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5294results about "Antenna details" patented technology
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Encoded information reading terminal with micro-electromechanical radio frequency front end
ActiveUS8779898B2Multiplex system selection arrangementsComputations using contact-making devicesMulti bandRF front end
Owner:HAND HELD PRODS
Distributed antenna system using overhead power lines
InactiveUS20090079660A1Great contributionReadily apparentPower distribution line transmissionBroadcast transmission systemsTransport systemDistributed antenna system
A distributed antenna system having a transport portion including at least one overhead power line for transmitting system information along its length, and a distribution portion including at least one local access point disposed along the length of the power line for providing local access to information transported by the transport portion.
Owner:CORRIDOR SYST INC
Surface wave communications between a remote antenna and a base station that is co-located with another base station
ActiveUS7590404B1Interconnection arrangementsNetwork traffic/resource managementSurface waveBase station
At a first site, a first antenna exchanges first communications with wireless devices, and exchanges the first communications with a first base station. The first base station exchanges the first communications with a service node. At a second site, a second antenna exchanges second communications with other wireless devices, and exchanges the second communications with a first surface wave interface. The first surface wave interface exchanges the second communications with a second surface wave interface at the first site. The second surface wave interface exchanges the second communications with a second base station at the first site. The second base station exchanges the second communications with the service node. The service node processes the first and second communications to provide a communication service to the wireless devices.
Owner:T MOBILE INNOVATIONS LLC
Surface wave antenna mountable on existing conductive structures
What is disclosed is a surface wave antenna configured to install on an electrically conductive structure. The surface wave antenna includes a first portion comprising a conductive element and an attachment element, and a second portion comprising a conductive element and an attachment element. The conductive element of the first portion and the conductive element of the second portion are configured to each form a conductive longitudinal portion of a horn receive element, and the attachment elements are configured to conductively couple the conductive elements together to form the horn receive element. The surface wave antenna also includes a dipole element comprising a first transmit element and a second transmit element. The surface wave antenna also includes a mounting element comprising a first dielectric mount and a second dielectric mount.
Owner:T MOBILE INNOVATIONS LLC
Powering cell phones and similar devices using RF energy harvesting
InactiveUS20090102296A1Maximizing selectivity of frequencyElectromagnetic wave systemSupport structure mountingCore componentRf energy harvesting
A device for receiving wireless power includes a point of reception, wherein the point of reception is positionable in at least a first position and a second position. A method for receiving wireless power. The method includes the steps of positioning a point of reception in contact with a housing to a first position. There is the step of receiving wireless power at the point of reception and providing it to a power harvester in the housing. There is the step of converting the wireless power to usable DC with the power harvester. There is the step of providing the usable DC to core components in the housing. There is the step of using the DC by the core components. There is the step of repositioning the point of reception to a second position. There is the step of receiving wireless power at the point of reception at the second position and providing it to the power harvester. There is the step of converting the wireless power received by the point of reception in the second position to usable DC with the power harvester. There is the step of providing the usable DC to the core components in the housing. There is the step of using the DC by the core components.
Owner:POWERCAST
High Efficiency and Power Transfer in Wireless Power Magnetic Resonators
InactiveUS20090072629A1Improve efficiencyIncrease powerNear-field transmissionElectromagnetic wave systemCouplingEngineering
Techniques for wireless power transmission at levels that induce high power transfer and / or high efficiency of coupling.
Owner:QUALCOMM INC
Smartphone-based vehicular interface
Method for enabling interaction with a vehicle including coupling a smartphone to the vehicle via a coupling element whereby the smartphone is removable from the coupling element and thus removable from the vehicle, and transferring data between the smartphone and the vehicle while the smartphone is coupled to the vehicle via the coupling element. The data transfer enables a large number of operations to be performed when the smartphone is coupled to the vehicle, including vehicle ignition authorization, accident prediction, collision avoidance, vehicular diagnostics and prognostics, remote communication capabilities, and optimization of emergency response personnel.
