Patents Examined by Kimberly E Glenn
  • Patent number: 10381705
    Abstract: A power combiner/power divider has a disk shaped housing cavity and a housing of electrically conductive material, such as metal. A junction pin is positioned centrally in the power combiner/divider. Additional ports are positioned radially along the periphery of the disk shaped portion. Tapered waveguides may extend from the radially positioned ports to the centrally positioned junction pin. A hollow radial cavity provided in the cavity holds a dielectric insert that may have tapering extensions radiating from a central ring. The ring surrounds the centrally positioned port.
    Type: Grant
    Filed: June 16, 2017
    Date of Patent: August 13, 2019
    Assignee: Mercury Systems, Inc.
    Inventor: Douglas Seiji Okamoto
  • Patent number: 10381706
    Abstract: A Wilkinson combiner includes: a plurality of splitting units that splits signals inputted from two ports; an isolating unit that connects one ends of the signals split at the plurality of splitting units to each other; and a combiner that connects other ends of the signals split at the plurality of splitting units to each other and outputs a combined signal. The isolating unit balun-connects the connected signals to each other using a balun circuit, short-circuits the balun-connected one end, and terminates the balun-connected other end using a terminator.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: August 13, 2019
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Yusaburo Goto, Keiichi Sakamaki
  • Patent number: 10382004
    Abstract: A matching network circuit and an associated apparatus are provided. The matching network circuit includes a matching unit coupled between a common path port and a first path port of the matching network circuit, and an impedance unit coupled between the common path port and a second path port of the matching network circuit. The common path port is utilized for connecting the matching network circuit to a common path, the first path port is utilized for connecting the matching network circuit to a first device on a first path, and the second path port is utilized for connecting the matching network circuit to a second device on a second path. The matching unit is arranged for performing impedance matching between the common path port and the first path port, and the impedance unit is arranged for performing impedance matching between the common path port and the second path port.
    Type: Grant
    Filed: July 3, 2016
    Date of Patent: August 13, 2019
    Assignee: MEDIATEK INC.
    Inventor: Chien-Cheng Lin
  • Patent number: 10367456
    Abstract: An amplifier assembly for a spatial power combining device. The amplifier assembly includes a body that forms a first antenna, wherein the first antenna is a first Vivaldi antenna including a first circular backstub and a first tapered slot portion. The amplifier assembly further includes a second antenna, and a printed circuit board (PCB) assembly fixed to the body. The PCB assembly includes a PCB, an amplifier mounted on the PCB, a first transmission line coupled to the first antenna and to the amplifier, and a second transmission line coupled to the second antenna and to the amplifier.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: July 30, 2019
    Assignee: Qorvo US, Inc.
    Inventor: John Kitt
  • Patent number: 10355647
    Abstract: Doherty power amplifier combiner with tunable impedance termination circuit. A signal combiner can include a balun transformer circuit having a first coil and a second coil. The first coil can be implemented between a first port and a second port. The second coil can be implemented between a third port and a fourth port. The first port and the third port can be coupled by a first capacitor. The second port and fourth port can be coupled by a second capacitor. The first port can be configured to receive a first signal. The fourth port can be configured to receive a second signal. The second port can be configured to yield a combination of the first signal and the second signal. The signal combiner can include a termination circuit that couples the third port to a ground. The termination circuit can include a tunable impedance circuit.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: July 16, 2019
    Assignee: SKYWORKS SOLUTIONS, INC.
