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WO/2016/073537A1 |
A wavelength selective structure for selectively reflecting or absorbing incident electromagnetic visible or infrared radiation. The wavelength selective structure includes a wavelength selective structure with a plurality of layers, inc...
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WO/2016/062344A1 |
The invention is related to a fast and accurate method for the design of broadband multi layered radar absorbing structures comprising of lossy FSS layers. The method comprises of four main steps, namely; candidate FSS types characteriza...
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WO/2016/061021A1 |
Shroud isolation, including choke shroud isolation, apparatuses for wireless antennas for point-to-point or point-to-multipoint transmission/communication of high bandwidth signals, and integrated reflectors including a shroud or choke s...
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WO/2016/025009A1 |
An electromagnetic field measuring device utilizes metamaterials to manipulate electromagnetic fields. Such a device is useful in a variety of applications including, for example, downhole gradiometric ranging.
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WO/2016/020580A2 |
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WO/2016/001196A1 |
The invention relates to a method for producing a composite wall comprising a porous web (16) extending in the thickness of said composite wall, said method comprising a step of depositing a conductive ink (15) on said porous web (16) ac...
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WO/2016/002456A1 |
Provided is a laminate obtained by laminating a radio wave transmissive member having radio wave transmissivity and at least one of a thermal conduction member having electromagnetic shielding properties in the thickness direction of the...
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WO/2015/189553A1 |
An electro-optic window is provided, together with a method of manufacturing the window. The window (3) is made of a material substantially transparent to at least one of infra-red, visible and UV radiation and treated to have reduced RF...
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WO/2015/185807A2 |
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WO/2015/176556A1 |
A component for connecting an AGPS module to a mainboard, and a terminal; the component comprises a conductive component located between the AGPS module and the mainboard; and the conductive component fills a gap between the AGPS module ...
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WO/2015/149133A1 |
An antenna testing apparatus including a transportable container having a testing chamber that receives an antenna or antenna assembly to be tested in use and an instrument room containing test equipment for use in testing the antenna or...
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WO/2015/145392A1 |
Antenna (1) presenting a concave reflector (10) defining a central axis of reflection z-z, comprising: a radome (20) adapted for mounting on said concave reflector (10), an absorbent device (50) adapted for absorbing electromagnetic wave...
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WO/2015/136121A1 |
The invention relates to a device (1) for absorbing electromagnetic waves, comprising a plurality of arrays (Ei) each comprising at least one cell (2) for absorbing electromagnetic waves, characterised in that: each array (Ei) has a mini...
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WO/2015/110305A1 |
The invention relates to a ventilation louvre (4), comprising: a front surface (10) intended for being visible and a rear surface (12) intended for being concealed; a grating (14), fins (24) attached to the grating substantially parallel...
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WO/2015/082777A2 |
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WO/2015/078337A1 |
An antenna denoising device includes a PCB (100), a PCB antenna (200) disposed on the PCB (100), a connecting cable (300), a ground copper (400) disposed on the PCB antenna (200), and an wave absorbing sheet (500). The connecting cable (...
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WO/2015/075491A1 |
The present invention relates to energy conversion device. The characteristic features of the invention are that the cable (20) connecting the collection unit (10) and the conversion unit (30) to each other is made from a metal alloy con...
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WO/2015/073049A1 |
In one aspect, a multi-layer absorber is disclosed, which comprises a proximal layer having a radiation-receiving surface adapted for receiving electromagnetic radiation, and a distal layer disposed adjacent the proximal layer to receive...
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WO/2015/072953A1 |
An antenna signal absorber (1), which enables, for dipole-based antennas, to reduce overall network noise and to use the general data throughput at higher spectral efficiency without losing coverage, basically characterized by at least o...
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WO/2015/061670A1 |
The invention provides a composite laminate (11) comprising an outer, an intermediate and an inner section (15, 17, 19) comprising, respectively, first layers (21) of composite material and one or more functional layers (31) having a pri...
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WO/2015/052254A1 |
An electromagnetic radiation absorbing composition is described, comprising a magnetic filler material taking the form of a metallic flake, and a non-conductive binder, wherein the magnetic filler is present in the range of from 1 to 5 v...
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WO/2015/045614A1 |
An antenna, which can be incorporated in a mobile communication terminal, comprises: an antenna element (20); and resonators (coils 10) each of which is placed at a position remote from the antenna element by a distance of less than a qu...
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WO/2015/014885A1 |
A wind turbine comprising a support structure and one or more turbine blades is disclosed, that incorporates means for reducing the radar cross section (RCS), wherein the support structure is notionally divided into an upper section in t...
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WO/2014/198832A1 |
The invention relates to a magnetic shielding for an antenna, using a composite based on thin magnetic layers, comprising a plurality of films (22) respectively consisting of a thin magnetic layer having a thickness of between 1 and 10 Î...
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WO/2014/169951A1 |
A shielding structure for shielding an antenna from radio interference, comprises a shielding element having a base part (100) and an upper part (200) arranged on the base part (100), a cavity (50) for arranging the antenna therein being...
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WO/2014/168465A1 |
The present invention relates to a device for capturing and attenuating the electromagnetic radiation emitted by electronic apparatuses, which consists of: at least one planar, metal, double-spiral part, wherein the winding direction of ...