Owner:INTELLIGENT TECH INT
Drug storage and dispensing devices and systems comprising the same
ActiveUS20070186923A1Minimizing saliva influxPowdered material dispensingDrug and medicationsDrug StorageBiomedical engineering
Drug storage and dispensing devices for dispensing a drug dosage form to a patient are disclosed. The dispensing device has a programmable lock-out feature for locking the dispensing device and is capable of detecting the identity of a user. The invention further provides a method for the treatment of subject, by administering to the subject a drug dosage form using a dispensing device of the invention.
Owner:ACEIRX PHARM INC
Vehicle rearview mirror assembly incorporating a communication system
InactiveUS6980092B2Easy to installMinimal additional wiringMirrorsSimultaneous aerial operationsCommunications systemControl system
A vehicle communication and control system is provided that may be more readily installed in a vehicle and that utilizes minimal additional wiring. According to some of the disclosed embodiments, the electrical components of the “brick” of a communication and control system are integrated into a rearview mirror assembly. Preferably, the microwave antenna for the GPS and the cellular telephone antenna are also integrated into the rearview mirror assembly. Various functions and features of the system are also disclosed.
Owner:GENTEX CORP
Non-contact power transmission device
An electromagnetic resonance non-contact power transmission device includes a transmitter including a transmitter resonance element having a mechanism for discretely or continuously varying a resonant frequency, a transmitter excitation element coupled to the transmitter resonance element by electromagnetic induction, and an alternating current source for applying an alternating current at the same frequency as the resonant frequency to the transmitter excitation element, and a plurality of receivers each including a receiver resonance element having a specific resonant frequency, a receiver excitation element coupled to the receiver resonance element by electromagnetic induction, and an output circuit for outputting an electric current induced by the receiver excitation element. Electric power is transmitted selectively from the transmitter to any of the receivers having different specific resonant frequencies by changing the resonant frequency of the transmitter.
Owner:SONY CORP
Hand held device for wireless powering and interrogation of biomems sensors and actuators
ActiveUS7191013B1Facilitate communicationElectrotherapyDiagnostic recording/measuringElectromagnetic couplingData retrieval
A compact, hand-held device for wireless powering, interrogation and data retrieval from at least one implanted sensor. The hand-held device includes an antenna for powering an implanted sensor and for receiving data from the implanted sensor to the hand-held device for at least one of storage, display or analysis. The hand-held device establishes electromagnetic coupling with a low radiating radio frequency power inductor in the implanted sensor at a predefined separation and the antenna geometry allows for the antenna to power, interrogate and retrieve data from the implanted sensor without strapping the hand-held device to a human body housing the implanted sensor The hand-held device optionally allows for activation of the implanted sensor only during interrogation and data retrieval.
Owner:NASA UNITED STATES OF AMERICA THE AS REPRSENTED BY THE ADMINISTATOR
Systems and Methods for Receiving and Managing Power in Wireless Devices
InactiveUS20090200985A1Dc network circuit arrangementsBatteries circuit arrangementsPower controllerEngineering
Exemplary systems and methods are provided for collecting / harvesting direct current (DC) power received from a power source(s). The system comprises a controlled impedance power controller comprises a power converter configured to present a positive equivalent resistive load to the at least one power source over a range of input power levels. Exemplary systems and methods are provided for collecting radio frequency (RF) power. An exemplary system comprises at least two rectenna elements, a power controller, and a DC combining circuit. The DC combining circuit is associated with the at least two rectenna elements and the DC combining circuit is configured to dynamically combine the at least two rectenna elements in one of a plurality of series / parallel configurations. The power controller is configured to control the DC combining circuit to achieve a desired overall power output from the at least two rectenna elements.
Owner:UNIV OF COLORADO THE REGENTS OF
Wireless Power Supply System and Wireless Power Supply Method
ActiveUS20080122297A1Improve convenienceMeet needsElectrical testingLoop antennasElectric power systemComputer terminal
An object is to provide a system for improving convenience for users, by which a portable electronic device or the like can be charged even in a place where utility power is not available. Another object is to provide a system which allows a service provider to easily perform customer management. A wireless power supply system includes a power storage device having a power storage portion, a terminal charging device for wirelessly supplying electric power to the power storage device, and a management server having user information. Electric power can be supplied to specified users by intercommunication of user information between the power storage device and the terminal charging device and between the terminal charging device and the management server.
