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F Antenna patents



      
           
This page is updated frequently with new F Antenna-related patent applications. Subscribe to the F Antenna RSS feed to automatically get the update: related F RSS feeds. RSS updates for this page: F Antenna RSS RSS


Hybrid-based cancellation in presence of antenna mismatch

University Of Southern California

Hybrid-based cancellation in presence of antenna mismatch

Method and apparatus of transmitting training signal in wireless local area network system

Lg Electronics

Method and apparatus of transmitting training signal in wireless local area network system

Method and apparatus of transmitting training signal in wireless local area network system

Lucent Technologies

Closed-loop multiple-input-multiple-output scheme for wireless communication based on hierarchical feedback


Date/App# patent app List of recent F Antenna-related patents
08/20/15
20150236872 
 Method and device for estimating channel in muliple-receiving antenna system patent thumbnailMethod and device for estimating channel in muliple-receiving antenna system
Disclosed are a method and device for estimating a channel in a multiple-receiving antenna system. The method comprises: a channel estimation is performed on a received pilot signal by using a least square channel estimation algorithm to obtain an estimation value hls; an n′-dimensional channel autocorrelation matrix formula (i) and a channel frequency domain autocorrelation matrix ri from a transmitting antenna i to any receiving antenna are acquired, and a weight matrix w which is descrambled and denoised is calculated, wherein i=1, 2, .
Zte Corporation


08/20/15
20150236842 
 Hybrid-based cancellation in presence of antenna mismatch patent thumbnailHybrid-based cancellation in presence of antenna mismatch
A multi-port hybrid-based cancellation network may include a first and second hybrid coupler, and a first and second two-port network. The second hybrid coupler may be distinct from the first hybrid coupler.
University Of Southern California


08/20/15
20150236831 
 Method and apparatus of transmitting training signal in wireless local area network system patent thumbnailMethod and apparatus of transmitting training signal in wireless local area network system
A method of transmitting a training signal in a wireless local area network (wlan) system includes generating one or more first training signals for a first destination station and one or more second training signals for a second destination station by applying a mapping matrix p to a training signal generation sequence, mapping the first training signals and the second training signals to a plurality of antennas according to an antenna mapping matrix, and performing inverse fast fourier transform (ifft) on each of the first training signals and the second training signals mapped to the plurality of antennas and transmitting the training signals through the plurality of antennas.. .
Lg Electronics Inc.


08/20/15
20150236769 
 Closed-loop multiple-input-multiple-output scheme for wireless communication based on hierarchical feedback patent thumbnailClosed-loop multiple-input-multiple-output scheme for wireless communication based on hierarchical feedback
The present invention provides methods implemented in a base station having a plurality of antennas and one or more user terminals. One embodiment of the method includes receiving feedback from at least one user in response to transmitting a first frame to said at least one user.
Lucent Technologies Inc.


08/20/15
20150236768 
 Signal generating method and signal generating apparatus patent thumbnailSignal generating method and signal generating apparatus
A transmission method for simultaneously transmitting a first modulated signal and a second modulated signal at the same frequency includes performing precoding on both signals using a fixed precoding matrix and regularly changing the phase of at least one of the signals. In this method, the power ratio between a plurality of signals transmitted from a plurality of antennas at the same frequency and at the same time differs from the power ratio between a plurality of pilot signals transmitted from the plurality of antennas at the same frequency and at the same time, whereby the accuracy of channel estimation by a reception device is improved..
Panasonic Intellectual Property Corporation Of America


08/20/15
20150236764 
 Communication device and signal detection method patent thumbnailCommunication device and signal detection method
Provided are a communication device and a signal detection method capable of improving the detection accuracy for transmission signals transmitted from one or two or more transmission devices. The communication device includes a phased-array antenna, in which a plurality of antenna elements are arranged on a plane, for receiving a signal transmitted from one or two or more transmission devices; a signal converter that includes a plurality of beamformers, each of which synthesizes a received signal received at each antenna element, for each sub-array formed by grouping the plurality of antenna elements, and converts the signal synthesized for each sub-array into a baseband signal; and a signal processor for detecting a transmission signal transmitted from each of the one or two or more transmission devices, based on a baseband signal for each sub-array, which is received from each of the plurality of beamformers, for each resource block..
Samsung Elecronics Co., Ltd.


