Patents by Inventor Dae-Myung Park

Dae-Myung Park 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: 11978953
    Abstract: The present disclosure in at least one embodiment provides a wireless communication device, comprising a radome comprising a first locking unit and a sealing protrusion formed along at least one side end, a lower case formed along at least one side end and including a sealing protrusion groove which is configured to receive at least part of the sealing protrusion and a second locking unit, and a fastener which is fastened to the first locking unit and the second locking unit to fix the lower case and the radome.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: May 7, 2024
    Assignee: KMW INC.
    Inventors: Yoon Yong Kim, Inho Kim, Seong-man Kang, Jin Soo Yeo, Dae-Myung Park
  • 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: 20240120650
    Abstract: The present invention relates to a clamping apparatus for an antenna device, and particularly, to a clamping apparatus including a rotation unit configured to rotate an antenna device in a horizontal direction, a tilting unit configured to rotate the antenna device in a vertical direction, and a connection arm configured to install at least one of the rotation unit and the tilting unit on a support pole so that the support pole is not positioned on a horizontal rotation path and a vertical rotation path of the antenna device, thereby reducing an installation space for an antenna device with respect to the support pole.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 11, 2024
    Applicant: KMW INC.
    Inventors: Duk Yong KIM, In Ho KIM, Dae Myung PARK, Sang Hyo KANG, Kyo Sung JI, Chi Back RYU
  • Publication number: 20240120637
    Abstract: The present invention relates to a mounting apparatus for an antenna device on a support pole. Particularly, the apparatus comprises: a support clamp installed on a support pole; and a directivity adjustment part comprising a tilting means and a steering means, the tilting means, for two or more antenna devices coupled via the support clamp so as to be spaced apart in the vertical direction, tilting the two or more antenna devices at the same time or at different times in the front/rear direction via a left/right tilting axis, and the steering means steer-rotating the two or more antenna devices in the left/right direction with respect to a vertical axis, wherein, of the directivity adjustment part, the tilting means is provided so that tilt-rotation is manually adjusted by a worker or is automatically adjusted by a power supply, and thus the advantages of not only reducing costs but also easily adjusting the directivity of the antenna devices are provided.
    Type: Application
    Filed: December 18, 2023
    Publication date: April 11, 2024
    Applicant: KMW INC.
    Inventors: Duk Yong KIM, In Ho KIM, Kyo Sung JI, Chi Back RYU, Dae Myung PARK, Min Sik PARK
  • Publication number: 20240047849
    Abstract: The present disclosure relates to a clamping apparatus for an antenna, the apparatus particularly comprising a mounting bracket portion which serves as a medium for coupling of an antenna device to a support pole elongated in a longitudinal direction and an antenna steering driving portion which is coupled to the mounting bracket portion and drives a rear surface of the antenna device to be steered and rotated with respect to the longitudinal direction of the support pole, wherein the antenna steering driving portion includes a pair of moving sticks having a front end coupled to the rear surface of the antenna device, wherein the pair of moving sticks are moved by the same distance or different distances with the support pole therebetween so that the rear surface of the antenna device makes a tilting movement or a rotational movement with respect to the longitudinal direction of the support pole, thereby allowing easy control of the directionality of the antenna device.
    Type: Application
    Filed: October 11, 2023
    Publication date: February 8, 2024
    Applicant: KMW INC.
    Inventors: In Ho KIM, Dae Myung PARK, Young Ji HONG, Hee KIM
  • Publication number: 20230246319
    Abstract: Disclosed is a phase shifter. According to an embodiment of the present invention, provided is a phase shifter comprising: an elongated fixed board unit including one or more fixed circuit boards each having a circuit pattern formed on one surface thereof, a guiding bracket surrounding the fixed board unit and fixed to the fixed board unit, and one or more moving board units disposed between the guiding bracket and at least one surface of the fixed board unit, guided by the guiding bracket, and including one or more moving circuit boards having conductive strips formed thereon that are coupled to the circuit patterns on the fixed circuit boards.
    Type: Application
    Filed: April 5, 2023
    Publication date: August 3, 2023
    Applicant: KMW INC.
    Inventors: Seong-man Kang, Yong Hee Han, Sung-hwan So, Dae-myung Park, Hae Ri Roh, Gyo Jin Jo, Chang Won Seo
  • Publication number: 20230178874
    Abstract: Provided is a clamping apparatus, for an antenna, having a simpler structure and reduced in size by having mechanisms for rotating the antenna in the vertical direction and horizontal direction integrating into one. To this end, the clamping apparatus for an antenna according to the present invention comprises: a tilting bracket connected to the antenna to support the antenna; a base bracket provided on a support pole and protruding toward the antenna; an integrating housing having the tilting bracket coupled thereto so as to rotate in the vertical direction and coupled to the base bracket so as to rotate in the horizontal direction; a tilt driving unit for rotating the tilting bracket in the vertical direction; and a rotation driving unit for rotating the integrating housing in the horizontal direction, wherein the tilt driving unit and rotation driving unit are disposed inside the integrating housing.
