including steps of: obtaining multimedia information; obtaining environmental information corresponding to the multimedia information. According to multimedia information and environmental information, determine the tactile feedback. When a tactile multimedia output operation is received, out multimedia information. At the same time, output the corresponding tactile feedback effect. The present invention can enable the user to experience not only visual and/or auditory information but also tactile information when listening to or watching multimedia information.

Abstract: Provided is a force feedback apparatus, including a rotation shaft, a force feedback module fixed to the rotation shaft, and a trigger movably connected to the rotation shaft. The force feedback module includes a housing fixed to the rotation shaft and having a first opening and a force feedback assembly received in the housing. The force feedback assembly includes a sliding block, an ejector pin, a first driving element, a second driving element, and a transmission portion fixed to the sliding block and extending through the first opening to abut against the trigger. The first driving element interacts with the second driving element to drive the ejector pin to drive the transmission portion to move to realize force feedback on the trigger. The force feedback apparatus requires no additional transmission structure and directly provides force feedback for the trigger in a timely manner, thereby reducing the assembly difficulty.

Abstract: Provided is a force feedback apparatus, including a housing, a rotation shaft fixed to the housing, a trigger movably connected to the rotation shaft and movable relative to the housing, and a force feedback assembly. The force feedback assembly includes a driving magnet fixed to a side of the trigger toward the housing, an iron core fixed to the housing and arranged opposite to the driving magnet, and a driving coil wound around the iron core. The driving coil is energized to interact with the driving magnet to generate force feedback on the trigger. The force feedback apparatus requires no additional transmission structure and directly provides force feedback through interaction between two driving elements, thereby realizing timely force feedback on the trigger and reducing the assembly difficulty while simplifying the structure. In addition, forces in two directions can be directly generated on the trigger by changing a driving current.

Abstract: The present disclosure discloses a force feedback device including a supporting bracket, a trigger hinged to the supporting bracket through a rotating shaft, a transmission shaft connected to the trigger, a driving assembly for providing an acting force to the trigger through the transmission shaft, and a reset member. A direction of the acting force is opposite to a direction of pulling the trigger. The driving assembly includes a magnetic circuit system and a coil fixed to the transmission shaft and generating an electromagnetic induction force with the magnetic circuit system. The electromagnetic induction force is transmitted to the trigger through the transmission shaft for forming the acting force. A handle using the force feedback device is also disclosed. The force feedback device and the handle disclosed by the present disclosure enable users to obtain richer game experiences according to different game scenarios.

Abstract: The present invention discloses electronic equipment with a vibration function, including a carrier and a vibration module configured for providing a vibration sense; the vibration module includes a housing having a receiving space and provided with an opening in at least one end; a vibration unit received in the receiving space and directly providing a vibration sense to a user; and an elastic member; the elastic member elastically connects the vibration unit to the housing, so as to elastically suspend the vibration unit in the receiving space. According to the electronic equipment of the present invention, in both cases where a surface of the carrier is a flexible material and the carrier is relatively heavy, local vibration can be provided through the independent vibration unit, so as to directly feedback vibration actually generated by the vibration unit to the user, thus improving the experience of the user.

Abstract: A touch feedback device and an electronic device are provided. The touch feedback device includes a touch panel; a linear vibration motor arranged on the touch panel and being able to drive the touch panel to vibrate; a mounting member; and a mounting base. The mounting member includes at least one fixing part and a body that is elastic. The touch panel is fixed to the body, and the at least one fixing part is configured to fix the body to the mounting base, in such a manner the touch panel is limited to vibrate along any direction in a horizontal direction. The natural frequency of the touch feedback device can be effectively regulated, and the linear vibration motor at any position on the touch panel does not have much effect on the vibration distribution of the touch panel, thereby improving the vibration touch of the touch feedback device.

Abstract: The present invention provides an information processing method, including steps of: obtaining multimedia information; obtaining environmental information corresponding to the multimedia information. According to multimedia information and environmental information, determine the tactile feedback. When a tactile multimedia output operation is received, out multimedia information. At the same time, output the corresponding tactile feedback effect. The present invention can enable the user to experience not only visual and/or auditory information but also tactile information when listening to or watching multimedia information.

Abstract: A media information recommendation is provided by obtaining at least two types of media attribute information in which a target user is interested. The determination is based on target nodes corresponding to pieces of media attribute information in a heterogeneous preference network. Heterogeneous feature vectors of the target nodes and heterogeneous feature vectors of neighbor nodes of the target nodes are aggregated. Pieces of media information corresponding to aggregate feature vectors of which similarities satisfy a similarity condition to determine the media information recommendation for the target user.

Abstract: A knob device for vehicle includes a knob unit and a locking unit. The knob unit includes a rotating cover with an open end, a rotary shaft mounted to the open end, and a motor fixed to the rotating cover for driving the rotating cover to vibrate. The locking unit includes a rotary wheel which includes a main body fixed to the rotary shaft and latching teeth formed at a periphery of the main body and distributed in a ring around a central axis of the rotary wheel, a gap being defined between two neighboring teeth, an iron core configured to be inserted into the gap to limit rotation of the rotary wheel, and a solenoid connected to the iron core for driving the iron core to move. The knob device can realize locking of the rotary wheel clockwise and counter-clockwise, meeting requirement of diverse use.