Patents by Inventor Dae-Sik Choi

Dae-Sik 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).

  • Patent number: 10437103
    Abstract: A display apparatus includes a display panel, LEDs disposed behind the display panel and spaced from the display panel to emit light toward the display panel, a bottom chassis configured to accommodate the LEDs, and a reflective member disposed inside the bottom chassis and configured to reflect a light portion incident thereon toward the display panel. The reflective member includes a reflective bottom portion corresponding to a front surface of the bottom chassis, and reflective inclined portions obliquely formed to face a rear surface of the display panel and having a plurality of holes thereon. The reflective inclined portions include a first region that corresponds to an LED and a second region that is between two neighboring LEDs, and the first region has a higher hole density than the second region, and the first region is closer to the LED than the second region.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: October 8, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoung Jin Cho, Young Man Ahn, Dae Hee Lee, Nae Won Jang, Hyeong Sik Choi
  • Publication number: 20190304517
    Abstract: A method of operating memory devices disposed in different ranks of a multi-rank memory device and sharing a signal line includes receiving, in all of the memory devices included in the multi-rank memory device, on-die termination (ODT) state information of the signal line. The method further includes storing, in each of the memory devices of the multi-rank memory device, the ODT state information of the signal line in a mode register. The method further includes generating, in each of the memory devices of the multi-rank memory device, a control signal based on the ODT state information of the signal line stored in the mode register. The method further includes changing, in each of the memory devices of the multi-rank memory device, an ODT setting of the signal line in response to the control signal.
    Type: Application
    Filed: March 25, 2019
    Publication date: October 3, 2019
    Inventors: Dae-Sik Moon, Kyung-soo Ha, Young-Soo Sohn, Ki-Seok Oh, Chang-Kyo Lee, Jin-Hoon Jang, Yeon-Kyu Choi, Seok-Hun Hyun
  • Patent number: 10429905
    Abstract: An electronic apparatus having a hole area and a controlling method of are provided. More particularly, an electronic apparatus having a hole area which may enlarge an image or application screen through analysis and a method for controlling a hole area of an electronic apparatus are provided. Some embodiments provide an electronic apparatus having a hole area, capable of analyzing an edge (or edge of an application screen) of an image and displaying on one of an entire area or a main area and a method for controlling a hole area of the electronic apparatus. In addition to above, various exemplary embodiments are available.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: October 1, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-moo Lee, Seung-min Choi, Dae-hyun Kim, So-young Kim, Min-sik Kim, Geon-soo Kim, Jin-wan An, Ji-woo Lee, Hyun-suk Choi
  • Publication number: 20190280374
    Abstract: An antenna module includes a first connection member including at least one first wiring layer and at least one first insulating layer; an antenna package disposed on a first surface of the first connection member, and including a plurality of antenna members and a plurality of feed vias; an integrated circuit (IC) disposed on a second surface of the first connection member and electrically connected to the corresponding wire of at least one first wiring layer; and a second connection member including at least one second wiring layer electrically connected to the IC and at least one second insulating layer, and disposed between the first connection member and the IC, wherein the second connection member has a third surface facing the first connection member and having an area smaller than that of the second surface, and a fourth surface facing the IC.
    Type: Application
    Filed: August 24, 2018
    Publication date: September 12, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doo Il KIM, Dae Kwon JUNG, Young Sik HUR, Won Wook SO, Yong Ho BAEK, Woo Jung CHOI
  • Patent number: 10411014
    Abstract: Disclosed are a semiconductor device capable of reducing parasitic capacitance between adjacent conductive structures and a method for fabricating the same. The semiconductor device includes a plurality of bit line structures each comprising a first contact plug formed over a substrate and a bit line formed over the first contact plug. A spacer structure having air gaps is formed on sidewalls of the first contact plug and on sidewalls of the bit line. An plug isolation layer is formed between the plurality of bit line structures. The isolation layer includes an opening. A second contact plug is formed in the opening and a memory element is formed over the second contact plug.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: September 10, 2019
    Assignee: SK hynix Inc.
    Inventors: Chang-Youn Hwang, Noh-Jung Kwak, Hong-Gu Yi, Yun-Je Choi, Se-Han Kwon, Ki-Soo Choi, Seung-Bum Kim, Do-Hyung Kim, Doo-Sung Jung, Dae-Sik Park
  • Publication number: 20190272694
    Abstract: An input device includes a touch pad may include a transmissive material, a touch detector disposed at a rear portion of the touch pad, a printed circuit board connected to the touch detector, and a plurality of light emitting devices mounted on the printed circuit board, wherein a plurality of input elements is provided on a back surface of the touch detector. Each input element has at least two symbols that are formed in overlap with each other and in mutually different colors.
    Type: Application
    Filed: May 21, 2019
    Publication date: September 5, 2019
    Applicants: Hyundai Motor Company, Kia Motors Corporation, LS Automotive Technologies Co., Ltd.
