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Matches 201 - 250 out of 7,348

Document Document Title
WO/2018/074912A1
The present invention concerns a multistatic radar made from metamaterials and a method for calibration of same, for detecting objects and their distances, which objects are considered as electromagnetic reflectors. The radar is characte...  
WO/2018/072627A1
A reflector antenna that includes a feed for generating a radio frequency (RF) signal, and a metasurface reflector for reflecting the RF signal originating from the feed. The metasurface reflector includes an array of cells each having a...  
WO/2018/075171A1
Aspects of the subject disclosure may include, for example, a system having an antenna for launching, according to a signal, a first electromagnetic wave to induce a propagation of a second electromagnetic wave along a transmission mediu...  
WO/2018/072415A1
The present invention relates to a novel antenna radiation unit, comprising an oscillator and a reflector. The oscillator comprises a supporting arm and two radiation device sets that cross each other and surround one end of the supporti...  
WO/2018/073650A1
Embodiments of the present disclosure relate to a polygonal loop antenna, a communication device and a method for manufacturing an antenna. For example, a polygonal loop antenna comprises: a radiation element, including a plurality of ra...  
WO/2018/071808A1
A metasurface antenna can be configured to focus a paraxial beam, such as a Gaussian beam, on a target within a Fresnel zone region. The focused beam can be used to wirelessly deliver power to the target. In one embodiment, the target is...  
WO/2018/070566A1
The purpose of the present invention is to provide a horn array antenna including a dielectric cover, capable of reinforcing a main lobe and effectively diminishing a grating lobe by only the further inclusion of the dielectric cover in ...  
WO/2018/067074A1
There is provided a diffractive optical element including a substrate, and an array of optical nanoantennas arranged on the substrate, the array of optical nanoantennas being spaced apart periodically in a lateral direction for supportin...  
WO/2018/067777A1
An optical window is provided and includes a core layer, a cladding layer and an electromagnetic interference (EMI) layer interposed between the core and cladding layers.  
WO/2018/067775A1
A unitary radome layer assembly is provided and includes a first nanocomposite formulation and a second nanocomposite formulation. The first and second nanocomposite formulations are provided together in a unitary radome layer with respe...  
WO/2018/065745A1
This invention relates to a device for rapid focus control of one or more lasers. The controlled beam (5), is refracted by the dynamic refraction device (1) whose refractive index is set by its response to the control beam (3). The inven...  
WO/2018/067835A1
Antenna systems are described which provide means of mitigating the undesirable transmission line effect(s) by using fractal metamaterials in close proximity to an antenna, with both the antenna and fractal metamaterials being positioned...  
WO/2018/063762A1
A phased-array antenna includes an antenna layer (300) of a stacked printed circuit board (200, 200a-b), a ground plane layer (210b) of the stacked printed circuit board spaced apart from the antenna layer, and a first dielectric layer (...  
WO/2018/064496A1
An apparatus includes feeds to form analog beams. The feeds are divided into panels. The apparatus includes processing circuitry that divides a target area for communications coverage into regions, including a first region and a second r...  
WO/2018/056106A1
This resin composition for millimeter wave reflection contains a dielectric filler and a resin. This article for millimeter wave reflection contains the above-described resin composition for millimeter wave reflection.  
WO/2018/057824A1
Microwave antenna systems include a parabolic reflector antenna and a dual-band feed assembly. The dual-band feed assembly includes a coaxial waveguide structure and a sub-reflector. The coaxial waveguide structure includes a central wav...  
WO/2018/057275A1
A radome-reflector assembly includes a generally domed reflector having a peripheral rim and a radome assembly. The radome assembly includes : an annular ring having a front wall and a side wall: a disk that fits within the ring.: and an...  
WO/2018/057657A2
A retroreflector system including an outer body panel coupled to a vehicle, wherein the outer body panel is configured to allow a radar signal originating from an external radar device to pass through the outer body panel. The retrorefle...  
WO/2018/053392A1
According to various aspects, exemplary embodiments are disclosed herein of vehicular antenna assemblies and radome assemblies for vehicular antenna assemblies. In exemplary embodiments, a radome includes a mount along an inner surface o...  
WO/2018/048744A1
A method for manufacturing optical and microwave reflectors includes: placing an assembly comprising a resin-infiltrated tendrillar mat structure (130) on a mandrel (110); placing a pre-impregnated carbon fiber (CF) lamina (140) on top o...  
WO/2018/048520A1
Multi-band phased array antennas include a backplane, a vertical array of low-band radiating elements that form a first antenna beam, first and second vertical arrays of high-band radiating elements that form respective second and third ...  
WO/2018/048348A1
Various embodiments may relate to an antenna. The antenna may include a ridge reflector arranged along a plane. The ridge reflector may be configured to enhance an emission of at least one electromagnetic wave source providing an electro...  
WO/2018/043808A1
An antenna system loaded in a vehicle, according to the present invention, comprises: a first antenna system for performing beamforming with a plurality of first communication antenna elements arranged and configured so as to transmit an...  
WO/2018/041809A1
The present invention provides a circularly polarised, CP, antenna device for multiband GNSS. It comprises a spiral antenna and a high impedance surface, HIS, comprising a conductive layer comprising a first region and a separate second ...  
WO/2018/039669A1
Plasmonic-surface antenna systems are described in which resonators, or cells, are closely arranged but do not touch. At least a portion of a radiating surface includes a plurality of cells (operative as resonators) placed very close tog...  
