10results about How to "Improve electrostatic protection ability" patented technology

This application provides an electric motor, an electric propulsion device, and an aircraft. The electric motor includes: a stator having a cavity; a rotor rotatably connected to the stator via a shaft; and the rotor being insulated from the stator; a conductive component disposed within the cavity, one end of the conductive component being conductively connected to the shaft, and the other end extending to the outside of the electric motor. The electric motor of this application, by incorporating the conductive component, creates a complete low-impedance electrical path between the shaft and the conductive component, allowing current that might be input into the electric motor via the rotor hub to be output to the outside of the electric motor, thus improving the electrical protection performance of the electric motor.

This utility model relates to the field of optical lens technology, and more particularly to an anti-static camera module. The anti-static camera module includes a housing, a camera, a circuit board assembly, and contacts. The housing has a receiving cavity. At least a portion of the camera passes through the housing and is housed within the receiving cavity, with the camera bonded to the housing. The circuit board assembly is disposed within the receiving cavity, and an optical sensor is mounted on the circuit board assembly. The contacts are disposed within the receiving cavity, with one end connected to the housing and the other end resting on the outer wall of the camera; this allows electrostatic charge to pass sequentially through the camera and the contacts and be conducted to the outside by the housing. This prevents electrostatic charge from accumulating on the camera and being conducted to the optical sensor, thus avoiding damage to the optical sensor and improving the electrostatic protection capability of the anti-static camera module, enhancing its electrostatic shielding effect.

The utility model discloses a vehicle-mounted display module and a vehicle. The vehicle-mounted display module comprises a heat dissipation supporting plate; the display panel is located on the heat dissipation supporting plate; the driving structure is located on the side, away from the display panel, of the heat dissipation supporting plate, and the driving structure is electrically connected with the display panel through a flexible bending circuit; the driving structure comprises a printed circuit board, and a plurality of driving chips are arranged on the printed circuit board; the electrostatic protection layer is located on the side, away from the display panel, of the driving structure, and the orthographic projection of the electrostatic protection layer on the printed circuit board covers at least part of the driving chip. Thus, at least part of the driving chip is protected by arranging the electrostatic protection layer, the probability that the driving chip is damaged by static electricity is reduced, and due to the fact that the driving chip in the printed circuit board is a device more prone to being damaged by static electricity, the electrostatic protection effect of the vehicle-mounted display module can be improved to a great extent by arranging the electrostatic protection layer; therefore, the reliability of the vehicle-mounted display module is improved.

The electrostatic protection structure, the silicon controlled rectifier and the semiconductor memory disclosed by the embodiments of the present disclosure comprise: a substrate; a transistor formed in the substrate, a first electrode of the transistor being connected to an electrostatic end, a second electrode of the transistor and a gate electrode of the transistor being connected to a charge discharge end; and a capacitor, a first electrode of the capacitor being connected to the substrate, and a second electrode of the capacitor being connected to the electrostatic end. The embodiments of the present disclosure can quickly turn on a parasitic BJT formed in the electrostatic protection structure, thereby discharging electrostatic discharge, playing a good electrostatic protection role, and avoiding damage to the device.

This application provides an electrostatic discharge (ESD) protection circuit and a semiconductor chip. The circuit includes: a first ESD protection module, a second ESD protection module, and a current limiting module. The first and second ESD protection modules each have at least one voltage divider and at least one conducting device. The input terminal of the first ESD protection module is connected to an input port, and its output terminal is connected to the first terminal of the current limiting module. The first terminal of the first ESD protection module is connected to a power supply voltage, and its second terminal is grounded. The input terminal of the second ESD protection module is connected to the second terminal of the current limiting module, and its output terminal is connected to the circuit to be protected. The first terminal of the second ESD protection module is connected to a power supply voltage, and its second terminal is grounded. The voltage divider is used to reduce the trigger voltage of the conducting device. The conducting device is used to conduct and discharge static electricity, thereby improving ESD protection performance.

