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1. 发明公开

EP3536538A1 METHOD AND DEVICE FOR RECOVERING VEHICLE BRAKING ENERGY 有权
公开(公告)号：EP3536538A1
公开(公告)日：2019-09-11
申请号：EP16921257.8
申请日：2016-12-28
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Zuqi , ZHENG, Jianfeng , MA, Jinbo , HUANG, Jiajun , ZHANG, Wei
IPC分类号： B60L7/10 , B60L7/20 , B60T1/10
摘要： A vehicle braking energy recovering method and apparatus is disclosed. The method includes: obtaining current location information of a vehicle; determining a current road scenario based on the current location information of the vehicle; determining the current road scenario based on a mapping relationship between a road scenario and a weight; determining a safe distance and a safe speed of the vehicle based on the weight; determining a target torque based on the safe distance and the safe speed of the vehicle; and controlling, based on the target torque, a motor of the vehicle to recover braking energy. The vehicle braking energy recovering method and apparatus can improve a braking energy recovery rate.

2. 发明公开

EP3435511A1 FAST CHARGING METHOD, TERMINAL, CHARGER AND SYSTEM 有权
公开(公告)号：EP3435511A1
公开(公告)日：2019-01-30
申请号：EP17778601.9
申请日：2017-03-24
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Xujun , LIU, Ce , LIU, Yanding , MA, Jinbo , WANG, Pinghua
IPC分类号： H02J7/00
摘要： The present invention provides a fast charging method and system, a terminal, and a charger. The method includes: sending, by a terminal, instruction information to a charger connected to the terminal, so as to instruct the charger to adjust an output voltage and an output current; and converting, by the terminal, the output voltage of the charger into 1/K times the output voltage, and converting the output current of the charger into K times the output current, so that a charging circuit between two sides of the battery charges the battery with the 1/K times the output voltage and the K times the output current, where K is a conversion coefficient of a conversion unit with a fixed conversion ratio in the terminal and is a constant value, and K is any real number greater than 1. The terminal can be fast charged by implementing the fast charging method provided in the present invention.

3. 发明公开

EP4277081A2 BATTERY, TERMINAL, AND CHARGING SYSTEM 审中-实审
公开(公告)号：EP4277081A2
公开(公告)日：2023-11-15
申请号：EP23178828.2
申请日：2017-07-14
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Xinyu , WANG, Pinghua , LIU, Ce , LIU, Yanding , MA, Jinbo
IPC分类号： H02J7/34
摘要： Technical solutions of the present invention provide a battery, a terminal, and a charging system. The battery includes a battery charging port, a battery discharging port, a battery negative port, an overcurrent protection element, a protection integrated circuit, a control switch, and an electrochemical cell. The battery charging port is connected to a positive electrode of the electrochemical cell, the control switch is connected in series between a negative electrode of the electrochemical cell and the battery negative port, the protection integrated circuit is connected in parallel to two ends of the electrochemical cell, and the protection integrated circuit is further connected to the control switch, so as to send a control signal to the control switch. In addition, the overcurrent protection element is connected in series between the battery discharging port and the positive electrode of the electrochemical cell. The battery provided in the present invention has both a charging path and a discharging path. Therefore, large-current charging may be performed on the battery without causing severe heating of the overcurrent protection element. Further, current overload detection may be further performed during discharging.

4. 发明公开

EP3512067A1 BATTERY, TERMINAL, AND CHARGING SYSTEM 有权
公开(公告)号：EP3512067A1
公开(公告)日：2019-07-17
申请号：EP17852214.0
申请日：2017-07-14
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Xinyu , WANG, Pinghua , LIU, Ce , LIU, Yanding , MA, Jinbo
IPC分类号： H02J7/00
摘要： Technical solutions of the present invention provide a battery, a terminal, and a charging system. The battery includes a battery charging port, a battery discharging port, a battery negative port, an overcurrent protection element, a protection integrated circuit, a control switch, and an electrochemical cell. The battery charging port is connected to a positive electrode of the electrochemical cell, the control switch is connected in series between a negative electrode of the electrochemical cell and the battery negative port, the protection integrated circuit is connected in parallel to two ends of the electrochemical cell, and the protection integrated circuit is further connected to the control switch, so as to send a control signal to the control switch. In addition, the overcurrent protection element is connected in series between the battery discharging port and the positive electrode of the electrochemical cell. The battery provided in the present invention has both a charging path and a discharging path. Therefore, large-current charging may be performed on the battery without causing severe heating of the overcurrent protection element. Further, current overload detection may be further performed during discharging.

5. 发明公开

EP4219218A2 VEHICLE BRAKING ENERGY RECOVERING METHOD AND APPARATUS 审中-实审
公开(公告)号：EP4219218A2
公开(公告)日：2023-08-02
申请号：EP23152343.2
申请日：2016-12-28
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Zuqi , ZHENG, Jianfeng , MA, Jinbo , HUANG, Jiajun , ZHANG, Wei
IPC分类号： B60L7/10 , B60L7/20 , B60T1/10 , B60L7/18 , B60L15/20 , G06F17/00 , G06Q10/04
摘要： A vehicle braking energy recovering method and apparatus is disclosed. The method includes: obtaining current location information of a vehicle; determining a current road scenario based on the current location information of the vehicle; determining the current road scenario based on a mapping relationship between a road scenario and a weight; determining a safe distance and a safe speed of the vehicle based on the weight; determining a target torque based on the safe distance and the safe speed of the vehicle; and controlling, based on the target torque, a motor of the vehicle to recover braking energy. The vehicle braking energy recovering method and apparatus can improve a braking energy recovery rate.

