Abstract: A security defending method, a coprocessor, and a processing apparatus are disclosed. The security defending method is applicable in a coprocessor, including: receiving a jump destination encryption request for the operation task; using mask configuration to perform first mask processing on the first jump destination address value to obtain a first intermediate jump destination address value; performing an authentication operation based on the first jump destination storage address, a key reference value corresponding to the operation task and the first intermediate jump destination address value, to obtain a first encryption result value; using the mask configuration to perform second mask processing on the first encryption result value to obtain a first intermediate encryption result value; performing an authentication operation on the first intermediate encryption result value and the first jump destination address value to obtain a first encryption jump destination address value.

Abstract: A security defending method and an electronic apparatus are disclosed. The security defending method is applicable in a coprocessor, including: receiving a jump destination encryption request for the operation task; using mask configuration to perform first mask processing on the first jump destination address value to obtain a first intermediate jump destination address value; performing an authentication operation based on the first jump destination storage address, a key reference value corresponding to the operation task and the first intermediate jump destination address value, to obtain a first encryption result value; using the mask configuration to perform second mask processing on the first encryption result value to obtain a first intermediate encryption result value; performing an authentication operation on the first intermediate encryption result value and the first jump destination address value to obtain a first encryption jump destination address value.

Abstract: Embodiments of the present application provide an array substrate and manufacturing method thereof, and a display panel, display device, display kit. The array substrate includes: a base substrate, and a reflective layer on a side of the base substrate; the reflective layer includes: a plurality of micro-capsules; each of the micro-capsules includes: a plurality of absorbing particles and a plurality of reflecting particles; the absorbing particles are magnetic particles absorbing light; the reflecting particles are non-magnetic particles reflecting light.

Abstract: An acceleration sensor, a capacitance detection circuit and method, an acceleration processing circuit and method, a storage medium and an electronic device are provided. The acceleration sensor includes: a base, at least one fixed electrode fastened on the base, and at least one mass movable relative to the fixed electrode. The mass includes a conductive electrode, the conductive electrode and the fixed electrode are configured to form a capacitor, and a capacitance value of the capacitor is variable due to movement of the mass relative to the base.

Abstract: Provided are a mobile terminal and a drop protection method thereof. The mobile terminal includes a display panel, a middle frame, a rear shell, a protection module and a detection module; the middle frame being mounted in the rear shell; and the display being arranged on the middle frame. The protection module includes a buffer elastic block mounted on the middle frame and an elastic block control unit for controlling buffer elastic block to eject out if the mobile terminal is in a drop state. At the instant of dropping down to the ground, the buffer elastic block absorbs a generated momentum reduces instant impact stress of mobile terminal, thereby protecting modules, and preventing stress concentration. Since buffer elastic block is arranged on middle frame, the mobile terminal is better protected, and damages to the screen and the internal modules caused by drop of the mobile terminal are be avoided.

Abstract: A display substrate, a display module and a method for driving the display module, and a display apparatus are provided. The display substrate includes a plurality of pixel units. At least one pixel unit includes: a first sub-pixel; a color-changing layer covering a part of a light-emitting surface of the first sub-pixel, the color-changing layer being able to be switched between a first state and a second state, and the color-changing layer being configured to enable a first wavelength light emitted by the first sub-pixel to pass through the color-changing layer in the first state; and a light-emitting layer located on a side of the color-changing layer that is away from the first sub-pixel, and configured to emit a second wavelength light under excitation of the first wavelength light. The second wavelength light is an invisible light.

Abstract: Provided are a mobile terminal and a drop protection method thereof. The mobile terminal includes a display panel, a middle frame, a rear shell, a protection module and a detection module; the middle frame being mounted in the rear shell; and the display being arranged on the middle frame. The protection module includes a buffer elastic block mounted on the middle frame and an elastic block control unit for controlling buffer elastic block to eject out if the mobile terminal is in a drop state. At the instant of dropping down to the ground, the buffer elastic block absorbs a generated momentum reduces instant impact stress of mobile terminal, thereby protecting modules, and preventing stress concentration. Since buffer elastic block is arranged on middle frame, the mobile terminal is better protected, and damages to the screen and the internal modules caused by drop of the mobile terminal are be avoided.

Abstract: A sound production device, a display system, and a sound production method for a sound production device. The sound production device includes ultrasonic transducers, a sounding control unit, and a motion unit. The ultrasonic transducers can constitute at least one sounding unit, each of the sounding units includes two ultrasonic transducers, and one ultrasonic transducer in each sounding unit emits a first ultrasonic wave, and the other ultrasonic transducer emits a second ultrasonic wave. The sounding control unit is configured to determine a target direction and output a direction command to the motion unit according to the target direction. The motion unit is configured to adjust a sounding direction of each ultrasonic transducer according to the direction command, such that two ultrasonic transducers in each sounding unit emit sound toward the target direction to generate a difference frequency sound wave within an audible frequency range in a target area.

Abstract: An acceleration sensor, a capacitance detection circuit and method, an acceleration processing circuit and method, a storage medium and an electronic device are provided. The acceleration sensor includes: a base, at least one fixed electrode fastened on the base, and at least one mass movable relative to the fixed electrode. The mass includes a conductive electrode, the conductive electrode and the fixed electrode are configured to form a capacitor, and a capacitance value of the capacitor is variable due to movement of the mass relative to the base.

Abstract: A sound production device, a display system, and a sound production method for a sound production device. The sound production device includes ultrasonic transducers, a sounding control unit, and a motion unit. The ultrasonic transducers can constitute at least one sounding unit, each of the sounding units includes two ultrasonic transducers, and one ultrasonic transducer in each sounding unit emits a first ultrasonic wave, and the other ultrasonic transducer emits a second ultrasonic wave. The sounding control unit is configured to determine a target direction and output a direction command to the motion unit according to the target direction. The motion unit is configured to adjust a sounding direction of each ultrasonic transducer according to the direction command, such that two ultrasonic transducers in each sounding unit emit sound toward the target direction to generate a difference frequency sound wave within an audible frequency range in a target area.

Abstract: A brightness adjustment device and an eye protection lamp are provided. The brightness adjustment device is applied in the eye protection lamp and includes a physical sign detection assembly, configured to obtain heart rate information of a user, and generate and transmit a brightness adjustment signal based on the heart rate information of the user; and a brightness adjustment assembly, connected to the physical sign detection assembly, and configured to adjust brightness of a light emitting device connected to the brightness adjustment assembly based on the brightness adjustment signal.