Patents by Inventor Soon-Young Eom

Soon-Young Eom 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: 20190305421
    Abstract: Disclosed is an antenna device for performing frequency scanning, the antenna device including a T-junction configured to distribute a first feeding signal, a first radiating element configured to radiate a radio wave based on a second feeding signal, and a coupled transmission line configured to transmit, to a subsequent element, a third feeding signal remaining after subtracting the second feeding signal from the first feeding signal, wherein the coupled transmission line is coupled such that a length thereof is an integer multiple of a wavelength at a center frequency, and the T-junction, the first radiating element, and the coupled transmission line are connected in series to form a series feeding circuit network.
    Type: Application
    Filed: July 2, 2018
    Publication date: October 3, 2019
    Inventor: Soon Young EOM
  • Patent number: 9270360
    Abstract: Disclosed are signal transmitting apparatus and method capable of generating polarizations that can be controlled in real time by allocating weights to signals. A signal transmitting method for generating variable polarizations having any vector through a plurality of radiating elements vertical to each other includes: receiving an input signal and separating the input signal into a plurality of separated signals according to the number of radiating elements; and allocating weights for controlling vectors of the variable polarizations to each of the plurality of separated signals, wherein the vectors of the variable polarizations are represented by a vector sum of the plurality of separated signals allocated with weights.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: February 23, 2016
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Soon-Young Eom, Kwang-Jae Lee, Jae-Ick Choi
  • Patent number: 9093753
    Abstract: An artificial magnetic conductor includes a conductor layer, a ground layer, and a via. The conductor layer is formed in a first direction and includes a plurality of grid cells. The ground layer is formed in a second direction that is opposite to the first direction and generates a lower frequency than that of an artificial magnetic conductor including a plurality of grid cells having the same size as that of the plurality of grid cells of the conductor layer and a conductor plate having a form that is not modified. The via is formed between the conductor layer and the ground layer to electrically connect the conductor layer and the ground layer.
    Type: Grant
    Filed: December 23, 2010
    Date of Patent: July 28, 2015
    Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Young Bae Jung, Soon Young Eom, Soon Ik Jeon, Young Joong Yoon, Jihwan Ahn, Ji Hwan Yoon
  • Publication number: 20150196205
    Abstract: A contactless cardiopulmonary signal estimation method and apparatus are provided. A cardiopulmonary signal estimation apparatus may estimate a cardiopulmonary signal of a user from a heartbeat signal and a respiratory signal of the user in response to movement of a chest based on a cardiopulmonary exercise of the user.
    Type: Application
    Filed: January 8, 2015
    Publication date: July 16, 2015
    Inventors: Jung Bin KIM, Soon Young EOM, Joung Myoun KIM, Tae Jin CHUNG, Jae Ick CHOI
  • Publication number: 20150188240
    Abstract: Provided is a Tx and Rx array antenna apparatus with ultra high isolation, the Tx and Rx array antenna apparatus including N antenna elements, and a feeding network to provide electrical signals having identical amplitudes and opposite phases to antenna elements facing each other, among the N antenna elements.
    Type: Application
    Filed: December 30, 2014
    Publication date: July 2, 2015
    Inventors: Soon Young EOM, Batgerel ARIUNZAYA, Jae Ick CHOI
  • Publication number: 20140306776
    Abstract: An RF crossover structure includes a first and second independent transmission lines formed to cross with each other on a same surface of a dielectric substrate; first via-holes connected to the second transmission line so that the second transmission line is connected to a back surface from a front surface of the dielectric substrate and is connected again to the front surface of the dielectric substrate out of a crossing region at which the first and the second transmission lines are crossed. Further, the RF crossover structure includes CPW (Coplanar Waveguide) transmission lines used for a ground plane to improve a signal transmission property at the crossing region.
