|| List of recent Dipole-related patents
Transmission device including at least one electric conductor for the transmission of an ac signal and a dielectric material at least partly surrounding the at least one conductor. The dielectric material includes dipoles.
|Antenna device and wireless transmission device|
In each parasitic element array, parasitic elements, each having a strip shape substantially parallel to a longitudinal direction of a dipole antenna, are formed at predetermined intervals. The parasitic element arrays are arranged such that a plurality of gaps are formed to propagate a radio wave from the dipole antenna, and that a center axis of the dipole antenna and a center axis of a parasitic element group composed of a plurality of parasitic element arrays do not overlap each other, where the center axis of the dipole antenna extends in a wave-guiding direction of a radio frequency signal from a center of the longitudinal direction of the dipole antenna, and the center axis of the parasitic element group extends in the wave-guiding direction of the radio frequency signal from a center of the parasitic element group in the longitudinal direction of the dipole antenna..
A multiband antenna is disclosed, which comprises: a low-band antenna assembly, a mid-band antenna assembly, a high-band antenna assembly and a bottom panel. In an embodiment, the low-band antenna assembly is composed of a first dipole antenna and a second dipole antenna that are arranged intersecting with each other; the mid-band antenna assembly is composed of a plurality of connecting mid-band antennas; the high-band antenna assembly is composed of a plurality of connecting high-band antennas; the bottom panel is provided for the low-band antenna assembly, the mid-band antenna assembly and the high-band antenna assembly to be disposed thereon in a manner that the low-band antenna assembly is disposed on top of the mid-band antenna assembly and the high-band antenna assembly for enabling the multiband antenna to achieve optimal operation performance without causing the three antenna assemblies to interfere with one another..
Gemtek Technology Co., Ltd.
|Manufacturing n-type mosfet|
A method for manufacturing an nmosfet may comprise: defining an active region for the nmosfet on a semiconductor substrate; forming an interfacial oxide layer on a surface of the semiconductor substrate; forming a high-k gate dielectric layer on the interfacial oxide layer; forming a metal gate layer on the high-k gate dielectric layer; implanting dopant ions into the metal gate layer; forming a poly-si layer on the metal gate layer; patterning the poly-si layer, the metal gate layer, the high-k gate dielectric layer and the interfacial oxide layer to form a gate stack; forming a gate spacer surrounding the gate stack; and forming source and drain regions. During annealing for the s/d activation to form the s/d regions, the dopant ions implanted in the metal gate layer may accumulate at both interfaces of the upper interface and the bottom interface of high k dielectric, and electric dipoles with appropriate polarities are generated by interface reaction at the bottom interface, so that the metal gate of the nmosfet may have its effective work function adjusted..
Institute Of Microelectronics, Chinese Academy Of Sciences
|Dipole locator using multiple measurement points|
A receiver and tracking system for identifying a location of a magnetic field source. In a preferred embodiment a plurality of tri-axial antennas are positioned at three distinct points on a receiver frame.
The Charles Machine Works, Inc.
|Tilted antenna logging systems and methods yielding robust measurement signals|
Disclosed herein are electromagnetic logging systems and methods that provide a set of signals that robustly approximate the response of a model tool employing orthogonal triads of point-dipole antennas. One illustrative method embodiment obtains an azimuthally sensitive electromagnetic logging tool's signal measurements as a function of position in a borehole, the tool having at least two spacing distances (d1, d2) between transmit and receive antennas.
