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Patent Searching and Data


Matches 301 - 350 out of 3,101

Document Document Title
WO2004095634A3
The invention relates to a fixture (7) for fastening a mobile radio terminal (5) inside a vehicle. Said fixture (7) comprises a housing (71) that encompasses a first housing part which is shaped so as to accommodate a mobile radio termin...  
WO/2005/006491A1
To provide a loop antenna capable of attenuating the distant electric field with the attenuation of the magnetic flux in the vicinity of an electromagnetic wave restrained, and a contactless IC card read/write apparatus. A loop antenna 1...  
WO/2004/097986A1
The invention relates to a compound for the selective absorption of an electromagnetic field having a given frequency, characterized in that it comprises a spatially charged dielectric material (10) having a dielectric susceptibility e w...  
WO/2004/095634A2
The invention relates to a fixture (7) for fastening a mobile radio terminal (5) inside a vehicle. Said fixture (7) comprises a housing (71) that encompasses a first housing part which is shaped so as to accommodate a mobile radio termin...  
WO/2004/093244A2
A reconfigurable frequency selective surface (FSS) includes a plurality of conducting patches (12) supported on the surface of a dielectric layer (16), with selectable electrical interconnections (14) between the conducting patches (12) ...  
WO/2004/089256A1
The invention relates to an anchor piece for fixing an intervertebral implant (15) to the end plate of a vertebral body (19;20), comprising A) an anchor piece (1), with a central axis (6) and two end faces (4, 5) transverse to the centra...  
WO/2004/091049A1
In mobile communication terminals, there may be problems such as damage to humans by microwave leakage and the generation of microwave disturbance by radiation noise. Disclosed herein is a conductive thin film type microwave absorber wit...  
WO/2004/088789A1
The invention relates to a device shielding especially an electronic unit with a transmitter, such as a mobile phone, against electromagnetic radiation. The device includes a crystal and an winding/spiral, where the winding/spiral is wou...  
WO/2004/079862A1
One embodiment of the invention provides an electromagnetic wave absorbent panel comprising an electromagnetic wave attenuating layer. The attenuating layer comprises a plurality of electrically resistive fibres carried by a dielectric m...  
WO/2004/060037A1
A sheet material for a radio wave-absorbing body and a radio wave-absorbing body formed from the sheet material, where the sheet material is light weighted and has excellent form-retaining capability and workability for field assembling....  
WO/2004/044070A1
The invention relates to the production of compositions for coatings provided with specific properties, in particular for screening against electromagnetic radiation. Said invention can be used for various industries and domestic life, i...  
WO/2004/042427A1
An antenna system for ground penetrating radar, comprising at least two orthogonally mounted transmitter antenna elements (1, 2) and at least two orthogonally mounted receiver antenna elements (3, 4), in which the antenna elements consis...  
WO/2004/038860A1
An unbalanced antenna in which a radiation conductor and a grounding conductor are spaced at an arbitrary interval. At least a part facing the radiation conductor of the ground conductor is left to maintain the action as a minus electrod...  
WO/2004/038863A1
A method and an antenna arrangement are disclosed for reducing the antenna radar cross section for an externally illuminating radar source. A radar pulse is transmitted with the antenna arrangement fully matched to achieve lowest possibl...  
WO2004021511A3
The present invention relates to a portable communication device, an antenna arrangement and a case for a portable communication device. The portable communication device comprises a casing including a first in-built driven antenna eleme...  
WO2003100364A3
A honeycomb structure (Fig. 4) mounted on a back panel (Fig. 5) especially on a vehicle, where the honeycomb structures are filled with an infrared absorbing material (Fig. 2) to reduce the radar and heat signature of a vehicle.  
WO/2004/025043A1
The invention relates to a building, or a room in a building, in which at least one boundary surface of the building or room, such as for example a wall, a panelling element, a element for closing a building or room opening, such as a wi...  
WO/2004/025783A1
This invention relates to periodic electromagnetic structures (20) for use over a relatively large range of frequencies. In particular, this invention relates to microwave applications, such as antennas and low reflectivity structures. A...  
WO2003079492A3
The invention relates to a means of adapting the power emitted by a lens-type antenna (11), said means comprising a removable cover (12) with the same profile as that of the lens. The invention is particularly suitable for LMDS-type tran...  
WO/2004/021511A2
The present invention relates to a portable communication device, an antenna arrangement and a case for a portable communication device. The portable communication device comprises a casing including a first in-built driven antenna eleme...  
WO2003005054A3
An edge concealment system (10) for abating electrical discontinuities between externally exposed edges (18 and 20) of adjacent surface pieces (22 and 24) separated by a gap (14). The system includes a cover component (12) shrouding each...  
WO/2003/100364A2
A honeycomb structure (Fig. 4) mounted on a back panel (Fig. 5) especially on a vehicle, where the honeycomb structures are filled with an infrared absorbing material (Fig. 2) to reduce the radar and heat signature of a vehicle.  
WO2003038947A9
The present invention relates to planar materials having bandgap properties. The materials are formed by depositing conductive fractal patterns (Figs. 1A, 1B) on a non-conducting substrate. The bandgap locations(s) are defined by paramet...  
WO/2003/079492A2
The invention relates to a means of adapting the power emitted by a lens-type antenna (11), said means comprising a removable cover (12) with the same profile as that of the lens. The invention is particularly suitable for LMDS-type tran...  
WO/2003/075399A1
A mobile communication device incorporating an antenna, the device including a transmitter and a receiver adapted to transmit and receive signals via the antenna, the mobile communication device incorporating a load or shield adapted to ...  
