|| List of recent Antenna-related patents
|Method and device for remotely sensing and monitoring physical quantities with low power ad hoc network|
A device for remotely sensing and monitoring physical quantities with a low power ad hoc network is used for monitoring and remotely transmitting environment parameters of a locale where the device is located. The device includes a physical quantity acquisition and processing unit, a z-wave core unit, an audible and visual alarm unit, a direct-current (dc) power supply, a memory unit, a programmer port, and a radio frequency (rf) antenna and matching circuit.
|System for passive entry and passive start using near field communication|
A system for activating a vehicle to a key-on state by detecting a presence of a near field communication (“nfc”) tag is provided. The system includes a vehicle bus, a start button in communication with the vehicle bus, an nfc antenna, and a control module.
|Remote control of power or polarity selection for a neural stimulator|
A system, including: an implantable neural stimulator including electrodes, at least one antenna and an electrode interface; a radio-frequency (rf) pulse generator module comprising an antenna module configured to send an input signal to the antenna in the implantable neural stimulator through electrical radiative coupling, the input signal containing electrical energy and polarity assignment information that designates polarity assignments of the electrodes in the implantable neural stimulator; and wherein the implantable neural stimulator is configured to: control the electrode interface such that the electrodes have the polarity assignments designated by the polarity assignment information, create one or more electrical pulses suitable for modulation of neural tissue using the electrical energy contained in the input signal, and supply the electrical pulses to the electrodes through the electrode interface such that the electrodes apply the electrical pulses to the neural tissue with the polarity assignments designated by the polarity assignment information.. .
|Flow rate monitor for fluid cooled microwave ablation probe|
A microwave ablation system includes an antenna assembly configured to deliver microwave energy from a power source to tissue and a coolant source operably coupled to the power source and configured to selectively provide fluid to the antenna assembly via a fluid path. The system also includes a controller operably coupled to the power source and a sensor operably coupled to the fluid path and the controller.
|Mr imaging guided therapy system|
The invention relates to a thermal treatment applicator (19) for the deposition of thermal energy within tissue of a body (10) of a patient. The applicator (19), comprises: a plurality of rf antennae (20) for radiating a rf electromagnetic field toward the body (10);—a plurality of rf power amplifiers (21) supplying rf signals to the rf antennae (20), wherein each rf power amplifier (21) comprises a transistor and an output matching network (22) transforming the output impedance of the transistor into a low impedance value.
|Glucose measurement device and methods using rfid|
A glucose monitoring system, includes a glucose sensor strip or package of strips. The strip includes a substrate and a glucose monitoring circuit that has electrodes and a bodily fluid application portion of selected chemical composition.
|System and methods for locating a radiofrequency transceiver in the human body|
Systems and methods described herein use near field communications to locate a radiating transponder, such as a pill swallowed by a patient. The system can be triggered to turn on and transmit an amplitude shift keyed waveform (or other type of waveform) to a set of antennas attached to, coupled with, or near the patient at roughly known locations.
|Sealing structure and antenna apparatus|
A sealing structure has: a plate portion that is formed with a harder material than a bendable substrate and interposes an electronic device via the substrate from a top surface and a back surface of the substrate on which the electronic device is mounted; and an elastic body that is provided on an outer periphery of the plate portion to cover a part of the plate portion and integrally molded so as to press the plate portion against the substrate.. .
|Protective cover for a wireless device|
In some embodiments, an apparatus includes a protective cover configured to attach to a wireless device having an exterior surface. The surface includes a first portion and a second portion mutually exclusive from the first portion.
|System and method for determining a location area of a mobile user|
A system and a method for determining a location area of a user using a mobile communication terminal in a geographical area covered by a mobile radio network, based on location probabilities for defined sub-areas of the geographical area. The location probabilities may be determined based on, e.g., field strengths expected in the sub-areas from antennas and based on the antenna used by the mobile communication terminal.
|System for tailoring wireless coverage to a geographic area|
Provided herein are systems and methods (i.e., utilities)that allow for synthesizing antenna patters for wireless access points that provide coverage in a wireless network. The utilities utilize various mathematical models to identify antenna settings that enhance coverage of a coverage area..
