Abstract: A liquid lens controlled by an interdigital electrode made of two insulated wires includes an inner core cavity body, the two insulated wires, a first transparent body, a second transparent body, a first fluid, and a second fluid. The insulated wires are arranged side by side and longitudinally winded on the inner core cavity body; the insulated wires are configured to form an interdigital electrode on a sidewall of the inner core cavity body; the first transparent body is disposed at an upper end of the inner core cavity body and the second transparent body is disposed at a lower end of the inner core cavity body; a lens cavity is defined among the inner core cavity body, the first transparent body, and the second transparent body; the first fluid and the second fluid are immiscible, and disposed in the lens cavity.

Abstract: A driver chip is disclosed. The driver chip includes: a logic control module, at least one output pin and a first functional pin. The at least one output pin is electrically connected to the logic control module, and the first functional pin is electrically connected to the logic control module. The first functional pin is capable of receiving a test signal, and the logic control module is configured to generate, according to the test signal, a test current flowing through each output pin.

Abstract: The present disclosure provides a driving chip, which includes: a first signal port and a second signal port; a logic control module connected to the first signal port and the second signal port, the logic control module being configured to configure, according to a configuration signal received by the first signal port or the second signal port, one of the first signal port or the second signal port as a signal input port, configure the other of the first signal port or the second signal port as a signal output port, and output the configuration signal or an updated configuration signal through the signal output port. The present disclosure further provides a method for configuring ports of the driving chip, a light emission driver, a backlight module and a display apparatus.

Abstract: The present disclosure discloses a low-frequency vibration-isolating superstructure unit, a superstructure and a method of designing a superstructure, is capable of solving the problem that it is difficult to meet the requirements of miniaturization and lightening of vibration-isolating devices, and the problem of reduced structural rigidity and strength caused by vibration isolation.

Abstract: A time signal processor based on multiplying phase interpolation circuit is provided. The time signal processor includes a time signal processing circuit, a calibration circuit and a digital logic circuit, and realizes a time input signal-digital output signal conversion process. The time signal processing circuit quantizes an input time signal to obtain a series of digital code output; feedback compensation is carried out on the time signal processing circuit through the calibration circuit; and finally, the digital logic circuit completes final digital output.

Abstract: A method for creating tactile effect in real time through a gesture and a related device includes: acquiring a target graphic file, automatically splitting the target graphic file into tracks, and displaying track parameter of the track; identifying whether the track has the track parameter; detecting an inputted gesture tactile signal in real time, generating a corresponding real-time vibration signal according to a preset rule, synchronously writing the real-time vibration signal as input parameter to track parameter, and simultaneously driving a vibration unit to produce a corresponding vibration feedback effect; and binding all the real-time vibration signals generated within a playback duration of the target graphic file to the target graphic file to form a final vibration signal of the target graphic file. In the method, a user can customize tactile effects for target audio and video files, which is convenient to operate and brings better user experience.

Abstract: A system for simulating network configurations includes data processing hardware and memory hardware in communication with the data processing hardware. The memory hardware stores instructions that when executed on the data processing hardware cause the data processing hardware to perform operations. The operation includes receiving one or more parameter changes for a production network model of a network. The operations also include generating a simulation network model including the one or more parameter changes. Another operation includes analyzing the simulated network flow within the simulation network model. The operations also include generating a report including an impact of the parameter changes on the network. The operations may also include receiving a production network log including a recorded workflow for the production network model and simulating the production workflow of the production network log within the simulation network model to generate a simulated network log.

Abstract: A surgical knife safety device having a handle, a blade connected to the handle, and a guard carried by the handle for sliding movement between a retracted position in which the blade is exposed for use, and an extended position for covering the sharp cutting edge of the blade. In the retracted position, an enlarged guard radius is provided at the distal end of the handle to allow improved handle control and blade orientation. The enlarged guard radius is positioned to allow the user to firmly grip a large distal handle portion which is preferably molded as a single piece with the blade holder, preventing unwanted blade or handle movement due to guard mechanism tolerances. A spring, such as leaf spring or a cantilever beam, and a pair of detents or slots are provided to fix the guard in the extended or retracted position and to provide resistance during movement between the two positions.

Abstract: Methods for reducing electromagnetic interference arising from use of multiple ultrasound transducers in an array, particularly inside a human body that is inside a magnetic resonance imaging device. Electrical signals driving the transducers are offset in phase with respect to one another so as to achieve maximum offset of electrical and magnetic fields arising from such signals and transducers. Phase offsets are dynamically adjusted to respond to changes in driving amplitudes and frequencies so as to maintain optimal reduction of electromagnetic interference.

Abstract: Example precoding indication manner determining methods and apparatus are described. One example method includes: A radio access network (RAN) device obtains information about an uplink channel of a terminal device. The RAN device determines a scheduled uplink bandwidth and a quantity of uplink data flows of the terminal device based on the information about the uplink channel of the terminal device. Then, the RAN device determines an uplink precoding indication manner of the terminal device based on the scheduled uplink bandwidth and the quantity of uplink data flows of the terminal device. The RAN device sends first information to the terminal device, where the first information indicates the uplink precoding indication manner.

