|| List of recent Antenna-related patents
|Generating a signal|
A method for generating a signal for a transmission antenna in a magnetic resonance imaging system includes generating a real part and an imaginary part of a baseband signal, generating a real part and an imaginary part of variations in frequency and in phase, and performing a complex multiplication of the baseband signal with the variations in frequency and in phase and a radiofrequency carrier signal for modulation. The method also includes modifying the modulated signal, and may include establishing a characteristic angle for a phase shift of the modified signal, and correcting the modulation based on the established angle in a closed-loop control..
|Variable offset positioning antenna array for enhanced guidance of automated guided vehicles (agvs)|
An automated storage system for storing a plurality of objects in storage locations, the automated storage system comprising a master control computer, a guidance network, a plurality of automated guided vehicles (agvs) each having an onboard microprocessor for providing a position of each agv relative to the guidance network to the master control computer and a receiver for receiving control commands from the master control computer, and a plurality of trays for engagement with the plurality of agvs for transportation and storage of the objects.. .
|Hyperthermia system and a method for generating a focused threedimensional rf field|
The invention relates to a hyperthermia system for treating a patient, comprising an rf power unit, one or more rf antenna's connected to the rf power unit for generating a focused three-dimensional rf field, a controller for adjusting the rf power source and/or the one or more rf antenna's for steering the focused three-dimensional rf field; a sensor for sensing a parameter representative of the focused three-dimensional rf field; a communication environment for inputting data from the said sensor and/or additional information provided by the patient, said communication environment being capable of generating trigger signals to the controller for in use steering the focused three-dimensional rf filed in real time. The invention further relates to a method for generation a focused three-dimensional rf field..
|Microwave field stimulator|
A system includes a controller module, which includes a storage device, a controller, a modulator, and one or more antennas. The storage device is stored with parameters defining a stimulation waveform.
|Medical imaging system having a magnetic resonance imaging unit and a positron emission tomography unit|
A medical imaging system includes a magnetic resonance imaging unit including a magnet unit and a patient receiving area surrounded by the magnet unit, wherein the magnet unit includes a main magnet, a gradient coil unit and a radio-frequency antenna unit. In at least one embodiment, the medical imaging system further includes a positron emission tomography unit including at least two positron emission tomography detector modules.
|Method and device for determining user handedness and controlling a user interface|
A handheld portable device (10) receives information signals modulated over one or more radio frequency (rf) spectrums includes housing (150), a user interface (62) and a plurality of antennae (a1-a3) that are configured to respond to modulated rf information signals. Receivers (rx1-rx3) receive the modulated rf information signals from the plurality of antennae.
|Second order harmonic cancellation for radio frequency front-end switches|
A radio frequency switch circuit with improved harmonic suppression and low insertion loss has an antenna port and a plurality of signal ports. A plurality of transistor switch circuits, are connected to a respective one of the plurality of signal ports and to the antenna port.
|Semiconductor device, antenna switch circuit, and radio communication apparatus|
A semiconductor device includes: a laminated body including a channel layer that is configured of a compound semiconductor; and at least one gate electrode that is provided on a top surface side of the laminated body, wherein the laminated body includes a first low-resistance region that is provided on the top surface side of the laminated body, the first low-resistance region facing the at least one gate electrode, and a second low-resistance region that is provided externally of the first low resistance region on the top surface side of the laminated body, the second low-resistance region being continuous with the first low-resistance region.. .
|Broadband distributed antenna system with non-duplexer isolator sub-system|
Certain aspects and aspects of the present invention are directed to a distributed antenna system having a downlink communication path, an uplink communication path, and a non-duplexer isolator sub-system. The downlink communication path can communicatively couple a transmit antenna to a base station.
|Method, wireless device and wireless communications system to guide a user of a wireless device to establish an optimal wireless direct link to another wireless device|
A system, method and protocol for guiding a user to establish an optimal wireless link. The method provides a first device (550) to communicate with a second device (500) in a wireless network, the method including: receiving, by the first device (550), location information of at least one antenna (510, 520) in the second device (500); providing, by the first device (550), an audio, visual, or audiovisual representation of the location of the at least one antenna (510, 520) in the second device (500)..
|Interface unit and computer|
In an interface unit, a shield layer includes an aperture through which magnetic flux generated by a power feeding coil of an antenna passes. Since the antenna is smaller than the shield layer, the aperture is much smaller than the shield layer.