    Type: Application
    Filed: September 11, 2013
    Publication date: October 16, 2014
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Soon Young EOM, Joung Myoun KIM, JeongHo JU, Myung Sun SONG, Jae Ick CHOI
  • Patent number: 8811525
    Abstract: The present invention relates to a general active array antenna apparatus capable of environmentally and temporally controlling radio frequency (RF) polarization resource necessary for wireless communication in order to improve communication quality and increase communication capacity. The antenna according to the present invention has a form of an active array antenna element, wherein each active array antenna element has a structure in which it may generate orthogonal dual polarizations and includes two input terminals and output terminals. An end orthogonal dual polarization antenna is connected to a polarization control apparatus that may process analog or digital signals, and the polarization control apparatus is controlled by or communicate with an antenna main controlling apparatus performing a polarization control algorithm. Ultimately, an object of this antenna apparatus is to improve communication quality and increase communication capacity.
    Type: Grant
    Filed: January 24, 2012
    Date of Patent: August 19, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Soon Young Eom, Young Bae Jung, Soon Ik Jeon, Jae Ick Choi
  • Patent number: 8779976
    Abstract: An antenna system includes: an orthogonal multi-polarization antenna configured to output independent double orthogonal polarizations through two independent input/output terminals; an antenna main control unit configured to perform a polarization control algorithm, collect and analyze information for polarization control, and provide polarization control information; and a polarization control unit configured to perform independent amplitude and phase control with regard to a pair of independent channels connected to the orthogonal multi-polarization antenna, based on the polarization control information received from the antenna main control unit, so that various polarizations are formed.
    Type: Grant
    Filed: November 23, 2011
    Date of Patent: July 15, 2014
    Assignees: Electronics and Telecommunications Research Institute, SK Telecom Co., Ltd.
    Inventors: Soon-Young Eom, Young-Bae Jung, Soon-Ik Jeon, Jae-Ick Choi, Yong-Sik Shin
  • Publication number: 20140191914
    Abstract: A device includes a feeding circuitry, a basic mode radiator for forming a basic mode main beam pattern having one or two orthogonal polarizations based on first two orthogonal inputs received from the feeding circuitry, and a higher-order mode radiator for forming a higher-order mode conical beam pattern having one or two orthogonal polarizations based on second two orthogonal inputs received from the feeding circuitry.
    Type: Application
    Filed: November 20, 2013
    Publication date: July 10, 2014
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: JeongHo JU, Soon Young EOM, Joung Myoun KIM, Myung Sun SONG, Jae Ick CHOI
  • Patent number: 8774303
    Abstract: A wireless communication method and apparatus using adaptive transmission polarization control are provided. The wireless communication apparatus includes an orthogonal polarization antenna, a channel state estimator, and a transmission polarization state (TPS) selector. The orthogonal polarization antenna receives at least one reference signal. The channel state estimator estimates a wireless polarization channel on the basis of the reference signal. The TPS selector selects a TPS corresponding to the estimated wireless polarization channel from among a plurality of predefined TPSs, and feeds back the selected TPS information. Accordingly, the wireless communication apparatus feeds back information for polarization control using minimum uplink wireless resources, and maximizes a transmission capacity on the basis of the feedback information.
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: July 8, 2014
    Assignees: Electronics and Telecommunications Research Institute, Industrial Cooperation Foundation, Korea National University of Transportation
    Inventors: Soon Young Eom, Soon Ik Jeon, Young Jun Chong, Jae Ick Choi, Cheol Mun
  • Patent number: 8704117
    Abstract: An RF MEMS switch using a fine liquid metal droplet is provided. The RF MEMS switch using a fine liquid metal droplet includes: a first layer member having a signal transmission line; a second layer member disposed on the first layer member, and having a chamber formed corresponding to the signal transmission line so as to induce a change in the shape of the fine liquid metal droplet and a through hole formed at one side of the chamber so as to bring the fine liquid metal droplet, whose shape is to be changed in the chamber, into contact or non-contact with the signal transmission line; an operating member disposed on the second layer member, and provided at an open side of the chamber so as to provide deformability to the fine liquid metal droplet through the open side of the chamber; and a third layer member for defining the position of the operating member, and coupled to the first layer member and the second layer member.