|Evolutionary algorithms for geographic load balancing using a distributed antenna system|
Methods and apparatuses are presented for balancing non-uniformly distributed network traffic in a wireless communications system having a plurality of digital remote units (drus). In some embodiments, a method comprises partitioning the plurality of drus into a plurality of dru sectors, and dynamically repartitioning the plurality of dru sectors depending on traffic conditions in at least one of the dru sectors, such that the repartitioning satisfies at least one of a soft capacity constraint or a hard capacity constraint.
|Configuring power distribution within cooperation areas of cellular communication networks|
There is provided a method for configuring a power distribution within a cellular network system. The cellular network system includes at least one cooperation area.
|Programmable wireless communication device|
A wireless communication device includes a processing module, a receiver section, a transmitter section, and an antenna system. The processing module is operable to generate tuning information and configuration information of a given wireless communication protocol.
|Feedback receiver for antenna tuner calculations|
Some embodiments of the present disclosure relate to a feedback receiver comprising a threshold comparator configured to determine if the amplitude of a baseband signal is within a selection corridor (e.g., defined by an upper and lower threshold value). If the amplitude is within the selection corridor, a feedback receiver is configured to accumulate rf signal samples (e.g., amplitude and phase samples) over a time period.
|Mobile device and antenna structure therein|
A mobile device including an antenna structure is provided. The antenna structure includes a main radiation element, a parasitical element, and a tunable element.
|Agile diverse polarization multi-frequency band antenna feed with rotatable integrated distributed transceivers|
A compact, agile polarization diversity, multiple frequency band antenna with integrated electronics for terrestrial terminal use in satellite communications systems is disclosed. The antenna includes an antenna feed having highly integrated microwave electronics that are mechanically and electromagnetically coupled thereto in a distributed arrangement so that diverse polarization senses having a low axial ratio and electronic switching control of the polarization senses is provided.
|Apparatus for measuring radiated power of wireless communication device and method thereof|
Disclosed are an apparatus for measuring radiated power and a method thereof. The apparatus for measuring radiated power includes: a measurement unit configured to receive an rf signal radiated from an antenna of the wireless communication device to generate a radiated power measurement value; a driving unit configured to vertically ascend or descend the measurement unit from the ground; and an operation control unit configured to control the driving unit to ascend the measurement unit to a point at which the antenna is installed and convert the radiated power measurement value into a measurement value on a target point.
|Systems and methods for optimizing communication performance|
Various embodiments of a millimeter-wave wireless point-to-point or point-to-multipoint communication system which maintains a stable communication link even in the face of problems such as vibration or other mechanical disturbance to transceivers in the system or radio interference to the transmission beam produced by a transmitter and received by a receiver. The system comprises a transmitter, a receiver, a high-gain antenna, and allied equipment as described.
|Orthotope sphere decoding method and apparatus for signal reconstruction in multi-input multi-output antenna system|
An orthotope sphere decoding method of a multiple antenna system is disclosed. The method includes performing tree search using a depth-first method by performing an oc-test on the nodes on which the tree search of orthotope sphere decoding will be performed and performing an sc-test on nodes passing the oc-test; and selecting a transmission symbol having a smallest ped value as a final signal as a result of the search..
|Orthotope sphere decoding method and apparatus for signal reconstruction in the multi-input multi-output antenna system|
The present disclosure provides an orthotope sphere decoding method of a multiple antenna system. The method includes: tree mapping a node having highest pruning potential that can be predicted at a root of a tree of orthotope sphere decoding to a root level of the tree, among nodes to be mapped to the tree; and performing tree search of the orthotope sphere decoding on the nodes mapped to the tree..
|Method for data modulation and transmitter using the same|
A method for data transmission using spatial-domain modulation, and a transmitter using the same has been proposed. The method comprises the following steps including at least but not limited to receiving a plurality of symbols to be transmitted, mapping the symbols as l-dimensional coordinate, wherein 1<l<n, dividing the antennas into l non-overlapping antenna groups, choosing one activating antenna from the antennas in each of the antenna groups according to the coordinate of the symbols, and transmitting modulated signal by using the activating antenna in each of the antenna groups..
