Patents by Inventor Hyun-Jin Choi

Hyun-Jin Choi 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: 20170169313
    Abstract: Apparatuses and methods for image processing are provided. The image processing apparatus performs area classification and object detection in an image, and includes a feature map generator configured to generate the feature map of the input image using the neural network, and an image processor configured to classify the areas and to detect the objects in the image using the generated feature map.
    Type: Application
    Filed: September 21, 2016
    Publication date: June 15, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyun Jin CHOI, Chang Hyun KIM, Eun Soo SHIM, Dong Hwa LEE, Ki Hwan CHOI
  • Publication number: 20170135621
    Abstract: Disclosed is an apparatus and method to train an autonomous driving model. The apparatus includes a driver information collection processor configured to collect driver information while a vehicle is being driven. The apparatus also includes a sensor information collection processor configured to collect sensor information from a sensor installed in the vehicle while the vehicle is being driven, and a model training processor configured to train the autonomous driving model based on the driver information and the sensor information.
    Type: Application
    Filed: November 15, 2016
    Publication date: May 18, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong Hwa LEE, Chang Hyun KIM, Eun Soo SHIM, Ki Hwan CHOI, Hyun Jin CHOI
  • Publication number: 20170083772
    Abstract: Disclosed are methods and apparatuses for object recognition using an artificial neural network. An object recognition apparatus includes an adjacent pixel setter configured to set the neighboring pixel pairs in the image frame, each neighboring pixel pair including first pixel and one or more second pixels adjacent to the first pixel, a labeler configured to label the first pixel using deep neural network-based model based on probability density function value of the neighboring pixel pairs, and an object recognizer configured to recognize an object based on the labeled first pixel.
    Type: Application
    Filed: September 15, 2016
    Publication date: March 23, 2017
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Chang Hyun KIM, Tae Sup MOON, Dong Hwa LEE, Hyun Jin CHOI, Ki Hwan CHOI
  • Publication number: 20170075600
    Abstract: A method of operating a data storage device performing garbage collection in response to locality information for pages of a data block. The method includes acquiring mapping table information for the plurality of pages, and determining validity of each one of the plurality of pages while scanning mapping tables indicated by mapping table information associated with the plurality of pages.
    Type: Application
    Filed: September 6, 2016
    Publication date: March 16, 2017
    Inventors: MYUNG JIN JUNG, SANG YOON OH, HYUN SIK YUN, HYUN JIN CHOI
  • Publication number: 20170060446
    Abstract: A storage device includes a flash memory and a memory controller. The flash memory includes a plurality of memory blocks. The memory controller is configured to determine a fast cycle weight corresponding to a reuse period of a selected memory block among the plurality of memory blocks, and to manage wear leveling of the selected memory block using the fast cycle weight.
    Type: Application
    Filed: July 5, 2016
    Publication date: March 2, 2017
    Inventors: SANGKWON MOON, CHUL LEE, HYUN JIN CHOI
  • Patent number: 9563549
    Abstract: Disclosed is an address mapping method for a data storage device using a hybrid mapping scheme. The address mapping method determines whether write data includes a defined super sequential block (SSB), and selects an address mapping mode for the write data in accordance with whether or not a SSB is present.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Soo Ahn, Hyun Jin Choi
  • Publication number: 20170031632
    Abstract: A data storage device includes a non-volatile memory device and a controller configured to receive a command from a host and to control an operation of the non-volatile memory device based on the command. The controller includes a processor configured to receive and process the command and an address extractor configured to extract address information from the command and to output the address information to the processor before the processor processes the command.
