Wave Guide Type (e.g., Horn) Patents (Class 343/772)
  • Patent number: 10868368
    Abstract: An antenna substrate includes a cap substrate including first antenna conductors arranged lengthwise and crosswise on a first insulating layer facing each other, and a first connection pad on the outer peripheral edge of the first insulating layer's lower surface; a frame substrate including a second connection pad on an outer peripheral edge of a second insulating layer's upper surface and a third connection pad on an outer peripheral edge of the second insulating layer's lower surface; and a base substrate including a plurality of second antenna conductors arranged on a third insulating layer's upper surface and a fourth connection pad on an outer peripheral edge of the third insulating layer's upper surface. The base, frame and cap substrates are layered in this order. First opening portions in the second insulating layer have an outer periphery located radially outward from the first antenna conductor's outer periphery in a top view.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: December 15, 2020
    Assignee: KYOCERA CORPORATION
    Inventor: Keizou Sakurai
  • Patent number: 10854979
    Abstract: An antenna substrate includes a cap substrate including a first antenna conductor located on upper and lower surfaces of a first insulating layer; a frame substrate including an opening located in the second insulating layer and having an outer periphery that surrounds an individual of or a collective number of outer peripheries of the plurality of first antenna conductors in a top view; a base substrate including a second antenna conductor located on an upper surface of a third insulating layer; a first adhesive material adhering the first insulating layer and the second insulating layer; and a second adhesive material adhering the second insulating layer and the third insulating layer; and the first adhesive material and the second adhesive material include a first bonding member and a second bonding member having an adhesive strength to the second insulating layer greater than that of the first bonding member.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: December 1, 2020
    Assignee: Kyocera Corporation
    Inventor: Keizou Sakurai
  • Patent number: 10840587
    Abstract: Antenna (1) for railway vehicles comprising: a plurality of photonic band gaps PGB cells (2), placed adjacent each other and made of a layer of low dielectric properties material placed on a metal ground plane (4), wherein each photonic band gap cell (2) form a reflector (6) of the antenna (1); a plurality of first metallic bars (8), placed on top of the PBG cells (2); a plurality of second metallic bars (10), each embedded, at least partially, in the thickness of the low dielectric properties material; wherein the second metallic bars (10) are each roughly perpendicular to the respective reflector (6).
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: November 17, 2020
    Assignee: ALSTOM TRANSPORT TECHNOLOGIES
    Inventor: Dale Didomenico
  • Patent number: 10777865
    Abstract: The present invention relates to a waveguide for transmission of electromagnetic wave signals and a chip-to-chip interface apparatus comprising the same. According to one aspect of the invention, there is provided a waveguide for transmission of electromagnetic wave signals, comprising: a dielectric part; and a conductor part surrounding at least a part of the dielectric part, wherein a signal of a first frequency band is transmitted through the dielectric part, and a signal of a second frequency band lower than the first frequency band is transmitted through the conductor part.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: September 15, 2020
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyeon Min Bae, Ha Il Song, Joon Yeong Lee, Tae Hoon Yoon, Hyo Sup Won
  • Patent number: 10741922
    Abstract: A wireless communication module includes a horn antenna and a semiconductor chip, and the horn antenna and the semiconductor chip are integrally formed by a mold resin and are connected through a transmission line. The horn antenna includes an open end provided on a longitudinal end face of the wireless communication module; an antenna conversion unit located on an opposite side of the open end and connected with the semiconductor chip through the transmission line; and a side face part whose shape is varied in a thickness direction of the wireless communication module in a manner such that an opening area is widened from the antenna conversion unit toward the open end.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: August 11, 2020
    Assignee: FUJITSU LIMITED
    Inventor: Shoichi Shiba
  • Patent number: 10714805
    Abstract: Higher isolation solutions for printed circuit board mounted antenna and waveguide interfaces are provided herein. An example waveguide mounted onto a dielectric substrate can enclose around a periphery of an antenna and contain radiation produced by the antenna along a path that is coaxial with a centerline of the waveguide. The waveguide can have a first portion having a first cross sectional area that is substantially polygonal that transitions to a second cross sectional area that is substantially conical. A shape of the radiation produced by the antenna is altered by the first portion as the radiation propagates through the first portion. A second portion includes an elongated tubular member coupled with the first portion.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: July 14, 2020
    Assignee: Milmosa Networks, Inc.
