This page is updated frequently with new F Antenna-related patent applications.
|Sector level sweep for millimeter-wave multiple output communications|
Generally discussed herein are devices and methods for mimo communications. A device can include processing circuitry (e.g., phy and/or mac layer circuitry) configured to transmit an enhanced sector sweep (essw) frame for each of a plurality of transmit sectors, wherein each of the plurality of transmit sectors correspond to a weight vector for the first plurality of antennas, each essw frame including a plurality of training units to simultaneously beamforming train one or more responder stas, receive an ssw feedback frame, each ssw feedback frame indicating a transmit sector of the plurality of transmit sectors and a receive sector of a corresponding sta of the one or more stas to be used in communication between the initiator sta and the responder sta, and transmit one or more ssw acknowledgement frames to the one or more responder stas to verify the transmit sector and receive sector to use for communication..
|Wireless device for controlling transmission power|
A wireless device and a method of operating the wireless device is disclosed for controlling a transmission power of a wireless transmit receive unit (wtru). A total transmission power employed by the wtru when transmitting via a single antenna may be offset by a total transmission power offset value from a total transmission power employed by the wtru when transmitting via a plurality of antennas..
Interdigital Patent Holdings, Inc.
|Signaling methods and advanced mimo communication systems|
A user equipment (ue) capable of communicating with a base station (bs) includes a transceiver configured to receive a signal comprising a csi process configuration, wherein the csi process configuration comprises a csi-rs resource configuration to identify a plurality of csi-rs resources, each csi-rs resource configured with the number of antenna ports, and a controller configured to derive a csi-rs resource indicator (cri) by utilizing the csi-rs, wherein the transceiver is further configured to transmit the cri to the base station, and wherein when the number of antenna ports in each configured csi-rs resource is one (1), reporting instances for the cri are subframes satisfying an equation specified in the disclosure. The corresponding base station and method are also disclosed..
Samsung Electronics Co., Ltd
|Active array calibration|
A method of calibrating a phased array including an array of antenna elements, rf communication circuits each of which is electrically coupled to a different corresponding antenna element within the array of antenna elements, and a signal feed network that electrically couples a first signal line to second signal lines, wherein each second signal line is electrically coupled to a different corresponding rf communication circuit among the rf communication circuits, the method involving: performing a first phase of a calibration operation, the first phase of the calibration operation involving calibrating the signal feed network independent of the rf communication circuits; and performing a second phase of the calibration operation, the second phase of the calibration operation involving calibrating, independent of the signal feed network, each of the rf communication circuits until all rf communication circuits among the rf communication circuits are calibrated.. .
Blue Danube Systems, Inc.
|Radiowave monitoring device|
An array antenna includes a plurality of antennas capturing a coming radio wave and outputting a received signal respectively. An a-d converter converts the received signal to a digital signal, and a frequency detector detects a frequency of the received signal.
Mitsubishi Electric Corporation
|Apparatus for providing rf stirring with solid state components|
An oven may include a cooking chamber configured to receive a food product, an antenna assembly and a cooking controller. The antenna assembly may include a plurality of antennas provided in increments corresponding to respective zones of the cooking chamber.
Illinois Tool Works Inc.
|Method and system for providing diversity in polarization of antennas|
A method and system provide diversity in polarization of antennas, called here polarized modulation (pm), and include a receiver with a single receiving antenna, which is double polarized for receiving a signal y to obtain b+1 bits of information from a symbol s transmitted by a double-polarized single transmitting antenna. The receiver includes an estimator block for estimating the additional bit e to determine whether a first polarization or a second polarization is used in the transmission, in order to recover the b+1 bits of information.
Fundacio Centre Technologic De Telecomunicacions De Catalunya
|Wireless communication apparatus, wireless communication system, and wireless communication method|
A wireless communication apparatus includes a plurality of antennas, and a controller configured to cause a multicast frame including distribution data and a return request to be transmitted from the antennas, and the multicast frame to be re-transmitted when the antennas receive one or more return frames as a response to the multicast frame and an intensity of the return frames meets a predetermined condition.. .
Kabushiki Kaisha Toshiba
|Antenna selection and tuning|
A systems, methods and apparatus including a plurality of antennas are provided. The antenna system includes a first antenna, a second antenna, and a measurement device.
|User-defined coverage of media-player devices on online social networks|
In one embodiment, a method includes receiving, at a media-player device, authentication information from a client system that is within range of at least one antenna of the media-player device. In response to receiving the authentication information, the media-player device may set a power level of each of the antennas to a maximum power level and may broadcast, by at least one antenna, broadcast signals.
