Abstract: The present application relates a two-wire communication control device and a multi-purpose device. The two-wire communication control device includes a signal receiving module, a first control module, at least one second control module, a power supply module, a coding module, and a decoding module. The signal receiving module is connected to the first control module, the first control module is connected to the coding module, the coding module is connected to the power supply module, the decoding module is connected to the coding module, the decoding module is further connected to the second control module, the power supply module is connected to a live wire and a neutral wire, the power supply module is further connected the first control module and the second control module, one of the coding module and the decoding module is connected to the live wire, and the other is connected to the neutral wire.

Abstract: This application discloses an electronic device, including a circuit board, a shielding frame, and a middle frame. The circuit board is provided with an electronic element. The shielding frame is disposed on the circuit board, and surrounds the electronic element. The middle frame is securely connected to the circuit board by a fastener, and the shielding frame is sandwiched between the middle frame and the circuit board, to enable the middle frame, the shielding frame, and the circuit board to be electrically connected.

Abstract: The present application relates to a fan lamp control system and method, and the system includes: a control module, a processing module, a fan module, a lamp panel module and a power supply module; the fan module is configured for controlling a rotating state of a fan; the lamp panel module is configured for controlling an illuminating state of a lamp; the control module is configured for sending a control instruction for controlling the rotating state of the fan and the illuminating state of the lamp; the control module includes a first control unit and a second control unit; the processing module is configured for controlling the fan module and the lamp panel module to perform a corresponding operation based on the control instruction.

Abstract: An electronic device includes a circuit board and a camera assembly. The circuit board has a mounting hole extending through the circuit board in a thickness direction, and the mounting hole includes a first end and a second end oppositely arranged along the thickness direction of the circuit board. The camera assembly includes a first part arranged in the mounting hole and a second part extending out from the first end of the mounting hole, and the first part includes a camera substrate assembly. A support member is arranged on the circuit board and at the mounting hole and the first part is arranged on the support member. The support member includes at least one conductive sheet. The at least one conductive sheet is further coupled to a metal wiring of the circuit board, and the at least one conductive sheet is insulated from the camera substrate assembly.

Abstract: A screen flexible circuit board (FPC) is combined with a main and sub-board FPC, so that two board to board (BTB) connectors on a main board are combined into one, thereby reducing the area on the main board occupied by the BTB connectors, saving the area on the main board, and improving the area utilization of the main board. In addition, quantities of FPCs and main board BTB connectors are reduced, so that hardware costs are reduced.

Abstract: A camera decoration cover includes a decoration cover plate stacked with a light-transmitting cover plate. A region covered by the light-transmitting cover plate on the decoration cover plate is a coverage region, at least one camera hole is provided in the coverage region, the coverage region includes at least one first region, and the first region is provided with at least one first electrostatic discharge hole corresponding to the camera hole. A center of the coverage region is a first center, and a center of the camera hole is a second center. The first region is a region located on one side of the second center far away from the first center, and the first region is formed by respectively rotating a straight line where the first center and the second center lie around the first center toward two sides of the straight line by a first preset angle.

Abstract: Disclosed is a lighting device with low-power consumption, including: a rectification circuit, a supply circuit of intelligent module, an intelligent module, a silicon controlled dimming circuit, a white light driving circuit, a white light lamp panel, a RGB driving circuit, and a RGB lamp panel. The above lighting device with low-power consumption can provide maintenance current through the silicon controlled dimming circuit. During operation of the white light driving circuit, the silicon controlled dimming circuit keeps working consistently. When the lighting function is turned off, the silicon controlled dimming circuit turns off the output and enters a standby state.

Abstract: An electronic device includes: a battery cover with a hole, a battery module, a battery protection circuit board and a first functional device. The battery module is arranged on an inner side of the battery cover and including a battery and a battery protection circuit board arranged facing the hole. The decorative member is arranged on the battery cover and including a first decorative portion and a second decorative portion. The battery protection circuit board is projected to form a first orthographic projection. The first decorative portion is projected to form a second orthographic projection. The first functional device is located on a side of the battery protection circuit board facing the first decorative portion and arranged corresponding to the first through hole.

Abstract: A camera decoration cover includes a decoration cover plate stacked with a light-transmitting cover plate. A region covered by the light-transmitting cover plate on the decoration cover plate is a coverage region, at least one camera hole is provided in the coverage region, the coverage region includes at least one first region, and the first region is provided with at least one first electrostatic discharge hole corresponding to the camera hole. A center of the coverage region is a first center, and a center of the camera hole is a second center. The first region is a region located on one side of the second center far away from the first center, and the first region is formed by respectively rotating a straight line where the first center and the second center lie around the first center toward two sides of the straight line by a first preset angle.

Abstract: This application provides an electronic device. The electronic device includes a rear cover, a camera bracket, and an NFC antenna. The camera bracket is disposed on the rear cover and includes a first surface and a second surface that are oppositely disposed. The first surface of the camera bracket faces an outer side of the electronic device. A first light hole is disposed in the camera bracket, and the first light hole is configured to be opposite to a first camera flash or a first camera. The NFC antenna is laid on the first surface of the camera bracket. A first orthographic projection of the NFC antenna on the first surface of the camera bracket falls into the first surface of the camera bracket and does not overlap the first light hole, so that the NFC antenna avoids the first light hole.