    Inventors: Paul Eberhardt, Carlos Ramos
  • Patent number: 10627502
    Abstract: A waveguide device includes: an electrically conductive member having an electrically conductive surface; a waveguide member having an electrically-conductive waveguide face of a stripe shape opposing the electrically conductive surface, the waveguide member extending along the electrically conductive surface; and an artificial magnetic conductor extending on both sides of the waveguide member. The waveguide member has a bend at which the direction that the waveguide member extends changes. A waveguide which is defined by the electrically conductive surface, the waveguide face, and the artificial magnetic conductor includes a gap enlargement where a gap between the electrically conductive surface and the waveguide face is locally increased. In a perspective view along a direction perpendicular to the electrically conductive surface, at least a portion of the bend has an overlap with the gap enlargement.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: April 21, 2020
    Assignees: NIDEC CORPORATION, WGR CO., LTD.
    Inventors: Hideki Kirino, Hiroyuki Kamo
  • Patent number: 10559891
    Abstract: A panel array antenna comprises an input layer including a waveguide network coupling an input feed on a first side thereof to a plurality of primary coupling cavities on a second side thereof, and an output layer on the second side of the input layer. The output layer includes an array of horn radiators, respective horn radiator inlet ports in communication with the horn radiators, and respective slot-shaped output ports in communication with the respective horn radiator inlet ports to couple the horn radiators to the primary coupling cavities. The horn radiators, the respective horn radiator inlet ports, and the respective slot-shaped output ports are integrated in a monolithic layer, which is configured to provide respective output signals from the horn radiators having a polarization orientation that is rotated by a desired polarization rotation angle relative to respective input signals received at the respective slot-shaped output ports coupled thereto.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: February 11, 2020
    Assignee: CommScope Technologies LLC
    Inventors: Claudio Biancotto, Ian T. Renilson, David J. Walker, Ronald J. Brandau
  • Patent number: 10522897
    Abstract: The invention compensates for abnormal operating temperatures and/or abnormal behaviors of a holographic metasurface antenna (HMA) that is generating a beam based on a holographic function. The HMA is characterized with different holographic functions for a plurality of operating temperatures and a plurality of behaviors during the manufacturing process. The characterization of the HMA identifies different hologram functions that cause the HMA to generate more or less heat or exhibit more or less abnormal behavior while generating equivalent beams. Further, or more characterizations of a hologram function may be performed remotely after the HMA is installed in a real world environment. An operating temperature and/or a temperature gradient may be detected by temperature sensors physically located on a circuit board for the HMA.
    Type: Grant
    Filed: February 5, 2019
    Date of Patent: December 31, 2019
    Assignee: Pivotal Commware, Inc.
    Inventors: Alexander Remley Katko, Melroy Machado, Eric James Black, Jay Howard McCandless, Brian Mark Deutsch
  • Patent number: 10505258
    Abstract: Radio frequency (RF) isolators are described, coupling circuit domains operating at different voltages. The RF isolator may include a transmitter which emits a directional signal toward a receiver. Layers of materials having different dielectric constants may be arranged to confine the emission along a path to the receiver. The emitter may be an antenna having an aperture facing the receiver.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: December 10, 2019
    Assignee: Analog Devices Global Unlimited Company
    Inventors: Check F. Lee, Bernard P. Stenson, Baoxing Chen
  • Patent number: 10490900
    Abstract: An apparatus includes a first waveguide configured to propagate electromagnetic energy along a propagation direction. The apparatus further includes a first waveguide flange configured to selectively operate in one of a plurality of modes. When operating in a first mode, the apparatus radiates at least a portion of the electromagnetic energy from the first waveguide via at least one radiating feature of the first waveguide flange. The at least one radiating feature is located on a surface of the first waveguide flange that is perpendicular to the propagation direction. Additionally, when operating in a second mode, the apparatus conducts at least a portion of the electromagnetic energy from the first waveguide to a subsequent element (e.g., a second waveguide). The at least one radiating feature is shorted to a portion of the subsequent element when operating in the second mode.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: November 26, 2019
    Assignee: Waymo LLC
    Inventor: Adam Brown
  • Patent number: 10483640
    Abstract: The omnidirectional ultra-wideband antenna is a variant on a monocone antenna, particularly including a supplemental radiating element. The omnidirectional ultra-wideband antenna includes an electrically conductive conical surface having a vertex end and a base end, and a supplemental radiating element having a first portion and a second portion. The first portion extends from the base end of the electrically conductive conical surface, the first portion being positioned between the base end of the electrically conductive conical surface and the second portion. The vertex end of the electrically conductive conical surface is positioned adjacent to, and spaced apart from, a first surface of a ground plane plate. At least one electrically conductive rod is provided, a first end of the rod being secured to the second portion, and a second end of each rod being mounted on the first surface of the ground plane plate.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: November 19, 2019
    Assignee: King Saud University
    Inventors: Khaled Issa, Muhammad Ahmed Ashraf, Waleed Tariq Sethi, Habib Fathallah, Saleh Alshebeili
  • Patent number: 10468779
    Abstract: A radio frequency (RF) module may comprise: (a) a substrate including a plurality of integral waveguides formed therein, each of the plurality of waveguides orthogonally-oriented with respect to the one or more adjacent waveguides; and (b) a plurality of antenna radiator elements attached to the dielectric substrate and oriented such that a pair of antenna radiator elements is electrically coupled to one of the plurality of waveguides. Each of the integral waveguides is electrically coupled to electrical circuitry of the RF module.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: November 5, 2019
    Assignee: Lockheed Martin Corporation
    Inventors: Andrew R. Mandeville, Daniel W. Harris
  • Patent number: 10468780
    Abstract: A multi-polarized continuous transverse stub (CTS) antenna includes a first feed network operative to at least one of receive or transmit a signal having a first polarization, and a second feed network different from the first feed network and operative to at least one of receive or transmit a signal having a second polarization different from the first polarization. At least one parallel-plate region is defined by a first plate structure and a second plate structure spaced apart from the first plate structure, where a first coupling structure connecting the first feed network to the parallel-plate region and a second coupling structure connecting the second feed network to the parallel-plate region. A common aperture is arranged on one side of the parallel-plate region, wherein wavefronts produced by the first and second coupling structures and propagated within the parallel-plate region radiate to free-space through the common aperture.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: November 5, 2019
    Assignee: ThinKom Solutions, Inc.