    Inventors: Hye Kyung KIM, Sung Sik CHOI, Dae Ig JUNG, Young Ju LEE, Keon Soo JIN, Dae Wook KWON, Min Seok KWON, Won LEE, Moon Soo KIM
  • Publication number: 20190267751
    Abstract: A connection device and method of manufacturing the same is provided. The connection device includes a housing including a first face, into which a plug is introduced, and a second face, that is formed to be in contact with the first face; a connection hole extending to the inside of the housing from the first face; an opening extending from the first face to the second face to partially expose the connection hole on at least the second face; and a sealing member arranged on an outer peripheral surface of the housing to surround a region where the opening is formed.
    Type: Application
    Filed: May 13, 2019
    Publication date: August 29, 2019
    Inventors: Young-Sik CHOI, Jong-Min CHOI, Woong-Chan KIM, Dae-Hyeong PARK, Sung-Gun CHO, Min-Sung LEE
  • Publication number: 20190243425
    Abstract: A portable electronic device is provided.
    Type: Application
    Filed: April 17, 2019
    Publication date: August 8, 2019
    Inventors: Jong-Min CHOI, Sung-Gun CHO, Woong-Chan KIM, Dae-Hyeong PARK, Sung-Joo CHO, Young-Sik CHOI, Soon-Woong YANG, Min-Sung LEE
  • Publication number: 20190237127
    Abstract: A memory device includes a clock receiver configured to receive, from a memory controller, a write clock that is used to receive write data during a data write operation, a duty monitor configured to generate first monitoring information by monitoring a duty of the write clock, and a duty adjuster configured to adjust the duty of the write clock in response to a duty control signal and output an adjusted write clock. The memory device provides the first monitoring information to the memory controller, and receives the duty control signal, generated using the first monitoring information, from the memory controller.
    Type: Application
    Filed: December 21, 2018
    Publication date: August 1, 2019
    Inventors: DAE-SIK MOON, Gil-Hoon Cha, Ki-Seok Oh, Chang-Kyo Lee, Yeon-Kyu Choi, Jung-Hwan Choi, Kyung-Soo Ha, Seok-Hun Hyun
  • Patent number: 10366044
    Abstract: A PCIe device for supporting SRIS includes a transceiver, a clock signal generator configured to generate a second reference clock signal, a connector in a structure to be connected to a PCIe host, and a selection circuit configured to determine whether a first reference clock signal is supplied through the connector and transmit one of the first reference clock signal and the second reference clock signal to the transceiver according to a result of the determination.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: July 30, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kwang Hee Choi, Dae Sik Park
  • Publication number: 20190228183
    Abstract: Disclosed are a method and an apparatus for de-identification of personal information. The method for de-identification of personal information comprises the steps of: obtaining, from a database, a raw table including records in which raw data indicating the personal information is recorded; generating generalized data by generalizing the raw data recorded in each of the records included in the raw table; setting a generalized hierarchical model consisting of the raw data and the generalized data; generating a raw lattice including a plurality of candidate nodes on the basis of the generalized hierarchical model; and setting, from among the plurality of candidate nodes included in the raw lattice, a final lattice including at least one candidate node satisfying a predetermined criterion. Thus, it is possible for the personal information to be efficiently de-identified.
    Type: Application
    Filed: June 27, 2017
    Publication date: July 25, 2019
    Applicant: FASOO. COM CO., LTD
    Inventors: Dae Woo CHOI, Woo Seok KWON, Myeong Sik HWANG, Sang Wook KIM, Gi Tae KIM
  • Publication number: 20190214652
    Abstract: The present invention relates to a slurry composition for producing an electrode for a redox flow battery, the composition comprising a carbon compound powder, a binder resin including a predetermined polymer substituted with one or more anion exchange functional groups, and a hydrophobic organic solvent; a method for producing an electrode for a redox flow battery by using the slurry composition; a carbon-based electrode including a dried product of the slurry composition for producing an electrode for a redox flow battery; and a redox flow battery including the same
    Type: Application
    Filed: September 8, 2017
    Publication date: July 11, 2019
    Inventors: Suyeon BAE, Eun Mi CHOI, Dae Sik KIM, Min Suk JUNG
  • Patent number: 10339742
    Abstract: An input device includes a touch pad may include a transmissive material, a touch detector disposed at a rear portion of the touch pad, a printed circuit board connected to the touch detector, and a plurality of light emitting devices mounted on the printed circuit board, wherein a plurality of input elements is provided on a back surface of the touch detector. Each input element has at least two symbols that are formed in overlap with each other and in mutually different colors.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: July 2, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, LS Automotive Technologies Co., Ltd.
    Inventors: Hye Kyung Kim, Sung Sik Choi, Dae Ig Jung, Young Ju Lee, Keon Soo Jin, Dae Wook Kwon, Min Seok Kwon, Won Lee, Moon Soo Kim
  • Patent number: 10333245
    Abstract: A connection device and method of manufacturing the same is provided. The connection device includes a housing that includes a first face, into which a plug is introduced, and a second face that is formed to be in contact with the first face, a connection hole that extends to the inside of the housing from the first face, an opening that extends from the first face to the second face to partially expose the connection hole on at least the second face, and a sealing member that is arranged on an outer peripheral surface of the housing to surround a region where the opening is formed. When mounted on the case member of the electronic device, the sealing member may form a dustproof and waterproof structure between the inner peripheral surface of the case member and the outer peripheral surface of the housing.