Nfc functionality and versatility further disclosed is a detachable antenna embedded in a potentially detachable shell which closely fits a mobile device and is adapted for use with the above mentioned integrated circuit, system or architecture.. .
|Systems and methods for satellite communication with mobile platforms|
A method and system for communication with a mobile platform is provided. An antenna system coupled to a transmitter for use in providing a communication channel to a mobile user includes a first linear transmit array of radiating horns, a second linear transmit array of radiating horns, and at least one reflector coupled to at least one of the first linear transmit array and the second linear transmit array, the at least one reflector configured to reflect illumination from the first and second linear transmit arrays to form a communication channel for the mobile user..
|Receive only smart ground-terminal antenna for geostationary satellites in slightly inclined orbits|
A receive only smart antenna with a command pointing option for communicating with geostationary satellites that autonomously detects the directions from which desired signal are received, and steer the multiple beams accordingly. An array feed is used to illuminate a parabolic reflector.
|Method and apparatus for acquiring a precoding matrix indicator and a precoding matrix|
In the field of communication technologies, a method and an apparatus for acquiring a precoding matrix indicator (pmi) and a precoding matrix (pm) are provided. The method includes: acquiring a reference pmi and a differential pmi according to a first non-differential codebook and a first diagonal differential codebook, where codewords included in the first diagonal differential codebook form a diagonal matrix.
|Method and apparatus for miniaturization of mimo systems via tightly coupled antenna array|
In a multiple input multiple output (mimo) system, an apparatus and method includes a tightly coupled array antennas (tca) or current sheet antennas (csa). Far-field radiation patterns from any current sheet antenna are formed from the combination of the fields generated by a set of currents on the csa of array port orthogonal modes, such as the characteristic modes (cm).
|Source node and relay node that cooperatively transmit an alamouti code|
Methods, systems and apparatuses are provided for transmitting and receiving space-time block coded data in a wireless communications system with co-operative relays. A source node transmits rf signals representing first and second sets of data symbols in respective first and second channels (in time frequency code or any combination) of a wireless communications system, the first and second sets of data symbols being for transmission from separate antennas respectively according to a space-time block code.
|Method and apparatus for transmitting reference signals in uplink multiple input multiple output (mimo) transmission|
The present invention relates to a wireless communication system, and more particularly, to a method and an apparatus for transmitting reference signals in uplink mimo transmission. According to one embodiment of the present invention, the method for transmitting uplink signals through a terminal in the wireless communication system comprises the steps of: receiving control information including the information on a cyclic shift and/or an orthogonal cover code; allocating the multiplexed reference signals onto an uplink subframe; and transmitting the subframe through a multi-antenna.
|Methods providing offset values defining differences between mimo data streams and related controllers and wireless terminals|
A method of communicating with a wireless terminal may include providing first information responsive to receiving first and second multiple-input-multiple-output (mimo) data streams from the wireless terminal through a first antenna array of a first sector during a first transmission time interval. Second information may be provided responsive to receiving the first and second mimo data streams from the wireless terminal through a second antenna array of a second sector during the first transmission time interval with the first and second sectors being different and the first and second antenna arrays being different.
|Method and apparatus for transmitting downlink reference signal in wireless communication system that supports multiple antennas|
A method for transmitting a channel status information reference signals (csi-rss) for a maximum of eight antenna ports includes mapping the csi-rss for a maximum of eight antenna ports onto a data region of a downlink subframe having a normal cyclic prefix (cp) configuration according to a predetermined pattern; and transmitting the downlink subframe to which the csi-rss mapped, wherein the predetermined pattern defines the csi-rss to be mapped onto two ofdm symbols of the data region in the downlink subframe and mapped to at least one of four subcarrier positions in each of the two ofdm symbols, and wherein the four subcarrier positions defined by the predetermined pattern may be two consecutive subcarrier positions and two other consecutive subcarrier positions spaced apart by four subcarriers.. .
|Radio network channel allocation method, device and system|
Embodiments of the present invention provide a radio network channel allocation method, a device, and a system that relate to the communications field, so as to avoid that different ues in a das cell occupy the same physical resources to send control signals, and enhance performance of a network side device in detecting the control signals sent by the ues. The method includes: grouping user equipments ues within a distributed antenna system das cell in a non-repeated manner; sending different cyclic shift value offset information to ues in different groups, so that the ues generate control signals according to the cyclic shift value offset information and send the control signals; and determining cyclic shift values used by the ues according to the cyclic shift value offset information, and detecting the control signals sent by the ues according to the cyclic shift values..