|Systems, methods, and media for selecting antennas and beamformers|
Systems that: (a) select a current antenna subset; (b) receive signals in response to a transmission of pilot symbols using the current antenna subset: (c) determine a current objective function for the current antenna subset; (d) replace an antenna in the current antenna subset with another antenna not, in the current antenna subset, to form a next antenna subset; (e) receive signals in response to a transmission of pilot symbols using the next antenna subset; (f) determines a next objective function for the current antenna subset; (g) determines whether the next objective function is better than the current objective function, and if so creates a corresponding next occupation probability vector entry; and (h) determines whether the value for the corresponding next occupation probability vector entry is larger than a value for an optimal occupation probability vector entry, and if so sets the second antenna subset as the optimal antenna subset.. .
|Method and apparatus for generatng codebooks and associated data in a network device|
A method and apparatus for generating a codebook and the associated data in a network device are provided in the invention. The method comprises the steps of generating a first row sub-matrix corresponding to a first group of antennas respectively for the respective ranks of the codebook to be generated; generating a second row sub-matrix corresponding to a second group of antennas respectively for the respective ranks based on an amount of the phase adjustment of the second group of antennas with respect to the first group of antennas; and generating a second codebook in accordance with the first row sub-matrix and the second row sub-matrix.
|Mitigating interferences for a multi-layer mimo system augmented by radio distribution network|
A wireless user equipment (ue) receiving system, may include tunable receiving antennas; a channel estimation module configured to: carry out a periodic, non-continuous channel estimation to a plurality of desired signals and undesired co-channel downlink signals which are transmitted from different base stations and received by said plurality of antennas, causing interference;, wherein the ue receiving system is configured to select between: tuning said plurality of tunable receiving antennas so as to maximize the total average power of said desired signals; and tuning said plurality of tunable receiving antennas so as to minimize the total average power of the strongest undesired co-channel base station's signals. Alternatively, the tuning is carried out so as to maximize a power ratio between said desired signals and a combination of said undesired co-channel downlink signals having the strongest interference level and an internal noise of the receiving system..
|Wireless transmission system, wireless communication device and wireless transmission method|
Disclosed herein is a wireless transmission system. Transmission antennas are provided on a first communication apparatus while reception antennas individually corresponding to the transmission antennas are provided on a corresponding second communication apparatus.
|Method and apparatus for pilot power allocation in a multi antenna communication system|
The embodiments herein relate to a method in a base station (301) for determining adjustment of common pilot power in a four-way transmit antenna, 4tx, communications system (300). The base station (301) comprises a first transmit antenna (1201), a second transmit antenna (1202), a third transmit antenna (1203) and a fourth transmit antenna (1204).
|Communication system, communication device, and reception device|
A communication system including a transmission device having a plurality of transmission antennas that transmit a plurality of signals under a multiple input multiple output (mimo) scheme; and a reception device having a plurality of reception antennas that receive the plurality of signals under the mimo scheme. The transmission device is configured to add a preamble signal to a transmission signal transmitted to the reception device at an earliest timing among transmission signals that are modulated under an orthogonal frequency division multiplexing (ofdm) scheme, the transmission signals being output from the transmission antennas.
|Contactless communication system and dipole antenna|
Provided is a contactless communication system in which each device performing communication in the system includes a dipole antenna having a length which is less than half of wavelength of a clock frequency of digital baseband signals which are communicated. The dipole antennas are disposed in opposing positions to one another.
|Aas direct signaling framing methodologies to support high capacity wireless links|
A new frame structure applicable to the ieee 802.16 ofdma wireless waveform is described, for the purposes of increasing base station capacity, increasing subscriber link rates and extending base station range. The frame structure provides the necessary constructs so that advance signal processing technologies such as stacked carrier spread spectrum and adaptive antenna technology may be used in combination with these constructs in order to realize these gains.