    Inventors: William Milroy, William Henderson, James Sor
  • Patent number: 10454512
    Abstract: A mounting base (14) is fixed to an antenna (13) or an antenna bracket (15) for supporting the antenna (13). A baseband unit (11) and an RF unit (12) are fixed to the mounting base (14). The baseband unit (11) fixed to the mounting base (14) is disposed to face a back part (132) of the antenna (13) and to form a space between the back part (132) and the first enclosure (111). The RF unit (12) fixed to the mounting base (14) is disposed in the space formed between the back part (132) of the antenna (13) and the baseband unit (11) and is coupled to a waveguide flange (132) of the antenna (13). Thus, for example, in a configuration of a point-to-point wireless apparatus in which an RF unit and a baseband unit are separated, restrictions on installation space of the apparatus can be facilitated.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: October 22, 2019
    Assignee: NEC Corporation
    Inventor: Masatoshi Shimizu
  • Patent number: 10452571
    Abstract: Microelectronic package communications are described that use radio interfaces that are connected through waveguides. One example includes an integrated circuit chip, a package substrate to carry the integrated circuit chip, the package substrate having conductive connectors to connect the integrated circuit chip to external components, and a radio on the package substrate coupled to the radio chip to modulate the data over a carrier and to transmit the modulated data. A waveguide connector is coupled to a dielectric waveguide to receive the transmitted modulated data from the radio and to couple it into the waveguide, the waveguide carries the modulated data to an external component.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: October 22, 2019
    Assignee: Intel Corporation
    Inventors: Sasha N. Oster, Telesphor Kamgaing, Adel A. Elsherbini, Georgios C. Dogiamis, Brandon M. Rawlings
  • Patent number: 10431894
    Abstract: Aspects of the subject disclosure may include, for example, a system for receiving a first electromagnetic wave supplied by a dielectric antenna in a first position, where the first electromagnetic wave propagates along an outer surface of a feedline of the dielectric antenna, receiving a second electromagnetic wave supplied by the dielectric antenna in a second position, where the second electromagnetic wave propagates along the outer surface of the feedline of the dielectric antenna, measuring a ratio of a first signal strength of the first electromagnetic wave and a second signal strength of the second electromagnetic wave, detecting that the ratio is below a threshold, and adjusting an operational characteristic of a system to increase the ratio. Other embodiments are disclosed.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: October 1, 2019
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Thomas M. Willis, III, Farhad Barzegar, Robert Bennett, Irwin Gerszberg, Donald J. Barnickel
  • Patent number: 10418693
    Abstract: A band latch mechanism that is configured to connect a wristband to a fitness tracker is provided. The band latch mechanism may be configured to be inserted into a cavity of a housing of the fitness tracker and configured so that any metallic body of the band latch mechanism does not contact metallic surfaces of the cavity in order to prevent an electrical ground from being positioned within a keep-out zone of an antenna of the fitness tracker. A housing with integrated antenna structures is also disclosed.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: September 17, 2019
    Assignee: Fitbit, Inc.
    Inventors: Nan Xu, Christos Kinezos Ioannou, Kevin Li, Chadwick John Harber, Eric John Fairbanks, Jonah Avram Becker
  • Patent number: 10418713
    Abstract: The present disclosure provides a polarized antenna including a waveguide power divider, a waveguide phase shifter and a radiating unit. The waveguide power divider is configured to have an input waveguide for receiving a transmission signal, and first and second output waveguides for distributing and outputting the transmission signal. The waveguide phase shifter is configured to receive two output signals outputted respectively from the first and second output waveguides of the waveguide power divider, to variably change a phase difference between the two input signals, and to output respective changed signals. The radiating unit is configured to receive the respective changed signals from the waveguide phase shifter, and to combine and radiate the respective changed signals as a radio signal.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: September 17, 2019
    Assignee: KMW INC.
    Inventors: Yong-Won Seo, Myung-Hwa Kim
  • Patent number: 10367584
    Abstract: A photonic modulator is provided that includes a transducer element that receives a RF input signal and converts the RF input signal into an elastic wave. One or more optical waveguides receive the elastic wave that has propagated a specified distance through an acoustic delay line. The one or more optical waveguides perform optomechanical transduction on the elastic wave in the presence of an optical wave, which produces one or more scattered optical waves. An optical circuit sums the one or more scattered waves to produce an optical signal output.
    Type: Grant
    Filed: July 31, 2017
    Date of Patent: July 30, 2019
    Assignee: PSquared Technologies LLC
    Inventors: Peter Thomas Rakich, Zheng Wang
  • Patent number: 10355359
    Abstract: An antenna includes a horn including an axial waveguide and a circular radome including a central cavity. The circular radome is configured to protrude into the axial waveguide. The antenna further includes a coil element provided over a coil frame and configured to fit inside the central cavity. The horn includes a conical structure having multiple circular chokes that are configured to shape a beam of the antenna to provide a desired gain by reducing sidelobes.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: July 16, 2019
    Assignee: Lockheed Martin Corporation
    Inventors: Frank Butscher, Joseph T. Loane, William Jay Dawley
  • Patent number: 10340599
    Abstract: Antennas suitable for use in compact radio frequency (RF) applications and devices, and methods of fabrication thereof. Described are resonator antennas, for example dielectric resonator antennas fabricated using polymer-based materials, such as those commonly used in lithographic fabrication of integrated circuits and microsystems. Accordingly, lithographic fabrication techniques can be employed in fabrication. The antennas have metal inclusions embedded in the resonator body which can be configured to control electromagnetic field patterns, which serves to enhance the effective permittivity of the resonator body, while creating an anisotropic material with different effective permittivity and polarizations in different orientations.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: July 2, 2019
    Assignee: University of Saskatchewan
    Inventors: Mohammadreza Tayfeh Aligodarz, Atabak Rashidian, David Klymyshyn
  • Patent number: 10333217
    Abstract: A method for beam forming includes providing multiple instances of holographic metasurface antennas (HMAs), a reference wave source coupled to the HMAs, and a hologram function for each of the HMAs; combining the object waves of the plurality of HMAs, generated in response to the reference wave, to produce a composite beam; and modifying a phase angle of the object wave from one or more of the HMAs by modifying the hologram function of the one or more HMAs in order to modify the composite beam.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: June 25, 2019
    Assignee: Pivotal Commware, Inc.
    Inventors: Eric James Black, Alexander Remley Katko, Jay Howard McCandless
  • Patent number: 10305198
    Abstract: Wireless communication is facilitated via communication assembly apparatuses. A system includes: a wireless gateway device located within a housing and having electrical connection elements for power and network connectivity; and an antenna coupled to the housing and electrically coupled to the wireless gateway device. The housing is adapted to be masked on a surface of a support structure exposed to a defined environment, and is configured to serve a first function and the support structure is configured to serve a second function. The first function is distinct from the second function. In various embodiments, the antenna can be a resonant slot antenna, a horn antenna, a dipole antenna, a patch antenna or a custom antenna element. The wireless gateway device can include circuitry that facilitates multiple-input and multiple-output communication of the antenna, and is configured to be powered via power over Ethernet in some embodiments.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: May 28, 2019
    Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.
    Inventors: Thomas Schleef, Craig Lee
  • Patent number: 10297919
    Abstract: An antenna is provided from a dielectric wedge waveguide having an AMC wall feed structure 15 coupled thereto through a transition which matches the impedance of the AMC feed structure to dielectric wedge so as to ensure efficient transmission of RF signals between the AMC wall feed structure and the dielectric wedge. In some embodiments, the antenna may be implemented as a flush mounted or conformal antenna on an outer surface of a supporting platform.
    Type: Grant
    Filed: August 29, 2014
    Date of Patent: May 21, 2019
    Assignee: Raytheon Company
    Inventors: Jackson Ng, Charles G. Gilbert, Sergio A. Pizarro
  • Patent number: 10234514
    Abstract: An antenna includes a plurality of superconducting quantum interference device (SQUID) arrays on a chip, and a printed circuit board (PCB) formed with a cutout for receiving the chip. The PCB is formed with a set of coplanar transmission lines, and the chip is inserted into the cutout so that each said transmission line connects to a respective SQUID array. A cryogenic system can cool the chip to a temperature that causes a transition to superconductivity for the SQUID arrays. A thermal radome can be placed around the chip, the PCB and the cryogenic system to maintain the temperature. A DC bias can be applied to the SQUID arrays to facilitate RF detection. The SQUID array, chip and CPW transmission lines can cooperate to allow for both detection of said RF energy and conversion of said RF energy to a signal without requiring the use of a conductive antenna dish.
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: March 19, 2019
    Assignee: The United States of America, as Represented by the Secretary of the Navy
    Inventors: Anna M. Leese de Escobar, Marcio Calixto de Andrade, Susan Anne Elizabeth Berggren, Robert Lewis Fagaly, Benjamin Jeremy Taylor
  • Patent number: 10224597
    Abstract: Antenna arrangement for a fill-level measuring device for ascertaining and monitoring a fill level of a medium in a container by means of a microwave, travel-time measurement method, comprising a horn antenna having a horn shaped component for focusing microwaves and a microwave transmissive, process isolating element, which is provided in the region of the exit opening of the horn shaped component facing the medium and which isolates the interior of the horn shaped component from the interior of the container. There is provided for additional focusing of the microwaves a lengthening component, which lengthens the horn shaped component in the radiated direction of the microwaves. The process isolating element is embodied and arranged in such a manner that it isolates the horn shaped component and the lengthening component galvanically from one another.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: March 5, 2019
    Assignee: ENDRESS+HAUSER SE+CO. KG
    Inventor: Thomas Blodt
  • Patent number: 10199728
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present invention relates to an antenna structure for signal radiation in a transmission device. An apparatus for signal radiation includes a feeding unit configured to radiate a signal, and a guiding unit, that consists of a plurality of elements physically spaced from one another, configured to adjust a radiation pattern of the signal radiated by the feeding unit by generating a radio wave in a Transverse Electric (TE) mode. Further, the present invention also includes embodiments different from the above-described embodiment.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: February 5, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Won-Bin Hong, Yoon-Geon Kim
  • Patent number: 10164344
    Abstract: A waveguide device includes a first electrically conductive member having a first electrically conductive surface; a second electrically conductive member having a second electrically conductive surface which opposes the first electrically conductive surface; and a ridge-shaped waveguide member on the second electrically conductive member. The second electrically conductive member has a throughhole which splits the waveguide member into first and second ridges. The first and second ridges each have an electrically conductive end face, the end faces opposing each other via the throughhole. The opposing end faces and the throughhole together define a hollow waveguide. The hollow waveguide is connected to a first waveguide extending between the waveguide face of the first ridge and the first electrically conductive surface, and to a second waveguide extending between the waveguide face of the second ridge and the first electrically conductive surface.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: December 25, 2018
    Assignees: NIDEC CORPORATION, WGR CO., LTD.
    Inventors: Hideki Kirino, Hiroyuki Kamo
  • Patent number: 10096906
    Abstract: An antenna may include a reflector and a multi-band feed assembly. A support member may be coupled to the multi-band feed assembly to orient the multi-band feed assembly for direct illumination of the reflector. The multi-band feed assembly may include first and second feeds, each having a respective septum polarizer coupled between a respective common waveguide and a respective pair of waveguides. A housing of the support member may contain the respective septum polarizers and the respective pairs of waveguides.
    Type: Grant
    Filed: March 2, 2016
    Date of Patent: October 9, 2018
    Assignee: VIASAT, INC.
    Inventors: Anders Jensen, Donald L Runyon
  • Patent number: 10097226
    Abstract: A mounting base (14) is fixed to an antenna (13) or an antenna bracket (15) for supporting the antenna (13). A baseband unit (11) and an RF unit (12) are fixed to the mounting base (14). The baseband unit (11) fixed to the mounting base (14) is disposed to face a back part (132) of the antenna (13) and to form a space between the back part (132) and the first enclosure (111). The RF unit (12) fixed to the mounting base (14) is disposed in the space formed between the back part (132) of the antenna (13) and the baseband unit (11) and is coupled to a waveguide flange (132) of the antenna (13). Thus, for example, in a configuration of a point-to-point wireless apparatus in which an RF unit and a baseband unit are separated, restrictions on installation space of the apparatus can be facilitated.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: October 9, 2018
    Assignee: NEC Corporation
    Inventor: Masatoshi Shimizu
  • Patent number: 9972912
    Abstract: Devices and systems, and methods of using them, for point-to-point transmission/communication of high bandwidth signals. Radio devices and systems may include a pair of reflectors (e.g., parabolic reflectors) that are adjacent to each other and configured so that one of the reflectors is dedicated for sending/transmitting information, and the adjacent reflector is dedicated for receiving information. Both reflectors may be in a fixed configuration relative to each other so that they are aligned to send/receive in parallel. In many variations the two reflectors are formed of a single housing, so that the parallel alignment is fixed, and reflectors cannot lose alignment. The device/systems may be configured to allow switching between duplexing modes. These devices/systems may be configured as wide bandwidth zero intermediate frequency radios including alignment modules for automatic alignment of in-phase and quadrature components of transmitted signals.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: May 15, 2018
    Assignee: Ubiquiti Networks, Inc.
