Patents by Inventor Ok Seo

Ok Seo 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: 20240153831
    Abstract: An apparatus and method for measuring air currents on the surface of a substrate, which can accurately measure the magnitude and direction of air currents on the surface of a wafer with wafer-type air current measurement sensors, are provided. The apparatus includes: a first air current measurement module measuring a magnitude of air currents on a surface of a first substrate, which is processed in accordance with a semiconductor manufacturing process; a second air current measurement module measuring a movement direction of the air currents; and a power module supplying power to the first and second air current measurement modules, wherein the first air current measurement module, the second air current measurement module, and the power module are mounted on a second substrate, which has the same shape as the first substrate.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 9, 2024
    Inventors: Yong Jun SEO, Su Jin CHAE, Sang Hyun SON, Sang Min HA, Young Sik BANG, Jeong Mo HWANG, Dong Ok AHN
  • Publication number: 20240119949
    Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 11, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong Il SEO, Seung Kwon BEACK, Dae Young JANG, Kyeong Ok KANG, Tae Jin PARK, Yong Ju LEE, Keun Woo CHOI, Jin Woong KIM
  • Patent number: 11957069
    Abstract: An approach to provide a semiconductor structure for a phase change memory cell with a first liner material surrounding a sidewall of a hole in a dielectric material where the hole in the dielectric is on a bottom electrode in the dielectric material. The semiconductor structure includes a layer of a second liner material on the first liner material, where the second liner material has an improved contact resistance to a phase change material. The semiconductor structure includes the phase change material abutting the layer of the second liner material on the first liner material. The phase change material fills the hole in the dielectric material. The second liner material that is between the phase change material and the first liner material provides a lower contact resistivity with the phase change material in the crystalline phase than the first liner material.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: April 9, 2024
    Assignee: International Business Machines Corporation
    Inventors: Injo Ok, Oleg Gluschenkov, Alexander Reznicek, Soon-Cheon Seo
  • Publication number: 20240098437
    Abstract: Disclosed is an apparatus and method for processing a multichannel audio signal. A multichannel audio signal processing method may include: generating an N-channel audio signal of N channels by down-mixing an M-channel audio signal of M channels; and generating a stereo audio signal by performing binaural rendering of the N-channel audio signal.
    Type: Application
    Filed: December 1, 2023
    Publication date: March 21, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju LEE, Jeong Il SEO, Seung Kwon BEACK, Kyeong Ok KANG, Jin Woong KIM, Jae Hyoun YOO
  • Patent number: 11141369
    Abstract: The present invention relates to a human antibody specifically binding to an acne-inducing bacterium using phage display technology and a use thereof, and more particularly, an antibody specifically binding to an antigen; a human antibody including the same; phage display technology using the same; and a cosmetic composition and a pharmaceutical composition using the same.
    Type: Grant
    Filed: June 13, 2017
    Date of Patent: October 12, 2021
    Assignee: E&S Healthcare Co., Ltd.
    Inventors: Kyong Hoon Suh, Suhn Kee Chae, Eun Hye Kang, Jong Hwan Jung, Ki Se Lee, Sun Gi Koh, Sang Ok Seo, Dong Woo Lim, Seong Chan Choi
  • Publication number: 20190224101
    Abstract: The present invention relates to a human antibody specifically binding to an acne-inducing bacterium using phage display technology and a use thereof, and more particularly, an antibody specifically binding to an antigen; a human antibody including the same; phage display technology using the same; and a cosmetic composition and a pharmaceutical composition using the same.
    Type: Application
    Filed: June 13, 2017
    Publication date: July 25, 2019
    Applicant: E&S HEALTHCARE CO., LTD.
    Inventors: Kyong Hoon SUH, Suhn Kee CHAE, Eun Hye KANG, Jong Hwan JUNG, Ki Se LEE, Sun Gi KOH, Sang Ok SEO, Dong Woo LIM, Seong Chan CHOI
  • Patent number: 9991577
    Abstract: A cavity filter that uses cross-coupling is disclosed, which includes: a housing, in which multiple cavities are formed, with the cavities being open towards a first direction; multiple resonators held respectively in the multiple cavities; and a coupling member arranged to pass through an aperture between a first cavity and a second cavity, from among the multiple cavities, such that the coupling member is positioned between a first resonator and a second resonator. Here, the coupling member includes a first extending portion and a second extending portion, the first extending portion is positioned closer to the first resonator than to the second resonator and extends towards one side of the housing along the first direction, and the second extending portion is positioned closer to the second resonator than to the first resonator and extends towards the other side of the housing along the first direction.
    Type: Grant
    Filed: April 11, 2016
    Date of Patent: June 5, 2018
    Assignee: ACE TECHNOLOGIES CORPORATION
    Inventors: Dong-Wan Chun, Jae-Ok Seo
  • Patent number: 9588700
    Abstract: A semiconductor device includes a plurality of memory blocks each including a plurality of memory cells, a circuit group performing a program operation, a read operation and an erase operation on a selected memory block, among the plurality of memory blocks, and a control circuit controlling the circuit group to program the memory cells of the selected memory block in a healing pattern. The healing pattern is programmed before a subsequent program operation is performed on the selected memory block. The memory cells of the healing pattern include erased memory cells and programmed memory cells arranged alternately.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: March 7, 2017
    Assignee: SK Hynix Inc.
    Inventors: Yeon Joo Jeong, Suk Kwang Park, Soon Ok Seo
  • Publication number: 20160301122
    Abstract: A cavity filter that uses cross-coupling is disclosed, which includes: a housing, in which multiple cavities are formed, with the cavities being open towards a first direction; multiple resonators held respectively in the multiple cavities; and a coupling member arranged to pass through an aperture between a first cavity and a second cavity, from among the multiple cavities, such that the coupling member is positioned between a first resonator and a second resonator. Here, the coupling member includes a first extending portion and a second extending portion, the first extending portion is positioned closer to the first resonator than to the second resonator and extends towards one side of the housing along the first direction, and the second extending portion is positioned closer to the second resonator than to the first resonator and extends towards the other side of the housing along the first direction.
    Type: Application
    Filed: April 11, 2016
    Publication date: October 13, 2016
    Inventors: Dong-Wan Chun, Jae-Ok SEO
  • Patent number: 9397377
    Abstract: A cavity filter is disclosed. The cavity filter includes: a housing in which at least one cavity is formed where the housing has a resonator held in the cavity; a cover joined to an upper portion of the housing; and a pressing member joined to the cover. An insertion area is formed in the cover for receiving the pressing member, where the insertion area includes a thin part that has a smaller thickness than the main body of the cover. The pressing member may be inserted in the insertion area to press the thin part. The pressing member includes an insert part that is inserted in the insertion area, and an elastic member that is joined to a lower portion of the insert part to press the thin part. The cavity filter can provide stable properties as the resonators are joined to the ground in a stable manner.
    Type: Grant
    Filed: March 27, 2015
    Date of Patent: July 19, 2016
    Assignee: ACE TECHNOLOGIES CORPORATION
    Inventors: Jae-Ok Seo, Sung-Soo Chung, Jung-Hak Ahn, Dong-Wan Chun, Kwang-Sun Park
  • Patent number: 9306258
    Abstract: A mixed-mode cavity filter is disclosed. The disclosed cavity filter includes: at least one first cavity configured to hold a metal coaxial resonator; and at least one second cavity configured to hold a dielectric resonator, where a first coupling window is formed in a wall formed between the first cavity and the second cavity, the first coupling window includes a horizontal window formed parallel to a bottom portion and a vertical window formed perpendicularly to the bottom portion, and the horizontal window and the vertical window overlap each other in at least a partial area. A mixed-mode filter according to an embodiment of the invention can achieve a small size and a light weight while providing low losses.
    Type: Grant
    Filed: February 5, 2014
    Date of Patent: April 5, 2016
    Assignee: ACE TECHNOLOGIES CORPORATION
    Inventors: Dong-Wan Chun, Jae-Won Jang, Jae-Ok Seo
  • Publication number: 20150280302
    Abstract: A cavity filter is disclosed. The cavity filter includes: a housing in which at least one cavity is formed where the housing has a resonator held in the cavity; a cover joined to an upper portion of the housing; and a pressing member joined to the cover. An insertion area is formed in the cover for receiving the pressing member, where the insertion area includes a thin part that has a smaller thickness than the main body of the cover. The pressing member may be inserted in the insertion area to press the thin part. The pressing member includes an insert part that is inserted in the insertion area, and an elastic member that is joined to a lower portion of the insert part to press the thin part. The cavity filter can provide stable properties as the resonators are joined to the ground in a stable manner.
    Type: Application
    Filed: March 27, 2015
    Publication date: October 1, 2015
    Inventors: Jae-Ok SEO, Sung-Soo CHUNG, Jung-Hak AHN, Dong-Wan CHUN, Kwang-Sun PARK
  • Publication number: 20150254006
    Abstract: A semiconductor device includes a plurality of memory blocks each including a plurality of memory cells, a circuit group performing a program operation, a read operation and an erase operation on a selected memory block, among the plurality of memory blocks, and a control circuit controlling the circuit group to program the memory cells of the selected memory block in a healing pattern, before the program operation is performed on the selected memory block, wherein the memory cells of the healing pattern include erased memory cells and programmed memory cells arranged alternately.
    Type: Application
    Filed: July 9, 2014
    Publication date: September 10, 2015
    Inventors: Yeon Joo JEONG, Suk Kwang PARK, Soon Ok SEO
  • Patent number: 9058878
    Abstract: A read method of a semiconductor memory device includes performing a read operation on target cells by using a first read voltage, terminating the read operation on the target cells if, as a result of the read operation on the target cells, error correction is feasible, performing a read operation on first cells next to the target cells along a first direction if, as a result of the read operation on the target cells, error correction is unfeasible, performing the read operation again on the target cells by selecting one of a plurality of read voltages in response to a result of the read operation on the first cells and by using the selected read voltage for reading data of the target cells, and terminating the read operation on the target cells if error correction is feasible.
