JP7466457B2 - 勾配誘電率フィルム - Google Patents

勾配誘電率フィルム Download PDF

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Publication number
JP7466457B2
JP7466457B2 JP2020554403A JP2020554403A JP7466457B2 JP 7466457 B2 JP7466457 B2 JP 7466457B2 JP 2020554403 A JP2020554403 A JP 2020554403A JP 2020554403 A JP2020554403 A JP 2020554403A JP 7466457 B2 JP7466457 B2 JP 7466457B2
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JP
Japan
Prior art keywords
dielectric constant
layer
gradient
film
dielectric
Prior art date
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JP2020554403A
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English (en)
Japanese (ja)
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JP2021521577A (ja
JPWO2019195758A5 (https=
JP2021521577A5 (https=
Inventor
サレヒ，モフセン
ジェイ． エツコーン，スティーブン
キム，ジェウォン
ジェイ． シッター，ブレット
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.)
3M Innovative Properties Co
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3M Innovative Properties Co
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
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Publication of JP2021521577A publication Critical patent/JP2021521577A/ja
Publication of JPWO2019195758A5 publication Critical patent/JPWO2019195758A5/ja
Publication of JP2021521577A5 publication Critical patent/JP2021521577A5/ja
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • H01Q1/422—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material
    • H01Q1/424—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material comprising a layer of expanded material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • H01Q1/422—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/022—Non-woven fabric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/025—Electric or magnetic properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
    • H01Q1/421—Means for correcting aberrations introduced by a radome
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/32—Adaptation for use in or on road or rail vehicles
    • H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
    • H01Q1/3283—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle side-mounted antennas, e.g. bumper-mounted, door-mounted

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Adhesive Tapes (AREA)
  • Inorganic Insulating Materials (AREA)
  • Details Of Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP2020554403A 2018-04-06 2019-04-05 勾配誘電率フィルム Active JP7466457B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201862654151P 2018-04-06 2018-04-06
US62/654,151 2018-04-06
US201862774997P 2018-12-04 2018-12-04
US62/774,997 2018-12-04
PCT/US2019/026106 WO2019195758A1 (en) 2018-04-06 2019-04-05 Gradient permittivity film

Publications (4)

Publication Number Publication Date
JP2021521577A JP2021521577A (ja) 2021-08-26
JPWO2019195758A5 JPWO2019195758A5 (https=) 2022-04-12
JP2021521577A5 JP2021521577A5 (https=) 2022-04-12
JP7466457B2 true JP7466457B2 (ja) 2024-04-12

Family

ID=68101300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020554403A Active JP7466457B2 (ja) 2018-04-06 2019-04-05 勾配誘電率フィルム

Country Status (4)

Country Link
US (2) US11637367B2 (https=)
EP (1) EP3776722B1 (https=)
JP (1) JP7466457B2 (https=)
WO (1) WO2019195758A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3776730B1 (en) 2018-04-06 2025-05-28 3M Innovative Properties Company Gradient permittivity film
US11637367B2 (en) 2018-04-06 2023-04-25 3M Innovative Properties Company Gradient permittivity film
WO2021006186A1 (ja) * 2019-07-05 2021-01-14 日東電工株式会社 反射防止材およびその利用
DE102019129507A1 (de) * 2019-10-31 2021-05-06 Audi Ag Radom für einen Radarsensor eines Kraftfahrzeugs und Kraftfahrzeug
WO2021209834A1 (en) * 2020-04-17 2021-10-21 3M Innovative Properties Company Radio wave reflection reducing sheet and vehicle member
US12257821B2 (en) 2021-06-30 2025-03-25 3M Innovative Properties Company Radio-wave anti-reflection sheet, tape and vehicle member

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004311326A (ja) 2003-04-10 2004-11-04 Asahi Glass Co Ltd フィラー、シート状成形体および積層体

