Patents by Inventor Kwang-yoon Lee

Kwang-yoon Lee 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: 20240170028
    Abstract: Provided is a memory device, including a plurality of memory banks. Each of the memory banks includes a memory array and a driver circuit. The driver circuit is coupled to the memory array, arranged to operably write data to the memory array according to write signals. The driver circuit includes a plurality of row driver circuits each coupled to a row of the memory cells. A global driver power circuit coupled to the row driver circuits in the plurality of memory banks to provide a global driver power. Each of the memory banks further includes a local driver power circuit coupled to respective row driver circuits in each of the memory banks to provide a local driver power. The local driver power circuit includes a first P-type MTCMOS coupled to a supply voltage and a control signal, controlled by the control signal to provide a local multi-threshold power signal to the respective row driver circuits.
    Type: Application
    Filed: November 23, 2022
    Publication date: May 23, 2024
    Inventors: Youngjin Yoon, Kwang Kyung Lee, Seung Cheol Bae, Kangmin Lee, Sangmin Jun, Sun Byeong Yoon
  • Publication number: 20240172501
    Abstract: A display panel in one example includes a substrate, an anode including an emission region on the substrate, a reference voltage line adjacent to the anode, and a branch line connected to the reference voltage line to apply a reference voltage from the reference voltage line to the anode via a switching element. The branch line includes a semiconductor layer, and the branch line is between the reference voltage line and the anode.
    Type: Application
    Filed: January 29, 2024
    Publication date: May 23, 2024
    Applicant: LG Display Co., Ltd.
    Inventors: Dong Yoon LEE, Kwang Yong CHOI, Seong Hwan HWANG, Byeong Uk GANG, Hye Min PARK
  • Patent number: 11944661
    Abstract: The present invention provides a pharmaceutical composition for prevention or treatment of a stress disease and depression, the pharmaceutical composition be safely useable without toxicity and side effects by using an extract of leaves of Vaccinium bracteatum Thunb., which is natural resource of Korea, so that the reduction of manufacturing and production costs and the import substitution and export effects can be expected through the replacement of a raw material for preparation with a plant inhabiting in nature.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: April 2, 2024
    Assignee: JEONNAM BIOINDUSTRY FOUNDATION
    Inventors: Chul Yung Choi, Dool Ri Oh, Yu Jin Kim, Eun Jin Choi, Hyun Mi Lee, Dong Hyuck Bae, Kyo Nyeo Oh, Myung-A Jung, Ji Ae Hong, Kwang Su Kim, Hu Won Kang, Jae Yong Kim, Sang O Pan, Sung Yoon Park, Rack Seon Seong
  • Patent number: 11925084
    Abstract: A display panel can include a substrate, a light-emitting element including an emission region on the substrate, a reference voltage line adjacent to the light-emitting element, and a branch line connected to the reference voltage line to apply a reference voltage to light-emitting element. The light-emitting element can emit light on the emission region in a direction of the substrate. Further, the branch line can include a semiconductor layer, and the semiconductor layer of the branch line can overlap the emission region.
    Type: Grant
    Filed: December 16, 2022
    Date of Patent: March 5, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Dong Yoon Lee, Kwang Yong Choi, Seong Hwan Hwang, Byeong Uk Gang, Hye Min Park
  • Patent number: 9941725
    Abstract: A method and an electronic device for supplying power to a battery are provided. The electronic device includes a housing, a battery disposed inside the housing, and a power management circuit configured to control power supplied from an external power source to the battery. The power management circuit is configured to supply power from the external power source to the battery to apply a substantially constant current to the battery during a first time interval, supply power from the external power source to the battery to maintain a substantially constant voltage in the battery during a second time interval following the first time interval, sense a current value applied to the battery and a voltage value of the battery, and determine a duration of the first time interval based on at least part of the sensed current value and the sensed voltage value.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: April 10, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Kwang-Yoon Lee
  • Publication number: 20170222450
    Abstract: A method and an electronic device for supplying power to a battery are provided. The electronic device includes a housing, a battery disposed inside the housing, and a power management circuit configured to control power supplied from an external power source to the battery. The power management circuit is configured to supply power from the external power source to the battery to apply a substantially constant current to the battery during a first time interval, supply power from the external power source to the battery to maintain a substantially constant voltage in the battery during a second time interval following the first time interval, sense a current value applied to the battery and a voltage value of the battery, and determine a duration of the first time interval based on at least part of the sensed current value and the sensed voltage value.
    Type: Application
    Filed: February 5, 2016
    Publication date: August 3, 2017
    Inventor: Kwang-Yoon LEE
  • Patent number: 9511278
    Abstract: There are provided a basketball game console, a network basketball game console, and basketball method using the same. The invention includes an image detecting unit, an identification unit, a central processing unit, and a driving unit. The central processing unit controls such that images of a ball received in the image detecting unit are identified when a passing detection sensor detects signals. Therefore, it is possible to identify a color, pattern, or clean shot of the ball going into a rim. The game console allows a multi-play game so that it is possible to play more interesting games over a network.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: December 6, 2016
    Assignee: ANDAMIRO CO., LTD.
    Inventors: Kwang Yoon Lee, Geun Seok Heo, Kyung Moon Joo, Se Jin Park
  • Publication number: 20140087796
    Abstract: There are provided a basketball game console, a network basketball game console, and basketball method using the same. The invention includes an image detecting unit, an identification unit, a central processing unit, and a driving unit. The central processing unit controls such that images of a ball received in the image detecting unit are identified when a passing detection sensor detects signals. Therefore, it is possible to identify a color, pattern, or clean shot of the ball going into a rim. The game console allows a multi-play game so that it is possible to play more interesting games over a network.
    Type: Application
    Filed: March 9, 2011
    Publication date: March 27, 2014
    Applicant: ANDAMIRO CO., LTD.
    Inventors: Kwang Yoon Lee, Geun Seok Heo, Kyung Moon Joo, Se Jin Park
  • Patent number: 8595409
    Abstract: An apparatus and method for reorganizing mapping information in a flash memory are provided. The apparatus includes a sector-managing module that secures a mapping sector where mapping information is recorded in a physical unit, and determines whether user data is recorded up to a sector located in a predetermined position, and a mapping-information-recording module that records the mapping information in the mapping sector according to a result of the determination. Here, the mapping information includes a relation of a physical sector storing the user data and a logical sector corresponding to the physical sector.
    Type: Grant
    Filed: July 6, 2007
    Date of Patent: November 26, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-kyu Kim, Kyoung-il Bang, Song-ho Yoon, Kwang-yoon Lee
  • Patent number: 8115876
    Abstract: Disclosed is an apparatus and a method for receiving digital broadcasting. The method includes receiving and outputting digital broadcasting data through a selected channel based on a user request, storing channel information about the selected channel, re-selecting a channel using the stored channel information if synchronization of the received digital broadcasting data is not achieved and receiving digital broadcasting data through the re-selected channel. Accordingly, it is possible to reduce unnecessary power consumption of the apparatus for receiving digital broadcasting and prevent the apparatus for receiving digital broadcasting from being down or inoperative in a weak electric field and other specific environments.
    Type: Grant
    Filed: June 7, 2006
    Date of Patent: February 14, 2012
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Jun Yoon, Kwang-Yoon Lee
  • Patent number: 7660159
    Abstract: Methods and devices for programming control information perform a lower-speed programming of a given cell type in a first area of memory array, confirm a result of the lower-speed programming of the given cell type in the first area of memory array, and perform a higher-speed programming of the given cell type in a second area of memory array after confirming the result of the lower-speed programming. An initial programming voltage of the higher-speed programming may be different from that of the lower-speed programming. The first programming may be a lower-speed operation, such as the writing of data, and the second programming may be a higher-speed operation, such as the writing of control information.
    Type: Grant
    Filed: November 30, 2004
    Date of Patent: February 9, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-won Hwang, Jin-Yub Lee, Bum-Soo Kim, Kwang-Yoon Lee, Chan-Ik Park
  • Patent number: 7604733
    Abstract: A biological removal method of phosphorus and nitrogen includes supplying a mixture gas into a gas holder. Inflow water and return water are supplied into the gas holder to make the mixture gas dissolved in the inflow water and the return water. The return water was provided from a granulation biological reaction tank. The inflow water and the return water including the dissolved mixture gas are transported to the granulation biological reaction tank. A nitrogen-based component is removed from the inflow water and the return water using methan-oxidizing bacteria granulated in the granulation biological reaction tank. Treated water without the nitrogen-based component is transported to an anoxic tank for treatment, and discharged from the anoxic tank.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: October 20, 2009
    Assignees: Korea Institute of Construction Technology, Daewoo Engineering & Construction Co., Ltd.
    Inventors: Kwang-Soo Kim, Hee-Ja Lee, I-Tae Kim, Kwang-Ho Ahn, Chai-Sung Gee, Sung-Youn Kim, Ji-Seon Yoo, Eui-Sin Lee, Sung-Pok Paik, Chul-Ki Oh, Kwang-Yoon Lee
  • Publication number: 20090173679
    Abstract: A biological removal method of phosphorus and nitrogen includes supplying a mixture gas into a gas holder. Inflow water and return water are supplied into the gas holder to make the mixture gas dissolved in the inflow water and the return water. The return water was provided from a granulation biological reaction tank. The inflow water and the return water including the dissolved mixture gas are transported to the granulation biological reaction tank. A nitrogen-based component is removed from the inflow water and the return water using methan-oxidizing bacteria granulated in the granulation biological reaction tank. Treated water without the nitrogen-based component is transported to an anoxic tank for treatment, and discharged from the anoxic tank.
    Type: Application
    Filed: March 16, 2009
    Publication date: July 9, 2009
    Applicants: KOREA INSTITUTE OF CONTRUCTION TECHNOLOGY, DAEWOO ENGINEERING & CONSTRUCTION CO., LTD.