    Type: Grant
    Filed: November 10, 2010
    Date of Patent: April 22, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Joonwon Kim, Seong-Ho Son, Soon Young Eom, Usung Park, Seungbum Baek
  • Patent number: 8665169
    Abstract: Provided is a small monopole antenna, which can generate a plurality of resonant frequencies, have a high antenna efficiency, and be easily installed. The antenna includes a first antenna element formed of a coaxial cable; a second antenna element sealing the first antenna element and sharing a feed point with the first antenna element; and a feeder cable for feeding electric power to the feed point. This antenna is applied as a small antenna.
    Type: Grant
    Filed: October 26, 2007
    Date of Patent: March 4, 2014
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Je-Hoon Yun, Soon-Young Eom, Joung-Myoun Kim, Yong-Hee Cho, Young-Kwon Hahm, Dae-Young Kim, Soon-Ik Jeon
  • Patent number: 8654011
    Abstract: Provided is a shaped-beam antenna having a multi-layered conductive element array surrounded by a dielectric ring. The shaped-beam antenna includes: a planar excitation element having a radiation structure according to a required polarization; a multi-layered conductive element array disposed on the planer excitation element, wherein the multi-layered conductive element array is formed by layering conductive elements at an arbitrary interval; and a dielectric ring surrounding the multi-layered conductive element array at a predetermined separation distance therefrom. Accordingly, it is possible to reduce the entire size of the shaped-beam antenna and manufacturing costs thereof.
    Type: Grant
    Filed: February 26, 2008
    Date of Patent: February 18, 2014
    Assignee: Electronica and Telecommunications Research Institute
    Inventors: Soon-Young Eom, Je-Hoon Yun, Soon-Ik Jeon, Chang-Joo Kim
  • Patent number: 8462753
    Abstract: Provided is a mobile tri-band antenna system having low profile. The antenna system includes a tri-band feeding unit for dividing a satellite broadcasting signal by a signal channel in an azimuth angle and an elevation angle, and transmitting/receiving the satellite communication signal through distinguishing the satellite communication signal; a beam shaping unit for dividing the satellite broadcasting signals into a first channel signal and a second channel signal, combined power thereof through channel switching; an antenna controlling unit for driving an antenna system in an azimuth and elevation angle to direct the satellite according to the power combined second channel signal from the beam shaping unit; a first triplexer unit for outputting the power combined first channel signal to a rotary joint unit; a second triplexer unit for converting the first channel signal inputted to a downlink frequency and providing the converted first channel signal to the indoor apparatus.
    Type: Grant
    Filed: November 10, 2006
    Date of Patent: June 11, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Soon-Young Eom, Young-Bae Jung, Seong-Ho Son, Jae-Seung Yun, Soon-Ik Jeon
  • Publication number: 20130003789
    Abstract: A wireless communication method and apparatus using adaptive transmission polarization control are provided. The wireless communication apparatus includes an orthogonal polarization antenna, a channel state estimator, and a transmission polarization state (TPS) selector. The orthogonal polarization antenna receives at least one reference signal. The channel state estimator estimates a wireless polarization channel on the basis of the reference signal. The TPS selector selects a TPS corresponding to the estimated wireless polarization channel from among a plurality of predefined TPSs, and feeds back the selected TPS information. Accordingly, the wireless communication apparatus feeds back information for polarization control using minimum uplink wireless resources, and maximizes a transmission capacity on the basis of the feedback information.
    Type: Application
    Filed: June 27, 2012
    Publication date: January 3, 2013
    Applicants: Industrial Cooperation Foundation, KOREA NATIONAL UNIVERSITY OF TRANSPORTATION, Electronics and Telecommunications Research Institute
    Inventors: Soon Young EOM, Soon Ik JEON, Young Jun CHONG, Jae Ick CHOI, Cheol MUN
  • Patent number: 8279132
    Abstract: Provided is an antenna for a base station and a repeater capable of electrically or mechanically controlling the individual operation of an element antenna constituting an array antenna or a sub-array antenna so as to adaptively cope with the change in the communication environment, and having an economic and high performance transmitting and receiving function, and a method of controlling a mode of the antenna. The multi-mode antenna includes a radiation portion having one or more array antenna and capable of selectively changing an antenna effective opening surface and changing a resistance direction of an antenna beam pattern, an active channel portion connected to the array antennas and including switches, transmission and receiving channels, and a signal combiner and splitter, and a modem and control portion connected to the active channel portion and having a control portion and a modem.
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: October 2, 2012
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Young-Bae Jung, Soon-Young Eom, Soon-Ik Jeon, Chang-Joo Kim
  • Publication number: 20120222944
    Abstract: An RF MEMS switch using a fine liquid metal droplet is provided. The RF MEMS switch using a fine liquid metal droplet includes: a first layer member having a signal transmission line; a second layer member disposed on the first layer member, and having a chamber formed corresponding to the signal transmission line so as to induce a change in the shape of the fine liquid metal droplet and a through hole formed at one side of the chamber so as to bring the fine liquid metal droplet, whose shape is to be changed in the chamber, into contact or non-contact with the signal transmission line; an operating member disposed on the second layer member, and provided at an open side of the chamber so as to provide deformability to the fine liquid metal droplet through the open side of the chamber; and a third layer member for defining the position of the operating member, and coupled to the first layer member and the second layer member.
    Type: Application
    Filed: November 10, 2010
    Publication date: September 6, 2012
    Applicants: POSTECH ACADEMY-INDUSTRY FOUNDATION, Electronics and Telecommunications Research Institute
    Inventors: Joonwon Kim, Seong-Ho Son, Soon Young Eom, Usung Park, Seungbum Baek
  • Publication number: 20120189078
    Abstract: The present invention relates to a general active array antenna apparatus capable of environmentally and temporally controlling radio frequency (RF) polarization resource necessary for wireless communication in order to improve communication quality and increase communication capacity. The antenna according to the present invention has a form of an active array antenna element, wherein each active array antenna element has a structure in which it may generate orthogonal dual polarizations and includes two input terminals and output terminals. An end orthogonal dual polarization antenna is connected to a polarization control apparatus that may process analog or digital signals, and the polarization control apparatus is controlled by or communicate with an antenna main controlling apparatus performing a polarization control algorithm. Ultimately, an object of this antenna apparatus is to improve communication quality and increase communication capacity.
    Type: Application
    Filed: January 24, 2012
    Publication date: July 26, 2012
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Soon Young EOM, Young Bae JUNG, Soon Ik JEON, Jae Ick CHOI
  • Publication number: 20120162008
    Abstract: An antenna system includes: an orthogonal multi-polarization antenna configured to output independent double orthogonal polarizations through two independent input/output terminals; an antenna main control unit configured to perform a polarization control algorithm, collect and analyze information for polarization control, and provide polarization control information; and a polarization control unit configured to perform independent amplitude and phase control with regard to a pair of independent channels connected to the orthogonal multi-polarization antenna, based on the polarization control information received from the antenna main control unit, so that various polarizations are formed.
    Type: Application
    Filed: November 23, 2011
    Publication date: June 28, 2012
    Applicants: SK TELECOM CO., LTD., ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Soon-Young EOM, Young-Bae JUNG, Soon-lk JEON, Jae-lck CHOI, Yong-Sik SHIN
  • Publication number: 20120162035
    Abstract: An all-in-one multi-band antenna includes: a first antenna element configured to operate at a first frequency band, the first antenna element including a first ground, a first radiating part, and a first feed line and a first feed point through which a signal power is applied to the first radiating part; and a second antenna element configured to operate at a second frequency band, the second antenna element including a second ground, a second radiating part, and a second feed line and a second feed point through which a signal power is applied to the second radiating part, wherein the second radiating part is provided within a pseudo-cavity formed at a center portion of the first radiating part.
    Type: Application
    Filed: February 3, 2011
    Publication date: June 28, 2012
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young-Bae JUNG, Soon-Young Eom, Soon-Ik Jeon, Jae-Ick Choi, Chang-Joo Kim