A tunable diplexer includes a high band port, a low band port, an antenna port, a high pass filter, and a low pass filter. The high pass filter is coupled between the high band port and the antenna port, and is configured to pass signals within a high pass band between the high band port and the antenna port.
|Apparatus for communication using simplex antennas|
An apparatus comprises a duplexer having a transmit port, a receive port, and an antenna port. A transmitter is coupled to the antenna port of the duplexer.
|Baseband data transmission and reception in an lte wireless base station employing periodically scanning rf beam forming techniques|
The present disclosure is related to a large-scale broadband wireless network capable of providing a very high wireless data capacity, wherein one aspect of the system utilizes a periodic beam forming system. When a wireless base station cell operates a periodic beam forming system, it is necessary to locate each user served by the cell within a sub-area covered by one of the m times n rf beams generated by the system.
|Adjustment of radiation patterns utilizing a position sensor|
A device for a wireless rf link to a remote receiving device can radiate at different radiation patterns in response to detecting a change in the device position. As the device is moved, displaced, or re-positioned, a position sensor in the device detects the change in position and provides position information to a processor.
|Method and system for digital cancellation scheme with multi-beam|
A method and system may include a plurality of collocated access points (aps), each coupled to, and operating independently with, a respective set of antennas, wherein the antennas are directional and oriented to create beams that cover different directions, for dividing a coverage of the aps into a plurality of subsectors, wherein the antennas further comprise transmit antennas and receive antennas separated from each other, wherein the aps operate with a limited number of channels, wherein two or more of the subsectors share a common channel, wherein the aps are configured to initiate a transmission by employing collision sense multiple access/collision avoidance (csma/ca), wherein the antennas are configured to enable simultaneous operation of each of the subsectors without impairing operation of the others, and wherein a radio frequency (rf) energy reception between the transmit antennas and the receive antennas is configured to prevent independent subsector operation because of the csma/ca.. .
|Wireless tap-off device capable of providing wireless lan service|
A wireless tap-off device capable of providing a wireless lan service, which can allow a user to receive a wireless lan service anywhere in the country through a tap-off device of an existing catv network, is provided. The wireless tap-off device may include a cable modem which converts a catv signal into an ethernet signal, outputs the converted signal, converts an ethernet signal into a catv signal, and transmits the converted signal to a connector, an access point which converts an ethernet signal applied from the cable modem into a wireless signal, transmits the converted signal to a computer device through an antenna in a wireless manner, converts a wireless signal applied from the computer device into an ethernet signal, and provides the converted signal to the cable modem, a dc power supply, and a switching unit..
|Electronic device having touch sensor|
An electronic device with a touch sensor includes a body mounted with an electronic element, and a cover detachably coupled to the body. The body includes a signal generating circuitry that generates an electric signal, a first antenna that transmits the electric signal, and a touch processing circuitry that processes a touch signal received through the first antenna.
A multi-band antenna includes a base portion, a high-frequency radiating portion, a feeding portion and a low-frequency radiating portion. The base portion has a first transverse edge and a second transverse edge parallel to and opposite to the first transverse edge.
|Semiconductor package having integrated antenna pad|
An apparatus for a semiconductor-package includes a semiconductor device having a radio frequency (rf) input or output, an antenna pad, and a package structured to house the semiconductor device and the antenna pad. The antenna pad may be coupled to the radio frequency (rf) input or output, and the antenna pad is structured to reduce the inductance of the package.
|Antenna arrangement and device|
An antenna arrangement of an electronic device and a device is disclosed. The antenna arrangement includes two radiator elements.
|Reflectarray antenna for wireless telecommunication and structure thereof|
A reflectarray antenna for wireless telecommunication includes a ground plane; a dielectric substrate attached on the ground plane; and a first antenna patch formed on one side of the dielectric substrate. Further, the reflectarray antenna includes a second antenna patch formed adjacent to the first antenna patch with a separation area therebetween; and a phase adjustment member disposed in the separation area to adjust a phase of a scattered field of the antenna by the appliance of a dc voltage..
|Array antenna device|
An array antenna device includes a substrate, a strip conductor formed on one surface of the substrate, plural loop elements formed on the one surface of the substrate, and a conductor plate formed on the other surface of the substrate. Each of the loop elements has a circumferential length that is approximately equal to one wavelength of a radiated radio wave, and is disposed at such a position as to be coupled with the strip conductor electromagnetically, and the loop elements are arranged alongside the strip conductor at distances that are equal to the one wavelength..