Abstract: The present disclosure relates to an induction method for improving a yield and fertility of 2n pollen in Camellia oleifera, including: subjecting a flower branch of the Camellia oleifera to a high-temperature treatment when a style length L of the Camellia oleifera develops to 1.97 mm<L?2.57 mm. The method specifically includes: applying N,N?-dimethylthiourea (DMTU) or a DMTU-based mixed solution to the Camellia oleifera at a meiosis stage, and then conducting the high-temperature treatment to induce production of 2n pollen. In the method of the present disclosure, the application of the high-temperature treatment precursor to the Camellia oleifera before the high-temperature treatment can significantly improve a fertility rate of 2n pollen.

Abstract: A chip system integrated with MCU and electromagnetic driving includes: a power management module, a signal acquisition module, a controller processing module, an electromagnetic driving module, an audio and video output module, a temperature measurement and control module, and a GPIO module; where the power management module includes: a voltage increasing/decreasing conversion module, a charging management module, a battery protection module, and a power output module; the signal acquisition module includes: a voltage acquisition module, a current acquisition module, a temperature acquisition module, a biological signal acquisition module, and an electromagnetic driving load acquisition module; the controller processing module includes: a signal processing module, a signal transmission module, and a signal communication module; and the audio and video output module includes: a voice playing module, an LED module, and an LCD module.

Abstract: The present disclosure discloses an ultra-precision machining method, including determining a total material removal amount based on a product to be machined and a blank, and performing rough machining to complete a material removal amount of the rough machining; after the rough machining, establishing an ultra-precision machining error prediction model by using an existing machining error, and predicting a semi-finishing error; re-establishing an ultra-precision machining error prediction model considering influence of the semi-finishing error; and finally performing finishing process planning. In the ultra-precision machining method according to the present disclosure, influence of the finishing error is considered, the ultra-precision machining error prediction model is re-established, and by integrated optimization of process parameters of the semi-finishing and the finishing, machining precision of ultra-precision machining is further improved without reducing machining efficiency.

Abstract: A method for haptic feedback, a device for haptic feedback, and a storage device are provided. The method includes the following. In response to a session information editing operation from a first user, session information is generated, where the session information includes Morse code character information. In response to a sending operation from the first user, the session information is sent to a data platform for a second electronic device to obtain the session information from the data platform and to generate haptic feedback according to the session information. In the technical solutions provided in the embodiments of the disclosure, information is sent through the Morse code by utilizing the characteristics of the Morse code, thus simplifying the communication process, improving the interest in the communication process, and improving the user experience.

Abstract: A method for displaying information include: in response to an operation of entering a virtual room, displaying a live interface of the virtual room, and displaying a visual element corresponding to the virtual room in the live interface, in which the visual element comprises a type of a resource provided by the virtual room, and current evaluation information of the virtual room with the type of the resource; and in response to a trigger operation on the visual element, displaying an information window corresponding to the virtual room on the live interface, and displaying the visual element and historical interaction object feature information corresponding to the virtual room in the information window.

Abstract: A method includes determining a position of a wearable electronic device relative to the transportation device, detecting an event in which the transportation device has contacted an external object, and in response, obtaining user state information from the wearable electronic device.

Abstract: The present disclosure relates to an induction method for improving a yield and fertility of 2n pollen in Camellia oleifera, including: subjecting a flower branch of the Camellia oleifera to a high-temperature induction treatment when a style length L of the Camellia oleifera develops to 1.97 mm<L?2.57 mm. The method specifically includes: applying N,N?-dimethylthiourea (DMTU) or a DMTU-based mixed solution to the Camellia oleifera at a meiosis stage, and then conducting the high-temperature induction treatment to induce production of 2n pollen. In the method of the present disclosure, the application of the high-temperature treatment precursor to the Camellia oleifera before the high-temperature induction treatment can significantly improve a fertility rate of 2n pollen.

Abstract: A device for on-site detection of soil organic matter, including a pre-processing module, a centrifugal system, a microfluidic chip, and a photoelectric detection module. The pre-processing module is configured to process a soil sample into a soil solution. The centrifugal system is configured to generate a centrifugal force. The microfluidic chip is configured to allow mixing of the soil solution and an extraction solvent for extraction under the centrifugal force to obtain an extract. The photoelectric detection module is configured to detect the extract to determine organic matter content in the soil solution. An on-site detection method and a microfluidic chip are also provided. The microfluidic chip includes a channel layer, a cover layer arranged above the channel layer, and a base plate layer arranged below the channel layer.

Abstract: A composite flocculant for treating low-temperature and low-turbidity water and a preparation method thereof are provided. The composite flocculant includes nanometer modified natural mordenite, sodium silicate solution, nanometer natural pyrrhotite and nanometer ferroferric oxide.

Abstract: A sample processing and analyzing device for soil analysis in a karst area comprises a mounting unit, a processing unit arranged on the mounting unit, and an analyzing unit arranged on the mounting unit and connected with the processing unit through a feeding unit. The design of the damping component can control the grinding force to avoid sample crushing. The installation disc can be effectively clamped by the second axial moving component to move the sample position according to the grinding requirements, facilitating step-by-step polishing. The feeding unit sends the sample to the analysis unit through a conveyor belt for effective analysis. The sample processing and analyzing device can effectively process a soil concretion sample into a sample for analysis, has the advantages of easy operation, high degree of automation and high efficiency, and is suitable for mass popularization.