DK1647172T3 - Absorber til elektromagnetisk stråling - Google Patents

Absorber til elektromagnetisk stråling

Info

Publication number
DK1647172T3
DK1647172T3 DK04743480T DK04743480T DK1647172T3 DK 1647172 T3 DK1647172 T3 DK 1647172T3 DK 04743480 T DK04743480 T DK 04743480T DK 04743480 T DK04743480 T DK 04743480T DK 1647172 T3 DK1647172 T3 DK 1647172T3
Authority
DK
Denmark
Prior art keywords
sub
absorber
electromagnetic radiation
lambda
absorb
Prior art date
Application number
DK04743480T
Other languages
English (en)
Inventor
Andrew Shaun Treen
Christopher Robert Lawrence
John Roy Sambles
Alistair Paul Hibbins
Original Assignee
Qinetiq Ltd
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
Application filed by Qinetiq Ltd filed Critical Qinetiq Ltd
Application granted granted Critical
Publication of DK1647172T3 publication Critical patent/DK1647172T3/da

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0073—Shielding materials
    • H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
    • H05K9/0088—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a plurality of shielding layers; combining different shielding material structure
    • 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
DK04743480T 2003-07-18 2004-07-19 Absorber til elektromagnetisk stråling DK1647172T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0316877A GB2404087A (en) 2003-07-18 2003-07-18 Electromagnetic radiation absorber
PCT/GB2004/003145 WO2005013663A2 (en) 2003-07-18 2004-07-19 Electromagnetic radiation absorber

Publications (1)

Publication Number Publication Date
DK1647172T3 true DK1647172T3 (da) 2009-01-12

Family

ID=27764094

Family Applications (1)

Application Number Title Priority Date Filing Date
DK04743480T DK1647172T3 (da) 2003-07-18 2004-07-19 Absorber til elektromagnetisk stråling

Country Status (9)

Country Link
US (1) US7420500B2 (da)
EP (1) EP1647172B1 (da)
CN (1) CN1849860B (da)
AT (1) ATE408329T1 (da)
DE (1) DE602004016519D1 (da)
DK (1) DK1647172T3 (da)
ES (1) ES2310738T3 (da)
GB (1) GB2404087A (da)
WO (1) WO2005013663A2 (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8138673B1 (en) 2002-05-21 2012-03-20 Imaging Systems Technology Radiation shielding
EA009102B1 (ru) * 2003-08-14 2007-10-26 Эвальд Деркен Аг Отражающий слой
US8070988B2 (en) 2003-09-09 2011-12-06 International Technology Center Nano-carbon hybrid structures
US7612138B2 (en) * 2005-01-25 2009-11-03 International Technology Center Electromagnetic radiation attenuation
US20050277709A1 (en) * 2004-05-28 2005-12-15 Fisher William K Polymer layers having infrared absorbing particles
WO2007027656A1 (en) 2005-08-30 2007-03-08 International Technology Center Nanodiamond uv protectant formulations
DE102005022473B4 (de) * 2005-05-14 2007-05-24 Forschungszentrum Karlsruhe Gmbh Vorrichtung zur Dämpfung von Reflexionen elektromagnetischer Wellen, Verfahren zu ihrer Herstellung und ihre Verwendung
US7992348B2 (en) * 2005-11-30 2011-08-09 Astrium Gmbh High-frequency measuring enclosure for measuring large test objects
US8013775B2 (en) * 2007-04-30 2011-09-06 Viasat, Inc. Radio frequency absorber
AT507925B1 (de) * 2009-02-20 2011-05-15 Arc Austrian Res Centers Gmbh Resonator-pixel und pixel-sensor
US8847130B2 (en) * 2011-05-09 2014-09-30 Kabushiki-Kaisha Takumi Heating unit of vehicle heating system
CN102224789B (zh) * 2011-05-18 2013-04-17 北京林业大学 一种牡丹秋季开花的方法
GB201112740D0 (en) 2011-07-25 2011-09-07 Qinetiq Ltd Radiation absorption
US20130099956A1 (en) * 2011-10-24 2013-04-25 Lsi Corporation Apparatus to reduce specific absorption rate
TWM456025U (zh) * 2012-11-23 2013-06-21 Claridy Solutions Inc 溢波防制結構及應用溢波防制結構之電子式置物櫃及電子式工作平台
KR20200102431A (ko) 2017-12-28 2020-08-31 닛토덴코 가부시키가이샤 전자파 흡수체, 전자파 흡수체 부착 물품 및 전자파 흡수체의 제조 방법
US10958299B2 (en) * 2018-02-26 2021-03-23 The Boeing Company Reducing antenna multipath and Rayleigh fading
JP2020150221A (ja) * 2019-03-15 2020-09-17 日東電工株式会社 電波吸収体及び電波吸収体用キット
CN112117545B (zh) * 2020-09-02 2021-08-06 南京航空航天大学 一种基于水的极化可重构多功能频率选择吸波体

