Patents by Inventor Ning Guan

Ning Guan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210155761
    Abstract: An organogel composition and methods for preparing the organogel composition and preparing a surface with the organogel composition are disclosed. The organogel composition can include one or more organic solvents, one or more acrylates, and one or more functional additives. The method for preparing the organogel composition can include contacting the one or more organic solvents, the one or more acrylates, and the one or more functional additives with one another to prepare the organogel composition, and homogenizing the organogel composition to modify a shear viscosity of the organogel composition.
    Type: Application
    Filed: February 2, 2021
    Publication date: May 27, 2021
    Applicant: The Boeing Company
    Inventors: Ashley M. Dustin, Andrew P. Nowak, Xin Ning Guan, Carissa A. Pajel, Darrin M. Hansen, Melinda D. Miller, Jesse R. Wiseman
  • Patent number: 11011814
    Abstract: A transmission line includes a post-wall waveguide which includes a dielectric substrate on which a pair of post-walls is formed and a first conductor layer and a second conductor layer opposed to each other with the dielectric substrate interposed therebetween and in which a region surrounded by the pair of post-walls, the first conductor layer, and the second conductor layer is a waveguide region, a waveguide tube having a hollow rectangular shape, being connected with the first conductor layer so as to cover an opening portion formed in a side wall, and in which an inside communicates with the waveguide region through an opening formed in the first conductor layer, and a wire member which is arranged such that through the opening, a first end is located inside the dielectric substrate and a second end is located in the waveguide tube.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: May 18, 2021
    Assignee: FUJIKURA LTD.
    Inventors: Yusuke Uemichi, Ning Guan
  • Patent number: 10978801
    Abstract: Provided is a phased array antenna which can be used in the millimeter wave band and whose cost is lower than that of a conventional phased array antenna. The phased array antenna (1) includes: an optical modulator (OM) configured to generate a signal light beam SL by carrying out intensity modulation on a carrier light beam CL by use of a sum signal VIF+LO(t), the sum signal VIF+LO(t) being obtained by adding an intermediate frequency signal VIF(t) and a local signal VLO(t); and a time delay device (TD) configured to generate delayed signal light beams SL?1, SL?2, . . . and SL?n by imparting time delays ?t1, ?t2, . . . and ?tn to the signal light beam SL. Each feeding circuit (Fi) generates, from a corresponding delayed signal light beam SL?i, a delayed radio frequency signal VRF(t??ti) to be supplied to an antenna element (Ai).
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: April 13, 2021
    Assignee: FUJIKURA LTD.
    Inventors: Yuta Hasegawa, Ning Guan
  • Publication number: 20210075113
    Abstract: To improve a gain of an antenna. An antenna 1 includes a dielectric layer 6, a conductive ground layer 7 bonded to the layer 6 and including active slots 7c-7f aligned at regular intervals, aligned active elements 9c-9f formed facing the active slots 7c-7f, respectively, first passive elements 9b, 9a aligned with and extending from one end of a row of the active elements 9c-9f, second passive elements 9g, 9h aligned with and extending from the other end of the row, a feed line 4a formed on a side opposite to the layer 7 with respect to the layer 6, to be electromagnetically coupled to the active elements 9c-9f via the active slots 7c-7f. The second passive elements 9g, 9h are arranged in line symmetry with the first passive elements 9b, 9a with respect to a line 9z passing through the center of the row and perpendicular to the row.
    Type: Application
    Filed: March 25, 2019
    Publication date: March 11, 2021
    Applicant: FUJIKURA LTD.
    Inventors: Kaushal Shailendra, Ning Guan
  • Publication number: 20210075112
    Abstract: A dielectric loss when a signal wave is transmitted between a feed line and an antenna element via a slot is reduced. An antenna 21 includes: a dielectric substrate 28 including a recess 28b; a conductive ground layer 27 that is bonded to the dielectric substrate 28 to cover the recess 28b, and includes slots 27a-27d arranged on an inner side relative to the recess 28b; a dielectric layer 26 bonded to the conductive ground layer 27 on a side opposite to the dielectric substrate 28 relative to the conductive ground layer 27; antenna elements 29a-29d formed on a bottom 28d of the recess 28b at positions facing the slots 27a-27d; and a feed line 24a that is formed on a side opposite to the conductive ground layer 27 relative to the dielectric layer 26, and is to be electromagnetically coupled to the antenna elements 29a-29d via the slots 27a-27d.
