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Matches 1 - 50 out of 2,828

Document Document Title
WO/2021/076411A1
An audio or haptic power output system manages and delivers power to multiple output transducers based on corresponding power or current limits that are adjusted dynamically according to measures of power or current that are required to ...  
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...  

Matches 1 - 50 out of 2,828