Patents by Inventor Keun Song

Keun Song 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: 20220198749
    Abstract: The present invention is intended for providing a system and method of detecting a forest gap occurring in a city and monitoring a change in the forest gap. Thus, disclosed is the present invention comprising: a data input unit configured to input and receive LiDAR survey data; a pre-processing unit configured to remove a noise from the LiDAR survey data and classify each of point cloud data; a modeling unit configured to generate a canopy height model with respect to the point cloud data classified as the trees; a forest gap classification unit; and a forest gap change measurement unit.
    Type: Application
    Filed: June 24, 2019
    Publication date: June 23, 2022
    Inventors: Dong Kun LEE, Young Keun SONG, Hee Joon CHOI
  • Publication number: 20220177668
    Abstract: The present invention pertains to a method for producing high value-added compounds from polyethylene terephthalate. More specifically, the present invention demonstrates that a monomeric terephthalic acid obtained from the chemical hydrolysis of polyethylene terephthalate can be converted to high value-added aromatic compounds and aromatic-derived compounds, and ethylene glycol, which is another monomer of polyethylene terephthalate, can be converted to glycolic acid, which is a cosmetic material. The present invention is characterized by recycling polyethylene terephthalate waste into high value-added compounds.
    Type: Application
    Filed: April 8, 2020
    Publication date: June 9, 2022
    Applicants: Korea University Research and Business Foundation, EWHA UNIVERSITY - INDUSTRY COLLABORATION FOUNDATION
    Inventors: Kyoung Heon KIM, Jeong Chan JOO, Hee Taek KIM, Si Jae PARK, Hyun Gil CHA, Bong Keun SONG, Jae Kyun KIM
  • Publication number: 20220153746
    Abstract: The present disclosure provides uses of phosphodiesterase 5 (PDE-5) and/or phosphodiesterase 6 (PDE-6) inhibitor compounds and uses of compositions including said compounds. In some embodiments, said compounds are nitrogen oxide (NO) donating PDE-5 and/or -6 inhibitor compounds that include a nitrogen oxide-containing donor substituent attached to a benzenesulfonamide group. The compounds can provide dual functionality for increasing protein kinase G (PKG) activity by inhibiting PDE-5 and PDE-6, and/or stimulating guanylate cyclase via donation of NO from the donor substituent of the compound. The present disclosure also provides methods of using said compounds and compositions for inhibiting PDE-5 and/or -6 and increasing activity of PKG. The compounds and compositions find use in the treatment of a variety of eye diseases.
    Type: Application
    Filed: November 8, 2021
    Publication date: May 19, 2022
    Inventors: Yoon-Suk LEE, Kyung-Sun KIM, Jeong-Ah KIM, An-Na MOON, Dong-Keun SONG, Ju-Young JUNG
  • Publication number: 20220152034
    Abstract: Adenosine receptor (e.g., A2A and/or A1 receptor) antagonist compounds and compositions including said compounds are disclosed. The present disclosure also provides methods of using said compounds and compositions for modulating (e.g., inhibiting or antagonizing) A2A and/or A1 receptor in a biological system. The compounds and compositions find use in various therapeutic applications including the treatment of central nervous system or neurodegenerative diseases, such as Parkinson's disease. The compounds and compositions may also find use in various therapeutic applications including the treatment of cancer and in immuno-oncology.
    Type: Application
    Filed: November 17, 2021
    Publication date: May 19, 2022
    Applicant: ILDONG PHARMACEUTICAL CO., LTD.
    Inventors: Kyung-Sun KIM, Jeong-Ah KIM, An-Na MOON, Dong-Keun SONG, Yoon-Suk LEE, Ju-Young JUNG
  • Publication number: 20220139325
    Abstract: The present disclosure relates to a display device and a driving method thereof. The display device includes a sensing unit configured to sense electrical properties of each of pixels; a timing controller including a compensation unit configured to modulate pixel data to be written to the pixels based on sensed data from the sensing unit, a sensing error processing unit configured to analyze the sensed data to detect a sensing error, and a gate control unit configured to output a gate timing control signal; a level shifter configured to receive the gate timing control signal and output a clock; and a gate driver configured to receive the clock from the level shifter and supplying a gate signal to the gate lines, wherein the sensing error processing unit resets the timing controller when the sensing error is detected.
