WO2021177802A3 - 무선전력 전송장치, 무선전력 전송방법, 무선전력 수신장치 및 무선전력 수신 방법 - Google Patents

무선전력 전송장치, 무선전력 전송방법, 무선전력 수신장치 및 무선전력 수신 방법 Download PDF

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Publication number
WO2021177802A3
WO2021177802A3 PCT/KR2021/002813 KR2021002813W WO2021177802A3 WO 2021177802 A3 WO2021177802 A3 WO 2021177802A3 KR 2021002813 W KR2021002813 W KR 2021002813W WO 2021177802 A3 WO2021177802 A3 WO 2021177802A3
Authority
WO
WIPO (PCT)
Prior art keywords
wireless power
power
transmitting
receiving
receiving wireless
Prior art date
Application number
PCT/KR2021/002813
Other languages
English (en)
French (fr)
Other versions
WO2021177802A2 (ko
Inventor
박용철
Original Assignee
엘지전자 주식회사
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 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to US17/909,049 priority Critical patent/US20230108768A1/en
Priority to EP21765179.3A priority patent/EP4117143A4/en
Priority to CN202180026144.2A priority patent/CN115380451A/zh
Priority to JP2022553573A priority patent/JP2023517045A/ja
Priority to KR1020227030787A priority patent/KR20220152216A/ko
Publication of WO2021177802A2 publication Critical patent/WO2021177802A2/ko
Publication of WO2021177802A3 publication Critical patent/WO2021177802A3/ko

Links

Classifications

    • 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
    • H02J50/60—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
    • H02J50/10—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
    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0036—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Circuits Of Receivers In General (AREA)

Abstract

본 명세서의 일 실시예에 따른 무선전력 전송장치는, 무선전력 수신장치로부터 전력 보정을 위한 2개 이상의 보정 포인트에 대한 수신전력값에 대한 정보를 수신하고, 상기 수신전력값에 대한 정보를 기초로 이물질 검출을 위한 전력 보정 커브를 구성하고, 상기 전력 보정 커브를 갱신하기 위한 전력 보정 프로토콜의 개시를 요청하는 상기 데이터 패킷을 전송한다.
PCT/KR2021/002813 2020-03-06 2021-03-08 무선전력 전송장치, 무선전력 전송방법, 무선전력 수신장치 및 무선전력 수신 방법 WO2021177802A2 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US17/909,049 US20230108768A1 (en) 2020-03-06 2021-03-08 Device for transmitting wireless power, method for transmitting wireless power, device for receiving wireless power, and method for receiving wireless power
EP21765179.3A EP4117143A4 (en) 2020-03-06 2021-03-08 DEVICE FOR WIRELESS POWER TRANSMISSION, METHOD FOR WIRELESS POWER TRANSMISSION, DEVICE FOR WIRELESS POWER RECEPTION AND METHOD FOR WIRELESS POWER RECEPTION
CN202180026144.2A CN115380451A (zh) 2020-03-06 2021-03-08 发送无线功率的设备、发送无线功率的方法、接收无线功率的设备以及接收无线功率的方法
JP2022553573A JP2023517045A (ja) 2020-03-06 2021-03-08 無線電力送信装置、無線電力送信方法、無線電力受信装置及び無線電力受信方法
KR1020227030787A KR20220152216A (ko) 2020-03-06 2021-03-08 무선전력 전송장치, 무선전력 전송방법, 무선전력 수신장치 및 무선전력 수신 방법

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20200028591 2020-03-06
KR10-2020-0028591 2020-03-06
KR10-2020-0037320 2020-03-27
KR20200037320 2020-03-27

Publications (2)

Publication Number Publication Date
WO2021177802A2 WO2021177802A2 (ko) 2021-09-10
WO2021177802A3 true WO2021177802A3 (ko) 2021-10-28

Family

ID=77613518

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2021/002813 WO2021177802A2 (ko) 2020-03-06 2021-03-08 무선전력 전송장치, 무선전력 전송방법, 무선전력 수신장치 및 무선전력 수신 방법

Country Status (6)

Country Link
US (1) US20230108768A1 (ko)
EP (1) EP4117143A4 (ko)
JP (1) JP2023517045A (ko)
KR (1) KR20220152216A (ko)
CN (1) CN115380451A (ko)
WO (1) WO2021177802A2 (ko)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160285313A1 (en) * 2013-10-30 2016-09-29 Rohm Co., Ltd. Wireless power receiving apparatus
KR20180022513A (ko) * 2016-08-23 2018-03-06 엘지이노텍 주식회사 이물질 검출 방법 및 그를 위한 장치 및 시스템
US20190052128A1 (en) * 2014-03-25 2019-02-14 Koninklijke Philips N.V. Wireless inductive power transfer
KR20190050301A (ko) * 2017-11-02 2019-05-10 엘지이노텍 주식회사 무선 충전 방법 및 그를 위한 장치
KR20190082891A (ko) * 2016-11-15 2019-07-10 엘지전자 주식회사 무선 전력 전달 방법 및 이를 위한 장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6505097B2 (ja) * 2013-07-17 2019-04-24 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 無線誘導電力伝送
WO2019208960A1 (ko) * 2018-04-25 2019-10-31 엘지전자 주식회사 무선전력 전송 시스템에서 전력 보정을 수행하는 장치 및 방법
WO2020197267A1 (ko) * 2019-03-25 2020-10-01 엘지전자 주식회사 무선전력 전송 시스템에서 전력 보정을 수행하는 장치 및 방법
US11581746B2 (en) * 2020-02-19 2023-02-14 Schlage Lock Company Llc Battery life of battery powered wireless devices

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160285313A1 (en) * 2013-10-30 2016-09-29 Rohm Co., Ltd. Wireless power receiving apparatus
US20190052128A1 (en) * 2014-03-25 2019-02-14 Koninklijke Philips N.V. Wireless inductive power transfer
KR20180022513A (ko) * 2016-08-23 2018-03-06 엘지이노텍 주식회사 이물질 검출 방법 및 그를 위한 장치 및 시스템
KR20190082891A (ko) * 2016-11-15 2019-07-10 엘지전자 주식회사 무선 전력 전달 방법 및 이를 위한 장치
KR20190050301A (ko) * 2017-11-02 2019-05-10 엘지이노텍 주식회사 무선 충전 방법 및 그를 위한 장치

Also Published As

Publication number Publication date
EP4117143A4 (en) 2024-05-22
JP2023517045A (ja) 2023-04-21
WO2021177802A2 (ko) 2021-09-10
EP4117143A2 (en) 2023-01-11
KR20220152216A (ko) 2022-11-15
US20230108768A1 (en) 2023-04-06
CN115380451A (zh) 2022-11-22

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