JP2016522664A - 無線電力受信装置 - Google Patents
無線電力受信装置 Download PDFInfo
- Publication number
- JP2016522664A JP2016522664A JP2016511683A JP2016511683A JP2016522664A JP 2016522664 A JP2016522664 A JP 2016522664A JP 2016511683 A JP2016511683 A JP 2016511683A JP 2016511683 A JP2016511683 A JP 2016511683A JP 2016522664 A JP2016522664 A JP 2016522664A
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- receiving coil
- wireless power
- magnetic field
- magnetic
- 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.)
- Granted
Links
- 230000002265 prevention Effects 0.000 claims abstract description 116
- 239000000696 magnetic material Substances 0.000 claims abstract description 68
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 22
- 239000000126 substance Substances 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 54
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 78
- 239000012141 concentrate Substances 0.000 description 34
- 230000005674 electromagnetic induction Effects 0.000 description 16
- 238000000034 method Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 8
- 238000004088 simulation Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- 230000001151 other effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
-
- 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
- H02J50/10—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
- H02J50/70—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—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
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (14)
- 磁性体と、
前記磁性体に配置され、電力を受信する受信コイルと、
前記受信コイルの内側に配置され、少なくとも1つの金属パターンを含み、前記磁性体の飽和を防止する磁性体飽和防止部とを含むことを
特徴とする、無線電力受信装置。 - 前記磁性体飽和防止部は、
前記磁性体が前記電力を送信する無線電力送信装置に備えられた磁石により飽和することを防止することを特徴とする、請求項1に記載の無線電力受信装置。 - 前記磁性体飽和防止部は、
前記受信コイルで形成される磁場の方向を前記受信コイルの内側に変更させて前記磁性体の飽和を防止することを特徴とする、請求項1に記載の無線電力受信装置。 - 前記磁性体飽和防止部は、
1つの金属パターンを含むことを特徴とする、請求項1に記載の無線電力受信装置。 - 前記金属パターンは、
前記受信コイルの内側中心に配置されることを特徴とする、請求項4に記載の無線電力受信装置。 - 前記金属パターンは
前記受信コイルの内側中心から離隔して配置されたことを特徴とする、請求項4に記載の無線電力受信装置。 - 前記磁性体飽和防止部は、
2つの金属パターンを含むことを特徴とする、請求項1に記載の無線電力受信装置。 - 前記金属パターンのうちのいずれか1つは前記受信コイルの内側中心に配置され、前記金属パターンのうちの他の1つは前記受信コイルの内側中心から離隔して配置されたことを特徴とする、請求項7に記載の無線電力受信装置。
- 前記金属パターンは
Lパターン、円パターン、四角パターン、三角パターン、及び六角パターンを含むことを特徴とする、請求項1に記載の無線電力受信装置。 - 前記金属パターンは
銅、金、及び銀のうちの少なくともいずれか1つで形成されたことを特徴とする、請求項1に記載の無線電力受信装置。 - 前記磁性体飽和防止部の面積が大きいほど、前記受信コイルの内側に形成される磁場の強さがより大きいことを特徴とする、請求項1に記載の無線電力受信装置。
- 前記金属パターンの中心が前記受信コイルの内側中心に近いほど、前記受信コイルの内側に形成される磁場の強かがより大きいことを特徴とする、請求項1に記載の無線電力受信装置。
- 前記受信コイルの内側面積と前記磁性体飽和防止部との面積の割合は0.204以上、0.716以下であることを特徴とする、請求項1に記載の無線電力受信装置。
- 前記受信コイルの内径は25mm以上、60mm以下であり、
前記磁性体飽和防止部の面積は100mm2以上、2025mm2以下であることを特徴とする、請求項13に記載の無線電力受信装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020130049305A KR20140130837A (ko) | 2013-05-02 | 2013-05-02 | 무선전력 수신장치 |
KR10-2013-0049305 | 2013-05-02 | ||
PCT/KR2014/003890 WO2014178667A1 (ko) | 2013-05-02 | 2014-04-30 | 무선전력 수신장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016522664A true JP2016522664A (ja) | 2016-07-28 |
JP6093908B2 JP6093908B2 (ja) | 2017-03-08 |
Family
ID=51843711
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016511683A Expired - Fee Related JP6093908B2 (ja) | 2013-05-02 | 2014-04-30 | 無線電力受信装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10148134B2 (ja) |
EP (1) | EP2996220B1 (ja) |
JP (1) | JP6093908B2 (ja) |
KR (1) | KR20140130837A (ja) |
CN (1) | CN105359378B (ja) |
WO (1) | WO2014178667A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200013597A (ko) * | 2018-07-30 | 2020-02-07 | 에.게.오. 에렉트로-게래테바우 게엠베하 | 유도 에너지 전송 방법 및 장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101810001B1 (ko) * | 2015-05-26 | 2017-12-18 | 주식회사 아모센스 | 무선전력 수신모듈 |
US10916971B2 (en) | 2018-03-26 | 2021-02-09 | Mediatek Singapore Pte. Ltd. | Wireless power transfer ecosystem and coils operating on substantially different power levels |
