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).
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Patent number: 7768362Abstract: There is provided a comb polarizer suitable for millimeter band applications including: a waveguide having an aperture side formed of two separable half waveguides, and a comb shaped conductive unit having a plurality of cogs interposed between two half waveguides for transforming a linear polarized signal to a circular polarized signal.Type: GrantFiled: August 7, 2007Date of Patent: August 3, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Soon-Young Eom, Je-Hoon Yun, Soon-Ik Jeon, Chang-Joo Kim, Yury Borlsovich Korchemkin
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Publication number: 20100164425Abstract: Provided is an apparatus and method for estimating sensor signals to stabilize a posture of a mobile satellite tracking antenna.Type: ApplicationFiled: November 9, 2006Publication date: July 1, 2010Applicant: Electronics and Telecommunication Research InstituteInventors: Seong-Ho Son, Soon-Young Eom, Young-Bae Jung, Jae-Seung Yun, Soon-Ik Jeon
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Patent number: 7746284Abstract: The present invention relates to a cross dipole including a plurality of dipole elements respectively corresponding to a plurality of frequency bands and reconfiguring the plurality of frequency bands. A cross dipole module includes a circuit for controlling a signal of the cross dipole according the cross dipole and an external control signal. An array antenna includes a plurality of cross dipole modules arranged in one dimension or two dimensions. A multiple input multiple output antenna includes a plurality of array antennas for independently operating and an indoor supporting system for respectively applying a control signal to the plurality of array antennas, and reconfigures a distance between the neighboring array antennas.Type: GrantFiled: May 8, 2008Date of Patent: June 29, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Soon Young Eom, Young Bae Jung, Moon Man Hur, Soon Ik Jeon
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Publication number: 20100109964Abstract: 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: ApplicationFiled: February 26, 2008Publication date: May 6, 2010Inventors: Soon-Young Eom, Je-Hoon Yun, Soon-Ik Jeon, Chang-Joo Kim
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Patent number: 7696926Abstract: Provided is an apparatus and method for identifying a target satellite in a satellite communication antenna. The apparatus includes: a power splitting unit for splitting a signal inputted through the satellite communication antenna to more than two signals; a tuner unit for receiving the split signals from the power splitting unit and passing only signal of a predetermined channel frequency band; an analog-to-digital converting unit for converting each of signal intensities passed in the tuner unit to a digital value; and a controlling and identifying unit for determining whether a satellite traced by the satellite communication antenna is a target satellite using each of the signal intensities of the predetermined channel frequency band inputted from the A/D converting means, and controlling an orientation direction of the satellite communication antenna.Type: GrantFiled: September 28, 2005Date of Patent: April 13, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Seong-Ho Son, Ung-Hee Park, Soon-Young Eom, Soon-Ik Jeon
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Publication number: 20100085267Abstract: 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: ApplicationFiled: October 26, 2007Publication date: April 8, 2010Applicant: Electronics and Telecommunications Research InstitInventors: Je-Hoon Yun, Soon-Young Eom, Joung-Myoun Kim, Yong-Hee Cho, Young-Kwon Hahm, Dae-Young Kim, Soon-Ik Jeon
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Patent number: 7663565Abstract: Provided are a pedestal apparatus and a satellite-tracking antenna having the same. The pedestal apparatus includes: a fixing unit fixed at a moving object; a connecter for forming a first rotating axis vertically to the fixing unit; a first rotation supporter having a bottom fixed at the fixing unit and a Y-shaped top for rotating the tracking antenna around the first rotating axis; a second connecter connected to ends of the Y-shaped top for forming a second rotating axis; a second rotation supporter having both ends connected to the both ends of the second connecter for rotating the tracking antenna around the second rotating axis; a third connecter for forming a third rotating axis at a center of the second rotation supporter; and a supporter connected to the third connecter in a predetermined shape for supporting the tracking antenna, wherein the first, second and third rotating axes are not crossed one another.Type: GrantFiled: September 25, 2006Date of Patent: February 16, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Seong-Ho Son, Jae-Seung Yun, Young-Bae Jung, Soon-Young Eom, Soon-Ik Jeon
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Publication number: 20090315774Abstract: Provided are an apparatus for correcting a phase of a phased array antenna and a method thereof. The apparatus for correcting a phase of a phased array antenna for receiving a radio signal, includes a phased array antenna for receiving radio signals from a reference antenna and combining power of the received radio signals, a power dividing unit for dividing the combined power of the received radio signals, a voltage detecting unit for detecting voltage values of the divided radio signals, and a phase controlling unit for estimating a phase error that makes the detected voltage value maximum and controlling a phase of each radiation element of the phased array antenna using the estimated phase error.Type: ApplicationFiled: June 10, 2008Publication date: December 24, 2009Applicants: ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTE, POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Seong-Ho SON, Soon-Young EOM, Soon-Ik JEON, Woon-Bong HWANG