Owner:SEMICON ENERGY LAB CO LTD
RFID tag facility with access to external devices
ActiveUS20100134257A1Memory record carrier reading problemsDigital storageInformation processingComputer hardware
In embodiments of the present invention improved capabilities are described for a passive radio frequency identification (RFID) tag, where the passive RFID tag contains an RF network node and communication facility. The RF network node includes an RF and analog block for receiving and transmitting an RFID reader signal, a data processing and controller block for digital information processing, a memory store, and a power management block for managing power requirements of the RF network node. The communication facility communicates at least in part with an external display facility. The distribution of power to the RF network node functional blocks is controlled using the power management block to select between an extended operational time and an increase in available functionality.
Owner:TEGO INC
Flat panel, stationary or mobile, spatially beam-formed wireless energy delivery system
Methods and systems are provided for achieving delivery of power wirelessly using a highly beam-formed array of radio frequency (RF) transmitters as a source and a spatially beam-formed array of receivers that collect the impinged RF power and feed a multistage RF to direct current (RF-DC) conversion circuit that, for example, increases output voltage by doubling the voltage at each stage, while power delivery remains constant. One or more embodiments may provide energy wirelessly and—unlike conventional systems where the power flux density may be too low for applications where an energy density (specific energy) on the order of several mega-Joules per kilogram (MJ / Kg) is desired—may provide sufficient power flux density for many practical applications.
Owner:MOHAMADI FARROKH
Wireless Power Transmission System
InactiveUS20060266917A1Quick scanImprove accuracyMicrobiological testing/measurementMaterial analysis by optical meansData transmissionElectric power
A novel method for wireless power transmission that comprises a transmitter and a receiver is disclosed. The receiver does not require an independent power source and is comprised of an optical feedback to the transmitter, and therefore does not require a separate communication channel to the transmitter. The transmitter uses the optical feedback to locate and track the receiver. The transmitter can optionally employ a macro adjusters and micro adjusters that direct the beam onto the receiver for optimal power transmission. The system also optionally has a tight loop beam detector to enhance safety of the system. Either the receiver and / or the transmitter may also encode data on the energy transmission, resulting in one-way or two-way data transmission.
Owner:BALDIS SISINIO F +2
Apparatus and method for spatial division duplex (SDD) for millimeter wave communication system
ActiveUS20110243040A1Antenna arraysFrequency-division multiplex detailsMillimeter wave communication systemsMobile communication systems
An apparatus and method for full-duplex millimeter wave mobile wireless communication are provided. The apparatus includes a Spatial Division Duple (SDD) mobile communication system using millimeter waves, the SDD mobile communication system including a first wireless terminal having a first transmit antenna array having a plurality of first transmit antennas for transmitting a spatially beamformed first transmit beam, and a first receive antenna array having a plurality of first receive antennas for forming a spatially beamformed first receive beam and a second wireless terminal including a second transmit antenna array having a plurality of second transmit antennas for transmitting a spatially beamformed second transmit beam directed towards a receive beam of the first wireless terminal, and a second receive antenna array having a plurality of second receive antennas for forming a spatially beamformed second receive beam directed toward the transmit beam of the first terminal.
Owner:SAMSUNG ELECTRONICS CO LTD
Wireless power transmission system and method
ActiveUS20100259447A1Minimal energyOvercomes drawbackElectromagnetic wave systemCircuit arrangementsElectric power transmissionEngineering
A wireless power transmission system including at least one source of electromagnetic radiation, a plurality of wireless power receivers that receive radiated electromagnetic energy, a beacon collocated with each wireless power receiver, wherein the beacon generates and radiates a pilot signal when the beacon is in an active state, and an array of transmitting antennas connected to the source of electromagnetic radiation that radiates the electromagnetic radiation in the direction of the beacon in the active state. The electromagnetic radiation can be electronically steered from one wireless power receiver to another by activating and deactivating the beacons collocated with each wireless power receiver.