    Type: Application
    Filed: January 31, 2023
    Publication date: June 8, 2023
    Applicant: KMW INC.
    Inventors: In Ho KIM, Dae Myung PARK
  • Patent number: 11652263
    Abstract: Disclosed is a phase shifter. According to an embodiment of the present invention, provided is a phase shifter comprising: an elongated fixed board unit including one or more fixed circuit boards each having a circuit pattern formed on one surface thereof, a guiding bracket surrounding the fixed board unit and fixed to the fixed board unit, and one or more moving board units disposed between the guiding bracket and at least one surface of the fixed board unit, guided by the guiding bracket, and including one or more moving circuit boards having conductive strips formed thereon that are coupled to the circuit patterns on the fixed circuit boards.
    Type: Grant
    Filed: January 10, 2021
    Date of Patent: May 16, 2023
    Assignee: KMW INC.
    Inventors: Seong-man Kang, Yong Hee Han, Sung-hwan So, Dae-myung Park, Hae Ri Roh, Gyo Jin Jo, Chang Won Seo
  • 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
  • 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
  • Publication number: 20210359402
    Abstract: The present disclosure in at least one embodiment provides a wireless communication device, comprising a radome comprising a first locking unit and a sealing protrusion formed along at least one side end, a lower case formed along at least one side end and including a sealing protrusion groove which is configured to receive at least part of the sealing protrusion and a second locking unit, and a fastener which is fastened to the first locking unit and the second locking unit to fix the lower case and the radome.
    Type: Application
    Filed: July 30, 2021
    Publication date: November 18, 2021
    Applicant: KMW INC.
    Inventors: Yoon Yong KIM, Inho KIM, Seong-man KANG, Jin Soo YEO, Dae-myung PARK
  • 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: 20210135328
    Abstract: Disclosed is a phase shifter. According to an embodiment of the present invention, provided is a phase shifter comprising: an elongated fixed board unit including one or more fixed circuit boards each having a circuit pattern formed on one surface thereof, a guiding bracket surrounding the fixed board unit and fixed to the fixed board unit, and one or more moving board units disposed between the guiding bracket and at least one surface of the fixed board unit, guided by the guiding bracket, and including one or more moving circuit boards having conductive strips formed thereon that are coupled to the circuit patterns on the fixed circuit boards.
    Type: Application
    Filed: January 10, 2021
    Publication date: May 6, 2021
    Applicant: KMW INC.
    Inventors: Seong-man Kang, Yong Hee Han, Sung-hwan So, Dae-myung Park, Hae Ri Roh, Gyo Jin Jo, Chang Won Seo
  • Patent number: 10957957
    Abstract: A phase shifter according to at least one embodiment of the present disclosure has a housing provided on both surfaces with respective shifting units. Each shifting unit is composed of a fixed board and a moving board. Movement of the moving board causes a phase-shifted signal to be simultaneously transferred from both surfaces of the housing to output ports. This allows more effective use of the space of the phase shifter and therearound.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: March 23, 2021
    Assignee: KMW INC.
    Inventors: Sung-hwan So, Seong-man Kang, Eun-suk Jung, Dae-myung Park, Sang-hun Lee
  • Patent number: 10608331
    Abstract: The present disclosure relates to an antenna device for a mobile communication system, including a reflection plate, a service band separator/coupler and a radome. The reflection plate is configured in a plate shape, multiple radiation elements being mounted on one surface of the reflection plate so as to transmit/receive radio signals. The service band separator/coupler is installed on the other surface of the reflection plate so as to separate/couple the service band of the corresponding antenna device. The radome is configured in the shape of an integrated barrel that surrounds the reflection plate and the service band separator/coupler as a whole.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: March 31, 2020
    Assignee: KMW INC.
    Inventors: Sung-Hwan So, Seong-Man Kang, Eun-Suk Jung, Sang-Hun Lee, Dae-Myung Park
  • Publication number: 20180337438
    Abstract: A phase shifter according to at least one embodiment of the present disclosure has a housing provided on both surfaces with respective shifting units. Each shifting unit is composed of a fixed board and a moving board. Movement of the moving board causes a phase-shifted signal to be simultaneously transferred from both surfaces of the housing to output ports. This allows more effective use of the space of the phase shifter and therearound.
    Type: Application
    Filed: July 31, 2018
    Publication date: November 22, 2018
    Inventors: Sung-hwan SO, Seong-man KANG, Eun-suk JUNG, Dae-myung PARK, Sang-hun LEE
  • Patent number: D913997
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: March 23, 2021
    Assignee: KMW INC.
    Inventors: Seong Man Kang, Hyoung Seok Yang, In Ho Kim, Dae Myung Park, Su Yong Lee
  • Patent number: D1012907
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: January 30, 2024
    Assignee: KMW INC.
    Inventors: In Ho Kim, Seong Man Kang, Yong Hee Han, Dae Myung Park, Min Soo Kim