Patents by Inventor Jin Hwan Choi

Jin Hwan 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: 11146670
    Abstract: An artificial intelligence system and method are disclosed herein. The system includes a processor which implements the method, including: receiving by an input unit a first user input including a request to execute a task using at least one of the electronic device or an external device, transmitting by a wireless communication unit first data associated with the first user input to an external server, receiving a first response from the external server including information associated with at least one of the first user input and a sequence of electronic device states for performing at least a portion of the task, receiving a second user input assigning at least one of a voice command and a touch operation received by a touch screen display as the request to perform the task, and transmitting second data associated with the second user input to the external server.
    Type: Grant
    Filed: October 1, 2019
    Date of Patent: October 12, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Il-Hwan Choi, Sang-Wook Kang, Young-Hoon Kim, Seung-Hoon Park, Hyun-Ju Seo, Tae-Kwang Um, Jae-Yong Lee, Jin-Ho Choi, Da-Som Lee, Jae-Yung Yeo
  • Patent number: 11146089
    Abstract: According to an embodiment, there is provided an energy harvesting system using linear kinetic energy based on induction power generation. According to various embodiments, there may be provided an energy harvesting system using linear kinetic energy based on induction power generation, which may minimize the occasions of replacing or recharging the battery in battery-powered products by using the force or energy generated from a linearly reciprocating machine or device and may allow the battery to be charged when linear kinetic energy is generated and, otherwise, discharged, using an automatic battery charging/discharging system.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: October 12, 2021
    Inventors: Jin Yong Lee, Jeong Hun Lee, Su Jin Lee, Myoung Hoon Choi, Jeong Hwan Ahn
  • Patent number: 11129274
    Abstract: A rollable display device includes a rollable structure including a plurality of unit structures, the rollable structure being configured to be rolled and unrolled based on the unit structures, and a display panel structure attached to the rollable structure, wherein respective widths of the unit structures increase in a first direction from a first side of the rollable structure to an opposite second side of the rollable structure.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: September 21, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jin-Hwan Choi, Min-Sung Kim, Tae-An Seo, Jung-Hun Lee
  • Patent number: 11121134
    Abstract: A semiconductor device includes a device isolation layer defining first and second active regions, a buried contact connected to the second active region, and first and second bit line structures disposed on the first and second active regions. Each of the first and second bit line structures comprises a bit line contact part and a bit line pass part. The bit line contact part is electrically connected to the first active region. The bit line pass part is disposed on the device isolation layer. A height of a lowest part of the buried contact is smaller than a height of a lowest part of the bit line pass part. The height of the lowest part of the buried contact is greater than a height of a lowest part of the bit line contact part. A lower end of the bit line pass part is buried in the second active region.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: September 14, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sang Ho Lee, Eun A Kim, Ki Seok Lee, Jay-Bok Choi, Keun Nam Kim, Yong Seok Ahn, Jin-Hwan Chun, Sang Yeon Han, Sung Hee Han, Seung Uk Han, Yoo Sang Hwang
  • Publication number: 20210280621
    Abstract: The present invention relates to an optical disc capable of positioning a fingerprint recognition region in a screen of a display, and an optical filter comprising same. The optical disc according to the present invention comprises a light absorption layer, which transmits light in a green region of visible light to increase a fingerprint recognition rate and effectively absorbs light in a red region so as to suppress a phenomenon in which the fingerprint recognition region in the screen of the display appears in red.
    Type: Application
    Filed: July 1, 2019
    Publication date: September 9, 2021
    Inventors: Jeong Og CHOI, Jin Hwan KIM, Young Soo AN, Seon Ho YANG, Tae Kwang PARK, Woo Joo LAH
  • Publication number: 20210280097
    Abstract: A flexible display panel of an expandable display device includes a first side with a display unit, and a second side opposite to the first side. A bending guide includes an external guide that faces part of the first side and has a first curved side, and an internal guide that faces part of the second side and has a second curved side. A slider that slides on the bending guide is attached to, one end portion of the flexible display panel. A radius of the first curved side is greater than a radius of the second curved side. When the slider moves toward the bending guide, the first side contacts the first curved side and is bent by the first curved side, and when the slider moves away from the bending guide, the second side contacts the second curved side and is bent by the second curved side.
