CN109804527A - 充电器 - Google Patents

充电器 Download PDF

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Publication number
CN109804527A
CN109804527A CN201680090005.5A CN201680090005A CN109804527A CN 109804527 A CN109804527 A CN 109804527A CN 201680090005 A CN201680090005 A CN 201680090005A CN 109804527 A CN109804527 A CN 109804527A
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CN
China
Prior art keywords
circuit
signal
charging
charger
switching device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201680090005.5A
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English (en)
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CN109804527B (zh
Inventor
于文超
文冲
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication date
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Publication of CN109804527A publication Critical patent/CN109804527A/zh
Application granted granted Critical
Publication of CN109804527B publication Critical patent/CN109804527B/zh
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0036Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/04Regulation of charging current or voltage
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20Charging or discharging characterised by the power electronics converter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种充电器,所述充电器通过检测信号发生电路(300)主动发送检测信号,反馈电路(500)检测采样器件(400)上的电平信号,根据电平信号生成反馈信号,开关器件(100)根据所述反馈信号控制充电器输出充电电压,当所述电平信号满足预设条件(该预设条件为预设的、充电接口(700)出现异常短路时,电平信号所满足的条件),所述开关器件(100)控制所述充电器停止输出充电电压,从而实现主动检测充电器的充电接口(700)是否发生因进水或异物导致阻抗异常降低导致的异常短路,有效避免充电器或被充电设备损伤的问题。

Description

PCT国内申请,说明书已公开。

Claims (14)

  1. PCT国内申请,权利要求书已公开。
CN201680090005.5A 2016-10-14 2016-10-14 充电器 Active CN109804527B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2016/102196 WO2018068323A1 (zh) 2016-10-14 2016-10-14 充电器

Publications (2)

Publication Number Publication Date
CN109804527A true CN109804527A (zh) 2019-05-24
CN109804527B CN109804527B (zh) 2021-06-15

Family

ID=61904921

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680090005.5A Active CN109804527B (zh) 2016-10-14 2016-10-14 充电器

Country Status (4)

Country Link
US (1) US10998741B2 (zh)
EP (1) EP3522332B1 (zh)
CN (1) CN109804527B (zh)
WO (1) WO2018068323A1 (zh)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110888168A (zh) * 2019-11-20 2020-03-17 歌尔科技有限公司 充电接口检测电路、智能穿戴设备及充电系统
CN112070974A (zh) * 2020-08-05 2020-12-11 深圳来电科技有限公司 一种自动排查充电宝异常情况的方法、装置、计算机设备及计算机可读介质
CN112701750A (zh) * 2020-12-21 2021-04-23 维沃移动通信有限公司 接头、电子设备及其控制方法、装置
WO2021213286A1 (zh) * 2020-04-24 2021-10-28 深圳市韶音科技有限公司 一种充电控制电路及声学输出设备
CN114710738A (zh) * 2022-03-31 2022-07-05 深圳市微源半导体股份有限公司 一种基于通信方式的tws耳机的汗液检测方法
CN116087825A (zh) * 2022-12-05 2023-05-09 江苏帝奥微电子股份有限公司 一种充电接口异物短路检测芯片、检测装置及方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108604805B (zh) * 2016-11-15 2021-01-29 华为技术有限公司 一种充电方法及相关设备
WO2020073253A1 (zh) 2018-10-10 2020-04-16 华为技术有限公司 一种检测浸水的方法、电路及电子设备
CN109560581B (zh) * 2018-11-13 2020-12-01 Oppo广东移动通信有限公司 充电处理方法、充电处理电路、电子设备及存储介质
CN110554240A (zh) * 2019-09-09 2019-12-10 Oppo(重庆)智能科技有限公司 一种充电接口的阻抗检测电路、方法及终端设备
US11334133B2 (en) * 2020-04-24 2022-05-17 Dell Products L.P. Power management of voltage regulators in an information handling system
CN112290610B (zh) * 2020-08-25 2022-08-16 歌尔科技有限公司 充电控制电路及充电控制方法
CN116599195B (zh) * 2023-07-14 2023-10-27 东莞市奥海科技股份有限公司 含有存储功能的充电电路及充电器

