Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 101 - 150 out of 1,639

Document Document Title
WO/2010/043528
The invention relates to an arrangement (1) for absorbing electromagnetic waves (2), wherein several metallically conducting nanofilms (4) are arranged in a space having electromagnetic waves (2), said space bounded by several metal wall...  
WO/2010/029193
The attenuator of the invention is constituted from an attenuator sheet situated such that, in the position of use of the attenuator, said electromagnetic radiation is incident on the attenuator sheet, and from a conductive base situated...  
WO/2009/153555
Apparatus for interrogating a defined read space, including RFID reader antenna (408, 410) and at least one absorber panel (402, 404) arranged about said read space, and including an array of circuit analogue (CA) elements. Such apparatu...  
WO/2009/140949
The invention relates to a rotor blade (R) made of fiber-reinforced plastic for a wind power plant, comprising a radar absorber embedded into the fiber-reinforced plastic and having the following elements: - a near-surface layer (VS) hav...  
WO/2009/128467
Provided is an electromagnetic wave absorber, which is able to shield the electromagnetic waves of a predetermined frequency reliably by a simple structure. Two or four triangular punched portions (14) of a set having their individual ap...  
WO/2009/128377
Provided is a radio wave absorber having an excellent radio wave absorption property of a return loss of 20 dB or more in a wide frequency band from 30 MHz to 20 GHz. A composite radio wave absorber is provided with a magnetic absorber p...  
WO/2009/057455
It is intended to provide a magnetic sheet which is capable of reducing unwanted electromagnetic waves released from electronic devices and suppressing electromagnetic disturbance caused by interference of unwanted electromagnetic waves ...  
WO/2009/041513
A radiated power measuring method includes: a step of preparing an elliptic mirror having a closed space surrounded by a metal wall of an elliptic cylinder obtained by rotating an ellipse around an axis line passing through its two focal...  
WO/2009/015661
The invention relates to a method for producing an absorber for microwaves comprising a packing and expanded polystyrene bodies (EPS bodies) on which a coating of ferromagnetic particles is applied, and an absorber produced according to ...  
WO/2009/015661
The invention relates to a method for producing an absorber for microwaves comprising a packing and expanded polystyrene bodies (EPS bodies) on which a coating of ferromagnetic particles is applied, and an absorber produced according to ...  
WO/2008/155150
The invention relates to a sensor device, particularly radar sensor device (12a) for a motor vehicle, at least one antenna exciter (26) and at least one lens (28) being arranged in the beam path (24) thereof, characterized in that in the...  
WO/2008/148929
The invention is a structure which reduces scattering of electromagnetic waves impinging on itself at certain frequency bands. The structure contains an embedded transmission line network that lets the electromagnetic waves pass through ...  
WO/2008/134611
An exemplary embodiment of the present invention comprises a radio frequency absorber that is operative for absorbing electromagnetic energy, scattering electromagnetic signals, and/or attenuating electromagnetic signals. In accordance w...  
WO/2008/096471
Provided is an RFID card container which contains a plurality of RFID tags and permits only one desired RFID tag to start up to be readable and other RFIDs to be unreadable when magnetic field is applied from an RFID reader. An RFID comm...  
WO/2008/085503
A device for receiving wireless power includes a point of reception, wherein the point of reception is positionable in at least a first position and a second position A method for receiving wireless power The method includes the steps of...  
WO/2008/081064
NEUTRALIZING DEVICE FOR ELECTROMAGNETIC RADIATION, intended for attachment to mobile telephones, or to any other apparatus which may emit electromagnetic radiation, comprising a laminar body (1), preferably of flexible material, of which...  
WO/2008/081064
NEUTRALIZING DEVICE FOR ELECTROMAGNETIC RADIATION, intended for attachment to mobile telephones, or to any other apparatus which may emit electromagnetic radiation, comprising a laminar body (1), preferably of flexible material, of which...  
WO/2008/062562
A magnetic part is at least partially incorporated in an EBG (electromagnetic bandgap) structure. Preferably, the magnetic part is disposed in proximity to, if possible in contact with, at least portion of a conductor as a constituent of...  
WO/2008/051140
The present invention relates to a microwave absorber, especially for high temperature applications, which comprises at least one resistive sheet and at least one dielectric layer. What especially characterises the invention is that the ...  
WO/2008/038354
A small antenna unit in which directivity gain does not deteriorate even if an antenna element and a mounting component are arranged in close proximity to a metal surface. When an antenna element (101) is arranged in close proximity to a...  
WO/2008/005628
An electric power converter for the extraction of atmospheric electric energy according to the present invention comprises: (1) an antenna/charge accumulation element that is geometrically optimized to be charged by the electric activiti...  
WO/2007/149121
Methods and apparatus for providing a tunable absorption band in a wavelength selective surface are disclosed. A device for selectively absorbing incident electromagnetic radiation includes an electrically conductive surface layer includ...  
WO/2007/149121
Methods and apparatus for providing a tunable absorption band in a wavelength selective surface are disclosed. A device for selectively absorbing incident electromagnetic radiation includes an electrically conductive surface layer includ...  
WO/2007/114165
A communication apparatus wherein oscillation of a power amplifier, which is a problem due to having a conductor for suppressing influence of noise to a chip antenna, is eliminated. The communication apparatus is provided with a chip ant...  
WO/2007/101646
The invention relates to papers with pronounced microwave-absorbing and low-reflection properties – preferably in the frequency range of from 1 GHz to 100 GHz. According to the invention, the paper has one or more functional layers on ...  
