CN103997131B - 无线电力传输***的异物感应装置及方法 - Google Patents
无线电力传输***的异物感应装置及方法 Download PDFInfo
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- CN103997131B CN103997131B CN201410055876.6A CN201410055876A CN103997131B CN 103997131 B CN103997131 B CN 103997131B CN 201410055876 A CN201410055876 A CN 201410055876A CN 103997131 B CN103997131 B CN 103997131B
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- 238000012790 confirmation Methods 0.000 claims description 2
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- 238000010438 heat treatment Methods 0.000 abstract 1
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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
- H02J50/60—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
- 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
-
- 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
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Signal Processing (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130018183A KR102049118B1 (ko) | 2013-02-20 | 2013-02-20 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
KR10-2013-0018183 | 2013-02-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103997131A CN103997131A (zh) | 2014-08-20 |
CN103997131B true CN103997131B (zh) | 2017-04-12 |
Family
ID=50073070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410055876.6A Active CN103997131B (zh) | 2013-02-20 | 2014-02-19 | 无线电力传输***的异物感应装置及方法 |
Country Status (5)
Country | Link |
---|---|
US (3) | US10848011B2 (zh) |
EP (3) | EP3731371B1 (zh) |
JP (1) | JP5745119B2 (zh) |
KR (1) | KR102049118B1 (zh) |
CN (1) | CN103997131B (zh) |
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KR102049118B1 (ko) | 2013-02-20 | 2020-01-08 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
EP3008794B1 (en) * | 2013-06-05 | 2020-01-01 | Samsung Electronics Co., Ltd | Method of generating load variation for detecting wireless power receiving unit in wireless charging, and wireless power receiving unit |
US9385787B2 (en) * | 2014-01-29 | 2016-07-05 | Nokia Technologies Oy | Communications via wireless charging |
JP6494227B2 (ja) | 2014-09-22 | 2019-04-03 | キヤノン株式会社 | 給電装置、制御方法およびプログラム |
JP6418867B2 (ja) * | 2014-09-22 | 2018-11-07 | キヤノン株式会社 | 給電装置 |
JP6406955B2 (ja) | 2014-09-22 | 2018-10-17 | キヤノン株式会社 | 電子機器 |
JP6376919B2 (ja) | 2014-09-22 | 2018-08-22 | キヤノン株式会社 | 給電装置及び電子機器 |
US20160380439A1 (en) * | 2015-06-26 | 2016-12-29 | Lei Shao | Notification techniques for wireless power transfer systems |
KR101763734B1 (ko) | 2016-03-22 | 2017-08-01 | 김재범 | 무선충전 송신부 또는 수신부를 구비하는 장치용 금속 프레임 |
US20170279292A1 (en) * | 2016-03-28 | 2017-09-28 | Intel Corporation | Multimode operation of wireless power system with single receiver |
CN115603472A (zh) * | 2016-07-01 | 2023-01-13 | Lg伊诺特有限公司(Kr) | 检测充电区域中的异物的方法和无线电力发送器 |
CN107819898A (zh) | 2016-09-13 | 2018-03-20 | 金宰范 | 电波可穿透的装置用框架及其制造方法 |
KR102624332B1 (ko) * | 2016-12-02 | 2024-01-12 | 주식회사 위츠 | 무선 전력 송신 장치 및 그의 제어 방법 |
WO2018105915A1 (ko) * | 2016-12-06 | 2018-06-14 | 엘지이노텍(주) | 이물질 검출 방법 및 그를 위한 장치 |
KR102605047B1 (ko) | 2016-12-08 | 2023-11-24 | 엘지이노텍 주식회사 | 무선 충전을 위한 이물질 검출 방법 및 그를 위한 장치 |
KR101942712B1 (ko) | 2016-12-22 | 2019-01-29 | 김재범 | 전파의 투과가 가능하거나 방열특성을 갖는 금속 프레임 |
KR101925308B1 (ko) * | 2016-12-23 | 2018-12-05 | 엘지이노텍 주식회사 | 무선 전력 송신기 및 그의 동작 방법 |
KR102605844B1 (ko) * | 2017-01-13 | 2023-11-27 | 주식회사 위츠 | 이물질 검출 회로 및 그를 이용한 무선 전력 송신 장치 |
CN107688202A (zh) * | 2017-06-01 | 2018-02-13 | 杨培应 | 一种地敏机 |
CN108802835B (zh) * | 2018-03-13 | 2020-03-27 | 维沃移动通信有限公司 | 无线充电检测方法、装置及移动终端、无线充电*** |
