Patents by Inventor Young Hwang

Young Hwang 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).

  • Method of performing garbage collection, storage device performing the same and computing system including the same
    Patent number: 10671287
    Abstract: A method of operating a storage device to perform a garbage collection operation on a nonvolatile memory device having a plurality of memory blocks, the storage device configured to operate based on a multi-stream scheme such that a plurality of data is written into the plurality of memory blocks based on which of a plurality of streams is associated with the plurality of data. The method may include selecting at least two memory blocks among the plurality of memory blocks as victim memory blocks such that the victim memory blocks are configured to store data associated with a same stream of the plurality of streams; and performing the garbage collection operation on the victim memory blocks.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: June 2, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In-Hwan Doh, Byung-Hei Jun, Joo-Young Hwang
  • Copolycarbonate and composition comprising the same
    Patent number: 10669375
    Abstract: The present disclosure relates to a copolycarbonate having improved impact strength at low temperature and yellow index simultaneously, a composition including the same, and the copolycarbonate comprising: an aromatic polycarbonate-based first repeating unit, an aromatic polycarbonate-based second repeating unit having at least one siloxane bond, and an aromatic polycarbonate-based third repeating unit having at least one siloxane bond containing fluoro-substituted C1-15 alkyl.
    Type: Grant
    Filed: October 16, 2017
    Date of Patent: June 2, 2020
    Assignee: LG CHEM LTD.
    Inventors: Jung Jun Park, Young Young Hwang, Moo Ho Hong, Hyong Min Bahn, Ki Jae Lee
  • Substrate
    Publication number: 20200159058
    Abstract: A substrate having a spacer formed thereon, a method of making the same, and an optical device including the same are disclosed herein. In one embodiment, a substrate includes a base layer, and a black column spacer formed on the base layer, wherein the black column spacer has an optical density in a range of 1.1 to 4, and wherein the black column spacer having a curved portion, wherein a cross section of the curved portion having at least one region having curvature.
    Type: Application
    Filed: January 24, 2020
    Publication date: May 21, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Cheol Ock Song, Ji Young Hwang, Han Min Seo, Sung Eun Park, Nam Seok Bae, Seung Heon Lee, Jung Sun You
  • STORAGE DEVICE AND STORAGE SYSTEM INCLUDING THE SAME
    Publication number: 20200159656
    Abstract: A storage device includes a non-volatile memory including a plurality of memory blocks. The storage device performs an alignment operation in response to receipt of an align command. The alignment operation converts a received logical address of a logical segment into a physical address and allocates the physical address to a physical block address corresponding to a free block. The storage device is further configured to performs a garbage collection in units of the physical block address that indicates one memory block.
    Type: Application
    Filed: August 16, 2019
    Publication date: May 21, 2020
    Inventors: Byoung-Geun Kim, In-Hwan Doh, Joo-Young Hwang, Seung-Uk Shin, Min-Seok Ko, Jae-Yoon Choi
  • Systems and methods for regulating an environmental variable within a target zone having multiple inhabitants
    Patent number: 10655883
    Abstract: A system and associated methods of operation for regulating an environmental variable (such as ambient room temperature) within a target zone. The system includes an occupancy sensor configured to monitor the target zone and determine a number of inhabitants present within the zone. The occupancy sensor generates an occupancy signal communicating the number of detected inhabitants to an environmental control system. Upon receiving the occupancy signal, the environmental control system regulates an environmental variable within the zone based on the number of inhabitants present in the zone.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: May 19, 2020
    Assignee: Elwha LLC
    Inventors: Jesse R. Cheatham, III, William David Duncan, Eun Young Hwang, Roderick A. Hyde, Tony S. Pan, Clarence T. Tegreene, Victoria Y. H. Wood
  • Data management method and storage device performing the same
    Patent number: 10657041
    Abstract: In a data management method for a storage device, the storage device includes a nonvolatile memory device including a plurality of memory blocks. A TRIM-after-COPY command is received from an external host such that a data compaction operation is performed on a first storage region. Valid data stored in the first storage region are internally copied into a second storage region based on the TRIM-after-COPY command. A TRIM operation is performed based on the TRIM-after-COPY command to update a logical-to-physical address mapping table and a valid page bitmap.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: May 19, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In-Hwan Doh, Joo-Young Hwang
  • INSULATING HEAT DISSIPATION COATING COMPOSITION AND INSULATING HEAT DISSIPATION UNIT FORMED USING THE SAME
    Publication number: 20200154608
    Abstract: An insulating heat dissipation coating composition including a coating layer-forming component including a subject resin, and an insulating heat dissipation filler. Therefore, the coating composition may have excellent thermal conductivity and excellent thermal emissivity, and therefore an insulating heat dissipation coating layer which exhibits excellent heat dissipation performance and has insulating property may be formed. In addition, the heat dissipation coating layer formed thereby has a very excellent adhesive strength to a surface to be coated so as to significantly prevent peeling of the coating layer during use, and to maintain durability of the coating layer even against a physical or chemical stimulus such as external heat, organic solvent, moisture or shock, which is generated after the coating layer is formed.
