KR100953006B1 - 전천후형 전파 반사 흡수체 및 그 결합 구조체 - Google Patents
전천후형 전파 반사 흡수체 및 그 결합 구조체 Download PDFInfo
- Publication number
- KR100953006B1 KR100953006B1 KR1020077023685A KR20077023685A KR100953006B1 KR 100953006 B1 KR100953006 B1 KR 100953006B1 KR 1020077023685 A KR1020077023685 A KR 1020077023685A KR 20077023685 A KR20077023685 A KR 20077023685A KR 100953006 B1 KR100953006 B1 KR 100953006B1
- Authority
- KR
- South Korea
- Prior art keywords
- radio wave
- absorber
- wave absorber
- radio
- foam
- Prior art date
Links
- 239000006096 absorbing agent Substances 0.000 title claims abstract description 62
- 239000002245 particle Substances 0.000 claims abstract description 23
- 239000006260 foam Substances 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 229910000859 α-Fe Inorganic materials 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000000843 powder Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 14
- 239000008187 granular material Substances 0.000 claims description 2
- 239000002356 single layer Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 abstract description 5
- 230000003068 static effect Effects 0.000 abstract description 5
- 239000004744 fabric Substances 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000005187 foaming Methods 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05F—STATIC ELECTRICITY; NATURALLY-OCCURRING ELECTRICITY
- H05F3/00—Carrying-off electrostatic charges
-
- 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
- B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/32—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed at least two layers being foamed and next to each other
-
- 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
- B32B5/18—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 features of a layer of foamed 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
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/30—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- 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
- 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
-
- 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
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/025—Particulate 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
- B32B2266/00—Composition of foam
- B32B2266/02—Organic
- B32B2266/0214—Materials belonging to B32B27/00
- B32B2266/0278—Polyurethane
-
- 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
- B32B2305/00—Condition, form or state of the layers or laminate
- B32B2305/02—Cellular or porous
- B32B2305/022—Foam
-
- 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
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/416—Reflective
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Laminated Bodies (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
Description
Claims (5)
- 돌출형상 돌기, 파형 등 연속 또는 불연속의 표면 형상을 갖는 발포체의 연속 발포부 안에 도전성 카본 입자나 도자성 페라이트 입자 등의 도전 분립체를 함유시킨 표면 전파흡수체와, 상기 표면 전파흡수체의 하부에 1층 이상 형성되는 발포체의 연속 발포부 안에 도전성 카본 입자나 도자성 페라이트 입자 등의 도전 분립체를 함유시킨 중간 평판형상 전파흡수체와, 상기 중간 평판형상 전파흡수체의 하부에 형성되는 얇은 층의 저면 전파반사재를 적층시켜 일체 구조로 하며, 전체를 시트재로 된 커버로 감싸도록 구성하여, 전방위로부터 전자파로서 날아오는 800MHz에서 100GHz까지의 광대역 전파를 -15dB까지 감쇠시키고 전파를 흡수하며, 또한 상기 저면 전파반사재로 반사시켜 흡수체에 의해 흡수될 수 있도록 하는 것을 특징으로 하는 전천후형 전파 반사 흡수체.
- 삭제
- 삭제
- 제1항에 기재된 전천후형 전파 반사 흡수체가 유형체의 내부에 일체적으로 결합되어 이루어지는 것을 특징으로 하는 전천후형 전파 반사 흡수체의 결합구조체.
- 제4항에 있어서,상기 유형체로는 완구, 건축물, 가구, 탈것 또는 의료(衣料)를 포함하며, 고정 또는 이동 가능한 것을 특징으로 하는 전천후형 전파 반사 흡수체의 결합구조체.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2005/007070 WO2006112001A1 (ja) | 2005-04-12 | 2005-04-12 | 全天候型電波反射吸収体及びその組込構造体 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070112285A KR20070112285A (ko) | 2007-11-22 |
KR100953006B1 true KR100953006B1 (ko) | 2010-04-14 |
Family
ID=37114754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020077023685A KR100953006B1 (ko) | 2005-04-12 | 2005-04-12 | 전천후형 전파 반사 흡수체 및 그 결합 구조체 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7551117B2 (ko) |
EP (1) | EP1876018B1 (ko) |