|Communication method for control channel and apparatus|
The present invention provides a communication method for a control channel and an apparatus, where the control channel includes at least one timeslot, and the method includes: obtaining, according to a first data symbol sequence to be transmitted in a timeslot and coefficients a(i) and d(i), a second data symbol sequence and a third data symbol sequence, where, in a(i)+d(i), at least one pair of a(u)+d(u) and a(v)+d(v) have unequal moduli; and using the same extension sequence [w(0), w(1), . .
|Enhanced base station and method for communicating through an enhanced distributed antenna system (edas)|
Embodiments of an enhanced base station and method for communicating through an enhanced distributed antenna system (edas) are generally described herein. The edas includes geographically-separated antenna nodes and each of the antenna nodes has a plurality of antenna elements.
|High-frequency circuit module|
Provided is a high-frequency circuit module that has high mounting density. In a high-frequency circuit module, an rfic that performs transmission and reception processes for high-frequency signals, a power amplifier ic that amplifies a transmission signal from the rfic, and a duplexer that separates a transmission signal outputted from the power amplifier ic to an antenna and a reception signal that is inputted from the antenna to the rfic are formed on the top surface thereof.
|Method and system for spatial channel state information feedback for multiple-input-multiple-output (mimo)|
A method and system for feed-back of spatial csi of an entire spatial channel that connects receive antennas at user equipment and multiple transmit antennas. Spatial discrimination information is provided as feed-back at the transmitter and the receiver connecting the user equipment and a cell.
|High-frequency circuit module|
A high-frequency circuit module having a high mounting density is provided. The high-frequency circuit module includes an rfic configured to transmit and receive a high-frequency signal, a power amplifier ic configured to amplify a transmission signal output from the rfic, and duplexers configured to separate the transmission signal output from the power amplifier ic and input to an antenna and a received signal from the antenna and input to the rfic from each other, wherein at least one of the rfic and power amplifier ic is embedded in the circuit board, and the duplexers are disposed between the rfic and the power amplifier ic..
|Camera for photogrammetry and aerial photographic device|
The invention provides a camera for photogrammetry, which comprises a shaft 11 tiltably supported in any direction via a gimbal 14, a gps device having a gps antenna 12 installed on an upper end of said shaft, and a photographic device main unit 13 installed on a lower end of said shaft, wherein optical axis of said photographic device main unit is designed so as to direct in vertical and downward direction, said photographic device main unit has an image pickup unit 24 installed in a known relation with said gps antenna and a control device for controlling image pickup of said image pickup unit, and said control device 19 controls said image pickup unit so that still image is acquired by the image pickup unit, and an image pickup position at the time of image pickup is obtained by said gps device.. .
|Track-mount wireless camera fixture|
A wireless camera fixture adapted to mount on a track, such as a track normally used for overhead lighting fixtures, is described. Embodiments include the use of ieee 802.11 wireless protocol, the use of a standard track-mount power supply; the use of a two-axis tilt and pan mechanical mount; hardware to permit horizon correction; modifications to a camera enclosure to support an antenna inside the enclosure and access to camera controls; use of multiple antennas; use of a cover plate at the front of the enclosure; use of visible light or infrared light leds on the cover plate; configuration to use dual-circuit tracks; use of separate circuits in the track to power the visible light and infrared light leds separately.
|Digital media processor|
Circuits, methods, and apparatus that provide highly integrated digital media processors for digital consumer electronics applications. These digital media processors are capable of performing the parallel processing of multiple format audio, video, and graphics signals.
|Antenna mast detection methods and systems|
An antenna is provided. The antenna includes an antenna base; and a detection mechanism removably coupled to the antenna base that generates a detection signal for detecting whether an antenna mast is coupled to the antenna base..
|Mimo antenna with no phase change|
A multi input multi output (mimo) antenna with no phase change is provided. The mimo antenna having no phase change constituting one antenna structure overall, wherein unit structures at both sides are symmetrical to each other in a meander form with respect to the center; the unit structures having the meander form are connected to a ground plate by using as a medium power feeding units 240 and 250 supplying an electric energy to the respective unit structures; and the unit structures are installed with a three-dimensional structure, being adjacent to the ground plate..
