Patents by Inventor Yong An Chung

Yong An Chung 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: 20220173116
    Abstract: A memory device is described. Generally, the device includes a string of memory transistors, a source select transistor coupled to a first end of the string of memory transistor and a drain select transistor coupled to a second end of the string of memory transistor. Each memory transistor includes a gate electrode formed adjacent to a charge trapping layer and there is neither a source nor a drain junction between adjacent pairs of memory transistors or between the memory transistors and source select transistor or drain select transistor. In one embodiment, the memory transistors are spaced apart from adjacent memory transistors and the source select transistor and drain select transistor, such that channels are formed therebetween based on a gate fringing effect associated with the memory transistors. Other embodiments are also described.
    Type: Application
    Filed: February 14, 2022
    Publication date: June 2, 2022
    Inventors: Youseok Suh, Sung-Yong Chung, Ya-Fen LIN, Yi-Ching Jean Wu
  • Patent number: 11348513
    Abstract: A scan driver includes a first transistor including gate, first, and second electrodes coupled to a Q node, a scan clock line, and a scan line. A second transistor includes gate and first electrodes coupled to a scan carry line, and a second electrode coupled to the Q node. A third transistor includes gate and first electrodes coupled to a first control line and a sensing carry line. A fourth transistor includes a gate and first electrode coupled to the sensing carry line and the third transistor first electrode. A fifth transistor includes gate, first, and second electrodes coupled to a fourth transistor second electrode, a second control line, and a node. A capacitor includes first and second electrodes coupled to the fifth transistor first and gate electrodes. A sixth transistor includes gate, first, and second electrodes coupled to a third control line, the node, and the Q node.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: May 31, 2022
    Inventors: Yang Hwa Choi, Bo Yong Chung
  • Patent number: 11328667
    Abstract: A display panel driver drives pixels based on first power having at least three voltage levels, second power having a constant voltage, and third power having two voltage levels. Each pixel includes a first transistor connected between first and second nodes and including a gate electrode to receive a scan signal, a second transistor connected between the second node and a third node in series with the first transistor and including a gate electrode to receive the third power, and a driving transistor connected between a source of the first power and the third node and including a gate electrode connected to the first electrode to control a driving current for an organic light emitting diode. A first capacitor is connected between a source of the third power and the first node, and a second capacitor is connected between the second node and one of the data lines.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: May 10, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun-Hyun Park, Young-Wan Seo, An-Su Lee, Bo-Yong Chung, Kang-Moon Jo, Chong-Chul Chai
  • Publication number: 20220139954
    Abstract: A semiconductor memory device includes a third insulating pattern and a first insulating pattern on a substrate, the third insulating pattern and the first insulating pattern being spaced apart from each other in a first direction that is perpendicular to the substrate such that a bottom surface of the third insulating pattern and a top surface of the first insulating pattern face each other, a gate electrode between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and including a first side extending between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and a second insulating pattern that protrudes from the first side of the gate electrode by a second width in a second direction, the second direction being different from the first direction.
    Type: Application
    Filed: January 14, 2022
    Publication date: May 5, 2022
    Inventors: Joo-Heon KANG, Tae Hun KIM, Jae Ryong SIM, Kwang Young JUNG, Gi Yong CHUNG, Jee Hoon HAN, Doo Hee HWANG
  • Publication number: 20220139327
    Abstract: A scan driver including a plurality of scan stages. A first scan stage among the plurality of scan stages includes first-to-sixth transistors and a first capacitor. The first transistor is connected to a first Q node, a first scan clock line, and a first scan line. A second transistor is connected to a first scan carry line and the first Q node. A third transistor is connected to a first sensing carry line and a second sensing carry line. A fourth transistor is connected to a first control line and the third transistor. A fifth transistor is connected to the fourth transistor, a second control line, and a first node. A first capacitor is connected to the fifth transistor. A sixth transistor is connected to a third control line, the first node, and the first Q node.
    Type: Application
    Filed: January 17, 2022
    Publication date: May 5, 2022
    Inventors: Jong Hee KIM, Tak Young LEE, Bo Yong CHUNG, Yang Hwa CHOI
  • Patent number: 11322093
    Abstract: A pixel circuit includes a first switching element including a control electrode connected to a first node, an input electrode which receives a first power voltage and an output electrode connected to a third node, a second switching element including a control electrode which receives a compensation gate signal, an input electrode connected to a second node and an output electrode connected to the third node, a third switching element including a control electrode which receives a write gate signal, an input electrode connected to the first node and an output electrode connected to the second node, a storage capacitor including a first electrode which receives an initialization voltage and a second electrode connected to the first node, a program capacitor which receives a data voltage and connected to the second node, and an organic light emitting element connected to the third node and which receives a second power voltage.