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Patent number: 7564420Abstract: A hybrid antenna system for providing a communication service or/and a satellite broadcasting receiving service by coarsely tracking a target satellite in a mechanical fashion and finely tracking the target satellite in an electrical fashion is disclosed. The hybrid antenna system includes: a rotatory unit for tracking a satellite direction using a mechanical movement including a rotating motion and an electron beam tracking function and transmitting/receiving a multi-band frequency from a satellite through a free space; a stationary unit for communicating to an external terminal and/or transmitting and receiving a broadcasting signal from/to the external terminal; and a stabilizing unit for connecting the rotatory unit to the stationary unit, and driving and controlling the rotatory unit in mechanical fashion and electrical fashion.Type: GrantFiled: December 6, 2005Date of Patent: July 21, 2009Assignee: Electronics and Telecommunications Research InstituteInventors: Soon-Ik Jeon, Soon-Young Eom, Young-Bae Jung, Seong-Ho Son, Jae-Seung Yun
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Publication number: 20090160701Abstract: Provided is an apparatus and method for identifying a target satellite in a satellite communication antenna. The apparatus includes: a power splitting unit for splitting a signal inputted through the satellite communication antenna to more than two signals; a tuner unit for receiving the split signals from the power splitting unit and passing only signal of a predetermined channel frequency band; an analog-to-digital converting unit for converting each of signal intensities passed in the tuner unit to a digital value; and a controlling and identifying unit for determining whether a satellite traced by the satellite communication antenna is a target satellite using each of the signal intensities of the predetermined channel frequency band inputted from the A/D converting means, and controlling an orientation direction of the satellite communication antenna.Type: ApplicationFiled: September 28, 2005Publication date: June 25, 2009Inventors: Seong-Ho Son, Ung-Hee Park, Soon-Young Eom, Soon-Ik Jeon
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Publication number: 20090096707Abstract: A frequency reconfiguration array antenna includes a metal plate and a plurality of antenna elements. The antenna element includes a plurality of radiators and at least one switch for connecting the radiators, and a gain of at least one frequency bandwidth from among the plurality of frequency bandwidths reconfigured by the antenna elements is higher than gains of other frequency bandwidths.Type: ApplicationFiled: June 18, 2008Publication date: April 16, 2009Applicant: Electronics and Telecommunications Research InstituteInventors: Moon man Hur, Soon Young Eom, Young Bae Jung, Soon Ik Jeon
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Publication number: 20090066601Abstract: The present invention relates to a cross dipole including a plurality of dipole elements respectively corresponding to a plurality of frequency bands and reconfiguring the plurality of frequency bands. A cross dipole module includes a circuit for controlling a signal of the cross dipole according the cross dipole and an external control signal. An array antenna includes a plurality of cross dipole modules arranged in one dimension or two dimensions. A multiple input multiple output antenna includes a plurality of array antennas for independently operating and an indoor supporting system for respectively applying a control signal to the plurality of array antennas, and reconfigures a distance between the neighboring array antennas.Type: ApplicationFiled: May 8, 2008Publication date: March 12, 2009Applicant: Electronics and Telecommunications Research InstituteInventors: Soon Young Eom, Young Bae Jung, Moon man Hur, Soon Ik Jeon
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Publication number: 20090061921Abstract: The present invention relates to base station transmitting and receiving antennas and control methods thereof. For this purpose, the present invention provides a control method of a base station transmitting antenna. The control method includes collecting positional information and transmission level values of all terminals in a cell; analyzing statistics of cell traffic using the positional information and transmission level values, and generating antenna radiation patterns on the basis of the analyzed statistics result; optimizing the antenna radiation patterns by synthesizing beam patterns; and changing antenna beam patterns according to the optimized antenna radiation patterns. According to embodiments of the present invention, it is possible to increase a channel capacity in a cell, ensure the QoS in all terminals in the cell, and reduce installation and operation costs of a base station system.Type: ApplicationFiled: May 30, 2008Publication date: March 5, 2009Applicant: Electronics and Telecommunications Research InstituteInventors: Soon Young EOM, Moon Man Hur, Young Bae Jung, Soon Ik Jeon, Ic Pyo Hong