JP (1) | JP4087438B2 (ko) |
KR (1) | KR100953006B1 (ko) |
CN (1) | CN101155686B (ko) |
WO (1) | WO2006112001A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220151896A (ko) | 2021-05-07 | 2022-11-15 | 한국자동차연구원 | 밀리미터파 차폐 및 흡수용 복합소재 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1876018B1 (en) * | 2005-04-12 | 2011-08-17 | Ubiquitous Environment Company | All-weather radio wave reflector/absorber and its assembling structure |
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 |
JP2010080911A (ja) * | 2008-04-30 | 2010-04-08 | Tayca Corp | 広帯域電磁波吸収体及びその製造方法 |
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 |
DE102008036500A1 (de) | 2008-08-05 | 2010-02-11 | Hans-Dieter Cornelius | Verfahren zur Herstellung eines graduierten Mikrowellenabsorbers |
US8462039B2 (en) * | 2009-12-09 | 2013-06-11 | Electronics And Telecommunications Research Institute | Indoor electromagnetic environment implementing structure and a constructing method thereof |
GB2485524A (en) * | 2010-10-26 | 2012-05-23 | Vestas Wind Sys As | Foam core containing radar absorbing materials for composite structures |
US9569002B2 (en) * | 2010-12-17 | 2017-02-14 | Blackberry Limited | Portable electronic device having a sensor arrangement for gesture recognition |
KR20140003457A (ko) * | 2011-02-03 | 2014-01-09 | 가부시기가이샤니레꼬 | 띠모양체의 폭방향 단부 위치 측정 장치, 띠모양체의 폭방향 중심 위치 측정 장치 및 마이크로파 산란판 |
CN109413971A (zh) * | 2017-08-15 | 2019-03-01 | 深圳富泰宏精密工业有限公司 | 屏蔽箱及射频衰减控制方法 |
KR102276145B1 (ko) * | 2020-04-20 | 2021-07-12 | 한국항공우주산업 주식회사 | 전파흡수용 구조체 |
KR102350887B1 (ko) * | 2021-07-26 | 2022-01-14 | 주식회사 기가레인 | 휨 방지 구조를 가진 안테나 |
WO2024018995A1 (ja) * | 2022-07-20 | 2024-01-25 | マクセル株式会社 | 電磁波吸収体 |
KR102583972B1 (ko) * | 2023-05-25 | 2023-09-26 | 주식회사 케이앤에스아이앤씨 | 위성안테나용 반사판 및 그 제조방법. |
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JP2001094287A (ja) | 1999-09-24 | 2001-04-06 | Polymatech Co Ltd | 電磁波シールドガスケット及びその製造法 |
JP2002020994A (ja) | 2000-07-05 | 2002-01-23 | Tomoji Tanaka | 電磁波吸収体とその応用加工品 |
JP2004207506A (ja) | 2002-12-25 | 2004-07-22 | Tokai Rubber Ind Ltd | 電波吸収体 |
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US4378322A (en) * | 1980-06-05 | 1983-03-29 | Transmet Corporation | Electromagnetic radiation shielding composites and method of production thereof |
JPS6262497A (ja) | 1985-09-13 | 1987-03-19 | Nippon Texas Instr Kk | Epromの書込み装置 |
JPH0745998Y2 (ja) * | 1985-10-09 | 1995-10-18 | 東レ株式会社 | 電磁遮蔽用積層体 |
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JPH0992996A (ja) * | 1995-09-25 | 1997-04-04 | Matsushita Electric Works Ltd | 電波吸収体 |
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-
2005
- 2005-04-12 EP EP05730574A patent/EP1876018B1/en not_active Expired - Fee Related
- 2005-04-12 JP JP2007520979A patent/JP4087438B2/ja not_active Expired - Fee Related
- 2005-04-12 KR KR1020077023685A patent/KR100953006B1/ko not_active IP Right Cessation
- 2005-04-12 US US11/918,200 patent/US7551117B2/en not_active Expired - Fee Related
- 2005-04-12 CN CN200580049402XA patent/CN101155686B/zh not_active Expired - Fee Related
- 2005-04-12 WO PCT/JP2005/007070 patent/WO2006112001A1/ja not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001094287A (ja) | 1999-09-24 | 2001-04-06 | Polymatech Co Ltd | 電磁波シールドガスケット及びその製造法 |
JP2002020994A (ja) | 2000-07-05 | 2002-01-23 | Tomoji Tanaka | 電磁波吸収体とその応用加工品 |
JP2004207506A (ja) | 2002-12-25 | 2004-07-22 | Tokai Rubber Ind Ltd | 電波吸収体 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20220151896A (ko) | 2021-05-07 | 2022-11-15 | 한국자동차연구원 | 밀리미터파 차폐 및 흡수용 복합소재 |
Also Published As
Publication number | Publication date |
---|---|
EP1876018A1 (en) | 2008-01-09 |
JPWO2006112001A1 (ja) | 2008-11-20 |
US7551117B2 (en) | 2009-06-23 |
JP4087438B2 (ja) | 2008-05-21 |
EP1876018A4 (en) | 2010-06-16 |
KR20070112285A (ko) | 2007-11-22 |
US20090021416A1 (en) | 2009-01-22 |
CN101155686B (zh) | 2011-03-02 |
EP1876018B1 (en) | 2011-08-17 |
CN101155686A (zh) | 2008-04-02 |
WO2006112001A1 (ja) | 2006-10-26 |
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