CN111566894A - 无线充电接收装置及移动终端 - Google Patents

无线充电接收装置及移动终端 Download PDF

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Publication number
CN111566894A
CN111566894A CN201880085781.5A CN201880085781A CN111566894A CN 111566894 A CN111566894 A CN 111566894A CN 201880085781 A CN201880085781 A CN 201880085781A CN 111566894 A CN111566894 A CN 111566894A
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China
Prior art keywords
voltage
wireless
module
charging
coil
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CN201880085781.5A
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CN111566894B (zh
Inventor
陈社彪
张加亮
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp 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
    • 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
    • H02J50/10—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
    • H02J50/40—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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • 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
    • H02J50/80—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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
    • H04B5/79—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for data transfer in combination with power transfer
    • 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
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/10—Control circuit supply, e.g. means for supplying power to the control circuit
    • 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
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/10—The network having a local or delimited stationary reach
    • H02J2310/20—The network being internal to a load
    • H02J2310/22—The load being a portable electronic device
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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

Abstract

本申请公开了一种无线充电接收装置及移动终端，其中，线圈包括第一端、第二端和中间抽头，第一端至第二端之间的线圈提供第一电压，第一端至中间抽头之间的线圈提供第二电压；第一整流模块，与线圈的第一端和第二端相连；第二整流模块，与线圈的第一端和中间抽头相连；充电模块，与第一整流模块相连，用于根据第一电压对电池进行充电；无线接收芯片供电模块，与第二整流模块相连，用于根据第二电压对无线接收芯片进行供电。由此，可以有效降低无线接收芯片的损耗，进而减少发热。

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。
CN201880085781.5A 2018-05-25 2018-05-25 无线充电接收装置及移动终端 Active CN111566894B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/088491 WO2019223003A1 (zh) 2018-05-25 2018-05-25 无线充电接收装置及移动终端

Publications (2)

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CN111566894A true CN111566894A (zh) 2020-08-21
CN111566894B CN111566894B (zh) 2023-06-02

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US (1) US11611237B2 (zh)
EP (1) EP3742576B1 (zh)
JP (1) JP7092885B2 (zh)
KR (1) KR102506348B1 (zh)
CN (1) CN111566894B (zh)
AU (1) AU2018424953B2 (zh)
WO (1) WO2019223003A1 (zh)

Cited By (1)

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CN115912676A (zh) * 2023-02-03 2023-04-04 中国科学技术大学 一种无线充电接收器

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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
CN109787325B (zh) 2017-04-07 2023-06-27 Oppo广东移动通信有限公司 无线充电***、装置、方法及待充电设备
KR20210005087A (ko) * 2018-05-25 2021-01-13 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 무선 충전 수신 장치 및 이동 단말기
CN109546711A (zh) * 2018-12-28 2019-03-29 维沃移动通信有限公司 无线充电控制方法、电路及终端设备
KR102261860B1 (ko) * 2019-09-09 2021-06-07 엘지전자 주식회사 멀티 레벨 전력 호환용 무선 전력 수신 장치
CN112993540B (zh) * 2019-12-13 2023-07-28 Oppo广东移动通信有限公司 电子设备
CN113113941A (zh) * 2019-12-24 2021-07-13 Oppo广东移动通信有限公司 电子设备

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Publication number Priority date Publication date Assignee Title
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Publication number Publication date
KR20200120953A (ko) 2020-10-22
AU2018424953B2 (en) 2021-07-15
US20200412169A1 (en) 2020-12-31
EP3742576A1 (en) 2020-11-25
JP2021516944A (ja) 2021-07-08
JP7092885B2 (ja) 2022-06-28
CN111566894B (zh) 2023-06-02
US11611237B2 (en) 2023-03-21
EP3742576A4 (en) 2021-03-03
EP3742576B1 (en) 2022-08-24
AU2018424953A1 (en) 2020-11-12
WO2019223003A1 (zh) 2019-11-28
KR102506348B1 (ko) 2023-03-06

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