WO/2003/072348A1
Carbon foams exhibiting a dielectric constant of from about 2 to about 6 and simultaneously an electrical resistivity in the range of between about 1.E+00 ohm-cm and about 1.E+06 ohm-cm, demonstrate excellent radar emission absorptivity ...  
WO/2003/064780A1
An electromagnetic−wave absorber which is reduced in the angle dependence of electromagnetic−wave absorption, has a wide electromagnetic−wave absorption angle, and is satisfactory in processability and applicability. It is characte...  
WO/2003/056894A1
Disclosed herein is a broad-band ferrite electromagnetic wave absorber which satisfies a need for broad-band electromagnetic wave absorption ability and can be more economically manufactured through an easy setting of manufacture conditi...  
WO/2003/038947A1
The present invention relates to planar materials having bandgap properties. The materials are formed by depositing conductive fractal patterns (Figs. 1A, 1B) on a non−conducting substrate. The bandgap locations(s) are defined by param...  
WO/2003/032438A1
A microstructured material consists of an array of Swiss roll resonant elements having capacitance and inductance such that the structure exhibits a predetermined magnetic permeability at r.f. frequencies, wherein at least one of the elo...  
WO/2003/031722A1
A base material is admixed with an electromagnetic wave absorber of conductive fibers, e.g. carbon fibers, each having an overall length corresponding to the wavelength of an electromagnetic wave to be absorbed thus composing a paving ma...  
WO/2003/032439A1
A material produced by integrating an electromagnetic wave absorber around a granular material, a material produced by dispersing and integrating an electromagnetic wave absorber internally, and a material produced by admixing an electro...  
WO/2003/028911A1
A method for producing resin granules having a filler filled in polymer at a high density. A method for producing a resin molded product by using the produced resin granules densely filled with a filler. A filler having a flat shape is u...  
WO/2003/028424A1
The present invention concerns shielding of electromagnetic radiation from mobile phones or other handheld devices with transmitter/receiver. A special carbon fibre pad is used which is arranged in the mobile phone's casing.  
WO/2003/021610A1
A laminated soft magnetic member (5) which consists of a laminate formed by alternately stacking a soft magnetic layer (7) up to 1 μm in thickness and an insulation layer (6), and has a total thickness of up to 0.2 mm. Being excellent i...  
WO/2003/021055A1
The invention relates to a HF-reducing green roofing that consist of a support construction made of a textile fiber layer and/or a substrate (12), a vegetation layer (14) from lower plants, and a planar or spatial structure of electrocon...  
WO/2003/017423A1
A device substantially transparent to electromagnetic radiation of a certain frequency band is presented. The device comprises at least one dielectric structure of a predetermined thickness defined by the central frequency of the operati...  
WO/2003/004202A1
A method for making a radiation absorbing material (RAM) coating may include providing an iron-silicon alloy powder, forming the iron-silicon alloy powder into flakes, and passivating the flakes. The method may further include selecting ...  
WO/2003/005054A2
An edge concealment system (10) for abating electrical discontinuities between externally exposed edges (18 and 20) of adjacent surface pieces (22 and 24) separated by a gap (14). The system includes a cover component (12) shrouding each...  
WO2002049146A3
A radiation shield (36) includes a virtual magnetic wall (VMW), which is adapted to be placed between a radiating antenna (34) and an object (30) so as to reflect electromagnetic radiation emitted from the antenna in a given frequency ba...  
WO/2002/091481A1
A method for absorbing electromagnetic wave using solar cells in which reflection of electromagnetic wave from the solar cell can be eliminated without impeding photovoltaic power generation. Upper electrodes (2, 2) of a plurality of sol...  
WO/2002/080201A1
A composite lossy material is provided, comprising: (i) a ferrimagnetic material FF or an alkyl or aryl ester of an inorganic acid, or both; and (ii) a ferromagnetic material, wherein the ferromagnetic material is a ferrite material or a...  
WO2002016257A9
The present invention relates to new compositions of matter and articles of manufacture comprising SWNTs as nanometer scale conducting rods dispersed in an electrically-insulating matrix. These compositions of matter have novel and usefu...  
WO/2002/056247A1
Disclosed herein is a contactless electronic card attachable to/ or interposed in a certain position of a portable item or portable terminal. The contactless electronic card includes a loop antenna for communicating with a card reader, a...  
WO/2002/052286A1
A matching network hybrid electro-magnetic compatibility (EMC) absorber. A substrate of any number of materials serves as the frame on which partial coatings are placed. Design parameters governing the substrate and other parameters gove...  
WO/2002/050946A1
The invention concerns a resonance coupling device for protecting a human or animal body, characterised in that it consists of a support designed to be placed preferably in contact with the body in operating condition, said support compr...  
WO2002005291A3
The invention relates to an optical component for effecting frequency-selective reflection in the gigahertz and terahertz frequency ranges and for effecting wave permeability. The inventive component comprises: at least one first layer (...  
WO/2002/049146A2
A radiation shield (36) includes a virtual magnetic wall (VMW), which is adapted to be placed between a radiating antenna (34) and an object (30) so as to reflect electromagnetic radiation emitted from the antenna in a given frequency ba...  
WO/2002/046285A1
The invention discloses an electromagnetic energy adaptation material, which can absorb electromagnetic energy, the material including a mixture of at least one liquid with at least one surfactant. The liquid may be a dipolar molecular l...  
WO/2002/047199A1
The present invention provides reduction of injury to human body by effectively reducing short-distance electromagnetic wave without any influence on long-distance electromagnetic wave which acts upon the telephone communication amongst ...  

Matches 301 - 350 out of 3,101