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F Antenna patents



      

This page is updated frequently with new F Antenna-related patent applications.




Date/App# patent app List of recent F Antenna-related patents
05/19/16
20160143055 
 Signaling adapted csi-rs periodicities in active antenna systems patent thumbnailSignaling adapted csi-rs periodicities in active antenna systems
A method in a network node is disclosed. The method comprises grouping a plurality of antenna ports corresponding to a plurality of channel state information reference signals (csi-rs) into at least a first csi-rs antenna port group and a second csi-rs antenna port group, and determining, based at least in part on one or more criteria, a first transmission periodicity for the first csi-rs antenna port group and a second transmission periodicity for the second csi-rs antenna port group.
Telefonaktiebolaget L M Ericsson (publ)


05/19/16
20160143053 
 Physical structure and reference signal utilization of enhanced physical downlink control channel for ofdm/ofdma systems patent thumbnailPhysical structure and reference signal utilization of enhanced physical downlink control channel for ofdm/ofdma systems
A two-level physical structure is defined for better diversity for both distributed and localized transmission in enhanced physical downlink control channel (epdcch). First level is a physical unit of enhanced resource element groups (eregs), where the group of res is predefined for each ereg.
Mediatek Inc.


05/19/16
20160142126 
 Method and  beamforming using polarized antenna in a wireless communication system patent thumbnailMethod and beamforming using polarized antenna in a wireless communication system
A method and apparatus for beamforming using a polarized antenna in a wireless communication system are disclosed. The apparatus includes a processor configured to process a signal, and a multi-polarized antenna including a plurality of antenna elements, configured to transmit the signal.
Korea Advanced Institute Of Science And Technology


05/19/16
20160142125 
 A  receiving and processing array antenna signals patent thumbnailA receiving and processing array antenna signals
A system for receiving signals from an array antenna that includes a first number of antenna elements, including an orthogonal signals generator module configured to generate the first number of orthogonal signals. Plurality of multipliers configured to receive array antenna element analog signals and the first number of orthogonal signals and generate a corresponding multiplied analog signal, giving rise to a first number of multiplied analog signals.
Elta Systems Ltd.


05/19/16
20160142124 
 Network element, integrated circuit and  determining connectivity from antenna elements to transceiver line-ups patent thumbnailNetwork element, integrated circuit and determining connectivity from antenna elements to transceiver line-ups
A method for assigning, in a database, a relationship between at least one logical channel and at least one antenna element feed that is coupleable to at least one antenna element of an antenna arrangement, is described. The method comprises either: applying a first signal to at least one first logical channel; and detecting whether there is a presence of a radio frequency signal converted from the first signal on at least one first antenna element feed; or applying a second signal to at least one first antenna element feed coupleable to at least one first antenna element of the antenna arrangement; and detecting whether there is a presence of a logical signal converted from the second signal on at least one first logical channel.
Socowave Technologies Limited


05/19/16
20160142117 
 Methods to calculate linear combination pre-coders for mimo wireless communication systems patent thumbnailMethods to calculate linear combination pre-coders for mimo wireless communication systems
In a wireless communication system having an antenna array selectively configured to transmit channel state information reference signals (csi-rs) using a plurality of antenna ports and basis beam vectors selected from a master beam set or retrieved from memory, a codebook enables selection of a linear combination of at least a subset of the beams and co-phases and coefficients for each selected beam, where the co-phases determine the co-phasing weights for the selected beams for a cross-polarized antenna array, and the coefficients determine the linear combination of the selected beams. Feedback contains an indication of channel state information (csi) for the set of selected or retrieved basis beam vectors, the selected beams, co-phases, and coefficients.
Samsung Electronics Co., Ltd.


05/19/16
20160141767 
 Multiple-antenna system and mobile terminal patent thumbnailMultiple-antenna system and mobile terminal
A multiple-antenna system includes a planar inverted-f antenna pifa of a first type, which includes a metallic ground plane, a dielectric plate, a radiation patch, a probe-type feeding unit, and a metallic shorting pin. The system also includes a pifa of a second type perpendicular to the pifa of the first type and including a metallic ground plane, a radiation patch, a feeding unit, and a metallic shorted patch.
Huawei Technologies Co., Ltd.


05/19/16
20160141751 
 Antenna isolation using a tuned groundplane notch patent thumbnailAntenna isolation using a tuned groundplane notch
There is disclosed an antenna device relating to a single or dual band antenna system for use in mobile telecommunications devices, laptop and tablet computers, usb adapters and electrically small radio platforms comprising a pair of antennas attached to a conductive ground plane, the antennas being separated by free space in which at least one notch is formed in the conductive ground plane between the pair of antennas characterised in that the notch further includes an inductive component and a capacitive component providing good antenna isolation so as to enable mimo operation or diversity operation.. .
Microsoft Corporation


05/19/16
20160139699 
 Light sensitive digitizer system patent thumbnailLight sensitive digitizer system
A digitizer sensor includes a plurality of antennas defining a grid of junctions and light sensitive material configured to affect capacitive coupling at one or more junctions based on exposure to a beam projected on the digitizer sensor. The plurality of antennas of the digitizer sensor is configured to sense capacitive coupling at the junctions..
Microsoft Technology Licensing, Llc


05/12/16
20160135197 
 Interference removal method in multi-node system and terminal using the same patent thumbnailInterference removal method in multi-node system and terminal using the same
An interference removal method in a multi-node system is provided. A user equipment (ue) receives node information from a base station, a first signal from a first node, and a second signal from a second node.
Lg Electronics Inc.


