CN108370085B - 磁隔离器、其制作方法和包括该磁隔离器的装置 - Google Patents

磁隔离器、其制作方法和包括该磁隔离器的装置 Download PDF

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Publication number
CN108370085B
CN108370085B CN201680071388.1A CN201680071388A CN108370085B CN 108370085 B CN108370085 B CN 108370085B CN 201680071388 A CN201680071388 A CN 201680071388A CN 108370085 B CN108370085 B CN 108370085B
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soft magnetic
conductive soft
layer
magnetic
islands
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Expired - Fee Related
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CN201680071388.1A
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English (en)
Chinese (zh)
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CN108370085A (zh
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迈克尔·S·格拉夫
毕普勒博·K·罗伊
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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
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15358—Making agglomerates therefrom, e.g. by pressing
    • H01F1/15366—Making agglomerates therefrom, e.g. by pressing using a binder
    • 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
    • H01F27/361—Electric or magnetic shields or screens made of combinations of electrically conductive material and ferromagnetic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/36—Isolators
    • H01P1/365—Resonance absorption isolators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2291—Supports; Mounting means by structural association with other equipment or articles used in bluetooth or WI-FI devices of Wireless Local Area Networks [WLAN]
    • 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
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • H01Q17/008—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems with a particular shape
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Soft Magnetic Materials (AREA)
  • Thin Magnetic Films (AREA)
CN201680071388.1A 2015-12-08 2016-11-22 磁隔离器、其制作方法和包括该磁隔离器的装置 Expired - Fee Related CN108370085B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562264382P 2015-12-08 2015-12-08
US62/264,382 2015-12-08
PCT/US2016/063241 WO2017099993A1 (en) 2015-12-08 2016-11-22 Magnetic isolator, method of making the same, and device containing the same

Publications (2)

Publication Number Publication Date
CN108370085A CN108370085A (zh) 2018-08-03
CN108370085B true CN108370085B (zh) 2020-10-20

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US (2) US10734725B2 (enExample)
EP (1) EP3387701A4 (enExample)
JP (1) JP6954908B2 (enExample)
KR (1) KR20180082512A (enExample)
CN (1) CN108370085B (enExample)
WO (1) WO2017099993A1 (enExample)

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JP6954908B2 (ja) * 2015-12-08 2021-10-27 スリーエム イノベイティブ プロパティズ カンパニー 磁気遮断材、その製造方法及びそれを含むデバイス
EP3387702A4 (en) 2015-12-08 2019-06-19 3M Innovative Properties Company MAGNETIC ISOLATOR, METHOD FOR THE MANUFACTURE THEREOF AND DEVICE THEREFOR
KR102671965B1 (ko) * 2017-02-21 2024-06-05 삼성전기주식회사 자성체 시트 및 전자기기
WO2019034967A1 (en) * 2017-08-18 2019-02-21 3M Innovative Properties Company MAGNETIC FILM
CN111033648B (zh) * 2017-08-18 2022-04-19 3M创新有限公司 磁膜
CN108666115A (zh) * 2018-05-08 2018-10-16 苏州世诺新材料科技有限公司 一种低损耗非晶、纳米晶磁片及其制备方法
WO2020128847A1 (en) * 2018-12-20 2020-06-25 3M Innovative Properties Company Magnetic film
CN109712801A (zh) * 2019-01-31 2019-05-03 麦格磁电科技（珠海）有限公司 一种基于非晶或纳米晶带材的磁性薄片及其制备方法
CN109712800B (zh) * 2019-01-31 2024-03-01 麦格磁电科技（珠海）有限公司 一种基于非晶或纳米晶带材的磁性薄片及其制备方法
KR102234564B1 (ko) 2019-03-21 2021-04-01 에스케이씨 주식회사 무선충전용 파우더, 이의 제조방법 및 이를 포함하는 무선충전용 시트
US11328850B2 (en) * 2019-07-02 2022-05-10 3M Innovative Properties Company Magnetic film including regular pattern of through-cracks
US20220293335A1 (en) * 2019-09-30 2022-09-15 3M Innovative Properties Company Metallic magnetic material with controlled fragment size
CN111277053A (zh) 2020-02-28 2020-06-12 华为技术有限公司 一种屏蔽膜、线圈组件和无线充电设备

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Publication number Publication date
US10734725B2 (en) 2020-08-04
EP3387701A4 (en) 2019-06-19
US20180375210A1 (en) 2018-12-27
WO2017099993A1 (en) 2017-06-15
CN108370085A (zh) 2018-08-03
KR20180082512A (ko) 2018-07-18
US20200358192A1 (en) 2020-11-12
EP3387701A1 (en) 2018-10-17
JP6954908B2 (ja) 2021-10-27
JP2018538697A (ja) 2018-12-27

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