    Type: Application
    Filed: May 24, 2017
    Publication date: May 14, 2020
    Applicant: AMOGREENTECH CO., LTD.
    Inventors: Moon Hoe KIM, Seung Jae HWANG, Moon Young HWANG
  • METHOD OF OPERATING STORAGE DEVICE, STORAGE DEVICE PERFORMING THE SAME AND STORAGE SYSTEM INCLUDING THE SAME
    Publication number: 20200150892
    Abstract: In a method of operating a storage device, the storage device includes a plurality of memory blocks. A data write request and target data to be written are received. Using a data classifier, such as a neural network model, the target data is assigned to a stream selected from a plurality of streams based on a data property of the target data. The target data is written into a memory block assigned to a stream selected for assignment of the target data, such that target data that has been assigned to a stream are written into the one or more memory blocks assigned to the stream.
    Type: Application
    Filed: May 20, 2019
    Publication date: May 14, 2020
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Byeong-Hui KIM, Jung-Min Seo, Hyeon-gyu Min, Seung-Jun Yang, Joo-Young Hwang
  • Substrate
    Publication number: 20200150478
    Abstract: A substrate on which spacers are disposed in a certain arrangement state and an optical device using such a substrate are provided. A plurality of spacers are irregularly disposed on a substrate depending on a predetermined rule, so that overall uniform optical characteristics can be ensured without causing a so-called moire phenomenon or the like, while the spacers maintain the uniform cell gap in the construction of the optical device.
    Type: Application
    Filed: July 27, 2018
    Publication date: May 14, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Han Min Seo, Ji Young Hwang, Hyeon Choi, Seung Heon Lee, Dong Hyun Oh, Jung Sun You, Cheol Ock Song, Nam Seok Bae
  • Touch screen sensor
    Patent number: 10642426
    Abstract: The present application relates to a touch screen sensor. A touch screen sensor according to an exemplary embodiment of the present application includes a driving electrode unit including a driving electrode pattern (Tx pattern) provided on a first base substrate; and a sensitive electrode unit including a sensitive electrode pattern (Rx pattern) provided on a second base substrate, in which the driving electrode pattern and the sensitive electrode pattern include conductive metal lines and the touch screen sensor includes at least one touch non-sensing area and at least one touch sensing area.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: May 5, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Ji Young Hwang, Han Min Seo, Seung Heon Lee
  • AUTOMATED TELLER MACHINE WITH HAND LOCATION DETECTION
    Publication number: 20200134983
    Abstract: The present disclosure relates to a deposit/withdrawal apparatus of an automated teller machine (ATM) and a control method thereof, and more particularly, relates to a deposit/withdrawal apparatus of ATM which is a deposit/withdrawal apparatus of a present type ATM which receives or discharges a bill by moving a tray for loading a bill forwards and backwards during a deposit/withdrawal transaction, and a control method thereof, in which the deposit/withdrawal apparatus is configured to include a tray for loading a bill, a clamp for fixing a bill, a shutter for opening or closing an entrance of a bill, and a camera mounted at one side of the bill insertion slot through which the tray enters, to grasp an insertion situation of a bill from an image photographed by the camera, and to control operations of the tray, the clamp, and the shutter.