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US2599944A (en) * 1943-05-11 1952-06-10 Us Navy Absorbent body for electromagnetic waves
US3887920A (en) * 1961-03-16 1975-06-03 Us Navy Thin, lightweight electromagnetic wave absorber
US3300781A (en) * 1965-05-27 1967-01-24 Nat Res Corp Radar countermeasure article
US3441933A (en) * 1967-04-03 1969-04-29 Raytheon Co Radio frequency absorber
US5627541A (en) * 1968-07-08 1997-05-06 Rockwell International Corporation Interference type radiation attenuator
DE3508888A1 (de) * 1985-03-13 1986-09-25 Battelle-Institut E.V., 6000 Frankfurt Duennschichtabsorber fuer elektromagnetische wellen
AT389053B (de) * 1986-02-17 1989-10-10 Andrae Franz Einrichtung zur abschirmung gegen ein elektromagnetisches feld
US5576710A (en) * 1986-11-25 1996-11-19 Chomerics, Inc. Electromagnetic energy absorber
FR2620853B1 (fr) * 1987-09-18 1989-12-01 Commissariat Energie Atomique Materiau magnetique composite et son procede de fabrication
US5788110A (en) * 1988-12-06 1998-08-04 Alhamad; Shaikh Ghaleb Mohammad Yassin Articles and methods for protection against focused beams of radiant energy
FR2662856B1 (fr) * 1990-06-01 1997-01-24 Thomson Csf Dispositifs haute frequence accordables.
GB2315600B (en) * 1990-08-20 1998-05-13 Secr Defence Frequency selective structure
GB9019628D0 (en) * 1990-09-07 1992-04-08 Univ Loughborough Reconfigurable frequency selective surface
JPH04316996A (ja) * 1991-04-16 1992-11-09 Mitsubishi Heavy Ind Ltd 航空機等のレーダ反射低減装置
GB9115970D0 (en) * 1991-07-24 1999-08-11 Secr Defence Brit Frequency selective radar absorbent structure
JP2681450B2 (ja) * 1994-07-25 1997-11-26 道晴 高橋 広帯域電波吸収体
US5976666A (en) * 1994-08-29 1999-11-02 Sri International Electromagnetic radiation absorbing devices and associated methods of manufacture and use
US6037046A (en) * 1997-01-13 2000-03-14 Symetrix Corporation Multi-component electromagnetic wave absorption panels
US5872534A (en) * 1997-10-01 1999-02-16 Fair-Rite Products Corporation High frequency broadband absorption structures
SE522035C2 (sv) * 2000-04-28 2004-01-07 Totalfoersvarets Forskningsins Strålningsabsorbent
US6538596B1 (en) * 2000-05-02 2003-03-25 Bae Systems Information And Electronic Systems Integration Inc. Thin, broadband salisbury screen absorber
CN2489555Y (zh) * 2001-05-11 2002-05-01 薛宪政 无线通讯器材外壳

Also Published As

Publication number Publication date
US7420500B2 (en) 2008-09-02
EP1647172B1 (en) 2008-09-10
WO2005013663A2 (en) 2005-02-10
WO2005013663A3 (en) 2005-03-24
CN1849860A (zh) 2006-10-18
GB0316877D0 (en) 2003-08-20
EP1647172A2 (en) 2006-04-19
DE602004016519D1 (de) 2008-10-23
GB2404087A (en) 2005-01-19
CN1849860B (zh) 2010-12-08
US20060202883A1 (en) 2006-09-14
ATE408329T1 (de) 2008-09-15
ES2310738T3 (es) 2009-01-16

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