CN114930675A - 无线充电的方法、发射端设备和无线充电设备 - Google Patents

无线充电的方法、发射端设备和无线充电设备 Download PDF

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Publication number
CN114930675A
CN114930675A CN201980102839.7A CN201980102839A CN114930675A CN 114930675 A CN114930675 A CN 114930675A CN 201980102839 A CN201980102839 A CN 201980102839A CN 114930675 A CN114930675 A CN 114930675A
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CN
China
Prior art keywords
electromagnetic wave
charging
wave signal
wireless charging
transmitting
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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
CN201980102839.7A
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English (en)
Inventor
刘永俊
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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 CN114930675A publication Critical patent/CN114930675A/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
    • 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
    • H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
    • 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
    • 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
    • H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
    • 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
    • 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
    • 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

Abstract

一种无线充电的方法、发射端设备(40)和无线充电设备(10、20、30)。发射端设备(40)和无线充电设备(10、20、30)之间的充电过程可以形成一个循环的流程。即发射端设备(40)向无线充电设备(10、20、30)发送电磁波信号进行充电，无线充电设备(10、20、30)将一部分电磁波信号用于充电，另一部分电磁波信号用于反馈给发射端设备(40)进行放大，并将放大后的电磁波信号再用于为该无线充电设备(10、20、30)进行充电。这样发射端设备(40)和无线充电设备(10、20、30)能够达到一个稳定的功率范围进行无线充电，从而提高了充电性能。

Description

PCT国内申请，说明书已公开。

Claims (23)

  1. PCT国内申请，权利要求书已公开。
CN201980102839.7A 2019-12-31 2019-12-31 无线充电的方法、发射端设备和无线充电设备 Pending CN114930675A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/130805 WO2021134611A1 (zh) 2019-12-31 2019-12-31 无线充电的方法、发射端设备和无线充电设备

Publications (1)

Publication Number Publication Date
CN114930675A true CN114930675A (zh) 2022-08-19

Family

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Application Number Title Priority Date Filing Date
CN201980102839.7A Pending CN114930675A (zh) 2019-12-31 2019-12-31 无线充电的方法、发射端设备和无线充电设备

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Country Link
US (1) US20220329104A1 (zh)
EP (1) EP4068567A4 (zh)
JP (1) JP7407292B2 (zh)
CN (1) CN114930675A (zh)
WO (1) WO2021134611A1 (zh)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102227884B (zh) * 2008-09-30 2014-12-17 发明科学基金I有限责任公司 用于本地接收器的功率发射
WO2010071186A1 (ja) * 2008-12-19 2010-06-24 日本電気株式会社 基地局、無線通信システム、基地局の制御方法、無線通信方法、制御プログラム、および移動局
US8072380B2 (en) * 2009-04-10 2011-12-06 Raytheon Company Wireless power transmission system and method
KR20120135885A (ko) * 2011-06-07 2012-12-17 삼성전자주식회사 무선 전력 송수신 시스템에서의 송신기 및 수신기 간의 양방향 통신 방법 및 상기 장치들
JP6130711B2 (ja) * 2013-04-17 2017-05-17 キヤノン株式会社 通信装置、制御方法、及びプログラム
JP2016181953A (ja) * 2015-03-23 2016-10-13 ルネサスエレクトロニクス株式会社 ワイヤレス給電システム、送電装置及び受電装置
US10498177B2 (en) * 2015-06-30 2019-12-03 Ossia Inc. Techniques for wireless power transmission system handoff and load balancing
CN105099003A (zh) * 2015-07-28 2015-11-25 联想(北京)有限公司 一种无线充电方法及对应装置
JP6274295B1 (ja) * 2016-11-16 2018-02-07 石川　容平 電力伝送システム
CN106856346B (zh) * 2017-01-23 2020-09-22 华南理工大学 一种室内无线输能系统以及无线输能方法
JP2018129875A (ja) * 2017-02-06 2018-08-16 京セラ株式会社 電子機器、送電装置及び送電システム
CN106992813B (zh) * 2017-02-16 2019-09-10 广东顺德中山大学卡内基梅隆大学国际联合研究院 一种低成本的自适应无线信息与能量复用传输系统
CN110635582B (zh) * 2019-08-30 2021-03-26 同济大学 一种电磁回波激励放大的无线能量传输系统

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Publication number Publication date
EP4068567A4 (en) 2023-01-04
EP4068567A1 (en) 2022-10-05
US20220329104A1 (en) 2022-10-13
JP2023508573A (ja) 2023-03-02
JP7407292B2 (ja) 2023-12-28
WO2021134611A1 (zh) 2021-07-08

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