    Type: Grant
    Filed: October 5, 2020
    Date of Patent: May 3, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jun Hyun Park, Chong Chui Chai, Young Wan Seo, An Su Lee, Bo Yong Chung, Kang Moon Jo
  • Patent number: 11313772
    Abstract: Disclosed herein are compositions for fixing tissue for cytologic, histomorphologic, and/or molecular analysis (e.g., DNA, RNA, and/or protein analysis). In some embodiments, the fixatives are aldehyde-free fixatives, for example, formaldehyde- or formalin-free fixatives. Particular disclosed compositions include buffered ethanol. The buffer is a phosphate buffer or phosphate buffered saline (PBS) in some examples. In further embodiments, the fixative includes additional components, such as glycerol and/or acetic acid.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: April 26, 2022
    Assignee: The United States of America, as represented by the Secretary, Department of Health and Human Services
    Inventors: Stephen M. Hewitt, Joon-Yong Chung, Candice D. Perry, Robert A. Star
  • Publication number: 20220117936
    Abstract: Provided is a method for screening a modulator of a viral infection by detecting an interaction of angiotensin converting enzyme 2 (ACE2) and a spike protein with a biosensing platform. Also provided is a compound of formula (I) as a modulator of a viral infection, where R, X, A, R3 to R5, and m are as defined herein, and a method for protecting a subject from a viral infection by administering with the compound.
    Type: Application
    Filed: October 20, 2021
    Publication date: April 21, 2022
    Inventors: Chia-Ching Chang, Dar-Bin Shieh, Chia-Yu Chang, Lik Voon Kiew, Choon-Han Heh, Bey-Fen Leo, Lip-Yong Chung
  • Publication number: 20220048692
    Abstract: Proposed herein is a dispenser type beverage container including: a cartridge cover member having a cartridge insertion space into which a cartridge storing a target material to be mixed is inserted; a main body located below the cartridge cover member to contain the target material discharged from the cartridge in an inner space thereof; and a button member of which the inner face of the upper portion capable of doing a rectilinear motion is arranged to meet an end of the cartridge inserted into the cartridge cover member, so that the target material stored in the cartridge is discharged into the main body when the upper portion is pressed down by external pressure.
    Type: Application
    Filed: September 9, 2020
    Publication date: February 17, 2022
    Inventor: In Yong CHUNG
  • Patent number: 11251189
    Abstract: A memory device is described. Generally, the device includes a string of memory transistors, a source select transistor coupled to a first end of the string of memory transistor and a drain select transistor coupled to a second end of the string of memory transistor. Each memory transistor includes a gate electrode formed adjacent to a charge trapping layer and there is neither a source nor a drain junction between adjacent pairs of memory transistors or between the memory transistors and source select transistor or drain select transistor. In one embodiment, the memory transistors are spaced apart from adjacent memory transistors and the source select transistor and drain select transistor, such that channels are formed therebetween based on a gate fringing effect associated with the memory transistors. Other embodiments are also described.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: February 15, 2022
    Assignee: LONGITUDE FLASH MEMORY SOLUTIONS LTD.
    Inventors: Youseok Suh, Sung-Yong Chung, Ya-Fen Lin, Yi-Ching Jean Wu
  • Publication number: 20220036830
    Abstract: An organic light emitting display device includes pixels, a sensor configured to extract at least one of deviation information of first transistors of the pixels and deterioration information of OLEDs of the pixels in a sensing period, and a converter configured to change a bit of first data input from the outside by using at least one of the deviation information and the deterioration information, and to generate second data, wherein a pixel at an ith horizontal line includes an OLED, a first transistor configured to control an amount of a current that flows from a first power source via the OLED in response to a voltage of a first node, second and third transistors configured to turn on when a scan signal is supplied to an ith scan line, and a fourth transistor configured to turn on when a control signal is supplied to an ith control line.
    Type: Application
    Filed: October 15, 2021
    Publication date: February 3, 2022
    Applicant: Samsung Display Co., Ltd.
    Inventors: Hai Jung In, Dong Gyu Kim, Bo Yong Chung
  • Patent number: 11238811
    Abstract: A stage and a scan driver having the same. The stage outputs a scan signal and a sensing signal to a scan line and a sensing line, respectively. The stage includes a first controller configured to control a voltage of a sensing node and a driving node based on first to third control signals and a carry signal of the stage and another stage connected to the stage, a second controller configured to control a voltage of an inversion driving node based on a first carry clock signal, the voltage of the driving node, and the third control signal, and a first output buffer configured to output a second carry clock signal or a second low potential power as the carry signal in correspondence with the voltage of the driving node and the inversion driving node.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: February 1, 2022
    Assignee: Samsung Display Co, Ltd.
