Patents by Inventor Yanliang Zhu
Yanliang Zhu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240088685Abstract: A charging device and an application thereof are provided. The charging device includes a housing, defining a receiving cavity; a circuit board, arranged in the receiving cavity; an input part, provided on the housing and configured for connection to an external power supply; and a plurality of output parts, provided on the housing, the input part and the output part being electrically connected via the circuit board. Each of the output parts includes at least one terminal, and the terminal is arranged in the receiving cavity and passes through the housing to a surface of the housing. The charging device can be applied to charge a wide range of electronic devices.Type: ApplicationFiled: November 27, 2023Publication date: March 14, 2024Applicant: Greenworks (Jiangsu) Co., Ltd.Inventors: Xiaohui HUO, Chuntao LU, An YAN, Zhiyuan LI, Doushi WANG, Yanqiang ZHU, Yanliang ZHU
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Publication number: 20230292657Abstract: A robotic tool system includes a robotic tool and a navigation control device. The robotic tool system is used to move in a working area and perform a work task. The navigation control device is detachably connected with the robotic tool and includes a navigation assembly, a planning assembly and a communication assembly. The navigation assembly is used to receive a position signal of the robotic tool and/or the navigation control device. The planning assembly is used to obtain a path map of the working area by fitting according to the position signal. The communication assembly is connected with the robotic tool, transmits the path map to the robotic tool, controls the robotic tool to run in the working area according to the path map and performs corresponding task or return to a charger station to realize an automatic charging connection.Type: ApplicationFiled: May 23, 2023Publication date: September 21, 2023Applicant: Greenworks (Jiangsu) Co., Ltd.Inventors: Wei XU, Yanliang ZHU, Xian ZHUANG
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Patent number: 11721986Abstract: A battery pack charging and discharging protection system comprises a battery pack and a power input controlling circuit connected with the battery pack. The system has a voltage regulator unit and a charging and discharging protection unit. The protection unit includes a coupling wake-up circuit, a power-off acceleration circuit, an MCU self-locking circuit and a button detection circuit. The coupling wake-up circuit is connected with the power input controlling circuit. The power-off acceleration circuit is connected with the coupling wake-up circuit. Compared to the conventional technology, the present invention adopts single-wire compatible communication and coupled wake-up mode to achieve the autonomous power-off of the battery pack in time, avoiding over-discharge of the battery caused by the long-term self-consumption of the battery pack.Type: GrantFiled: November 13, 2020Date of Patent: August 8, 2023Assignee: Globe (Jiangsu) Co., LtdInventors: Baoan Li, Yanliang Zhu, Xian Zhuang, Huage Wang
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Publication number: 20230100814Abstract: This specification discloses an obstacle trajectory prediction method and apparatus. In embodiments of the present disclosure, a global interaction feature under joint action of a vehicle and obstacles is determined according to historical status information and current status information of the vehicle, historical status information and current status information of the obstacles, and a future motion trajectory planned by the vehicle; an individual interaction feature of a to-be-predicted obstacle is determined according to the global interaction feature and current status information of the to-be-predicted obstacle; and a future motion trajectory of the to-be-predicted obstacle is predicted through the individual interaction feature and information about an environment around the vehicle.Type: ApplicationFiled: March 23, 2021Publication date: March 30, 2023Inventors: Dongchun REN, Mingyu FAN, Huaxia XIA, Yanliang ZHU, Deheng QIAN, Xin LI
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Publication number: 20230033069Abstract: An unmanned device acquires sensing data of surrounding obstacles; determines, for each obstacle, at least one predicted track of the obstacle in a future period of time based on the sensing data; determines, for each moment in the future period of time and according to the predicted track corresponding to the obstacle, a collision probability that a collision with the obstacle occurs at each position in a target region at the moment; and determines a global collision probability that the collision with the obstacle occurs in the entire target region at the moment. According to the global collision probability corresponding to each obstacle at each moment, the unmanned device controls the unmanned device in the future period of time.Type: ApplicationFiled: March 18, 2022Publication date: February 2, 2023Inventors: Mingyu FAN, Shuwang XU, Dongchun REN, Yanliang ZHU, Deheng QIAN, Huaxia XIA
