CN113661596B - 具有与搭载灯部的受电装置嵌合的电池搭载装置的无线馈电系统 - Google Patents

具有与搭载灯部的受电装置嵌合的电池搭载装置的无线馈电系统 Download PDF

Info

Publication number
CN113661596B
CN113661596B CN202080024987.4A CN202080024987A CN113661596B CN 113661596 B CN113661596 B CN 113661596B CN 202080024987 A CN202080024987 A CN 202080024987A CN 113661596 B CN113661596 B CN 113661596B
Authority
CN
China
Prior art keywords
power
coil
power receiving
circuit
wireless
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.)
Active
Application number
CN202080024987.4A
Other languages
English (en)
Chinese (zh)
Other versions
CN113661596A (zh
Inventor
久野义宪
关泽康史
田原研二
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.)
RESONANCE TECHNOLOGY Co
Aioai Japan Co ltd
Original Assignee
RESONANCE TECHNOLOGY Co
Aioai Japan Co 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 RESONANCE TECHNOLOGY Co, Aioai Japan Co ltd filed Critical RESONANCE TECHNOLOGY Co
Publication of CN113661596A publication Critical patent/CN113661596A/zh
Application granted granted Critical
Publication of CN113661596B publication Critical patent/CN113661596B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/105—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening using magnets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F21V23/023—Power supplies in a casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/46—Accumulators structurally combined with charging apparatus
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; 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
    • H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/70—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the mechanical construction
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/70—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the mechanical construction
    • H02J7/731—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements
    • H02J7/82—Control of state of charge [SOC]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; 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—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/80—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including monitoring or indicating arrangements
    • H02J7/82—Control of state of charge [SOC]
    • H02J7/825—Detection of fully charged condition
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/855—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
CN202080024987.4A 2019-03-28 2020-03-24 具有与搭载灯部的受电装置嵌合的电池搭载装置的无线馈电系统 Active CN113661596B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-062924 2019-03-28
JP2019062924 2019-03-28
PCT/JP2020/012993 WO2020196508A1 (ja) 2019-03-28 2020-03-24 ライト部搭載の受電装置と篏合するバッテリー搭載装置を有するワイヤレス給電システム

Publications (2)

Publication Number Publication Date
CN113661596A CN113661596A (zh) 2021-11-16
CN113661596B true CN113661596B (zh) 2024-09-06

Family

ID=72611982

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080024987.4A Active CN113661596B (zh) 2019-03-28 2020-03-24 具有与搭载灯部的受电装置嵌合的电池搭载装置的无线馈电系统

Country Status (5)

Country Link
US (1) US12247728B2 (https=)
EP (1) EP3952002A4 (https=)
JP (1) JP7105428B2 (https=)
CN (1) CN113661596B (https=)
WO (1) WO2020196508A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4556791A1 (en) * 2023-11-17 2025-05-21 Smart Electric Works Co.,Ltd. Wireless powered waterproof track light

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102144239A (zh) * 2008-09-02 2011-08-03 高通股份有限公司 双向无线功率发射
JP2018191508A (ja) * 2014-03-26 2018-11-29 マクセルホールディングス株式会社 非接触電力伝送手段を備えた電源