Halliburton Energy Services, Inc.
|Circular polarized isolated magnetic dipole antenna|
A circularly polarized isolated magnetic dipole (cp-imd) antenna includes: a first isolated magnetic dipole (imd) element; a second imd element positioned adjacent to the first imd element; a third imd element positioned adjacent to the second imd element and configured to oppose the first imd element; a fourth imd element disposed positioned adjacent to each of the first and third imd elements and configured to oppose the second imd element; and a feed network configured to supply signals to the first thru fourth imd elements at a phase difference of ninety degrees in a clockwise or counterclockwise direction.. .
|High gain variable beam wi-fi antenna|
This invention discloses a design and application of a variable beam antenna optimized for wi-fi application in data, video and voice transmission between various systems with an emphasis on medical monitoring. The subject antenna consists of a unique group of dipole radiators that are excited by zigzag feed lines and perform together as an array.
|Antenna construction, for example for an rfid transponder system|
The invention relates to an antenna construction for an rfid chip for long ranges, which comprises a substrate, an antenna of conducting material supported by the substrate, and coupling means for coupling the antenna to a circuit. In accordance with the invention the antenna is a magnetic dipole, and the coupling means are formed by extensions of the antenna conductor..
Teknologian Tutkimuskeskus Vtt Oy
|Method and sorting carbon nanotubes|
A process of sorting metallic single wall carbon nanotubes (swnts) from semiconducting types by disposing the swnts in a dilute fluid, exposing the swnts to a dipole-inducing magnetic field which induces magnetic dipoles in the swnts so that a strength of a dipole depends on a conductivity of the swnt containing the dipole, orienting the metallic swnts, and exposing the swnts to a magnetic field with a spatial gradient so that the oriented metallic swnts drift in the magnetic field gradient and thereby becomes spatially separated from the semiconducting swnts. An apparatus for the process of sorting swnts is disclosed..
Texas Instruments Incorporated
Wideband deformed dipole antenna for lte and gps bands
A deformed dipole is suggested with trace elements configured for wideband lte and gps operation. The deformed dipole comprises a first dipole conductor disposed on a first surface and first side of the circuit board and a second dipole conductor disposed on an opposite surface and opposite side of the circuit board..
Taoglas Group Holdings Limited, Inc.
Mimo antenna and wireless device
A mimo antenna is provided that includes a ground plane, and a plurality of dipole antenna elements that are arranged in the vicinity of the ground plane. Each of the plurality of dipole antenna elements includes a radiating element including a conductor portion extending along an outer edge portion of the ground plane, and a feeding portion that feeds the radiating element..
Asahi Glass Company, Limited
Arrangement and electronically tracking rf reflector antennas
A high-frequency reflector antenna (1) is provided that includes at least one main reflector (2), at least one sub-reflector (3) and at least one horn (4). The stationary elements (5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7, 5.8) for influencing the direction-dependent reception characteristic are present in the beam path between the main reflector (2) and the horn (4).
Energy harvesting devices, systems, and related methods
Energy harvesting devices include a substrate and a plurality of resonance elements coupled to the substrate. Each resonance element is configured to collect energy in the visible and infrared light spectra and to reradiate energy having a wavelength in the range of about 0.8 μm to about 0.9 μm.
Battelle Energy Alliance, Llc
Method for automatic recognition of a mobile magnetic object
An automatic recognition method includes the calculation of an error representative of the difference between an estimate of the values of the magnetometer measurements when the positions, orientations and amplitudes of the magnetic moments of the p dipoles are equal to those determined, and the values of the magnetometer measurements taken. There is the selection of another system of equations linking each measurement of a triaxial magnetometer to the position, orientation and amplitude of the magnetic moment of p′ magnetic dipoles.
Commissariat À L'Énergie Atomique Et Aux Énergies Alternatives
A position sensor comprises a magneto-resistive element. The magneto-resistive element comprises a stack of layers including at least a conductive layer in between two magnetic layers.
International Business Machines Corporation
Hearing aid device having a folded dipole
A hearing aid device has an antenna device. The antenna device is configured to receive and/or transmit electromagnetic waves of a predetermined wavelength lambda.
Modified folded dipole antenna arrangement
Exemplary embodiments of the present disclosure include dipole arrangement, or an array of dipole arrangements which can include at least two poles extending in opposite direction from one another, each of the poles including capacitor and an inductor(s). A lattice balun can be located at a center gap between the poles, and can be a 50 ohm lattice balun.