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Publication number: 20220197295Abstract: A method of controlling a robotic mower to move according to a selected path map, the method includes: moving the robotic mower along a selected path; obtaining current position information of the robotic mower; determining a deviation between the current position and a predetermined position of the selected path; determining that a missing mowing area occurs when the deviation is greater than a preset threshold value; and moving the robotic mower to cut the missing mowing area.Type: ApplicationFiled: December 19, 2021Publication date: June 23, 2022Applicant: Globe (Jiangsu) Co., Ltd.Inventors: Wei Xu, Yanliang Zhu, Xian Zhuang
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Publication number: 20220131570Abstract: The disclosure provides a communication and interaction method and a communication and interaction system using the communication interaction method. The communication and interaction method for communicating and interacting between an electric unit and a power supply unit, including: providing a communication module between the power supply unit and the electric unit; the power supply unit sends a first identification information to the electric unit through the communication module; the electric unit parses the first identification information through the communication module; and the communication module, on the basis of its own communication structure, matches a communication mode and a communication protocol which are applicable to the power supply unit and the electric unit at the same time, such that the communication between the electric unit and the power supply unit is established.Type: ApplicationFiled: October 18, 2021Publication date: April 28, 2022Applicant: Globe (Jiangsu) Co., Ltd.Inventors: Yanliang Zhu, Xian Zhuang, Zhengqian Qian, Biao Li, Ming Luo
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Publication number: 20210399555Abstract: The present disclosure provides a charge control circuit, a charging device and a charging system. The charge control circuit comprises a power input end, a power output end, a switch unit, a control unit and a detection unit, wherein rechargeable batteries comprise a first rechargeable battery and a second rechargeable battery; the power output end comprises a first power output end and a second power output end; the switch unit comprises a first switch and a second switch; a voltage adjustment circuit is connected between the first switch and the first power output end; and when the detection unit detects that the rated voltages of the rechargeable batteries are not the same, the control unit controls the second switch to be closed and the second rechargeable battery is charged, and at the same time the control unit controls the first switch to be closed and activates the voltage adjustment circuit.Type: ApplicationFiled: June 14, 2021Publication date: December 23, 2021Applicant: Globe (Jiangsu) Co., Ltd.Inventors: Yanqiang Zhu, Yanliang Zhu
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Publication number: 20210181258Abstract: The invention provides a battery pack diagnostic method and a battery pack diagnostic device. The method includes following steps: S1: detecting a battery temperature and an ambient temperature of the battery pack; S2: detecting a pre-load voltage of a discharge port of the battery pack before loading and a post-load voltage after loading; S3: detecting a charge voltage of a charge port of the battery pack and a discharge voltage of the discharge port; S4: detecting whether a hot-plugging interface of the battery pack has a hot-plugging signal. Compared with the prior arts, the present battery pack diagnostic method can quickly and comprehensively detect the battery pack and accurately determine the fault location, which improves a work efficiency of the maintenance personnel.Type: ApplicationFiled: December 17, 2020Publication date: June 17, 2021Inventors: Baoan Li, Yanliang Zhu, Xian Zhuang
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Publication number: 20210152007Abstract: A battery pack charging and discharging protection system comprises a battery pack and a power input controlling circuit connected with the battery pack. The system has a voltage regulator unit and a charging and discharging protection unit. The protection unit includes a coupling wake-up circuit, a power-off acceleration circuit, an MCU self-locking circuit and a button detection circuit. The coupling wake-up circuit is connected with the power input controlling circuit. The power-off acceleration circuit is connected with the coupling wake-up circuit. Compared to the conventional technology, the present invention adopts single-wire compatible communication and coupled wake-up mode to achieve the autonomous power-off of the battery pack in time, avoiding over-discharge of the battery caused by the long-term self-consumption of the battery pack.Type: ApplicationFiled: November 13, 2020Publication date: May 20, 2021Inventors: Baoan Li, Yanliang Zhu, Xian Zhuang, Huage Wang