|Broadband antenna element|
A broadband antenna element includes a circuit board, an antenna carrier connected to the circuit board, and a broadband antenna. The broadband antenna includes a first antenna and a second antenna which are conductive bent strips of metal.
|Dual-feedpoint antenna system and method for feedpoint switchover of dual-feedpoint antenna system|
A system includes a first feedpoint and a second feedpoint symmetrically disposed on the left and right sides of an antenna on a small board. A first switch, a second switch, and a third switch are disposed on a mainboard.
|Broadband array antenna enhancement with spatially engineered dielectrics|
An antenna array system includes an antenna and a radome. The radome is disposed such that electromagnetic radiation transmitted with respect to the antenna passes through the radome.
|Wireless telephone coupled antenna|
An auxiliary antenna for a rf communicating computing device such as a smartphone or pad computer or laptop computer, is provided for enhancement of the rf transmit and receive capabilities of the computing device. The antenna is engaged using mutual coupling of the antenna to an input point or feed line or antenna element of the computing device by registered placement on or adjacent an exterior surface of the computing device.
|Doubly shaped reflector transmitting antenna for millimeter-wave security scanning system|
In some aspects, the disclosure is directed methods and systems for focusing millimeter-wave radiation to a line for scanning a target object. A source may provide millimeter-wave radiation, and may include a substantially point source.
|Magnetic material antenna and antenna device|
A spiral coil conductor defining its winding central section as a conductor opening section is formed on a flexible substrate. The flexible substrate has a u shaped bend along a line passing through the conductor opening section so as to envelop a magnetic material core.
|System and method for antenna pointing controller calibration|
A craft (e.g., an aircraft, a spacecraft, a watercraft, a vehicle such as an automotive vehicle or a rail vehicle, or any suitable mobile platform) may incorporate a first inertial measurement unit. A calibration unit incorporating a second inertial measurement unit may be mounted to the craft with a mount point.
|Compact antenna system|
The various embodiments include multiple antenna system designs for use in smaller sized mobile computing devices where spatial isolation of antennas may not be feasible. The various embodiments include at least an embodiment first antenna having a first arm and a second arm.
An rf antenna system is provided for mounting on a window of a vehicle comprising exterior and interior window mountable portions. The first and second portions include an rf coupling section (4) to inductively couple an rf signal received from antenna (20) and a power coupling section (6) for providing external power to an external amplification portion 52 for amplifying received rf signals.
|Antenna mast detection methods and systems|
Methods and systems are provided for detecting whether at least one of an antenna mast and a detection mechanism is installed to an antenna. In one embodiment, a method includes monitoring at least one of amplitude modulation (am) band data and direct current (dc) power data of the antenna; and selectively determining whether at least one of the antenna mast and the detection mechanism is installed based on the at least one of the am band data and the dc power data..
|Antenna mast detection methods and systems|
Methods and systems are provided for detecting whether an antenna mast is coupled to an antenna. In one embodiment, a method of monitoring an antenna having a removable detection mechanism is provided.
|Antenna apparatus integrating in metal shell|
An antenna apparatus includes a metal shell having a slit portion defining a slit, a circuit board received in the shell, and an antenna line formed on the circuit board including bended strip-shaped metal electrically connected to the slit portion. The slit portion is grounded.
|Antenna apparatus integrating metal shell|
An antenna apparatus includes a metal shell, a circuit board parallel to the metal shell which forms a space between the circuit board and the shell, a tunable matching circuit mounted in the space with an terminal electrically connected to the shell, and an capacitive feed coupling antenna mounted on the circuit board. The capacitive feed coupling antenna includes a coupling ground strip mounted on the circuit board and a feed strip.
|Safety radio devices|
Safety radio devices are described herein. One method of constructing a safety radio device includes mounting a radio module on a first layer of a circuit board, fabricating an antenna on a second layer of the circuit board, and constructing a safety radio device by connecting the radio module to the antenna through an aperture formed in the second layer of the circuit board..