An antenna, intended to transmit and receive radio waves within a given frequency band, comprises at least one radiating element, placed on a flat reflector, comprising a radiating device disposed within a plane parallel to the reflector's plane, at least one conductive line feeding the radiating element, at least one parasitic element disposed above the radiating element, which comprises a two-dimensional base belonging to a plane parallel to the radiating device's plan, associated with a third dimension that gives it a volumic shape.. .
|Variable beam control antenna for mobile communication system|
The present invention relates to a variable beam control antenna for a mobile communication system, the antenna comprising: a radome formed on the front surface at which a signal is emitted; multiple emitters vertically arranged in at least one row; a frame portion for supporting the radome and the multiple emitters; and a direction-changing module which rotates each of the multiple emitters vertically and horizontally with respect to a reference point in order to change the emission direction of the multiple emitters.. .
|Electronically tunable antenna based on orientation correction and adjustment and electronically tunable antenna system|
The present disclosure provides an electronically tunable antenna based on orientation correction and adjustment and an electronically tunable antenna system. The main body of the electronically tunable antenna includes at least one electronically tunable antenna body.
The invention relates to a multibeam source for a multibeam antenna, the source comprising a plurality of identical basic sources, such that the basic sources are combined into identical subnetworks around a central basic source, each subnetwork forming a beam, and such that two adjacent subnetworks comprise at least one common basic source, wherein the source includes: a supply and polarization stage for supplying power to the central basic sources and polarizing the electromagnetic field at the accesses of the central basic sources; and a stage for distributing the power from the central basic sources among the basic sources of the corresponding subnetwork and those common to a plurality of subnetworks according to a predetermined amplitude law.. .
|Focal lens for enhancing wideband antenna|
An rf focusing component is provided for an antenna having a formed cavity between two adjacent lobes of planar conductive material positioned on a first side of a substrate with said cavity decreasing in diameter from a widest point of said cavity to a narrowest point along angled side edges, such as a planar notch or horn wideband antenna. The focal component positioned on an opposite side of a dielectric substrate from the horn of the antenna has a body with side edges adjacent angled sided edges of the notch or horn antenna to prevent distention of rf signals communicating through narrowing regions of the horn..
|Antenna with tunable high band parasitic element|
Electronic devices may be provided that include radio-frequency transceiver circuitry and antennas. An antenna may be formed from an antenna resonating element and an antenna ground.
|Electronic device antenna with multiple feeds for covering three communications bands|
Electronic devices may be provided that include radio-frequency transceiver circuitry and antennas. An antenna may be formed from an antenna resonating element and an antenna ground.
|Antenna module with proximity sensing function|
An antenna module with proximity sensing function is provided for being disposed inside an electronic device and comprises a ground plane, an antenna, a sensing element, an electrostatic protection element, a high-frequency blocking element and a capacitive proximity sensor. The antenna is coupled to the ground plane.
Provided is an antenna device including an antenna element configured to receive a broadcast wave and a signal that is superimposed on the broadcast wave and then is transmitted, a ground element having a predetermined length, the ground element being configured to be capable of adjusting a relative position with respect to the antenna element, and a feeding part to which the antenna element and the ground element are connected and from which the signal received by the antenna element is taken out.. .
|Electronic assembly for installation in a tyre|
The electronic assembly is intended for installation in a tyre. It comprises an electronic device (12) having an electronic member (16) and at least one antenna (14) fixed to a support (18) of the electronic member (16).
|Dynamically adjusting width of beam based on altitude|
An antenna includes a radiator and a reflector and has a radiation pattern that is based at least in part on a separation distance between the radiator and the reflector. The antenna includes a linkage configured to adjust the separation distance based at least in part on the altitude of the antenna.
|Electronic device with component trim antenna|
An optical component such as a camera, an acoustic component such as a speaker, or other electrical component may be mounted on the surface of an electronic device housing. A window structure may overlap the component.
|Method and apparatus for in-mold laminate antennas|
Embodiments of systems and methods for providing in-mold laminate antennas are generally described herein. Other embodiments may be described and claimed..
|Antenna and electronic device using same|
The present disclosure provides an antenna and an electronic device using same. The antenna includes an antenna radiating element for radiating signals, a capacitive feed plate separated from and substantially parallel to the antenna radiating element for carrying out capacitive feed on the antenna radiating element, and a fpc antenna electrically connecting with the capacitive feed plate for feeding for the capacitive feed plate.
|Wireless communication device|
An exemplary wireless communication device includes a circuit board, a first antenna, a second antenna, and an end portion. The circuit board includes a feed terminal.
|Systems and methods for antenna arrangements in an electronic device|
Systems and methods are provided for arranging antennas in an electronic device (200). According to one aspect, the electronic device includes a housing (202) and an antenna arrangement.
|Plasma aviation antenna|
An aircraft communications system may include a rf-transparent enclosure, a plasma antenna element and a controller. The rf-transparent enclosure may be disposed substantially conformal with a portion of the aircraft.