    Type: Application
    Filed: July 5, 2016
    Publication date: February 2, 2017
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun Sik YUN, Sang Yoon OH, Myung Jin JUNG, Hyun Jin CHOI
  • Patent number: 9406392
    Abstract: A method of programming a storage device includes determining, at a controller of the storage device, that a first program mode of a plurality of program modes is to be entered in response to first information, wherein the first information includes a parameter associated with temperature, power consumption or input/output workload, and changing, using the controller, a program ratio of a first programming and a second programming of the storage device in the first program mode.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: August 2, 2016
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-Young Kyung, Nam-Ho Kim, Hyun Jin Choi
  • Publication number: 20160149221
    Abstract: An electrode assembly and a rechargeable battery that can prevent an active material from separating and prevent a short circuit and damage due to a tab that is attached to a current collector are provided. The electrode assembly includes a positive electrode, a negative electrode, and a separator that is disposed between the positive electrode and the negative electrode. The positive electrode has a positive electrode coating portion in which a positive electrode active material layer is formed and a positive electrode uncoated region in which a positive electrode active material layer is not formed, and a positive electrode tab is attached to the positive electrode uncoated region.
    Type: Application
    Filed: November 18, 2015
    Publication date: May 26, 2016
    Inventor: Hyun-Jin CHOI
  • Publication number: 20160126585
    Abstract: A rechargeable battery that includes: an electrode assembly with a first electrode and a second electrode that include uncoated regions and coated regions; a case; a first electrode tab and a second electrode tab coupled to the first and second electrodes; and a laminating tape attached to opposite surfaces of a front end portion disposed at a center of the electrode assembly and opposite surfaces of a terminal end portion disposed at an outermost side of the electrode assembly.
    Type: Application
    Filed: October 15, 2015
    Publication date: May 5, 2016
    Inventors: Hyun-Jin CHOI, Jun-Sung AHN, Na-Ri HEO
  • Publication number: 20160074207
    Abstract: There is provided an oral appliance including: a body having a shape corresponding to a teeth arrangement; an upper teeth recess formed in an upper portion of the body to allow teeth included in the teeth arrangement of an upper jaw to be inserted therein; and a lower teeth recess formed in a lower portion of the body to allow teeth included in the teeth arrangement of a lower jaw to be inserted therein and allowing the lower jaw to move forward by a predetermined distance.
    Type: Application
    Filed: November 23, 2015
    Publication date: March 17, 2016
    Inventors: Hyun-Jin Choi, Young-Hyon Park, Jun-Young Park, Park Jun-Won
  • Publication number: 20150366700
    Abstract: There is provided an oral appliance including: a body having a shape corresponding to a teeth arrangement; an upper teeth recess formed in an upper portion of the body to allow teeth included in the teeth arrangement of an upper jaw to be inserted therein; and a lower teeth recess formed in a lower portion of the body to allow teeth included in the teeth arrangement of a lower jaw to be inserted therein and allowing the lower jaw to move forward by a predetermined distance.
    Type: Application
    Filed: January 23, 2014
    Publication date: December 24, 2015
    Inventors: Hyun-Jin CHOI, Young-Hyon PARK, Jun-Young Park
  • Patent number: 9208076
    Abstract: A data storing method of a nonvolatile storage device that includes a plurality of nonvolatile memory devices electrically connected to a plurality of channels is provided. The data storing method includes allocating part of write data provided from a host to the nonvolatile memory devices to each channel; determining whether at least one channel among the channels is present that is connected to a nonvolatile memory device in a last page offset state; and when the at least one channel is determined to be present, scheduling erase commands on the plurality of channels, scheduling write commands on the plurality of channels with respect to the allocated write data, and executing the erase commands and the write commands on the plurality of channels.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: December 8, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nam-Ho Kim, Su-Gon Kim, Hyun Jin Choi
  • Patent number: 9183047
    Abstract: A method and apparatus for improving application processing speed in a digital device which improve application processing speed for a digital device running in an embedded environment where processor performance may not be sufficiently powerful by detecting an execution request for an application, identifying a group to which the requested application belongs, among preset groups with different priorities and scheduling the requested application according to the priority assigned to the identified group, and executing the requested application based on the scheduling result.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: November 10, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Geun Sik Lim, Sang Bum Suh, Hyun Jin Choi
  • Publication number: 20150266780
    Abstract: A method of manufacturing a ceramic filter for hot gas filtration, and, more particularly, to a method of manufacturing a ceramic filter for hot gas filtration through a drying process. The ceramic filter manufactured by the method is advantageous in that the pore size thereof can be easily adjusted, and the filtering area thereof can be maximized, thus improving the performance thereof. Consequently, the method of manufacturing a ceramic filter can be usefully used in the filter-related industry because a high-performance ceramic filter can be manufactured at a low cost and at low energy.
