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Patent Searching and Data


Matches 601 - 650 out of 3,032

Document Document Title
JP5079369B2  
JP5068139B2  
JP5056599B2
To suppress interference to a flanking band or interference from the flanking band by sharpening frequency rejection characteristics in radiation or reception antenna. The antenna apparatus includes: a dipole antenna for feeding or recei...  
JP2012204734A
To provide a radio wave suppression sheet which can exhibit excellent radio wave absorbing performance and radio wave shielding performance, and to provide an electronic apparatus and a radio wave suppression component equipped with the ...  
JP5051077B2  
JP5044916B2  
JP5032998B2  
JP2012178476A
To provide a neighborhood field noise suppression sheet having a high absorption capability for electromagnetic noises from several hundred MHz to several GHz.In a neighborhood field noise suppression sheet, a pair of plastic films 1a an...  
JP5018885B2  
JPWO2010093027A1
本発明は、種々の周波数の電磁波に対して良 好な吸収能を有するだけでなく、電磁波吸収 能の異方性が低い電磁波吸収体に好適な線状 痕付き金属薄膜−プラスチック複合フィ...  
JPWO2010093027A
The present invention not only has good absorption power, but provides the suitable metal thin film * plastic complex film with a linear trace for an electromagnetic wave absorber with low anisotropy and its manufacture device of electro...  
JP2012129352A
To maintain electromagnetic wave suppression effect while securing bending durability of an electromagnetic wave suppression sheet.In an electromagnetic wave suppression sheet 1 in which a magnetic material is dispersed in a resin, press...  
JP2012124236A
To obtain a radio wave absorber in which radio wave absorption performance is enhanced by locally randomizing the input impedance on a plane, when a radio wave reflection layer is viewed from one or a plurality of interfaces.In a radio w...  
JP2012124291A
To provide an electromagnetic wave absorber having high electromagnetic wave absorption ability.In the electromagnetic wave absorber where a plurality of electromagnetic wave absorption films are laminated in front of an electromagnetic ...  
JP4954929B2  
JP4953996B2  
JP4951640B2  
JP4949455B2  
JP2012099665A
To provide an inexpensive electromagnetic wave absorber having a high electromagnetic wave absorption ability.The transparent electromagnetic wave absorber comprises a plurality of transparent electromagnetic wave absorption films 1a, 1b...  
JPWO2010064660A
An antenna system which can prevent radiation of an unnecessary electric wave which spreads inside of a radome with an easy structure is provided. An antenna system is provided with the following. A concave reflector which reflects an el...  
JP2012090045A
To provide a multichannel coaxial type rotary joint having a plurality of choke structures whose isolation characteristics have been improved without causing passage characteristics to degrade.In a multichannel coaxial type rotary joint ...  
JPWO2010064660A1
簡単な構造で、レドーム内を伝搬する不要電 波の放射を防止することが可能なアンテナ装 置を提供する。アンテナ装置は、電波を反射 する凹状の反射鏡と、反射鏡に配置され...  
JP4922003B2  
JP4917484B2  
JP2012508339A
Various components of a shrouded wind turbine are coated with a radar absorbent material. The resulting wind turbine has a reduced radar signature compared to conventional wind turbines.  
JP4901473B2
A high-impedance substrate including a first layer made of insulating material, having a lower face and an upper face, the substrate including conductor patterns mechanically linked to the substrate. Some of the conductor patterns mechan...  
JP4889180B2  
JP2010165868A5  
JP2012039587A
To provide a thin radio wave scattering body for imparting stealthiness to a radio wave in a wide frequency range or a thin radio wave scattering body having a radio wave absorber at low cost.A surface of a structure comprises a radio wa...  
JP2012039234A
To provide a receiver capable of ensuring high reception quality, capable of inhibiting a dynamic range of a radio signal concurrently incoming from a plurality of points in different directions, incoming from a plurality of directions.A...  
JP4875533B2  
JP2011258745A
To suppress magnetic noise.In an electromagnetic wave leakage suppression structure, a tape 2 is composed of an adhesion layer 11 adhered to a housing 1, a magnetic material layer 12 provided on a surface of the adhesion layer 11, a cond...  
JP4835653B2  
JP4836899B2  
JP2011250031A
To provide a compact antenna device which can be used for short-range radio communication or mobile communication.At the top and bottom of a metal box 15 which is a housing of an antenna device, a lower antenna 12, a spiral antenna for t...  
JP4833571B2  
JP4824621B2  
JP4825074B2  
JP4808572B2  
JP2011217269A
To obtain an antenna apparatus which is reduced in radar cross section area.An antenna apparatus in which one or more antenna radiation elements (1) are disposed on a front surface of a dielectric substrate (2) includes a frequency selec...  
JP4801380B2  
JP2011211420A
To improve antenna efficiency while securing a broadband characteristic and thinning.A spiral antenna includes an antenna element 11, a cavity 13, and a radio wave absorber 14. The antenna element is formed into a spiral shape on a diele...  
JP2011211309A
To provide an antenna module and an electronic apparatus in each of which the variations in a resonance frequency of an antenna coil due to a metallic component placed in the surrounding are prevented.The antenna module 1 includes the an...  
JP2011211517A
To provide a film antenna that is excellent in antenna performance and durability.The film antenna is configured as follows. A radio-wave absorbing member has at least a dielectric layer and a conductive layer. A base material is formed ...  
JP4796469B2  
JP4795826B2  
JP2011204732A
To provide a light transmitting type electric wave absorber with uniform electric wave absorption characteristics not including in-plane distribution in the electric wave absorption characteristics.The light transmitting type electric wa...  
JP4790892B2  
JP4793521B2  
JP4784517B2  

Matches 601 - 650 out of 3,032