Patents by Inventor Yong Chung

Yong 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).

  • Patent number: 10026798
    Abstract: A static electricity prevention circuit of a display device including: a driving circuit configured to drive a display unit that displays an image, at least one clock signal wire configured to transmit a clock signal to the driving circuit, at least one transistor electrically coupled to the clock signal wire, and at least one capacitor including a first electrode coupled to a source electrode and to a drain electrode of the transistor, and a second electrode configured to be maintained at a voltage.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: July 17, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yong-Jae Kim, Bo-Yong Chung, Hae-Yeon Lee
  • Publication number: 20180166010
    Abstract: A display apparatus includes a plurality of pixels. Each pixel includes a first capacitor connected between a first voltage line receiving a driving signal and a first node; a first transistor comprising a control electrode connected to the first node, a first electrode connected to a second voltage line receiving a first power source signal, and a second electrode connected to a second node; an organic light emitting diode comprising an anode electrode connected to the second node and a cathode electrode receiving a second power source signal; a second capacitor connected between an m-th data line and the second node; a second transistor comprising a control electrode connected to an n-th gate line, a first electrode connected to the first node, and a second electrode connected to the second node; and a third transistor comprising a control electrode connected to an n-th scan line, a first electrode connected to the first voltage line, and a second electrode connected to the second node.
    Type: Application
    Filed: July 10, 2017
    Publication date: June 14, 2018
    Inventors: Jun-Hyun PARK, An-Su LEE, Bo-Yong CHUNG, Chong-Chul CHAI
  • Publication number: 20180166012
    Abstract: A display device includes a display panel including a first pixel, a second pixel, and a third pixel, a scan driver configure to provide a scan signal to the first through the third pixels, a data driver which provides a data signal to the first through the third pixels, a reference voltage generator which provides a first reference voltage that compensates a degradation of a first driving transistor, a second reference voltage that compensates a degradation of a second driving transistor, and a third reference voltage that compensates a degradation of a third driving transistor, and a timing controller which generates a control signal that controls the scan driver, the data driver, and the reference voltage generator.
    Type: Application
    Filed: February 9, 2018
    Publication date: June 14, 2018
    Inventors: Bo-Yong CHUNG, Dong-Gyu KIM, Hai-Jung IN
  • Publication number: 20180166516
    Abstract: A pixel includes first through fourth transistors and storage capacitor. The first transistor controls an amount of current flowing from a first driving power source to a second driving power source, via an organic light-emitting diode, based on a voltage of a first node. The second transistor is coupled between a first electrode of the first transistor and the first node, and is turned on when a scan signal is supplied to a scan line. The third transistor is coupled between a second electrode of the first transistor and a reference power source, and is turned on when the scan signal is supplied. The fourth transistor is coupled between an anode electrode of the organic light-emitting diode and a data line, and is turned on when the scan signal is supplied. The storage capacitor is coupled between the first node and the anode electrode of the organic light-emitting diode.
    Type: Application
    Filed: December 12, 2017
    Publication date: June 14, 2018
    Inventors: Chong Chul CHAI, Oh Kyong KWON, Nack Hyeon KEUM, Kyong Hwan OH, Bo Yong CHUNG, An Su LEE
  • Publication number: 20180158407
    Abstract: A pixel includes a plurality of transistors, a storage capacitor, and an organic light emitting diode. A first transistor controls the amount of current from a first driving power source to the organic light emitting diode based on a data voltage. A second transistor is connected to a data line and is turned on based on a scan signal. A third transistor coupled to the first transistor and is turned on based on the scan signal. A first stabilizing transistor is coupled to the third transistor or between the first and third transistors and is turned off when the third transistor is turned off.
    Type: Application
    Filed: November 14, 2017
    Publication date: June 7, 2018
    Inventors: Chong Chul CHAI, Dong Woo KIM, Kyoung Ju SHIN, Bo Yong CHUNG
  • Patent number: 9978305
    Abstract: An organic light emitting display can improve display quality by securing a charging time of a data signal. An organic light emitting display includes pixels, a data driver, a plurality of data drivers, and a control signal generator. The pixels are respectively positioned at areas defined by scan lines and data lines. The data driver sequentially supplies i (i is a natural number greater than or equal to 2) data signals to each of output lines during one horizontal period. The plurality of data dividers are respectively coupled to the output lines, and supply the i data signals to i data lines. The control signal generator sequentially supplies i control signals to the data dividers, corresponding to the i data signals. In the organic light emitting display, the data dividers supply a corresponding data signal to each data line during the one horizontal period.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: May 22, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hai-Jung In, Yong-Sung Park, Bo-Yong Chung
  • Publication number: 20180132592
    Abstract: A cosmetic container includes a container body including an accommodation space for containing contents and a latching rim formed on an outer circumferential surface of an opening, and a cap configured to be unlocked from or locked to the container body in a one-touch manner, in which the cap is removed from or coupled to the container body by touching a push cap, vertical movement of which is controlled by an ascending/descending guide cap and a knock member elastically supported by an elastic member inside the ascending/descending guide cap, so that one or more opening/closing operation units, each of which has a hinge-coupling portion, perform an opening/closing operation to be caught by or released from the latching rim of the container body, thereby considerably conveniently and simply achieving an opening/closing manipulation of the cap with respect to the container body.
    Type: Application
    Filed: August 18, 2017
    Publication date: May 17, 2018
    Inventor: In Yong CHUNG
  • Publication number: 20180129283
    Abstract: A method of controlling an operation of a display device using eye movements and a device for performing the method are provided. The method includes receiving eye movement information of a user; receiving blinking information of the user; generating a control command corresponding to the eye movement information and the blinking information; and controlling an operation of the display device based on the generated control command.
    Type: Application
    Filed: January 8, 2018
    Publication date: May 10, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-seok LEE, Kyung-hwa YU, Sang-won LEIGH, Jin-yong CHUNG, Sung-goo CHO
  • Publication number: 20180115193
    Abstract: A wireless power receiver is disclosed. The wireless power receiver according to an embodiment of the present invention comprises: a resonator for receiving wireless power; a rectifier for converting alternating current power received from the resonator to direct current power and supplying output power to a load; and a control unit for adjusting a resonant frequency of the resonator to directly control the output power of the rectifier supplied to the load.
    Type: Application
    Filed: March 15, 2016
    Publication date: April 26, 2018
    Applicant: MAPS, INC.
    Inventors: Jong Tae HWANG, Hyun Ick SHIN, Sang O JEON, Dae Ho KIM, Hui Yong CHUNG, Joon RHEE
  • Publication number: 20180085337
    Abstract: The present disclosure provides a compound represented by Formula (I) and a pharmaceutically acceptable salt which are effective as a dopamine reuptake inhibitor and a method of using the compound: wherein X is independently halo, alkyl, alkoxy or nitro; m is 0, 1, 2, 3 or 4; n is 1 or 2; R1 and R2 are independently H— or alkyl; R3 is H—, alkyl or aralkyl; and R4 is H— or aryl.
    Type: Application
    Filed: November 7, 2017
    Publication date: March 29, 2018
    Inventors: Young-Soon KANG, Jin-Yong CHUNG, Cheol-Young MAENG, Han-Ju YI, Ki-Ho LEE, Joon HEO, Eun-Hee CHAE, Yu-Jin SHIN
  • Publication number: 20180074076
    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: Application
    Filed: August 14, 2017
    Publication date: March 15, 2018
    Applicant: The United States of America, as represented by the Secretary, Dept. of Health and Human Services
    Inventors: Stephen M. Hewitt, Joon-Yong Chung, Udayan Guha
  • Publication number: 20180061860
    Abstract: A thin film transistor includes a substrate, a semiconductor layer on the substrate, a first insulating layer covering the substrate and the semiconductor layer, a first gate electrode on the first insulating layer and overlapping the semiconductor layer, a second insulating layer covering the first gate electrode and the first insulating layer, a second gate electrode on the second insulating layer and overlapping the semiconductor layer and the first gate electrode, a third insulating layer covering the second gate electrode, a first contact hole defined in the first insulating layer, the second insulating layer and the third insulating layer, and through which a portion of the semiconductor layer is exposed, and a source electrode and a drain electrode connected to the semiconductor layer through the first contact hole.
    Type: Application
    Filed: October 24, 2017
    Publication date: March 1, 2018
    Inventors: Jung-Bae KIM, Bo-Yong CHUNG, Hai-Jung IN, Dong-Gyu KIM
  • Patent number: 9892688
    Abstract: A display includes: a display panel, scan and data drivers, an ADC, a controller, and a data switch. In a first initialization period, the data switch connects data lines to the data driver, which applies an initialization voltage thereto. In a first sensing period, the data switch connects the data lines to the ADC. The ADC receives analog sensing signals corresponding to first voltages of the data lines, and converts the analog sensing signals into digital sensing signals output to the controller. In a second initialization period, the data switch connects the data lines to the data driver, which applies the initialization voltage thereto. In a second sensing period, voltages at the data lines change to second voltages, the data switch connects the ADC to the data lines, and the ADC converts analog sensing signals corresponding to the second voltages into digital sensing signals output to the controller.
