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Title:
RADIO WAVE ABSORBER AND RADIO WAVE SHIELDING
Document Type and Number:
Japanese Patent JP2008047594
Kind Code:
A
Abstract:

To provide a radio wave absorber that is provided with a radio wave absorbing layer for absorbing entering waves and a radio wave reflection layer that is arranged on the rear side of the radio wave absorbing layer, and reflects the waves transmitting the radio wave absorbing layer; and that shields waves in a specific frequency band and allows waves in other than the specific frequency band to transmit.

A frequency selection film is used as a radio wave reflection layer 2, wherein waves in at least one frequency band is selectively reflected by a plurality of conductive part 4, 4 and so on.


Inventors:
Kashiwabara, Kazuyuki
Kudo, Toshio
Sakai, Satoshi
Application Number:
JP2006000219335
Publication Date:
February 28, 2008
Filing Date:
August 11, 2006
Export Citation:
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Assignee:
MITSUBISHI CABLE IND LTD
International Classes:
H05K9/00; E04B1/92; H01Q15/14; H01Q17/00
Domestic Patent References:
JP2000323920A
JPH10335877A
JP2004153016A
JP2000211953A
JP2003060430A
JPH11163585A
JPH11204984A
JP2006128664A
Attorney, Agent or Firm:
二宮 克也
井関 勝守
今江 克実
前田 弘
原田 智雄
嶋田 高久
杉浦 靖也
竹内 宏
竹内 祐二
藤田 篤史
関 啓