05/12/16
20160135113 

Mobile wireless device


A mobile wireless device includes a first microphone that receives an audio signal, a plurality of antennas disposed at different distances from the first microphone, a wireless unit that performs wireless signal processing for signals received/transmitted through the antennas, an antenna switch that is connected to the wireless unit and performs antenna switching to connect one of the plurality of antennas to the wireless unit, an audio signal processor that processes the audio signal, and a main body that is wearable and includes the wireless unit, the first microphone, the antenna switch, the audio signal processor, and at least one of the antennas. The audio signal processor calculates a level of the audio signal.
Panasonic Intellectual Property Management Co., Ltd.


05/12/16
20160135062 

Apparatus and optimizing parameter of antenna in wireless communication system


An apparatus and a method for optimizing a parameter of an antenna based on radio frequency (rf) environment information in a wireless communication system are provided. The electronic device includes a reception unit configured to receive first network information and second network information, and a transmission unit configured to transmit a first signal to adjust a parameter of an antenna when a difference between a first indicator value included in the first network information and a second indicator value included in the second network information is greater than or equal to a first threshold..
Samsung Electronics Co., Ltd.


05/12/16
20160134731 

Wireless communication device


Provided is a wireless communication device that ensures reduced interference between a plurality of antennas without relatively separating the antennas. The wireless communication device includes a first antenna, a second antenna, and a planar conductor.
Sony Computer Entertainment Inc.


05/12/16
20160131757 

Multi-elevational antenna systems and methods of use


The present disclosure provides systems and methods associated with an antenna system comprising a tension member configured to be towed by an aerial platform and/or secured to an orbiting satellite. In some embodiments, a first end of the tension member may be secured to the aerial platform and the second end may extend unsecured from the aerial platform at a different elevation than the first end.
Elwha Llc


05/12/16
20160131741 

Apparatus and forming beam for processing radar signal


An apparatus and method for forming a beam for processing a radar signal is provided. In order to form a beam, by processing signals that are received through a plurality of antennas, a first symbol signal and a second symbol signal, which are complex signals are generated.
Electronics And Telecommunications Research Institute


05/05/16
20160128023 

Architecture and method in a wireless communication network


Radio network node comprises a plurality of antenna sub arrays, forming a multiple antenna array which is configured for beamforming, spatial multiplexing and multiple input multiple output, mimo, transmission/reception, and further comprising an antenna base band processing unit and a central base band processing unit. The radio network node further comprises a plurality of antenna active modules, wherein each active antenna module is connected to one of the antenna sub arrays, comprised in the multiple antenna array, and wherein each active antenna module is configured for pre-processing of signals over the respective antenna sub array, before any forwarding of signals is made to the central base band processing unit..
Huawei Technologies Co., Ltd.


05/05/16
20160128022 

Method and receiving control information for removing interference of adjacent cell in wireless access system


A method for receiving control information for removing interference of an adjacent cell in a wireless access system, according to one embodiment of the present invention, comprises the steps of: receiving, from a serving cell, indication information expressing whether the number of resource blocks in the serving cell and in the adjacent cell match, and whether the number of antennas in the serving cell and in the adjacent cell are match; receiving a physical broadcast channel (pbch) of the adjacent cell when the number of resource blocks and/or the number of antennas do not match; and determining the number of resource blocks and/or the number of antennas of the adjacent cell from the physical broadcast channel in the adjacent cell that has been received.. .
Lg Electronics Inc.


05/05/16
20160127972 

Reconfigurable antenna system


A user device selects a communication module from a plurality of communication modules of the user device to communicate first data to a first device in a first configuration, selects a first antenna from a plurality of antennas of the user device to communicate the first data in the first configuration, and couples the communication module to the first antenna in the first configuration. The user device additionally selects the communication module to communicate second data to a second device in a second configuration, selects the first antenna and a second antenna from the plurality of antennas to communicate the second data in the second configuration, and couples the communication module to the first antenna and the second antenna in the second configuration..
Amazon Technologies, Inc.


05/05/16
20160127055 

Mechanism to measure, report, and allocate a highest possible rank for each cell in a carrier aggregation (ca) mode receiver-limited user equipment (ue)


Certain aspects of the claimed invention generally relate to a network dynamically configuring one or more cells based on signal quality measurements received from all antennas of a receiver-limited ue. The receiver-limited ue may have a number of receivers that is less than or equal to a number of antennas of the ue.
Qualcomm Incorporated


05/05/16
20160127052 

Method and device for the adjustment of contactless data links


A test setup for testing a contactless digital rotary joint integrated in a device requiring data transmission between a rotating part and a stationary part, the rotary joint further comprises a transmitter and a receiver. The transmitter has a transmitter amplifier, which is coupled to a pair of transmission lines, which are terminated by a pair of terminations.
Schleifring Und Apparatebau Gmbh


05/05/16
20160127027 

Transceiver array


Each of a plurality of modules comprises a respective one of a plurality of antenna elements, and each of a subset of the plurality of modules comprising a respective one of a plurality of transceivers, wherein the plurality of modules are interconnected via one or more communication links. The circuitry may be operable to receive a calibration signal via the plurality of antenna elements, determine, for each one of the antenna elements, a time and/or phase of arrival of the calibration signal, calculate, based on the time and/or phase of arrival of the calibration signal at each of the plurality of antenna elements, electrical distances between the plurality of antenna elements on the one or more communication links, and calculate beamforming coefficients for use with the plurality of antenna elements based on the electrical distances..
Maxlinear, Inc.


05/05/16
20160127006 

Arbitrator for multi-radio antenna switching


A user equipment device (ue) may be configured to collect first performance information from antennas of a first plurality of antennas. The first plurality of antennas may be coupled to a first radio of the ue that may be configured to perform wireless communications according to a first rat.
Apple Inc.


05/05/16
20160126990 

Diversity receive modules using one or more shared tunable notch filters for transmit blocker rejection


A carrier aggregation front-end module with a receive sub-module for receiving signals from a plurality of transmit modules. The module comprises a first receive path configured to receive a first set of signals from one or more of a plurality of antennas, wherein the first set of signals comprises at least one desired receive signal and at least one undesired transmit blocker signal from the plurality of transmit modules.
Rf Micro Devices, Inc.


05/05/16
20160126632 

Inverted-f antenna with a choke notch for wireless electronic devices


A wireless electronic device includes an inverted-f antenna (ifa) having an ifa exciting element, an ifa feed, and a grounding pin. The ifa exciting element is configured to resonate at a resonant frequency when excited by a signal received through the ifa feed.
Sony Corporation


05/05/16
20160126629 

Hybrid electronic/mechanical scanning array antenna


A hybrid electronic/mechanical scanning array antenna including an outer housing and a cold plate rotatable therein. A waveguide aperture including an array of antenna elements is mounted to a top surface of the cold plate and a multi-layer circuit board is mounted to a bottom surface of the cold plate.
Northrop Grumman Systems Corporation


04/28/16
20160119100 

Channel-sounding method using a plurality of antennas, and same


The present invention relates to a wireless communication system. More particularly, the present invention relates to a method and to an apparatus for transmitting an srs in a multi-antenna system.
Lg Electronics Inc.


04/28/16
20160119097 

Codebook design and structure for advanced wireless communication systems


A base station capable of communicating with a user equipment (ue) includes a transceiver configured to transmit channel state information-reference signal (csi-rs) according to a csi-rs configuration comprising a number of antenna ports, and downlink signals containing the csi-rs configuration and a precoding-matrix-construction configuration for precoding matrix indicator (pmi) reporting on physical downlink shared channels (pdsch), the precoding-matrix-construction configuration comprising a first and second sampling factors, o1 and o2, and a first and second numbers, n1 and n2, receive, from the ue, uplink signals containing a precoding matrix indicator (pmi) derived using the csi-rs according to the precoding-matrix-construction configuration, a controller configured to convert the pmi to one of predetermined precoding matrices. Other embodiments including ues and methods are disclosed..
Samsung Electronics Co., Ltd.


04/28/16
20160119016 

Antenna switching in a communication circuit


Aspects disclosed in the detailed description include antenna switching for a communication circuit. A communication circuit includes an antenna switching circuit that couples the communication circuit to a first antenna and/or a second antenna for radio frequency (rf) signal transmission and reception.
Rf Micro Devices, Inc.


04/28/16
20160118722 

Wireless communication antennae for concurrent communication in an access point


One or more access points in a wireless communication system, wherein at least one of those access points includes a set of more than one antennae capable of concurrent communication, and at least one of those more than one antennae is isolated from a remainder of that set of antennae during concurrent communication. Isolation includes one or more of disposed a first antenna in a null region of a second antenna, disposing a first antenna to communicate polarized and substantially orthogonal to a second antenna, disposing a set of antennae to communicate at two or more carrier frequencies, wherein each first antenna adjacent to a second antenna operate at distinct such carrier frequencies, or disposing a set of antennae to communicate using two or more substantially distinct protocols, wherein substantially each first antenna adjacent to a second antenna operate at substantially distinct such protocols..
Meru Networks


04/28/16
20160118719 

Patch antenna assemblies


Disclosed herein are exemplary embodiments of multilayer printed circuit board assemblies (pcbas) that integrally define or include patch antenna radiating elements. The radiating elements may be defined or formed from electrically-conductive layers of the pcbas.
Laird Technologies, Inc.


04/28/16
20160118222 

Plasma processing apparatus


A plasma processing apparatus includes a processing chamber, a part of which is formed of a dielectric window; a substrate supporting unit, provided in the processing chamber, for mounting a target substrate; a processing gas supply unit for supplying a processing gas to the processing chamber to perform a plasma process on the target substrate; an rf antenna, provided outside the dielectric window, for generating a plasma from the processing gas by an inductive coupling in the processing chamber; and an rf power supply unit for supplying an rf power to the rf antenna. The rf antenna includes a single-wound or multi-wound coil conductor having a cutout portion in a coil circling direction; and a pair of rf power lines from the rf power supply unit are respectively connected to a pair of coil end portions of the coil conductor that are opposite to each other via the cutout portion..
Tokyo Electron Limited


04/21/16
20160113028 

Method for scheduling radio resources


A method for allocating resource blocks of a transmission frame on a cellular network. The cellular network includes a cluster of antennas and a master unit of the cluster.

04/21/16
20160113003 

System and methods for simultaneous communication with multiple wireless communication devices


Embodiments of the present invention relate to methods and systems for simultaneous communication with multiple wireless communication devices. In some embodiments, a method for simultaneous communication with multiple wireless communication devices includes receiving, using a plurality of antennas at a first wireless station, a plurality of packets, comprised of orthogonal frequency division multiplexing (ofdm) wireless signals, transmitted simultaneously from a plurality of other wireless stations wherein each of the simultaneously transmitted packets includes a plurality of frequency tones, frequency domain transform the received packets, grouping frequency domain transform outputs for each subcarrier, determining a difference between subcarrier groups formed over different sample sets, and determining a set of weights for each subcarrier, wherein the weights are selected such that the first wireless station can at least one of detect or demodulate the received plurality of packets..

04/21/16
20160112180 

Wireless device for full duplex radios


A wireless device for full duplex radios (fdr) is provided. The wireless device includes an fdr transceiver and an antenna module.

04/21/16
20160112167 

Method of mapping csi-rs ports to antenna units, base station and user equipment


The present disclosure provides a communication method of mapping csi-rs ports to antenna units arranged in an antenna array system, a base station, and a user equipment, the communication method comprises steps of: selecting a group of antenna units to map to the csi-rs ports in a first csi-rs transmission period or a first frequency resource region; and selecting another group of antenna units to map to the csi-rs ports in a second csi-rs transmission period or a second frequency resource region. By the method, base station, and user equipment according to the present disclosure, each antenna unit would get a relatively fair opportunity for transmitting the csi-rs signals or get a fairly good channel estimation performance in ue side..

04/21/16
20160112100 

Method and transceiving signals in a distributed antenna system


The present invention relates to a terminal which receives signals from a base station, and to a method in which the terminal receives signals from the base station in a distributed antenna system (das). The terminal receives, from the base station having a plurality of antennas, control information on one or more active transmission antennas allocated to the terminal, from among the plurality of antennas, and receives signals from the base station via said one or more active transmission antennas..

04/21/16
20160111782 

Dual-polarized, broadband metasurface cloaks for antenna applications


A communication system that reduces the mutual influence of antennas operating in similar or different frequency bands. The communication system includes a first and a second antenna operating in a first and a second frequency band, respectively, and placed in close proximity to each other.

04/21/16
20160111780 

Systems and methods for reconfigurable faceted reflector antennas


Systems and methods are disclosed herein for a reconfigurable faceted reflector for producing a plurality of antenna patterns. The reconfigurable reflector includes a backing structure, a plurality of adjusting mechanisms mounted to the backing structure, and a plurality of reflector facets.

04/14/16
20160105870 

Method and generating common signal in multiple input multiple output system


Provided is a method for generating, by a base station, a common signal commonly required for surrounding terminals of the base station in a massive multiple input multiple output (mimo) system. The base station generates data commonly required for the surrounding terminals.

04/14/16
20160105855 

Method and system for managing transmitting power of communications devices equipped with a plurality of antennas


A method for managing transmitting power of communications devices equipped with multiple antennas. The method enables a first antenna configuration of the plurality of antennas in accordance with a first pre-determined rule.

04/14/16
20160105806 

Multibeam coverage for a high altitude platform


Multibeam coverage for a high altitude platform is disclosed. An example apparatus includes a plurality of antennas configured to provide communication coverage among a plurality of terminals within a specified area on the ground, each antenna being configured to communicate with a specified cell within the specified area.

04/14/16
20160105224 

Transmission method and transmission apparatus


A transmission apparatus includes a plurality of antennas and a transmission scheme determination processor that selects one of either a first transmission scheme of transmitting a plurality of signals including a first amount of data in a frame, respectively, from the plurality of antennas, and a second transmission scheme of transmitting a plurality of signals including a second greater amount of data in a frame, respectively, from the plurality of antennas. The apparatus includes a modulation scheme selection processor that selects a modulation scheme among a plurality of modulation schemes and a control processor that controls the transmission scheme determination processor and the modulation scheme selection processor to change the transmission scheme less frequently than the modulation scheme.

04/14/16
20160105212 

High radiation efficiency antenna systems


A system that incorporates teachings of the subject disclosure may include, for example, a communication device including a matching network for impedance tuning and pairs of antennas that can be utilized as primary and diversity antennas, respectively, and can provide high radiation efficiency. An rf switch can be utilized for re-configuring the primary and diversity antennas.

04/14/16
20160105210 

Wide band antenna systems


A system that incorporates teachings of the subject disclosure may include, for example, a communication device including a matching network for impedance tuning and pairs of antennas that can be utilized as primary and diversity antennas, respectively, and can provide high radiation efficiency. An rf switch can be utilized for re-configuring the primary and diversity antennas.