    Inventors: Kunal Datta, Reza Kasnavi, Aleksey A. Lyalin
  • Patent number: 10326191
    Abstract: A spatial power combiner includes several inputs to which are respectively linked a plurality of transmission lines, and an output. A body defines a cavity and the plurality of transmission lines pass longitudinally through the cavity and are disposed around an absorbent member also extending longitudinally in the cavity. A power amplification set includes the spatial power combiner and an amplification structure at the input of the spatial power combiner.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: June 18, 2019
    Assignees: MICROWAVE CHARACTERIZATION CENTER, UNIVERSITE SCIENCES TECHNOLOGIES LILLE, COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Hadrien Theveneau, Matthieu Werquin, Christophe Gaquière
  • Patent number: 10326189
    Abstract: A method includes receiving, through a vertical polarization port of an orthogonal-mode transducer (OMT), a vertical polarized signal from a vertical polarization diplexer, and receiving, through a horizontal polarization port of the OMT, a horizontal polarized signal from a horizontal polarization diplexer. The method also includes receiving, through a common port of the OMT, a circular polarized signal comprising the vertical and horizontal polarized signals. The common waveguide includes a septum polarizer configured to split or combine between the circular polarized signal, and the vertical polarized signal and the horizontal polarized signal.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: June 18, 2019
    Assignee: Google LLC
    Inventors: Toktam Nezakati, Farbod Tabatabai, Siyuan Xin, Benjamin K. Yaffe, Keith Thomas Williams, Eduardo Tinoco, Jose Alex Rivas
  • Patent number: 10320043
    Abstract: A miniaturized power distributing device with harmonic suppression function and low cost is set in a substrate, and includes first, second, and third metal levels. The first metal level includes a power divider to divide one signal into multiple output signals, or to combine multiple input signals into one output signal. The second metal level includes a filter structure to filter out harmonics. The third metal level is isolated against electromagnetic wave signal leaking from the second metal level. The second metal level is set between the first and third metal levels, dielectric layers are set between the first and second metal levels and between the second and third metal levels.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: June 11, 2019
    Assignee: NANNING FUGUI PRECISION INDUSTRIAL CO., LTD.
    Inventor: Yu-Chih Chueh
  • Patent number: 10320088
    Abstract: A balanced wideband impedance transformer can include a first conductor layer including a first metal line and a second metal line, a second conductor layer including a first feed line and disposed on the first conductor layer, a third conductor layer including a second feed line and disposed on the second conductor layer, and a fourth conductor layer including a third metal line and a fourth metal line, and disposed on the third conductor layer.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: June 11, 2019
    Assignee: The Florida International University Board of Trustees
    Inventors: Alexander Johnson, Elias Alwan, John L. Volakis
  • Patent number: 10307138
    Abstract: A wave guide assembly for a control and diagnostic system for a machine includes a housing defining an exterior surface and an internal cavity extending between distal ends. At least one wave guide within the internal cavity defines a wave propagation passage for at least one wave form signal. At least one conductor within the internal cavity is separate from the wave guide. A control and diagnostic system for a machine and a gas turbine engine are also disclosed.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: June 4, 2019
    Assignee: United Technologies Corporation
    Inventors: Eric J. Heims, Ryan K. Snyder, Kurt J. Sobanski
  • Patent number: 10312565
    Abstract: A method of thermally cooling a microwave coaxial cable run includes inserting in the cable run a bandpass filter, the bandpass filter including a power divider having an input RF connector defining a front end and the power divider having an output, the bandpass filter including a power combiner having an input coupled to the output of the power divider and the power combiner having an output RF connector defining a back end, and the bandpass filter having a heat sink mechanically secured between the power divider and the power combiner. Other methods and systems are also provided.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: June 4, 2019
    Inventor: David B. Aster
  • Patent number: 10305159
    Abstract: The invention provides an apparatus comprising a wide bandwidth resonating structure based on a primary split ring resonator having a plurality of additional split ring resonators bounded by the primary split ring resonator. The invention provides a method for optimizing the placement and size of the additional split ring resonators to achieve the desired bandwidth for the overall resonator structure.
    Type: Grant
    Filed: August 22, 2017
    Date of Patent: May 28, 2019
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Paul A. Sikora, Mark A. Southcott
  • Patent number: 10297893
    Abstract: A circuit includes a conductive layer, an insulation layer on the conductive layer, a transmission line on the insulation layer, the transmission line having a first end and a second end, and a stub on the insulation layer and having a first section of a first constant width connected to the transmission line at a location on the transmission line between the first and second ends, and a second section of a second constant width adjacent to the first section. The first constant width is less than the second constant width.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: May 21, 2019
    Assignee: TOSHIBA MEMORY CORPORATION
    Inventor: Satoru Fukuchi
  • Patent number: 10288647
    Abstract: An RC voltage divider includes a secondary part connected to a primary part. The secondary part has a coaxial build up, assembly, configuration or alignment.