    Type: Application
    Filed: October 25, 2021
    Publication date: May 5, 2022
    Inventors: Cheol Su LEE, Joon Keun SONG
  • Publication number: 20220106311
    Abstract: The present disclosure provides autotaxin (ATX) inhibitor compounds and compositions including said compounds. The present disclosure also provides methods of using said compounds and compositions for inhibiting ATX. Also provided are methods of preparing said compounds and compositions, and synthetic precursors of said compounds.
    Type: Application
    Filed: October 4, 2021
    Publication date: April 7, 2022
    Inventors: Sung-Ku Choi, Yoon-Suk Lee, Sung-Wook Kwon, Kyung-Sun Kim, Jeong-Geun Kim, Jeong-Ah Kim, An-Na Moon, Sun-Young Park, Jun-Su Ban, Dong-Keun Song, Kyu-Sic Jang, Ju-Young Jung, Soo-Jin Lee
  • Patent number: 11279236
    Abstract: A braking control system for a vehicle is provided. The system includes a motor providing rotational force to wheels of the vehicle and a first battery storing electric energy for driving the motor. An inverter is connected to the first battery via a DC link terminal and performs a bidirectional power conversion between the DC link terminal and the motor. A DC converter is connected to the DC link terminal to down-convert a voltage of the DC link terminal and output the down-converted voltage. A second battery is supplied with the voltage converted by the DC converter and has a voltage lower than that of the first battery. A controller operates the inverter and the DC converter to charge regenerative braking energy generated from the motor during braking of the vehicle in the first battery and the second battery.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: March 22, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyo Sik Moon, Jae Hoon Choi, Hee Sung Moon, Yun Ho Kim, Sung Keun Song, Kyung In Min, Yu Seok Kim
  • Patent number: 11272906
    Abstract: In accordance with one aspect of the present disclosure, an ultrasound imaging apparatus comprising: an ultrasonic probe for transmitting ultrasonic waves to a target object and receiving ultrasonic waves reflected from the object; a beamforming unit for beamforming the received ultrasonic wave and outputting a beamforming signal; a sampling unit for adjusting the number of sampling times of the beamforming signal according to the amount of motion of the object; and an image processing unit for matching and synthesizing the sampled signals.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: March 15, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung Chan Park, Jong Keun Song, Joo Young Kang, Jung Ho Kim
  • Publication number: 20210399075
    Abstract: An organic light emitting display device includes a substrate including a sub-pixel region and a transparent region, a first semiconductor element in the sub-pixel region on the substrate, a second semiconductor element overlapping at least a portion of the sub-pixel region on the substrate, and is spaced apart from the first semiconductor element, a first lower electrode disposed in the sub-pixel region on the first semiconductor element and electrically connected to the first semiconductor element, a second lower electrode disposed in the transparent region on the substrate and electrically connected to the second semiconductor element, a first light emitting layer on the first lower electrode, a second light emitting layer on the second lower electrode, and an upper electrode on the first and second light emitting layers where second lower electrode has a thickness that is less than a thickness of the first lower electrode, and transmits a light.
    Type: Application
    Filed: September 2, 2021
    Publication date: December 23, 2021
    Inventors: Woo-Sik JEON, Dong-Gyu KIM, Sung-Chul KIM, Ok-Keun SONG, Sung-Soo LEE
  • Publication number: 20210375943
    Abstract: A display device includes: a substrate including a first display area and a second display area; an optical element which overlaps the second display area; a semiconductor layer disposed on the substrate; a first insulation layer disposed to cover the semiconductor layer; a gate conductor disposed on the first insulation layer; a second insulation layer disposed to cover the gate conductor; a data conductor disposed on the second insulation layer; a third insulation layer disposed to cover the data conductor; and a pixel electrode disposed on the data conductor. The data conductor disposed in the first display area includes an opaque conductor, and a part of the data conductor disposed in the second display area is a transparent conductor.
    Type: Application
    Filed: January 8, 2021
    Publication date: December 2, 2021
    Inventors: Ju Hyun LEE, Gyung Min BAEK, Do Keun SONG, Hyun Eok SHIN
  • Patent number: 11181468
    Abstract: Provided is an apparatus configured to analyze a component of an object, the apparatus including a signal detection sensor including a light source configured to emit light to the object, a detector configured to detect a signal of light scattered or reflected from the object, an ultrasonic generator configured to transmit an ultrasonic wave toward the object at irregular ultrasonic transmission time intervals to modulate a frequency of the light emitted to the object, and a controller configured to control the ultrasonic transmission time intervals of the ultrasonic generator to be irregular, and a processor configured to control the signal detection sensor and analyze the component of the object based on the signal of light detected by the detector.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: November 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Wook Shim, Hyun Seok Moon, Jong Keun Song
  • Publication number: 20210358028
    Abstract: According to one aspect of the present invention, a group account service providing server capable of converting a private account into a group account in real time through a terminal of the host of a comprises: an account management unit configured to convert a first account into a group account when a group account conversion request for the first account of a host of a group is generated; a transaction ledger management unit configured to record change information in a transaction ledger for the group account when the change information including at least one of a transaction occurrence event and an information occurrence event is generated for the group account; a virtual ledger management unit configured to generate a virtual ledger to be mapped to the transaction ledger when the first account is changed to the group account.
    Type: Application
    Filed: November 25, 2019
    Publication date: November 18, 2021
    Inventors: Byeoung Su LEE, Hyung Keun SONG, JIn Woo KIM, Eun Hyi KHO, Jung Hee KO, Jong Hwan OH, Geun Won MO, Sung Jun KIM, Jong Sun YOO, Yong Jun KIM, Tae Wan KIM, Seon Beom LEE, Jin HAN
  • Publication number: 20210280640
    Abstract: An organic light emitting display including a substrate, a first electrode and a second electrode on the substrate and facing each other, at least two organic light emitting layers between the first electrode and the second electrode, and at least two color filters on the second electrode, the organic light emitting layers emitting a first color light, and the color filters emitting a second color light and a third color light.
    Type: Application
    Filed: May 11, 2021
    Publication date: September 9, 2021
    Inventors: Ok Keun SONG, Sung Soo LEE
  • Publication number: 20210251508
    Abstract: An apparatus for estimating bio-information is provided. The apparatus includes: an ultrasound image acquirer configured to acquire ultrasound images of an object; a pressurizer configured to apply pressure to the object to occlude a blood vessel; and a processor configured to estimate a change in a diameter of the blood vessel using the ultrasound images acquired by the ultrasound image acquirer before and after an occlusion of the blood vessel, and estimate bio-information based on the estimated change in the diameter of the blood vessel.
    Type: Application
    Filed: August 13, 2020
    Publication date: August 19, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: So Young LEE, Jong Keun SONG, Byung Hoon KO, Hyun Seok MOON, Sang Kon BAE, Eui Seok SHIN, Jeong Eun HWANG
  • Publication number: 20210255092
    Abstract: Provided is an apparatus configured to analyze a component of an object, the apparatus including a signal detection sensor including a light source configured to emit light to the object, a detector configured to detect a signal of light scattered or reflected from the object, an ultrasonic generator configured to transmit an ultrasonic wave toward the object at irregular ultrasonic transmission time intervals to modulate a frequency of the light emitted to the object, and a controller configured to control the ultrasonic transmission time intervals of the ultrasonic generator to be irregular, and a processor configured to control the signal detection sensor and analyze the component of the object based on the signal of light detected by the detector.
    Type: Application
    Filed: August 17, 2020
    Publication date: August 19, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Wook SHIM, Hyun Seok MOON, Jong Keun SONG
  • Patent number: 11053520
    Abstract: The present disclosure pertains to a recombinant Corynebacterium glutamicum strain for production of glutaric acid and a method for production of glutaric acid by using the same. When used to produce glutaric acid, the recombinant Corynebacterium glutamicum strain guarantees an excellent output and allows the selective production of glutaric acid without generation of byproducts, which needs no isolation and purification processes and thus leads to an economical benefit. Consequently, the recombinant strain is useful for production of glutaric acid.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: July 6, 2021
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jeong Chan Joo, Hee Taek Kim, Bong Keun Song, Kyoung Hee Kang, Tae Uk Kang, Si Jae Park
  • Patent number: 11049912
    Abstract: An organic light emitting display including a substrate, a first electrode and a second electrode on the substrate and facing each other, at least two organic light emitting layers between the first electrode and the second electrode, and at least two color filters on the second electrode, the organic light emitting layers emitting a first color light, and the color filters emitting a second color light and a third color light.
    Type: Grant
    Filed: August 12, 2020
    Date of Patent: June 29, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ok Keun Song, Sung Soo Lee
  • Patent number: 11045228
    Abstract: Methods of manufacturing a custom arthroplasty resection guide or jig are disclosed herein. For example, one method may include: generating MRI knee coil two dimensional images, wherein the knee coil images include a knee region of a patient; generating MRI body coil two dimensional images, wherein the body cod images include a hip region of the patient, the knee region of the patient and an ankle region of the patient; in the knee coil images, identifying first locations of knee landmarks; in the body coil images, identifying second locations of the knee landmarks; run a transformation with the first and second locations, causing the knee coil images and body coil images to generally correspond with each other with respect to location and orientation.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: June 29, 2021
    Assignee: Howmedica Osteonics Corporation
    Inventors: Ilwhan Park, Keun Song, Oleg Mishin, Michael Santarella
  • Publication number: 20210188790
    Abstract: The present invention provides methods for treating or ameliorating metabolic diseases, cholestatic liver diseases, or organ fibrosis, which comprises administering to a subject a therapeutically effective amount of a pharmaceutical composition comprising an isoxazole derivative, a racemate, an enantiomer, or a diastereoisomer thereof, or a pharmaceutically acceptable salt of the derivative, the racemate, the enantiomer, or the diastereoisomer.
    Type: Application
    Filed: March 4, 2021
    Publication date: June 24, 2021
    Inventors: Jae-Hoon KANG, Hong-Sub Lee, Yoon-Suk Lee, Jin-Ah Jeong, Sung-Wook Kwon, Jeong-Guen Kim, Kyung-Sun Kim, Dong-Keun Song, Sun-Young Park, Kyeo-Jin Kim, Ji-Hye Choi, Hey-Min Hwang
  • Patent number: 11024796
    Abstract: Provided are an ultrasonic probe and a method of manufacturing the same. The method includes: forming a plurality of grooves by removing regions of a first insulating layer and a first silicon wafer from a first substrate including the first silicon wafer and the first insulating layer; bonding a second substrate including a second silicon wafer, a second insulating layer, and a silicon thin layer to the first substrate, such that the plurality of grooves turn into a plurality of cavities; removing the second silicon wafer from the second substrate; forming transducer cells on regions of the second insulating layer corresponding to the plurality of cavities; and forming a plurality of unit substrates by cutting the first substrate, the silicon thin layer, and the second insulating layer.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: June 1, 2021
    Assignee: SAMSUNG MEDISON CO., LTD.
    Inventors: Young-il Kim, Jong-keun Song, Tae-ho Jeon, Min-seog Choi