04/14/16
20160103199 

System, method and computer-readable medium for estimating direction of arrival of a signal incident on at least one antenna array


Exemplary embodiments include a computer-implemented method for configuring at least one antenna array comprising receiving a plurality of samples corresponding to signals incident on a plurality of antennas; using a computer arrangement, computing one or more data related to an envelope of the samples and estimating a direction of arrival of the signals incident on the antennas based on the one or more computed data; and configuring the at least one antenna array based on the estimated direction of arrival. The computing and estimating procedures can be performed for each of a plurality of direction-of-arrival candidates.

04/07/16
20160100385 

Method and base station for transmitting downlink signal and method and equipment for receiving downlink signal


A base station of the present invention configures resources in which a downlink signal is to be transmitted with zero power using resource sets defined for a specific number of antenna ports, regardless of the number of antenna ports actually configured in the base station, and transmits resource information indicating the configured resources to a user equipment. The user equipment of the present invention receives a downlink transmission from the base station, assuming that transmission power of resources corresponding to a resource set indicated by the resource information is zero..
Lg Electronics Inc.


04/07/16
20160099764 

Per stream and per antenna cyclic shift delay in uplink multi-user mimo


A method, an apparatus, and a computer-readable medium for wireless communication are provided. In one aspect, an apparatus includes a processor configured to determine a first set of csd values for transmitting a first set of information on a plurality of antennas, determine a second set of csd values for transmitting a second set of information on the plurality of antennas, and transmit the first set of information based on the first set of csd values and the second set of information based on the second set of csd values..
Qualcomm Incorporated


04/07/16
20160099505 

Modular active antenna structures and arrangements


Various communication systems may benefit from modularity. For example, wireless communication systems may benefit from a modular active antenna arrangement.
Nokia Solutions And Networks Oy


04/07/16
20160099501 

Antenna and steering antenna beam direction for wifi applications


An antenna comprising an imd element and one or more parasitic and active tuning elements is disclosed. The imd element, when used in combination with the active tuning and parasitic elements, allows antenna operation at multiple resonant frequencies.
Ethertronics, Inc.


04/07/16
20160098122 

Digitizer sensor


A sensor includes a sensing area confined by a plurality of edges and a plurality of antennas spread across the sensing area. The plurality of antennas cross each other to form a grid of junctions.
Microsoft Technology Licensing, Llc


03/31/16
20160095130 

Methods for controlling antennas and apparatuses using the same


A method for controlling antennas, performed by a virtual tunneling processor of a wireless access point, is provided and contains at least the following steps. Obtaining a plurality of first signal quality indices associated with a connecting device by respectively detecting the plurality of first signal quality indices by a plurality of antenna patterns, selecting a plurality of best antenna patterns as a plurality of antenna-pattern candidates according to the first signal quality indices, obtaining a plurality of second signal quality indices associated with the connecting device by respectively detecting the plurality of second signal quality indices by the antenna-pattern candidates, and storing the second signal quality indices in a database..
Wistron Neweb Corp.


03/31/16
20160094939 

Systems and methods for adjusting wireless scan rates


The present disclosure relates to computer-implemented systems and methods for transmitting and receiving audio and video data. A method may include determining, by a device including one or more processors and a plurality of antennas, that the device is in an active state.

03/31/16
20160093957 

Arrayed antenna for millimeter-wave and terahertz applications


We disclose an arrayed antenna for reception of electromagnetic radiation from a millimeter-wave or terahertz range. In an example embodiment, individual antenna cells in the arrayed antenna are configured for direct detection of the received electromagnetic radiation and are electrically connected in series or in parallel with one another in a manner that causes each of the antenna cells to positively contribute to the overall gain of the arrayed antenna.

03/31/16
20160093955 

Electronic device with passive antenna retuning circuitry


An electronic device may have wireless circuitry with antennas. An antenna may have an inverted-f antenna resonating element, an antenna ground, and other resonating element structures.
Apple Inc.


03/31/16
20160093947 

Flat spiral antenna for utility meter reporting systems and other applications


A new flat spiral vhf antenna (fsva) transmits circularly polarized rf transmissions only. The spiral antenna transmits from circular components only, forgoing transmission from any vertical or horizontal component.

03/31/16
20160091314 

Efficient processing of double differenced updates in a kalman filter


Systems and methods are provided for sequentially updating a kalman filter in a navigation system. Respective signals from a plurality of transmitters containing range-finding data are received at a plurality of antennas.
Northrop Grumman Systems Corporation


03/24/16
20160088606 

Alternate feedback types for downlink multiple user mimo configurations


A method in a communication network includes obtaining descriptions of a plurality of communication channels each communication channel associated with a different one of a plurality of receivers; and generating a plurality of steering vectors, one for each of the plurality of receivers, using the descriptions of the plurality of communication channels; wherein each steering vector is used to transmit data to a corresponding one of the plurality receivers via a plurality of antennas and over a corresponding one of the communication channels simultaneously and wherein each steering vector is used to communicate data on a different one of the plurality of communication channels, and wherein each steering vector is generated to reduce interference on a corresponding communication channel caused by simultaneous transmission of data on other communication channels.. .
Marvell World Trade Ltd.


