Patents Examined by Collin Dawkins
  • Patent number: 10056694
    Abstract: A broadband blade monopole antenna is disclosed. The broadband blade monopole antenna includes a body portion that is substantially flat to define a two-dimensional plane that the body portion extends along. The body portion defines an outer perimeter having four sides. The four sides are grouped into two pairs of equal-length sides positioned directly adjacent to each other. The broadband blade monopole antenna provides at least about 100% impedance bandwidth.
    Type: Grant
    Filed: September 4, 2015
    Date of Patent: August 21, 2018
    Assignee: The Boeing Company
    Inventors: Joseph A. Doyle, James M. Bornholdt, Alexander T. Bradshaw
  • Patent number: 10044112
    Abstract: Disclosed are a variable antenna and an apparatus for detecting a radio signal. The variable antenna includes: a first receiving unit including at least one liquid metal antenna element; a second receiving unit including at least one liquid metal antenna element having a length different from a length of the first receiving unit; and a gain control unit configured to electrically adjust lengths of the liquid metal antenna elements for one of the first receiving unit and the second receiving unit according to the frequency of a received signal, wherein each antenna array realized by the liquid metal antenna elements of the first receiving unit and the second receiving unit is arranged in a single bay.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: August 7, 2018
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INTITUTE
    Inventors: Gwang Moon Park, Haeng Sook Ro, Sang In Cho, Yong Seok Choi
  • Patent number: 10033115
    Abstract: An active antenna (100, 200, 300) comprising a driving loop with first (103) and second (105) sections, each of which extends between end points. Each end point of each section (103, 105) is connected to the closest end point of the other section by a reflection amplifier (101, 106). One reflection amplifier (106) comprises differential ports for signals to/from the active antenna. The active antenna also comprises a passive loop with first (107) and second (108) sections, each of which extends between end points. Each end point of each section (107, 108) is connected to the closest end point of the other section by a reflection amplifier (102, 104). The driving loop and the passive loop extend in parallel to each other and the first and the second section (103, 105; 107, 108) of each of the loops form separated complementary parts of a closed geometrical shape and are built in open waveguide technology.
    Type: Grant
    Filed: March 21, 2013
    Date of Patent: July 24, 2018
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Mingquan Bao, Yinggang Li, Bing Zhang
  • Patent number: 10033075
    Abstract: [Problem] To provide a cross coupled band-pass filter that reduces a loss of a signal due to a dielectric loss and enables a resonance frequency to be easily changed. [Solution] A cross coupled band-pass filter of the present invention includes an input waveguide, an output waveguide, and three or more stages of resonators that connect the waveguides together, in which the three or more stages of resonators is formed using a filter element, one or multiple pairs of resonators of the three or more stages of resonators adjoin via a shared tube wall and include an opening in the shared tube wall, an antenna that connects the one or multiple pairs of resonators together in the opening, and one or more stages of unconnected resonators between the one or multiple pairs of resonators in a waveguide path of electromagnetic waves.
    Type: Grant
    Filed: February 27, 2014
    Date of Patent: July 24, 2018
    Assignee: NEC Corporation
    Inventors: Norihisa Shiroyama, Sumio Ueda, Kiyotake Sasaki
  • Patent number: 10033088
    Abstract: The present document discloses an antenna unit and a terminal. The antenna unit disclosed by the present document includes an antenna circuit board, at least two neighboring antennas and an electromagnetic coupling module used for isolating coupling signal transmission between two neighboring antennas, wherein the electromagnetic coupling module is connected in series between the two neighboring antennas. The present document uses the electromagnetic coupling module to isolate signal transmission between the two neighboring antennas, i.e., electric signals in the two antennas are unable to be transmitted to opposite end, thereby reducing signal coupling between the neighboring antennas and improving the isolation between the two neighboring antennas.
    Type: Grant
    Filed: May 26, 2014
    Date of Patent: July 24, 2018
    Assignee: Xi'An Zhongxing New Software Co., Ltd.
    Inventors: Lu Zhang, Wei Li
  • Patent number: 10020582
    Abstract: To ensure a sufficient communication distance and to concurrently suppress a conductor loss, a coil antenna includes a magnetic core including a first peripheral surface including at least a first principal surface, a first coil conductor located on the first principal surface and wound around a predetermined winding axis, a first base material layer stacked on the first principal surface, including at least a first surface parallel or substantially parallel to the first principal surface, and made of a material having a lower magnetic permeability than the magnetic core, and a second coil conductor located on at least the first surface. Opposite ends of the second coil conductor are coupled to the first coil conductor on the first principal surface, and a direction in which a current flows through the first coil conductor on the first principal surface is substantially the same as a direction in which a current flows through the second coil conductor on the first surface.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: July 10, 2018
    Assignee: Murata Manufacturing Co., Ltd.