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Publication number: 20090040123Abstract: A frequency reconfiguration array antenna includes a first metal plate, and a first antenna element formed on the first metal plate and reconfiguring a frequency. An array antenna includes a second metal plate and a second antenna element formed on the second metal plate and reconfiguring a frequency. Further, the array antenna includes a connection plate being bent to connect the first metal plate and the second metal plate, and being bent to change the distance between the first metal plate and the second metal plate according to the frequency of the first and second antenna elements.Type: ApplicationFiled: June 18, 2008Publication date: February 12, 2009Applicant: Electronics and Telecommunications Research InstituteInventors: Moon man Hur, Soon Young Eom, Young Bae Jung, Soon Ik Jeon
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Publication number: 20080297427Abstract: Provided is an antenna system for tracking a satellite which includes a fixed body and a rotating body. The antenna system includes a transmitting/receiving unit having a transmitting channel and a receiving channel for signal power, a driving unit for enabling mechanical motion of the rotating body for satellite tracking, and a control unit for monitoring and controlling the operation of the driving unit. Accordingly, the various kinds of the components of the antenna system mounted and operated on the movable body can be minimized and the output of the transmitted signal required in the antenna system can be simply replaced, thereby simplifying the configuration of the system and reducing the production cost of the system. In addition, the STR having the tracking signal processing function in the digital mode as well as the general analog mode is mounted on the antenna system, thereby improving accuracy of satellite tracking.Type: ApplicationFiled: December 11, 2006Publication date: December 4, 2008Inventors: Young-Bae Jung, Soon-Young Eom, Jae-Seung Yun, Seong-Ho Son, Soon-Ik Jeon, Chang-Joo Kim
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Publication number: 20080298298Abstract: 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: ApplicationFiled: November 10, 2005Publication date: December 4, 2008Applicant: Electronics and Telecommunications Research InstituteInventors: Soon-Young Eom, Young-Bae Jung, Seong-Ho Son, Jae-Seung Yun, Soon-Ik Jeon
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Publication number: 20080291102Abstract: Provided is a conical scanning antenna system using a nutation method. The conical scanning antenna system includes: a main reflecting unit; a sub-reflecting unit which is disposed apart from the main reflecting unit by a predetermined distance and performing a conical scanning tracking by using the nutation method; and a feeding horn which doubly reflects electromagnetic wave inputted and radiated by the main reflecting unit and the sub-reflecting unit and inputs and outputs the electromagnetic wave by electrically steering beams.Type: ApplicationFiled: August 25, 2006Publication date: November 27, 2008Applicant: Electronics and Telecommunications Research InstituteInventors: Jae-Seung Yun, Soon-Young Eom, Young-Bae Jung, Seong-Ho Son, Soon-Ik Jeon
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Publication number: 20080258988Abstract: Provided are a pedestal apparatus and a satellite-tracking antenna having the same. The pedestal apparatus includes: a fixing unit fixed at a moving object; a connecter for forming a first rotating axis vertically to the fixing unit; a first rotation supporter having a bottom fixed at the fixing unit and a Y-shaped top for rotating the tracking antenna around the first rotating axis; a second connecter connected to ends of the Y-shaped top for forming a second rotating axis; a second rotation supporter having both ends connected to the both ends of the second connecter for rotating the tracking antenna around the second rotating axis; a third connecter for forming a third rotating axis at a center of the second rotation supporter; and a supporter connected to the third connecter in a predetermined shape for supporting the tracking antenna, wherein the first, second and third rotating axes are not crossed one another.Type: ApplicationFiled: September 25, 2006Publication date: October 23, 2008Applicant: Electronics and Telecommunications Research InstituteInventors: Seong-Ho Son, Jae-Seung Yun, Young-Bae Jung, Soon-Young Eom, Soon-Ik Jeon
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Publication number: 20080117005Abstract: There is provided a comb polarizer suitable for millimeter band applications including: a waveguide having an aperture side formed of two separable half waveguides, and a comb shaped conductive unit having a plurality of cogs interposed between two half waveguides for transforming a linear polarized signal to a circular polarized signal.Type: ApplicationFiled: August 7, 2007Publication date: May 22, 2008Applicant: Electronics and Telecommunications Research InstituteInventors: Soon-Young EOM, Je-Hoon Yun, Soon-Ik Jeon, Chang-Joo Kim, Y.B. Korchemkin
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Patent number: 7307587Abstract: Provided are a microstrip stack patch antenna using multilayered metallic disk array and a planar array antenna using the same. The microstrip stack patch antenna of the present research concentrates beam patterns and acquires a high gain characteristic by finitely depositing metallic disks in a bore-sight on a conventional microstrip stack patch radiator. The microstrip stack patch antenna includes: a microstrip stack patch directly connected to the feed line; and a mask conductor layer for improving side lobe and gain characteristics, the mask conductor being formed on the microstrip stack patch.Type: GrantFiled: December 21, 2004Date of Patent: December 11, 2007Assignee: Electronics and Telecommunications Research InstituteInventors: Soon-Young Eom, Soon-Ik Jeon, Chang-Joo Kim