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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


Uplink demodulation reference signal design for mimo transmission

Samsung Electronics

Uplink demodulation reference signal design for mimo transmission

Lg Electronics

Method of relay node using reference signal and relay node using the method

Date/App# patent app List of recent F Antenna-related patents
05/21/15
20150139344
 Method and device for transmitting and receiving multi-input multi-output (mimo) signal in wireless communication system in which plural communication systems are present patent thumbnailnew patent Method and device for transmitting and receiving multi-input multi-output (mimo) signal in wireless communication system in which plural communication systems are present
A device for transmitting and receiving multi-input multi-output (mimo) signal in a wireless communication system in which a plurality of communication systems is present includes a plurality of antenna modules and a recognition module for recognizing at least one of network information or antenna information of a source device. The recognition module compares a measurement result of the plurality of antenna modules with pre-stored information to recognize the network information or antenna information of the source device..
Lg Electronics Inc.
05/21/15
20150139278
 Wideband frequency shift modulation using transient state of antenna patent thumbnailnew patent Wideband frequency shift modulation using transient state of antenna
Described herein are architectures, platforms and methods for implementing modulating a radiating signal of a high q antenna in order to transmit from one frequency to one or more different frequencies which may be in the same narrow band frequency spectrum or in a wide band frequency spectrum.. .
05/21/15
20150139148
 Signal processing method and related device patent thumbnailnew patent Signal processing method and related device
A signal processing method and related equipment are provided, which are used for reducing the number of antennas needed by a proximal user equipment to detect a low power signal. The method comprises: adjusting a pre-coding vector of a high power data stream to allow a product of the pre-coding vector and an effective receiving channel for a low power data stream equal to a constant; performing superposition coding on the low power data stream and the adjusted high power data stream; and sending the superposition-coded data stream to user equipments, wherein the user equipments comprise a user equipment at a center of a cell and a user equipment at an edge of the cell, the high power data stream is an interference while the low power data stream is desirable for the user equipment at the center of the cell..
Huawei Technologies Co., Ltd.
05/21/15
20150139138
 Method of relay node using reference signal and relay node using the method patent thumbnailnew patent Method of relay node using reference signal and relay node using the method
A method for transmitting a control signal, performed by a wireless device. The method according to one embodiment includes allocating resource elements (res) for a control channel; and transmitting the control signal through the res.
Lg Electronics Inc.
05/21/15
20150139130
 Uplink demodulation reference signal design for mimo transmission patent thumbnailnew patent Uplink demodulation reference signal design for mimo transmission
A base station capable of communicating with a plurality of subscriber stations is provided. The base station transmits control information and data to at least one of the plurality of subscriber stations in a subframe using a subset of antenna ports corresponding to a subset of antenna port numbers.
Samsung Electronics Co., Ltd.
05/21/15
20150138144
 Coordinate input device and mobile terminal patent thumbnailnew patent Coordinate input device and mobile terminal
A coordinate input device 100 includes a signal generation unit 1, a transmitting antenna unit 2, a receiving antenna 3, and a detection unit 4. The transmitting antenna unit 2 includes a plurality of antennas that transmits an electromagnetic wave w according to an ac signal.
Renesas Electronics Corporation
05/21/15
20150138037
 Antenna assemblies and methods of manufacturing the same patent thumbnailnew patent Antenna assemblies and methods of manufacturing the same
According to various aspects, exemplary embodiments are disclosed of antenna assemblies and methods of manufacturing the same. In an exemplary embodiment, a method generally includes forming (e.g., molding, etc.) a sleeve over and/or between a first portion of a first component (e.g., a bushing, etc.) and a second portion of a second component (e.g., adaptor, etc.).
Laird Technologies, Inc.
05/21/15
20150138024
 Deposited three-dimensional antenna apparatus and methods patent thumbnailnew patent Deposited three-dimensional antenna apparatus and methods
A “thin” and cost-effective three-dimensional antenna assembly and methods of use and manufacturing thereof. In one exemplary embodiment, the solution of the present disclosure is particularly adapted for small form-factor portable radio devices, and comprises an antenna (or array of antennas) deposited on a thin preformed flexible or deformable structure using a conductive fluid.
Pulse Finland Oy
05/14/15
20150135293
 Reconfigurable antenna based solutions for device authentication and intrusion detection in wireless networks patent thumbnailReconfigurable antenna based solutions for device authentication and intrusion detection in wireless networks
Channel based authentication schemes for intrusion detection that operates at the physical layer are described that apply the capabilities of a pattern re-configurable antenna for improved performance. Performance gains are achieved by the schemes as a function of the number of antenna modes.
05/14/15
20150133172
 Distributed-input ofdm angle-of-arrival scheme for location determination patent thumbnailDistributed-input ofdm angle-of-arrival scheme for location determination
A particular first wireless device having a plurality of antennas and that is part of a group of a plurality of first wireless devices, transmits to a second wireless device (whose location is to be determined) a packet across the plurality of antennas of the particular first wireless device simultaneously with a plurality of packets transmitted by a corresponding one of other first wireless devices in the group. The packet transmitted by the particular first wireless device uses a subset of a set of subcarriers available for use in the packet such that substantially the entire set of subcarriers are used in the aggregate across the plurality of packets simultaneously transmitted by the plurality of first wireless devices in the group to the second wireless device.
05/14/15
20150133142