    Type: Application
    Filed: June 3, 2015
    Publication date: September 24, 2015
    Inventors: Myong Hwa LEE, Hyun Jin CHOI, Jeong Uk KIM
  • Patent number: 9032138
    Abstract: Disclosed is a storage device which includes a flash memory storing data; and a controller controlling the flash memory and performing an invalidation operation in response to a trim command of a host, wherein the controller configures a trim sector bitmap using trim information provided from the host at the invalidation operation and manage the trim sector bitmap by a region unit.
    Type: Grant
    Filed: November 21, 2012
    Date of Patent: May 12, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun Jin Choi, Sang-Jin Oh, Dawoon Jung
  • Patent number: 8963091
    Abstract: A signal detecting circuit of an infrared sensor includes: a cell array in which bolometers sensing infrared rays and outputting signal currents are arranged in an N×M format; a level generator that outputs a plurality of bias voltages corresponding to a plurality of bias levels; N resistor non-uniformity correcting circuits that are located in a column direction of the cell array and supply different bias voltages to each of the bolometers; M resistor non-uniformity correcting circuits that are located in a row direction of the cell array and supply different bias voltages to each of the bolometers; a control unit that sets a bias voltage level of each resistor non-uniformity correcting circuit to correct the resistor non-uniformity of the cell array; and N integrators that integrate the signal currents output from the cell array.
    Type: Grant
    Filed: October 30, 2012
    Date of Patent: February 24, 2015
    Assignee: Agency for Defense Development
    Inventors: Chi-Yeon Kim, Kang-Il Lee, Sun-Ho Kim, Hyun-Jin Choi, Nam-Hwan Kim, Sang-Gu Kang
  • Publication number: 20140304457
    Abstract: A data storing method of a nonvolatile storage device that includes a plurality of nonvolatile memory devices electrically connected to a plurality of channels is provided. The data storing method includes allocating part of write data provided from a host to the nonvolatile memory devices to each channel; determining whether at least one channel among the channels is present that is connected to a nonvolatile memory device in a last page offset state; and when the at least one channel is determined to be present, scheduling erase commands on the plurality of channels, scheduling write commands on the plurality of channels with respect to the allocated write data, and executing the erase commands and the write commands on the plurality of channels.
    Type: Application
    Filed: February 19, 2014
    Publication date: October 9, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: NAM-HO KIM, SU-GON KIM, HYUN JIN CHOI
  • Publication number: 20140231651
    Abstract: A signal detecting circuit of an infrared sensor includes: a cell array in which bolometers sensing infrared rays and outputting signal currents are arranged in an N×M format; a level generator that outputs a plurality of bias voltages corresponding to a plurality of bias levels; N resistor non-uniformity correcting circuits that are located in a column direction of the cell array and supply different bias voltages to each of the bolometers; M resistor non-uniformity correcting circuits that are located in a row direction of the cell array and supply different bias voltages to each of the bolometers; a control unit that sets a bias voltage level of each resistor non-uniformity correcting circuit to correct the resistor non-uniformity of the cell array; and N integrators that integrate the signal currents output from the cell array.
    Type: Application
    Filed: October 30, 2012
    Publication date: August 21, 2014
    Inventors: Chi-Yeon Kim, Kang-Il Lee, Sun-Ho Kim, Hyun-Jin Choi, Nam-Hwan Kim, Sang-Gu Kang
  • Patent number: D730527
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: May 26, 2015
    Inventor: Hyun Jin Choi