Owner:RAYTHEON CO
Near field RF communicators and near field communications enabled devices
ActiveUS8150321B2Near-field systems using receiversNear-field in transpondersEngineeringSignal generator
A near field RF communicator has: an antenna operable to generate an RF signal to enable inductive coupling via the magnetic field of the RF signal between the antenna and another near field RF communicator or RF transponder in near field range; and a signal generator operable to generate a multi-level digital sine wave drive signal to drive the antenna to generate the RF signal, wherein the signal generator comprises a selector operable to select one or more digital sequences to provide one or more digital signals from which the digital sine wave drive signal is generated.
Owner:NXP USA INC
Wireless power transmission system and method
ActiveUS8072380B2Electromagnetic wave systemCircuit arrangementsElectric power transmissionElectromagnetic radiation
A wireless power transmission system including at least one source of electromagnetic radiation, a plurality of wireless power receivers that receive radiated electromagnetic energy, a beacon collocated with each wireless power receiver, wherein the beacon generates and radiates a pilot signal when the beacon is in an active state, and an array of transmitting antennas connected to the source of electromagnetic radiation that radiates the electromagnetic radiation in the direction of the beacon in the active state. The electromagnetic radiation can be electronically steered from one wireless power receiver to another by activating and deactivating the beacons collocated with each wireless power receiver.
Owner:RAYTHEON CO
Method and system for a smart antenna utilizing leaky wave antennas
Methods and systems for a smart antenna utilizing leaky wave antennas (LWAs) are disclosed and may include a programmable polarization antenna including one or more pairs of LWAs configured along different axes. One or more pairs of leaky wave antennas may be configured to adjust polarization and / or polarity of one or more RF signals communicated by the programmable polarization antenna. RF signals may be communicated via the configured programmable polarization antenna utilizing the configured one or more pairs of the leaky wave antennas. A resonant frequency of the LWAs may be configured utilizing micro-electro-mechanical systems (MEMS) deflection. The polarization and / or polarity may be configured utilizing switched phase modules. The LWAs may include microstrip or coplanar waveguides, wherein a cavity height of the LWAs is dependent on spacing between conductive lines in the waveguides. The LWAs may be integrated in one or more integrated circuits, packages, and / or printed circuit boards.
Owner:AVAGO TECH INT SALES PTE LTD
Wireless power supply system and wireless power supply method
ActiveUS8099140B2Improve convenienceEasy to implementElectrical testingLoop antennasElectric power systemComputer terminal
An object is to provide a system for improving convenience for users, by which a portable electronic device or the like can be charged even in a place where utility power is not available. Another object is to provide a system which allows a service provider to easily perform customer management. A wireless power supply system includes a power storage device having a power storage portion, a terminal charging device for wirelessly supplying electric power to the power storage device, and a management server having user information. Electric power can be supplied to specified users by intercommunication of user information between the power storage device and the terminal charging device and between the terminal charging device and the management server.
Owner:SEMICON ENERGY LAB CO LTD
Slim Multi-Band Antenna Array For Cellular Base Stations
InactiveUS20080062062A1Reduce widthMinimizes overall network impactSimultaneous aerial operationsIndividually energised antenna arraysMulti bandEngineering
This invention is in the field of base station antennas for wireless communications. The present invention refers to a slim multi-band antenna array for cellular base stations, which provides a reduced width of the base station antenna and minimizes the environmental and visual impact of a network of cellular base station antennas, in particular in mobile telephony and wireless service networks. A multiband antenna array comprises a first set of radiating elements operating at a first frequency band and a second set of radiating elements operating at a second frequency band, said radiating elements being smaller than λ / 2 or smaller than λ / 3, being (λ) the longest operating wavelength. The ratio between the largest and the smaller of said frequency bands is smaller than 2.
Owner:COMMSCOPE TECH LLC
Apparatus and method for using ambient RF power in a portable terminal
An apparatus and method for using ambient RF power in a portable terminal are provided. In the charging apparatus, an antenna array receives RF signals left derelict in the air, a rectifier rectifies the RF signals to DC voltages, and a power storage stores the DC voltages as power.
