DE69423347D1 - Breitbandiger Absorber für Funkwellen - Google Patents

Breitbandiger Absorber für Funkwellen

Info

Publication number
DE69423347D1
DE69423347D1 DE69423347T DE69423347T DE69423347D1 DE 69423347 D1 DE69423347 D1 DE 69423347D1 DE 69423347 T DE69423347 T DE 69423347T DE 69423347 T DE69423347 T DE 69423347T DE 69423347 D1 DE69423347 D1 DE 69423347D1
Authority
DE
Germany
Prior art keywords
radio wave
wave absorber
broadband radio
broadband
absorber
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
Application number
DE69423347T
Other languages
English (en)
Other versions
DE69423347T2 (de
Inventor
Michiharu Takahashi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE69423347D1 publication Critical patent/DE69423347D1/de
Application granted granted Critical
Publication of DE69423347T2 publication Critical patent/DE69423347T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01Q17/008—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems with a particular shape
DE69423347T 1994-07-25 1994-10-28 Breitbandiger Absorber für Funkwellen Expired - Fee Related DE69423347T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6192885A JP2681450B2 (ja) 1994-07-25 1994-07-25 広帯域電波吸収体

Publications (2)

Publication Number Publication Date
DE69423347D1 true DE69423347D1 (de) 2000-04-13
DE69423347T2 DE69423347T2 (de) 2000-08-24

Family

ID=16298604

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423347T Expired - Fee Related DE69423347T2 (de) 1994-07-25 1994-10-28 Breitbandiger Absorber für Funkwellen

Country Status (4)

Country Link
US (1) US5617096A (de)
EP (1) EP0694987B1 (de)
JP (1) JP2681450B2 (de)
DE (1) DE69423347T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6165601A (en) * 1996-10-05 2000-12-26 Ten Kabushiki Kaisha Electromagnetic-wave absorber
GB2404087A (en) * 2003-07-18 2005-01-19 Qinetiq Ltd Electromagnetic radiation absorber
JP4673067B2 (ja) * 2005-01-18 2011-04-20 株式会社デバイス アンテナ昇降装置
KR101042601B1 (ko) * 2008-05-14 2011-06-20 한국전자통신연구원 저항성 재질을 이용한 공진형 전자파 흡수체
KR20100072383A (ko) * 2008-12-22 2010-07-01 한국전자통신연구원 전자파 흡수체를 구비한 운송수단 용 자동 요금 징수 시스템, 운송용 장치, 건물형 구조물, 전자기기, 전자파 무반사실
JP6040111B2 (ja) * 2013-07-09 2016-12-07 日本電信電話株式会社 電磁波反射防止構造体およびその製造方法
CN109994839A (zh) * 2017-12-29 2019-07-09 深圳光启尖端技术有限责任公司 一种三维超材料吸波体
JP7457690B2 (ja) * 2019-03-01 2024-03-28 リンテック株式会社 電磁波吸収フィルム、電磁波吸収シート

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE540736A (de) * 1953-03-28
US3124798A (en) * 1954-06-11 1964-03-10 Reflection-free damping structure for
US4023174A (en) * 1958-03-10 1977-05-10 The United States Of America As Represented By The Secretary Of The Navy Magnetic ceramic absorber
NL273666A (de) * 1961-02-02
US3887920A (en) * 1961-03-16 1975-06-03 Us Navy Thin, lightweight electromagnetic wave absorber
US4118704A (en) * 1976-04-07 1978-10-03 Tdk Electronics Co., Ltd. Electromagnetic wave-absorbing wall
SU698088A1 (ru) * 1977-11-24 1979-11-15 Предприятие П/Я Г-4430 Поглотитель электромагнитных волн
US4973963A (en) * 1988-11-18 1990-11-27 Seiko Instuments Inc. Flat lattice for absorbing electromagnetic wave
JPH03114295A (ja) * 1989-09-27 1991-05-15 Yoshio Niioka 電波吸収体
US5276448A (en) * 1990-01-25 1994-01-04 Naito Yoshuki Broad-band wave absorber
DE69108577T2 (de) * 1990-01-25 1996-01-11 Naito Yoshuki Breitbandiger Wellenabsorber.
JP2500160B2 (ja) * 1991-09-19 1996-05-29 喜之 内藤 広帯域電波吸収体

Also Published As

Publication number Publication date
JP2681450B2 (ja) 1997-11-26
JPH0837392A (ja) 1996-02-06
EP0694987A1 (de) 1996-01-31
DE69423347T2 (de) 2000-08-24
EP0694987B1 (de) 2000-03-08
US5617096A (en) 1997-04-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee