CN112236923A - 一种无线充电装置以及使用所述装置的终端 - Google Patents

一种无线充电装置以及使用所述装置的终端 Download PDF

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Publication number
CN112236923A
CN112236923A CN201880094401.4A CN201880094401A CN112236923A CN 112236923 A CN112236923 A CN 112236923A CN 201880094401 A CN201880094401 A CN 201880094401A CN 112236923 A CN112236923 A CN 112236923A
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China
Prior art keywords
charging
battery
receiving
coil
wireless charging
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CN201880094401.4A
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CN112236923B (zh
Inventor
刘其堂
刘策
舒为亮
刘彦丁
王平华
曹勇
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00309—Overheat or overtemperature protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • H02J7/04—Regulation of charging current or voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/05—Circuit arrangements or systems for wireless supply or distribution of electric power using capacitive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
    • H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage

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

Abstract

一种无线充电装置，位于电子设备如终端或电动车内并用于接收无线充电发射端的发射线圈发送的能量，以用于给电池充电或给耗电组件等负载供电，所述无线充电装置包括接收线圈、开关选择电路、多个充电电路以及接收端控制器，其中所述开关选择电路的输入端与所述接收线圈的输出端连接，所述开关选择电路的输出端与所述充电电路中的每一充电电路的输入端连接；所述充电电路的充电功率各不同，所述充电电路的每一所述充电电路的输出端均用于连接所述电子设备的负载；所述接收端控制器可获取所述接收线圈与所述发射线圈的耦合系数，并根据所述耦合系数控制所述开关选择电路选择所述充电电路中的一个多或多个充电电路与所述接收线圈导通。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN201880094401.4A 2018-06-08 2018-06-08 一种无线充电装置以及使用所述装置的终端 Active CN112236923B (zh)

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PCT/CN2018/090374 WO2019232775A1 (zh) 2018-06-08 2018-06-08 一种无线充电装置以及使用所述装置的终端

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Cited By (2)

* Cited by examiner, † Cited by third party
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CN113346599A (zh) * 2021-08-05 2021-09-03 江铃汽车股份有限公司 无线充电控制方法、装置、可读存储介质及充电设备
CN113612318A (zh) * 2021-08-05 2021-11-05 歌尔科技有限公司 一种无线充电装置及其无线充电底座和一种无线充电方法

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EP3462564A4 (en) * 2017-04-07 2019-05-08 Guangdong Oppo Mobile Telecommunications Corp., Ltd. WIRELESS LOADING SYSTEM, DEVICE AND METHOD AND DEVICE TO BE LOADED
EP3493361B1 (en) 2017-04-07 2023-04-26 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Wireless charging system, method, and device to be charged
CN111030318B (zh) * 2019-12-31 2022-04-12 华为数字能源技术有限公司 无线电能传输***
CN113067395B (zh) * 2019-12-31 2024-06-11 华为技术有限公司 电子设备、无线充电接收装置及控制方法、无线充电***
WO2021134745A1 (en) * 2020-01-02 2021-07-08 Texas Instruments Incorporated Adjustable power save mode threshold for switching converter

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CN101860206A (zh) * 2010-05-12 2010-10-13 杭州矽力杰半导体技术有限公司 三电平降压型变换器
US20120169137A1 (en) * 2010-12-29 2012-07-05 Gianpaolo Lisi Resonant system for wireless power transmission to multiple receivers
US20150236517A1 (en) * 2012-09-18 2015-08-20 Panasonic Intellectual Property Management Co., Ltd. Contactless electric power feeding system
CN104919672A (zh) * 2013-01-16 2015-09-16 索尼公司 电力接收器、非接触式电力传输***以及控制接收的电力电压的方法
US20160254689A1 (en) * 2015-02-27 2016-09-01 Kwang Chan LEE Dc-dc converter, charger integrated circuit and electronic device having the same and battery charging method thereof
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113346599A (zh) * 2021-08-05 2021-09-03 江铃汽车股份有限公司 无线充电控制方法、装置、可读存储介质及充电设备
CN113612318A (zh) * 2021-08-05 2021-11-05 歌尔科技有限公司 一种无线充电装置及其无线充电底座和一种无线充电方法
WO2023010761A1 (zh) * 2021-08-05 2023-02-09 歌尔股份有限公司 一种无线充电装置及其无线充电底座和一种无线充电方法

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WO2019232775A1 (zh) 2019-12-12
EP3796520A1 (en) 2021-03-24
US20210091599A1 (en) 2021-03-25
CN112236923B (zh) 2024-03-26
EP3796520A4 (en) 2021-05-05
CN117293983A (zh) 2023-12-26

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