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F Antenna

F Antenna-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Display control device, image display system, and method for controlling display control device
Sharp Kabushiki Kaisha
October 12, 2017 - N°20170295241

The present invention achieves an image display that is easily visible to a user, and prevents communication that is not desired by the user. An information processing device (1) includes: a display control section for causing each of one or more images to be displayed in a display section (18) of a display device (11) at a position at which each of display ...
Method and apparatus for transmitting interference cancellation information for inter-cell interference cancellation
Lg Electronics Inc.
October 12, 2017 - N°20170294978

Provided is a method and apparatus for transmitting interference signal information for inter-cell interference cancellation in a wireless communication system. The method for transmitting interference signal information may comprise the steps of: calculating the intensity of a signal on the basis of antenna gain and transmission power for a generated signal; generating probability information on the probability that interference is ...
Failure detection system of transmitting antennas
Dac System Sa
October 12, 2017 - N°20170294974

Describes a failures detection system (1) of a plurality of transmitting antennas of television and/or radio signals. The system includes a power divider (15) configured to receive a television and/or radio signal (stv) and from this generate a first plurality (si1, si2, si3, si4) of television and/or radio signals, and includes a plurality of directional couplers (10, 11, 12, 13) configured to receive ...
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Method of improving bandwidth of antenna using transmission line stub
Electronics And Telecommunications Research Institute
October 12, 2017 - N°20170294711

Provided is a method of improving a bandwidth of an antenna using a transmission line stub to enable long-range communication together with broadband matching. According to the method, it is possible to combine a transmission line stub in series or parallel with a feeding point, which is an antenna signal input/output point of a body serving as an antenna, ...
Wireless communication system including polarization-agile phased-array antenna
Samsung Electronics Co., Ltd.
October 12, 2017 - N°20170294705

A wireless communication device is provided. The wireless communication device includes a millimeter wave antenna comprising a plurality of antenna elements, a radio frequency integrated circuit (rfic), and a power feeding line, wherein the plurality of antenna elements are dual-type antenna elements configured to excite different polarization modes, and wherein the power feeding line allows a plurality of ports of ...
Method and apparatus for improving radio frequency identification coverage
Symbol Technologies, Llc
October 12, 2017 - N°20170293780

A method and apparatus are disclosed for improving rfid coverage using an antenna array having an adaptive antenna beam. The apparatus includes an rfid reader including an antenna array having a plurality of antenna elements. Subsets of the plurality of antenna elements are selectively activating in order to direct an antenna beam to communicate with at least one rfid tag. ...
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F Antenna Patent Applications
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  • 466+ full patent PDF documents of F Antenna-related inventions.
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Method for receiving reference signal in wireless communication system and apparatus therefor
Lg Electronics Inc.
October 05, 2017 - N°20170289948

A method for receiving a reference signal for determining a position in a wireless communication system, according to one embodiment of the present invention, may comprise the steps of: receiving positioning reference signal (prs)-related configuration information transmitted from a plurality of antenna ports; and measuring the prs by using the prs-related configuration information, wherein the prs may be mapped ...
Random access handling in single frequency network with unidirectional antenna node arrangement
Telefonaktiebolaget Lm Ericsson (publ)
October 05, 2017 - N°20170289834

A network node is connected to a plurality of antenna nodes that are located along a constrained path where a plurality of wireless communication devices are located. The antenna nodes are controlled to maintain reception radio lobes substantially along the path such that the wireless communication devices can perform uplink radio communication with the network node via the reception radio ...
Method and apparatus of transmitting training signal in wireless local area network system
Lg Electronics Inc.
October 05, 2017 - N°20170288836

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 ...
Base station and user equipment
Ntt Docomo, Inc.
October 05, 2017 - N°20170288758

Some techniques for implementing estimation of channel states with high accuracy and efficient feedback of the channel states in 3d mimo are disclosed. One aspect of the present invention relates to user equipment for implementing 3d mimo (3-dimensional multiple-input multiple-output) communication, comprising: a channel state information generation unit configured to measure channel states of antenna ports of 3d mimo antennas ...
Beamforming method, apparatus for polarized antenna array and radio communication device and system thereof
Telefonaktiebolaget Lm Ericsson (publ)
October 05, 2017 - N°20170288307

