FR2772520B1 - Materiau composite structural absorbant les ondes radar et utilisation d'un tel materiau - Google Patents
Materiau composite structural absorbant les ondes radar et utilisation d'un tel materiauInfo
- Publication number
- FR2772520B1 FR2772520B1 FR9715681A FR9715681A FR2772520B1 FR 2772520 B1 FR2772520 B1 FR 2772520B1 FR 9715681 A FR9715681 A FR 9715681A FR 9715681 A FR9715681 A FR 9715681A FR 2772520 B1 FR2772520 B1 FR 2772520B1
- Authority
- FR
- France
- Prior art keywords
- layer
- radar wave
- conductive particles
- wave absorbing
- composite structural
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- 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
- 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
-
- 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
- H01Q17/004—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using non-directional dissipative particles, e.g. ferrite powders
-
- 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
Landscapes
- Laminated Bodies (AREA)
- Aerials With Secondary Devices (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9715681A FR2772520B1 (fr) | 1997-12-11 | 1997-12-11 | Materiau composite structural absorbant les ondes radar et utilisation d'un tel materiau |
AT98402984T ATE288139T1 (de) | 1997-12-11 | 1998-11-30 | Radarabsorbierendes verbundmaterial und dessen verwendung |
US09/200,975 US6111534A (en) | 1997-12-11 | 1998-11-30 | Structural composite material absorbing radar waves and use of such a material |
DE69828759T DE69828759T2 (de) | 1997-12-11 | 1998-11-30 | Radarabsorbierendes Verbundmaterial und dessen Verwendung |
EP98402984A EP0924798B1 (fr) | 1997-12-11 | 1998-11-30 | Matériau composite structural absorbant les ondes radar et utilisation d'un tel matériau |
ES98402984T ES2232924T3 (es) | 1997-12-11 | 1998-11-30 | Material compuesto estructural que absorbe las ondas de radar y utilizacion de tal material. |
CA002254314A CA2254314C (fr) | 1997-12-11 | 1998-12-10 | Materiau composite structural absorbant les ondes radar et utilisation d'un tel materiau |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9715681A FR2772520B1 (fr) | 1997-12-11 | 1997-12-11 | Materiau composite structural absorbant les ondes radar et utilisation d'un tel materiau |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2772520A1 FR2772520A1 (fr) | 1999-06-18 |
FR2772520B1 true FR2772520B1 (fr) | 2000-01-14 |
Family
ID=9514465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9715681A Expired - Fee Related FR2772520B1 (fr) | 1997-12-11 | 1997-12-11 | Materiau composite structural absorbant les ondes radar et utilisation d'un tel materiau |
Country Status (7)
Country | Link |
---|---|
US (1) | US6111534A (fr) |
EP (1) | EP0924798B1 (fr) |
AT (1) | ATE288139T1 (fr) |
CA (1) | CA2254314C (fr) |
DE (1) | DE69828759T2 (fr) |
ES (1) | ES2232924T3 (fr) |
FR (1) | FR2772520B1 (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6224982B1 (en) * | 1999-12-21 | 2001-05-01 | Lockhead Martin Corporation | Normal incidence multi-layer elastomeric radar absorber |
DE10004706B4 (de) * | 2000-02-03 | 2005-12-22 | Epcos Ag | Schichtstapel für einen Elektrolyt-Kondensator |
SE523348C2 (sv) * | 2002-08-15 | 2004-04-13 | Totalfoersvarets Forskningsins | Genomsynlig ruta med radarreflekterande egenskaper |
US8689671B2 (en) | 2006-09-29 | 2014-04-08 | Federal-Mogul World Wide, Inc. | Lightweight armor and methods of making |
DE102007003999A1 (de) * | 2007-01-26 | 2008-08-07 | Diehl Bgt Defence Gmbh & Co. Kg | Strahlungsfilter |
