Patents by Inventor Won-Ki Hong

Won-Ki Hong 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).

  • Head mounted display device and fabricating method thereof
    Patent number: 10635244
    Abstract: A head mounted display device includes: display part disposed to correspond to two eyes of a user, and including wires and one or more pixels connected to the wires; and a sensor disposed around the display part and configured to sense a touch of the user. The sensor includes sensing electrodes, and at least one of the sensing electrodes is provided on the same layer as a portion of the display part.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: April 28, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ki Hong, Jong Seo Lee
  • Display device
    Patent number: 10613667
    Abstract: A display device may include: a display panel; and a pressure sensor provided on one surface of the display panel, wherein the pressure sensor includes: a first substrate including: a first base substrate; and receiving electrodes disposed on the first base substrate, the receiving electrodes extending in a first direction; a second substrate disposed between the first substrate and the display panel, the second substrate including: a second base substrate; and driving electrodes disposed on a surface of the second base substrate facing the first substrate, the driving electrodes extending in a second direction crossing the receiving electrodes; and a variable resistance layer provided on a surface of one of the driving electrodes and the receiving electrodes, wherein the second base substrate includes a material configured for at least one of blocking light and absorbing light.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: April 7, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ki Hong, Tae Hee Lee
  • Apparatus and method for user authentication, and mobile device
    Patent number: 10586092
    Abstract: An apparatus for user authentication includes a sensor array and a sensing signal processor. The sensor array is formed on at least one surface of a mobile device. The sensing signal processor receives information of a palm of a user, received from the sensor array, and performs a user authentication through pattern analysis. Accordingly, an authentication of the user of the mobile device can be simply performed.
    Type: Grant
    Filed: January 3, 2017
    Date of Patent: March 10, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ki Hong, Jong Seo Lee
  • Display device
    Patent number: 10579181
    Abstract: A display device includes: a display panel including a display area including at least a partially curved surface area; a touch sensor overlapping the display area to acquire touch information on a touch of a user; a pressure sensor to sense a pressure of the touch; and a controller configured to perform user authentication by controlling the display panel, the touch sensor, and the pressure sensor, wherein the touch sensor includes a plurality of sensor pixels that senses a change in capacitance corresponding to the touch, wherein the pressure sensor includes: a first electrode; a second electrode spaced apart from the first electrode; and a pressure sensing element provided between the first electrode and the second electrode.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: March 3, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Tae Hee Lee, Won Ki Hong, Rang Kyun Mok
  • Touch sensor and method of detecting touch by using the same
    Patent number: 10572064
    Abstract: A touch sensor, and method of operating same, includes: a flexible substrate capable of being bent into curved or flat shapes; a plurality of pressure sensors provided on the substrate; and a sensor controller configured to determine a bent form of the substrate by using a first detection signal obtained from at least one of the plurality of pressure sensors and to compensate for an intensity of touch by generating a signal based upon the bent form of the substrate.
    Type: Grant
    Filed: June 8, 2017
    Date of Patent: February 25, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ki Hong, Won Sang Park, Eun Jin Sung
  • DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20200058712
    Abstract: A display device includes: a display panel; a first force sensor disposed below the display panel; a display circuit board attached to a first side of the display panel; and a first flexible circuit board connecting the first force sensor and the display circuit board, wherein the display circuit board and the first flexible circuit board are bent at least once.
    Type: Application
    Filed: June 3, 2019
    Publication date: February 20, 2020
    Inventors: Tae Hee Lee, Sung Kook Park, So Hee Park, Hee Seomoon, Won Ki Hong
  • APPARATUS AND METHOD FOR TESTING PRESSURE SENSOR AND DISPLAY DEVICE USING THE SAME
    Publication number: 20200056955
    Abstract: A test apparatus includes: a stage having a planar surface extending in a first direction and a second direction crossing the first direction; a mounting portion that is disposed on the stage to place a test member thereon; an angle adjusting portion adjusting a first angle of the mounting portion to incline the mounting portion with respect to the planar surface of the stage; and a pressing guide disposed on the stage and moving a pressing member in the first direction, the second direction, and a third direction normal to the planar surface of the stage.
    Type: Application
    Filed: February 25, 2019
    Publication date: February 20, 2020
    Inventors: Tae Hee LEE, Sung Kook PARK, So Hee PARK, Hee SEOMOON, Won Ki HONG
  • DISPLAY DEVICE
    Publication number: 20200057545
    Abstract: A display device including a first pressure sensor disposed under a display panel that includes an upper surface, a first upper curved portion extended from a first edge of the upper surface, and a first side surface extended from the first upper curved portion. The first pressure sensor is disposed in the first upper curved portion.
    Type: Application
    Filed: May 16, 2019
    Publication date: February 20, 2020
    Inventors: Hee SEOMOON, Won Ki HONG, Sung Kook PARK, So Hee PARK, Tae Hee LEE
  • DISPLAY DEVICE
    Publication number: 20200058711
    Abstract: A display device including: a display panel; a first force sensor disposed under the display panel; and a waterproofing member disposed under the display panel and disposed adjacent to the first force sensor, a part of the first force sensor and a part of the waterproofing member overlap each other in a height direction of the display panel.
    Type: Application
    Filed: May 31, 2019
    Publication date: February 20, 2020
    Inventors: Hee Seomoon, Sung Kook Park, So Hee Park, Bong Hyun You, Tae Hee Lee, Won Ki Hong
  • DISPLAY DEVICE
    Publication number: 20200057522
    Abstract: A display device includes: a display panel; a first force sensor disposed under the display panel; and a first waterproof member disposed under the display panel and disposed on an outer side of the first force sensor, wherein a height of the first waterproof member is larger than a height of the first force sensor.
    Type: Application
    Filed: May 15, 2019
    Publication date: February 20, 2020
    Inventors: Won Ki HONG, Tae Hee LEE, Sung Kook PARK, So Hee PARK, Hee SEOMOON
  • DISPLAY DEVICE
    Publication number: 20200057503
    Abstract: A display device including a display panel; a first force sensor and a second force sensor disposed below the display panel; and a first vibration generator and a second vibration generator disposed below the display panel. The first vibration generator vibrates when a force is applied to the first force sensor, and the second vibration generator vibrates when a force is applied to the second force sensor. The vibration of the first vibration generator is different from the vibration of the second vibration generator.
    Type: Application
    Filed: July 11, 2019
    Publication date: February 20, 2020
    Inventors: Hee SEOMOON, Won Ki HONG, Sung Kook PARK, So Hee PARK, Tae Hee LEE
  • DISPLAY DEVICE
    Publication number: 20200057523
    Abstract: A display device including a display panel; a pressure sensor disposed under the display panel and including a first protrusion at one side thereof; and a waterproofing member disposed under the display panel and including a first accommodation portion at one side thereof facing the one side. The protrusion of the pressure sensor is disposed to face the first accommodation portion of the waterproofing member, and the first protrusion is inserted in the first accommodation portion.
    Type: Application
    Filed: May 13, 2019
    Publication date: February 20, 2020
    Inventors: Sung Kook PARK, So Hee PARK, Hee SEOMOON, Tae Hee LEE, Won Ki HONG
  • DISPLAY DEVICE
    Publication number: 20200057507
    Abstract: A display device includes: a display panel; a conductive sheet disposed below the display panel; a force concentration bump disposed below the conductive sheet and disposed adjacent to a first edge of the display panel; and a force sensor disposed below the conductive sheet, extending in a first direction along the first edge of the display panel, the force sensor includes a sensing region, wherein the force concentration bump overlaps the sensing region, and the force concentration bump and the conductive sheet are made of a same material.
    Type: Application
    Filed: March 6, 2019
    Publication date: February 20, 2020
    Inventors: Sung Kook Park, So Hee Park, Hee Seomoon, Bong Hyun You, Tae Hee Lee, Won Ki Hong
  • DISPLAY DEVICE
    Publication number: 20200042043
    Abstract: A display device includes a display panel, a middle frame, and a first pressure sensor. The middle frame is disposed under the display panel. The middle frame includes a first accommodating groove extending along a first long side of the display panel. The first pressure sensor is disposed in the first accommodating groove.