|Updating a beam pattern table|
An apparatus that employs a directional antenna system updates a beam pattern table that includes entries corresponding to each of the other apparatuses with which the apparatus communicates. For example, for each of the other apparatuses, the beam pattern table may specify the antenna weights to be used to provide a quasi-omni-directional beam pattern, a sector level beam pattern, and a refined beam pattern when communicating with that other apparatus.
|System and method for volume visualization in ultra-wideband radar imaging system|
There are provided an ultra-wideband radar imaging system comprising an antenna with at least one receiver and a plurality of transmitters operating in multi-static mode, method of operating thereof and volume visualization unit to be used in conjunction with the multi-static ultra-wideband radar imaging system. The method comprises: receiving by said at least one receiver a plurality of signals, each respectively representing return data in a channel associated with the receiver and one of the transmitters among said plurality of transmitters, thus giving rise to a plurality of spatial data channels; among said plurality of spatial data channels selecting data channels for further processing; and providing volume visualization by processing data corresponding merely to the selected spatial data channels..
|Reading device for contactless communication with a transponder unit|
A reading device for contactless communication with a transponder unit includes a first antenna for generating a reading device field in the form of an alternating magnetic field. The reading device further contains one or more second antennas configured, and arranged in relation to the first antenna, such that during a contactless communication of the reading device with a transponder unit which generates communication signals by means of load modulation, a predetermined change of a detection signal is captured on the second antenna or antennas if the transponder unit is located in a predetermined zone around the reading device..
|Method of operating a spaced apart extended range rfid tag assembly|
A method of operating a radio frequency identification (rfid) tag assembly having a a predetermined operating frequency with a body composed of an absorbing material coupled to a first side of the an rfid semiconductor chip, absorbing a substantial amount of a received energy in the absorbing material body, receiving at a second side of an antenna coupled to the rfid semiconductor chip mounted a first portion of the radio energy as transmitted from a remote base station transceiver, the receiving being at the first side being oriented away from the operating surface, receiving at a second side of the two-sided planar antenna a second portion of the radio frequency energy transmitted from the base station transceiver following the absorbing, the second side being oriented towards the operating surface and towards the absorbing material body, and processing the received first and second portions of the radio frequency energy.. .
|Apparatus and method for monitoring and communicating data associated with a product|
A condition monitoring system includes a radio frequency transponder module including an rfid chip having a first memory, and an antenna; at least one sensor module that monitors data related to the condition of a product and includes a second memory for storing the monitored data; and a communication interface that couples the at least one sensor module to the rfid chip of the radio frequency transponder module so that the sensor module is operative to communicate with the rfid chip by way of the communication interface and the rfid chip first memory is operative to store data related to the product.. .
|Front-end circuit and communication terminal apparatus|
A front-end circuit includes a diplexer and an impedance conversion circuit. The diplexer includes a feeding side common port through which a high-frequency signal in a high band and a high-frequency signal in a low band are input and output, a first port through which a high-frequency signal in a high band is input and output, and a second port through which a high-frequency signal in a low band is input and output, and demultiplexes or multiplexes the high-frequency signal in a low band and the high-frequency signal in a high band.
|Identifying transmission/reception coils of a magnetic resonance imaging scanner with the aid of electronically readable labels|
A device for identifying a local coil property of a local coil for a magnetic resonance imaging scanner includes at least one label configured to transmit at least one identity number wirelessly. The device also includes at least one reading unit with a reading-unit antenna.
|Testing systems with automated loading equipment and positioners|
A test system may be provided in which devices under test are tested using radio-frequency test stations. A test station may include a test host, a test unit coupled to the test host, and a shielded enclosure.
|Identifying the static position of transmission/reception coils of a magnetic resonance imaging scanner with the aid of electronically readable labels|
A device for identifying a position of a local coil of a magnetic resonance imaging scanner relative to a position of a patient couch includes at least one label configured to transmit a signal with at least one identity number wirelessly, and at least one reading unit with a reading-unit antenna. The at least one reading unit is configured to receive the signal.
|Battery pack, battery apparatus including the same, and cell balancing method thereof|
A battery pack includes: a cell module including a plurality of battery cells; an antenna connected to each of the battery cells; and a waveguide installed at one side of the cell module and having the antenna housed therein.. .