    Type: Grant
    Filed: July 15, 2015
    Date of Patent: May 14, 2019
    Assignee: Siemens Aktiengesellschaft
    Inventors: Rolf Fluri, Pascal Loeb, Christian Weber
  • Patent number: 10276905
    Abstract: A non-contact frequency automatic tuning filter with an antileakage chamber includes a first casing with a first cavity formed at a first opening of the first casing, a moving part, and a second cavity. The second cavity has a second casing, a chamber formed in the second casing, and second and third openings penetrating through the second casing. The moving part is plugged from the third opening into the first cavity or from the third opening into a space between the third opening and the first cavity. The second opening proximate to the moving part constitutes a part of the chamber. The second casing has a spacing portion proximate to the moving part for separating the moving part and chamber. The first and second casings are not in contact with the moving part. The invention can prevent leakage of electromagnetic waves and unstable frequency shifting.
    Type: Grant
    Filed: July 11, 2017
    Date of Patent: April 30, 2019
    Inventors: Chien-Chih Li, Jen-Ti Peng, Shih-Gong Ciou, Cheng-Lung Wu, Ruei-Yang Syu, Jui-En Fan
  • Patent number: 10276906
    Abstract: A power combiner/divider includes a main conductor defining an axis; an input connector having a center conductor, adapted to be coupled to a signal source, electrically coupled to the main conductor and having an axis aligned with the main conductor axis, and having a second conductor electrically coupled to a ground conductor; a plurality of satellite conductors radially exterior of and spaced apart from the main conductor, the satellite conductors defining the general shape of a slotted hollow cylinder having a cylinder axis aligned with the main conductor axis; a plurality of output connectors having center conductors electrically coupled to respective satellite conductors and having respective second conductors electrically coupled to a second ground conductor; and a multiconductor transmission line, including the satellite conductors, defined between the input connector and the output connectors. Methods of manufacturing are also disclosed.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: April 30, 2019
    Inventor: David B. Aster
  • Patent number: 10270419
    Abstract: A diplexer includes a multilayer substrate, first, second, and third terminals, and a ground terminal provided on the multilayer substrate. The first filter is between the first terminal and the second terminal, the second filter is between the first terminal and the third terminal. An interlayer spacing of the multilayer substrate includes a first filter ground electrode, a second filter ground electrode, and a shield ground electrode shielding between the first filter and the second filter. The ground terminal includes a first filter ground terminal connected to the first filter ground electrode, a second filter ground terminal connected to the second filter ground electrode, and a shield ground terminal connected to the shield ground electrode.
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: April 23, 2019
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Naoki Mizoguchi
  • Patent number: 10270148
    Abstract: Embodiments of the present invention disclose a microstrip multiplexer, including a feeder, multiple microstrip filters, and a signal processing network. The multiple microstrip filters are separately connected to the signal processing network, and the signal processing network is connected to the feeder. Output signals of the microstrip filters of the multiple microstrip filters are combined by using the signal processing network and then output by using the feeder and/or a signal input from the feeder is split by using the signal processing network and then output to the microstrip filters. In the embodiments of the present invention, a wideband multiplexer that combines multiple wide subband signals for using can be implemented, and each subband has good frequency band response.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: April 23, 2019
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventor: Yu Cai
  • Patent number: 10262786
    Abstract: A stepped-width, co-spiral inductor structure includes a first exterior layer having a first exterior width. The stepped-width, co-spiral inductor structure also includes a first interior layer coupled to the first exterior layer. The first interior layer includes a first interior width that is wider than the first exterior width of the first exterior layer. The stepped-width, co-spiral inductor structure further includes a second exterior layer coupled to the first interior layer. The second exterior layer includes a second exterior width that is narrower than the first interior width of the first interior layer.
    Type: Grant
    Filed: October 7, 2016
    Date of Patent: April 16, 2019
    Assignee: QUALCOMM Incorporated
    Inventors: Daeik Daniel Kim, Babak Nejati, Husnu Ahmet Masaracioglu
  • Patent number: 10256520
    Abstract: Conduit structures for redirecting extremely high frequency (EHF) signals are disclosed herein. The conduit structures discussed herein are designed to re-direct EHF or RF signal energy from a first signal path to a second signal path. The conduit structures according to embodiments discussed herein can re-direct the RF signal energy while simultaneously adhering to specified signaling characteristic of the RF signal and minimizing stray RF signal radiation within a device to support device-to-device contactless communications.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: April 9, 2019
    Assignee: KEYSSA SYSTEMS, INC.
    Inventors: Alan Besel, Eric Sweetman, Bojana Zivanovic