Huizhou (HK) Yingyuan Technology
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Securities Star News: According to data from Qichacha, Midea Group (000333) has obtained a new invention patent authorization, titled "Package Body, Switching Power Supply Module, PCB Module, and Air Conditioner". The patent application number is CN201810887027.5, and the authorization date is April 26, 2024.Patent abstractThe present invention discloses a packaging body, a switch power supply module, a PCB module, and an air conditioner. Among them, the packaging body includes a packaging shell, which is equipped with a cavity; An internal PCB board, which is located in the cavity; And, needle insertion; One end of the guide pin is electrically connected to the internal PCB board, and the other end runs through the penetration part of the packaging shell for electrical connection with the external PCB board. The guide pin is formed as a whole with the penetration part of the packaging shell. The technical solution of the present invention ensures the spacing between the guide pins by...
2024
Securities Star News: According to data from Qichacha, HONOTO (300870) has recently obtained a utility model patent authorization, titled "Peak Voltage Control Circuit and Synchronous Rectifier Switching Power Supply". The patent application number is CN202322667926.3, and the authorization date is April 26, 2024.Patent AbstractThis application provides a peak voltage control circuit and a synchronous rectifier switching power supply. The peak voltage control circuit is used to control the peak voltage on the first switching transistor in the synchronous rectifier switching power supply; The peak voltage control circuit includes: charging and discharging capacitor, first on/off control unit, second on/off control unit, and energy consumption unit; Charging and discharging capacitors are used to absorb and store energy from the peak voltage generated when the first switching tube is disconnected; The first on/off control unit is used to achieve unidirectional conduction from the first...
On April 27, 2024, the financial sector reported that, according to the announcement of the China National Intellectual Property Administration, China FAW Group Co., Ltd. applied for a patent entitled "EV Charging Station connection method, device, storage medium and electronic device", with the publication number of CN117935428A and the application date of December 2023.The patent abstract shows that the present invention discloses a method, device, storage medium, and electronic device for connecting a vehicle charging station. Among them, the method includes: obtaining the encrypted identification information of the target charging station; Send registration application information to the cloud service platform based on encrypted identification information, so that the cloud service platform can register the target charging station according to the registration application information; In response to the successful registration of the target charging station, receive device identif...
On April 27, 2024, the financial sector reported that, according to the announcement of the China National Intellectual Property Administration, Chongqing Meiansen Technology Co., Ltd. applied for a power supply protection circuit named "a pre charging and current intercepting power supply protection circuit with load detection function", with the publication number of CN117937386A, and the application date of December 2023.The patent abstract shows that the present invention relates to the field of protective circuit technology, specifically to a pre charging and current cutting power supply protection circuit with load detection function, including: a pulse charging module for charging a load device with a preset pulse width after the power supply is started; The load detection module is used to detect the voltage characteristics of the load device after charging it with a preset pulse width, and control the output of the main circuit based on the voltage characteristics; The curren...
On April 27, 2024, the financial sector reported that, according to the announcement of the China National Intellectual Property Administration, EAST Group Co., Ltd. applied for a patent entitled "an uninterruptible power supply installation device", with the publication number of CN117937273A and the application date of December 2023.The patent abstract shows that the present invention relates to the field of uninterruptible power supply technology, specifically to an uninterruptible power supply installation device, which includes a protective box and an uninterruptible power supply body. The protective box is equipped with a lifting mechanism, and four sets of walking wheels are installed at the bottom of the lifting mechanism extending to the bottom of the protective box. The bottom of the protective box is equipped with a humidity sensor, and the installation seat is equipped with a buffer mechanism. The uninterruptible power supply body is installed on the buffer mechanism.The l...