Abstract: This application relates to the field of electronic technologies, and in particular, to an electronic device. A camera assembly may be supported, and a charging path or a high-current path may be shortened, so that an impedance can be reduced, efficiency can be improved, and power consumption can be prevented from being increased.

Abstract: Disclosed is a lighting device with low-power consumption, including: a rectification circuit, a supply circuit of intelligent module, an intelligent module, a silicon controlled dimming circuit, a white light driving circuit, a white light lamp panel, a RGB driving circuit, and a RGB lamp panel. The above lighting device with low-power consumption can provide maintenance current through the silicon controlled dimming circuit. During operation of the white light driving circuit, the silicon controlled dimming circuit keeps working consistently. When the lighting function is turned off, the silicon controlled dimming circuit turns off the output and enters a standby state.

Abstract: The present application relates to a field of motor, in particular, relates to a brushless direct current motor and a hair dryer using the same, which includes a main body and a driver. The driver includes a driving board configured for integrating driving components, a control board configured for integrating control components and a wiring board configured for wiring. The driving board is provided at a side of the wiring board away from the stator end of the main body. A plane where the driving board is located is parallel to an extending direction of the stator end of the main body towards the wiring board. The driving board is configured to be electrically connected with the wiring board and the control board respectively. The present application has an effect of improving a heat dissipation efficiency of the driving components of the motor in the hair dryer.

Abstract: The present application relates to a field of motor, in particularly, relates to an integrated high speed brushless DC motor, which includes a main body and a driver. The driver includes a driving board configured for integrating driving components, a control board configured for integrating control components and a wiring board configured for wiring. The driving board is provided at a side of the wiring board away from the stator end of the main body, and the driving board is electrically connected with the wiring board and the control board respectively.

Abstract: The present application relates a two-wire communication control device and a multi-purpose device. The two-wire communication control device includes a signal receiving module, a first control module, at least one second control module, a power supply module, a coding module, and a decoding module. The signal receiving module is connected to the first control module, the first control module is connected to the coding module, the coding module is connected to the power supply module, the decoding module is connected to the coding module, the decoding module is further connected to the second control module, the power supply module is connected to a live wire and a neutral wire, the power supply module is further connected the first control module and the second control module, one of the coding module and the decoding module is connected to the live wire, and the other is connected to the neutral wire.

Abstract: The present application relates to a fan lamp control system and method, and the system includes: a control module, a processing module, a fan module, a lamp panel module and a power supply module; the fan module is configured for controlling a rotating state of a fan; the lamp panel module is configured for controlling an illuminating state of a lamp; the control module is configured for sending a control instruction for controlling the rotating state of the fan and the illuminating state of the lamp; the control module includes a first control unit and a second control unit; the processing module is configured for controlling the fan module and the lamp panel module to perform a corresponding operation based on the control instruction.

Abstract: A single phase line switch having a phase line input connected to a phase line of the electric network and a phase line output connected to a negative line of the electric network via resistive loads or capacitive loads. The single phase line includes a first power supply unit connected between the phase line input and the phase line output, a second power supply unit, a controlled switch configured to control the second power unit to be on or off, and a micro control unit (MCU) configured to control the controlled switch to be switched on or off. The first power supply unit is configured to provide a power supply to the MCU when the controlled switch is off. The second power unit is configured to provide a power supply to the MCU and the controlled switch when the controlled switch is on, the second power supply unit being serially connected with the controlled switch, the second power supply and the controlled switch being parallel connected with the first power supply unit.

Abstract: A constant power limiter includes a control circuit and a power source circuit thereof, and the control circuit includes a voltage detection circuit configured for detecting a voltage of power source; a current detection circuit configured for detecting a load current; a zero-cross detection circuit configured for detecting a zero-cross point of AC power; a load driving circuit including a controlled silicon; and a micro control unit (MCU) configured for receiving output signals from the voltage detection circuit, the current detection circuit, and the zero-cross detection circuit, and outputting a control signal respectively to the load driving circuit to control a load power, wherein when the load power is less than or equal to a set power value, the load driving circuit has the controlled silicon fully open, when load power is no less than the set power value, the load driving circuit has the controlled silicon conduction angle decreased to stabilize the load power at the set power value.

Abstract: The invention relates to a method for providing short-circuit protection for a resistive AC load, wherein the load is connected with an AC power supply through an active controlled switch controlled by a controller. The method for providing short-circuit protection for the resistive AC load comprises the following steps of: turning on the active controlled switch within a first conduction angle range; obtaining the mean current value of the load through a current detection circuit; and determining whether the mean current value of the load is greater than a default value or not, wherein, if so, the active controlled switch is controlled to be turned off, and if not, the active controlled switch is controlled to be turned on. The invention also relates to a device and a switch for providing short-circuit protection for the resistive AC load.

Abstract: An ultrasonic atomization circuit comprises a driving signal generating unit to generate an ultrasonic driving signal, a power unit to amplify and transmit the ultrasonic driving signal to a piezoelectric ceramic lamination, and a buffering unit connecting to the driving signal generating unit and the power unit to reduce the effect by the load of the power unit to the driving signal generating unit. The present invention is directed to provide an atomization device using the above ultrasonic atomization circuit. For the ultrasonic atomization circuit being disposed between the power unit and the driving signal generating unit, the ultrasonic atomization circuit can reduce the effect by the disperse circuits and reactance to the driving signal generating unit, meanwhile need less units and be easy to test.