|Antenna and communication apparatus as well as manufacturing method for antenna|
This antenna (10) has an underlying print layer (2) which is upon the surface of a material (1) to be printed in a predetermined antenna pattern, and an electro-less plating layer (3) applied to the surface of the underlying print layer (2). The underlying print layer (2) is formed from an ink (2a) and a metallic powder (2b).
|Antenna structure and wireless communication device using same|
An antenna structure includes a first radiating body and a second radiating body. The first radiating body includes a feed portion, a first ground portion, a first extending portion, a second extending portion, and a third extending portion.
|Chip packages including through-silicon via dice with vertically inegrated phased-array antennas and low-frequency and power delivery substrates|
An apparatus includes a die with through-silicon vias and radio frequency integrated circuit capabilities and it is vertically integrated with a phased-array antenna substrate. The through-silicon via and a radio frequency integrated circuit is coupled to a plurality of antenna elements disposed on the phased-array antenna substrate where each of the plurality of antenna elements is coupled to the through-silicon vias and radio frequency integrated circuit through a plurality of through-silicon vias.
|Method and device for ascertaining and compensating for a misalignment angle of a radar sensor of a vehicle|
A method for ascertaining and compensating for a misalignment angle of a radar sensor of a vehicle, includes generating a first set of data which contains information about a measured alignment of the radar sensor with respect to an instantaneous movement of the vehicle; generating a second set of data which contains information about a measured alignment of the reference axes defined at the vehicle with respect to the instantaneous movement of the vehicle; ascertaining a misalignment angle by comparing the generated first set of data to the generated second set of data; compensating for the ascertained misalignment angle by changing an emission direction of the main lobe of the antenna characteristic as a function of the ascertained misalignment angle.. .
|Apparatus for determining fill level by means of a helical antenna|
Apparatus for determining or monitoring fill level of a fill substance in a container, comprising: at least two antennas, wherein a first antenna transmits electromagnetic waves in the direction of the surface of the fill substance and a second antenna receives reflected waves; and at least one evaluation unit, which ascertains fill level in the container based on travel-time difference of transmitted and reflected electromagnetic waves, characterized in that the antennas are helical antennas, in order to transmit, respectively to receive, circularly polarized electromagnetic waves and the evaluation unit detects a rotational direction change between the transmitted wave and the reflected wave.. .
|Passive detection of unauthorized electronic devices using wafer scale beam forming|
Systems and methods for screening, where a subject walks through or in front of a passive detector (or scanning unit) to be screened for possession of unauthorized electronics devices, provide for detecting and monitoring electronics systems not authorized to be used in secure areas. By focusing a very narrow beam width antenna array, individuals can be screened who may have concealed electronics devices that can pose danger to the surroundings.
|High-frequency transmission device|
To reduce electromagnetic wave transmission loss, a connecting portion is provided on the end portion of a waveguide. A connecting portion has a first half and a second half, each made of a dielectric material.
|Electronic marker locator systems and methods|
A locator for determining the depth of a buried electromagnetic marker includes a transmission antenna and two reception antennas. The locator has a major axis and is configured.
|Magnetic resonance apparatus and method for rf excitation with two resonance frequencies to detect the cest effect|
In a magnetic resonance apparatus and method for rf excitation with two resonance frequencies to detect the cest effect, the rf excitation is achieved with the use of a first rf antenna and a second rf antenna of the magnetic resonance apparatus with a first portion of the rf excitation at a first resonance frequency of the two resonance frequencies being implemented with the first rf antenna, and a second portion of the rf excitation at a second resonance frequency of the two resonance frequencies is implemented with the second rf antenna.. .
|System and method for detecting the presence of a moving object below a vehicle|
This disclosure provides systems, methods and apparatus for detecting the presence of an object or living being below a vehicle. In one aspect a wireless charging system for an electric vehicle is provided.
|Mobile device and combo coil module|
An apparatus may include a near field communication (nfc) antenna coil and a wireless power receiving coil. The nfc antenna coil and the receiving coil may be arranged on a magnetic sheet.
|Photovoltaic (pv)-based ac module and solar systems therefrom|
A photovoltaic (pv)-based ac module (module) includes a pv panel and a three-phase micro-inverter system attached to or integrated directly into the pv panel including a dc/ac inverter stage including first, second and third phase circuitry each having a plurality of semiconductor power switches. A first, second and third control input driver are coupled to drive control inputs of the plurality of semiconductor power switches in the first, second and third phase circuitry, respectively.