    Inventors: Gary D. Schulz, Paul Odlyzko, John R. Sanford, Christopher Fay, Jude Lee, Charles D. Macenski, Richard J. Keniuk, Lance D. Lascari
  • Patent number: 9929467
    Abstract: An antenna module is disclosed. The antenna module is applied to a mobile communication device and includes a first radiating element and a second radiating element. The first radiating element is disposed on a base board inside the mobile communication device, and one point of the first radiating element is a feed point of the antenna module. The second radiating element is disposed on the base board and is grounded by connecting to a P-sensor inside the mobile communication device. There is a gap between one part of the second radiating element and the first radiating element.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: March 27, 2018
    Assignee: PEGATRON CORPORATION
    Inventors: Chun-Chih Chen, Chien-Yi Wu, Chun-Wei Wang, Hau-Yuen Tan, Chia-Ho Ting, I-Shu Lee
  • Patent number: 9817114
    Abstract: According to one aspect, a radar-radiometric imaging method is disclosed that includes cyclical observation, with a time period T, of a selected space section due to antenna beam rotation with a period Ta (Ta?T) around a rotation axis misaligned with the antenna's beam axis, along with the simultaneous change of the spatial orientation of this rotation axis using an antenna positioning device to ensure survey of the selected space domain for the time T without gaps.
    Type: Grant
    Filed: March 11, 2015
    Date of Patent: November 14, 2017
    Assignee: Radio Physics Solutions Ltd.
    Inventors: Sergiy Shylo, Yuriy Sydorenko, Dana Wheeler, Douglas Dundonald
  • Patent number: 9768514
    Abstract: A horn (12) for elementary antennas for telecommunications, in particular satellite telecommunications, characterized in that the horn (12) includes a first emitting-receiving portion (22) adapted to emit and receiving an electromagnetic wave at a first frequency and a second emitting-receiving portion (24) adapted to emit and receiving an electromagnetic wave at a second frequency, the second emitting-receiving portion (24) being distinct and separate from the first emitting-receiving portion (22) and the ratio between the second frequency and the first frequency being greater than 1.2, preferably greater than 1.5.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: September 19, 2017
    Assignee: THALES
    Inventors: Friedman Tchoffo Talom, Gilles Quagliaro
  • Patent number: 9730368
    Abstract: According to an embodiment, there is provided a leak preventing device of electromagnetic wave, including a metal pipe and a magnetic material part. The metal pipe is arranged to surround a periphery of a first electric power transmission device. The first electric power transmission device wirelessly transmits electric power to a second electric power transmission device via an electromagnetic wave. The second electric power transmission device is opposed to the first electric power transmission device. An opening is formed on the metal pipe along a circumferential direction of the metal pipe. The magnetic material part is arranged within the metal pipe along the circumferential direction the metal pipe.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: August 8, 2017
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Tetsu Shijo, Akiko Yamada, Shuichi Obayashi
  • Patent number: 9711860
    Abstract: A wireless electronic device includes a Substrate Integrated Waveguide (SIW), a first metal layer including one or more top wave traps, a second metal layer, a feeding structure extending through the first metal layer and into the SIW, and a reflector on the first side of the SIW. The reflector directly connects to the first metal layer and extends outward along a major plane of the first side of the first metal layer. The wireless electronic device is configured to resonate at a resonant frequency when excited by a signal transmitted or received though the feeding structure. The one or more top wave traps are configured to trap a signal radiated by the reflector based on the signal transmitted or received though the feeding structure.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: July 18, 2017
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventors: Zhinong Ying, Kun Zhao
  • Patent number: 9612357
    Abstract: The present invention provides an electromagnetic wave receiving/transmitting device and the application thereof. The electromagnetic wave receiving/transmitting device of the present invention can effectively receive up to 80 to 500 GHz of terahertz electromagnetic waves. The electromagnetic wave receiving/transmitting device of the present invention further achieves the application of terahertz imaging. The physical package of the electromagnetic wave receiving/transmitting device of the present invention is capable of effectively absorbing external and internal noise of electromagnetic waves to significantly reduce noise, and thereby achieving the application of terahertz imaging.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: April 4, 2017
    Assignee: ARCHIT LENS TECHNOLOGY INC.
