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Matches 1 - 50 out of 2,823

Document Document Title
WO/2021/001799A1
An antenna 10 comprises a single wire wound in a helix 12 comprising a plurality of turns 1, 2, 3, n, n+1,... p around a main axis 11 with immediately adjacent turns having an inter-turn spacing between them. The helix has a back end 14 ...  
WO/2020/258214A1
The present application provides a back-fed traveling wave antenna array, a radar, and a movable platform. The back-fed traveling wave antenna array comprises: a first dielectric substrate, a feed unit being provided on the surface of th...  
WO/2020/241391A1
A feed circuit (18) for feeding an antenna (19, 43, 60) includes: a first coupler (C1) including conductive elements (2610, 2620); a second coupler (C2) including conductive elements (2612, 2622); a third coupler (C3) including conductiv...  
WO/2020/231755A1
An electrically small electroquasistatic antenna having a structure that reduces radiated magnetic fields and maintains suitable radiated electrical fields. The electroquasistatic antenna is a dipole antenna that is electrically short, w...  
WO/2020/225741A1
Connector assembly (2) for telemetering devices (1), comprising an antenna (3) adapted to be connected to a transceiver circuit (12) through a transmission line (4); a printed circuit board or PCB (5), whereon an electronic circuit (52) ...  
WO/2020/157144A1
The invention relates to a method for producing a radiofrequency device (10) comprising a dielectric structure having at least one dielectric material in the solid state and at least one dielectric material in the fluid state, said metho...  
WO/2020/147070A1
Provided in the present invention is a dual-frequency four-arm helical antenna and a communication device. The helical antenna comprises a printed circuit board and an antenna carrying portion arranged on the printed circuit board, where...  
WO/2020/101519A1
A GNSS-UHF antenna, including a first PCB having four sets of radiating elements, a second PCB below the first PCB, a metal plate below the second PCB, which form a quadrifilar helical antenna for operating with right-hand circularly ...  
WO/2020/087390A1
Provided are a helical antenna and a communication device. The helical antenna comprises a dielectric cylinder, a feed substrate and multiple radiation oscillators. The dielectric cylinder is carried on the feed substrate, and the multip...  
WO/2020/087391A1
Provided by the present application are a spiral antenna and a communication device. The spiral antenna comprises a first spiral arm, a second spiral arm, and a feeding port. The first spiral arm is spirally extended from the feeding por...  
WO/2020/053090A1
An antenna (100) for emitting radiation from at least one travelling electromagnetic wave that propagates along a guide path, is designed to reduce a reflection likely to be produced for the travelling wave at the end of the guide path. ...  
WO/2020/027156A1
The present invention provides a compact and lightweight antenna device that is usable over a wide frequency range. This antenna device is affixed to a mounting surface with a first element and a second element being opposed to each othe...  
WO/2019/246365A1
Apparatus and systems are disclosed and include a body having a plurality of slots. Each of the plurality of slots includes a first portion, a second portion, and a third portion. The first portion is located on a first surface of the bo...  
WO/2019/216692A1
An S-band quadrifilar antenna device having a stop band is disclosed. A quadrifilar antenna device according to an embodiment comprises: a quadrifilar antenna; and a feeding circuit for generating feeding signals from an input signal by ...  
WO/2019/211446A1
The invention relates to a wire antenna (2) suitable for operating in at least one frequency band, including a plurality of stacked layers, including at least one radiating element (4) placed on a support layer (6), said support layer (6...  
WO/2019/163071A1
The present invention provides an antenna device characterized by being provided with: a ground conductor plate 1 that has a circular first hole 6; a disc-shaped conductor plate 5 that has a circular second hole 7, the center of which is...  
WO/2019/160716A1
Systems and methods for generating digital currencies and converting electronic transmissions from a communication device into digital currency are provided. A communication device comprises an electronic circuit including a controller, ...  
WO/2019/103716A3
This invention is related to an antenna (1) which comprises a cavity (2), a conical structure (7) inside the cavity (2), with a hollow part to place the balun (5) in it, and a hole on top; an electromagnetic absorber (8) coated on the in...  
WO/2019/141412A1
The invention relates to an antenna element (1a; 1b; 1c), having: a feed line (2) for feeding electric power; and a first multiplicity (3; 5; 8) of radiating elements, arranged on a first side of the feed line (2), and a second multiplic...  
WO/2019/143275A1
The invention relates to an antenna. The antenna comprises a feed line having first and second ends on opposite sides of the feed line, wherein a transmission axis is defined as the axis extending between the first and second ends of the...  
WO/2019/118761A1
The present invention includes a method of creating electrical air gap low loss low cost RF mechanically and thermally stabilized interdigitated resonate filter in photo definable glass ceramic substrate. Where a ground plane may be used...  
WO/2019/058832A1
In order to provide a cable-type antenna having a compact and lightweight construction, and capable of specifying a radiation region having a desired antenna length, this cable-type antenna is configured such that, when the antenna is di...  
WO/2019/044000A1
This meta-material device is provided with at least one unit resonator (1). The unit resonator (1) is provided with a resonance element (21), and a pair of reflection elements (22). The resonance element (21) has a strip shape having fir...  
WO/2019/021185A1
The compact wide-band antenna (100), of the so-called "indirect ground monopole" type, comprises: a support base (1); a plurality of linear ground elements (2) mounted on the support base (1) and extending radially therefrom, designed to...  