Cluster-based derivation of antenna tilts in a wireless network


Cluster-based optimization of antenna tilts in a wireless network and other related aspects are presented herein. A screening component can receive information indicating wireless conditions of respective wireless access points of a geographical region, select, based on a performance criterion, an access point of the respective wireless access points, and group the access point and an other access point of the respective wireless access points into a representation of a cluster of access points.
05/14/15
20150133059

Mobile terminal apparatus, wireless communication system, communication mobile terminal apparatus and program


A mobile terminal apparatus includes: a plurality of antennas that receive, respectively, radio waves transmitted from a plurality of base stations; a plurality of receiving sections that receive reception signals from the plurality of antennas in parallel to produce demodulated signals; and a controller that exercises control so that a report on information regarding the plurality of base stations is transmitted to an upper order station if signal levels of the reception signals in the receiving sections are not less than a preset threshold value, and so that announcement information is acquired from the demodulated signals in response to a request for information acquisition, the request being made by the upper order station based on the report.. .
05/14/15
20150131832

Hearing aid with adaptive antenna system


A hearing aid includes: a signal processor; a wireless communications unit connected to the signal processor; and an antenna system with a data terminal and at least one control terminal, wherein the data terminal is connected to the wireless communications unit, the antenna system comprising a first antenna and one or more antenna feeds including a first antenna feed, the antenna system further comprising an antenna configurator for configuring the antenna system to operate in a selected antenna mode selected from a plurality of antenna modes including a first antenna mode and a second antenna mode according to a control signal transmitted on the at least one control terminal, wherein the antenna configurator is configured to apply a first antenna configuration to the data terminal when operating in the first antenna mode, and to apply a second antenna configuration to the data terminal when operating in the second antenna mode.. .
05/14/15
20150131752

Wi-fi radio distribution network stations and operating wi-fi rdn stations


A wi-fi radio distribution network (rdn) station is provided for use in a wireless communications network comprising a plurality of wireless stations. The wi-fi rdn station comprises a multiple-input-multiple-output (mimo) receiving system configured to operate in accordance with a channel estimation mimo receiving scheme; and a rdn connected to the mimo receiving system.
05/14/15
20150131720

Spatial scalable video multicast for heterogeneous mimo systems


A multiplexed space-time block coding (m-stbc) scheme is described that allows for transmitting a single multicast transmission in a heterogeneous mimo (i.e., multiple-input and multiple-output) environment, where receivers with fewer antennas can receive a lower resolution version of the multi-cast transmission, while receivers with a greater number of antennas can receive a higher resolution version of the multi-cast transmission. Thus, the m-stbc scheme allows for transmitting the single multicast transmission that includes both a spatial multiplexing mode and a diversity mode..
05/14/15
20150131593

High density deployment using transmit or transmit-receive interference suppression with selective channel dimension reduction/attenuation and other parameters


In a wireless local area network, each of multiple access points, in a high density deployment, are configured to suppress co-channel interference. A first access point having a plurality of antennas beamforms a transmission to a wireless client device within a null-space or with the weakest singular eigenmodes of a wireless channel between the first access point and at least one co-channel second access point.
05/14/15
20150130675

Microcellular communications antenna and associated methods


A radio frequency (rf) communications system includes a local rf communications device and an rf antenna including a conical rf launch structure coupled to the local rf communications device, and an elongate electrical conductor having a proximal end coupled to the conical rf launch structure and a distal end spaced apart from the conical rf launch structure to define an elongate rf coverage pattern. The elongate conductor may be a coaxial cable.
05/14/15
20150130661

Gps location system using modal antenna


A modal antenna is implemented to provide a variable radiation pattern for improved global positioning system (gps) signal reception. A multitude of antenna radiation patterns generated from a modal antenna provide the capability to optimally acquire gps signals across a wide range of angles of arrival.
05/14/15
20150130481

Electromagnetic wave sensor and/or emitter


Provided is a device for performing at least one of detection and emission of electromagnetic waves, including a plurality of antennas, in which a first antenna includes a first radiating element and a first electronic element electrically connected to the first radiating element, and is sensitive to a first frequency band, and in which a second antenna includes a second radiating element and a second electronic element electrically connected to the second radiating element, and is sensitive to a second frequency band. At least a part of the second radiating element is arranged inside the first radiating element..
05/14/15
20150130293

Generator unit for wireless power transfer


An rf signal generator wirelessly transferring power to a wireless device includes, in part, a multitude of generating elements generating a multitude of rf signals transmitted by a multitude of antennas, a wireless signal receiver, and a control unit controlling the phases and/or amplitudes of the rf signals in accordance with a signal received by the receiver. The signal received by the receiver includes, in part, information representative of the amount of rf power the first wireless device receives.
05/14/15
20150130285

Portable transmitter for wireless power transmission


The present disclosure may provide a portable wireless transmitter which may be used to provide wireless power transmission (wpt) while using suitable wpt techniques such as pocket-forming. Portable wireless transmitter may be intended for providing power to a variety of devices in applications which demand portability or mobility for the transmitter.
05/14/15
20150129224

Hydrocarbon resource heating apparatus including rf contacts and grease injector and related methods


A device for heating hydrocarbon resources in a subterranean formation having a wellbore therein may include a tubular radio frequency (rf) antenna within the wellbore and a tool slidably positioned within the tubular rf antenna. The tool may include an rf transmission line and at least one rf contact coupled to a distal end of the rf transmission line and biased in contact with the tubular rf antenna.
05/14/15
20150129223

Hydrocarbon resource heating apparatus including rf contacts and guide member and related methods


A device for heating hydrocarbon resources in a subterranean formation having a wellbore therein may include a tubular radio frequency (rf) antenna within the wellbore and a tool slidably positioned within said tubular rf antenna. The tool may include an rf transmission line and at least one rf contact coupled to a distal end of said rf transmission line and biased in contact with said tubular rf antenna.
05/14/15
20150129222

Hydrocarbon resource heating apparatus including rf contacts and anchoring device and related methods


A device for heating hydrocarbon resources in a subterranean formation having a wellbore therein may include a tubular radio frequency (rf) antenna within the wellbore, and a tool slidably positioned within the tubular rf antenna. The tool may include an rf transmission line and at least one rf contact coupled to a distal end of the rf transmission line and biased in contact with the tubular rf antenna.
05/14/15
20150129202

Method of heating a hydrocarbon resource including slidably positioning an rf transmission line and related apparatus


A method for heating hydrocarbon resources in a subterranean formation may include positioning a tubular conductor within a wellbore in the subterranean formation and slidably positioning a radio frequency (rf) transmission line within the tubular conductor so that a distal end of the transmission line is electrically coupled to the tubular conductor. The method may also include supplying rf power, via the rf transmission line, to the tubular conductor so that the tubular conductor serves as an rf antenna to heat the hydrocarbon resources in the subterranean formation..
05/07/15
20150126216

Communication device


A communication device (1) operable to communicate with another communication device (3) to determine the location of the two devices with respect to one another, the communication device having a plurality of antennas (5, 7, 9) and being configured to transmit an interrogation radio wave signal (11) to the other communication device from at least one of the antennas, the communication device being configured to detect at each one of the antennas a radio wave reply signal sent from the other communication device in response to the interrogation signal; the communication device including a processing module for processing the reply signal received at each antenna, the processing module being configured to determine a direction in which the other communication device is located based on characteristics of the reply signal as received at each antenna.. .
Jacktrak Limited
05/07/15
20150126179

Method of generating an improved traffic map and device utilizing such a method


A method is provided for generating a traffic map of an area covered by a cellular network including a plurality of antennas each managing a traffic and designed to communicate with a plurality of terminals generating events which are at least partially geolocatable, the covered area being discretized by pixels each associated, using probability, with one antenna of the plurality of antennas. The method includes, for each antenna, distributing a quantity of traffic managed by the antenna over the pixels, this distribution being weighted for each pixel as a function of the number and distance of the geolocatable events relative to the pixel..
Infovista Sa
05/07/15
20150126173

Methods and systems of adjusting antenna electrical tilt


There is provided a computer-implemented method for selecting an electrical tilt angle for at least one cellular antenna comprising: receiving at least one parameter indicative of mobile client resource use associated with at least one cellular antenna, the at least one cellular antenna being part of a plurality of antennas arranged in at least one cluster as part of a cellular network; and iteratively adjusting an electrical tilt angle of the at least one antenna so that the at least one parameter indicative of client resource use is maintained within at least one predefined threshold, thereby providing users of the mobile clients of the at least one cellular antenna with at least a level of service within the at least one predefined threshold.. .
Cellwize Wireless Technologies Pte. Ltd.
05/07/15
20150124900

System and channel state related feedback in multi-user multiple-input-multiple-output systems


System and method for dimension reduction and for channel and interference condition feedback in a multi-user multiple-input-multiple-output (mu mimo) wireless communication system. The method for dimension reduction includes determining a number of virtual antennas, vk, for beamformees pertaining to a multi user (mu) transmission group, reducing the dimension of said matrix by selecting a sub-set of antennas or by eigen mode selection and sending a reduced dimension candidate transmit beamforming matrix or an effective channel matrix to a beamformer.
Celeno Communications Ltd.
05/07/15
20150122959

Amr/ami pit lid antenna bracket


An rf antenna bracket for placement through and under a utility meter pit lid for use in an amr or ami system that includes a transmitter bracket cap for placement in a hole disposed in a meter pit lid; a cylindrical threaded neck disposed under and depending downwardly from said cap; a female threaded collar threadably disposed on said threaded neck; first and second elongate parallel slide posts connected to and depending downwardly from said female threaded collar, said first slide post having teeth disposed linearly along the length of an interior side of said first slide post; and an antenna mount slidably affixed to said first and second slide posts, said antenna mount engaging said teeth on said first slide post for vertical adjustment and positioning.. .
05/07/15
20150122887

Rfid reader having an array of antennas


An rfid reader for tracking a plurality of rfid tags, the rfid reader comprising an array of multilayer antennas each multilayer antenna comprising a first coil and a second coil, the first coil being superimposed above the second coil; and an electronics unit configured to transmit a signal to and receive and process information from each multilayer antenna.. .
Cryogatt Systems Limited
04/30/15
20150118978

Transmit and receive rf multiplexer


A transmit and receive rf multiplexer, which includes a first hybrid rf transmit coupler, a first hybrid rf receive coupler, a hybrid rf antenna coupler, and rf bandpass filter and inversion circuitry, is disclosed. The first hybrid rf transmit coupler has a first main transmit port and a pair of transmit ports having a first in-phase transmit port and a first quadrature-phase transmit port.
Rf Micro Devices, Inc.
04/30/15
20150117345

Method of demodulating data on new type of carrier wave


A method of demodulating data according to an embodiment of the present invention is presented. The method of demodulating data may include: setting a terminal to be in a transmission mode of pdsch to which transmission diversity is applied; receiving resource allocation information on the pdsch by the terminal; transmitting downlink (dl) data onto the pdsch to which the transmission diversity is applied, according to the resource allocation information; receiving, from a base station, information on the number of antenna ports used for receiving a reference signal that is used for demodulating the dl data; and receiving a reference signal used for demodulating the dl data.
Lg Electronics Inc.
04/30/15
20150116168

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.
04/30/15
20150116153

Antenna structures and methods thereof for selecting antenna configurations


A system incorporating the subject disclosure may include, for example, a method including determining, by a communication device comprising a processor, a usage state of the communication device. The communication device includes selectable antennas, and the usage state includes an orientation of the communication device.
Skycross, Inc.
04/30/15
20150116147

Determination of integrity of incoming signals of satellite navigation system


A system and method for testing the integrity of signals incoming to a satellite navigation system. The method is implemented with an array of antenna elements, and a receiver connected to each antenna element.
Southwest Research Institute
04/30/15
20150116088

Apparatus and producing an appropriate quantity of rfid reads


An rfid reader configures each of a plurality of antennas operating in the rfid reader to operate in one of a first state and a second state, configures each of the plurality of antennas to operate in a first session and a second session and to operate in opposite states in the first session and the second session, and configures adjacent antennas or adjacent groups of antennas to operate in opposite states in the first session and the second session. During operation, each of the plurality of antennas is configured to read an rfid tag within a range of the antenna when a state of the rfid tag for the session in which the antenna is configured to operate matches the state in which the antenna is configured to operate and to switch the state of the rfid tag to the opposite state for each session..
Symbol Technologies, Inc.
04/30/15
20150115030