    Inventors: Bo Yong Chung, Tak Young Lee, Sang Uk Lim
  • Patent number: 11237169
    Abstract: Compositions, methods and kits are described for identifying biomolecules (e.g., proteins and nucleic acids) expressed in a biological sample that are associated with the presence, development, or progression of a disease (such as cancer), or more generally determination of the etiology or risk factors associated with a disease. Sample types analyzed by the disclosed methods include but are not limited to archival tissue blocks that have been preserved in a fixative, tissue biopsy samples, tissue microarrays, and so forth. The methods disclosed herein correlate expression profiles of biomolecules with various disease types, and allow for the determination of relative survival rates; in some embodiments, the methods permit determination of survival rates for a subject with cancer. In other embodiments, the disclosure relates to methods for evaluating therapeutic regimes for the treatment, such as treatment of cancer.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: February 1, 2022
    Assignee: The United States of America, as represented by the Secretary, Department of Health and Human Services
    Inventors: Stephen M. Hewitt, Joon-Yong Chung
  • Patent number: 11231777
    Abstract: A method of controlling a device is provided. The method includes receiving eye movement information of a user. A gazed position within a display area of the device is identified based on the eye movement information of the user. A position of a cursor corresponding to the gazed position is corrected based on the eye movement information. A control command corresponding to an area within the display area of the device is generated, based on the gazed position and the eye movement information. An operation of the device is controlled based on the control command.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: January 25, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-seok Lee, Kyung-hwa Yu, Sang-won Leigh, Jin-yong Chung, Sung-goo Cho
  • Patent number: 11227552
    Abstract: A scan driver including a plurality of scan stages. A first scan stage among the plurality of scan stages includes first-to-sixth transistors and a first capacitor. The first transistor is connected to a first Q node, a first scan clock line, and a first scan line. A second transistor is connected to a first scan carry line and the first Q node. A third transistor is connected to a first sensing carry line and a second sensing carry line. A fourth transistor is connected to a first control line and the third transistor. A fifth transistor is connected to the fourth transistor, a second control line, and a first node. A first capacitor is connected to the fifth transistor. A sixth transistor is connected to a third control line, the first node, and the first Q node.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: January 18, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Hee Kim, Tak Young Lee, Bo Yong Chung, Yang Hwa Choi
  • Patent number: 11227870
    Abstract: A semiconductor memory device includes a third insulating pattern and a first insulating pattern on a substrate, the third insulating pattern and the first insulating pattern being spaced apart from each other in a first direction that is perpendicular to the substrate such that a bottom surface of the third insulating pattern and a top surface of the first insulating pattern face each other, a gate electrode between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and including a first side extending between the bottom surface of the third insulating pattern and the top surface of the first insulating pattern, and a second insulating pattern that protrudes from the first side of the gate electrode by a second width in a second direction, the second direction being different from the first direction.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: January 18, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joo-Heon Kang, Tae Hun Kim, Jae Ryong Sim, Kwang Young Jung, Gi Yong Chung, Jee Hoon Han, Doo Hee Hwang
  • Patent number: 11183124
    Abstract: A scan driver for a display device includes a plurality of stages outputting scan signals. A first stage of the plurality of stages includes first to sixth transistors connected to a first carry clock line, a carry line, a previous carry line, and a second carry clock line. In a first frame period, the second carry clock line is configured to receive a second carry clock signal having at least one pulse with substantially the same phase as at least one of first pulses of a first carry clock signal to be applied to the first carry clock line.
    Type: Grant
    Filed: October 7, 2020
    Date of Patent: November 23, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yang Hwa Choi, Bo Yong Chung, Tak Young Lee, Sang Uk Lim
  • Publication number: 20210335811
    Abstract: A nonvolatile memory device includes a substrate including a cell array region, a first gate electrode including an opening on the cell array region of the substrate, a plurality of second gate electrodes stacked above the first gate electrode and including convex portions having an outward curve extending toward the substrate, and a word line cutting region cutting the opening and the convex portions.
    Type: Application
    Filed: January 7, 2021
    Publication date: October 28, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Gi Yong CHUNG, Ho Jin KIM, Young-Jin KWON, Dong Seog EUN
  • Patent number: 11151947
    Abstract: An organic light emitting display device includes pixels, a sensor configured to extract at least one of deviation information of first transistors of the pixels and deterioration information of OLEDs of the pixels in a sensing period, and a converter configured to change a bit of first data input from the outside by using at least one of the deviation information and the deterioration information, and to generate second data, wherein a pixel at an ith horizontal line includes an OLED, a first transistor configured to control an amount of a current that flows from a first power source via the OLED in response to a voltage of a first node, second and third transistors configured to turn on when a scan signal is supplied to an ith scan line, and a fourth transistor configured to turn on when a control signal is supplied to an ith control line.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: October 19, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hai Jung In, Dong Gyu Kim, Bo Yong Chung
  • Patent number: 11147355
    Abstract: An embodiment of this invention provides a cosmetic applicator including a drawing unit containing and applying a cosmetic and a cap unit being configured to be detachably coupled to the drawing unit. The cap unit includes a geometry module and is configured to guide the drawing unit during an eye makeup.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: October 19, 2021
    Assignee: CTK COSMETICS CO., LTD.
    Inventors: In Yong Chung, Won Geun Go