Method for transmitting sounding reference signal in mmo wireless communication system and apparatus therefor
A method for transmitting a sounding reference signal in a mimo wireless communication system and an apparatus therefor are disclosed. The method for transmitting sounding reference signals (srss) in a mimo wireless communication system comprises receiving sounding reference signal parameters from a base station; receiving information of the number of sounding reference signals which will be transmitted at a transmission time instant from the base station; if a plurality of sounding reference signals are provided, generating the sounding reference signals corresponding to each of the plurality of antennas by using the sounding reference signal parameters; and transmitting the generated sounding reference signals to the base station through their corresponding antennas at a specific transmission instant..
Lg Electronics Inc.
Methods and systems for distributing fiber optic telecommunication services to local areas and for supporting distributed antenna systems
A fiber optic network includes a fiber distribution hub including at least one splitter and a termination field; a plurality of drop terminals optically connected to the fiber distribution hub by a plurality of distribution cables; and a distributed antenna system (das). The das includes a base station and a plurality of antenna nodes.
Commscope Technologies Llc
Multibeam radio frequency photonic beamformer using a multi-signal slow light time delay unit
A photonic beamformer is disclosed and is configured to transmit or receive a plurality of rf input signals from a plurality of antennas. The beamformer receiver includes a plurality of optical modulators, each optical modulator being configured to modulate each of the rf input signals onto an optical carrier, each carrier having a different wavelength.
The Trustees Of Princeton University
Conformal load bearing distributed sensing arrays
Systems, methods, and apparatus for an electromagnetic (em) panel are disclosed. In one or more embodiments, a disclosed electromagnetic (em) panel comprises an outer skin, an inner skin, a core disposed between the outer skin and the inner skin, and at least one receiver to receive at least one first signal.
The Boeing Company
Configuration of data and power transfer in near field communications
Some embodiments disclosed herein provide a method for configuring wireless power and data transfer between consumer electronic (ce) devices. The method comprises identifying a plurality of antenna systems including at least a first antenna system and a second antenna system.
Sony Interactive Entertainment Network America Llc
Method for automatically adjusting a tuning unit, and automatic tuning system using this method
The invention relates to a method for automatically adjusting a multiple-input-port and multiple-output-port tuning unit, for instance a multiple-input-port and multiple-output-port tuning unit coupled to the antennas of a radio transceiver using a plurality of antennas simultaneously. An automatic tuning system using this method has 4 user ports and 4 target ports, and comprises: 4 sensing units; a signal processing unit, the signal processing unit estimating real quantities depending on an impedance matrix seen by the target ports, using sensing unit output signals, the signal processing unit delivering a tuning instruction; a multiple-input-port and multiple-output-port tuning unit comprising adjustable impedance devices; and a tuning control unit receiving the tuning instruction and delivering tuning control signals to the multiple-input-port and multiple-output-port tuning unit, the reactance of each of the adjustable impedance devices being mainly determined by one or more of the tuning control signals..
Beam steerable communication apparatus
Disclosed is a beam steerable communication apparatus comprising a focusing element with a focal plane, a plurality of antenna elements disposed on the focal plane of the focusing element, a beamforming network which has a plurality of antenna ports and a plurality of beamforming ports, at least one radio frequency transceiver capable to control the phase of carrier frequency signals on its independent outputs, and a baseband modem, wherein each antenna port of the beamforming network is coupled to at least one antenna element, each beamforming port of the beamforming network is coupled to an independent transceiver output, and the phase distribution law formed on the beamforming ports is determined by a baseband modem control commands to the transceivers, said phase distribution law is to combine or distribute signal power on all beamforming ports from or to at least one antenna port of the beamforming network, wherein each radio frequency transceiver includes at least a phase shifter, a tx/rx switch, lna, pa, up and down-conversion mixers, lo generation circuit, receive power combining and transmit power distribution schemes. The technical result of the invention is in the capability of providing efficient beam steering with high gain antennas with all the prospect features of phased antenna arrays, such as the ability to combine/distribute signal power between several rf amplifiers, thus, facilitating linearity requirements and increasing an output power of a transmitter.
Limited Liability Company "radio Gigabit"
Multiband microline antenna
A multiband antenna includes a plurality of radiation elements, operative within different frequency bands. The multiband microline antenna includes a base substrate that has a signal feeding trace and a partial ground plane, and two or more additional substrates that have multiple microline radiation elements electromagnetically coupled to the signal feeding trace.
Zte Canada Inc.
