Abstract: Embodiments of the present disclosure provide a speaker. The speaker may include a diaphragm; a magnetic circuit component; and a coil connected to the diaphragm, at least part of the coil being arranged in a magnetic gap formed by the magnetic circuit component, and the coil driving the diaphragm to vibrate to generate sound after the coil being energized. The diaphragm may include a main-body region and a folded-ring region surrounding the main-body region, the main-body region may include a first inclined section and a first connecting section connected to the coil, the first inclined section may be attached to a portion of the folded-ring region, and the first inclined section may be tilted in a direction away from the coil with respect to the first connecting section.

Abstract: The disclosure provides a touch module, a touch display panel and a display device. Each touch electrode includes a plurality of electrode blocks arranged along an extending direction, and electrode blocks belonging to other touch electrodes are distributed in an area where at least part of all the electrode blocks are located, which makes full use of an interior area of a traditional touch pattern and increases a coupling area between the touch electrodes. When touch occurs, an amount of change in a mutual capacitance value between the touch electrodes will be significantly increased, thereby increasing touch sensitivity.

Abstract: The application provides a driving circuit. The circuit includes: a segment display, including a plurality of light-emitting units; a controller, configured to generate a control instruction for the segment display according to a configuration signal; a digital driver, connected to the controller, and configured to generate a pulse driving signal according to the control instruction from the controller; and an amplification circuit, with one end being connected to the digital driver and the other end being connected to the plurality of light-emitting units of the segment display. The application also provides a magnetic sensing circuit and an electrical device. The magnetic sensing circuit includes a magnetic sensor, a sensing selection circuit, and a result representation circuit. A plurality of magnetic sensors are provided, and at least some of the plurality of magnetic sensors are capable of being connected to the sensing selection circuit by a sensing output terminal.

Abstract: The application provides a driving circuit. The circuit includes: a segment display, including a plurality of light-emitting units; a controller, configured to generate a control instruction for the segment display according to a configuration signal; a digital driver, connected to the controller, and configured to generate a pulse driving signal according to the control instruction from the controller; and an amplification circuit, with one end being connected to the digital driver and the other end being connected to the plurality of light-emitting units of the segment display. The application also provides a magnetic sensing circuit and an electrical device. The magnetic sensing circuit includes a magnetic sensor, a sensing selection circuit, and a result representation circuit. A plurality of magnetic sensors are provided, and at least some of the plurality of magnetic sensors are capable of being connected to the sensing selection circuit by a sensing output terminal.

Abstract: The present application provide an air purifier and a cleaning method for same The air purifier includes: a housing, which is provided with an air inlet and an air outlet and a detachable door panel; a protective cover, which is detachably disposed on an inner wall of the housing and opposite to the door panel, and located between the air inlet and the air outlet; and an electrostatic filter element, which includes an emission assembly and a collection assembly, the emission assembly and the collection assembly are detachably disposed in the protective cover, the emission assembly is located at a side of the collection assembly close to the air inlet. The detachable protective cover is provided to facilitate washing and protect the housing. The emission assembly and the collection assembly are detachably mounted in the protective cover, so that they can be separately cleaned.

Abstract: The application provides a gear control circuit and system for an alternating current motor. The gear control circuit includes: a plurality of controllable switches; a detection unit, configured to detect switching statuses corresponding to the controllable switches; a gear input unit, configured to receive a target gear m inputted from outside; and a control unit, connected to the gear input unit and configured to obtain the target gear m. The application also provides a switch controller and an electronic device. The switch controller includes a signal modulation circuit, a signal follower circuit, a comparison circuit, and a switch control circuit. The switch controller may perform digital-to-analog conversion by using the signal modulation circuit, to modulate a first PWM signal being a digital signal into a second PWM signal being an analog signal, and then the signal follower circuit performs load amplification on the modulated second PWM signal.

Abstract: A flexible photonic skin is provided, including a functional layer, an adhesive layer used for fixing the functional layer and made of hypoallergenic polyvinyl ethyl ether, and a packaging layer made of a polyurethane semi-transparent film and adhered to the adhesive layer, which are arranged successively from the top down, wherein the functional layer consists of two electrodes located on two sides and used for acquiring electrocardiographic signals of a human body, and a polymer-based photonic integrated chip located between the two electrodes and used for acquiring body temperature, pulse, blood pressure and blood glucose signals of the human body; and, the polymer-based photonic integrated chip processes and outputs the acquired electrocardiographic signals of the human body as well as the body temperature, pulse, blood pressure and blood glucose signals of the human body.

Abstract: The invention relates to isotope separation methods, and methods for separating isotopes with low energy consumption, demonstrated using hydrogen isotopes. Also described are methods for enriching or depleting the isotope present in the hydrogen gas/vapour feed e.g. for tritium removal, tritium enrichment and deuterium enrichment, by arranging a series of cells in a cascaded configuration.

Abstract: A flexible photonic skin is provided, including a functional layer, an adhesive layer used for fixing the functional layer and made of hypoallergenic polyvinyl ethyl ether, and a packaging layer made of a polyurethane semi-transparent film and adhered to the adhesive layer, which are arranged successively from the top down, wherein the functional layer consists of two electrodes located on two sides and used for acquiring electrocardiographic signals of a human body, and a polymer-based photonic integrated chip located between the two electrodes and used for acquiring body temperature, pulse, blood pressure and blood glucose signals of the human body; and, the polymer-based photonic integrated chip processes and outputs the acquired electrocardiographic signals of the human body as well as the body temperature, pulse, blood pressure and blood glucose signals of the human body.

Abstract: A medical body position retaining belt securing device is disclosed. The medical body position retaining belt securing device for securing and releasing a medical body position retaining belt to and from an operating table side guide rail, comprising an upper clamping piece, a lower clamping piece and an elastic piece, the upper clamping piece or the lower clamping piece being coupled to the medical body position retaining belt, each of the upper clamping piece and the lower clamping piece including a clamping portion for clamping the operating table side guide rail, and two ends of the elastic piece respectively abutting against or being secured to the upper clamping piece and the lower clamping piece.

Abstract: A coating including a substrate and a plurality of hydrophobic silver particles disposed on the substrate. The contact angle of the coating with water at room temperature is between 152° and 162° and the resistance value of the coating is between 101 and 103?.

Abstract: The invention discloses a durable super-hydrophobic fabric and a preparation method thereof. The preparation method comprises the following steps: soaking a fabric into a mixed solution of tetraethoxysilane and hydroxy-terminated polydimethylsiloxane; taking out the fabric and then placing it into a closed container filled with a hydrochloric acid solution and above the liquid level of the hydrochloric acid solution; reacting for 0.5-2 h under the temperature of 30-60 DEG C. to give the durable super-hydrophobic fabric. The fabric prepared according to the invention has a water drop surface static contact angle of more than 150° such that the water drop is easy to roll on the surface of the fabric, and has excellent chemical stability and mechanical durability. In addition, the preparation process is simple and pollution-free.

Abstract: The invention relates to isotope separation methods, and methods for separating isotopes with low energy consumption, demonstrated using hydrogen isotopes. Also described are methods for enriching or depleting the isotope present in the hydrogen gas/vapour feed e.g. for tritium removal, tritium enrichment and deuterium enrichment, by arranging a series of cells in a cascaded configuration.