CN112956109A - 接收装置和无线充电方法 - Google Patents

接收装置和无线充电方法 Download PDF

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Publication number
CN112956109A
CN112956109A CN201880098953.2A CN201880098953A CN112956109A CN 112956109 A CN112956109 A CN 112956109A CN 201880098953 A CN201880098953 A CN 201880098953A CN 112956109 A CN112956109 A CN 112956109A
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CN
China
Prior art keywords
wireless charging
wireless
voltage
circuit
charging
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.)
Pending
Application number
CN201880098953.2A
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English (en)
Inventor
万世铭
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CN112956109A publication Critical patent/CN112956109A/zh
Pending legal-status Critical Current

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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
    • 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
    • H02J50/80—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
    • H02J50/10—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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
    • H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
    • 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
    • H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange

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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

提供一种发射装置和无线充电方法。发射装置包括无线发射电路，用于发射无线充电信号；通信控制电路，用于从接收装置接收第一反馈信号，并根据所述第一反馈信号调整所述无线充电信号的发射功率对应的电压和/或电流的大小，所述第一反馈信号为无线接收电路的输出电流对应的反馈信号。上述技术方案可以根据无线接收电路的输出电流对应的反馈，调整无线发射电路的输出功率，从而能够控制无线接收电路的输出电流，进一步控制无线接收电路的发热量。

Description

PCT国内申请，说明书已公开。

Claims (28)

  1. PCT国内申请，权利要求书已公开。
CN201880098953.2A 2018-12-21 2018-12-21 接收装置和无线充电方法 Pending CN112956109A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/122780 WO2020124582A1 (zh) 2018-12-21 2018-12-21 接收装置和无线充电方法

Publications (1)

Publication Number Publication Date
CN112956109A true CN112956109A (zh) 2021-06-11

Family

ID=71102461

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201880098953.2A Pending CN112956109A (zh) 2018-12-21 2018-12-21 接收装置和无线充电方法

Country Status (4)

Country Link
US (1) US20210281099A1 (zh)
EP (1) EP3869665A4 (zh)
CN (1) CN112956109A (zh)
WO (1) WO2020124582A1 (zh)

Cited By (1)

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CN113824221A (zh) * 2021-10-22 2021-12-21 歌尔光学科技有限公司 电子设备及其从设备定位方法、计算机可读存储介质

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CN114928177A (zh) 2018-11-30 2022-08-19 韦特里西提公司 用于高功率无线功率系统中的低功率激励的系统和方法
EP3977592A1 (en) * 2019-05-24 2022-04-06 Witricity Corporation Protection circuits for wireless power receivers
JP7383131B2 (ja) 2019-08-26 2023-11-17 ワイトリシティ コーポレーション 無線電力システムのアクティブ整流の制御
WO2021154968A1 (en) 2020-01-29 2021-08-05 Witricity Corporation Auxiliary power dropout protection for a wireless power transfer system
US11631999B2 (en) 2020-03-06 2023-04-18 Witricity Corporation Active rectification in wireless power systems
CN114243879B (zh) * 2021-12-23 2022-10-21 深圳市鑫嘉恒科技有限公司 一种太阳能户外电源系统的充电控制方法、系统及计算机可读存储介质

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CN101924387A (zh) * 2010-09-21 2010-12-22 福州大学 反馈式无线充电器
CN102593957A (zh) * 2011-01-18 2012-07-18 深圳市博巨兴实业发展有限公司 一种无线充电发射端、接收端和无线充电装置
US9148201B2 (en) * 2011-02-11 2015-09-29 Qualcomm Incorporated Systems and methods for calibration of a wireless power transmitter
US9118357B2 (en) * 2011-02-17 2015-08-25 Qualcomm Incorporated Systems and methods for controlling output power of a wireless power transmitter
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CN102355035B (zh) * 2011-09-27 2014-01-08 青岛海信电器股份有限公司 无线充电发送装置、无线充电系统以及无线充电控制方法
US9667084B2 (en) * 2013-03-13 2017-05-30 Nxp Usa, Inc. Wireless charging systems, devices, and methods
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KR102154779B1 (ko) * 2015-03-10 2020-09-10 삼성전자주식회사 무선 충전 방법 및 장치
EP3068017B1 (en) * 2015-03-10 2021-05-05 Samsung Electronics Co., Ltd. Method and apparatus for wireless charging
KR20170011714A (ko) * 2015-07-24 2017-02-02 엘지이노텍 주식회사 차량용 무선충전장치
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CN107623344A (zh) * 2016-07-15 2018-01-23 华为技术有限公司 无线充电电路、无线充电系统及电路控制方法
CN106787252A (zh) * 2017-03-02 2017-05-31 深圳市尧元科技有限公司 一种无线充电设备状态感知系统
EP3582361B1 (en) * 2017-04-07 2022-08-03 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Wireless charging apparatus, device to be charged and control method therefor
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KR102335846B1 (ko) * 2017-04-17 2021-12-07 삼성전자주식회사 복수의 코일들을 포함하는 전자 장치
CN206865234U (zh) * 2017-07-08 2018-01-09 厦门新页科技有限公司 一种解决手机无线充电时发生充断的系统
KR102413857B1 (ko) * 2017-08-31 2022-06-28 엘지전자 주식회사 회로 구조가 개선된 유도 가열 및 무선 전력 전송 장치
WO2019218161A1 (zh) * 2018-05-15 2019-11-21 Oppo广东移动通信有限公司 待充电设备和充电控制方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113824221A (zh) * 2021-10-22 2021-12-21 歌尔光学科技有限公司 电子设备及其从设备定位方法、计算机可读存储介质

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Publication number Publication date
EP3869665A4 (en) 2021-11-17
EP3869665A1 (en) 2021-08-25
WO2020124582A1 (zh) 2020-06-25
US20210281099A1 (en) 2021-09-09

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