    Type: Application
    Filed: May 23, 2019
    Publication date: April 30, 2020
    Inventors: Young Chul LEE, Kyoung Soo KIM, Sang Kyu LEE, Jin Young HWANG
  • STORAGE DEVICE, METHOD AND NON-VOLATILE MEMORY DEVICE PERFORMING GARBAGE COLLECTION USING ESTIMATED NUMBER OF VALID PAGES
    Publication number: 20200133845
    Abstract: Garbage collection is performed according to an estimated number of valid pages. A storage device estimates a valid page count at a future time based on a valid page count at each of past time steps and a present time step using a neural network model and selects a victim block that undergoes the garbage collection from memory blocks based on an estimated valid page count. A memory block having a lowest estimated valid page count or having an estimated valid page count having a maintaining tendency is selected as the victim block or a memory block having the estimated valid page count having a decreasing tendency is excluded from selecting the victim block.
    Type: Application
    Filed: June 19, 2019
    Publication date: April 30, 2020
    Inventors: BYEONG-HUI KIM, JUNG-MIN SEO, HYEON-GYU MIN, SEUNG-JUN YANG, JOO-YOUNG HWANG
  • Automated teller machine with hand location detection
    Patent number: 10636257
    Abstract: Described herein relates to a deposit/withdrawal apparatus of an automated teller machine (ATM) and a control method thereof, and more particularly, relates to a deposit/withdrawal apparatus of ATM which is a deposit/withdrawal apparatus of a present type ATM which receives or discharges a bill by moving a tray for loading a bill forwards and backwards during a deposit/withdrawal transaction, and a control method thereof, in which the deposit/withdrawal apparatus is configured to include a tray for loading a bill, a clamp for fixing a bill, a shutter for opening or closing an entrance of a bill, and a camera mounted at one side of the bill insertion slot through which the tray enters, to determine an insertion status of a bill from an image photographed by the camera, and to control operations of the tray, the clamp, and the shutter.
    Type: Grant
    Filed: May 23, 2019
    Date of Patent: April 28, 2020
    Assignee: Hyosung TNS Inc.
    Inventors: Young Chul Lee, Kyoung Soo Kim, Sang Kyu Lee, Jin Young Hwang
  • Substrate
    Publication number: 20200124894
    Abstract: A substrate on which a specific type spacer is formed, a substrate comprising an alignment film formed on the spacer, and an optical device using such a substrate are disclosed herein. By controlling the shape of the spacer formed on the substrate, even when the alignment film is formed on the top of the spacer and the orientation treatment is performed, the uniform orientation treatment can be performed without any influence by the step or the like of the spacer, whereby a substrate or the like capable of providing a device having excellent optical performance can be provided.
    Type: Application
    Filed: December 20, 2019
    Publication date: April 23, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Han Min Seo, Ji Young Hwang, Cheol Ock Song, Nam Seok Bae, Seung Heon Lee, Dong Hyun Oh, Jung Sun You
  • ORGANIC LIGHT EMITTING DISPLAY
    Publication number: 20200118493
    Abstract: An organic light emitting display is capable of reducing variation in power transmitted to pixels to reduce or prevent non-uniformity of brightness from being generated. The organic light emitting display includes a pixel including a red sub pixel, a green sub pixel, and a blue sub pixel and first pixel power source lines for supplying a first pixel power from a first pixel power source to the red sub pixel, the green sub pixel, and the blue sub pixel, wherein the first pixel power source lines coupled to at least two different color sub pixels of the red, green and blue sub pixels have different widths. The first pixel power source lines have widths that may correspond to a voltage drop of the first pixel power source or may correspond to deterioration of the respective sub pixels to which they are coupled.
