Patents by Inventor Hyoung-Seok Yang

Hyoung-Seok Yang 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).

  • Patent number: 12034220
    Abstract: Provided is an antenna device capable of ensuring an installation space for components related to an antenna and eliminating a dead zone of a signal transmitted or received by the antenna by tilting an antenna unit.
    Type: Grant
    Filed: August 5, 2022
    Date of Patent: July 9, 2024
    Assignee: KMW INC.
    Inventors: In Ho Kim, Seong Man Kang, Hyoung Seok Yang, Yong Hee Han, Young Ji Hong, Dae Myung Park
  • Publication number: 20240222851
    Abstract: The present disclosure relates to an antenna apparatus for a base station and an adapter thereof and particularly comprises: an antenna module vertically installed to be spaced forward from a support pole by a predetermined distance so as to have a distancing space therebetween; an RRH installed on the antenna module to be positioned in the distancing space, wherein one of the upper end and the lower end thereof is hinge-coupled to the antenna module and the other of the upper end and the lower end thereof is attached to or detached from a part of the antenna module to enable electrical signal connection or disconnection while being rotated around the hinge; and an adapter for mediating the electrical signal connection and disconnection between the antenna module and the RRH. Therefore, the present disclosure provides advantages of reducing installation time and installation costs.
    Type: Application
    Filed: March 13, 2024
    Publication date: July 4, 2024
    Applicant: KMW INC.
    Inventors: Seong Man Kang, Dae Myung Park, Hyoung Seok Yang, In Ho Kim, Kwang Seok Choi
  • Publication number: 20240145913
    Abstract: The present disclosure relates to a phase shifter and a communication device including the same, and particularly, to a phase shifter including a base panel; a fixed substrate which is laminated and fixed on one side or another side on the base panel and has a plurality of circuit patterns printed on the top surface thereof; and a phase shift switching part provided with a plurality of movable substrates including movable strip terminal which are in contact with the plurality of circuit patterns of the fixed substrate, wherein the phase shift switching part is configured to reciprocate the plurality of movable substrates within a predetermined distance in a horizontal direction on the base panel to change the positions of contact points of the movable substrates with respect to the circuit patterns, wherein the phase shift switching part moves the plurality of movable substrates while elastically supporting the plurality of movable substrates toward the circuit patterns, thereby providing an advantage of maxi
    Type: Application
    Filed: January 7, 2024
    Publication date: May 2, 2024
    Applicant: KMW INC.
    Inventors: Sung Hwan SO, Oh Seog CHOI, Seong Man KANG, Hyoung Seok YANG, Yong Won SEO, Cha Gun GANG
  • Patent number: 11962073
    Abstract: The present disclosure relates to an antenna apparatus for a base station and an adapter thereof and particularly comprises: an antenna module vertically installed to be spaced forward from a support pole by a predetermined distance so as to have a distancing space therebetween; an RRH installed on the antenna module to be positioned in the distancing space, wherein one of the upper end and the lower end thereof is hinge-coupled to the antenna module and the other of the upper end and the lower end thereof is attached to or detached from a part of the antenna module to enable electrical signal connection or disconnection while being rotated around the hinge; and an adapter for mediating the electrical signal connection and disconnection between the antenna module and the RRH. Therefore, the present disclosure provides advantages of reducing installation time and installation costs.
    Type: Grant
    Filed: January 27, 2021
    Date of Patent: April 16, 2024
    Assignee: KMW INC.
    Inventors: Seong Man Kang, Dae Myung Park, Hyoung Seok Yang, In Ho Kim, Kwang Seok Choi
  • Publication number: 20240014573
    Abstract: A quad-polarized antenna system according to the present invention comprises a plurality of RF chains, and an antenna array in which rows of first dual-polarized antenna units and rows of second dual-polarized antenna units are alternately arranged in a horizontal direction. The first dual-polarized antenna unit and the second dual-polarized antenna unit have different dual polarization characteristics from each other. The rows of first dual-polarized antenna units are used to form at least one first beam and at least one second beam which have +/?45° polarizations, and the rows of second dual-polarized antenna units are used to form at least one third beam and at least one fourth beam which have 0°/90° polarizations. The first beam, the second beam, the third beam, and the fourth beam are formed towards different spatial directions, and the first and third beams correspond to main lobes, and the second and fourth beams correspond to grating lobes.