Multiple antennas configured with respect to an aperture
A device includes a first antenna and a second antenna. The first antenna may be configured to transmit or receive through an aperture provided by the device.
Monolithic phased-array antenna system
One embodiment describes a phased-array antenna system that is formed as a monolithic structure of a unitary conductive material. The system includes a ground plane and a plurality of antenna transformer elements formed in an array and conductively coupled to a first surface of the ground plane.
Northrop Grumman Systems Corporation
Antenna device and control antenna device
The antenna device includes an antenna unit (110) mounted so that its direction is adjustable, a motor-driven unit (124, 125) that changes a direction of the antenna unit (110), a camera (130) fixed so that its direction relative to the antenna unit (110) does not change, and a direction adjustment control unit (200) that supplies a drive signal to the motor-driven unit (124, 125) and adjusts the direction of the antenna unit (110). The direction adjustment control unit (200) performs feedback control to return the direction of the antenna unit (110) back to an initial direction based on an image taken by the camera (130).
Antennas for electronic device with heat spreader
An electronic device may have wireless circuitry with antennas. The electronic device may have a dielectric housing.
Fractal plasmonic surface reader antennas
Plasmonic-surface antenna systems are described in which resonators, or cells, are closely arranged but do not touch. At least a portion of a radiating surface includes a plurality of cells (operative as resonators) placed very close together to one so that a surface (plasmonic) wave causes near replication of the current of one cell in an adjacent cell.
Fractal Antenna Systems, Inc.
System and estimating the direction of arrival of an electromagnetic beam
A device for estimating a two-dimensional direction of arrival (doa) of an electromagnetic beam includes an antenna system, and a signal processor operatively coupled to the antenna elements of the antenna system. The antenna system includes a plurality of antenna elements arranged in a rectangular planar array and configured to receive signal components of the electromagnetic beam.
Huawei Technologies Canada Co., Ltd.
Space time interleaved matched-filters
A system for determining a direction for an electromagnetic signal. The system includes a receiving array antenna, including a plurality of antenna elements, each antenna element having a position in the receiving array antenna; a digitizer configured to receive an analog signal from each of the antenna elements, and to sample and digitize each of the analog signals to form a sequence of digitized samples from each of the analog signals; and a processing unit.
Coded modulation architecture using sparse regression codes
A communication system is configured to use coded modulation architecture using sparse regression codes. A transmitter includes a plurality of antenna and processing circuitry configured to: divide a data signal into a plurality of layers, allocate power individually to each of the plurality layers, encode a subset of the plurality of layers, the subset comprising a number of layers less than the whole, and interleave the subset of the plurality of layers.
Samsung Electronics Co., Ltd
Tiling an array antenna
The system can include and the method can provide a first printed circuit board antenna tile. The first printed circuit board antenna tile comprises a repeating pattern of antenna element units.
Rockwell Collins, Inc.
A network device communicates with one or another set of antennas depending on an orientation of the network device. The network device includes a first set of one or more antennas, a second set of one or more antennas, a processor, and memory having stored thereon instructions executable by the processor to cause the device to perform functions.
An antenna is disclosed in which the radiating structure includes a meta-material having frequency selective properties. The frequency selective properties of the meta-material enable multiple antennas each designed for operation at separate frequencies and each having such meta-materials to be placed in close proximity without affecting each other.
Leonardo Mw Ltd
Determining a full electromagnetic coupling tensor using multiple antennas
A downhole electromagnetic logging tool having two or more antenna groups spaced along a longitudinal axis of the logging tool, each antenna group having one antenna or multiple antennas proximally located or collocated, each antenna group having at least one tilted antenna, at least one antenna group having, in addition to the tilted antenna, at least one transverse or axial antenna, and any given pair of antenna groups comprising at least four antennas is disclosed. The logging tool is disposed in a wellbore penetrating a formation and, while rotating, measures a tool rotation angle, transmits an electromagnetic signal from one antenna group, and receives the electromagnetic signal with another antenna group.
Oliden Technology, Llc
Cell swapping for radio resource management (rrm) further enhanced non ca-based icic for lte method and apparatus
A wireless communication system includes a plurality of communication devices. The rf transceiver includes a transmitter and a plurality of receivers, each receiving signal from an associated communication device.
Zte Corporation (china)
Facilitation of determination of antenna location
Assisted global positioning system (agps) information is retrieved from mobile devices and employed to facilitate antenna location. Measurement information, including agps information, can be received from a plurality of mobile devices dispersed over a geographical region.