03/24/16
20160088522 

Method and apparatus in a base station for controlling communication resources to a plurality of antenna sites of the base station


Disclosed is a method performed by a base station (200) in a wireless communication system for controlling communication resources to a plurality of antenna sites (231, 232, 233, 234) of the base station, the base station providing communication resources as a number of antenna carriers providing iq data flows (iq1, iq2, iq3) to the plurality of antenna sites. The method comprises: estimating (302) traffic load on individual of the plurality of antenna sites (231, 232, 233, 234), and distributing (312) the number of antenna carriers to the plurality of antenna sites based on the estimated traffic load on individual of the plurality of antenna sites..
Telefonaktiebolaget Lm Ericsson (publ)


03/24/16
20160087692 

Information reading system, information reading apparatus, storage medium having stored therein information reading program, and information reading method


An information reading system performs near field communication with an information storage medium. The information reading system includes: an antenna structure including a plurality of antenna coils, each arranged across at least one of the others and each having a reading area; and a computer processor configured to perform near field communication with the information storage medium in each reading area, thereby reading information from the information storage medium in proximity to the reading area..
Nintendo Co., Ltd.


03/24/16
20160087346 

Antenna assembly for long-range high-speed wireless communications


Various embodiments of antenna assemblies are disclosed herein. In one embodiment, the antenna assembly includes a reflector comprising a center opening, a feed-antenna subassembly situated in front of the reflector, a rear housing situated behind the reflector, and a pole-mounting bracket comprising a base plate situated between the reflector and the rear housing.
Ubiquiti Networks, Inc.


03/24/16
20160087339 

Wireless communication terminal


In one implementation, an antenna array has a plurality of antenna element, each of which is configured to apply a phase shift to a signal. A beam steering controller is configured to steer a main beam of the antenna by controlling the phase shifts applied by the antenna elements.
Iridium Satellite Llc


03/24/16
20160087338 

Antenna array calibration for wireless charging


Antenna array calibration for wireless charging is disclosed. In one aspect, an initial calibration sequence is performed each time a wireless charging station is powered on.
Rf Micro Devices, Inc.


03/24/16
20160087337 

Antenna array calibration for wireless charging


Antenna array calibration for wireless charging is disclosed. In one aspect, an initial calibration sequence is performed each time a wireless charging station is powered on.
Rf Micro Devices, Inc.


03/24/16
20160084943 

Radar system for automated vehicle with phase change based target catagorization


A radar system suitable for an automated vehicle includes a plurality of antennas configured to detect a reflected radar signal reflected by an object in a field-of-view of the system. Each antenna of the plurality of antennas is configured to output detected signals indicative of the reflected radar signal detected by each of the plurality of antennas.
Delphi Technologies, Inc.


03/24/16
20160084941 

Radar system with phase based multi-target detection


A radar system includes a plurality of antennas and a controller. The plurality of antennas is configured to detect a reflected radar signal reflected by an object in a field-of-view of the system.
Delphi Technologies, Inc.


03/17/16
20160080948 

Method and base station for transmitting downlink signal and method and equipment for receiving downlink signal


A base station of the present invention configures resources in which a downlink signal is to be transmitted with zero power using resource sets defined for a specific number of antenna ports, regardless of the number of antenna ports actually configured in the base station, and transmits resource information indicating the configured resources to a user equipment. The user equipment of the present invention receives a downlink transmission from the base station, assuming that transmission power of resources corresponding to a resource set indicated by the resource information is zero..
Lg Electronics Inc.


03/17/16
20160080066 

Transmitter diversity technique for wireless communications


A simple block coding arrangement is created with symbols transmitted over a plurality of transmit channels, in connection with coding that comprises only simple arithmetic operations, such as negation and conjugation. The diversity created by the transmitter utilizes space diversity and either time or frequency diversity.
At&t Mobility Ii Llc


03/17/16
20160080052 

Method and channel state information based on antenna mapping and subsampling


Non-zero power channel state information reference signals (csi-rs) are transmitted only on a subsampled pattern of antennas within an antenna array. Based on the transmitted csi-rs, channel state information is determined for all antennas within the antenna array by, for example, precoder matrix indicator (pmi) interpolation or channel quality indicator (cqi) compensation.
Samsung Electronics Co., Ltd.


03/17/16
20160080051 

Hybrid digital and analog beamforming for large antenna arrays


A hybrid digital and analog beamforming device for a node operable with an antenna array is disclosed. In an example, the hybrid digital and analog beamforming device can include computer circuitry configured to: segment antenna elements of an antenna array into at least two groups of antenna elements; map antenna ports for transmission chains to one group of the antenna elements; constrain digital precoding weights for a digital precoder for the antenna elements, where the digital precoding weight in dudes a digital phase and amplitude; and determine analog precoding weights for an analog precoder for the antenna elements, where the analog precoding weight includes an analog phase..