    Type: Application
    Filed: September 25, 2023
    Publication date: January 11, 2024
    Applicant: KMW INC.
    Inventors: Duk Yong KIM, Sung Hwan SO, Oh Seog CHOI, Seong Man KANG, Hyoung Seok YANG, Yong Won SEO, Myung Hwa KIM, Yeong Min LEE, Kyo Sung JI, Chi Back RYU
  • Publication number: 20230299503
    Abstract: An antenna device is provided. The antenna device includes a base; an antenna group including a plurality of radiating elements disposed on the base along a first direction; and a feed line configured to feed power to the plurality of radiating elements, the feed line having an air-strip structure, wherein the feed line includes: a plurality of connection line regions configured such that one end is connected to each radiating element of the plurality of radiating elements, and a main line region bent at a predetermined angle at the other end of the connection line region and formed along the first direction from a side surface of the antenna group.
    Type: Application
    Filed: May 24, 2023
    Publication date: September 21, 2023
    Applicant: KMW INC.
    Inventors: Young Chan MOON, Sung Hwan SO, Oh Seog CHOI, Seong Man KANG, Hyoung Seok YANG, Yong Won SEO, Myung Hwa KIM
  • Publication number: 20230187807
    Abstract: The present invention relates to an antenna device, comprising: a front housing including antenna arrangement units in which at least one radiation element is disposed on the front sides thereof, and heat dissipation units formed between adjacent antenna arrangement units and being exposed to outside air to transfer heat generated from the rear side to the front; and a rear housing coupled to the front housing and provided with a filter for filtering RF signals and a main board on which an RF element is mounted, wherein the heat generated from the filter is transferred to the front of the front housing through the contact with the back surface of the front housing by using the filter as a heat transfer medium.
    Type: Application
    Filed: February 10, 2023
    Publication date: June 15, 2023
    Applicant: KMW INC.
    Inventors: Duk Yong KIM, Kyo Sung JI, Chi Back RYU, Seong Man KANG, Oh Seog CHOI, Yong Won SEO, Hyoung Seok YANG
  • Publication number: 20220384946
    Abstract: Provided is an antenna device capable of ensuring an installation space for components related to an antenna and eliminating a dead zone of a signal transmitted or received by the antenna by tilting an antenna unit.
    Type: Application
    Filed: August 5, 2022
    Publication date: December 1, 2022
    Applicant: KMW INC.
    Inventors: In Ho KIM, Seong Man KANG, Hyoung Seok YANG, Yong Hee HAN, Young Ji HONG, Dae Myung PARK
  • Publication number: 20220344798
    Abstract: A base station antenna device includes an antenna module having a separation space spaced a predetermined distance forward from a support pole, a remote radio head (RRH) provided on the rear surface of the antenna module such that the RRH is slidably assembled in a detachable manner in a horizontal direction from a lateral side of the separation space, and an adapter having a push block provided on a lower end portion of the RRH so as to mediate the electrical signal connection and disconnection between the antenna module and the RRH by means of a pushing operation in the longitudinal direction.
    Type: Application
    Filed: July 8, 2022
    Publication date: October 27, 2022
    Applicant: KMW INC.
    Inventors: Dae Myung PARK, In Ho KIM, Hyoung Seok YANG, Seong Man KANG
  • Publication number: 20220328949
    Abstract: The present invention relates to a clamping device for a base station antenna and, more particularly, to a clamping device for a base station antenna, comprising: a guide arm unit which is arranged to extend horizontally to a side, so as to be perpendicular to a support pole arranged vertically; and a tilting unit which is arranged in the guide arm unit and adjusts the tilting angle with respect to the support pole by moving, based on a lower end portion of an antenna module having a fixed hinge position, an upper end portion of the antenna module in the horizontal direction in the guide arm unit. Thus, an advantage of improving the convenience of installation work and reliability of a product can be provided.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 13, 2022
    Applicant: KMW INC.
    Inventors: Yong Hee HAN, In Ho KIM, Hyoung Seok YANG, Seong Man KANG, Dae Myung PARK
  • Patent number: 11437713
    Abstract: An antenna assembly including an antenna reflector steering mechanism is disclosed. A reflector steering structure for adjusting the horizontal azimuth of a reflector includes a drive motor disposed on the rear surface of the reflector, a planet gear rotated by the drive motor, and a sectorial rack gear engaged with the planet gear and fixed to a support shaft, thereby achieving a compact design of an entire antenna structure. Further, by applying a structure with enhanced electrical insulation to rolling and slide contact portions of the drive unit and a portion undergoing change in contact pressure, radio performance of the antenna system may be prevented from changing according to steering of the reflector.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: September 6, 2022
    Assignee: KMW INC.
    Inventors: In-ho Kim, Hyoung-seok Yang, Seong-man Kang
  • Publication number: 20220140466
    Abstract: A clamping apparatus for an antenna includes: an arm unit coupled to a support pole and extending in one horizontal direction from the support pole by a predetermined distance; a common coupling unit detachably mounted to a front end of the arm unit by insertion and detachment operations of a coupling shaft elongated vertically, the common coupling unit being selectively rotatable from side to side about the coupling shaft; a rotation unit having a front end detachably mounted to a front end of the coupling unit by insertion and detachment operations of a rotary shaft elongated vertically, the rotation unit being rotatable from side to side by a predetermined angle about the rotary shaft; and a tilting unit coupled to the front end of the rotation unit to be tiltable vertically, an antenna device being coupled to the tilting unit.
    Type: Application
    Filed: January 15, 2022
    Publication date: May 5, 2022
    Applicant: KMW INC.
    Inventors: In Ho KIM, Seong Man KANG, Yong Hee HAN, Hyoung Seok YANG
  • Patent number: 11322836
    Abstract: The present disclosure provides a shield wall for shielding multiple individual antenna modules of a massive MIMO antenna from each other. A shield wall according to at least one embodiment of the present disclosure is formed by a plurality of staple-shaped unit partitions arrayed longitudinally of the shield wall, wherein the unit partitions are designed to have optimal widths and heights according to the frequency band in use, and are arranged at a predetermined interval or less with reference to the frequency band in use, thereby providing an antenna structure which satisfies both the X-POL isolation and CO-POL isolation characteristics and can be easily fabricated in a compact, lightweight design.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: May 3, 2022
    Assignee: KMW INC.
    Inventors: Inho Kim, Oh-seog Choi, Hyoung-seok Yang, Jeong Uk Park, Jin Suk Seo
  • Publication number: 20220123455
    Abstract: The present invention relates to a clamping apparatus for an antenna and, particularly, to a clamping apparatus for an antenna, comprising: an arm unit which is coupled to a support pole vertically provided in the up-and-down direction and extends in the horizontal direction with respect to the support pole; a clamping unit having one end provided with an antenna device and the other end coupled to the distal end of the arm unit, wherein the clamping unit is provided to be rotatable leftward and rightward or to be tiltable upward and downward, so as to rotate the antenna device; and a rotation-auxiliary mounting unit coupled onto the support pole corresponding to the lower part of the arm unit, wherein when a rotation angle of the arm unit is changed, the rotation-auxiliary mounting unit rotatably supports the arm unit in the rotation direction of the arm unit while supporting the weights of the arm unit and the antenna device.
    Type: Application
    Filed: December 30, 2021
    Publication date: April 21, 2022
    Applicant: KMW INC.