    Inventors: Kwang-soo Kim, Hee-Ja Lee, I-Tae Kim, Kwang-Ho Ahn, Chai-Sung Gee, Sung-Youn Kim, Ji-Seon Yoo, Eui-Sin Lee, Sung-Pok Paik, Chul-Ki Oh, Kwang-Yoon Lee
  • Patent number: 7526600
    Abstract: A data management device and a data management method for a flash memory, in which physical addresses are classified according to pages, each of which is a physical data operation unit, and a predetermined data operation is performed with respect to the classified physical addresses. The data management device and method reduce time required for the data operation in a large-block flash memory, in which a physical data operation unit is larger than a logical data operation unit. As a result, an optimal data operation can be achieved in a large-block flash memory.
    Type: Grant
    Filed: December 6, 2004
    Date of Patent: April 28, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-hyun In, Hyo-jun Kim, Kwang-yoon Lee, Tae-sun Chung
  • Patent number: 7520991
    Abstract: A biological removal method of phosphorus and nitrogen includes supplying a mixture gas into a gas holder. Inflow water and return water are supplied into the gas holder to make the mixture gas dissolved in the inflow water and the return water. The return water was provided from a granulation biological reaction tank. The inflow water and the return water including the dissolved mixture gas are transported to the granulation biological reaction tank. A nitrogen-based component is removed from the inflow water and the return water using methan-oxidizing bacteria granulated in the granulation biological reaction tank. Treated water without the nitrogen-based component is transported to an anoxic tank for treatment, and discharged from the anoxic tank.
    Type: Grant
    Filed: June 8, 2007
    Date of Patent: April 21, 2009
    Assignees: Korea Institute of Construction Technology, Daewoo Engineering & Construction Co., Ltd.
    Inventors: Kwang-Soo Kim, Hee-Ja Lee, I-Tae Kim, Kwang-Ho Ahn, Chai-Sung Gee, Sung-Youn Kim, Ji-Seon Yoo, Eui-Sin Lee, Sung-Pok Paik, Chul-Ki Oh, Kwang-Yoon Lee
  • Patent number: 7519764
    Abstract: A data processing apparatus and method are provided for a flash memory, wherein the data processing apparatus and method can easily determine whether data stored in the flash memory is valid. The data processing apparatus for a flash memory includes a user request unit which issues a request for performing a data operation on a predetermined logical address, a conversion unit which converts the predetermined logical address into a physical address, and a control unit which performs the data operation on the physical address and records inverted data of data written to the predetermined logical address in an index area to indicate whether the data written to the predetermined logical address is valid.
    Type: Grant
    Filed: September 20, 2005
    Date of Patent: April 14, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-kyu Kim, Song-ho Yoon, Kwang-yoon Lee, Ji-hyun In
  • Patent number: 7516295
    Abstract: A method of re-mapping a flash memory, which minimizes the number of times the flash memory, is accessed and helps to evenly use the entire area of the flash memory, is provided. The method includes arranging a plurality of physical units yet to be mapped according to their erase count values, and sequentially mapping the physical units to a logic unit in such a manner that a physical unit having a smaller erase count value is mapped to the logic unit ahead of a physical unit having a larger erase count value.
    Type: Grant
    Filed: February 7, 2005
    Date of Patent: April 7, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-hyun In, Hyo-jun Kim, Kwang-yoon Lee, Tae-sun Chung
  • Patent number: 7457911
    Abstract: A nonvolatile memory device and method for storing status information using multiple strings are provided. The nonvolatile memory device and method allow the status information to be stored using multiple strings. The nonvolatile memory includes a cell capable of storing at least one bit of data, a plurality of strings in each of which at least two cells are connected in series, and a plurality of pages each of which includes a plurality of cells, wherein the strings comprise a main string group comprised of strings storing data and a spare string group including at least two spare strings that store status information on the data stored in the main string group.
    Type: Grant
    Filed: March 22, 2006
    Date of Patent: November 25, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-hyun In, Kwang-yoon Lee, Song-ho Yoon
  • Patent number: 7430632
    Abstract: Provided are a data management apparatus and method used for a flash memory, which can guarantee predetermined response time by expecting when a user will receive a response to his or her request for performing a data operation on the flash memory. The data management apparatus includes an operation determination unit which determines operations required for performing a data operation on a flash memory, the data operation being requested by a user using a user program, an operation registration unit with which an operation list including the operations determined to be required for performing the requested data operation on the flash memory is registered, and an operation processing unit which selects one of the operations included in the operation list registered with the operation registration unit and performs the selected operation.
    Type: Grant
    Filed: March 11, 2005
    Date of Patent: September 30, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyo-jun Kim, Ji-hyun In, Kwang-yoon Lee, Tae-sun Chung
  • Patent number: 7421624
    Abstract: A data recovery apparatus and method used for a flash memory, which can recover data damaged or lost when power supplied to the flash memory is cut off while data operations are being consecutively performed on at least one data stored in the flash memory. The data recovery apparatus performs a data operation at each of a plurality of consecutive logical addresses, and if the data operations performed at the logical addresses are successful, records a mark value in a last index area of a plurality of consecutive index areas respectively corresponding to the consecutive logical addresses.
    Type: Grant
    Filed: January 19, 2005
    Date of Patent: September 2, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-hyun In, Hyo-jun Kim, Kwang-yoon Lee, Tae-sun Chung