03/17/16
20160080046 

Method and modulating baseband signal in beam space multi-input multi-output, and receiving therein


A modulation method of a baseband signal, an apparatus thereof, and a receiving apparatus thereof in a beam space mimo are disclosed. The baseband signal modulation apparatus may calculate a load value of a plurality of antenna elements by using the baseband signal.
Electronics And Telecommunications Research Institute


03/17/16
20160078257 

Ultrahigh frequency rfid (radio frequency identification) reader with sighting function


An ultrahigh frequency (uhf) radio frequency identification (rfid) reader with sighting function for reading rfid tag is mainly formed by a rf antenna and a controller, wherein the physical appearance of the rf antenna is formed with a sighting portion. In reading operation, users can aim the sighting portion of the rf antenna at a rfid tag at a remote location by visual mode so that the rf antenna can finish the reading operation promptly and accurately.
Marson Technology Co., Ltd.


03/17/16
20160077167 

Integrated optical nanoscale probe


A diamond probe is suitable to be attached to an atomic force microscope and is created with a tip that incorporates a one or more nitrogen vacancy (nv) centers located near the end of the tip. The probe arm acts as an optical waveguide to propagate the emission from the nv center with high efficiency and a beveled end directs excitation light to the nv center and directs photoluminescence light emanating from the nv center into the probe arm.
Infinitum Solutions, Inc.


03/10/16
20160073419 

Packet data transmission in a mimo system


A packet data transmission system comprises primary stations (ps) having signal transmitting and receiving means and antennas (pa1 to pa4) for propagating downlink signals and receiving uplink signals and a plurality of secondary stations (ss) able to roam within the coverage areas of the primary stations. Each secondary station (ss1) has signal transmitting and receiving means, a predetermined number of antennas (sa1 to sa4), and means for monitoring its radio environment.
Koninklijke Philips N.v.


03/10/16
20160073418 

Communication apparatus and communication control method


A communication apparatus 101 having a plurality of antennas includes a controller that, in radio communication with another communication apparatus 103 on a plurality of channels by applying sdma (space division multiple access), acquires information on communication performance of the another communication apparatus 103 and, based on the information, controls the radio communication that employs the sdma.. .
Kycero Corporation


03/10/16
20160073222 

Mobile phone and near field communication


Disclosed herein is a mobile phone with the near field communication (nfc) technology and method of operating the mobile phone. The mobile phone includes a display; a baseband chip; a near field communication (nfc) module comprising an rf antenna, an nfc tag circuit and an nfc main chip; and the rf antenna configured to receive incoming rf signals in 13.56 mhz..
Aq Corporation


03/10/16
20160072572 

Method for performing beamforming based on partial antenna array in wireless communication system and apparatus therefor


A method for receiving a signal from a base station by a user equipment using beamforming based on a massive antenna array in a wireless communication system is disclosed. The method includes configuring a preferred antenna port set among a plurality of antenna ports included in the massive antenna array, measuring channel state information by receiving a reference signal corresponding to the preferred antenna port set and reporting the channel state information to the base station, and receiving a beam-formed signal from the base station using the preferred antenna port set based on the channel state information..
Lg Electronics Inc.


03/10/16
20160072570 

Wireless communication device and wireless communication method


A wireless communication device including: a plurality of phase shifters, each of the plurality of phase shifters adjusting each amplitude and each phase of each analog signal by each element of a transmission weight vector, each analog signal being generated by multiplexing a plurality of signals that are addressed to a plurality of terminals respectively, a plurality of antennas, each of the plurality of antennas transmitting each analog signal whose phase has been shifted by each of the plurality of phase shifter, and a processor configured to: obtain a plurality of steering vectors that correspond to the plurality of terminals respectively, and generate the transmission weight vector by combining the plurality of steering vectors.. .
Fujitsu Limited


03/10/16
20160072561 

Method and appartus for modulating baseband signal in beam space multi-input multi-output


A method and apparatus for modulating a baseband signal in beam space mimo are provided. The baseband signal modulation apparatus may calculate a load value of a plurality of antenna elements using a baseband signal.
Electronics And Telecommunications Research Institute


03/10/16
20160072186 

Hierarchical phase shift array antenna weight look ahead, elaboration, and beam-splitting methods


An array antenna system consists of layered construct of subarrays. Each beam pointing angle requires an antenna weight vector (awv).

03/10/16
20160069980 

Wireless communication device and estimation method


A wireless communication device includes: a plurality of antennas configured to receive a radio wave; a processor configured to execute a program; and a memory configured to store the program, wherein the processor preforms operations to: measure reception strength of a radio wave of an estimation target at each of the plurality of antennas; executes first calculation processing of calculating first correlation coefficients of antenna pairs among the plurality of antennas and calculating a second correlation coefficient of the plurality of antennas by using the first correlation coefficients for each of a plurality of direction-of-arrival candidates of the radio wave; and estimates a first direction of arrival of the radio wave of the estimation target based on the second correlation coefficient for each of the direction-of-arrival candidates.. .
Fujitsu Limited


03/03/16
20160065335 

Apparatus and controlling inter-cell interference


An apparatus and method for controlling inter-cell interference is disclosed. The user equipment for controlling inter-cell interference in a wireless communication system includes an interference level measuring module configured to measure interference levels of neighboring cells using at least one of information about the number of antennas among antennas deployed in the neighboring cells, information about indexes of the effective antennas, and information about reference signal of the neighboring cells, an interference restriction request determination module configured to compare the interference levels of the neighboring cells with a predetermined threshold and to determine whether or not ue requests an interference restriction to the neighboring cells, and a transmitter configured to transmit information about one or more neighboring cells, to which the interference restriction request will be transmitted, to a serving base station..
Lg Electronics Inc.