    Inventors: Seong Man KANG, Hyoung Seok YANG, In Ho KIM, Dae Myung PARK, Su Yong LEE
  • Patent number: 11289805
    Abstract: The preset invention relates to a dual polarized antenna and an antenna array and, more particularly, to a dual polarized antenna comprising: a top portion having a radiation patch; a bottom portion forming a probe; and side portions formed along the outer peripheral edge of the top portion so as to have a predetermined height, wherein the side portions include a cup-shaped aluminum structure, and the top portion, the bottom portion, and the side portions are formed in an integrated form.
    Type: Grant
    Filed: November 10, 2020
    Date of Patent: March 29, 2022
    Assignee: KMW INC.
    Inventors: Yong Won Seo, In Ho Kim, Hyoung Seok Yang, Oh Seog Choi
  • Publication number: 20220037758
    Abstract: Disclosed is an antenna clamping device, which includes: an arm unit which is coupled to a support pole and is partly provided to be movable in a horizontal direction; a coupling unit that is detachably mounted on a part of a tip of the arm unit; a rotation unit whose tip portion is coupled to the coupling unit so as to be ratable at a predetermined angle in a left-right direction; and a tilting unit that is coupled. to a tip portion of the rotation unit so as to be tiltable in a top-down direction and mediates coupling of an antenna device, wherein an angular motion adjuster is provided on at least any one of the rotation unit and the tilting unit so as to adjust a rotating angle, thereby removing spatial limitations on a plurality of antenna devices with respect to the support pole and improving workability.
    Type: Application
    Filed: October 17, 2021
    Publication date: February 3, 2022
    Applicant: KMW INC.
    Inventors: In Ho KIM, Jin Soo YEO, Seong Man KANG, Yong Hee HAN, Hyoung Seok YANG
  • Patent number: 11128026
    Abstract: Provided, as a multi-divisional antenna, in the present disclosure, is a canister antenna having a plurality of divided antennas arranged so as to have an integrated appearance. The antennas are fixed to an adapter with strong tension by using a connection member such as a wire. The multi-divisional antenna according to the present disclosure is solid, low cost, and convenient with respect to manufacturing, installation, and maintenance.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: September 21, 2021
    Assignee: KMW INC.
    Inventors: Seong-man Kang, Inho Kim, Hyoung-seok Yang
  • Publication number: 20210151865
    Abstract: The present disclosure relates to an antenna apparatus for a base station and an adapter thereof and particularly comprises: an antenna module vertically installed to be spaced forward from a support pole by a predetermined distance so as to have a distancing space therebetween; an RRH installed on the antenna module to be positioned in the distancing space, wherein one of the upper end and the lower end thereof is hinge-coupled to the antenna module and the other of the upper end and the lower end thereof is attached to or detached from a part of the antenna module to enable electrical signal connection or disconnection while being rotated around the hinge; and an adapter for mediating the electrical signal connection and disconnection between the antenna module and the RRH. Therefore, the present disclosure provides advantages of reducing installation time and installation costs.
    Type: Application
    Filed: January 27, 2021
    Publication date: May 20, 2021
    Applicant: KMW INC.
    Inventors: Seong Man Kang, Dae Myung Park, Hyoung Seok Yang, In Ho Kim, Kwang Seok Choi
  • Publication number: 20210126358
    Abstract: The preset invention relates to a dual polarized antenna and an antenna array and, more particularly, to a dual polarized antenna comprising: a top portion having a radiation patch; a bottom portion forming a probe; and side portions formed along the outer peripheral edge of the top portion so as to have a predetermined height, wherein the side portions include a cup-shaped aluminum structure, and the top portion, the bottom portion, and the side portions are formed in an integrated form.
    Type: Application
    Filed: November 10, 2020
    Publication date: April 29, 2021
    Applicant: KMW INC.
    Inventors: Yong Won SEO, In Ho KIM, Hyoung-Seok YANG, Oh Seog CHOI
  • Patent number: D983774
    Type: Grant
    Filed: May 20, 2020
    Date of Patent: April 18, 2023
    Assignee: KMW INC.
    Inventors: In Ho Kim, Hyoung Seok Yang, Jin Soo Yeo, Yong Hee Han, Seong Man Kang