专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明公开

EP3893361A1 POWER SUPPLY DEVICE, WIRELESS CHARGING DEVICE, SYSTEM AND WIRELESS CHARGING METHOD 审中-公开
公开(公告)号：EP3893361A1
公开(公告)日：2021-10-13
申请号：EP18943578.7
申请日：2018-12-21
申请人： GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
发明人： WAN, Shiming , ZHANG, Jun , CHEN, Shebiao
IPC分类号： H02J50/10
摘要： Disclosed are a power supply device, a wireless charging device, a system and a wireless charging method. The power supply device is applicable to wireless charging, and comprises: a rectification module used to rectify an input alternating current to provide a direct current; a control module electrically connected to the rectification module; a wireless transmission driving module electrically connected to the control module to receive a first control signal sent by the control module and to generate a driving signal according to the first control signal; an inverse rectification module electrically connected to the rectification module and the wireless transmission driving module and used to generate an alternating current signal according to the driving signal and the direct current; and a connection interface electrically connected to the inverse rectification module and used to output the alternating current signal. The power supply device can effectively solve the heat dissipation problem of an apparatus being wirelessly charged.

2. 发明公开

EP3783766A1 CHARGING CONTROL APPARATUS, DEVICE TO BE CHARGED AND CHARGING CONTROL METHOD 有权
公开(公告)号：EP3783766A1
公开(公告)日：2021-02-24
申请号：EP18938905.9
申请日：2018-10-30
申请人： GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
发明人： CHEN, Shebiao , TIAN, Chen
IPC分类号： H02J7/00
摘要： A charging control apparatus, a device to be charged, and a charging control method are provided, the charging control apparatus includes: a first charging channel configured to charge a plurality of cells coupled in series according to a charging signal provided by a first-type power supply device; a second charging channel configured to charge a part of the cells in the plurality of cells according to a charging signal provided by a second-type power supply device; and an equalizing circuit configured to equalize a voltage of the plurality of cells during an operating process of the second charging channel. The charging control apparatus may be compatible with different power supply device for charging.

3. 发明公开

EP3742576A1 WIRELESS CHARGING RECEIVING DEVICE AND MOBILE TERMINAL 有权
公开(公告)号：EP3742576A1
公开(公告)日：2020-11-25
申请号：EP18919762.7
申请日：2018-05-25
申请人： GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
发明人： CHEN, Shebiao , ZHANG, Jialiang
IPC分类号： H02J7/02
摘要： A wireless power reception apparatus and a mobile terminal are provided. The wireless power reception apparatus includes a coil, a first rectifying module, a second rectifying module, a charging module, and a power supply module for a wireless receiving chip. The coil includes a first end, a second end, and a tap. The coil defined by the first end and the second end is configured to provide a first voltage, and the coil defined by the first end and the tap is configured to provide a second voltage. The first rectifying module is coupled with the first end and the second end of the coil. The second rectifying module is coupled with the first end and the tap of the coil. The charging module is coupled with the first rectifying module and is configured to apply the first voltage to a battery for charging. The power supply module is coupled with the second rectifying module and is configured to apply the second voltage to power the wireless receiving chip. As such, loss of the wireless receiving chip can be effectively reduced, thereby reducing heat generation.

4. 发明授权

EP3285358B1 CHARGING SYSTEM, CHARGING METHOD, AND POWER ADAPTER FOR TERMINAL 有权转让
公开(公告)号：EP3285358B1
公开(公告)日：2019-09-04
申请号：EP16889013.5
申请日：2016-07-26
申请人： Guangdong Oppo Mobile Telecommunications Corp., Ltd
发明人： ZHANG, Jialiang , ZHANG, Jun , TIAN, Chen , CHEN, Shebiao , LI, Jiada , WAN, Shiming
IPC分类号： H02J7/02 , H02J7/00 , H02J7/04 , H02M3/335 , H04M19/00

5. 发明公开

EP3334004A1 DEVICE TO BE CHARGED AND CHARGING METHOD 有权转让
公开(公告)号：EP3334004A1
公开(公告)日：2018-06-13
申请号：EP17793559.0
申请日：2017-02-24
申请人： Guangdong OPPO Mobile Telecommunications Corp., Ltd.
发明人： ZHANG, Jialiang , TIAN, Chen , ZHANG, Jun , CHEN, Shebiao , WAN, Shiming , LI, Jiada
IPC分类号： H02J7/00
CPC分类号： H02J7/0014 , H01M10/441 , H02J7/0004 , H02J7/0026 , H02J7/0055 , H02J7/008 , H02J7/045 , H02J2007/0096
摘要： A chargeable device and a charging method are proposed. The chargeable device includes a charging interface and a first charging circuit coupled to the charging interface. The first charging circuit receives voltage and current outputted by an adapter through the charging interface and to apply the voltage and current outputted by the adapter onto two terminals of multiple cells coupled in series built in the chargeable device to charge the multiple cells directly. By the embodiment of the present disclosure, heat generated by the chargeable device can decrease during charging while ensuring charging speed.

