KR102688122B1 - 코일 및 그 제조 방법 - Google Patents

코일 및 그 제조 방법 Download PDF

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Publication number
KR102688122B1
KR102688122B1 KR1020190108024A KR20190108024A KR102688122B1 KR 102688122 B1 KR102688122 B1 KR 102688122B1 KR 1020190108024 A KR1020190108024 A KR 1020190108024A KR 20190108024 A KR20190108024 A KR 20190108024A KR 102688122 B1 KR102688122 B1 KR 102688122B1
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South Korea
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layer
coil
region
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along
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KR20200026165A (ko
Inventor
성우 우
진욱 김
찰스 엘 브루존
제니퍼 제이 소콜
매튜 알 씨 앗킨슨
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쓰리엠 이노베이티브 프로퍼티즈 컴파니
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    • 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
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/006—Details of transformers or inductances, in general with special arrangement or spacing of turns of the winding(s), e.g. to produce desired self-resonance
    • 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
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2871—Pancake coils
    • 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
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • 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
    • 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
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic 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
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/06—Coil winding
    • H01F41/064—Winding non-flat conductive wires, e.g. rods, cables or cords
    • H01F41/066—Winding non-flat conductive wires, e.g. rods, cables or cords with insulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • H01F5/003—Printed circuit coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/06—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop with core of ferromagnetic material
    • 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
    • H04B5/26—Inductive coupling using coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/041—Printed circuit coils
    • H01F41/046—Printed circuit coils structurally combined with ferromagnetic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
KR1020190108024A 2018-08-31 2019-09-02 코일 및 그 제조 방법 Active KR102688122B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862725649P 2018-08-31 2018-08-31
US62/725,649 2018-08-31

Publications (2)

Publication Number Publication Date
KR20200026165A KR20200026165A (ko) 2020-03-10
KR102688122B1 true KR102688122B1 (ko) 2024-07-23

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KR1020190108024A Active KR102688122B1 (ko) 2018-08-31 2019-09-02 코일 및 그 제조 방법

Country Status (6)

Country Link
US (1) US11664850B2 (https=)
JP (1) JP7450607B2 (https=)
KR (1) KR102688122B1 (https=)
CN (2) CN110875524B (https=)
TW (1) TW202019016A (https=)
WO (1) WO2020044203A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US11962367B2 (en) 2020-02-28 2024-04-16 3M Innovative Properties Company Antenna for transfer of information or energy
EP4121285A4 (en) 2020-03-18 2024-03-20 Xtalic Corporation NANOSTRUCTURED PALLADIUM ALLOYS AND ASSOCIATED PROCESSES
US20210388518A1 (en) * 2020-04-17 2021-12-16 Xtalic Corporation Iron alloy wire coatings for wireless recharging devices and related methods
CN114171293B (zh) * 2020-09-10 2024-04-23 北京小米移动软件有限公司 线圈组件及终端
KR102818864B1 (ko) * 2020-10-27 2025-06-11 쓰리엠 이노베이티브 프로퍼티즈 캄파니 코일 및 이를 포함하는 전력 시스템
US12060262B2 (en) * 2021-04-23 2024-08-13 Otowahr Technology Inc. Electromagnetic microspeaker, its coil module, speaker/coil module array and preparation method thereof
KR20230014444A (ko) * 2021-07-21 2023-01-30 쓰리엠 이노베이티브 프로퍼티즈 캄파니 코일, 이를 포함하는 전력 시스템 및 코일 제조 방법
US12038457B2 (en) 2021-10-21 2024-07-16 Keysight Technologies, Inc. Apparatus and system for generating magnetic fields in inaccessible regions

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170084982A1 (en) * 2014-05-14 2017-03-23 3M Innovative Properties Company Near field communication module