At&t Mobility Ii Llc
Method and operating beamformed reference signal in communication system
The present disclosure relates 5g or pre-5g communication systems for supporting higher data transmission rate than those by lte or other post-4g communication systems. According to the present disclosure, a method for operating a beamformed reference signal by a base station and terminal in a communication system, and the terminal, are provided.
Samsung Electronics Co., Ltd.
Wireless charging system
A master unit for wirelessly charging a slave device includes a plurality of radio frequency integrated circuit (rfic) modules, each of the plurality of rfic modules having an antenna array. The master unit is configured to select one of a single beam mode by using all or substantially all antenna arrays in the plurality of rfic modules, a multi-beam mode by using each respective antenna array in each of the rfic modules to form a separate beam from each rfic module, and a customized beam pattern mode by using a customized combination of antennas in selected ones of the plurality of rfic modules.
An antenna arrangement with variable antenna pattern
An antenna arrangement comprising an even number e>3 of antenna elements 210, 210′, connected to steerable phase shifters 211, and a number c=(e/2)*(e/2+1)/2 of hybrid couplers 212, as well as a number of e antenna arrangement ports 213 configured as an interface to the antenna arrangement. Hybrid coupler ports of a bottommost tier 218 of hybrid couplers 212 are connected to respective antenna arrangement ports 213, and hybrid couplers in an overlaying at least one tier 219 are connected to hybrid couplers in a tier immediately below.
Telefonaktiebolaget Lm Ericsson (publ)
Printed radio frequency sensor structure and a preparing a rfid sensor tag
A printed radio frequency sensor structure contains: a substrate, a rf antenna arranged on a top surface of the substrate, and a protection layer covering on the rf antenna arranged, wherein plural sensing materials are directly introduced into a rf antenna mixture of the rf antenna. A method of preparing a rfid sensor tag comprising steps of: a).
Bgt Materials Limited
Software access point standby power optimization across an arbitrary number of associated clients
Systems and methods for wireless communications are disclosed. More particularly, aspects generally relate to an apparatus for wireless communications.
Higher rank codebooks for advanced wireless communication systems
A user equipment (ue) capable of communicating with a base station includes a plurality of antenna ports p, the ue includes a transceiver configured to receive downlink signals indicating precoder codebook parameters, the downlink signal including first and second quantities of antenna ports (n1, n2) indicating respective quantities of antenna ports in first and second dimensions, first and second oversampling factors (o1, o2) indicating respective oversampling factors for dft beams in the first and second dimensions, and a codebook subset selection configuration among a plurality of codebook subset selection configurations, and a controller configured to determine first and second beam skip numbers (s1, s2) indicating respective differences of leading beam indices of two adjacent beam groups in the first and second dimensions, determine a plurality of precoding matrix indicators (pmis) including a first pmi (i1,1, i1,2) and a second pmi i2, based on the received downlink signals and the skip numbers (s1, s2), and cause the transceiver to transmit uplink signals containing the plurality of pmis to the base station.. .
Samsung Electronics Co., Ltd
System including a hybrid active array
A hybrid active array approach can combine aspects of a passive and active array architecture with transmitter, high power, and cooling components positioned in one location, e.g., below a ship deck, apart from a radiating location. Waveguides or signal transmission lines can convey a transmit signal from the transmitter to the radiating location, e.g., to a beamforming network (bfn), hybrid transmit/receive modules (htrm), and a plurality of antenna elements.
The United States Of America As Represented By The Secretary Of The Navy
Method and automatic tuning of an impedance matrix, and radio transmitter using this apparatus
The invention relates to a method and an apparatus for automatic tuning of an impedance matrix, for instance the impedance matrix seen by the power amplifiers of a radio transmitter using a plurality of antennas simultaneously. The apparatus has 4 user ports and 4 target ports, and comprises: 4 sensing units; a signal processing unit which estimates real quantities depending on the impedance matrix presented by the user ports, using the sensing unit output signals obtained for 4 excitations applied to the user ports, two or more of the excitations being applied simultaneously, the signal processing unit delivering a tuning instruction; a multiple-input-port and multiple-output-port tuning unit comprising adjustable impedance devices; and a tuning control unit receiving the tuning instruction and delivering tuning control signals to the multiple-input-port and multiple-output-port tuning unit, the reactance of the adjustable impedance devices being mainly determined by the tuning control signals..
Low-profile blanket antenna
An antenna array includes a flexible microstrip pcb feed layer and a plurality of radiating elements attached to the flexible pcb feed layer. The radiating elements comprise a tau scalable log periodic array of low profile radiating elements for producing a monopole, end fire radiation pattern.
Rockwell Collins, Inc.