    Type: Application
    Filed: May 25, 2021
    Publication date: September 9, 2021
    Inventors: JUNG HUN LEE, SUN HO KIM, YOUNG-SEOK SEO, TAE AN SEO, JIN HWAN CHOI
  • Publication number: 20210269463
    Abstract: The present application relates to a silicon precursor compound, a method for preparing the silicon precursor compound, a precursor composition for depositing a silicon-containing oxide thin film or nitride thin film, the precursor composition comprising the silicon precursor compound, and a method for depositing a silicon-containing oxide thin film or nitride thin film using the precursor composition.
    Type: Application
    Filed: May 14, 2021
    Publication date: September 2, 2021
    Inventors: Jin Sik KIM, Myeong Ho KIM, Mi Hee LEE, Byung Kwan KIM, Jun Hwan CHOI, Sungwoo AHN, Yun Gyeong YI
  • Patent number: 11106630
    Abstract: An operating method of a host includes receiving a request for secure deletion of a first file stored in a storage system, providing an invalidation command to the storage system for invalidating data of the first file, providing an erase command to the storage system for erasing invalidated data included in the storage system, and performing a deletion operation, which is executable on an operating system of the host, on the first file which is deleted by the erase command.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: August 31, 2021
    Inventors: Jin-hwan Park, Chan-sol Kim, Myung-jin Jung, Ji-soo Kim, Kyung-ho Kim, Pil-sung Kang, Bong-jun Choi, Chae-won Yu, So-jeong Lee
  • Patent number: 11107874
    Abstract: A display device includes: a flexible substrate; a plurality of conductive lines on the flexible substrate; a thin film transistor connected to the plurality of conductive lines; and an organic light emitting element connected to the thin film transistor. As a curvature of an area of the flexible substrate increases, a width or a thickness of each of the conductive lines increases.
    Type: Grant
    Filed: September 21, 2018
    Date of Patent: August 31, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Minsung Kim, Hyunwoo Koo, Tae Woong Kim, Jin Hwan Choi, Hayk Kachatryan
  • Patent number: 11101461
    Abstract: A composite cathode active material, a method of preparing the composite cathode active material, a cathode including the composite cathode active material, and a lithium battery including the cathode. The composite cathode active material includes a lithium intercalatable material; and a garnet oxide, wherein an amount of the garnet oxide is about 1.9 wt % or less, based on a total weight of the composite cathode active material.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: August 24, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-young Mun, Jae-myung Lee, Gue-sung Kim, Yoon-sok Kang, Myung-hoon Kim, Jun-ho Park, Jin-hwan Park, Jae-gu Yoon, Byung-jin Choi
  • Patent number: 11088700
    Abstract: A rollable display device includes a rollable display and a first protection film disposed on a first surface of the rollable display. The first protection film extends beyond a first display edge of the rollable display. The rollable display device further includes a second protection film disposed on a second surface of the rollable display facing the first surface of the rollable display. The second protection film extends beyond the first display edge of the rollable display. The rollable display device additionally includes a first adhesive layer disposed between the rollable display and the first protection film. The rollable display device further includes second adhesive layer disposed between the rollable display and the second protection film, and a first adhesion part disposed adjacent to the first display edge of the rollable display and between the first protection film and the second protection film.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: August 10, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Tae An Seo, Min-Sung Kim, Jung Hun Lee, Jin Hwan Choi
  • Patent number: 11056025
    Abstract: A flexible display panel of a display device includes a first side with a display unit, and a second side opposite to the first side. A bending guide includes an external guide that faces part of the first side and has a first curved side, and an internal guide that faces part of the second side and has a second curved side. A slider that slides on the bending guide is attached to one end portion of the flexible display panel. A radius of the first curved side is greater than a radius of the second curved side. When the slider moves toward the bending guide, the first side contacts the first curved side and is bent by the first curved side, and when the slider moves away from the bending guide, the second side contacts the second curved side and is bent by the second curved side.
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: July 6, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jung Hun Lee, Sun Ho Kim, Young-Seok Seo, Tae An Seo, Jin Hwan Choi
  • Publication number: 20210195766
    Abstract: A display device including: a display panel configured to display an image; and a winder configured to fix a first end portion of the display panel thereinto, wherein the winder includes a first fixing portion including a first external surface which is curved, and a second fixing portion that includes a second external surface which is curved and that faces the first external surface, wherein the first end portion of the display panel may be interposed between the first external surface and the second external surface.