WO2019208960A1 (ko) | 2018-04-25 | 2019-10-31 | 엘지전자 주식회사 | 무선전력 전송 시스템에서 전력 보정을 수행하는 장치 및 방법 |
EP3829027A4 (en) * | 2018-08-01 | 2021-07-07 | Lg Electronics Inc. | APPARATUS AND METHOD FOR CARRYING OUT WIRELESS POWER TRANSMISSION BASED ON FOREIGN BODY DETECTION |
JP7278756B2 (ja) * | 2018-11-28 | 2023-05-22 | キヤノン株式会社 | 受電装置、受電装置の制御方法及びプログラム |
US11588356B2 (en) * | 2019-07-10 | 2023-02-21 | Apple Inc. | Wireless power transfer system and devices |
US11258307B2 (en) | 2019-08-14 | 2022-02-22 | Apple Inc. | Wireless power system with foreign object detection |
US11502554B2 (en) * | 2020-01-23 | 2022-11-15 | Wen Cai | Methods and apparatus for online foreign object detection in wireless charging systems |
JP2021129410A (ja) | 2020-02-13 | 2021-09-02 | キヤノン株式会社 | 受電装置および送電装置、ならびにそれらの制御方法 |
JP2021129456A (ja) * | 2020-02-14 | 2021-09-02 | キヤノン株式会社 | 送電装置、受電装置、それらの制御方法、およびプログラム |
KR20210109247A (ko) | 2020-02-27 | 2021-09-06 | 엘지전자 주식회사 | 유도 가열 구현 가능한 무선 전력 전송 장치 및 그의 제어 방법 |
US12046922B2 (en) * | 2020-08-16 | 2024-07-23 | Aira, Inc. | Adaptive foreign object detection avoidance in a multi-coil wireless charging device |
US11496001B2 (en) | 2020-09-08 | 2022-11-08 | Powermat Technologies Ltd. | Detection of foreign object and friendly metal |
CN116032035B (zh) * | 2023-03-22 | 2023-06-20 | 合肥有感科技有限责任公司 | 无线充电发射器及其工作方法 |
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CN102763306A (zh) * | 2010-03-26 | 2012-10-31 | 松下电器产业株式会社 | 非接触供电装置和非接触充电*** |
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JP4600462B2 (ja) | 2007-11-16 | 2010-12-15 | セイコーエプソン株式会社 | 送電制御装置、送電装置、電子機器及び無接点電力伝送システム |
JP4600464B2 (ja) * | 2007-11-22 | 2010-12-15 | セイコーエプソン株式会社 | 送電制御装置、送電装置、電子機器及び無接点電力伝送システム |
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KR101061661B1 (ko) * | 2008-01-09 | 2011-09-01 | 세이코 엡슨 가부시키가이샤 | 송전 제어 장치, 송전 장치, 무접점 전력 전송 시스템, 전자 기기 및 송전 제어 방법 |
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KR102049118B1 (ko) | 2013-02-20 | 2020-01-08 | 지이 하이브리드 테크놀로지스, 엘엘씨 | 무선 전력 전송 시스템에서 이물질 감지 장치 및 방법 |
-
2013
- 2013-02-20 KR KR1020130018183A patent/KR102049118B1/ko active IP Right Grant
-
2014
- 2014-02-13 EP EP20167407.4A patent/EP3731371B1/en active Active
- 2014-02-13 EP EP14155063.2A patent/EP2770602B1/en active Active
- 2014-02-13 EP EP22189492.6A patent/EP4178064A1/en active Pending
- 2014-02-14 US US14/181,531 patent/US10848011B2/en active Active
- 2014-02-18 JP JP2014028302A patent/JP5745119B2/ja active Active
- 2014-02-19 CN CN201410055876.6A patent/CN103997131B/zh active Active
-
2020
- 2020-10-20 US US17/074,794 patent/US11750040B2/en active Active
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2023
- 2023-08-14 US US18/449,147 patent/US20230396103A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101335468A (zh) * | 2007-06-29 | 2008-12-31 | 精工爱普生株式会社 | 送电控制装置、送电装置、电子设备及无触点电力传输*** |
CN102763306A (zh) * | 2010-03-26 | 2012-10-31 | 松下电器产业株式会社 | 非接触供电装置和非接触充电*** |
Also Published As
Publication number | Publication date |
---|---|
US20140232199A1 (en) | 2014-08-21 |
KR102049118B1 (ko) | 2020-01-08 |
EP3731371A1 (en) | 2020-10-28 |
JP2014161217A (ja) | 2014-09-04 |
US20210036556A1 (en) | 2021-02-04 |
EP3731371B1 (en) | 2022-08-10 |
JP5745119B2 (ja) | 2015-07-08 |
US10848011B2 (en) | 2020-11-24 |
US20230396103A1 (en) | 2023-12-07 |
CN103997131A (zh) | 2014-08-20 |
KR20140104242A (ko) | 2014-08-28 |
EP2770602B1 (en) | 2020-05-06 |
EP2770602A1 (en) | 2014-08-27 |
US11750040B2 (en) | 2023-09-05 |
EP4178064A1 (en) | 2023-05-10 |
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