WO/2019/002752A1
The invention relates to an antenna structure for transmitting and/or receiving waves with metric or decimetric frequency, characterised in that it comprises n collinear antennas, each antenna comprising a radiating portion comprising a ...  
WO/2019/005013A1
A sensor and sensing method for a downhole logging tool provide an antenna having a toroidal or spiral winding that is toroidally or helically wound around a toroid core. The toroidally-wound toroidal winding antenna forms a natural high...  
WO/2018/216686A1
This packaging paperboard is configured to electrically connect RFIC elements and antenna patterns by: printing a plurality of antenna patterns at predetermined intervals on one side layer of a packaging paperboard which is provided with...  
WO/2018/180627A1
Provided is an antenna device having a plurality of antennas in a common case, and capable of being miniaturized while suppressing the deterioration of antenna gain. An antenna device 1 is provided with: an AM/FM capacitive loading eleme...  
WO/2018/182822A1
Transmission power control methods and devices are described. In a transmission power control method, a specific absorption rate (SAR) is calculated based on a transmission power of the communication device and a proximity distance of th...  
WO/2018/165626A1
A cross-link satellite with spherical reflectors that can communicate in up to five substantially orthogonal directions, and thus can be included in a satellite constellation, that can be built and deployed at a lower cost than conventio...  
WO/2018/159668A1
The present invention addresses the problem of providing a technique for an antenna device, in which the transmission and reception of a circular polarized wave can be favorably performed by means of a patch antenna even in the presence ...  
WO/2018/134715A1
Helicoidal, mixed polarization mono-conical antenna having: a supporting structure (2) with a longitudinal axis (2a); ground conductors (3) connected to an area around a first portion (4) of the supporting structure (2) defining a ground...  
WO/2018/085695A3
Antennas such as flat panel, leaky wave antennas with directional coupler feeds and waveguides are disclosed. In one example, an antenna includes a surface having antenna elements, a guided wave transmission line, and a coupling surface....  
WO/2018/120596A1
Disclosed is a quadrifilar helical antenna having a dual-frequency broadband function, comprising a feed network and a cylindrical radiator. Four helical radiation arms are provided on the outer surface of the radiator. The helical radia...  
WO/2018/118996A1
An antenna unit includes a spiral antenna having a first contact point and a second contact point. The antenna unit further includes a coaxial pin configured to be electrically connected to the first contact point of the spiral antenna. ...  
WO/2018/117733A1
The present invention relates to: a wireless sensor node capable of forming a self-organizing network; a fuel raw material tracking device and a blast furnace interior measuring device, which use the same so as to be capable of tracking ...  
WO/2018/106465A1
Aspects of the subject disclosure may include, for example, a launching device including a transmitter configured to generate a radio frequency signal in a microwave frequency band. A helical antenna is configured to launch the radio fre...  
WO/2018/101104A1
The antenna device according to the present invention that can be designed easily comprises a flat antenna of which communication characteristics do not change significantly even when there exist metallic objects or the like in the surro...  
WO/2018/063152A1
Described is a printed circuit antenna array including at least one castellated substrate. Also described is a stacked patch antenna array having at least one castellated substrate. The at least one castellated substrate having first and...  
WO/2018/056362A1
In order to provide a flat antenna having a simple design and not having a great change in communication properties even if there are metal objects, etc., in the vicinity thereof, this flat antenna comprises: an insulating body having a ...  
WO/2018/057505A1
The system and method for a tunable, slow-wave meander line antenna having a plurality of coplanar alternating high and low impedance traces. The tunable inverted L meander line antenna being suitable for space-constrained uses. Electron...  
WO/2018/049543A1
The present invention relates to the technical field of communications, and discloses a pure wireless earphone having a ground plane reflector. The earphone comprises an earbud housing, and an RF signal generator disposed within the earb...  
WO/2018/048891A1
This disclosure relates to the inductive charging of portable electronic devices. In particular, a charging assembly is disclosed that allows a portable electronic device to be charged in multiple orientations with respect to a charging ...  
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/2018/016705A1
A quadrifilar antenna comprising a reflector is disclosed. The quadrifilar antenna according to one embodiment comprises: a main body having a plurality of radiation elements; and the reflector, located at the lower end of the main body,...  
WO/2018/009101A1
The invention relates to search and rescue means for indicating the location of an aircraft. A signalling device for indicating the site of an aviation accident comprises a balloon adapted for filling with a gas that is lighter than air....  
WO/2017/212047A1
The invention relates to a wire antenna capable of operating in at least one predetermined band of frequencies, comprising a plurality of superposed layers, comprising at least one radiating element (4) placed on a support layer (6), sai...  
WO/2017/210373A1
A nanomechanical magnetoelectric antenna includes a thin film heterostructure that has a magnetic element and a piezoelectric element. The heterostructure is suspended on a substrate and is capable of resonating at acoustic resonance fre...  
WO/2017/198869A1
A helical antenna structure for use in an electrosurgical instrument. The helical antenna structure is connectable to inner and outer conductors of a coaxial transmission line, and can act as both a radiating antenna or applicator struct...  
WO/2017/200371A1
An antenna is provided having a primary helical coil (102) and a secondary helical coil (104) contra-wound relative to the primary helical coil. Switchable coupling between the coils allows the antenna response to switch from lower to hi...  

Matches 1 - 50 out of 2,823