Module for wireless communication and producing a module for wireless communication
A module for wireless communication includes: a module body which (i) is plate-shaped, has (ii) a structure having a plurality of layers, and (iii) has a circuit region; and a folded dipole which is situated circumferentially around the circuit region and has a first dipole half situated in a first level of the module body, and a second dipole half situated in a second level of the module body. The first dipole half and the second dipole half are separated by a layer of the module body, and are connected to one another in electrically conductive fashion through a first via and a second via extending through the layer..
Method of eliminating resonances in multiband radiating arrays
A multiband radiating array according to the present invention includes a vertical column of lower band dipole elements and a vertical column of higher band dipole elements. The lower band dipole elements operate at a lower operational frequency band, and the lower band dipole elements have dipole arms that combine to be about one half of a wavelength of the lower operational frequency band midpoint frequency.
Method for manufacturing p-type mosfet
The present disclosure discloses a method for manufacturing a p-type mosfet, comprising: forming a part of the mosfet on a semiconductor substrate, the part of the mosfet comprising source/drain regions in the semiconductor substrate, a replacement gate stack between the source/drain regions above the semiconductor substrate, and a gate spacer surrounding the replacement gate stack; removing the replacement gate stack of the mosfet to form a gate opening exposing a surface of the semiconductor substrate; forming an interface oxide layer on the exposed surface of the semiconductor; forming a high-k gate dielectric layer on the interface oxide layer in the gate opening; forming a first metal gate layer on the high-k gate dielectric layer; implanting dopant ions into the first metal gate layer; and performing annealing to cause the dopant ions to diffuse and accumulate at an upper interface between the high-k gate dielectric layer and the first metal gate layer and a lower interface between the high-k gate dielectric layer and the interface oxide layer, and also to generate electric dipoles by interfacial reaction at the lower interface between the high-k gate dielectric layer and the interface oxide layer.. .
Electrical activity sensor device for detecting electrical activity and electrical activity monitoring apparatus
An electrical activity sensor attachable to a power cable of an electrical device for detecting an impulse generated in the power cable in response to a change in electrical power state of the electrical device, the electrical activity sensor comprising an antenna assembly comprising an antenna element operable to magnetically couple with an electrical pulse generated in the power cable to induce an electrical signal in response to a change in electrical power state of the electrical device; and at least one dipole type antenna configured operate as a half wave dipole in the operating frequency range of the antenna element and to magnetically couple to the antenna element wherein the dipole type conductor is operable to wirelessly transmit data representative of the power state change of the electrical device to a remote reader.. .
A measurement circuit for a sensor, the measurement circuit includes at least one detection branch including at least a first series of at least one dipole and a second series of at least one dipole, the series being connected in parallel and connected at their inputs to a common input terminal, each series of dipole being connected to a distinct output terminal, and an electronic circuit including a bias circuit configured to apply a bias current to the detection branch from the input terminal, and a read circuit configured to impose on each output terminal the same potential referred to as the “reference potential”; the electronic circuit including a determination circuit for determining variations in impedances of each series of dipole of the detection branch on the basis of the current applied to each output terminal by the read circuit so as to keep the potentials equal.. .
Nanodevices for generating power from molecules and batteryless sensing
A nanoconverter or nanosensor is disclosed capable of directly generating electricity through physisorption interactions with molecules that are dipole containing organic species in a molecule interaction zone. High surface-to-volume ratio semiconductor nanowires or nanotubes (such as zno, silicon, carbon, etc.) are grown either aligned or randomly-aligned on a substrate.
According to various aspects, exemplary embodiments are disclosed of antenna assemblies. In an exemplary embodiment, an antenna assembly generally includes a feed network and a ground plane.
Laird Technologies, Inc.