    Type: Application
    Filed: March 25, 2019
    Publication date: March 11, 2021
    Applicant: FUJIKURA LTD.
    Inventors: Kaushal Shailendra, Ning Guan
  • Patent number: 10941256
    Abstract: An organogel composition and methods for preparing the organogel composition and preparing a surface with the organogel composition are disclosed. The organogel composition can include one or more organic solvents, one or more acrylates, and one or more functional additives. The method for preparing the organogel composition can include contacting the one or more organic solvents, the one or more acrylates, and the one or more functional additives with one another to prepare the organogel composition, and homogenizing the organogel composition to modify a shear viscosity of the organogel composition.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: March 9, 2021
    Assignee: The Boeing Company
    Inventors: Ashley M. Dustin, Andrew P. Nowak, Xin Ning Guan, Carissa A. Pajel, Darrin M. Hansen, Melinda D. Miller, Jesse R. Wiseman
  • Publication number: 20210066796
    Abstract: To widen a range of an angle in which the directivity of an antenna is controllable to be high. An antenna includes a sheet-shaped laminated body that includes a conductive pattern layer, a first dielectric layer, a conductive ground layer, and an antenna pattern layer, the antenna pattern layer including element rows arranged in parallel, the element rows each including even-numbered radiation elements that are connected in series and linearly aligned at an interval in a direction orthogonal to a parallel alignment direction of the element rows, the conductive pattern layer including feed lines for feeding power to the center of each or the element rows, the element rows being divided into groups using a bending line as a boundary, by bending the laminated body along the bending line.
    Type: Application
    Filed: March 25, 2019
    Publication date: March 4, 2021
    Applicant: Fujikura Ltd.
    Inventors: Kaushal Shailendra, Ning Guan
  • Publication number: 20210017342
    Abstract: An organogel composition and methods for preparing the organogel composition and preparing a surface with the organogel composition are disclosed. The organogel composition can include one or more organic solvents, one or more acrylates, and one or more functional additives. The method for preparing the organogel composition can include contacting the one or more organic solvents, the one or more acrylates, and the one or more functional additives with one another to prepare the organogel composition, and homogenizing the organogel composition to modify a shear viscosity of the organogel composition.
    Type: Application
    Filed: July 16, 2019
    Publication date: January 21, 2021
    Applicant: The Boeing Company
    Inventors: Ashley M. Dustin, Andrew P. Nowak, Xin Ning Guan, Carissa A. Pajel, Darrin M. Hansen, Melinda D. Miller, Jesse R. Wiseman
  • Patent number: 10862208
    Abstract: Provided is a phased array antenna in which a delay time of a radio frequency signal supplied to each antenna element is not dependent on frequency. Each feeding circuit (Fi) of the phased array antenna (1) includes: a time delay element (TDi) configured to impart a time delay ?ti to a sum signal VIF+LO(t) which is obtained by adding an intermediate frequency signal VIF(t) and a local signal VLO(t); a demultiplexer (DPi) configured to demultiplex a resulting delayed sum signal VIF+LO(t??ti) so as to provide a delayed intermediate frequency signal VIF(t??ti) and a delayed local signal VLO(t??ti); and a transmission mixer (TMXi) configured to multiply the delayed intermediate frequency signal VIF(t??ti) by the delayed local signal VLO(t??ti) so as to provide a delayed radio frequency signal VRF(t??ti), each feeding circuit Fi being configured to supply the delayed radio frequency signal VRF(t??ti) to a corresponding antenna element (Ai).
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: December 8, 2020
    Assignee: FUJIKURA LTD.
    Inventors: Yuta Hasegawa, Ning Guan
  • Publication number: 20200335860
    Abstract: To stabilize radiation characteristics of a radiation element by reducing bending deformation of the radiation element and widen a band of an antenna. An antenna includes: a first flexible dielectric layer; a conductive pattern layer formed on a surface of the first dielectric layer; a second flexible dielectric layer joined to the first dielectric layer on a side opposite to the conductive pattern layer with respect to the first dielectric layer; a conductive ground layer formed between the first dielectric layer and the second dielectric layer; a rigid dielectric substrate joined to the second dielectric layer on a side opposite to the conductive ground layer with respect to the second dielectric layer; and an antenna pattern layer formed between the second dielectric layer and the dielectric substrate and including one or more radiation elements, the conductive pattern layer including a feed line for supplying electric power to the radiation elements.
    Type: Application
    Filed: October 5, 2018
    Publication date: October 22, 2020
    Applicant: FUJIKURA LTD.
    Inventors: Yuta Hasegawa, Ning Guan
  • Publication number: 20200266543
    Abstract: An antenna device includes line-shaped feeding conductors arranged so as to face each patch antenna array and performing electromagnetic coupling feeding on each of the patch antennas, from a wiring-side feeding portions formed at a position intersecting a slot when viewed from the normal direction of a first surface. The patch antennas include an electrode which is arranged so as to face the wiring-side feeding portion, between two radiation elements arranged apart in the first direction, and is electromagnetically coupled from the wiring-side feeding portion. The electrode and each of the two radiation elements are electrically coupled in the first direction.
    Type: Application
    Filed: September 13, 2018
    Publication date: August 20, 2020
    Applicant: Fujikura Ltd.
    Inventors: Shailendra Kaushal, Ning Guan
  • Publication number: 20200259255
    Abstract: Provided is a phased array antenna which can be used in the millimeter wave band and whose cost is lower than that of a conventional phased array antenna. The phased array antenna (1) includes: an optical modulator (OM) configured to generate a signal light beam SL by carrying out intensity modulation on a carrier light beam CL by use of a sum signal VIF+LO(t), the sum signal VIF+LO(t) being obtained by adding an intermediate frequency signal VIF(t) and a local signal VLO(t); and a time delay device (TD) configured to generate delayed signal light beams SL?1, SL?2, . . . and SL?n by imparting time delays ?t1, ?t2, . . . and ?tn to the signal light beam SL. Each feeding circuit (Fi) generates, from a corresponding delayed signal light beam SL?i, a delayed radio frequency signal VRF(t??ti) to be supplied to an antenna element (Ai).
    Type: Application
    Filed: September 13, 2016
    Publication date: August 13, 2020
    Applicant: FUJIKURA LTD.
    Inventors: Yuta Hasegawa, Ning Guan
  • Patent number: 10720691
    Abstract: Provided is an antenna device which is less prone to deterioration in radiation characteristics and which can be mounted in a small space. A second antenna element (13) includes a first portion (13a) and a second portion (13b). A first antenna element (12) is disposed on a first plane (P1), the first portion (13a) is disposed on a second plane (P2), and the second portion (13b) is disposed on a third plane (P3). When viewed in a direction orthogonal to the first plane (P1), the second portion (13b) does not overlap the first antenna element (12) except at an end region (13c).
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: July 21, 2020
    Assignee: FUJIKURA LTD.
    Inventors: Hiroiku Tayama, Ning Guan
  • Publication number: 20200212595
    Abstract: Patch antennas include four radiation elements arrayed in a rectangular lattice pattern at four positions around a feeding point in the electrode, and wiring which electrically couples each of the radiation elements and the feeding point with an equal wiring length, and is fed by a line-shaped feeding conductor arranged at a position intersecting slots formed at a ground conductor plate, where the feeding conductor has a repetitive branch pattern in which multiple pieces of line-shaped wiring are connected in T-shapes being perpendicular to each other at a total of 2N?1 branch points from a base end to each of the tips, and each of the tips is bent in a same direction in the second direction from a terminal end of the line-shaped wiring to which the tip is connected.
    Type: Application
    Filed: September 12, 2018
    Publication date: July 2, 2020
    Applicant: Fujikura Ltd.
    Inventors: Shailendra Kaushal, Ning Guan
  • Patent number: 10686515
    Abstract: A wireless communication system includes a plurality of wireless stations. Each of at least two of the plurality of wireless stations includes, a first antenna transmitting a radio wave in a first frequency band, a second antenna transmitting a radio wave in a second frequency band lower in frequency than the first frequency band, a first transceiver transmitting and receiving a main signal in the first frequency band, and a second transceiver transmitting and receiving a control signal in the second frequency band. At least one of the at least two wireless stations includes, a variable beam antenna making a beam direction variable as the first antenna, a wide angle antenna having a radiation range equal to or wider than a variable range of the beam direction as the second antenna, and a controller controlling the beam direction of the variable beam antenna according to the control signal.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: June 16, 2020
    Assignee: FUJIKURA LTD.
    Inventors: Kiyoshi Kobayashi, Ning Guan
  • Publication number: 20200083611
    Abstract: The present invention provides an antenna device that has a radiation pattern whose peak direction is independent of a frequency of an electromagnetic wave emitted. The antenna device includes: a ground layer (11) made of an electric conductor; a plurality of array antennas (22) provided in a layer above the ground layer (11); and a Rotman lens (32) provided in a layer below the ground layer (11). Each array antenna (22i) includes: a power feed line (23Li) at a center of which a feedpoint (23Pi) is located; and a plurality of antenna elements (241i through 248i and 251i through 258i) connected to the power feed line (23Li), and has a point symmetric shape with respect to the feedpoint (23Pi) as a center of symmetry. Each feedpoint (23Pi) is coupled to any one output port (322i) of the Rotman lens (32) via a slot (111i) provided in the ground layer (11).
    Type: Application
    Filed: November 9, 2017
    Publication date: March 12, 2020
    Applicant: FUJIKURA LTD.
    Inventors: Yuta Hasegawa, Ning Guan
  • Publication number: 20200059291
    Abstract: A wireless communication system includes a plurality of wireless stations. Each of at least two of the plurality of wireless stations includes, a first antenna transmitting a radio wave in a first frequency band, a second antenna transmitting a radio wave in a second frequency band lower in frequency than the first frequency band, a first transceiver transmitting and receiving a main signal in the first frequency band, and a second transceiver transmitting and receiving a control signal in the second frequency band. At least one of the at least two wireless stations includes, a variable beam antenna making a beam direction variable as the first antenna, a wide angle antenna having a radiation range equal to or wider than a variable range of the beam direction as the second antenna, and a controller controlling the beam direction of the variable beam antenna according to the control signal.
    Type: Application
    Filed: December 18, 2017
    Publication date: February 20, 2020
    Applicant: Fujikura Ltd.
    Inventors: Kiyoshi Kobayashi, Ning Guan
  • Publication number: 20190207284
    Abstract: A transmission line includes a post-wall waveguide which includes a dielectric substrate on which a pair of post-walls is formed and a first conductor layer and a second conductor layer opposed to each other with the dielectric substrate interposed therebetween and in which a region surrounded by the pair of post-walls, the first conductor layer, and the second conductor layer is a waveguide region, a waveguide tube having a hollow rectangular shape, being connected with the first conductor layer so as to cover an opening portion formed in a side wall, and in which an inside communicates with the waveguide region through an opening formed in the first conductor layer, and a wire member which is arranged such that through the opening, a first end is located inside the dielectric substrate and a second end is located in the waveguide tube.
    Type: Application
    Filed: August 8, 2017
    Publication date: July 4, 2019
    Applicant: Fujikura Ltd.
    Inventors: Yusuke Uemichi, Ning Guan
  • Publication number: 20190051968
    Abstract: Provided is an antenna device which is less prone to deterioration in radiation characteristics and which can be mounted in a small space. A second antenna element (13) includes a first portion (13a) and a second portion (13b). A first antenna element (12) is disposed on a first plane (P1), the first portion (13a) is disposed on a second plane (P2), and the second portion (13b) is disposed on a third plane (P3). When viewed in a direction orthogonal to the first plane (P1), the second portion (13b) does not overlap the first antenna element (12) except at an end region (13c).
    Type: Application
    Filed: February 21, 2017
    Publication date: February 14, 2019
    Applicant: FUJIKURA LTD.
    Inventors: Hiroiku Tayama, Ning Guan
  • Patent number: 10186763
    Abstract: In an on-vehicle antenna device (1), an on-vehicle antenna device (10) which is provided at an end part of a roof (20) includes an antenna (11) which has antenna elements (14, 15) drawn out from one feed point (13a) in a first direction and drawn out from another feed point (13b) in a second direction. The first direction is direction intersecting with a horizontal plane in accordance with the on-vehicle antenna device (10) is mounted on a vehicle body (1).
    Type: Grant
    Filed: February 4, 2016
    Date of Patent: January 22, 2019
    Assignee: FUJIKURA LTD.
    Inventors: Yoshihiro Niihara, Yuichiro Yamaguchi, Hiroshi Chiba, Ning Guan, Hiroiku Tayama