    Inventors: Nobuhito Tsubaki, Takashi Noma, Noboru Kato
  • Patent number: 10020586
    Abstract: A segmented helical antenna can include: a plurality of unit arms, each unit arm having a center hole, a first end hole, and a second end hole; a central axis passing through the center hole of the plurality of unit arms; a first wire passing through the first end hole of each of the plurality of unit arms; and a second wire passing through the second end hole of each of the plurality of unit arms. Each unit arm can be configured to be rotatable such that the first wire and the second wire rotate clockwise or counterclockwise.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: July 10, 2018
    Assignee: The Florida International University Board of Trustees
    Inventors: Stavros Georgakopoulos, Shun Yao
  • Patent number: 10020592
    Abstract: There is provided an antenna that includes (a) an element that emits radiation in a direction, and (b) a structure made of an electrically conductive material. The structure includes (i) a surface situated to a side of the element that is in other than the direction, and (ii) a first wall and a second wall that are situated generally perpendicular to the surface and situated with respect to one another so as to form a trough therebetween.
    Type: Grant
    Filed: September 16, 2015
    Date of Patent: July 10, 2018
    Assignee: RF ELEMENTS S.R.O.
    Inventors: Juraj Tapti{hacek over (c)}, Martin Marcin{hacek over (c)}ák
  • Patent number: 9997840
    Abstract: A transmission type antenna includes a transmission type structure for transmitting and radiating an incident radio wave, a power feeding body for radiating the radio wave to the transmission type structure or receiving the incident radio wave, a drive shaft for moving or tilting the power feeding body, a body for providing a moving path of the power feeding body through the drive shaft, and a control unit, connected through the drive shaft to the power feeding body, for controlling the movement and tilt of the drive shaft to thereby determine the tilling direction of the power feeding body.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: June 12, 2018
    Assignee: EMW CO., LTD.
    Inventors: Won Mo Seong, Gi Ho Kim, Seung Up Seo
  • Patent number: 9991601
    Abstract: A microstrip antenna including a first substrate, a ground plane disposed on a first side of the first substrate, a first conductive layer disposed on a second side of the first substrate, wherein the first conductive layer is configured to resonate at a first frequency, a second substrate disposed on the first conductive layer, a second conductive layer disposed on a side of the second substrate, wherein the second conductive layer is configured to resonate at a second frequency, a first feed portion extending through the first substrate, and configured to provide first excitation signals to the first conductive layer, a second feed portion extending through the second substrate, wherein the second feed portion is configured to provide second excitation signals to the second conductive layer, and a conductive strip disposed in the first conductive layer and electrically connecting the first feed portion and the second feed portion.
    Type: Grant
    Filed: September 30, 2015
    Date of Patent: June 5, 2018
    Assignee: The MITRE Corporation
    Inventor: Ian T. McMichael
  • Patent number: 9985357
    Abstract: A system and apparatus is provided to reduce signal routing, area and signal loss in double-pole, double-throw (DPDT) switch implementations in wireless and millimeter-wave front ends. A staggered arrangement of receivers, transmitters and antenna ports connecting with DPDT switches reduce signal cross-over and allow for compact, low-loss multi-antenna configurations.
    Type: Grant
    Filed: December 13, 2013
    Date of Patent: May 29, 2018
    Assignee: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) PTE. LTD
    Inventors: Bevin George Perumana, Seunghwan Yoon, Bagher Afshar, Saikat Sarkar, Ehsan Adabi Firouzjaei, Michael John Inglis Boers, Jesus Alfonso Castaneda, Tirdad Sowlati
  • Patent number: 9985337
    Abstract: A mobile terminal comprises: a terminal body; and a first antenna device and a second antenna device disposed at one side of the terminal body in an adjacent manner, and formed to operate at different frequency bands, wherein the first antenna device and the second antenna device are provided with conductive members each having a slit at one side thereof, and wherein the conductive members form part of an appearance of the terminal body.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: May 29, 2018
    Assignee: LG ELECTRONICS INC.
    Inventors: Yunmo Kang, Kangjae Jung, Sungjoon Hong, Byungwoon Jung, Sungjung Rho
  • Patent number: 9985339
    Abstract: Provided is a low-profile antenna device that allows the height of an antenna to be further reduced. The low-profile antenna device comprises a base section, a helical antenna section, and a top load section. The helical antenna section is wound along an oblique axial direction starting from the base section. The conductive top load section, which is electrically connected to the tip of the helical antenna section, has a top section that is provided on the opposite side to a vehicle, to which the antenna device is fixed, and side sections that are provided on the vehicle side in oblique directions from the top section such that no part of the helical antenna section is placed between the top load section and the vehicle in the direction of a perpendicular line formed therebetween.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: May 29, 2018
    Assignee: HARADA INDUSTRY CO., LTD.