6. 发明公开

EP3276784A1 CHARGING SYSTEM, CHARGING METHOD, AND POWER ADAPTER 有权转让
标题翻译：充电系统，充电方法和电源适配器
公开(公告)号：EP3276784A1
公开(公告)日：2018-01-31
申请号：EP17180971.8
申请日：2017-07-12
申请人： Guangdong Oppo Mobile Telecommunications Corp., Ltd.
发明人： ZHANG, Jialiang , TIAN, Chen , ZHANG, Jun , CHEN, Shebiao , WAN, Shiming , LI, Jiada
IPC分类号： H02J7/02 , H02M3/335 , H02J7/00 , H02J7/04
CPC分类号： H02J7/0042 , H02J7/0072 , H02J7/0093 , H02J7/022 , H02J7/041 , H02J7/045 , H02J7/047 , H02J7/06 , H02J2007/0062 , H02M1/08 , H02M3/335 , H02M3/33507 , H02M3/33546 , H02M2001/0009
摘要： The present disclosure discloses a charging system, a charging method, and a power adapter (1). The charging system includes a battery (202), a first rectifier (101), a switch unit (102), a transformer (103), a second rectifier (104), a sampling unit (106), and a control unit (107). The control unit (107) outputs a control signal to the switch unit, and adjusts a duty ratio of the control signal according to a current value and/or voltage value sampled by the sampling unit (106), such that a third voltage with a third ripple waveform outputted by the second rectifier (104) meets a charging requirement. The third voltage is applied to the battery (202).
摘要翻译：本公开公开了一种充电系统，充电方法和电源适配器（1）。充电系统包括电池（202），第一整流器（101），开关单元（102），变压器（103），第二整流器（104），采样单元（106）和控制单元（107 ）。控制单元（107）输出控制信号至开关单元，并根据采样单元（106）采样的电流值和/或电压值调整控制信号的占空比，使得第三电压与第二整流器104输出的第三波纹波形满足充电要求。第三电压被施加到电池（202）。

7. 发明公开

EP3276780A1 CHARGING DEVICE AND METHOD, POWER ADAPTER AND TERMINAL 有权转让
标题翻译：充电装置和方法，电源适配器和端子
公开(公告)号：EP3276780A1
公开(公告)日：2018-01-31
申请号：EP17178302.0
申请日：2017-06-28
申请人： Guangdong Oppo Mobile Telecommunications Corp., Ltd
发明人： ZHANG, Jialiang , CHEN, Shebiao , ZHANG, Jun , TIAN, Chen , WAN, Shiming , LI, Jiada
IPC分类号： H02J7/02 , H02M3/156
CPC分类号： H02J7/022 , H02J7/045 , H02M3/33523 , H02M3/337
摘要： The present disclosure discloses a charging device, a charging method, a power adapter and a terminal. The charging device includes a charging receiving terminal, a voltage adjusting circuit and a central control module. The charging receiving terminal is configured to receive an alternating current. The voltage adjusting circuit includes a first rectifier, a switch unit, a transformer and a second rectifier. The first rectifier is configured to rectify the alternating current and output a first voltage. The switch unit is configured to modulate the first voltage to output a modulated first voltage. The transformer is configured to output a second voltage according to the modulated first voltage. The second rectifier is configured to rectify the second voltage to output a third voltage. The voltage adjusting circuit applies the third voltage to a battery directly.
摘要翻译：本发明公开了一种充电装置，充电方法，电源适配器和终端。充电装置包括充电接收端，电压调整电路和中央控制模块。充电接收端被配置为接收交流电。电压调节电路包括第一整流器，开关单元，变压器和第二整流器。第一整流器被配置为整流交流电并输出第一电压。开关单元被配置为调制第一电压以输出调制的第一电压。变压器被配置为根据调制的第一电压输出第二电压。第二整流器被配置为对第二电压进行整流以输出第三电压。电压调节电路直接将第三电压施加到电池。

8. 发明公开

EP3276778A1 CHARGING SYSTEM, LIGHTNING PROTECTION METHOD FOR TERMINAL DURING CHARGING, AND POWER ADAPTER 有权转让
标题翻译：充电系统，充电终端防雷方法及电源适配器
公开(公告)号：EP3276778A1
公开(公告)日：2018-01-31
申请号：EP17179336.7
申请日：2017-07-03
申请人： Guangdong Oppo Mobile Telecommunications Corp., Ltd.
发明人： ZHANG, Jialiang , CHEN, Shebiao , ZHANG, Jun , TIAN, Chen , WAN, Shiming , LI, Jiada
IPC分类号： H02J7/00 , H02H7/18 , H02J7/02 , H02J7/04 , H02J7/08
CPC分类号： H02J7/00 , H02H7/18 , H02J7/008 , H02J7/0091 , H02J7/022 , H02J7/027 , H02J7/045 , H02J7/047 , H02J7/085 , H02J7/087 , H02J2007/0059 , H02J2007/0062
摘要： The present disclosure discloses a charging system, a lightning protection method during charging and a power adapter (1). The charging system includes a power adapter (1) and a terminal (2). The power adapter (1) includes a first rectifier (101), a switch unit (102), a transformer (103), a second rectifier (104), a first charging interface (105), a second voltage sampling circuit (114), and a control unit (107). The control unit (107) adjusts a duty ratio of a control signal such that a third voltage outputted by the second rectifier (104) meets a charging requirement, and controls the switch unit (102) to switch on for a first predetermined time period for discharging when the voltage value sampled is greater than a first predetermined voltage value. The terminal (2) includes a second charging interface (201) and a battery (202).
摘要翻译：本发明公开了一种充电系统，充电时的防雷方法及电源适配器（1）。充电系统包括电源适配器（1）和终端（2）。电源适配器1包括第一整流器101，开关单元102，变压器103，第二整流器104，第一充电接口105，第二电压采样电路114，和控制单元（107）。控制单元（107）调整控制信号的占空比，使得第二整流器（104）输出的第三电压满足充电要求，并控制开关单元（102）接通第一预定时间段当采样的电压值大于第一预定电压值时放电。终端（2）包括第二充电接口（201）和电池（202）。

9. 发明公开

EP3937292A1 CHARGING AND DISCHARGING CONTROL METHOD AND DEVICE TO BE CHARGED 审中-公开
公开(公告)号：EP3937292A1
公开(公告)日：2022-01-12
申请号：EP19921387.7
申请日：2019-03-22
申请人： GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
发明人： CHEN, Shebiao , XIE, Hongbin
IPC分类号： H01M10/44 , H02J7/00
摘要： The present disclosures a charging and discharging control method, and a device to be charged. The charging and discharging control method can be applied to a device to be charged. Said device comprises: a first battery unit and a second battery unit which are connected in series, and a balance module; the second battery unit supplies power to said device. Said method comprises: when the voltage of a second battery unit is equal to or less than a first preset voltage threshold, transferring power in a first battery unit to the second battery unit by means of a balancing module, such that the voltage of the second battery unit is greater than the first voltage threshold.

10. 发明公开

EP3832845A1 TERMINAL WITH TWO CHARGING CIRCUITS 审中-公开
公开(公告)号：EP3832845A1
公开(公告)日：2021-06-09
申请号：EP21154573.6
申请日：2017-09-05
申请人： GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
发明人： ZHANG, Jialiang , WAN, Shiming , LI, Jiada , ZHANG, Jun , TIAN, Chen , CHEN, Shebiao
IPC分类号： H02J7/00
摘要： A terminal (10) is provided, which comprises a charging interface (11), a first charging circuit (12) coupled with the charging interface and receives an output voltage from an adapter and applies the output voltage to both ends of multiple cells (13) connected in series in the terminal to charge the multiple cells, and a second charging circuit (61) that comprises a step-up circuit (62), the step-up circuit coupled with the charging interface and with the multiple cells, the step-up circuit receives the output voltage of the adapter via the charging interface, steps up the output voltage of the adapter to a second voltage, and applies the second voltage to both ends of the multiple cells for charging, wherein the first charging circuit is operable in a quick charging mode, the second charging circuit is operable in a normal charging mode, and the terminal further comprises a control unit (71) performing two-way communication with the adapter to determine a charging mode, and switching between the first charging circuit and the second charging circuit upon determining whether the terminal will be charged with the quick or normal charging mode.

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式