JP7450607B2 (ja) * | 2018-08-31 | 2024-03-15 | スリーエム イノベイティブ プロパティズ カンパニー | コイル及びその製造方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001338820A (ja) * | 2000-05-29 | 2001-12-07 | Hitachi Medical Corp | ギャップ付き変圧器及びこれを用いた非接触給電装置並びにx線ct装置 |
JP2012075199A (ja) * | 2010-09-27 | 2012-04-12 | Toshiba Corp | 無線電力伝送装置および無線電力受信装置 |
JP2012199370A (ja) * | 2011-03-22 | 2012-10-18 | Hitachi Metals Ltd | コイル部品並びにそれを用いた給電装置及び充電装置 |
JP2012222926A (ja) * | 2011-04-07 | 2012-11-12 | Hitachi Metals Ltd | コイル部品並びにそれを用いた給電装置及び充電装置 |
JP2013004964A (ja) * | 2011-06-14 | 2013-01-07 | Panasonic Corp | 非接触充電モジュール及びこれを用いた非接触充電機器 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8193767B2 (en) | 2006-03-24 | 2012-06-05 | Kabushiki Kaisha Toshiba | Power receiving device, and electronic apparatus and non-contact charger using the same |
JP2009076513A (ja) * | 2007-09-19 | 2009-04-09 | Yoshi Takaishi | 平面コイル用のシールド構造 |
US8766484B2 (en) | 2008-02-22 | 2014-07-01 | Access Business Group International Llc | Magnetic positioning for inductive coupling |
WO2012040548A1 (en) | 2010-09-26 | 2012-03-29 | Access Business Group International Llc | Selectively controllable electromagnetic shielding |
JP5660310B2 (ja) * | 2011-01-14 | 2015-01-28 | Tdk株式会社 | 非接触給電用2次側コイルユニット及び非接触給電装置 |
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 |
JP4835796B1 (ja) | 2011-01-26 | 2011-12-14 | パナソニック株式会社 | 受信側非接触充電モジュール及び受信側非接触充電機器 |
EP2620961A1 (en) * | 2011-01-26 | 2013-07-31 | Panasonic Corporation | Contactless charging module and receiving-side and transmission-side contactless charger using same |
KR101232035B1 (ko) | 2011-04-05 | 2013-02-12 | 한국과학기술원 | 안테나에서 발생하는 자기장 차폐장치 |
JP5549818B2 (ja) | 2011-06-15 | 2014-07-16 | Tdk株式会社 | 非接触伝送デバイス、並びにそれを備えるバッテリユニット及びバッテリリッドユニット |
JP2014187724A (ja) | 2011-07-20 | 2014-10-02 | Sanyo Electric Co Ltd | 二次側受電機器及び充電台と二次側受電機器 |
KR101399023B1 (ko) | 2011-12-21 | 2014-05-27 | 주식회사 아모센스 | 무선 충전기용 자기장 차폐시트 및 그의 제조방법과 이를 이용한 무선충전기용 수신장치 |
KR101177302B1 (ko) | 2012-05-30 | 2012-08-30 | 주식회사 나노맥 | 전자파흡수시트를 포함하는 무선인식 및 무선충전 겸용 무선안테나, 그것의 제조방법 |
US9726518B2 (en) * | 2012-07-13 | 2017-08-08 | Qualcomm Incorporated | Systems, methods, and apparatus for detection of metal objects in a predetermined space |
-
2013
- 2013-05-02 KR KR1020130049305A patent/KR20140130837A/ko active IP Right Grant
-
2014
- 2014-04-30 US US14/888,658 patent/US10148134B2/en active Active
- 2014-04-30 WO PCT/KR2014/003890 patent/WO2014178667A1/ko active Application Filing
- 2014-04-30 EP EP14791509.4A patent/EP2996220B1/en not_active Not-in-force
- 2014-04-30 JP JP2016511683A patent/JP6093908B2/ja not_active Expired - Fee Related
- 2014-04-30 CN CN201480037422.4A patent/CN105359378B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001338820A (ja) * | 2000-05-29 | 2001-12-07 | Hitachi Medical Corp | ギャップ付き変圧器及びこれを用いた非接触給電装置並びにx線ct装置 |
JP2012075199A (ja) * | 2010-09-27 | 2012-04-12 | Toshiba Corp | 無線電力伝送装置および無線電力受信装置 |
JP2012199370A (ja) * | 2011-03-22 | 2012-10-18 | Hitachi Metals Ltd | コイル部品並びにそれを用いた給電装置及び充電装置 |
JP2012222926A (ja) * | 2011-04-07 | 2012-11-12 | Hitachi Metals Ltd | コイル部品並びにそれを用いた給電装置及び充電装置 |
JP2013004964A (ja) * | 2011-06-14 | 2013-01-07 | Panasonic Corp | 非接触充電モジュール及びこれを用いた非接触充電機器 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200013597A (ko) * | 2018-07-30 | 2020-02-07 | 에.게.오. 에렉트로-게래테바우 게엠베하 | 유도 에너지 전송 방법 및 장치 |
KR102716542B1 (ko) | 2018-07-30 | 2024-10-11 | 에.게.오. 에렉트로-게래테바우 게엠베하 | 유도 에너지 전송 방법 및 장치 |
Also Published As
Publication number | Publication date |
---|---|
EP2996220B1 (en) | 2018-07-18 |
EP2996220A4 (en) | 2016-12-28 |
US10148134B2 (en) | 2018-12-04 |
JP6093908B2 (ja) | 2017-03-08 |
US20160094049A1 (en) | 2016-03-31 |
EP2996220A1 (en) | 2016-03-16 |
WO2014178667A1 (ko) | 2014-11-06 |
CN105359378B (zh) | 2019-05-03 |
KR20140130837A (ko) | 2014-11-12 |
CN105359378A (zh) | 2016-02-24 |
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