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7522878B2 (en) * 1999-06-21 2009-04-21 Access Business Group International Llc Adaptive inductive power supply with communication
KR100736053B1 (ko) * 2005-10-24 2007-07-06 삼성전자주식회사 유도 방식에 의해 무선으로 전원을 공유하는 장치 및 방법
JP5096798B2 (ja) * 2007-05-25 2012-12-12 株式会社エヌ・ティ・ティ・ドコモ 給電受信装置、通信システム、及びこれらの方法
JP5277858B2 (ja) * 2008-10-20 2013-08-28 トヨタ自動車株式会社 給電システム及び移動体用給電装置
JP5069726B2 (ja) 2009-07-24 2012-11-07 Ｔｄｋ株式会社 ワイヤレス給電装置およびワイヤレス電力伝送システム
JP5573190B2 (ja) 2010-01-21 2014-08-20 ソニー株式会社 ワイヤレス給電システム
CN102195366B (zh) * 2010-03-19 2014-03-12 Tdk株式会社 无线馈电装置以及无线电力传输系统
JP5640782B2 (ja) 2010-03-19 2014-12-17 Tdk株式会社 ワイヤレス給電装置、ワイヤレス受電装置およびワイヤレス電力伝送システム
US8791601B2 (en) 2010-04-02 2014-07-29 Advantest Corporation Wireless power receiving apparatus and wireless power supply system
JP2011234605A (ja) * 2010-04-05 2011-11-17 Tdk Corp ワイヤレス受電装置およびワイヤレス電力伝送システム
JP2011223739A (ja) 2010-04-09 2011-11-04 Sony Corp 給電装置、受電装置、およびワイヤレス給電システム
JP2012019648A (ja) * 2010-07-09 2012-01-26 Sony Corp 給電装置およびワイヤレス給電システム
JP5640530B2 (ja) * 2010-07-30 2014-12-17 ソニー株式会社 ワイヤレス給電システム
WO2012036024A1 (ja) * 2010-09-17 2012-03-22 ソニー株式会社 電力供給方法、充電制御装置及び電力供給システム
KR101045585B1 (ko) * 2010-09-29 2011-06-30 한국과학기술원 전자기파의 누설이 저감된 무선전력전송장치
US9178369B2 (en) 2011-01-18 2015-11-03 Mojo Mobility, Inc. Systems and methods for providing positioning freedom, and support of different voltages, protocols, and power levels in a wireless power system
US8742627B2 (en) 2011-03-01 2014-06-03 Tdk Corporation Wireless power feeder
US9887583B2 (en) * 2011-03-10 2018-02-06 Semiconductor Energy Laboratory Co., Ltd. Power-receiving device, wireless power-feeding system including power-receiving device, and wireless communication system including power-receiving device
JP2012253944A (ja) 2011-06-03 2012-12-20 Advantest Corp ワイヤレス給電装置およびワイヤレス給電システム
US9099885B2 (en) * 2011-06-17 2015-08-04 Semiconductor Energy Laboratory Co., Ltd. Wireless power feeding system
JP2013055856A (ja) * 2011-09-06 2013-03-21 Heads Corp 非接触電力供給装置
JP2013162611A (ja) 2012-02-03 2013-08-19 Seiko Instruments Inc ワイヤレス給電装置
JP2013172506A (ja) * 2012-02-20 2013-09-02 Sumitomo Electric Ind Ltd 非接触給電システム、非接触給電装置、非接触受電装置及び非接触給電方法
JP2013183596A (ja) * 2012-03-05 2013-09-12 Nagasaki Univ 無線電力伝送装置および無線電力伝送システム
JP5929493B2 (ja) * 2012-05-17 2016-06-08 ソニー株式会社 受電装置、および、給電システム
EP2674950A1 (en) * 2012-06-11 2013-12-18 Tyco Electronics Nederland B.V. Contactless connector, contactless connector system, and a manufacturing method for the contactless connector
US20140008993A1 (en) * 2012-07-06 2014-01-09 DvineWave Inc. Methodology for pocket-forming
JP6104539B2 (ja) * 2012-09-06 2017-03-29 日立マクセル株式会社 非接触充電システム
JP2014068507A (ja) 2012-09-27 2014-04-17 Tdk Corp ワイヤレス給電システム
CN106961164A (zh) 2012-10-11 2017-07-18 株式会社村田制作所 无线供电装置
JP2014176122A (ja) 2013-03-06 2014-09-22 Osaka City Univ 磁気共振型ワイヤレス給電システム
JP6751223B2 (ja) * 2013-10-28 2020-09-02 京セラ株式会社 制御装置
JP2015220891A (ja) * 2014-05-19 2015-12-07 日本特殊陶業株式会社 共振器及び無線給電システム
JP2016013020A (ja) * 2014-06-30 2016-01-21 村田機械株式会社 非接触給電装置、非接触給電システム及び非接触給電装置の制御方法
US10944282B2 (en) * 2015-05-28 2021-03-09 Nike, Inc. Transportation apparatus with NFC charger
JP6555517B2 (ja) 2015-07-16 2019-08-07 清水建設株式会社 ワイヤレス給電システム
JP2017103858A (ja) * 2015-11-30 2017-06-08 オムロン株式会社 非接触給電システム
JP2017163647A (ja) 2016-03-08 2017-09-14 達也 土井 電磁界共振ワイヤレス給電方法及び給電システム
CN208074810U (zh) * 2018-01-25 2018-11-09 深圳市杰恩特户外用品有限公司 一种带无线充电和供电能在水中更换电池的照明设备

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102144239A (zh) * 2008-09-02 2011-08-03 高通股份有限公司 双向无线功率发射
JP2018191508A (ja) * 2014-03-26 2018-11-29 マクセルホールディングス株式会社 非接触電力伝送手段を備えた電源

Also Published As

Publication number Publication date
EP3952002A1 (en) 2022-02-09
JP7105428B2 (ja) 2022-07-25
US12247728B2 (en) 2025-03-11
US20220178530A1 (en) 2022-06-09
JPWO2020196508A1 (https=) 2020-10-01
CN113661596A (zh) 2021-11-16
WO2020196508A1 (ja) 2020-10-01
EP3952002A4 (en) 2023-04-19

Similar Documents

Publication Publication Date Title
KR101578966B1 (ko) 무선 충전을 위한 적응 전력 제어
US6791457B2 (en) Transponder, interrogator and system thereof
KR101812437B1 (ko) 무선 전력을 전달하는 디바이스들 및 그 작동 방법들
RU2440635C1 (ru) Бесконтактная система электропитания
US9191075B2 (en) Wireless power control method, system, and apparatus utilizing a wakeup signal to prevent standby power consumption
EP2973939B1 (en) Systems and methods for extending the power capability of a wireless charger
KR102312942B1 (ko) 배터리 관리 장치 및 이를 포함하는 배터리 팩
US20140176067A1 (en) Contactless Rechargeable Secondary Battery and Contactless Battery Charger
EP3008830B1 (en) System and method for delayed application processor initialization in wireless power transmission system
US20080297107A1 (en) Contactless power transferring coil unit, mobile terminal, power transmitting apparatus, and contactless power transferring system
JP2012065537A (ja) 電池内蔵機器と充電装置
WO2008044875A1 (en) Rechargeable power supply, battery device, contact-less charger systems and method for charging rechargeable battery cell
WO2013011905A1 (ja) 充電台、パック電池と充電台、及び、パック電池
JP6665568B2 (ja) 制御装置、受電装置、電子機器、電力伝送システム及び電力供給方法
CN115152125A (zh) 具有调谐调整电路的无线功率馈送系统
CN113661596B (zh) 具有与搭载灯部的受电装置嵌合的电池搭载装置的无线馈电系统
KR102822700B1 (ko) 무선급전시스템 및 원형 구형 다면형상을 갖는 수전기
JP2016171010A (ja) ボタン型電池
JPWO2020196508A5 (https=)
US20100087157A1 (en) Radio transmitter
CN218771438U (zh) 一种具有无线射频供电方式的智能窨井盖系统
KR20070074719A (ko) 충전 회로부와 코일부가 분리된 무접점 충전장치
JP2006311169A (ja) 非接触アクティブｉｄタグ装置及びｒｆ−ｉｄシステム

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant