Patents by Inventor Yong-seop Yoon

Yong-seop Yoon 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: 10351790
    Abstract: The present invention provides an apparatus for molding gas hydrate pellets that includes: a pulverizer in which dehydrated gas hydrates are pulverized; a cooler having a rotating shaft provided therein, comprising a plurality of agitation blades installed along a height direction of the rotating shaft and configured to cool the gas hydrates to a predetermined temperature; a decompressor configured to decompress the cooled gas hydrates to a predetermined pressure; and a pellet molder configured to mold the decompressed gas hydrates to pellets.
    Type: Grant
    Filed: June 27, 2013
    Date of Patent: July 16, 2019
    Assignees: Dongguk University Industry-Academic Cooperation Foundation, Dongshin Hydraulics Co., Ltd., Korea Gas Corporation, Sungil Turbine Co., Ltd., Daewoo Engineering & Construction Co., Ltd.
    Inventors: Myung Ho Song, Yong Seok Yoon, In Kee Jung, Jung Wook Kim, Seung Hee An, Sang Yup Jang, Jae Won Lee, Sang M. Kim, Jin Seop Yang, Ta-Kwan Woo
  • Patent number: 10251559
    Abstract: Laser-induced ultrasonic wave apparatuses and methods of generating images using the same. The laser-induced ultrasonic wave apparatus includes a laser source which irradiates a laser beam to a target object and a thermoelastic material; a thermoelastic material which converts the laser beam to a first ultrasonic wave and irradiates the first ultrasonic wave to the target object; and a receiving unit which receives an echo acoustic wave of the first ultrasonic wave and receives a second ultrasonic wave generated by the target object due to the laser beam.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: April 9, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-chan Kang, Woon-bae Kim, Jong-seok Kim, Yong-seop Yoon
  • Patent number: 10105060
    Abstract: A breast scanning apparatus which uses photoacoustic ultrasonic waves is provided. The breast scanning apparatus includes a body which includes a first hole and a second hole which are horizontally parallel to each other; a first compression plate and a second compression plate, at least one of which is movable in a vertical direction with respect to the body; a first sliding plate and a second sliding plate, which are respectively installed on surfaces of the first compression plate and the second compression plate and are facing each other and are movable in a first direction; a first ultrasonic transducer array in the first compression plate and facing the first sliding plate; and a first laser head in the first compression plate, which is movable in a second direction which is perpendicular to the first direction.
    Type: Grant
    Filed: July 23, 2014
    Date of Patent: October 23, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-seok Kim, Sung-chan Kang, Hyung-joo Kim, Hyung-jae Shin, Yong-seop Yoon, Byung-gil Jeong, Seok-whan Chung, Chang-jung Kim
  • Patent number: 9865246
    Abstract: Provided are a laser-induced ultrasound generator and a method of manufacturing the laser-induced ultrasound generator. The laser-induced ultrasound generator includes: a substrate including a plurality of nanostructures provided on a first surface of the substrate; and a thermoelastic layer provided on the first surface of the substrate, the thermoelastic layer being configured to generate an ultrasound by absorbing a laser beam incident onto a second surface of the substrate, the second surface facing the first surface. The nanostructures may be cylinder-shaped nano-pillars.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: January 9, 2018
    Assignees: SAMSUNG ELECTRONICS CO., LTD., Korea Advanced Institute Of Science and Technology
    Inventors: Sung-chan Kang, Jong-seok Kim, Chang-jung Kim, Seung-bum Yang, Young-jae Oh, Yong-seop Yoon, Ki-hun Jeong
  • Patent number: 9459138
    Abstract: An ultrasonic transducer, and an ultrasonic wave generating apparatus and an ultrasonic system including the same. The ultrasonic transducer includes a light-absorbing layer configured to absorb light incident on the light-absorbing layer and to generate heat based on the absorbed light; and a thermoelastic layer which is disposed on the light-absorbing layer and which is configured to thermally expand based on the heat to generate ultrasonic waves.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: October 4, 2016
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Yong-seop Yoon, Sung-chan Kang, Yong-hyup Kim, Mi-ae Park, Jai-ick Yoh, Seok-hwan Lee, Woon-bae Kim, Jong-seok Kim, Hye-lynn Song, Eui-yun Jang
  • Patent number: 9426579
    Abstract: An electro-acoustic transducer includes a plurality of elements, in which each of the plurality of elements includes a plurality of cells, of which at least one of the plurality of cells includes a trench that is formed in a membrane.
    Type: Grant
    Filed: June 24, 2014
    Date of Patent: August 23, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-chan Kang, Dong-kyun Kim, Sang-ha Park, Jong-seok Kim, Yong-seop Yoon
  • Patent number: 9164278
    Abstract: A micro-optical switching device, an image display apparatus including the micro-optical switching device, and a method of manufacturing the micro-optical switching device are provided. The micro-optical switching device includes a substrate; a first electrode disposed on the substrate and including a first opening array, wherein the first opening array includes a plurality of openings; and a second electrode disposed spaced apart from the first electrode and including a second opening array including a plurality of openings, wherein the plurality of openings of the second opening array do not overlap with the plurality of openings of the first opening array.
    Type: Grant
    Filed: May 1, 2012
    Date of Patent: October 20, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-sik Shim, Jong-seok Kim, Yong-seop Yoon, Hyung Choi, Woon-bae Kim
  • Publication number: 20150215705
    Abstract: An electro-acoustic transducer includes a plurality of elements, in which each of the plurality of elements includes a plurality of cells, of which at least one of the plurality of cells includes a trench that is formed in a membrane.
    Type: Application
    Filed: June 24, 2014
    Publication date: July 30, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-chan KANG, Dong-kyun KIM, Sang-ha PARK, Jong-seok KIM, Yong-seop YOON
  • Publication number: 20150141795
    Abstract: A breast scanning apparatus which uses photoacoustic ultrasonic waves is provided. The breast scanning apparatus includes a body which includes a first hole and a second hole which are horizontally parallel to each other; a first compression plate and a second compression plate, at least one of which is movable in a vertical direction with respect to the body; a first sliding plate and a second sliding plate, which are respectively installed on surfaces of the first compression plate and the second compression plate and are facing each other and are movable in a first direction; a first ultrasonic transducer array in the first compression plate and facing the first sliding plate; and a first laser head in the first compression plate, which is movable in a second direction which is perpendicular to the first direction.
    Type: Application
    Filed: July 23, 2014
    Publication date: May 21, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-seok KIM, Sung-chan KANG, Hyung-joo KIM, Hyung-jae SHIN, Yong-seop YOON, Byung-gil JEONG, Seok-whan CHUNG, Chang-jung KIM
  • Publication number: 20150131408
    Abstract: Provided are a laser-induced ultrasound generator and a method of manufacturing the laser-induced ultrasound generator. The laser-induced ultrasound generator includes: a substrate including a plurality of nanostructures provided on a first surface of the substrate; and a thermoelastic layer provided on the first surface of the substrate, the thermoelastic layer being configured to generate an ultrasound by absorbing a laser beam incident onto a second surface of the substrate, the second surface facing the first surface. The nanostructures may be cylinder-shaped nano-pillars.
    Type: Application
    Filed: June 5, 2014
    Publication date: May 14, 2015
    Applicants: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-chan KANG, Jong-seok KIM, Chang-jung KIM, Seung-bum YANG, Young-jae OH, Yong-seop YOON, Ki-hun JEONG
  • Publication number: 20150112181
    Abstract: Provided are a wideband ultrasonic probe for a photoacoustic image and an ultrasound image. The wideband ultrasonic probe includes a first ultrasonic transducer array and a second ultrasonic transducer array that are disposed on a substrate; and a laser apparatus that comprises a laser irradiator configured to irradiate a laser light onto a diagnosis object, wherein the first ultrasonic transducer array receives a first ultrasonic wave which is generated from the diagnosis object on which the laser light is irradiated, and the second ultrasonic transducer array transmits a high frequency bandwidth ultrasonic wave toward the diagnosis object and receives a second ultrasonic wave that is reflected by the diagnosis object.
    Type: Application
    Filed: April 10, 2014
    Publication date: April 23, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yong-seop YOON, Sung-chan KANG, Jong-seok KIM, Sang-ha PARK, Seok-whan CHUNG
  • Publication number: 20140033822
    Abstract: An ultrasonic transducer, and an ultrasonic wave generating apparatus and an ultrasonic system including the same. The ultrasonic transducer includes a light-absorbing layer configured to absorb light incident on the light-absorbing layer and to generate heat based on the absorbed light; and a thermoelastic layer which is disposed on the light-absorbing layer and which is configured to thermally expand based on the heat to generate ultrasonic waves.
    Type: Application
    Filed: July 31, 2013
    Publication date: February 6, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-seop YOON, Sung-chan KANG, Yong-hyup KIM, Mi-ae PARK, Jai-ick YOH, Seok-hwan LEE, Woon-bae KIM, Jong-seok KIM, Hye-lynn SONG, Eui-yun JANG
  • Publication number: 20130345557
    Abstract: A light scanning probe includes: a probe main body; a light scanner that includes a scanner module that is driven to rotate and a beam reflector that includes a plurality of reflection surfaces which alter a path of light being scanned by the scanner module, wherein the light scanner is disposed within the probe main body; and an optical fiber that guides light which is received from a light input unit toward the scanner module. A medical imaging apparatus includes the light scanning probe that irradiates light toward an object; a receiver that receives a signal which is generated in the object; and a signal processor that processes the signal received by the receiver.
    Type: Application
    Filed: June 26, 2013
    Publication date: December 26, 2013
    Inventors: Jong-seok KIM, Sung-chan KANG, Woon-bae KIM, Yong-seop YOON, Hyung CHOI
  • Publication number: 20130303909
    Abstract: Laser-induced ultrasonic wave apparatuses and methods of generating images using the same. The laser-induced ultrasonic wave apparatus includes a laser source which irradiates a laser beam to a target object and a thermoelastic material; a thermoelastic material which converts the laser beam to a first ultrasonic wave and irradiates the first ultrasonic wave to the target object; and a receiving unit which receives an echo acoustic wave of the first ultrasonic wave and receives a second ultrasonic wave generated by the target object due to the laser beam.
    Type: Application
    Filed: May 3, 2013
    Publication date: November 14, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-Chan KANG, Woon-bae Kim, Jong-seok Kim, Yong-seop Yoon
  • Patent number: 8474937
    Abstract: Provided are an apparatus and method of controlling jetting of ink of an inkjet printer. The apparatus includes at least one print head chip, which includes a temperature sensor for sensing the temperature of the print head chip and a voltage controlled oscillator (VCO) for converting the sensed temperature to a frequency component. The apparatus may also include a counter, which converts the frequency component to a code information using a reference frequency component, and a controller, which controls the ink jetting operation of the at least one print head chip based on the code information and/or the frequency component.
    Type: Grant
    Filed: February 9, 2009
    Date of Patent: July 2, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Won Jeong, Hyung Choi, Yong-Seop Yoon, Moon-Chul Lee, Dong-Shik Shim
  • Patent number: 8419158
    Abstract: An apparatus to sense the temperature of an ink-jet head includes at least one or more CMOS (complementary metal oxide semiconductor) lateral BJTs (bipolar junction transistors) to sense the temperature of the ink-jet head, and a current supply unit to supply a current to the CMOS lateral BJTs. Minimum sized CMOS lateral BJTs are applied to an ink-jet printer head so that precise temperature control can be performed in a shuttle or array type ink-jet printer.
    Type: Grant
    Filed: June 16, 2008
    Date of Patent: April 16, 2013
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Yong-won Jeong, Hyung Choi, Eun-bong Han, Yong-seop Yoon, Moon-chul Lee, Dong-sik Shim
  • Publication number: 20130088856
    Abstract: A transmissive and reflective mode convertible display is provided including a converting unit convertible between a reflective mirror layer state and a light transmitting layer state and a shutter unit. Based on the state of the converting unit, the display may be drive to utilize light from a backlight transmitted through the converting unit or external light reflected off the converting unit.
    Type: Application
    Filed: July 3, 2012
    Publication date: April 11, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-seok KIM, Dong-sik SHIM, Yong-seop YOON, Hyung CHOI, Woon-bae KIM
  • Publication number: 20130070445
    Abstract: A micro-optical switching device, an image display apparatus including the micro-optical switching device, and a method of manufacturing the micro-optical switching device are provided. The micro-optical switching device includes a substrate; a first electrode disposed on the substrate and including a first opening array, wherein the first opening array includes a plurality of openings; and a second electrode disposed spaced apart from the first electrode and including a second opening array including a plurality of openings, wherein the plurality of openings of the second opening array do not overlap with the plurality of openings of the first opening array.
    Type: Application
    Filed: May 1, 2012
    Publication date: March 21, 2013
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-sik SHIM, Jong-seok KIM, Yong-seop YOON, Hyung CHOI, Woon-bae KIM
  • Patent number: 8349199
    Abstract: An ink feedhole of an inkjet printhead and a method of forming the same includes an ink feedhole that penetrates a substrate and has a width that narrows in an upper direction of the substrate, wherein at least one internal wall of the ink feedhole has a plurality of steps and inclines with respect to a surface of the substrate.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: January 8, 2013
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Yong-won Jeong, Yong-seop Yoon, Moon-chul Lee, Dong-sik Shim, Jong-seok Kim
  • Patent number: 8293123
    Abstract: A method of manufacturing an inkjet printhead, in which a solvent included in a positive photoresist composition or in a non-photosensitive soluble polymer composition which is used to form a sacrificial layer has a different polarity from that of a solvent included in a negative photoresist composition that is used to form at least one of a channel forming layer and a nozzle layer.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: October 23, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-jin Park, Su-min Kim, Jin-baek Kim, Yong-ung Ha, Yong-seop Yoon, Byung-ha Park