The embodiment of the present application discloses a power device. The power device comprises a first control electrode, a second control electrode, a first electrode and a second electrode; wherein the first electrode and the second electrode have a semiconductor structure therebetween; and the second control electrode is used for switching on or off the state between the first electrode and the second electrode under the action of voltage on the first control electrode.

The utility model provides an anti-static packaging box for an integrated circuit. The anti-static packaging box comprises a box body, a partition assembly and a sealing cover plate. The box body comprises a side plate and a bottom plate, the side plate is in a square frame shape, the bottom plate is fixedly connected to the bottom side of the side plate, the side plate comprises a polyvinyl chloride plate, a first tin foil piece and a first wear-resistant coating layer, the polyvinyl chloride plate is fixedly connected with the bottom plate, the first tin foil piece is fixedly connected to the inner side of the polyvinyl chloride plate, and the first wear-resistant coating layer is fixedly connected to the bottom plate. The first wear-resistant coating layer is arranged on the inner side of the first tin foil sheet; the separation assembly is fixedly connected to the inner side of the side plate, and the separation assembly is perpendicular to the bottom plate; according to the utility model, the interior of the box body is divided into a plurality of parts through the separation assemblies, the box body and the separation assemblies are both provided with the tin foil sheets, and the tin foil sheets block static electricity, so that external static electricity can be prevented from being introduced and accumulated on the integrated circuits, and static electricity damage caused by friction between the internal integrated circuits can be avoided; and the electrostatic protection effect is further improved.

Embodiments of the present application disclose a display module and a display device. A driving chip is configured to generate a screen driving signal according to a signal transmitted by a first pin. A non-display area of the screen includes a plurality of first bonding terminals. The first bonding terminals are not connected to or not connected with circuit structures in a display area of the screen when the screen works according to the screen driving signal. By connecting the first pin and the first bonding terminal, the electrostatic protection circuit connected to the first pin and the electrostatic protection circuit connected to the first bonding terminal jointly bear the invading electrostatic load, the risk of the first pin and the related lines connected to the first pin being damaged is reduced, the electrostatic protection capability of the display module is improved, and the display performance and the touch performance of the display module are ensured. In addition, the technical solution of the present application can connect the idle first bonding terminal in the display module with the first pin of the driving chip, improve the electrostatic protection capability of the display module, and reduce the waste of resources.

The application discloses a display panel and a display device. The display panel has a first area and a second area arranged around the first area, and comprises a substrate, a first functional layer arranged on one side of the substrate and comprising a first functional structure in the first area and a second functional structure in the second area, an active layer arranged on a side of the first functional layer away from the substrate, and a first metal layer arranged on a side of the active layer away from the substrate, the first metal layer comprising a first metal structure in the first area and a second metal structure in the second area. The first functional structure is arranged in a spaced manner with the first metal structure on the substrate, and the second functional structure is at least partially overlapped with the second metal structure on the substrate.

The utility model relates to a twist screen module technical field, and disclose a kind of magnetoelectric waterproof twist screen module, including rotating component, display support component, signal component, pressing guide component and waterproof component:the rotating component includes outer ring and luminous rotating seat, the outer ring is formed integral rotating piece by the luminous rotating seat buckle with inside reverse buckle, the luminous rotating seat is equipped with the elastic member for adjusting the feeling of rotation inside;The signal component includes lamp plate and magnetic ring, the luminous rotating seat is equipped with the inner groove for placing magnetic ring.(1), waterproof performance is greatly improved: through screen support and display screen combination part adopt hot melt adhesive sealing, lamp plate lamp pearl corresponding screen support bottom is equipped with glue groove protection, main control board is installed in the bottom of base special glue cavity and so on multiple waterproof structure design, IPX7 above waterproof grade is realized, can satisfy the requirement of water soaking experiment, effectively solve the problem of traditional with rotation press function module waterproof performance deficiency.