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58186920A (ja) * 1982-04-24 1983-11-01 Murata Mfg Co Ltd コイル素子
JPS58187126U (ja) * 1982-06-04 1983-12-12 三洋電機株式会社 Ｌｃ回路素子
KR100459839B1 (ko) * 1995-08-22 2005-02-07 미쓰비시 마테리알 가부시키가이샤 트랜스폰더용안테나및트랜스폰더
DE60234775D1 (de) * 2001-08-09 2010-01-28 Nxp Bv Planares induktives bauelement und flachtransformator
WO2003030300A1 (en) 2001-09-28 2003-04-10 Mitsubishi Materials Corporation Antenna coil and rfid-use tag using it, transponder-use antenna
JP4196554B2 (ja) * 2001-09-28 2008-12-17 三菱マテリアル株式会社 タグ用アンテナコイル及びそれを用いたｒｆｉｄ用タグ
US7212173B2 (en) * 2003-06-30 2007-05-01 Schlumberger Technology Corporation Flex (or printed) circuit axial coils for a downhole logging tool
JP2006202266A (ja) * 2004-12-20 2006-08-03 Toppan Forms Co Ltd 非接触型データ受送信体
US8072387B2 (en) * 2005-07-07 2011-12-06 Toda Kogyo Corporation Magnetic antenna and board mounted with the same
US20100013345A1 (en) * 2006-06-26 2010-01-21 Battelle Energy Alliance, Llc Bi-metal coil
JP4960710B2 (ja) * 2007-01-09 2012-06-27 ソニーモバイルコミュニケーションズ株式会社 無接点電力伝送コイル、携帯端末及び端末充電装置、平面コイルの磁性体層形成装置及び磁性体層形成方法
KR20130081620A (ko) * 2012-01-09 2013-07-17 주식회사 케이더파워 무선 충전 시스템용 수신기
KR101449123B1 (ko) 2012-09-13 2014-10-08 엘지이노텍 주식회사 코일, 무선 전력 장치 및 단말기
WO2013141653A1 (en) * 2012-03-23 2013-09-26 Lg Innotek Co., Ltd. Wireless power apparatus
KR101984790B1 (ko) * 2012-04-30 2019-05-31 엘지이노텍 주식회사 무선충전 라디에이터 기능을 갖는 자성 시트, 그 제조방법 및 이를 이용한 무선충전 디바이스
FR2992761B1 (fr) * 2012-07-02 2015-05-29 Inside Secure Procede de fabrication d'un microcircuit sans contact
WO2014123052A1 (ja) * 2013-02-06 2014-08-14 株式会社村田製作所 コイル装置およびアンテナ装置
JP2014183193A (ja) * 2013-03-19 2014-09-29 Dexerials Corp アンテナ装置及び電子機器
KR20140130837A (ko) * 2013-05-02 2014-11-12 엘지이노텍 주식회사 무선전력 수신장치
EP3940728A3 (en) 2013-11-25 2022-02-23 A.K. Stamping Company, Inc. Wireless charging coil
TWI618325B (zh) * 2014-10-29 2018-03-11 台灣東電化股份有限公司 無線充電及近場通訊雙線圈印刷電路板結構
US20160277872A1 (en) * 2015-03-16 2016-09-22 Shao-Chieh Ting Downsized near field communication ring device
KR101622557B1 (ko) 2015-03-27 2016-05-20 주식회사 모비너스 박형 스파이럴 안테나
KR101548277B1 (ko) 2015-04-28 2015-08-28 주식회사 아모센스 무선 충전 및 nfc용 안테나 장치
JP6825189B2 (ja) * 2015-07-29 2021-02-03 サムソン エレクトロ−メカニックス カンパニーリミテッド． コイル部品及びその製造方法
US9960628B2 (en) * 2015-08-07 2018-05-01 Nucurrent, Inc. Single structure multi mode antenna having a single layer structure with coils on opposing sides for wireless power transmission using magnetic field coupling
KR101926594B1 (ko) 2015-08-20 2018-12-10 주식회사 아모텍 무선충전형 안테나유닛 및 이를 포함하는 무선전력 충전모듈
WO2017072674A1 (en) * 2015-10-27 2017-05-04 Cochlear Limited Inductance coil with varied geometry
CN106898473B (zh) 2017-01-18 2018-06-15 佛山市南海科盈华电子有限公司 一种多层线圈
US10958105B2 (en) * 2017-02-13 2021-03-23 Nucurrent, Inc. Transmitting base with repeater
US20180342345A1 (en) * 2017-05-24 2018-11-29 Samsung Electro-Mechanics Co., Ltd. Coil module for wireless communications and method of manufacturing the same
KR101973439B1 (ko) * 2017-09-05 2019-04-29 삼성전기주식회사 코일 부품
CN114520547A (zh) * 2017-11-20 2022-05-20 华为技术有限公司 一种线圈及无线充电接收装置、与发射装置与系统
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170084982A1 (en) * 2014-05-14 2017-03-23 3M Innovative Properties Company Near field communication module

Also Published As

Publication number Publication date
KR20200026165A (ko) 2020-03-10
CN110875524A (zh) 2020-03-10
WO2020044203A1 (en) 2020-03-05
US11664850B2 (en) 2023-05-30
TW202019016A (zh) 2020-05-16
CN110875524B (zh) 2023-01-06
US20200076232A1 (en) 2020-03-05
JP2021536688A (ja) 2021-12-27
JP7450607B2 (ja) 2024-03-15
CN211045735U (zh) 2020-07-17

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