    Type: Grant
    Filed: May 29, 2015
    Date of Patent: February 13, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hai Jung In, Dong Gyu Kim, Jung Bae Kim, Bo Yong Chung
  • Patent number: 9886891
    Abstract: A sensing driving circuit and a display device including the same are disclosed. In one aspect, the sensing driving circuit includes a plurality of stages configured to respectively output a plurality of sensing signals and including a (K)th stage and a (K+1)th stage. The (K)th stage includes a shift register configured to provide a (K)th carry signal to the (K+1)th stage; and a masking buffer configured to output a (K)th sensing signal. The masking buffer includes a first input circuit configured to provide i) an input signal to a first node based on a node driving signal and ii) a first power voltage to a second node based on the input signal and the node driving signal. The masking buffer also includes a node masking circuit configured to supply the first power voltage to the first node based on a masking signal.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: February 6, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hai-Jung In, Bo-Yong Chung
  • Publication number: 20180033377
    Abstract: A data driver capable of displaying images with a substantially uniform brightness, an organic light emitting display device using the same, and a method of driving the organic light emitting display device. The data driver includes a plurality of current sink units for controlling predetermined currents to flow through data lines, a plurality of voltage generators for resetting values of gray scale voltages using compensation voltages generated when the predetermined currents flow, a plurality of digital-to-analog converters for selecting one gray scale voltage among the gray scale voltages as a data signal in response to bit values of the data supplied from the outside, and a plurality of switching units for supplying the data signal to the data lines. The predetermined currents may be set equal to pixel currents that correspond to a maximum brightness.
    Type: Application
    Filed: October 12, 2017
    Publication date: February 1, 2018
    Inventors: Do Hyung Ryu, Bo Yong Chung, Hong Kwon Kim, Oh Kyong Kwon
  • Publication number: 20180032271
    Abstract: A semiconductor memory device includes a memory cell array including a plurality of pages, peripheral circuits programming memory cells included in a selected page of the plurality of pages into a plurality of program states, and a control logic controlling the peripheral circuits to perform a program operation, wherein the control logic controls the peripheral circuits so that a first variable pass voltage applied to a page adjacent to the selected page is different from a pass voltage applied to remaining unselected pages during a program operation for a first set program state having a low threshold voltage distribution, among the plurality of program states.
    Type: Application
    Filed: January 5, 2017
    Publication date: February 1, 2018
    Inventors: Ji Hyun SEO, Eun Mee KWON, Sung Yong CHUNG
  • Patent number: 9881689
    Abstract: An emission driver and a display device having the same are disclosed. In one aspect, the emission driver includes a plurality of stages each configured to output an emission control signal, wherein each of the stages includes first and second driving blocks and a buffer block. The buffer block is configured to selectively output an emission control signal so as to operate in a sequential emission mode or in a simultaneous emission mode, the stages being configured to sequentially output a plurality of the emission control signals in the sequential emission mode and substantially simultaneously output the emission control signals in the simultaneous emission mode. The buffer block is further configured to determine a duration in which the emission control signal has a first voltage level based on an interval between time points when first and second intermediate signals have low voltage levels.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: January 30, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hae-Yeon Lee, Bo-Yong Chung, Na-Young Kim
  • Patent number: 9864429
    Abstract: A method of controlling an operation of a display device using eye movements and a device for performing the method are provided. The method includes receiving eye movement information of a user; receiving blinking information of the user; generating a control command corresponding to the eye movement information and the blinking information; and controlling an operation of the display device based on the generated control command.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: January 9, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-seok Lee, Kyung-hwa Yu, Sang-won Leigh, Jin-yong Chung, Sung-goo Cho
  • Publication number: 20170349597
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: July 31, 2017
    Publication date: December 7, 2017
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Patent number: 9833432
    Abstract: The present disclosure provides a compound represented by Formula (I) and a pharmaceutically acceptable salt which are effective as a dopamine reuptake inhibitor and a method of using the compound: wherein X is independently halo, alkyl, alkoxy or nitro; m is 0, 1, 2, 3 or 4; n is 1 or 2; R1 and R2 are independently H— or alkyl; R3 is H—, alkyl or aralkyl; and R4 is H— or aryl.
    Type: Grant
    Filed: June 28, 2016
    Date of Patent: December 5, 2017
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    Inventors: Young-Soon Kang, Jin-Yong Chung, Cheol-Young Maeng, Han-Ju Yi, Ki-Ho Lee, Joon Heo, Eun-Hee Chae, Yu-Jin Shin