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2228884A2 (en) * 2009-03-12 2010-09-15 O2 Micro, Inc. Circuits and methods for battery charging
CN101945534A (zh) * 2010-09-01 2011-01-12 惠州Tcl移动通信有限公司 移动终端进水后电路板的保护方法及电路及一种移动终端
CN103532187A (zh) * 2013-09-29 2014-01-22 小米科技有限责任公司 充电器、充电线、充电系统及充电方法
CN104767260A (zh) * 2015-03-30 2015-07-08 华为技术有限公司 充电器、终端设备和充电系统
WO2016106616A1 (zh) * 2014-12-31 2016-07-07 华为技术有限公司 一种充电保护方法和装置
CN205610274U (zh) * 2016-04-29 2016-09-28 维沃移动通信有限公司 一种充电短路保护电路及电子设备
WO2016153576A1 (en) * 2015-03-20 2016-09-29 Dialog Semiconductor Inc. Soft-short overvoltage protection for data lines in quick charge usb charger

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6099894B2 (ja) 2012-07-11 2017-03-22 セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー 携帯電子機器の充電システム

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2228884A2 (en) * 2009-03-12 2010-09-15 O2 Micro, Inc. Circuits and methods for battery charging
CN101945534A (zh) * 2010-09-01 2011-01-12 惠州Tcl移动通信有限公司 移动终端进水后电路板的保护方法及电路及一种移动终端
CN103532187A (zh) * 2013-09-29 2014-01-22 小米科技有限责任公司 充电器、充电线、充电系统及充电方法
WO2016106616A1 (zh) * 2014-12-31 2016-07-07 华为技术有限公司 一种充电保护方法和装置
WO2016153576A1 (en) * 2015-03-20 2016-09-29 Dialog Semiconductor Inc. Soft-short overvoltage protection for data lines in quick charge usb charger
CN104767260A (zh) * 2015-03-30 2015-07-08 华为技术有限公司 充电器、终端设备和充电系统
CN205610274U (zh) * 2016-04-29 2016-09-28 维沃移动通信有限公司 一种充电短路保护电路及电子设备

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110888168A (zh) * 2019-11-20 2020-03-17 歌尔科技有限公司 充电接口检测电路、智能穿戴设备及充电系统
CN110888168B (zh) * 2019-11-20 2022-05-13 歌尔科技有限公司 充电接口检测电路、智能穿戴设备及充电系统
WO2021213286A1 (zh) * 2020-04-24 2021-10-28 深圳市韶音科技有限公司 一种充电控制电路及声学输出设备
CN112070974A (zh) * 2020-08-05 2020-12-11 深圳来电科技有限公司 一种自动排查充电宝异常情况的方法、装置、计算机设备及计算机可读介质
CN112701750A (zh) * 2020-12-21 2021-04-23 维沃移动通信有限公司 接头、电子设备及其控制方法、装置
CN114710738A (zh) * 2022-03-31 2022-07-05 深圳市微源半导体股份有限公司 一种基于通信方式的tws耳机的汗液检测方法
CN114710738B (zh) * 2022-03-31 2023-03-24 深圳市微源半导体股份有限公司 一种基于通信方式的tws耳机的汗液检测方法
CN116087825A (zh) * 2022-12-05 2023-05-09 江苏帝奥微电子股份有限公司 一种充电接口异物短路检测芯片、检测装置及方法
CN116087825B (zh) * 2022-12-05 2023-09-29 江苏帝奥微电子股份有限公司 一种充电接口异物短路检测芯片、检测装置及方法

Also Published As

Publication number Publication date
EP3522332A1 (en) 2019-08-07
CN109804527B (zh) 2021-06-15
EP3522332A4 (en) 2019-09-25
US10998741B2 (en) 2021-05-04
WO2018068323A1 (zh) 2018-04-19
EP3522332B1 (en) 2021-12-29
US20200052510A1 (en) 2020-02-13

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