    Inventors: Lawrence Dah-Ching Tzuang, Yen-Ju Wu
  • Patent number: 9559403
    Abstract: A broadband signal junction with sum signal absorption for transmitted signals includes a common hollow conductor with a first predefined cross-section and four laterally-disposed side arm hollow conductors with a predefined cross-section. The cross-sections of the side arm hollow conductors can also be selected to be different. Two first opposing side arm hollow conductors of the four side arm hollow conductors extend along a first axis. Two second opposing side arm hollow conductors of the four side arm hollow conductors extend along a second axis. The first and the second axes are disposed orthogonal to one another and lie in the common plane. The broadband signal junction with sum signal absorption is characterized in that the two first side arm hollow conductors end with a hollow conductor absorber.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: January 31, 2017
    Assignee: Airbus DS GmbH
    Inventor: Philipp Kohl
  • Patent number: 9520637
    Abstract: A compact, agile polarization diversity, multiple frequency band antenna with integrated electronics for terrestrial terminal use in satellite communications systems includes an antenna feed having highly integrated microwave electronics that are mechanically and electromagnetically coupled thereto in a distributed arrangement so that diverse polarization senses having a low axial ratio and electronic switching control of the polarization senses is provided. The arrangement of the integrated distributed transceiver configuration enables the mechanical rotation of the orientation of a first transceiver for skew alignment while a second transceiver remains stationary relative to the antenna feed assembly. The first transceiver can be a high-band transmitter and receiver pair that supports linear polarization senses, and the second transceiver can be a low-band transmitter and receiver pair that supports circular polarization senses.
    Type: Grant
    Filed: August 23, 2013
    Date of Patent: December 13, 2016
    Assignee: KVH Industries, Inc.
    Inventors: Thomas D. Monte, Bosui Liu
  • Patent number: 9496622
    Abstract: The photonic-crystal (PC) slab absorber includes: a two-dimensional (2D)-PC slab composed of semiconducting materials; and a lattice point periodically arranged in the 2D-PC slab, the lattice point for forming resonant-state which can capture an electromagnetic waves incident from an outside by resonating an electromagnetic wave in a band edge of a photonic band structure of the 2D-PC slab in the plane of the 2D-PC slab. The 2D-PC slab is doped with impurities and can absorb the captured electromagnetic wave in the band edge resonant frequency of the 2D-PC slab.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: November 15, 2016
    Assignees: ROHM CO., LTD., OSAKA UNIVERSITY
    Inventors: Masayuki Fujita, Tadao Nagatsuma, Ryoma Kakimi, Dai Onishi, Eiji Miyai
  • Patent number: 9466887
    Abstract: A steerable artificial impedance surface antenna steerable in phi and theta angles including a dielectric substrate, a plurality of metallic strips on a first surface of the dielectric substrate, the metallic strips spaced apart across a length of the dielectric substrate and each metallic strip extending along a width of the dielectric substrate, and surface wave feeds spaced apart along the width of the dielectric substrate near an edge of the dielectric substrate, wherein the dielectric substrate is substantially in an X-Y plane defined by an X axis and a Y axis, wherein the phi angle is an angle in the X-Y plane relative to the X axis, and wherein the theta angle is an angle relative to a Z axis orthogonal to the X-Y plane.
    Type: Grant
    Filed: July 3, 2013
    Date of Patent: October 11, 2016
    Assignee: HRL Laboratories, LLC
    Inventors: Daniel J. Gregoire, Joseph S. Colburn
  • Patent number: 9373891
    Abstract: A device for at least one of receiving and transmitting electromagnetic radiation includes a feedhorn having a substantially smooth, electrically conducting inner surface extending from an open end to a feed end, the inner surface being substantially rotationally symmetrical about a longitudinal axis, wherein an orthogonal distance from a point on the longitudinal axis to the substantially smooth, electrically conducting inner surface increases monotonically as the point on the longitudinal axis is selected at successively greater distances from the feed end of the feedhorn towards the open end of the feedhorn such that a profile of the substantially smooth, electrically conducting inner surface of the feedhorn is monotonically increasing. The feedhorn has an operating bandwidth and the feedhorn provides a maximum of ?30 dB cross polarization response over at least 15% of the operating bandwidth.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: June 21, 2016
    Assignees: The Johns Hopkins University, The United States of America, As Represented by the Administration of the National Aeronautics and Space Administration
    Inventors: Charles L. Bennett, Lingzhen Zeng, Edward J. Wollack, David T. Chuss
  • Patent number: 9358067
    Abstract: According to one embodiment of the present disclosure a microwave ablation system is disclosed. The microwave ablation system includes an energy source adapted to generate microwave energy and a plurality of energy delivery devices having a first energy delivery device configured to be inserted into tissue and to generate a non-directional ablation volume and a second energy delivery device configured to be positioned relative to the tissue and to generate a directional ablation volume. The system also includes a power dividing device having an input adapted to connect to the energy source and a plurality of outputs configured to be coupled to the plurality of energy delivery devices. The power dividing device is configured to selectively divide energy provided from the energy source between the plurality of energy delivery devices.