Radio frequency antenna carried on a smart card


A smart card apparatus and related systems are presented here. The smart card apparatus includes a dielectric substrate forming a card body, a card circuit module carried by the dielectric substrate, and a radio frequency (rf) antenna arrangement carried by the dielectric substrate.
Echostar Technologies L.l.c.
04/30/15
20150114645

System including compound current choke for hydrocarbon resource heating and associated methods


A system for heating a hydrocarbon resource in a subterranean formation having a wellbore extending therein, the system including a radio frequency (rf) source, an rf antenna configured to be positioned within the wellbore, a transmission line coupling the rf source and the rf antenna, and a compound current choke surrounding the transmission line. The compound current choke includes a plurality of spaced apart, overlapping, electrically conductive sleeves.
Harris Corporation
04/23/15
20150111614

Flexible multi-sector multiple antenna system


A radio access network having multiple sectors comprises two or more sector transmitters serving respective sectors for transmitting data to mobile stations; a plurality of antennas, each antenna assigned to a respective sector transmitter; and a antenna management processor controlling sector antenna assignments and operative to dynamically reassign a sector antenna associated with a sector transmitter in a first sector to a sector transmitter in a second sector.. .
Telefonaktiebolaget Lm Ericsson (publ)
04/23/15
20150111568

Methods and arrangements for channel estimation


Some embodiments provide a method for channel estimation in a wireless device. According to the method, the wireless device obtains (1010) an indication that a set of antenna ports, or antenna port types, share at least one channel property.
Telefonaktiebolaget L M Ericsson (publ)
04/23/15
20150110164

Ofdm pre-equalizing


For example in case of an ofdm multicarrier transmission system the transmission characteristics of subcarriers of a multicarrier transmission system using a plurality of antenna elements (3, 3′) can be adjusted. Particularly the power and the phase of the subcarriers can be adapted.
Sony Deutschland Gmbh
04/23/15
20150109990

System and spatial multiplexing-based multiple antenna broadcast/multicast transmission


Methods and devices are provided for implementing two types of sub-channel arrangements. A first type of sub-channel arrangement involves defining a first traffic portion and a second traffic portion of a transmission resource, transmitting broadcast traffic on at least one first antenna of a plurality of antennas in the first traffic portion using a first sub-channelization, transmitting multicast traffic on at least one second antenna of the plurality of antennas, the at least one second antenna being distinct from the at least one first antenna, in the first traffic portion using a second sub-channelization, and transmitting unicast traffic on at least one antenna of the plurality of antennas in the second traffic portion using a third sub-channelization.
04/23/15
20150109108

Rfid system with time slot interleaving


A method for interleaving time slots in a multi-antenna system for communication with rfid tags is disclosed. An example is shown for an eight antenna system.
Amtech Systems, Llc
04/16/15
20150103941

Transmission method, transmitter apparatus, reception method and receiver apparatus


Transmission quality is improved in an environment in which direct waves dominate in a transmission method for transmitting a plurality of modulated signals from a plurality of antennas at the same time. All data symbols used in data transmission of a modulated signal are precoded by hopping between precoding matrices so that the precoding matrix used to precode each data symbol and the precoding matrices used to precode data symbols that are adjacent to the data symbol in the frequency domain and the time domain all differ.
Panasonic Intellectual Property Corporation Of America
04/16/15
20150103801

Method and transmitting signal for downlink channel estimation


A method and apparatus for transmitting a signal for channel estimation through a plurality of antennas are provided. A plurality of resources that are adjacent to each other in a time axis and a frequency axis are selected from among a set of resources that include a symbol in the time axis and a subcarrier in the frequency axis.
Kongju National University Industry Academia Cooperation Group
04/16/15
20150103737

Method of receiving a signal in a wireless communication network and associated network elements


In one embodiment, the method includes determining, at a network element, a first filter component based on reference sequences for user equipments in a first set. The method further includes determining a second filter component.
Alcatel-lucent Usa Inc.
04/16/15
20150102965

Electronic device with array of antennas in housing cavity


Metal housing walls may form an antenna cavity. Antenna structures may be formed from metal traces mounted on a carrier in the antenna cavity.
Apple Inc.
04/16/15
20150102959