    Type: Grant
    Filed: December 30, 2011
    Date of Patent: June 16, 2015
    Assignee: Hynix Semiconductor Inc.
    Inventors: Seiichi Aritome, Soon Ok Seo
  • Publication number: 20140225685
    Abstract: A mixed-mode cavity filter is disclosed. The disclosed cavity filter includes: at least one first cavity configured to hold a metal coaxial resonator; and at least one second cavity configured to hold a dielectric resonator, where a first coupling window is formed in a wall formed between the first cavity and the second cavity, the first coupling window includes a horizontal window formed parallel to a bottom portion and a vertical window formed perpendicularly to the bottom portion, and the horizontal window and the vertical window overlap each other in at least a partial area. A mixed-mode filter according to an embodiment of the invention can achieve a small size and a light weight while providing low losses.
    Type: Application
    Filed: February 5, 2014
    Publication date: August 14, 2014
    Applicant: ACE TECHNOLOGIES CORPORATION
    Inventors: Dong-Wan Chun, Jae-Won Jang, Jae-Ok Seo
  • Patent number: 8759921
    Abstract: A semiconductor memory device includes a plurality of memory blocks formed over a substrate including source regions and separated from each other by a slit, a plurality of bit lines coupled to the strings of the memory blocks and disposed over the memory blocks, and source contact lines formed within the slits, coupled to the source regions, respectively, and disposed in a direction to cross the plurality of bit lines.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: June 24, 2014
    Assignee: SK Hynix Inc.
    Inventors: Soon Ok Seo, Sang Bum Lee, Se Jun Kim
  • Patent number: 8704617
    Abstract: A tunable filter for expanding tuning range includes: a housing, which has multiple cavities defined by partitions; a resonator contained in the cavity; at least one sliding member installed over the resonator; a main cover coupled to an upper portion of the housing; and at least one tuning element coupled to a lower portion of the sliding member and made of a metallic material. Tuning is accomplished by a sliding motion of the sliding member, and the resonator includes a cylindrical first conductor and a second conductor coupled to an upper portion of the cylindrical conductor, where a cross section of the second conductor is shaped as a circle with a portion removed such that an area of overlap between the tuning element and the second conductor is varied according to a sliding of the tuning element.
    Type: Grant
    Filed: August 7, 2009
    Date of Patent: April 22, 2014
    Assignee: Ace Technologies Corp.
    Inventors: Dong-Wan Chun, Jae-Ok Seo, Kwang-Sun Park
  • Patent number: 8686810
    Abstract: A frequency-tunable filter using a sliding system is disclosed. The frequency-tunable filter includes: a housing, in which a multiple number of cavities are defined by partitions; a sub-cover, which is coupled to an upper portion of the housing and in which a guide groove is formed; at least one sliding member installed in the guide groove; a main cover coupled to an upper portion of the sub-cover; a resonator held in the cavity; and at least one tuning element coupled to a lower portion of the sliding member to be inserted inside the housing, where tuning is achieved by a sliding movement of the sliding member, and at least one first guide member is coupled to at least one side surface of the sliding member such that the first guide member guides a sliding movement by way of contact with the side surface of the guide groove.
    Type: Grant
    Filed: February 13, 2009
    Date of Patent: April 1, 2014
    Assignee: Ace Technologies Corp.
    Inventors: Kwang-Sun Park, Suk-Woo Lee, Jae-Ok Seo, Dong-Wan Chun
  • Patent number: 8654590
    Abstract: A programming method of a nonvolatile memory device includes inputting even data and odd data to be programmed into even memory cells coupled to even bit lines and odd memory cells coupled to odd bit lines, respectively, setting a sense signal as a first sense signal or a second sense signal having a lower voltage level than the first sense signal, based on odd data of odd memory cells adjacent to each of the even memory cells to be programmed, programming the even data into the even memory cells by supplying a program voltage, performing a program verify operation on each of the even memory cells in response to the set sense signal, and programming the odd data into the odd memory cells by supplying a program voltage.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: February 18, 2014
    Assignee: Hynix Semiconductor Inc.
    Inventors: Seiichi Aritome, Soon Ok Seo
  • Publication number: 20120273965
    Abstract: A semiconductor memory device includes a plurality of memory blocks formed over a substrate including source regions and separated from each other by a slit, a plurality of bit lines coupled to the strings of the memory blocks and disposed over the memory blocks, and source contact lines formed within the slits, coupled to the source regions, respectively, and disposed in a direction to cross the plurality of bit lines.
    Type: Application
    Filed: April 25, 2012
    Publication date: November 1, 2012
    Inventors: Soon Ok SEO, Sang Bum Lee, Se Jun Kim