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Patent Searching and Data


Matches 101 - 150 out of 2,892

Document Document Title
WO/2012/056231A1
A foam core for a composite structure is described. The core includes a first core layer (62) and a second core layer (64). The first core layer (62) is a dielectric foam material and the second core layer (64) is a radar reflecting grou...  
WO/2012/042085A1
The invention relates to an electromagnetic field neutraliser for mobile telephones, said neutraliser neutralising the harmonics and electromagnetic waves of the harmful high frequencies generated by mobile telephones, by means of induct...  
WO/2012/032117A1
The present invention relates to a hybrid material (10) for absorbing electromagnetic radiation (60) and a method for making such a material. The hybrid material (10) comprises at least one grid panel (20) of thickness t 1 having holes (...  
WO/2012/022301A3
The invention relates to a device for fastening a sensor assembly (1) on a motor vehicle, especially of a radar sensor having at least one zone of detection in the sensor direction, the sensor assembly (1) being arranged in the area behi...  
WO/2011/142565A3
The present invention relates to a broadband electromagnetic wave absorber and to a method for manufacturing same. The broadband electromagnetic wave absorber comprises: a magnetic complex in which magnetic particles are distributed in a...  
WO/2011/142565A2
The present invention relates to a broadband electromagnetic wave absorber and to a method for manufacturing same. The broadband electromagnetic wave absorber comprises: a magnetic complex in which magnetic particles are distributed in a...  
WO/2011/128036A1
The absorber comprises a lossy substrate (1) with a first, structured metallic layer (4) and a second, non-structured metallic layer (6) arranged on opposite surfaces (3, 5). An additional carrier layer (10) can be provided for mechanica...  
WO/2011/120090A1
Disclosed is an antenna system having an approximately omni-directional radiation pattern. The antenna system comprises an antenna comprising a plurality of columns disposed in parallel with equal spacing in a circular configuration. Eac...  
WO/2011/105650A1
The present invention is related to an embedded multiple-input multiple-output (MIMO) antenna capable of maximizing the isolation characteristics between multiple antenna elements by allowing selective control of isolation characteristic...  
WO/2011/099183A1
Disclosed is a radiowave absorber provided with an upper plate made of a dielectric body containing conductive particles, a lower plate arranged parallel to the upper plate and made of a dielectric body containing conductive particle, an...  
WO/2011/085237A1
The present invention provides, among other things, antenna beam control devices, systems, architectures, and methods for radar and other applications, such as wireless communications, etc., to improve transmit and/or receive performance...  
WO/2011/074609A1
Disclosed are: a noise absorbing fabric in which electromagnetic waves are not susceptible to being reflected, and which has excellent noise absorption ability; a noise absorbing fabric which has noise absorption ability across a wide ba...  
WO/2011/070736A1
Disclosed is a noise-suppressing tape provided with: a dielectric layer (15) comprising a dielectric; a first conductor which comprises a conductive material, at least part of which has a repeating structure, and is provided inside the d...  
WO/2011/068819A3
An exemplary embodiment of a method of making an electromagnetic interference (EMI) absorber includes stretching a material that includes EMI absorbing particles along at least a first axis to align at least some EMI absorbing particles.  
WO/2011/068819A2
An exemplary embodiment of a method of making an electromagnetic interference (EMI) absorber includes stretching a material that includes EMI absorbing particles along at least a first axis to align at least some EMI absorbing particles.  
WO/2011/059317A1
A system for detecting information from an object coding module is provided. The coding module has light sensitive radar reflection members (1), with radar reflection characteristics that depend on lighting properties, such as photo- res...  
WO/2011/051687A3
A wind turbine blade comprising a multilayer composite structure including a first reflective layer, and a second layer comprising a plurality of resistive circuit analogue (CA) elements. The CA elements are tuned so as to interact with ...  
WO/2011/049462A1
System for shielding radio frequent electromagnetic radiation for a wireless phone, the system comprising: a first chamber (8) containing an RF transceiver (2), a second chamber (9) containing the main electronic elements of the phone (3...  
WO/2011/048277A1
Electrical current moves about freely without any constraint in the bodies between machinery components, which is considered to be spurious energy derived from the electrical charges emanating from everywhere and considered to be unneces...  
WO/2011/048941A1
Disclosed is an antenna device provided with a primary radiator (1), a reflector antenna comprising a feed waveguide (3) for feeding radio waves to the primary radiator (1) and a reflector (4), and a radome (5) which covers the reflector...  
WO/2011/024009A1
A wind turbine composite structure for absorbing radio frequency energy, the wind turbine composite structure comprising: a sandwich panel construction comprising a core having an inner surface and an outer surface, disposed between an i...  
WO/2010/138089A3
The invention relates to a fabric to be used as a textile product in order to provide protection of metal materials such as metal accessories on ship (compass, capstan, projector etc.) used in high humid area against corrosion as well as...  
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/2010/105993A2
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/2010/105993A3
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/2010/102073A3
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/2010/102073A2
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/2010/083288A1
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/2009/128377A1
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/2009/128467A1
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/2009/057455A1
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...  

Matches 101 - 150 out of 2,892