WO/2018/036180A1
Disclosed are an antenna reflective net and an antenna reflective net mounting structure. Sliding slots are provided on side walls of the antenna reflective net mounting structure respectively. Protrusions of a base of the antenna reflec...  
WO/2018/039053A1
An antenna is provided and includes a radiator assembly extending along a first plane, a patterned ferrite layer extending along a second plane and a band stop frequency selective surface (FSS) extending along a third plane. The third pl...  
WO/2018/009383A9
A microwave antenna includes an antenna housing and a radome fabric attached to the housing, which is configured to pass microwave electromagnetic signals therethrough. The radome fabric has an opening formed therein. A vent component is...  
WO/2018/035123A1
An embodiment of an antenna includes first and second transmission lines, first antenna elements, and second antenna elements. The first transmission line is configured to guide a first signal such that the first signal has a characteris...  
WO/2018/032052A1
Technique for optimisation of electromagnetic component and sub-system designs based on a cross-entropy method (CEM); with applications in electromagnetic fields such as antenna design; includes evaluating a formulated fitness function f...  
WO/2018/022834A1
Radar radiation redirecting tapes (1, 2) include a first plurality of individual radar-reflecting directional antennae (5, 11). Each directional antenna comprises at least three elongate, unevenly spaced antenna conductors (10, 20, 30), ...  
WO/2018/020550A1
It is arranged that the board thickness t of a dielectric board (1) and the element interval d of a plurality of resonant elements (2) be determined according to a design value Ldes for an attenuation amount L by which a higher order mod...  
WO/2018/021244A1
A radar device (1) which detects an object using radiated waves is provided with an antenna surface provided with an element unit which radiates radiated waves for radar, and a cover member (4) which covers the antenna surface to protect...  
WO/2018/017334A1
An antenna includes a plurality of waveguide antenna elements arranged in a first array configured to operate with a first polarization. The antenna also includes a plurality of waveguide output ports arranged in a second array configure...  
WO/2018/014654A1
The invention provides an antenna transceiver and a communication system having the antenna transceiver. The antenna transceiver comprises: a first shell; a second shell, wherein the first shell covers the second shell, and a slide switc...  
WO/2018/011294A1
This device comprises a substrate, a network of elementary conductive patterns (8) printed on a surface of said substrate, and a network of coupling components (12, 12a, 12b), each connecting two adjacent elementary conductive patterns (...  
WO/2018/014027A1
Disclosed are systems and methods for manufacturing energy relays for energy directing systems and Transverse Anderson Localization. Systems and methods include providing first and second component engineered structures with first and se...  
WO/2018/011312A1
The invention relates to a composite structure having reconfigurable dielectric characteristics, characterised in that it comprises a composite substrate and a plurality of active loads (21) dispersed in the composite substrate, each act...  
WO/2018/011317A1
Cellular substrate (20) of honeycomb type extending between a first end face and a second end face, the cellular substrate (20) comprising a plurality of tubular cells having a polygonal cross section, each cell comprising a plurality of...  
WO/2018/013922A1
This invention presents embodiments of a coupler array to couple the RF signals between the antenna array of a MIMO base station and a MIMO RF channel emulator. The embodiments enable testing of a large scale MIMO wireless communication ...  
WO/2018/007210A1
The phase-controlled antenna array according to the invention comprises at least four phase-controlled antenna elements (1) which are connected via a feed network (12). Each antenna element comprises a waveguide emitter (2) with a signal...  
WO/2018/008105A1
In the present invention, a reflective plate (1) is provided with conductor patterns (2) having a set interval and connected to each other through a first switch element (3). In one mode, a first power source (4) supplies power to the co...  
WO/2018/009383A1
A microwave antenna includes an antenna housing and a radome fabric attached to the housing, which is configured to pass microwave electromagnetic signals therethrough. The radome fabric has an opening formed therein. A vent component is...  
WO/2018/007209A1
The phase-controlled antenna element consists of a waveguide emitter (1) with signal output and signal injection (7), into which a rotatable phase control element (2) is introduced, and a drive unit (6). The phase control element compris...  
WO/2018/001047A1
Provided is a portable antenna, comprising an antenna body; the antenna body comprises a central panel and a plurality of outwardly extending panels arranged around the central panel; in a signal-receiving state, the plurality of outward...  
WO/2018/002666A1
A node 100 for a communications system comprising a plurality of nodes is disclosed. The node 100 comprises a plurality of antennas each configured to transmit and/or receive a beam for communications with other nodes of a communications...  
WO/2018/002659A1
An antenna for a communications system is disclosed. The antenna is configured to transmit and/or receive a beam for communications. At least two beam deflectors (150, 150') are located and arranged in front of the antenna to together de...  
WO/2017/220905A1
A method for improving the efficiency of an electrically small antenna (1), comprising the following steps: - selecting (100) an antenna, - supplying said selected antenna (1) with an electric current, - quantifying (110) the energy stor...  
WO/2017/222114A1
A vehicular antenna for a satellite multimedia service according to an embodiment comprises: an antenna module including an antenna patch; a reflector spaced apart from the antenna patch by a predetermined distance to maximize gain, at a...  
WO/2017/221872A1
This expandable antenna is provided with a plurality of ribs which are arranged with a regular angular pitch around the outer circumference of a hub, and a metal mesh which is suspended between a plurality of adjacent ribs, wherein: each...  

Matches 201 - 250 out of 7,348