    Type: Application
    Filed: December 13, 2019
    Publication date: April 16, 2020
    Inventor: Young-In Hwang
  • Condensed cyclic compound and organic light-emitting device including the same
    Patent number: 10622568
    Abstract: A condensed cyclic compound represented by one of Formulae 1A to 1D: wherein in Formulae 1A to 1D, groups, substituents, and variables are as defined in the specification.
    Type: Grant
    Filed: August 15, 2014
    Date of Patent: April 14, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., CHEIL INDUSTRIES INC.
    Inventors: Kyu-young Hwang, O-hyun Kwon, Byoung-ki Choi
  • Computing device and non-volatile dual in-line memory module that evict and prefetch data with respect to memories having different operating speeds
    Patent number: 10621098
    Abstract: A computing device includes a processor and a non-volatile dual in-line memory module (NVDIMM) connected to the processor. The NVDIMM includes a first memory having a first processing speed and a first storage capacity, a second memory having a second processing speed lower than the first processing speed and a second storage capacity larger than the first storage capacity, and a controller that evicts or fetches data between the first memory and the second memory. When the processor recognizes a first situation to evict data or a second situation to prefetch data, the processor transmits a command including first information of a logical address of data associated with the first situation or the second situation, second information of a length of the data associated with the first situation or the second situation, and third information indicating the first situation or the second situation to the NVDIMM.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: April 14, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In Soon Jo, Sung Yong Seo, Joo Young Hwang
  • DRIVING SYSTEM FOR ELECTRIC VEHICLE AND CONTROL METHOD THEREOF
    Publication number: 20200101972
    Abstract: A driving system for an electric vehicle may include a shift assembly receiving power from a motor, and providing a plurality of shift gears using a plurality of meshed external gear pairs, a clutch intermittently transferring power from the motor to the shift assembly, a gear lever allowing a driver to sequentially select a plurality of assigned positions that are discontinuously disposed, a position sensor detecting the assigned positions to which the gear lever sequentially moves, on the basis of continuous changes in physical quantities, a clutch actuator actuating the clutch, a shift actuator actuating the shift assembly to change gear shifts, and a controller configured for controlling the clutch actuator, the shift actuator, and the motor to change gear shifts by receiving signals from the position sensor.
    Type: Application
    Filed: March 25, 2019
    Publication date: April 2, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jae Joon Lee, Hyun Noh Kim, Jin Ho Kim, Jong Sool Park, Kyeong Hun Lee, Bong Guy Son, Jong Sung Kim, Jin Young Hwang
  • Camera window having distinctive pattern
    Patent number: 10590029
    Abstract: The present invention relates to a manufacturing method for a camera window and a camera window manufactured thereby. A conventional camera window is configured such that an etching pattern is provided on a back surface of a glass sheet, and a deposition layer is provided on the etching pattern, thereby improving reflectivity, whereby indirect external recognition of the etching pattern is performed, but in the present invention, a distinctive pattern is provided on a front surface of a glass sheet such that direct external recognition of the pattern is possible, whereby it is possible to recognize a distinctive pattern line.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: March 17, 2020
    Assignee: UTI, Inc.
    Inventors: Deok Young Park, Jae Young Hwang, Hak Chul Kim, Tea Joo Ha
  • STORAGE DEVICES, DATA STORAGE SYSTEMS AND METHODS OF OPERATING STORAGE DEVICES
    Publication number: 20200081647
    Abstract: A storage device includes a main storage including a plurality of nonvolatile memory devices, the main storage device configured to store data; and a storage controller configured to control the main storage. The storage controller is configured to, divide a plurality of memory blocks of the plurality of nonvolatile memory devices into a plurality of banks, assign each one of the plurality of banks into one of a) a plurality of sets and b) one free bank, each of the plurality of sets including at least one bank, perform data migration operation to transfer the data among the sets by using the one free bank in response to an input/output (I/O) request from an external host device while securing a specific I/O execution time, and control the data migration operation such that the I/O request is independent of the data migration operation.
    Type: Application
    Filed: February 15, 2019
    Publication date: March 12, 2020
    Inventors: Byoung-Geun Kim, Jae-Yoon Choi, Joo-Young Hwang