    Type: Application
    Filed: March 25, 2019
    Publication date: February 6, 2020
    Inventors: Tae Hee LEE, Sung Kook PARK, So Hee PARK, Hee SEOMOON, Won Ki HONG
  • DISPLAY DEVICE
    Publication number: 20200042131
    Abstract: A display device includes a bracket, a display panel, a first force sensor, and a main circuit board. The display panel is disposed on the bracket. The first force sensor is disposed between the display panel and the bracket, the first force sensor being adjacent to a first edge of the display panel. The main circuit board is disposed below the bracket such that the bracket is disposed between the display panel and the main circuit board. The bracket includes a first hole exposing the main circuit board. The first force sensor is connected to the main circuit board through the first hole.
    Type: Application
    Filed: December 5, 2018
    Publication date: February 6, 2020
    Inventors: Tae Hee Lee, Sung Kook Park, So Hee Park, Hee Seomoon, Won Ki Hong
  • DISPLAY DEVICE
    Publication number: 20200042125
    Abstract: A display device includes: a display panel; an input sensing panel; a display flexible circuit board to control the display panel having an input sensing driving circuit electrically connected to the input sensing panel, the display flexible circuit board being connected to the display panel; and a first pressure sensor disposed adjacent to and extending along a first edge of the display panel, wherein the first pressure sensor is electrically connected to the input sensing driving circuit of the display flexible circuit board.
    Type: Application
    Filed: February 11, 2019
    Publication date: February 6, 2020
    Inventors: Tae Hee LEE, Sung Kook PARK, So Hee PARK, Hee SEOMOON, Won Ki HONG
  • DISPLAY DEVICE
    Publication number: 20200042133
    Abstract: A display device includes a display panel, a first force sensor, a first vibration generator, and a first electromagnetic wave shielding member. The first force sensor is disposed under the display panel. The first vibration generator is disposed under the display panel and adjacent to the first force sensor. The first electromagnetic wave shielding member surrounds side surfaces of the first vibration generator.
    Type: Application
    Filed: March 21, 2019
    Publication date: February 6, 2020
    Inventors: Sung Kook PARK, Suk KIM, So Hee PARK, Hee SEOMOON, Tae Hee LEE, Won Ki HONG
  • ELECTRONIC DEVICE
    Publication number: 20200026422
    Abstract: An electronic device comprises a touch display that includes an edge portion on at least one side thereof, a sensor unit that includes a first pressure sensor disposed in a first sensing area of the edge portion and a second pressure sensor disposed in a second sensing area of the edge portion, and a control unit that displays a first user interface on the touch display in response to a first input signal that exceeds a predetermined pressure value being detected via at least one of the first or second pressure sensors and that performs a first action in response to a second input signal that exceeds a predetermined pressure value being detected via at least one of the first or second pressure sensors.
    Type: Application
    Filed: May 2, 2019
    Publication date: January 23, 2020
    Inventors: HEE SEOMOON, WON KI HONG, SUNG KOOK PARK, TAE HEE LEE
  • Display device with touch sensing unit
    Patent number: 10540030
    Abstract: A display device may include a first substrate, a touch sensor disposed on the first substrate, a second substrate disposed on the touch sensor, and a display unit disposed on the second substrate and which displays an image. The touch sensor includes a piezoelectric device, which senses a touch thereon, and an adhesive layer, which attaches the first and second substrates to each other. The piezoelectric device and the adhesive layer are disposed in a same layer.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: January 21, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Junghyun Kim, Won-ki Hong, Minsoo Kim
  • Display device having rollable display panel
    Patent number: 10534495
    Abstract: A rollable display panel and a rollable display device, the rollable display panel including a display region configured to display an image; a non-display region surrounding the display region; and a resistor sensor in the non-display region including sensing material of which resistance values are different by location, wherein the resistor sensor outputs a sensing signal that is regularly changed proportional to a rolling length of the rollable display panel, and a sensor driver that determines a driving region of the rollable display panel based on the sensing signal.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: January 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won-Ki Hong, Young-Jun Seo, Tae-Hee Lee