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US3441933A (en) 1967-04-03 1969-04-29 Raytheon Co Radio frequency absorber
JPS5483741A (en) * 1977-12-16 1979-07-04 Nippon Telegr & Teleph Corp <Ntt> Broad-band antenna radome
JPS54107655A (en) 1978-02-13 1979-08-23 Nippon Telegr & Teleph Corp <Ntt> Radome for antenna installed indoor
US4767726A (en) 1987-01-12 1988-08-30 Minnesota Mining And Manufacturing Company Glass microbubbles
US4956393A (en) 1988-08-29 1990-09-11 Basf Aktiengesellschaft Structures exhibiting improved transmission of ultrahigh frequency electromagnetic radiation and structural materials which allow their construction
US5134421A (en) 1988-08-29 1992-07-28 Basf Aktiengesellschaft Structures exhibiting improved transmission of ultrahigh frequency electromagnetic radiation and structural materials which allow their construction
US5017939A (en) 1989-09-26 1991-05-21 Hughes Aircraft Company Two layer matching dielectrics for radomes and lenses for wide angles of incidence
US5528254A (en) 1994-05-31 1996-06-18 Motorola, Inc. Antenna and method for forming same
US6406783B1 (en) 1998-07-15 2002-06-18 Mcdonnell Douglas Helicopter, Co. Bulk absorber and process for manufacturing same
US6433936B1 (en) 2001-08-15 2002-08-13 Emerson & Cuming Microwave Products Lens of gradient dielectric constant and methods of production
US7320945B2 (en) 2004-06-30 2008-01-22 Taiwan Semiconductor Manufacturing Company, Ltd. Gradient low k material
EP1797617A4 (en) 2004-10-01 2009-08-12 Rochemont L Pierre De CERAMIC ANTENNA MODULE AND MANUFACTURING METHOD THEREFOR
WO2006044168A2 (en) 2004-10-04 2006-04-27 Emerson & Cuming Microware Products, Inc. Improved rfid tags
US20100078198A1 (en) 2008-08-13 2010-04-01 John Richardson Harris High Gradient Multilayer Vacuum Insulator
KR20180081848A (ko) * 2010-04-14 2018-07-17 쓰리엠 이노베이티브 프로퍼티즈 컴파니 패턴화된 경사 중합체 필름 및 방법
CN103247851B (zh) * 2012-02-09 2018-07-24 深圳光启创新技术有限公司 天线罩
WO2014117259A1 (en) 2013-01-31 2014-08-07 Tayfeh Aligodarz Mohammadreza Meta-material resonator antennas
WO2014138721A1 (en) 2013-03-08 2014-09-12 Sri International High permittivity nanocomposites for electronic devices
EP2806432A1 (en) 2013-05-23 2014-11-26 ABB Technology Ltd Insulation body for providing electrical insulation of a conductor and an electrical device comprising such insulation body
JP5848851B2 (ja) 2013-07-11 2016-01-27 株式会社アルバック タッチパネル、その製造方法、光学薄膜基板、およびその製造方法
CN109906672B (zh) 2016-10-31 2021-03-26 3M创新有限公司 用于电磁干扰(emi)应用的高介电损耗复合材料
US11811139B2 (en) * 2018-04-06 2023-11-07 3M Innovative Properties Company Gradient permittivity film
JP7442457B2 (ja) 2018-04-06 2024-03-04 スリーエム イノベイティブ プロパティズ カンパニー レーダー定在波減衰構成要素及びシステム
US11637367B2 (en) 2018-04-06 2023-04-25 3M Innovative Properties Company Gradient permittivity film
EP3776730B1 (en) 2018-04-06 2025-05-28 3M Innovative Properties Company Gradient permittivity film
JP7809604B2 (ja) 2022-07-06 2026-02-02 東芝テック株式会社 会計装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004311326A (ja) 2003-04-10 2004-11-04 Asahi Glass Co Ltd フィラー、シート状成形体および積層体

Also Published As

Publication number Publication date
WO2019195758A1 (en) 2019-10-10
JP2021521577A (ja) 2021-08-26
US20230253701A1 (en) 2023-08-10
US11909107B2 (en) 2024-02-20
US20210159591A1 (en) 2021-05-27
EP3776722A4 (en) 2022-02-16
EP3776722B1 (en) 2023-09-27
EP3776722A1 (en) 2021-02-17
US11637367B2 (en) 2023-04-25

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