    Type: Grant
    Filed: May 8, 2013
    Date of Patent: June 7, 2016
    Assignee: COVIDIEN LP
    Inventors: Anthony C. Lee, Joseph D. Brannan, Mani N. Prakash, Francesca Rossetto
  • Patent number: 9184482
    Abstract: In an example embodiment, an azimuth combiner comprises: a septum layer comprising a plurality of septum dividers; first and second housing layers attached to first and second sides of the septum layer; a linear array of ports on a first end of the combiner; wherein the first and second housing layers each comprise waveguide H-plane T-junctions; wherein the waveguide T-junctions can be configured to perform power dividing/combining; and wherein the septum layer evenly bisects each port of the linear array of ports. A stack of such azimuth combiners can form a two dimensional planar array of ports to which can be added a horn aperture layer, and a grid layer, to form a dual-polarized, dual-BFN, dual-band antenna array.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: November 10, 2015
    Assignee: VIASAT, INC.
    Inventors: Donald L Runyon, Dominic Q Nguyen, James W Maxwell
  • Patent number: 9166297
    Abstract: A device for at least one of receiving and transmitting electromagnetic radiation includes a feedhorn having a substantially smooth, electrically conducting inner surface extending from an open end to a feed end, the inner surface being substantially rotationally symmetrical about a longitudinal axis, wherein an orthogonal distance from a point on the longitudinal axis to the substantially smooth, electrically conducting inner surface increases monotonically as the point on the longitudinal axis is selected at successively greater distances from the feed end of the feedhorn towards the open end of the feedhorn such that a profile of the substantially smooth, electrically conducting inner surface of the feedhorn is monotonically increasing. The feedhorn has an operating bandwidth and the feedhorn provides a maximum of ?30 dB cross polarization response over at least 15% of the operating bandwidth.
    Type: Grant
    Filed: October 8, 2010
    Date of Patent: October 20, 2015
    Assignee: THE JOHNS HOPKINS UNIVERSITY
    Inventors: Charles L. Bennett, Lingzhen Zeng, Edward J. Wollack, David T. Chuss
  • Patent number: 9041612
    Abstract: Implementations for exciting two or more modes via modal decomposition of a pulse by a wave launcher are generally disclosed.
    Type: Grant
    Filed: October 18, 2013
    Date of Patent: May 26, 2015
    Assignee: New Jersey Institute of Technology
    Inventors: Edip Niver, Mohamed A. Salem, Aladin H. Kamel
  • Patent number: 9035842
    Abstract: A miniature interrogator antenna assembly including: a housing; a first miniature horn antenna in the housing having a first aperture; a second miniature horn antenna in the housing having a second aperture. The first and second miniature horn antennas are arranged in a canted configuration and are joint at a front of the assembly to form combined apertures at the front of the assembly. The antenna assembly further includes: a splitter/combiner having a matching portion, where the matching portion is positioned in the housing in such a way that an apex of the matching portion points to the front of the assembly; a plurality of annular grooves formed around the combined apertures at the front of the assembly; a sum input port coupled to a first waveguide with an H-plane bend feeding the splitter/combiner; and a difference input port coupled to a second waveguide feeding the splitter/combiner directly.
    Type: Grant
    Filed: April 12, 2012
    Date of Patent: May 19, 2015
    Assignee: RAYTHEON COMPANY
    Inventors: Theodore N. Tahmisian, Jr., Charles A. Hall
  • Patent number: 9024813
    Abstract: An antenna device is provided. The antenna device includes a radiator for radiating an electromagnetic wave, and a dielectric body arranged on an electromagnetic wave radiating side of the radiator, and having a plurality of dielectric members arrayed in a longitudinal direction of the radiator, wherein boundaries between the plurality of adjacent dielectric members are asymmetric with respect to a virtual line perpendicularly passing through the center of the dielectric body in the longitudinal direction.
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: May 5, 2015
    Assignee: Furuno Electric Co., Ltd.
    Inventors: Tetsuya Miyagawa, Koji Yano
  • Patent number: 9024835
    Abstract: An integral high frequency communication apparatus comprises a case, a waveguide apparatus having an extension portion, and a circuit board having a signal transmitting unit and a signal receiving unit. The transceiver module having two waveguide openings is retained in the case. The case has an opening through which the extension portion extends outside of the case. The integral high frequency communication apparatus can receive and transmit high frequency signals by the extension portion.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: May 5, 2015
    Assignee: Microelectronics Technology, Inc.
    Inventors: Ruei Yuen Chen, Hsiang Hao Sung