CN211045735U - 天线、线圈和组件 - Google Patents

天线、线圈和组件 Download PDF

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Publication number
CN211045735U
CN211045735U CN201921419874.5U CN201921419874U CN211045735U CN 211045735 U CN211045735 U CN 211045735U CN 201921419874 U CN201921419874 U CN 201921419874U CN 211045735 U CN211045735 U CN 211045735U
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China
Prior art keywords
layer
coil
layers
substantially concentric
antenna
Prior art date
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CN201921419874.5U
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English (en)
Chinese (zh)
Inventor
禹成宇
金辰旭
查理斯·L·布鲁佐恩
詹尼弗·J·索科尔
马修·R·C·阿特金森
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3M Innovative Properties Co
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3M Innovative Properties Co
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    • 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
    • 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
    • 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)
CN201921419874.5U 2018-08-31 2019-08-28 天线、线圈和组件 Active CN211045735U (zh)

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 (1)

Publication Number Publication Date
CN211045735U true CN211045735U (zh) 2020-07-17

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Application Number Title Priority Date Filing Date
CN201921419874.5U Active CN211045735U (zh) 2018-08-31 2019-08-28 天线、线圈和组件
CN201910807111.6A Active CN110875524B (zh) 2018-08-31 2019-08-28 天线、线圈以及线圈的制造方法

Family Applications After (1)

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Country Status (6)

Country Link
US (1) US11664850B2 (enExample)
JP (1) JP7450607B2 (enExample)
KR (1) KR102688122B1 (enExample)
CN (2) CN211045735U (enExample)
TW (1) TW202019016A (enExample)
WO (1) WO2020044203A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110875524A (zh) * 2018-08-31 2020-03-10 3M创新有限公司 天线、线圈以及线圈的制造方法
CN114171293A (zh) * 2020-09-10 2022-03-11 北京小米移动软件有限公司 线圈组件及终端

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CN115136411A (zh) 2020-02-28 2022-09-30 3M创新有限公司 用于传送信息或能量的天线
EP4121285A4 (en) 2020-03-18 2024-03-20 Xtalic Corporation NANOSTRUCTURED PALLADIUM ALLOYS AND ASSOCIATED PROCESSES
KR20230007379A (ko) * 2020-04-17 2023-01-12 엑스탤릭 코포레이션 무선 재충전 디바이스용 철 합금 와이어 코팅 및 관련 방법
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
KR20230017982A (ko) 2021-07-29 2023-02-07 쓰리엠 이노베이티브 프로퍼티즈 캄파니 코일, 평면의 코일 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
US12651690B2 (en) 2023-02-15 2026-06-09 Xtalic Corporation Iron alloy coatings for wireless recharging devices and related methods

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110875524A (zh) * 2018-08-31 2020-03-10 3M创新有限公司 天线、线圈以及线圈的制造方法
CN110875524B (zh) * 2018-08-31 2023-01-06 3M创新有限公司 天线、线圈以及线圈的制造方法
US11664850B2 (en) 2018-08-31 2023-05-30 3M Innovative Properties Company Coil and method of making same
CN114171293A (zh) * 2020-09-10 2022-03-11 北京小米移动软件有限公司 线圈组件及终端
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

Also Published As

Publication number Publication date
JP7450607B2 (ja) 2024-03-15
TW202019016A (zh) 2020-05-16
CN110875524A (zh) 2020-03-10
US11664850B2 (en) 2023-05-30
KR102688122B1 (ko) 2024-07-23
US20200076232A1 (en) 2020-03-05
KR20200026165A (ko) 2020-03-10
CN110875524B (zh) 2023-01-06
JP2021536688A (ja) 2021-12-27
WO2020044203A1 (en) 2020-03-05

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