    Inventor: Yutaka Imamura
  • Patent number: 9985348
    Abstract: Disclosed herein is a controlled reception pattern antenna that prevents the degradation of anti-jamming performance in a compact array antenna by increasing the antenna gain at a low elevation angle. The proposed antenna includes a radiator for receiving a satellite signal, a ground platform in which the radiator is arranged, and a radiating slot formed in the ground platform. By simply forming a radiating slot in the ground platform, antenna gain may be increased at a low elevation angle. Therefore, it is possible to maintain anti-jamming performance and to reduce the size of the array antenna.
    Type: Grant
    Filed: August 22, 2015
    Date of Patent: May 29, 2018
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dae Heon Lee, Woong Hee Kim, Dong Hoon Shin, Jinchun Wang, Inho Hwang, Sangwoo Park
  • Patent number: 9979072
    Abstract: Provided is a transmitting/receiving antenna, including: an array antenna including a plurality of element antennas; and a feeding part transmitting a transmitting signal to the plurality of element antennas and receiving a signal received through the array antenna, in which the plurality of element antennas each include a radiation patch and a transmitting port and a receiving port positioned between the feeding part and the radiation patch.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: May 22, 2018
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Won Kyu Choi, Chan-Won Park, Jae-Young Jung, Hae-Won Son
  • Patent number: 9972900
    Abstract: Provided is a distributor capable of reducing insertion loss while suppressing a ratio in power distribution among output lines from being changed. The distributor 4 is a distributor that is connected with an input line Lin and output lines Lo1 to Lo3 respectively formed on a dielectric substrate 10 as microstrip lines, and distributes to the output lines Lo1 to Lo3 high frequency power fed from a feeding point to a branching point through the input line Lin. In addition, the distributor 4 is configured to include a stub area 42 that is formed in the input line Lin, is separated from the branching point 41, and has a rectangular shape wider than line widths of a first area La and a second area Lb of the input line Lin.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: May 15, 2018
    Assignees: Fujitsu Ten Limited, Nippon Pillar Packing Co., Ltd.
    Inventors: Takeshi Okunaga, Akira Nakatsu, Eisuke Hayakawa, Hiroaki Yoshitake
  • Patent number: 9972903
    Abstract: A communication device includes an antenna unit, a switch unit, a matching unit which is connected between the antenna and switch units, a communication unit which is connected to the switch unit, and a switch control unit. When the switch unit is in a conductive state, the matching unit matches a first impedance occurring if the antenna unit is seen from the matching unit and a second impedance occurring if the switch unit is seen from the matching unit. The switch control unit controls the switch unit so that the switch unit is set to the conductive state when the communication unit communicates via the antenna unit, and so that the switch unit is set to an interrupted state when the communication unit is to be protected from overvoltage. The switch control unit and switch unit are semiconductors formed under a first process rule and second process rule, respectively.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: May 15, 2018
    Assignee: TOKIN CORPORATION
    Inventors: Kazumasa Makita, Masaki Kurimoto, Koji Sato, Masashi Mori
  • Patent number: 9966671
    Abstract: RF circuitry, which includes a first main RF switching circuit and a second main RF switching circuit, is disclosed. The first main RF switching circuit is capable of providing an RF signal path between a first main RF port and a first selected one of a first RF antenna and a second RF antenna. The second main RF switching circuit is capable of providing an RF signal path between a second main RF port and a second selected one of the first RF antenna and the second RF antenna. The first main RF switching circuit includes a first pair of RF switches coupled in series between the first RF antenna and the first main RF port; a second pair of RF switches coupled in series between the second RF antenna and the first main RF port; a first shunt RF switch; and a second shunt RF switch.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: May 8, 2018
    Assignee: Qorvo US, Inc.
    Inventors: Ali Tombak, Marcus Granger-Jones
  • Patent number: 9966668
    Abstract: A semiconductor antenna includes an antenna region. The antenna region includes semiconductor nano-antennas. The semiconductor nano-antennas are formed of a semiconductor material have a doping concentration such that the real part of the permittivity of the semiconductor material is negative over at least a portion of radio frequencies from 1 MHz to 300 GHz.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: May 8, 2018
    Assignee: ROCKWELL COLLINS, INC.
    Inventor: Robert G. Brown
  • Patent number: 9960485
    Abstract: An antenna device comprises a first dielectric substrate; first and second antenna elements arranged on a first surface of the first dielectric substrate; a ground conductor arranged on a second surface of the first dielectric substrate; and an EBG structure arranged between the first and second antenna elements. The EBG structure comprises first patch conductors that are each arranged in contact with the first surface of the first dielectric substrate and are each electromagnetically coupled with the ground conductor; second patch conductors that are each arranged in a prescribed distance from the first surface of the first dielectric substrate in a direction opposite to the second surface, and are each electromagnetically coupled with corresponding one of the first patch conductors; and first connection conductors that electrically connect the first patch conductors with the second patch conductors.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: May 1, 2018
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Hiroyoshi Tagi, Hideki Iwaki