Methods for manufacturing semiconductor devices
There is disclosed a method for manufacturing a semiconductor device comprising two opposite types of mosfets formed on one semiconductor substrate, the method comprising: forming a portion of the mosfet on the semiconductor substrate, said portion of said mosfet comprising source/drains regions located in the semiconductor substrate, a dummy gate stack located between the source/drain region and above the semiconductor substrate and a gate spacer surrounding the dummy gate stack; removing the dummy gate stack of said mosfet to form a gate opening which exposes the surface of the semiconductor substrate; forming an interfacial oxide layer on the exposed surface of the semiconductor structure; forming a high-k gate dielectric on the interfacial oxide layer within the gate opening; forming a first metal gate layer on the high-k gate dielectric; implanting doping ions in the first metal gate layer; forming a second metal gate layer on the first metal gate layer to fill up the gate opening; and annealing to diffuse and accumulate the doping ions at an upper interface between the high-k gate dielectric and the first metal gate layer and at a lower interface between the high-k gate dielectric and the interfacial oxide, and generating an electric dipole at the lower interface between the high-k gate dielectric and the interfacial oxide by interfacial reaction.. .
Institute Of Microelectronics, Chinese Academy Of Sciences
Locally-powered, polarization-insensitive antenna for rfid reader, and rfid system for, and , scanning item tags with one or more such antennas
A reader antenna for a radio frequency (rf) identification (rfid) reader operative for scanning rfid item tags that are oriented at different orientations and that are associated with items contained in a controlled area, includes a pair of mutually orthogonal dipoles for radiating electromagnetic waves with mutually orthogonal polarizations, an electrically energizable rf switch for switching between the dipoles, and an rfid antenna tag mounted adjacent the dipoles, and operative for receiving the radiated wave from either dipole, for locally generating electrical power to supply power to the rf switch, and for energizing the rf switch to switch between the dipoles.. .
Symbol Technologies, Inc.
Antenna structure of a circular-polarized antenna for a vehicle
A turnstile antenna has two dipoles which have a galvanic contact at the crossing point. The dipoles are arranged in a geometrically asymmetrical manner with respect to the crossing point.
Continental Automotive Gmbh
Compact antenna array using virtual rotation of radiating vectors
In one example, a device includes an antenna array having at least a first cross dipole antenna element having a first dipole and a second dipole orthogonal to the first dipole and at least a second cross dipole antenna element having a third dipole and a fourth dipole orthogonal to the third dipole. An orientation of the at least a second cross dipole antenna is offset 45 degrees with respect to the at least a first cross dipole antenna element.
Quintel Technology Limited
An antenna comprising: a folded dipole and a reflector positioned to reflect radiation emitted by the dipole that is incident on the reflector.. .
Cambridge Silicon Radio Limited
Wireless communication device
A compact wireless communication includes a first radiating element and a second radiating element, which define and function as a dipole antenna, a feeder circuit including a wireless ic chip coupled with the first and second radiating elements, and a feeder substrate that is provided with the wireless ic chip. The first radiating element is provided to the feeder substrate.
Murata Manufacturing Co., Ltd.
Memory cells and methods of fabrication
Memory cells are disclosed. Magnetic regions within the memory cells include an alternating structure of magnetic sub-regions and coupler sub-regions.
Micron Technology, Inc.
Method for manufacturing semiconductor device
A method for manufacturing a semiconductor device that comprises two opposite types of mosfets formed on one semiconductor substrate, comprising: defining an active region for each of the mosfets on the semiconductor substrate; forming an interfacial oxide layer on a surface of the semiconductor substrate; forming a high-k gate dielectric layer on the interfacial oxide layer; forming a metal gate layer on the high-k gate dielectric layer; implanting dopant ions in the metal gate layer; forming a poly-si layer on the metal gate layer; patterning the poly-si layer, the metal gate layer, the high-k gate dielectric layer and the interfacial oxide layer to form a plurality of gate stack structures; forming a plurality of gate spacer surrounding each of the plurality of gate stack structures; and forming a plurality of s/d regions. During activation annealing for forming the s/d regions, the dopant ions implanted in the metal gate layer diffuse and accumulate at an upper interface of the high-k gate dielectric layer to change the characteristics of the metal gates, and at a lower interface of the high-k gate dielectric layer to form electric dipoles with appropriate polarities by interfacial reaction, so as to realize adjusting of the effective work functions of the metal gates of the opposite types of mosfets, respectively..
Institute Of Microelectronics, Chinese Academy Of Sciences
Estimating formation stresses using radial profiles of three shear moduli
Maximum and minimum horizontal stresses, and horizontal to overburden stress ratio, are estimated using radial profiles of shear moduli. Inversion enables estimation of maximum and minimum horizontal stresses using radial profiles of three shear moduli associated with an orthogonal set of axes defined by the three principal stress directions.
Schlumberger Technology Corporation
Dual polarized dipole antenna
The present invention relates to a dual polarized dipole antenna (10) comprising a first dipole (21) and a second dipole (22); said first (21) and second (22) dipoles being substantially planar and being joined to each other to form a dual polarized dipole antenna (10); said dual polarized dipole antenna (10) including a separate parasitic cap element (50) attached to said first (21) and second (22) dipoles so as to secure said first (21) and second (22) dipoles to each other. The invention also includes an antenna system including a plurality of the dual polarized dipole antennas..
P-wave Holdings, Llc
Semiconductor device and manufacturing the same
A semiconductor device and a method of manufacturing the same are disclosed. The method includes forming a semiconductor fin on a semiconductor substrate.
Institute Of Microelectronics, Chinese Academy Of Sciences
High-strength microwave antenna assemblies
Various high-strength microwave antenna assemblies are described herein. The microwave antenna has a radiating portion connected by a feedline to a power generating source, e.g., a generator.
Slot fed dipole antenna
A dipole antenna system is disclosed. An indirect feed technique is used to feed the antenna and the radiating elements are connected to a shield of a coax cable.
Integrated multiband antenna
An end fed dipole antenna on a circuit board configured to be a multiband, portable radio antenna has, among other features, an integrated diplexer for operating the antenna in multiple frequency bands.. .
R.a. Miller Industries, Inc.
Organic light-emitting display apparatus
Provided is an organic light-emitting display apparatus that includes a substrate; a first electrode on the substrate; an intermediate layer on the first electrode and including an organic emission layer; and a second electrode that includes a first layer including a dipole material, a second layer including a material having a work function of 3.6 ev or less, and a third layer including a conductive material, wherein the first to third layers are sequentially disposed on the intermediate layer.. .
Samsung Display Co., Ltd.
Wireless energy transfer resonator thermal management
Described herein are improved configurations for a wireless power transfer. Described are methods and designs to reduce and manage heating and heat dissipation in resonator structures.
Tracking positions of personnel, vehicles, and inanimate objects
A device rotates at least one static magnetic field about an axis, producing a rotating magnetic dipole field, and is movable in relation to the surface of the ground. The field is periodically sensed using a receiver to produce a receiver output responsive to the field.
Merlin Technology, Inc.
Nanofluid contact potential difference battery
A nanofluid contact potential difference cell comprises a cathode with a lower work function and an anode with a higher work function separated by a nanometer-scale spaced inter-electrode gap containing a nanofluid with intermediate work function nanoparticle clusters. The cathode comprises a refractory layer and a thin film of electrosprayed dipole nanoparticle clusters partially covering a surface of the refractory layer.
Method and system for estimating the insulation resistance between a battery and an electrical earth
A method for estimating insulation resistance between a terminal of a battery and an electrical ground, including: connecting a measuring circuit to one terminal of the battery, the measuring circuit including a resistance of known value and a capacitance; application of a known input signal having an input voltage; measurement of an output voltage between the ground and a point located between the resistance of known value and the capacitance; determination of a complex impedance of a dipole of the capacitance and the insulation resistance or determination of parameters of a differential equation; and determination of the insulation resistance from the parameters of the differential equation or the complex impedance.. .
Microwave antenna with choke
According to one aspect of the present disclosure, a microwave antenna assembly is disclosed. The antenna assembly includes a feedline having an inner conductor, an outer conductor and an inner insulator disposed therebetween and a radiating portion including a dipole antenna having a proximal portion and a distal portion.
Catheter system and methods of medical uses of same, including diagnostic and treatment uses for the heart
The present invention includes systems, devices and methods for treating and/or diagnosing a heart arrhythmia, such as atrial fibrillation. Specifically, the present invention provides a system including a diagnostic catheter and an ablation catheter.