03/03/16
20160065295 

Antenna-diversity receiver and operating an antenna-diversity receiver and a transmitter in a frequency-hopping communication system


The receiver has an antenna sampling mode in which the receiver receives, successively for each combination of antenna and advertising channel, advertising packets. The receiver determines a corresponding signal quality value and selects, for each data channel, an antenna from the antenna set on the basis of the determined signal quality values..

03/03/16
20160065282 

Linear precoding in full-dimensional mimo systems and dynamic vertical sectorization


Certain aspects of the present disclosure provide methods and apparatus for linear precoding in full-dimensional mimo (fd-mimo) systems. According to aspects, an enb may compress a larger number of antenna elements to a smaller number of antenna ports.
Qualcomm Incorporated


03/03/16
20160064830 

Alford loop antennas with parasitic elements


According to one embodiment of the invention, a network device comprises a plurality of antennas comprising a first antenna, wherein the first antenna comprises: a first set of one or more elements that form an alford loop and that is configured for electrical excitation via a current transmitted over a conductive medium from a signal source and a second set of one or more elements that is configured for electromagnetic induction without contact with the conductive medium from the signal source.. .
Aruba Networks, Inc.


03/03/16
20160064816 

Apparatus with multi-directional radiation capability using multiple antenna elements


An apparatus for reducing interference and improving communication quality for rf communications over mm-wave frequency bands between wireless communications devices. In one embodiment, for example, the apparatus comprises a plurality of high-gain directional antenna elements each configured to maximally radiate in different directions relative to the apparatus.
Nitero Pty Ltd.


03/03/16
20160064815 

Antenna equipped with horizontally arranged radiating elements


The present invention relates to a base station antenna for mobile communication, the antenna, equipped with horizontally arranged radiating elements and connected to a base station system, comprising: a reflective plate disposed in the interior of a multiple-input multiple-output antenna; a plurality of antennas disposed on the planar surface of the reflective plate; and a moving unit for moving the plurality of antennas vertically within the range of the planar surface of the reflective plate.. .
Kmw Inc.


03/03/16
20160064809 

Antenna system with reduced multipath reception


An antenna system with a sharp difference in directional pattern is intended for receiving gnss signals. The antenna system includes at least two antenna elements located above a high-impedance capacitive ground plane, and a combining network.
Topcon Positioning Systems, Inc.


03/03/16
20160064808 

Antenna designs


According to one embodiment of the invention, a network device comprises a plurality of antennas comprising a first antenna, wherein the first antenna comprises: a first set of one or more elements that form an alford loop and that is configured for electrical excitation via a current transmitted over a conductive medium from a signal source and a second set of one or more elements that is configured for electromagnetic induction without contact with the conductive medium from the signal source.. .
Aruba Networks, Inc.


03/03/16
20160064802 

Multiband antenna arrangement


A multiband antenna arrangement is disclosed. The multiband antenna arrangement includes a metallic shell forming an rectangular outer appearance and including a metallic top shell acting as a radiating element of antenna, a printed circuit board, a wifi antenna, a diversity antenna having a grounded point and a feeding point electrically connecting the radiating element of the metallic top shell, a gps antenna far away from the diversity antenna and having a grounded point and a feeding point electrically connecting the radiating element of the metallic top shell, the grounded point of the diversity antenna and the grounded point of the gps antenna both positioned between the feeding point of the diversity antenna and the feeding point of the gps antenna..
Aac Technologies Pte. Ltd.


02/25/16
20160057742 

Methods and nodes in a wireless communication system


Methods and nodes, using at least one subframe, and at least one set of reference signals selected from a first or second candidate set of reference signals, each set of reference signals comprising a set of antenna ports. The method comprises assigning resource blocks by means of control channel for the data channel in the subframe; associating one set of reference signals, selected from the first or the second candidate set of reference signals with the assigned resource blocks, utilising the set of antenna ports of the selected set of reference signals, based on a set of rules related to at least the assigned resource blocks; and transmitting the data channel on the assigned resource blocks..
Huawei Technologies Co., Ltd.


02/25/16
20160057260 

Systems and methods for enabling radio-frequency communication of a modular mobile electronic device


A system for enabling rf communication of a modular mobile electronic device includes a set of antennas that enable rf communication of modules removably coupled to the modular mobile electronic device and an antenna control system, including an antenna routing system, wherein the antenna routing system controls electrical coupling between the set of antennas and the modular mobile electronic device, wherein the antenna tuning system is integrated into a chassis of the modular mobile electronic device.. .
Google, Inc.




F Antenna topics: Rf Antenna, Hydrocarbon, Base Station, Access Point, Wireless Communication Device, Basic Service Set, Spatial Multiplexing, Communication System, Multiplexing, Downlink Control Channel, Physical Downlink Control Channel, Allocation, Distributed, Modulation, Demodulation

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