6. 发明公开

EP3454448A1 CHARGING METHOD AND TERMINAL 审中-公开
公开(公告)号：EP3454448A1
公开(公告)日：2019-03-13
申请号：EP16903492.3
申请日：2016-06-01
申请人： Huawei Technologies Co., Ltd.
发明人： HUO, Dawei , DING, Jie , WANG, Pinghua , LI, Hui , MA, Jinbo
IPC分类号： H02J7/04
摘要： The present invention provides a charging method and a terminal. The method includes: the terminal can automatically learn historical data by using a machine learning algorithm, to establish a habit model of a user, and match a current time with the usage habit model of the user to determine a current charging intention of the user, so as to determine a charging mode according to the charging intention. By means of the technical solutions, a charging requirement of a user can be effectively identified, and on-demand charging can be implemented. This improves user experience while avoiding a battery life decrease caused by frequent fast charging.

7. 发明公开

EP4219218A3 VEHICLE BRAKING ENERGY RECOVERING METHOD AND APPARATUS 审中-实审
公开(公告)号：EP4219218A3
公开(公告)日：2023-10-18
申请号：EP23152343.2
申请日：2016-12-28
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Zuqi , ZHENG, Jianfeng , MA, Jinbo , HUANG, Jiajun , ZHANG, Wei
IPC分类号： B60L7/10 , B60L7/20 , B60T1/10 , B60L7/18 , B60L15/20 , G06F17/00 , G06Q10/04
摘要： A vehicle braking energy recovering method and apparatus is disclosed. The method includes: obtaining current location information of a vehicle; determining a current road scenario based on the current location information of the vehicle; determining the current road scenario based on a mapping relationship between a road scenario and a weight; determining a safe distance and a safe speed of the vehicle based on the weight; determining a target torque based on the safe distance and the safe speed of the vehicle; and controlling, based on the target torque, a motor of the vehicle to recover braking energy. The vehicle braking energy recovering method and apparatus can improve a braking energy recovery rate.

8. 发明公开

EP3846307A1 CHARGING METHOD, TERMINAL, CHARGER, AND SYSTEM 审中-公开
公开(公告)号：EP3846307A1
公开(公告)日：2021-07-07
申请号：EP20197361.7
申请日：2017-05-19
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Ce , LIU, Xujun , LIU, Yanding , LIU, Yunfeng , MA, Jinbo
IPC分类号： H02J7/00 , H01M10/42 , H01M10/44
摘要： The present invention provides a charging method, a terminal, a charger, and a system. The method includes: obtaining, by a terminal, a charging mode supported by a charger connected to the terminal; when the charging mode supported by the charger includes an open-loop fast charging mode, detecting, by the terminal, whether both the terminal and the charger are in an open loop state; when both the terminal and the charger are in the open loop state, sending, by the terminal, an open-loop fast charging instruction to the charger; and receiving, by the terminal, a voltage and a current that are transmitted by the charger according to the open-loop fast charging instruction, and performing charging in the open-loop fast charging mode. By implementing the technical solutions provided in the present invention, when determining that the charger supports charging in the open-loop fast charging mode, the terminal is adjusted to the open loop state to perform charging, so as to shorten a charging time and improve user experience.

9. 发明授权

EP3435511B1 FAST CHARGING METHOD, TERMINAL, CHARGER AND SYSTEM 有权
公开(公告)号：EP3435511B1
公开(公告)日：2020-03-04
申请号：EP17778601.9
申请日：2017-03-24
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Xujun , LIU, Ce , LIU, Yanding , MA, Jinbo , WANG, Pinghua
IPC分类号： H02J7/00

10. 发明公开

EP4277081A3 BATTERY, TERMINAL, AND CHARGING SYSTEM 审中-实审
公开(公告)号：EP4277081A3
公开(公告)日：2024-01-10
申请号：EP23178828.2
申请日：2017-07-14
申请人： Huawei Technologies Co., Ltd.
发明人： LIU, Xinyu , WANG, Pinghua , LIU, Ce , LIU, Yanding , MA, Jinbo
IPC分类号： H02J7/00 , H02J7/34
摘要： Technical solutions of the present invention provide a battery, a terminal, and a charging system. The battery includes a battery charging port, a battery discharging port, a battery negative port, an overcurrent protection element, a protection integrated circuit, a control switch, and an electrochemical cell. The battery charging port is connected to a positive electrode of the electrochemical cell, the control switch is connected in series between a negative electrode of the electrochemical cell and the battery negative port, the protection integrated circuit is connected in parallel to two ends of the electrochemical cell, and the protection integrated circuit is further connected to the control switch, so as to send a control signal to the control switch. In addition, the overcurrent protection element is connected in series between the battery discharging port and the positive electrode of the electrochemical cell. The battery provided in the present invention has both a charging path and a discharging path. Therefore, large-current charging may be performed on the battery without causing severe heating of the overcurrent protection element. Further, current overload detection may be further performed during discharging.

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