08/20/15
20150236763 
 Supporting high dimensional mu-mimo beamforming by sounding multiple frames with different sets of antenna patterns patent thumbnailSupporting high dimensional mu-mimo beamforming by sounding multiple frames with different sets of antenna patterns
In some aspects, the disclosure is directed to methods and systems for performing channel estimation between a beamformer and a beamformee. A beamformer can determine that a beamformee is configured to perform channel estimation for up to a pre-configured number of transmit spatial streams from the beamformer.
Broadcom Corporation


08/20/15
20150236413 
 Adaptive interference suppression via subband power measurements of a phased-array antenna patent thumbnailAdaptive interference suppression via subband power measurements of a phased-array antenna
A phased-array antenna system includes an array of antenna feed elements that produces a radiation pattern to provide spot beams within which to receive a signal in a frequency band and carrying communication from a terminal at a known geographic location. A beamformer forms the spot beams; and a channelizer divides the frequency band into frequency subbands, and measures power levels of the signal over respective frequency subbands.
The Boeing Company


08/20/15
20150236411 
 Link quality to static and non-static devices patent thumbnailLink quality to static and non-static devices
In some aspects, the disclosure is directed to methods and systems for transmitting to static and non-static devices. An access point having a plurality of antennas can send a plurality of sounding frames from the plurality of antennas to a plurality of devices.
Broadcom Corporation


08/20/15
20150236409 
 Scanning meta-material antenna and  scanning with a meta- material antenna patent thumbnailScanning meta-material antenna and scanning with a meta- material antenna
Various antennas and systems of antennas can benefit from meta-material construction. For example, avionics antennas including weather antennas may benefit from being constructed of meta-materials.
Aviation Communication & Surveillance Systems Llc


08/20/15
20150234035 

X-band surface mount microstrip-fed patch antenna


An antenna array for use with an x-band weather radar system comprises a printed circuit board, a plurality of antenna elements, and a plurality of integrated circuit packages. The printed circuit board includes a first side and an opposing second side.
Garmin International, Inc.


08/13/15
20150230260 

Reference signal measurement use in wireless communication system including plural base stations with distributed antennas


An apparatus and a method of measuring a reference signal for efficient downlink transmission in a mobile communication system are provided. The system includes plural base stations, each having a plurality of antennas distributed in the service area thereof based on a distributed antenna system (das).
Samsung Electronics Co., Ltd.


08/13/15
20150230213 

Method and transmitting downlink signal in wireless communication system


A method of transmitting a downlink signal at a base station in a wireless communication system includes generating a user equipment (ue)-specific reference signal sequence and mapping the generated sequence to resource elements (res) predetermined according to antenna port groups. The res for each antenna port group are divided on a frequency axis, on predetermined orthogonal frequency division multiplexing (ofdm) symbols of each slot, and the number of antenna port groups if the number of layers for transmitting the downlink signal is greater than 8 is twice the number of antenna port groups if the number of layers for transmitting the downlink data is equal to or less than 8..
Lg Electronics Inc.


08/13/15
20150229374 

Wireless communications system, wireless communications apparatus, wireless communications method and computer program for wireless communication


In performing svd-mimo transmission, a set-up procedure is simplified while assuring a satisfactory decoding capability with a reduced number of antennas. A transmitter estimates channel information based on reference signals sent from a receiver, determines a transmit antenna weighting coefficient matrix based on the channel information, calculates a weight to be assigned to each of components of a multiplexed signal, and sends, to the receiver, training signals for respective signal components, the training signals being weighted by the calculated weights.
Sony Corporation


08/13/15
20150229371 

Method for transmitting efficient feedback in multi-antenna wireless communication system and apparatus therefor


The present invention relates to a method for transmitting a signal of a transmitting side in a wireless communication system that supports multiple antennas. More particularly, the method comprises the steps of: receiving, from a receiving side, feedback information for transmitting the signal of the transmitting side; and transmitting a signal to which a precoding matrix (w) is applied on the basis of the feedback information, wherein the precoding matrix (w) is expressed as a multiplication of two precoding matrices (w1 and w2), w1 is set to correspond to a plurality of antenna groups configured according to the feedback information, and w2 is configured such that the signal corresponding to the plurality of antenna groups can be transmitted in a mutual orthogonal way..
Lg Electronics Inc.


08/13/15
20150229363 

Nfc device combining components of antenna driver and shunt regulator


Embodiments of the present disclosure can be used to produce smaller, more compact antenna drivers at a reduced cost. Systems and methods for integrating components of an antenna driver with components of a shunt regulator and clamp are provided.
Broadcom Corporation


08/13/15
20150229023 

Antenna unit, radar device, and composite sensor device


A dbf antenna unit including one or more transmitting antennas and a plurality of receiving antennas arranged at a predetermined interval in a horizontal scanning direction. Each of the transmitting antennas and the receiving antennas includes a waveguide provided with a corner bend and a horn expanding in a pyramid-like shape from one end of the waveguide.
Honda Elesys Co., Ltd.


08/13/15
20150226846 

Shared aperture antenna array


A shared aperture antenna array including an array of antennas is disclosed. Elements of neighboring antennas are shared to create additional antennas.
Battelle Memorial Institute


08/13/15
20150223883 

Electrosurgical devices with balun structure for air exposure of antenna radiating section and directing energy to tissue using same


An energy applicator for directing energy to tissue includes a feedline having an inner conductor, an outer conductor and a dielectric material disposed therebetween, and an antenna assembly having a radiating section operably coupled to the feedline. The energy applicator also includes a first balun structure configured to substantially confine energy to the radiating section when the energy applicator is energized and disposed in tissue, and a second balun structure configured to substantially prevent energy emitted from the radiating section from propagating proximal to the second balun structure along the feedline when the energy applicator is energized but not disposed in tissue..
Covidien Lp


08/06/15
20150223088 

Techniques for mmwave-capable small cell detection


Techniques for millimeter-wave (mmwave)-capable small cell detection are described. In one embodiment, for example, a mobile communication device may comprise at least one radio frequency (rf) transceiver, at least one rf antenna, and logic, at least a portion of which is in hardware, the logic to receive initiator sector sweep (iss) monitoring instructions identifying one or more millimeter-wave (mmwave) frequency channels to be monitored, perform an iss monitoring procedure comprising monitoring the one or more mmwave frequency channels, and send an iss monitoring report indicating whether any mmwave-capable boosters have been detected during the iss monitoring procedure.
Intel Corporation


08/06/15
20150222333 

Apparatus, system and beam selection for beamformed diversity wireless communication


Some demonstrative embodiments include devices, systems and/or methods of beam selection for beamformed communication. For example, an apparatus may include a controller to control a plurality of antenna subarrays to form a plurality of directional beams for communicating a beamformed diversity wireless transmission over a plurality of selected directional links, which are selected based on at least one predefined selection metric..
Intel Corporation


08/06/15
20150222331 

Antenna selection with embms


A method, an apparatus, and a computer program product for wireless communication are provided. The apparatus determines at least one signal metric and selects a number of antennas from among a set of antennas for receiving a multicast/broadcast signal based on the at least one signal metric..
Qualcomm Incorporated


08/06/15
20150222316 

Dual antenna topology for bluetooth and ieee 802.11 wireless local area network devices


A method includes determining that an antenna shared between a bluetooth transceiver and a wlan transceiver is available to the wlan transceiver based on an activity signal associated with the bluetooth transceiver. Access to the shared antenna is provided to the wlan transceiver based on the determination, and the wlan transceiver is configured to use diversity in transacting wlan signals via a plurality of antennas, including the shared antenna.
Broadcom Corporation


08/06/15
20150222126 

External or internal receiver for smart mobile devices


The present disclosure may provide a receiver configuration and application, which may be used to provide wireless power transmission for smart mobile devices. Specifically, the receiver may include a plurality of antenna elements connected to at least one rectifier and one power converter.
Energous


08/06/15
20150222026 

High isolation dual antenna rf switch architectures


Rf circuitry, which includes a first main rf switching circuit and a second main rf switching circuit, is disclosed. The first main rf switching circuit is capable of providing an rf signal path between a first main rf port and a first selected one of a first rf antenna and a second rf antenna.
Rf Micro Devices, Inc.


08/06/15
20150219747 

Radiofrequency determining, by pairs of spacecraft, the relative angular position between a plurality of remote spacecraft


A system comprises: onboard a first craft, called host craft, a triplet of antennas comprising a transmitting and receiving antenna and two transmitting antennas, a transmission chain that can be successively coupled to each antenna of the triplet of antennas by a radiofrequency switch, a reception chain that can be coupled to the transmitting and receiving antenna, and a processing device intended to determine a relative angular position between, on the one hand, the host craft and, on the other hand, a plurality of spacecraft, called companion craft, from measurements of path differences performed and transmitted by the companion craft; onboard the companion craft, a transmitting and receiving antenna, a transmission chain and a reception chain coupled to the transmitting and receiving antenna and a measurement device intended to measure path differences between three signals originating from the three antennas of the triplet of antennas of the host craft.. .
Thales


08/06/15
20150216444 

Patient bed with magnetic resonance radio frequency antenna, particularly for use in a magnetic resonance imaging guided therapy system


A patient bed, particularly for use in a magnetic resonance (mr) imaging-guided therapy system employing at least one out of ionizing radiation and ultrasound energy for therapy purposes, having an abdominal support portion (14) for supporting an abdominal region (18) of a subject (12) during magnetic resonance-guided therapy, comprising at least one magnetic resonance (mr) radio frequency (rf) antenna device (48) arranged at a top side (26) of the patient bed in a patient bed center region (30), with at least one mr rf antenna (50) that is enclosed in a housing (52) having two side surfaces (54) opposing each other, wherein, in at least one state of operation, each side surface (54) of the mr rf antenna device (48) is provided to be proximal to an inner side of each of the subject's legs (22), and wherein, in the at least one state of operation, the mr rf antenna device (48) is provided to be proximal to a subject's perineum (20); an mr radio frequency (rf) antenna device (48) therefor; and a therapy system employing at least one out of ionizing radiation and ultrasound energy for therapy purposes that is guided by an mr imaging device with a patient bed having at least one mr radio frequency (rf) antenna device (48).. .
Koninklijke Philips N.v.


07/30/15
20150215854 

Autoconfigured backhaul transceiver


A microwave transceiver comprises a plurality of antenna arrays, each of which is oriented in a different direction, and circuitry operable to automatically select which of the antenna arrays to use for establishing a microwave backhaul link with a link partner. The circuitry may comprise a plurality of front-ends, each of which may be operable to perform beamforming of signals transmitted and received via a respective one of the antenna arrays.
Maxlinear, Inc.


07/30/15
20150215853 

Network discovery in an autoconfigured backhaul transceiver


A microwave backhaul transceiver comprises a plurality of antenna arrays, positioning circuitry, and signal processing circuitry. The microwave backhaul transceiver may determine, via the positioning circuitry, a location of the small cell backhaul transceiver.
Maxlinear, Inc.


07/30/15
20150215104 

Method of communication with distributed antenna array system and array system


Embodiments of the present invention provide a method for communication through a distributed antenna array system and an array system. The antenna array system includes a number of antenna units, a baseband resource pool, a radio frequency resource pool, and a controller.
Huawei Technologies Co., Ltd.


07/30/15
20150215054 

Method for configuring a reconfigurable antenna system


The invention relates to a method (1) for configuring a reconfigurable antenna system (100). The method (1) comprises the following steps: a) selecting one or more groups of antenna configurations in a reference set of antenna configurations; and b) selecting one or more antenna configurations to be tested for each group of antenna configurations, which has been selected at the previous step a); and c) evaluating the radiating performance of said reconfigurable antenna system (100) for each antenna configuration, which has been selected at the previous step b), the radiating performance of said reconfigurable antenna system being evaluated on the base of estimation values that are calculated during one or more testing sessions of said reconfigurable antenna system; and d) selecting the optimal antenna configuration, for which said reconfigurable antenna system (100) has provided the best radiating performance during said testing sessions; and e) if the group of antenna configurations, to which said optimal antenna configuration belongs, comprises only said optimal antenna configuration, configuring said antenna elements (101) according to said optimal antenna configuration; or f) if the group of antenna configurations, to which said optimal antenna configuration belongs, comprises a plurality of antenna configurations, selecting said group of antenna configuration as new reference set of antenna configurations; and g) repeating the previous steps (a)-(d) for said new reference set of antenna configurations..
Adant Technologies, Inc.


07/30/15
20150215021 

Simultaneous nulling and beamfocusing from disparate antennas


In an antenna array, signals may be manipulated to increase coherency at certain locations (beamfocusing) and reduce or cancel the signals at other locations (nulling). This is accomplished by multiplying the signals received or transmitted by the set of antennas by a weight vector that is generated by determining a covariance matrix based on a vector representing signals at the set of antennas, vectors representing the desired beamfocusing and nulling locations, and a desired nulling depth..
The Boeing Company


07/30/15
20150215020 

Antenna allocation cellular mobile communication system


Methods and apparatuses are provided for communicating with a terminal of a base station in a mobile communication system. Configuration information on a plurality of antenna ports of reference signals (rss) which comprise first type antenna ports and second type antenna ports, is transmitted.
Samsung Electronics Co., Ltd.


07/30/15
20150215017 

Method and cancelling interference


A method and apparatus for cancelling interference are disclosed. The method for cancelling interference, performed by a user equipment (ue) includes receiving interference transmission layer restriction information about a neighbor base station (bs) transmitting an interference signal or information about the number of antenna ports used in transmitting the interference signal by the neighbor bs, detecting control information about the interference signal using the interference transmission layer restriction information, and removing the interference signal using the detected control information.
Lg Electronics Inc.


07/30/15
20150215014 

Antenna selection codebook for full dimensional mimo systems


Embodiments of a system and method for beamforming in a wireless network are generally described herein. In some embodiments, an enhanced node b (enb) transmits to user equipment (ue), from a plurality (nc) of antenna ports of a plurality (nt) of transmit antennas, a data signal where signal power is allocated in eigen beams, each of the nt transmit antennas having antenna ports that are adjustable in elevation and in azimuth.

07/30/15
20150214624 

Micro base station antenna


Provided is a micro base station antenna including a substrate etched with first and second micro strip lines, a first inverted f antenna, a second inverted f antenna facing the first inverted f antenna, and an isolator provided between the first inverted f antenna and the second inverted f antenna. According to the present invention, a micro base station antenna that has a wide bandwidth, a high gain, and an enhanced isolation characteristic can be provided..
Electronics And Telecommunications Research Institute


07/30/15
20150214598 

Wireless module and wireless device


As a wireless module which is capable of improving heat dissipation while suppressing degradation of antenna characteristics, there is provided a wireless module including: a first substrate having a first surface on which a plurality of antennas and a ground portion are disposed; and a heat dissipating member disposed opposite the first surface of the first substrate. The heat dissipating member includes a plurality of openings corresponding to the plurality of antennas respectively and an intervening portion which intervenes between the plurality of openings.
Panasonic Intellectual Property Management Co., Ltd.


07/30/15
20150211936 

Photon radiation detector comprising an array of antennas and a spiral resistive support


And wherein the second end of each arm is electrically connected to a read circuit of the detector and thermally bonded to a first heat sink.. .

07/30/15
20150211336 

Hydrocarbon resource heating system including common mode choke assembly and related methods


A system for heating a hydrocarbon resource in a subterranean formation having a wellbore extending therein may include a radio frequency (rf) antenna configured to be positioned within the wellbore, an rf source, a cooling fluid source, and a transmission line coupled between the rf antenna and the rf source. A plurality of ring-shaped choke cores may surround the transmission line, and a sleeve may surround the ring-shaped choke cores and define a cooling fluid path for the ring-shaped choke cores and in fluid communication with the cooling fluid source..
Harris Corporation


07/23/15
20150208417 

Methods and systems for extending range and adjusting bandwidth for wireless networks


A communications base-station configured to operate as a hub in a wireless network and provide communication services to a set of remote customer devices using a wireless protocol is disclosed. The communications base-station includes an antenna array having a plurality of antennae arranged in a fashion as to enable the antenna array to transmit and receive wireless signals in both a substantially omnidirectional and non-omnidirectional pattern, a physical layer (phy) device coupled to the antenna array and configured to transmit and receive wireless signals and a media access control (mac) device coupled to the phy device and configured to direct the antenna array to concurrently provide beamformed wireless signals to a first customer device and omnidirectional wireless signals to second customer device..
Koninklijke Philips N.v.


07/23/15
20150208345 

Reducing power consumption at a transceiver


An apparatus includes a first amplifier configured to be coupled to a first antenna of an array of antenna elements of a mobile device. The apparatus also includes a second amplifier configured to be coupled to a second antenna of the array of antenna elements.
Qualcomm Incorporated


07/23/15
20150208251 

Method of beamforming and 3d antenna array


Disclosed herein are a method of beamforming and a 3d antenna array. The method includes: transmitting a first control channel; receiving first feedback information on a first antenna set and a first precoding scheme of a plurality of antenna sets included in the 3d antenna array, which are determined based on the first control channel, from a first communication node different from the communication node; and beamforming a traffic channel to be transmitted to the first communication node using the first antenna set and the first precoding scheme..
Electronics And Telecommunications Research Institute


07/23/15
20150207238 

Multiple-input multiple-output rf antenna architectures


Rf communications circuitry, which includes a first rf antenna element, a second rf antenna element, a third rf antenna element, and a fourth rf antenna element is disclosed. The first rf antenna element is proximal to the second rf antenna element.
Rf Micro Devices, Inc.


07/23/15
20150207231 

Co-located antennas and an electronic device including the same


Provided is an antenna system. The antenna system, in this aspect, includes a loop antenna element, the loop antenna element having a positive loop antenna terminal end and a negative loop antenna terminal end.
Nvidia Corporation


07/23/15
20150207227 

Phase shift circuit and antenna device


An antenna device includes a plurality of phase shift circuits to which distributed signals are respectively input and a plurality of antenna elements to which signals output from the respective phase shift circuits are input. At least one of the plurality of phase shift circuits has a signal line in which a first region in which paired dielectric members are disposed, a second region in which no paired dielectric members is disposed and a third region in which paired dielectric members are disposed are provided in this order along a propagation direction of a signal.
Hitachi Metals, Ltd.


07/23/15
20150206094 

Asset tracking system and method incorporating switchable antenna


The present disclosure relates to an asset tracking system for tracking assets configured to be rack mounted in at least one of a plurality of shelf (“u”) locations of an equipment rack. The system may have a plurality of radio frequency identification (rfid) tags each secured to a separate asset and encoded with information concerning the asset to which it is secured.
Avocent Huntsville Corp.


07/23/15
20150204966 

Radar apparatus


A radar receiver (rx) receives a reflected wave signal corresponding to a radar transmitting signal having been reflected on a target by using a plurality of antenna system processors (d1 to d4), and estimates an arrival direction of the reflected wave signal. A peak frequency selector (21) selects a peak value of a correlation vector.
Panasonic Corporation


07/16/15
20150201340 

Methods and apparatuses for measuring pilot


A pilot measurement method is provided, which includes that a receiving end determines a port configuration for pilot measurement, and the receiving end receives a pilot signal using the port configuration, and obtains channel information upon an estimate. Correspondingly, a receiving end for pilot measurement is also provided.
Zte Corporation


07/16/15
20150201232 

Antenna sub-system for receiving multiple digital broadcast television signals


An antenna sub-system apparatus for receiving a plurality of over the air television broadcast signals comprising a plurality of antennas packaged together capable of receiving broadcast signals, each antenna capable of receiving independent signals, and an active electronics assembly, wherein the antennas are secured together, include a coupling means for connecting to the active electronics assembly, and, a plurality of amplifier/tuner elements, one for each antenna.. .
New Choices Entertainment Incorporated


07/16/15
20150200755 

Csi-rs transmission


There is disclosed a method of obtaining channel state information, csi, with respect to a plurality of coordinated antennas. The method is performed in a control node.
Telefonaktiebolaget L M Ericsson (publ)


07/16/15
20150200704 

Mode hopping spread spectrum modulation


A method and apparatus for data modulation in an antenna array include: storing input data comprising of a plurality of data bits, in a buffer; generating a pseudo random number; computing a transmission mode from the pseudo random number; based on the computed transmission mode and the number of antenna elements in the antenna array, computing a particular phase offset for each antenna element; sequentially providing the stored input data, one bit at a time, to each antenna element; and transmitting the input data from each antenna element according to the computed particular phase offset for said each antenna element.. .
Raytheon Company


07/16/15
20150200459 

Broadband gnss reference antenna


A linear antenna array comprises a hollow support mast having a longitudinal axis, and a plurality of antenna element bays located equidistantly along the support mast. Each of the antenna element bays comprises a stripline driving circuit board positioned orthogonal to the longitudinal axis of the support mast, and a set of radiating elements symmetrically positioned around the support mast and electrically connected to the driving circuit board.
Honeywell International Inc.


07/16/15
20150200455 

Antenna feed


An antenna feed and methods are disclosed. The antenna feed is for generating signals for an antenna array for transmitting a transmission beam having one of a plurality of different tilt angles, the antenna feed comprises: a digital signal processor operable to receive an input broadband signal and to generate, in response to a requested tilt angle, a plurality n of output broadband signals, each having an associated phase and amplitude; a plurality n of transmission signal generators, each operable to receive one of the plurality n of output broadband signals and to generate a corresponding plurality n of first rf signals; a feed network operable to receive the plurality n of first rf signals and to generate a plurality p of second rf signals, each of the plurality p of second rf signals having an associated amplitude and phase, the plurality p of second rf signals being used to generate a plurality m of third rf signals, where p is no less than m, each third rf signal having an associated phase and amplitude for supplying to a corresponding antenna of a plurality m of antennas of the antenna array to transmit the transmission beam with the requested tilt angle.
Alcatel Lucent


07/16/15
20150200443 

Flip-lock type electrical device


A flip-lock type electrical device is provided. The flip-lock type electrical device includes a lid part which includes a metal part and a non-metal part, wherein the metal part includes a hinge cap, and one or a plurality of antennas, and one or a plurality of non-metal support material are configured in the hinge cape, and the hinge cape includes an antenna window, and wherein the antenna is grounded to the metal part, a main part, which includes a keyboard part and a base part, and a hinge part, configured to connect the lid part with the main part..
Quanta Computer Inc.


07/16/15
20150200075 

Plasma reactor with inductive excitation of plasma and efficient removal of heat from the excitation coil


The plasma reactor of the invention is intended for treating the surfaces of objects such as semiconductor wafers and large display panels, or the like, with plasma. The main part of the plasma reactor is an array of rf antenna cells, which are deeply immersed into the interior of the working chamber.
Mattson Technology, Inc.


07/16/15
20150199890 

Systems and methods for rfid-based retail management


A system for rfid-based retail management that includes a set of antennas, an rfid transceiver connected to the set of antennas; and a microprocessor-based system manager that controls the rfid transceiver and transforms rfid response data from the rfid transceiver into rfid tag location data according to read probability methods.. .
Automaton, Inc.


07/16/15
20150198024 

Combined rf heating and pump lift for a hydrocarbon resource recovery apparatus and associated methods


A hydrocarbon resource recovery apparatus for a subterranean formation having a wellbore extending therein includes a radio frequency (rf) power source, a dielectric fluid source, and an rf antenna within the wellbore. An rf transmission line extends within the wellbore between the rf power source and the rf antenna and is coupled to the dielectric fluid source to be cooled and/or pressure balanced by a flow of dielectric fluid therefrom.
Harris Corporation


07/16/15
20150198020 

Combined rf heating and gas lift for a hydrocarbon resource recovery apparatus and associated methods


A hydrocarbon resource recovery apparatus for a subterranean formation having a wellbore extending therein includes a radio frequency (rf) power source, a gas source, and an rf antenna within the wellbore. An rf transmission line extends within the wellbore between the rf power source and the rf antenna and is coupled to the gas source to be cooled and/or pressure balanced by a flow of gas therefrom.
Harris Corporation


07/16/15
20150196229 

System and methods for triggering 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 a waveform to a set of antennas attached to, coupled with, or near the patient.
Rock West Solutions, Inc.


07/09/15
20150195867 

Discontinuous reception (drx) alignment techniques for dual-connectivity architectures


Discontinuous reception (drx) alignment techniques for dual-connectivity architectures are described. In one embodiment, for example, user equipment (ue) may comprise one or more radio frequency (rf) transceivers, one or more rf antennas, and logic, at least a portion of which is in hardware, the logic to receive a radio resource control (rrc) configuration information message containing a small cell rrc configuration information element (ie), the small cell rrc configuration ie to contain a small cell discontinuous reception (drx) configuration ie comprising one or more inter-cell-coordinated small cell drx parameters, the logic to determine a start time for a small cell drx cycle based on at least one of the one or more inter-cell-coordinated small cell drx parameters and initiate the small cell drx cycle at the determined start time.

07/09/15
20150195740 

System and processing data flows


A digital signal processor (300), compatible with the common public radio interface (cpri), permits reading and writing of iq data of antenna carriers which have two different sampling rates by using just two single sample rate dma (direct memory access) modules (306,313). The digital signal processor (300) is capable of processing data of different sampling rates on just one cpri lane comprising one framer (302).
Freescale Semiconductor, Inc.


07/09/15
20150195055 

Separation of communication signal sub-bands in distributed antenna systems (dass) to reduce interference


Separation of sub-bands of communications signals to reduce interference in distributed antenna systems (dass) is disclosed. A sub-band separation circuit coupled to a plurality of antennas is configured to distribute and receive and transmit a pair of downlink and uplink sub-band signals.
Corning Mobileaccess Ltd.


07/09/15
20150195029 

Multi-antenna receiver with a time synchronization common to the different receiver chains


The invention relates to a receiver of a signal built as successive frames, comprising a plurality of antennas, a signal receiving chain associated with each antenna, and a power amplifier on each receiving chain to which is applied a gain set point provided by a gain control unit characterized in that it comprises an antenna selecting unit configured to select one antenna from the plurality of antennas, and a time synchronizing unit configured to determine the frame start and end times in the signal received by the selected antenna. The antenna selecting unit is further configured to assess the gain set point of each receiving chain and to eliminate from the selection each antenna associated to a receiving chain which gain set point in not in a steady state..
Commissariat A L'energie Atomique Et Aux Ene Alt


07/09/15
20150195027 

Method and transceiving for beam forming in wireless communication system


An electronic device for beamforming and a method thereof in a wireless communication system are provided. The electronic device includes a plurality of antennas.
Samsung Electronics Co., Ltd.


07/09/15
20150194741 

Method and the alignment of a 60 ghz endfire antenna


A portable unit with an endfire antenna and operating at 60 ghz makes an optimum communication channel with an endfire antenna in an array of antennas distributed over the area of a ceiling. The portable unit is pointed towards the ceiling and the system controlling the ceiling units selects and adjusts the positioning of an endfire antenna mounted on a 3-d adjustable rotatable unit.
Tensorcom, Inc.


07/09/15
20150194739 

Small-caliber, high-performance broadband radiator


A small-caliber, high-performance broadband radiator allows two unit arms of the first and second group of dipoles to be folded inwards, an included angle of 40°-50° is formed between two unit arms of the first/second groups of dipoles and the first/second unit racks, and the unit arms of the first and second groups of dipoles are arranged linearly at interval while flexural loading sections are provided and also connected by dielectric medium. Hence, the broadband radiator allows significant reduction of the aperture of the broadband radiator, and there is a larger adjustment space for the gap of the radiator array, so the interference of low and high bands is less.
Wha Yu Industrial Co., Ltd.


07/09/15
20150194737 

Wireless device


A wireless device comprises a mainboard (8) and a plurality of antennae. The surface of the mainboard (8) is provided with the plurality of antennae.
Zte Corporation


07/09/15
20150192651 

Receiving receiving a useful signal


A receiving apparatus for receiving a useful signal is provided. The receiving apparatus includes a plurality n of antennas for receiving a respective carrier signal containing the useful signal, and a determination device for determining channel properties of n transmission channels before receiving the carrier signals.