Method of transmitting a reference signal in a wireless communication system and apparatus therefor
A method of transmitting a reference signal for a hybrid beamforming in a base station of a wireless communication system according to one embodiment of the present invention may include selecting first subset elements arrayed in a first direction from a plurality of antenna elements included in a 2d array antenna of the base station and transmitting a first reference signal through a reference beam formed by the first subset elements, wherein a first cross-section for the first direction of the reference beam corresponds to a directional beam and wherein a second cross-section for a second direction crossing the first direction of the reference beam corresponds to an omni-directional beam.. .
Lg Electronics Inc.
Determining how to combine received signals
It is presented a method for determining how to combine received signals from a plurality of antennas in an antenna set. The method is performed in a network node and comprises the steps of: determining for each evaluation sector whether it is better to perform intra-sector irc on received signals for all antennas of the evaluation sector than refraining from performing irc; for each evaluation sector, when it is better to perform intra-sector irc, forming a single antenna part; for each evaluation sector, when it is better to refrain from performing irc on any of the received signals for the antennas, forming a separate antenna part for each antenna; determining for a sector group whether it is better to perform inter-sector irc on all its antennas or to keep the previously formed antenna parts; forming a single combined antenna part for the sector group when it is better to perform irc on the at least two evaluation sectors of the sector group..
Telefonaktiebolaget Lm Ericsson (publ)
Apparatus, system and wireless communication via polarized antennas
Some demonstrative embodiments include apparatuses, devices, systems and methods of wireless communication via polarized antennas. For example, an apparatus may include circuitry configured to cause a wireless station to generate an information element including a plurality of antenna identifiers of a plurality of directional antennas of the wireless station, and a plurality of polarization indicators corresponding to the plurality of antenna identifiers, a polarization indicator corresponding to an antenna identifier to indicate a polarization setting of a directional antenna identified by the antenna identifier; and to transmit a frame including the information element..
Intel Ip Corporation
Techniques for improving coverage of communication devices
Certain aspects of the present disclosure provide an apparatus for wireless communication. The apparatus may generally include a plurality of detectors, each configured to detect a signal received by at least one of a plurality of antenna arrays.
Sensor-based closed loop antenna swapping apparatus and methods
Antenna systems that make use of an integrated proximity sensor or other sensor in order to implement a closed loop antenna selection system. In one embodiment, the antenna system is implemented within an exemplary portable wireless device and includes as its primary components for implementing the closed loop antenna selection system: a proximity sensor/microcontroller unit (mcu); a switching apparatus; a baseband front end module (fem); and a number of antenna modules.
Pulse Finland Oy
System and radio frequency penetration imaging of an object
A system and methods for rf (radio frequency) penetration imaging of one or more objects in a medium, the system comprising: a generation and reception unit configured to generate and receive rf signals; an antenna array configured to transmit/receive the rf signals, the antenna array comprises a plurality of antennas: and a processor in communication with said antenna array, said processor is configured to analyze said rf signals and estimate the distance between the antenna array and the object, and in addition the relative orientation between the antenna array and the medium surface.. .
Vayyar Imaging Ltd.
Radial antenna and methods for use therewith
Aspects of the subject disclosure may include, for example, antenna that includes a first plurality of antenna elements radially arranged in a first plane to wirelessly transmit first channel signals received from a guided wave communication system to a plurality of client devices via a first plurality of beams at a corresponding first plurality of angles. A second plurality of antenna elements are radially arranged in a second plane that is displaced a first distance from the first plane to wirelessly transmit second channel signals received from the guided wave communication system to the plurality of client devices via a second plurality of beams at a corresponding second plurality of angles that are angularly displaced from the first plurality of angles.
At&t Intellectual Property I, Lp
Calibration and adaptive control of antenna tuners
An apparatus includes a radio-frequency (rf) path that includes an antenna tuner. The apparatus also includes calibration circuitry coupled to the antenna tuner.
Optimal camera and antenna integration
An antenna module mounted to a roof of a vehicle that includes a plurality of antenna elements for various vehicle communications systems. The antenna module also includes an fdm camera associated with an fdm, where the camera is positioned at the rear of the module and is mounted in a general flat configuration parallel to the roof the vehicle so that the camera field-of-view is directed upward and so that metal components of the camera do not interfere with the radiation pattern of the antenna elements.
Gm Global Technology Operations Llc
Antenna handover using the same
There are provided an antenna apparatus and a method of handover using the antenna apparatus. The antenna apparatus may comprise a plurality of antenna elements forming a plurality of beams in a predetermined service area.
Electronics And Telecommunications Research Institute