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WO/2014/161610A1 |
A method (400) for positioning a first and a second radio antenna comprising the steps of configuring (SI) the first antenna to have a main lobe L1 and configuring (52) the second antenna to be a directive antenna having a main lobe L2. ...
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WO/2014/145860A1 |
A method for producing a magnetic resonant frequency (MRF) absorber and apparatus for an MRF absorber are described herein. The method comprises processing a high permeability material such as permalloy comprising 80% nickel, 18% iron, 2...
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WO/2014/145830A1 |
A method and apparatus for producing a radio frequency absorbing (RFA) or perfect microwave absorbing (PMA) printed circuit board (PCB) is described herein. A metamaterial layer may be applied to a low dielectric substrate. Resistive and...
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WO/2014/145821A1 |
A method and apparatus for producing a radio frequency absorber (RFA) or perfect microwave absorber (PMA) skin is described herein. A metamaterial layer may be applied to a low dielectric substrate. Resistive and capacitive components ma...
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WO/2014/115704A1 |
A microwave heating irradiation device comprising a primary radiator (1) that radiates spherical-surface microwaves, one reflective mirror (2) that reflects the spherical-surface microwaves, and a sample stand (3). The reflective mirror ...
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WO/2014/115312A1 |
[Problem] The present invention addresses the problem of providing a phase conversion device for electromagnetic waves which is capable of attenuating the effects of electric and magnetic fields of electromagnetic waves. The present inve...
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WO/2014/103092A1 |
Provided is an antenna apparatus, which is capable of performing accurate alignment even with a small number of parts, and which has low side-lobe characteristics. The antenna apparatus is provided with a primary radiator (3), a main ref...
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WO/2014/092644A1 |
Antenna systems suitable for ultra-wideband radar applications, e.g. ground penetrating radar, through-wall radar systems, are disclosed in which backward electromagnetic radiation leakage, which is detrimental to antenna performance, is...
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WO/2014/076645A1 |
Electromagnetic wave absorbing device (10), and related manufacturing process, comprising an absorber element (20) made of a composite material comprising a polymeric matrix wherein electrically conductive and/or semiconductive microstru...
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WO/2014/076070A1 |
The invention relates to a device for variably attenuating an emitted microwave signal, which includes a sealed cylinder (11) having a variable volume, that is filled with a liquid that absorbs electromagnetic power, and control means th...
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WO/2014/068198A2 |
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WO/2014/065723A1 |
The object of the present invention is to provide an inventive circuit-analog absorber structure for the transmission of electromagnetic waves comprising more than one layer. The properties of each layer determining the transmission char...
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WO/2014/061048A2 |
A process for producing GNP-based polymeric nanocomposites for electromagnetic applications such as shielding and/or absorption of the energy associated to electromagnetic fields envisages a plurality of steps that comprise: controlled s...
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WO/2014/058360A1 |
An antenna frame for reducing radar cross section of a vehicle provided with a flat microstrip patch antenna array comprising a number of microstrip patches arranged in an array pattern, the antenna frame: - being arranged to surround th...
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WO/2014/044786A1 |
The invention relates to an electromagnetic absorber (1) comprising: a metal ground plane (2); an insulating dielectric substrate (3) arranged on said metal ground plane; and an array of resonating metal elements (4) arranged on said ins...
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WO/2014/019514A1 |
Disclosed is a wide-frequency wave-absorbing metamaterial, which comprises a plurality of layers of base materials, and microstructures arranged on different layers of the base materials, respectively. The wave-absorbing frequency band o...
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WO/2014/010481A1 |
[Problem] The present invention improves the antenna characteristics of an antenna having an antenna element used while being disposed in the vicinity of a transmission line for an audio signal or an electrical signal such as a power sou...
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WO/2013/188968A1 |
An anti -jamming subsystem for a jamming signal originating along the horizon includes an anti -jamming antenna with a horizontal reception pattern constrained to receive signals originating along the horizon. The subsystem receives the ...
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WO/2013/187309A1 |
An antenna (60) which is housed in a housing space (18) which is formed from a radome (20) and a housing (10) comprises a transmission antenna (64) which carries out a transmission, and a receiving antenna (66) which carries out a receiv...
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WO/2013/181752A1 |
An anti-jamming subsystem for jamming signals originating along the horizon includes a two-dimensional horizontal array of antennas that effectively has a horizontal circular reception pattern for receiving signals originating along the ...
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WO/2013/182104A1 |
A wave absorbing device and a wireless terminal. The wireless terminal comprises a periodic array unit, arranged at a top surface of the wave absorbing device, possessing a settable frequency selection characteristic and configured to ab...
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WO/2013/185050A1 |
The disclosure relates to a material having a textured surface and exhibiting absorption of electromagnetic waves with gigahertz frequencies. The textured surface can comprise a plurality of protrusions that can permit absorption of such...
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WO/2013/179016A1 |
A chamber (10) for EMC-testing electrical and electronic apparatus comprises a plurality of EM-field-reflecting ferromagnetic boundary sheets (40) connected to define an inner surface of the chamber (10) suitable for substantially contai...
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WO/2013/180367A1 |
The present invention relates to a wireless antenna including an electromagnetic wave absorption sheet for both radio frequency identification and wireless charging and a manufacturing method therefor, and the wireless antenna is very us...
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