Owner:SAMSUNG ELECTRONICS CO LTD
Dipole tag antenna structure mountable on metallic objects using artificial magnetic conductor for wireless identification and wireless identification system using the dipole tag antenna structure
InactiveUS20100007569A1Easy to manufactureEasy to installAntenna feed intermediatesRecord carriers used with machinesTag antennaElectrical conductor
Provided are a dipole tag antenna using an artificial magnetic conductor (AMC) for wireless identification and a wireless identification system using the dipole tag antenna. The dipole tag antenna includes: a substrate formed of a first dielectric material; a conductive ground layer formed underneath the substrate; an AMC layer formed on the substrate; the dipole tag antenna mounted on the AMC layer and comprising a wireless identification chip; and the AMC directly mounted on a conductor.
Owner:ELECTRONICS & TELECOMM RES INST
Antenna device
An antenna device includes a reflector plate, plane conductors, an antenna element, variable impedance elements, control wires and linear conductors. The plane conductors are arranged regularly on a plane which is parallel to the reflector plate. The antenna element is set on the plane, to be parallel to the reflector plate. The variable impedance elements provide a directivity to the antenna element, the directivity is radiating a wave strongly to a particular direction. Each control wire supplies a control signal to each of the variable impedance elements. Each linear conductor connects each of some plane conductors with the reflector plate. Moreover, each of the other plane conductors is connected to the reflector plate through a portion of each control wire instead of the linear conductor.
Owner:KK TOSHIBA
Communication device and communication method using millimeter-wave frequency band
InactiveUS20140073337A1Interference minimizationAntenna arraysNetwork planningComputer hardwareManagement unit
There are provided a communication device using a millimeter-wave frequency band and a communication method using the millimeter-wave frequency band. The communication device includes a beam scheduling unit configured to schedule uplink and downlink beams corresponding to movement of a terminal, a core network interface unit configured to transmit data provided from the beam scheduling unit to a core network, and to provide data received from the core network to the beam scheduling unit, a mobility management unit configured to configure an uplink and downlink beam set based on inter-beam interference information provided from the beam scheduling unit, and an inter-base station interface unit configured to exchange a control message with another base station under control of the mobility management unit. Therefore, it is possible to efficiently build a cellular network using the millimeter-wave frequency band.
Owner:ELECTRONICS & TELECOMM RES INST
Systems and methods for determining element phase center locations for an array of antenna elements
A method for operating a communications system is provided. The method includes receiving a plurality of signals at a plurality of antenna elements, the plurality of signals arriving at the array of antenna elements at a plurality of angles of arrival (AOAs) with respect to a reference location. The method also includes calculating a plurality of differential distance vectors between the plurality of antenna elements and the reference location, each of the plurality of differential distance vectors associated with one of the plurality of AOAs and at least one of the pluralities of signals. The method further includes obtaining a plurality of actual phase center locations for the plurality of antenna elements based on the plurality of differential distance vectors and the plurality of AOAs and providing a correction to configuration data for the array of antenna elements based at least on the plurality of actual phase center locations.
Owner:HARRIS CORP
Wireless power transfer system, power transmitter, and rectenna base station
ActiveUS20090315412A1Efficient preparationImprove scaleSpatial transmit diversityCosmonautic vehiclesElectric power transmissionMicrowave
A wireless power transfer system includes: a plurality of power transmitters, each of which transmits a microwave; and a rectenna base station which receives the microwave to generate power. The rectenna base station includes: a rectenna; and control section which specifies an identification code for identifying each power transmitter and generates a command signal to change a phase of the power transmitter specified by identification code so as to increase a power value received at the rectenna. Each of the power transmitters comprises: a plurality of transmission antenna elements, each of which transmits the microwave to the rectenna base station; and a phase controller which makes phase change of the microwave based on the command signal from the phase monitor and control section of the rectenna base station if the identification code matches a stored identification code.
Owner:MITSUBISHI ELECTRIC CORP
Beamforming RF circuit and applications thereof
A beamforming radio frequency (RF) circuit includes a plurality of antennas, a plurality of amplifiers and an adjust module. The plurality of antennas is operably coupled to interrelate a plurality of beamformed signal components with a beamformed signal. The plurality of amplifiers is operably coupled to interrelate the plurality of beamformed signal components with a plurality of adjusted signal components. The adjust module is operably coupled to interrelate coordinates of a signal with the plurality of adjusted signal components.
Owner:AVAGO TECH INT SALES PTE LTD
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