    Type: Grant
    Filed: May 23, 2017
    Date of Patent: June 25, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Young-Sik Choi, Jong-Min Choi, Woong-Chan Kim, Dae-Hyeong Park, Sung-Gun Cho, Min-Sung Lee
  • Publication number: 20190179487
    Abstract: Various embodiments of the present invention provide a method and apparatus for preventing a user's unintentional touch input in an electronic device. According to various embodiments of the present invention, an electronic device may comprise: a display for displaying a user interface; a memory; and a processor functionally connected to the display and the memory, wherein the processor is configured to set a touch blocking area in the edge area of the display, determine an exception area in the touch blocking area on the basis of the user interface, remove the determined exception area from the touch blocking area, so as to set a final touch blocking area, and process a touch event on the edge area on the basis of the final touch blocking area. Various embodiments are possible.
    Type: Application
    Filed: June 26, 2017
    Publication date: June 13, 2019
    Inventors: Kyucheol KONG, Hyesoon JEONG, Dae-Sik HWANG, Songgeun KIM, Jeong-Jin LEE, Hoondo HEO, Hyun-Suk CHOI
  • Patent number: 10315545
    Abstract: A center console armrest is provided for preventing an armrest from being interfered with an external wall of a center console when the armrest is opened by forming a proximal end portion of the armrest that can be further rotated and inserted into the internal to the console when the armrest is opened, may include an armrest configured to be opened on an upper portion of the center console; a lead portion rotatable about a main hinge disposed inside the center console to cause the armrest to be opened; an armrest hinge configured to connect the lead portion and the armrest; a lower end portion protrusion disposed inside a proximal end portion of the armrest to be inserted into the center console; and a guide rail for guiding movement of the lower end portion protrusion.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: June 11, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, DAEJOO PRECISION INDUSTRIAL CO., LTD.
    Inventors: Sung Sik Choi, Hye Kyung Kim, Young Ju Lee, Dae Ig Jung, Hong Sik Chang, Keun Hong Bae, Ki Young An
  • Patent number: 10310562
    Abstract: A portable electronic device is provided.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: June 4, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-Min Choi, Sung-Gun Cho, Woong-Chan Kim, Dae-Hyeong Park, Sung-Joo Cho, Young-Sik Choi, Soon-Woong Yang, Min-Sung Lee
  • Patent number: 10050250
    Abstract: Provided are an anode for a secondary battery including an anode collector, an anode active material coated on the anode collector, and a non-coating portion (anode tab) which protrudes from one side of the anode collector and is not coated with an anode active material, wherein the anode includes a metal member which is bonded to the non-coating portion and has higher reactivity or reducibility with respect to a metal oxide than the anode collector, and a secondary battery including the anode.
    Type: Grant
    Filed: August 20, 2014
    Date of Patent: August 14, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Sung Joon Park, Ho Jin Jeon, Bo Hyun Kim, Dae Sik Choi, Jung Ho Park, Jae Sik Yoon, Yong Pal Park, Seung Don Choi, Hye Jin Kang
  • Publication number: 20180145373
    Abstract: A method of manufacturing a battery cell is provided. The battery cell has an electrode assembly with a plurality of unit cells that a cathode plate and an anode plate coupled to a separator. A separation sheet or a separator is interposed therebetween. The method includes applying an electrode active material a side of a current collector to manufacture a cathode plate and an anode plate and forming an electrode tab by notching the uncoated portion of the exterior periphery the current collector in the cathode plate and the anode plate where an electrode active material is not coated while forming an aperture. The aperture penetrates through an active material coating layer and the current collector in the coated portion. The method further includes coupling the cathode plate and the anode plate to a separator at a position to allow communication of the apertures to manufacture a unit cell.
    Type: Application
    Filed: November 20, 2017
    Publication date: May 24, 2018
    Inventors: Hyun Gyu Han, Ji Young Kim, Dae Sik Choi
  • Publication number: 20180090736
    Abstract: Provided is a battery module including a battery cell laminate and a cooling pin. The battery cell laminate includes a plurality of battery cells are arranged adjacent to each other, each of the battery cells having a structure in which an electrode assembly is sealed together with an electrolytic solution, within a battery case. The cooling pin is interposed between the battery cells, the cooling pin having a plate-shaped structure and including a plurality of fixing protrusions that are locally inserted into an outer surface of the battery case of the battery cell that faces the cooling pin and fixed in position with respect to the battery cell.
    Type: Application
    Filed: September 26, 2017
    Publication date: March 29, 2018
    Applicant: LG CHEM, LTD.
    Inventors: Young Suk CHO, Dae Sik CHOI