Acutus Medical, Inc.
Method and recirculation with control of synchrotron radiation
A method for controlling beam quality degradation from isr and csr and stabilizing the microbunching instability (μbi) in a high brightness electron beam. The method includes providing a super-periodic second order achromat line with each super period being individually linearly achromatic and isochronous, setting individual superperiod tunes to rational fractions of an integer (such as 4th or 6th integers), setting individual bend angles to be as small as practical to reduce driving terms due to dispersion and dispersive angle, and setting bend radii as large enough to suppress isr but not negatively affect the radial dependence of csr.
Jefferson Science Associates, Llc
Device for detecting and measuring an insulation fault
A device for detecting an insulation fault of a direct voltage source that can induce electrocution, including: first and second input terminals for the voltage source; first and third resistive dipoles connected in series between an electric ground and the second input terminal, the first resistive dipole having a resistance at least ten times higher than that of the third dipole; a second resistive dipole and a switch connected in series between the first input terminal and the electric ground; and a detection circuit connected to the terminals of the third dipole, configured to alternately open and close the switch, measure the voltage at the terminals of the third dipole, and determine the amplitude of an insulation fault according to the measured voltages.. .
Rf hyperthermia device for personalized treatment and diagnosis
The present invention relates to a radiofrequency (rf) hyperthermia device for personalized treatment and diagnosis using capacitive coupling and without dipole antenna comprising a radiofrequency source, an amplifier, a sensor and a modulation signal input/generator, wherein the radiofrequency source produces a source signal which is modulated by the modulation signal input/generator using the phase information generated by homeostasis of the target to generate a modulated source signal, the modulated source signal is amplified by the amplifier and directed to a target, and the sensor detects the phase information generated by homeostasis of the target to provide a feedback signal, wherein the feedback signal modulates the source signal to generate a personalized modulated signal. This radiofrequency (rf) hyperthermia device is designed for personalized treatment and diagnosis of a target such as a patient or a malignant or tumorous area within a patient..
Dual-polarized dipole antenna
Provided is a dual-polarized dipole antenna. The dual-polarized dipole antenna includes a substrate etched as first and second microstrip lines and provided in a cube, first to fourth feeding lines etched as third microstrip lines and disposed in a square type in a vertical direction to the substrate, and first to fourth radiation patches disposed in a square type in the vertical direction to the first to fourth feeding unit, wherein the first to fourth feeding units are respectively disposed on adjacent pairs of the first to fourth radiation patches.
Electronics And Telecommunications Research Institute
An omnidirectional vertical polarization antenna is configured of monopole antennas, the number of which is k (k≧3), disposed on a circumference of a circle at equal spaces. An omnidirectional horizontal polarization antenna is configured of first to m-th omnidirectional antennas stacked in m (m≧2) layers in a first direction perpendicular to a reflector, and each of the first to m-th omnidirectional antennas is configured of half-wave dipole antennas, the number of which is n.
Nihon Dengyo Kosaku Co., Ltd.
Dual-band interspersed cellular basestation antennas
Low-band radiators (100) of an ultra-wideband dual-band dual-polarization cellular basestation antenna (400) and ultra-wideband dual-band dual-polarization cellular base-station antennas (400) are provided. The dual bands comprise low and high bands.
Ultra-slim nuclear magnetic resonance tool for oil well logging
Nmr properties of earth formations are determined using a logging device movable in a borehole. The logging device includes a magnet assembly to generate a static magnetic field and an antenna expandable from the surface of the magnet assembly into the borehole toward the borehole wall to increase the magnetic dipole moment of the antenna.
Compact proton therapy system with energy selection onboard a rotatable gantry
Systems and apparatuses for providing particle beams for radiation therapy with a compact design and suitable to a single treatment room. The radiation system comprises a stationary cyclotron coupled to a rotating gantry assembly through a beam line assembly.