WO/2007/103381
A cable assembly (100) for a lift truck (105) includes, in one exemplary embodiment, a transportation cable (305) loosely housed in a self-retracting hose (450) preformed to default to a coiled shape when no pressure is applied to elonga...  
WO/2007/087925
The invention relates to a method for coating substrates, comprising the following steps: a) provision of a substrate; b) application of a composition to at least one side of the substrate, said composition having an inorganic compound t...  
WO/2007/080368
Embodiments of the present invention relate to an absorber comprising at least one or a first plurality of geometric transition absorbers (202 - 210) arranged to influence an incident electromagnetic wave and at least one a frequency sel...  
WO/2007/069367
An antenna device comprises a transmission antenna (101) as a first antenna element and a receiving antenna (102) as a second antenna element formed on the surface of a substrate (103). A photonic crystal structure (110) is provided betw...  
WO/2007/058652
A method for reducing radar cross section of an object that has conductive portions and that is expected to be scanned by radar, which includes providing the object with a multiple layer radar cross section reducing structure that reduce...  
WO/2007/046527
A conductive pattern (22) formed on a pattern layer (15) operates as antenna. When an electromagnetic wave of a prescribed frequency arrives, resonance phenomenon is exhibited, and the electromagnetic wave of a specific frequency is intr...  
WO/2007/046412
An electromagnetic wave absorber useful as one for GHz band that makes use of a loss material exhibiting high electromagnetic wave absorbing capacity, and that by addition of a small amount of the material, can exhibit electromagnetic wa...  
WO/2007/035002
The present invention is to provide an electromagnetic wave absorption (EWA) material for thermoforming having a good formability and high EWA performance. The EWA material for thermoforming contains a EWA particle covered with a thermop...  
WO/2007/035002
The present invention is to provide an electromagnetic wave absorption (EWA) material for thermoforming having a good formability and high EWA performance. The EWA material for thermoforming contains a EWA particle covered with a thermop...  
WO/2007/023220
The invention relates to a multiple phase shifter for protecting individuals against electromagnetic waves. The invention comprises several phase shift modules (1, 2) which each comprise two identical or homothetic flat loops (3, 4, 5, 6...  
WO/2007/013199
Disclosed is an electromagnetic wave absorber characterized by containing very fine carbon fibers showing negative magnetoresistive effect in a matrix in an amount of 0.01-20% by mass relative to the total mass of the absorber. By being ...  
WO/2007/007896
A radio shielding body characterized by comprising a regulating layer for creating an environment that stabilizes, in terms of radio wave, incoming radio waves/electromagnetic waves, and resonating layer that is formed by arranging linea...  
WO/2006/129704
A ferrite sheet that is flexible, being resistant to cracking and chipping, and that can be reduced in size and thickness, ensuring wide applicability; and a process for producing the same. There is provided a ferrite sheet comprising fl...  
WO/2006/124234
An MRI RF coil that is optimized for SENSE imaging is used in a method where the surface current density distribution on a coil former was calculated to maximize the SNRsense within a volume of interest. An analytic relationship was form...  
WO/2006/124234
An MRI RF coil that is optimized for SENSE imaging is used in a method where the surface current density distribution on a coil former was calculated to maximize the SNRsense within a volume of interest. An analytic relationship was form...  
WO/2006/121029
An electromagnetic wave absorption structure body has an antenna (1) and an antenna cover (2). The antenna (1) is used to transmit data to and/or receive data from a terminal unit (10). The antenna (1) is surrounded by the antenna cover ...  
WO/2006/115477
A radar- absorbing panel (9) includes a honeycomb core (11) and a lower skin (13), where the lower skin (13) is attached to the bottom of the honeycomb core (11). The honeycomb core (11) is made up of individual cells (15), which may be ...  
WO/2006/097372
The material consists of a distance fabric (1) made up of a first textile layer (2), a second textile layer (3) and spacer yarns (4) extending from the first to the second textile layer. The first and the second textile layers have radar...  
WO/2006/095656
Disclosed is a light-weight electromagnetic wave absorbing body with excellent productivity which has excellent electromagnetic wave absorption characteristics. Specifically disclosed is an electromagnetic wave absorbing body which conta...  
WO/2006/096181
Adaptive modification of surface properties such as color, temperature and reflective properties by adjustably varying the temperature of a surface perceived by an observer, utilizing Peltier devices (60) at the surface for temperature a...  
WO/2006/091162
An antenna structure including an antenna 10 with an outer main surface 11, where said antenna 10 is integrated in a surface of a surrounding material 20. Further comprising a transition zone 30 arranged along the perimeter of the main s...  
WO/2006/088063
A radio wave shielding body (1) has antennas (4) each reflecting a radio wave of a specific frequency. The antennas (4) are arranged so as to form a pattern. Each of the antennas (4) has three segment-like first elements (4a) and three s...  
WO/2006/070696
An electromagnetic wave absorbing plate composed of a transparent planar dielectric body which is characterized in that the thickness of the dielectric body is determined such that the electromagnetic wave absorption determined by using ...  
WO/2006/035912
A conductive pattern (12) has an external shape which is substantially a polygon and can have a high peak value of the electromagnetic wave absorption amount as compared to a case when the conductive pattern has a circular external shape...  
WO/2006/027978
A wave absorber is provided with a structure wherein a full plane conductor layer (11) composed of a conductor, a first dielectric layer (a PC board (12) and a BT board (13)) composed of a single layer or multilayer dielectric, and a pat...  

Matches 101 - 150 out of 1,639