Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 101 - 150 out of 2,847

Document Document Title
WO/2010/126728A1
Heat dissipation system includes an elongated radar absorbing member (22, 329, 32 b ) configured with a thermal dissipation mechanism ( 26,309,30 b ). The radar absorbing member extends proximate a junction (20) of a microwave antenna en...  
WO/2010/122352A3
A split core for a composite structure is described. The split core includes a first core layer, a second core layer, and a functional interlayer disposed between the first and second core layers. The first core layer separates the funct...  
WO/2010/122350A1
Incorporation of functional cloth into prepreg composites A combined prepreg material (10) for use in composite lay-up techniques is described. The material (10) comprises first and second layers (12, 18) impregnated with a matrix materi...  
WO/2010/119593A1
Disclosed is an electromagnetic wave absorbent which exhibits high electromagnetic wave absorption performance over a wide band. The electromagnetic wave absorbent contains a conductive fiber sheet which is obtained by coating a fiber sh...  
WO/2010/109174A1
This invention relates to the field of an electromagnetic (EM) field absorbing composition, in particular, those capable of providing absorbance in the frequency of commercial radar. The composition finds particular use as a radar absorb...  
WO/2010/105994A2
A method for security purposes with the acts of: - requesting a measurement on a physical system wherein the measurement is performed by applying a challenge signal to the system and by receiving a response signal dependent on a setting ...  
WO/2010/105993A3
The invention is to provide novel, strong, cost-effective and efficiently deployable technological means that are sufficiently robust to provide high assurance for authenticity and trustworthiness of hardware components (Integrated Circu...  
WO/2010/105993A2
A system for security purposes comprising: - an inner structure that is accessible by a plurality of terminals, - wherein the system allows a measurement on the inner structure of the system by using a challenge signal comprising a plura...  
WO/2010/102073A2
A detection system includes a plurality of sensors including an entry sensor having a field of view oriented to detect object entry with respect to an entry portion of an occupancy volume, and an exit sensor having a field of view orient...  
WO/2010/102073A3
A detection system includes a plurality of sensors including an entry sensor having a field of view oriented to detect object entry with respect to an entry portion of an occupancy volume, and an exit sensor having a field of view orient...  
WO/2010/083288A1
Negative permeability metamaterials and devices based on negative permeability metamaterials are described. The invention presents a new paradigm for realizing electromagnetic devices utilizing naturally available magnetic materials oper...  
WO/2010/076420A1
The invention relates to a material including a substantially planar first substrate (1), a first plurality (2) of layers (3-5) of materials, comprising at least one layer, consecutively deposited onto said first substrate (1), a first l...  
WO/2010/073419A1
Provided is a portable wireless device wherein deterioration of antenna performance is eliminated, in the case where the portable wireless device is provided with a sliding mechanism wherein a metal member is used. A sliding unit (150) ...  
WO/2010/066434A1
Plug connections on radar sensor having plug pins embedded in plastic are proposed, wherein the plastic (5, 6; 11) surrounding the plug pins (4) is provided at least partially with radar wave-absorbent granules such that the electric res...  
WO/2010/043528A1
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/2010/029193A1
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/2009/153555A1
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/2009/140949A1
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/2009/128467A1
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/2009/128377A1
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/2009/057455A1
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/2009/041513A1
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/2009/015661A3
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/2009/015661A2
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/2008/155150A1
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/2008/148929A1
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/2008/134611A1
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...  
WO2006124234A8
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/2008/096471A1
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/2008/085503A2
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/2008/081064A3
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/2008/081064A2
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...  
WO2005018297A8
The invention relates to a reflective layer for attenuating electromagnetic radiation, said layer comprising at least one reflective component, the latter being selected from the group containing the following substances: carbon particle...  
WO/2008/062562A1
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/2008/051140A1
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/2008/038354A1
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/2008/005628A2
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/2007/149121A2
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/2007/149121A3
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/2007/114165A1
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/2007/101646A1
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/2007/103381A2
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/2007/087925A1
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/2007/080368A1
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/2007/069367A1
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/2007/058652A1
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/2007/046527A1
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/2007/046412A1
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/2007/035002A2
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/2007/035002A3
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...  

Matches 101 - 150 out of 2,847