US7834799B1 (en) | 2008-05-23 | 2010-11-16 | Composite Engineering, Inc. | System and method for fabricating composite laminate structures with co-laminated radar absorbing material |
TWI369943B (en) * | 2009-09-23 | 2012-08-01 | Univ Nat Taiwan | Electromagnetic wave absorption component and electromagnetic wave absorption device |
EP2833478A1 (fr) * | 2012-03-30 | 2015-02-04 | Micromag 2000, S.L. | Atténuateur de rayonnements électromagnétiques |
US9608321B2 (en) * | 2013-11-11 | 2017-03-28 | Gogo Llc | Radome having localized areas of reduced radio signal attenuation |
US9263800B2 (en) | 2013-12-27 | 2016-02-16 | Toyota Motor Engineering & Manufacturing North America, Inc. | Artificial skin for radar mannequins |
CN104197785A (zh) * | 2014-09-02 | 2014-12-10 | 零八一电子集团四川红轮机械有限公司 | 防弹防爆电磁屏蔽方舱壁板 |
CN104527175A (zh) * | 2014-12-15 | 2015-04-22 | 沈阳航空航天大学 | 一种纳米吸波薄膜功能化改性复合材料层压板的方法 |
CN104763099B (zh) * | 2015-03-06 | 2017-07-07 | 中国人民解放军国防科学技术大学 | 具有雷达隐身功能的方舱大板及其制备方法 |
WO2018009708A1 (fr) * | 2016-07-08 | 2018-01-11 | Dynamic Research, Inc. | Améliorations apportées à un partenaire de collision souple (voiture souple aka) utilisé dans un système destiné à tester des technologies d'évitement de collisions |
CN111516340B (zh) * | 2020-07-03 | 2020-09-22 | 宁波曙翔新材料股份有限公司 | 一种隐身抗毁屏蔽材料及其制备方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL112646C (fr) * | 1958-12-04 | |||
FR1357823A (fr) * | 1963-03-01 | 1964-04-10 | Csf | Enveloppes pour récepteurs et émetteurs hyperfréquence |
US3938152A (en) * | 1963-06-03 | 1976-02-10 | Mcdonnell Douglas Corporation | Magnetic absorbers |
US3680107A (en) * | 1967-04-11 | 1972-07-25 | Hans H Meinke | Wide band interference absorber and technique for electromagnetic radiation |
US3631492A (en) * | 1968-10-09 | 1971-12-28 | Kunihiro Suetake | Multilayer wave absorbing wall |
US3737903A (en) * | 1970-07-06 | 1973-06-05 | K Suetake | Extremely thin, wave absorptive wall |
DE3117245A1 (de) * | 1981-04-30 | 1982-11-18 | Bayer Ag, 5090 Leverkusen | Verwendung textiler metallisierter polwaren als mikrowellenabsorber |
DE3307066A1 (de) * | 1983-03-01 | 1984-09-13 | Dornier Gmbh, 7990 Friedrichshafen | Mehrschichtiger faserverbundwerkstoff |
JPH02142200A (ja) * | 1988-11-22 | 1990-05-31 | Akzo Kashima Ltd | 電波吸収体 |
US5017939A (en) * | 1989-09-26 | 1991-05-21 | Hughes Aircraft Company | Two layer matching dielectrics for radomes and lenses for wide angles of incidence |
GB2257302A (en) * | 1991-06-28 | 1993-01-06 | Grace Nv | Chiral absorber |
KR930011548B1 (ko) * | 1991-08-13 | 1993-12-10 | 한국과학기술연구원 | 적층형 전파흡수체 |
-
1997
- 1997-12-11 FR FR9715681A patent/FR2772520B1/fr not_active Expired - Fee Related
-
1998
- 1998-11-30 US US09/200,975 patent/US6111534A/en not_active Expired - Fee Related
- 1998-11-30 EP EP98402984A patent/EP0924798B1/fr not_active Expired - Lifetime
- 1998-11-30 ES ES98402984T patent/ES2232924T3/es not_active Expired - Lifetime
- 1998-11-30 DE DE69828759T patent/DE69828759T2/de not_active Expired - Lifetime
- 1998-11-30 AT AT98402984T patent/ATE288139T1/de not_active IP Right Cessation
- 1998-12-10 CA CA002254314A patent/CA2254314C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0924798A1 (fr) | 1999-06-23 |
FR2772520A1 (fr) | 1999-06-18 |
CA2254314C (fr) | 2006-08-08 |
CA2254314A1 (fr) | 1999-06-11 |
DE69828759D1 (de) | 2005-03-03 |
EP0924798B1 (fr) | 2005-01-26 |
ATE288139T1 (de) | 2005-02-15 |
ES2232924T3 (es) | 2005-06-01 |
US6111534A (en) | 2000-08-29 |
DE69828759T2 (de) | 2006-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |
Effective date: 20060831 |