    Type: Application
    Filed: February 18, 2021
    Publication date: June 24, 2021
    Inventors: MIN-SUNG KIM, TAE AN SEO, JUNG HUN LEE, JIN HWAN CHOI
  • Patent number: 10932375
    Abstract: A display device including: a display panel configured to display an image; and a winder configured to fix a first end portion of the display panel thereinto, wherein the winder includes a first fixing portion including a first external surface which is curved, and a second fixing portion that includes a second external surface which is curved and that faces the first external surface, wherein the first end portion of the display panel may be interposed between the first external surface and the second external surface.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: February 23, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Min-Sung Kim, Tae An Seo, Jung Hun Lee, Jin Hwan Choi
  • Publication number: 20210011869
    Abstract: Provided is a semiconductor device and a semiconductor system. A semiconductor device can include a command priority policy manager circuit which generates command priority policy information including a command priority compliance policy for a command directed to a device. A host interface circuit can be coupled to the command priority policy manager circuit to receive the command priority policy information from the command priority policy manager circuit, where the host interface circuit operable to transmit the command priority policy information via an electrical interface to the device.
    Type: Application
    Filed: September 28, 2020
    Publication date: January 14, 2021
    Inventors: DONG-MIN KIM, JEONG-WOO PARK, WOOK HAN JEONG, JIN HWAN CHOI
  • Patent number: 10863633
    Abstract: An exemplary embodiment provides a display device including: a display panel configured to include a first area, and a second area and a third area respectively disposed at opposite sides of the first area in a first direction; a first roller unit configured to wind the second area thereon; and a second roller unit configured to wind the third area of the display panel in an opposite direction to that of the first roller unit, wherein a distance between the first roller unit and the second roller unit which are separated from each other in the first direction can be adjusted.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: December 8, 2020
    Inventors: Jin Hwan Choi, Min-Sung Kim, Hyun Woo Koo, Jeong Ho Kim, Tae Woong Kim, Tae An Seo, Jung Hun Lee
  • Patent number: 10817445
    Abstract: Provided is a semiconductor device and a semiconductor system. A semiconductor device can include a command priority policy manager circuit which generates command priority policy information including a command priority compliance policy for a command directed to a device. A host interface circuit, can be coupled to the command priority policy manager circuit to receive the command priority policy information from the command priority policy manager circuit, where the host interface circuit operable to transmit the command priority policy information via an electrical interface to the device.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: October 27, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong-Min Kim, Jeong-Woo Park, Wook Han Jeong, Jin Hwan Choi
  • Patent number: 10780494
    Abstract: Disclosed is a method for manufacturing a metallic nanowire transparent electrode, including generating a metallic nanowire and chemically reducing the metallic nanowire to connect adjacent metallic nanowires.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: September 22, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jin Hwan Choi, Jung Yong Lee, Tae Woong Kim, Jae Ho Ahn
  • Publication number: 20200287559
    Abstract: A rollable display device includes a rollable display and a first protection film disposed on a first surface of the rollable display. The first protection film extends beyond a first display edge of the rollable display. The rollable display device further includes a second protection film disposed on a second surface of the rollable display facing the first surface of the rollable display. The second protection film extends beyond the first display edge of the rollable display. The rollable display device additionally includes a first adhesive layer disposed between the rollable display and the first protection film. The rollable display device further includes second adhesive layer disposed between the rollable display and the second protection film, and a first adhesion part disposed adjacent to the first display edge of the rollable display and between the first protection film and the second protection film.
    Type: Application
    Filed: May 21, 2020
    Publication date: September 10, 2020
    Inventors: TAE AN SEO, Min-Sung Kim, Jung Hun Lee, Jin Hwan Choi
  • Publication number: 20200260569
    Abstract: A rollable display device includes a rollable structure including a plurality of unit structures, the rollable structure being configured to be rolled and unrolled based on the unit structures, and a display panel structure attached to the rollable structure, wherein respective widths of the unit structures increase in a first direction from a first side of the rollable structure to an opposite second side of the rollable structure.
    Type: Application
    Filed: May 1, 2020
    Publication date: August 13, 2020
    Inventors: Jin-Hwan Choi, Min-Sung Kim, Tae-An Seo, Jung-Hun Lee