Varian Medical Systems Particle Therapy Gmbh
Modified wet tip antenna design
A microwave antenna including a feedline, a radiating section, an inflow hypotube, a puck, a transition collar and a sleeve. The feedline includes a coaxial cable including an inner and outer conductor, and a dielectric disposed therebetween.
High isolation antenna structure on a ground plane
In accordance with one example, an antenna structure includes a three-dimensional dipole antenna having a first arm and a second arm that are suspended above a ground plane. One or more three-dimensional monopole antennas have corresponding monopole elements positioned in a plane of symmetry between the arms of the dipole.
Equal interval multipath rejected antenna array
Systems and methods for an equal interval multipath rejecting antenna array are provided. In one embodiment, and antenna system comprises: a plurality of dipole elements equally spaced along a linear central antenna mast, the plurality of vertically orient dipole elements spaced apart by λ/2 along the central antenna mast and oriented normal to the central antenna mast; and a feed network to drive each of said elements.
Honeywell International Inc.
Organic light emitting device
An organic light emitting device (oled) is provided, comprising a first electrode and a second electrode disposed oppositely, and an organic light emitting (el) layer formed between the first electrode and the second electrode, wherein the el layer comprises at least one organic light emitting material. In one embodiment, the el layer is a dipole controlled organic light emitting layer, and the longest axes of organic molecules of the organic light emitting material or exciton dipole moments of the organic molecules are anisotropically oriented, such as arranged as an anisotropic array, for decreasing the possibility of exciton energy directly coupled into the cathode.
Industrial Technology Research Institute
Magnetic field generator and sensor device for use in determining an angle of rotation
A sensor device includes: at least one magnetic field generator having an end face line, the at least one magnetic field generator being configured to determine an angle of rotation by use of at least one sensor unit; and the at least one sensor unit configured to detect a magnetic flux density representative of the angle of rotation about an axis of rotation, which axis of rotation lies in a magnet plane of the at least one magnetic field generator and runs perpendicularly to the end face line. The magnetic field generator is formed as a dipole magnet with a north pole and a south pole.
Continental Automotive Gmbh
Sonic logging for assessing well integrity
Methods are disclosed for detecting fluid in at least one annulus around at least one casing installed in a borehole traversing a formation utilizing a sonic tool. The sonic tool is activated in the borehole and the received sonic waveforms are processed to obtain a dispersion plot.
Schlumberger Technology Corporation
Method and device for determining and presenting surface charge and dipole densities on cardiac walls
The invention discloses a method, a system, a computer program and a device for determining the surface charge and/or dipole densities on heart walls. Using the foregoing, a table of dipole densities ν(p′, t) and/or a table of surface charge densities ρ(p′, t) of a given heart chamber can be generated..
Multi-channel mimo antenna apparatus using monopole or dipole antenna
A monopole mimo antenna apparatus using a monopole antenna or dipole antenna is provided. The antenna apparatus may include a first antenna device disposed at a side of a ground surface, a second antenna device disposed at another side of the ground surface and at least one parasitic antenna device spaced apart from the first antenna device and the second antenna device by a predetermined distance between the first antenna device and the second antenna device..
Electronics And Telecommunications Research Institute
Small-caliber, high-performance broadband radiator
A small-caliber, high-performance broadband radiator allows two unit arms of the first and second group of dipoles to be folded inwards, an included angle of 40°-50° is formed between two unit arms of the first/second groups of dipoles and the first/second unit racks, and the unit arms of the first and second groups of dipoles are arranged linearly at interval while flexural loading sections are provided and also connected by dielectric medium. Hence, the broadband radiator allows significant reduction of the aperture of the broadband radiator, and there is a larger adjustment space for the gap of the radiator array, so the interference of low and high bands is less.
Wha Yu Industrial Co., Ltd.
Low profile dipole antenna assembly
A compact, low profile dipole antenna assembly includes first and second linear radiating elements that form the positive and negative sides of the dipole antenna, and a balun that extends in parallel with the second radiating element, i.e., the negative side of the dipole antenna. The second radiating element is connected to ground at one end and is an open circuit at an opposite end.