The invention discloses a beamforming method for polarized antenna array consisting of a plurality of antenna elements, applied to single layer beamforming or dual layer beamforming, which includes the steps: determining (201) first beamforming weights for phase compensation among the antenna elements within each polarization direction; determining (202) second beamforming weights for phase compensation between equivalent channels of two polarization directions; and ...
Systems and techniques for improving signal levels in a shadowing region of a seeker system
Raytheon Company
October 05, 2017 - N°20170288303

The present disclosure is directed to a seeker system having an infrared (ir) sensor pedestal, an ir sensor disposed on the ir pedestal and a plurality of radio frequency (rf) antenna elements symmetrically disposed in a circumferential direction around the ir sensor pedestal. The seeker system further includes a plurality of rf waveguiding structures. In an embodiment, each of the ...
Anisotropic metamaterials for electromagnetic compatibility
Board Of Regents, The University Of Texas System
October 05, 2017 - N°20170288301

An electromagnetic device includes: a first layer having a first material with a first dielectric constant, the first layer having a plurality of channels or holes filled with a second material with a second dielectric constant that is different from the first dielectric constant; and, a second layer having a plurality of antennas disposed on the first layer. Adjacent ones ...
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F Antenna Patent Applications
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  • 466+ full patent PDF documents of F Antenna-related inventions.
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Illumination device
Koninklijke Philips N.v.
October 05, 2017 - N°20170288098

Embodiments of the invention include a semiconductor light emitting device for emitting a first light at a first wavelength and a wavelength conversion medium arranged to convert at least part of the first light into a second light at a second wavelength. The wavelength conversion medium is disposed between a periodic antenna array and the semiconductor light emitting device. The ...
Location estimation and tracking for passive rfid and wireless sensor networks using mimo systems
Mojix, Inc.
October 05, 2017 - N°20170286730

Systems and methods for location estimation and tracking for passive rfid and wireless sensor networks in accordance with embodiments of the invention are disclosed. In one embodiment, a process for obtaining location information using an rfid reader system includes transmitting a combined interrogation and ranging signal from a plurality of antennas, where the ranging signal is a pseudorandom signal, receiving ...
Fast control feedback for multiple downlink carrier operations
Interdigital Patent Holdings, Inc.
September 28, 2017 - N°20170280433

A method and apparatus for fast control channel feedback for multiple downlink carrier operations are disclosed. A wireless transmit/receive unit (wtru) receives signals over a plurality of downlink carriers, generates feedback for each of the plurality of downlink carriers based on the received signals, and transmits via a plurality of antennas, the feedback for at least one of the ...
Method for transmitting signal using plurality of antenna ports and transmission end apparatus for same
Lg Electronics Inc.
September 28, 2017 - N°20170280428

The present invention relates to wireless communication, and more particularly, to a method for transmitting a signal using a plurality of antenna ports and a transmission end apparatus for same. According to a method for a transmission end transmitting the signal in a multi-input multi-output (mimo) wireless communication system of the present invention, a step of transmitting instruction information on ...
Electronic apparatus
Kyocera Corporation
September 28, 2017 - N°20170279955

An electronic apparatus capable of reducing sar and, simultaneously, performing a radio communication in an excellent manner is provided. To that end, an electronic apparatus to be worn on the user's head for use includes lenses positioned in front of the user's eyes when the electronic device is worn on the user's head and an array antenna configured with a ...
Electric field intensity distribution measurement device and electric field intensity distribution measurement method
Anritsu Corporation
September 28, 2017 - N°20170279544

An electric field intensity distribution measurement device 1 that measures, in a near field, a radio signal transmitted from an antenna 110 including a plurality of antenna elements t1 to tn integrated into a transmission device 100 includes a measurement antenna 11 that receives the radio signal as a measurement signal at a plurality of scanning points included in a predetermined scanning range, a ...
Cooperative wireless networks
Genghiscomm Holdings, Llc
September 28, 2017 - N°20170279506

A cooperative multi-user multiple input, multiple output (mimo) antenna array comprises a mimo subspace processing system communicatively coupled to a set of antennas residing on multiple ones of a plurality of geographically distributed wireless terminals in a mobile radio network. The mimo subspace processing system can comprise a distributed computing system. The mimo antenna array is adapted by updating the ...
Electronic apparatus
Kyocera Corporation
September 28, 2017 - N°20170279188

An electronic apparatus capable of reducing sar and, simultaneously, suppressing degradation of antenna efficiency is provided. To that end, an electronic apparatus includes a first temple to be positioned on one side of the user's head when the electronic apparatus is worn on the user's head, a second temple to be positioned on the other side of the user's head ...
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