07/02/15
20150188622 

System and methods for scalable processing of received radio frequency beamform signal


A system and method for scalable processing of a received radio frequency beamform signal is provided. Such a system and methods is useful in conjunction with long range communication between an airborne platform and a surface base station.
Truepath Technologies, Llc


07/02/15
20150188617 

Radio-frequency processing circuit and related wireless communication device


A radio frequency (rf) processing circuit used in a wireless communication device for processing a 10 plurality of wireless signals is disclosed. The rf processing circuit comprises an rf front-end circuit, coupled to a plurality of antennas and a plurality of communication modules for switching connections between the plurality of antennas and the plurality of communication modules according to a control signal; and a control unit, coupled to the rf front-end circuit for generating the control signal according to a frequency band and operation conditions of each communication module; wherein the control unit controls the rf front-end circuit to connect each communication module and one of the plurality of antennas, and the wireless communication modules which are connected to a same antenna correspond to different frequency bands..

07/02/15
20150188221 

Phased array antenna


There is provided a phased array antenna comprising a plurality of antenna elements (12) and switching circuitry configured to switch the phased array antenna to an inactive mode. The switching to the inactive mode comprises the switching circuitry connecting random or pseudo-random impedance elements (20) to the antenna elements to reduce the peak backscatter level of the phased antenna array..
The Secretary Of State For Defence


07/02/15
20150186769 

Method for producing a contactless microcircuit


The invention relates to a method for manufacturing a contactless microcircuit antenna coil, including steps of: depositing a first electrically conducting layer on a first face of a wafer, and forming in the first layer an antenna coil in a spiral having several turns, including an internal turn coupled to an internal contact pad and an external turn coupled to an external contact pad, the external turn following the entire contour of antenna coil except for a zone through which a conducting path coupling the external contact pad to the external turn can pass, the external and internal contact pads of the antenna coil being formed in a central zone of the external turn, the antenna coil having a bypass zone in which each turn bypasses the external contact pad.. .
Inside Secure


07/02/15
20150185316 

Techniques for angle resolution in radar


A radar apparatus for estimating position of a plurality of obstacles. The radar apparatus includes a receive antenna unit.
Texas Instruments Incorporated


06/25/15
20150181688 

Neutron generator


A neutron generator includes a sealed envelope providing a low pressure environment for a gas of hydrogen isotope(s). One end of the envelope defines an ion source chamber.
Schlumberger Technology Corporation


06/25/15
20150181549 

Mobile device locating using long term evolution signals


The described examples provide a system and methods for identifying a location of a mobile device within an indoor venue using cellular communication signals obtained while the mobile device is within the indoor venue. An array of antennas arranged within the indoor venue detects cellular communication signals transmitted by the mobile device.
Cellco Partnership D/b/a Verizon Wireless


06/25/15
20150181469 

Methods for managing radio resources between multiple radio modules and communications apparatus utilizing the same


Communications apparatus includes first and second radio modules and an antenna array coupled to the first and the second radio modules and includes multiple antennas. When the first and the second radio modules operate at the same time, the first radio module negotiates with a first communications device an amount of antenna(s) to be used by a first message, so that the first radio module operates with the amount of the antenna(s) and second radio module operates with at least one of the remaining antenna(s)..
Mediatek Inc.


06/25/15
20150180684 

Csi-rs antenna ports extension and 3d codebook design


A system and a method is disclosed for selecting at least one vertical precoding vector of a three-dimensional multiple input multiple output (3d-mimo) configuration based on channel state information-reference signal (csi-rs) information that is feedback from a wireless terminal device to an evolved node b (enb). The 3d-mimo csi-rs process is configured for a plurality of csi-rs ports in which the plurality of csi-rs ports that are grouped into a plurality of csi-rs port groups and in which corresponds to the 3d arrangement of antennas.

06/25/15
20150180561 

Spatial null creation using massive mimo (m-mimo)


In a base station having a massive multiple input multiple output (m-mimo) antenna array, the availability of the m-mimo antenna array is exploited to manage the interference caused by the base station to neighboring cells. In one embodiment, the large number of antenna elements of the m-mimo antenna array are used to create precise transmit and/or receive spatial nulls at specific user equipments (ues) being served by a neighboring cell and/or in select areas of the neighboring cell.
Broadcom Corporation


06/25/15
20150180136 

Antenna device and electronic apparatus


A square bracket-shaped radiation element is in a non-ground region of a board. A first reactance element that equivalently enters a short-circuited state in a second frequency band is connected between a second end of the radiation element and a ground conductor.
Murata Manufacturing Co., Ltd.


06/25/15
20150180117 

Inverted-f antenna provided with an isolation unit


An inverted-f antenna includes a ground unit, a radiating unit, a short circuit unit, and an isolation unit. The radiating unit is spaced apart from the ground unit, and includes a feed-in point that is configured to be fed with a radio frequency signal.
Taiwan Tongda Communication Co., Ltd.




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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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