Jammer suppression for broadcast satellite system services


A system for interference suppression onboard a satellite includes a beamforming module that processes radio-frequency (rf) signals originated from a plurality of antenna elements of an array antenna to generate multiple analog signals. At least one of the analog signals is an anti-interference signal.
Lockheed Martin Corporation
04/16/15
20150102953

Systems and methods for remote l-band smart antenna distance measuring equipment diversity


Various avionics systems may benefit from the proper handling of diversity with respect to antennas. For example, systems and methods for remote l-band smart antenna distance measuring equipment may benefit from being prepared to provide diversity against interference, such as a multipath interference.
Aviation Communication & Surveillance Systems Llc
04/16/15
20150102912

Systems and methods for joint beamforming and preamble detection


Systems and methods for reading rfid tags using joint beamforming and preamble detection in accordance with embodiments of the invention are disclosed. One embodiment includes an antenna array comprising a plurality of antenna elements, a joint beamformer and preamble detector configured to receive inputs from each of the antenna elements, and a decoder configured to receive a resampled signal from the joint beamformer and preamble detector and to decode data using the resampled signal.
Mojix, Inc.
04/16/15
20150102908

Arrangement for and optimally adjusting the scan rate of scan beams generated bya radio frequency identification (rfid) tag reader having an array of antennas


Retail items movable from an inventory location at a retail venue through a portal to a retail exit are automatically tracked. The items are individually associated with radio frequency identification (rfid) tags.
Motorola Solutions, Inc.
04/16/15
20150102435

Mems microphone with membrane antennas


A mems microphone. The microphone includes a backplate, a membrane, and a plurality of antennas.
Robert Bosch Gmbh
04/16/15
20150102222

Photomixer for generating and detecting terahertz continuous wave and manufacturing the same


Disclosed is a photomixer for generating and detecting a terahertz continuous wave, including: an optical conductor to which beating light is incident; and a plurality of antenna feeding electrodes formed on both side surfaces of the optical conductor, and configured to receive a current of a terahertz frequency.. .
Electronics And Telecommunications Research Institute
04/16/15
20150101745

Manufacturing of high resolution conductive patterns using organometallic ink and banded anilox rolls


Disclosed herein are systems methods for using ink comprising organometallics in a flexographic printing process using engraved anilox rolls to transfer ink to an impression roll that prints a pattern on a substrate. A banded anilox roll with more than one geometry and/or volume of cells may be used in these production systems and methods.
Unipixel Displays, Inc.
04/09/15
20150098435

Method and system for mapping pilot signals in multi-stream transmissions


A base station is provided. The base station comprises a downlink transmit path comprising circuitry configured to transmit a plurality of reference signals in two or more subframes.
Samsung Electronics Co., Ltd.
04/09/15
20150098426

Method for transmitting and receiving downlink control information


A method for efficiently transmitting and receiving downlink control information is disclosed. The method includes, at a base station, receiving feedback information including a precoding matrix index (pmi) from a user equipment (ue) and transmitting precoding information having a predetermined bit number according to the number of antenna ports and a transmission mode of the base station.
Lg Electronics Inc.
04/09/15
20150098402

Wireless reception device, wireless transmission device, wireless communication system, program, and integrated circuit


A wireless reception device of the invention is a wireless reception device that includes a terminal antenna unit 401 having a plurality of antennas and that receives wireless signals having undergone nonlinear precoding and spatial multiplexing from a wireless transmission device and includes a channel estimation unit 403 that is configured to estimate a channel state to and from the wireless transmission device and to output channel state information, based on first reference signals, and to estimate the channel state to and from the wireless transmission device and to output specific equivalent channel state information, based on second reference signals having undergone the nonlinear precoding, and a spatial demultiplexing processing unit 415 that is configured to demodulate desired signals from the received wireless signals, based on the specific equivalent channel state information.. .
Sharp Kabushiki Kaisha
04/09/15
20150097751

Planar array antenna structure


A planar array antenna structure includes a substrate, an array antenna, and a bottom ground portion. The substrate has a front surface and a rear surface.
Tecom Co., Ltd.
04/09/15
20150097736

Antenna alignment device and clamp


An antenna alignment device includes an enclosure. The enclosure has a top portion having a single radome and a bottom portion.
04/09/15
20150097717

Method and electronic angle estimation verification


A method for angle estimation verification, adapted for verifying an estimated angle calculated by an electronic apparatus having an angle estimator and at least three antennas, is provided. The estimated angle is extracted from the angle estimator.
National Chiao Tung University


Popular terms: [SEARCH]

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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