Patents by Inventor Jae Kyoung Kim

Jae Kyoung Kim 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: 20210134927
    Abstract: A display apparatus includes a base substrate including an opening area which transmits light, an opening peripheral area which is a non-display area surrounding the opening area, and a display area surrounding the opening peripheral area, a thin film transistor disposed on the base substrate, a light emitting structure electrically connected to the thin film transistor, and a loop-type antenna electrode disposed on the base substrate in the opening peripheral area to surround the opening area.
    Type: Application
    Filed: August 28, 2020
    Publication date: May 6, 2021
    Inventors: Jae-Kyoung KIM, Ki Seo KIM, Won Sang PARK, Bong Hyun YOU
  • Publication number: 20210132736
    Abstract: An electronic device includes a display panel including a display region and a non-display region adjacent thereto, an input sensor overlapping a first region of the display region, and an antenna overlapping a second region of the display region. The input sensor includes a first sensing layer including a bridge pattern and a second sensing layer including sensor electrodes and disposed on a different layer from the first sensing layer. The bridge pattern connects two adjacent sensor electrodes. The antenna includes a first antenna layer including a first antenna with a first frequency band, the first antenna layer and the first sensing layer disposed on the same layer, and a second antenna layer including a second antenna with a second frequency band different from the first frequency band. The second antenna layer and the second sensing layer are disposed on the same layer.
    Type: Application
    Filed: July 20, 2020
    Publication date: May 6, 2021
    Inventors: Jae-Kyoung Kim, Kiseo Kim, Wonsang Park, Bonghyun You
  • Publication number: 20210132722
    Abstract: A display device includes: a base substrate including a touch area and a non-touch area adjacent to the touch area and including a first area and a second area; a touch electrode disposed in the touch area and including a lattice pattern; an antenna electrode disposed in the first area and including a lattice pattern; a first dummy pattern disposed in the first area; and a second dummy pattern disposed in the second area, wherein the second area is disposed between the first area and the touch area, and the lattice pattern of the touch electrode includes openings that are larger than openings of the lattice pattern of the antenna electrode.
    Type: Application
    Filed: September 1, 2020
    Publication date: May 6, 2021
    Inventors: Jae-Kyoung KIM, Ki Seo KIM, Eun Jin SUNG, Bong Hyun YOU, Won Sang PARK
  • Publication number: 20210135337
    Abstract: The present disclosure relates to an electronic apparatus. The electronic apparatus includes a display panel, a pattern portion, and a circuit portion. The display panel includes an active area and a peripheral area. The pattern portion includes an antenna pattern disposed on the display panel and a first pad connected to the antenna pattern. The circuit portion includes a second pad facing the first pad, wherein the second pad is spaced apart from the first pad by a predetermined distance. The second pad is capacitively-coupled to the first pad and a radio frequency device electrically connected to the second pad.
    Type: Application
    Filed: October 16, 2020
    Publication date: May 6, 2021
    Inventors: KISEO KIM, JAE-KYOUNG KIM, WONSANG PARK, BONGHYUN YOU
  • Publication number: 20210135340
    Abstract: The present disclosure relates to an electronic apparatus. The electronic apparatus includes a display panel in which an active area and a peripheral area are defined and an antenna with at least a portion overlapping the active area. The antenna includes a first pattern portion having a first characteristic impedance and a first mesh structure, a second pattern portion, and a third pattern portion. The second pattern portion is disposed adjacent to the first pattern portion and has a second characteristic impedance different from the first characteristic impedance and a second mesh structure. The third pattern portion is disposed adjacent to the second pattern portion and has a third characteristic impedance different from the second characteristic impedance and a third mesh structure. The second characteristic impedance has a value between the first characteristic impedance and the third characteristic impedance.
    Type: Application
    Filed: September 22, 2020
    Publication date: May 6, 2021
    Inventors: Jae-Kyoung KIM, WonSang PARK, Gangil BYUN, Jinmyeong HEO
  • Patent number: 10983345
    Abstract: A head-mounted device includes a case including a body and a cover covering the body, the case having a display panel accommodating space between the body and the cover, an optical system in the body facing the cover, and a filter in the body, the filter being spaced apart from the optical system in a first direction corresponding to a thickness direction of the optical system and being configured to repeatedly move in a direction.
    Type: Grant
    Filed: January 25, 2017
    Date of Patent: April 20, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kiseo Kim, Jae-kyoung Kim
  • Publication number: 20210103354
    Abstract: A display apparatus includes a display panel configured to display an image and a touch antenna array disposed on the display panel. The touch antenna array may include a touch electrode, a touch wiring electrically connected to the touch electrode, an antenna electrode including a plurality of antenna elements, a feeder electrically connected to the antenna electrode, and a shielding electrode disposed between the touch wiring and the feeder.
    Type: Application
    Filed: July 24, 2020
    Publication date: April 8, 2021
    Inventors: Ki Seo KIM, Jae-Kyoung KIM, Won Sang PARK, Bong Hyun YOU
  • Publication number: 20210104582
    Abstract: A display apparatus includes a flexible display panel including a display area with a first folding area, the display area including an upper surface and a lower surface and displaying an image via the upper surface, a cover window disposed on the upper surface of the display area of the flexible display panel and an antenna layer including a first antenna disposed on an upper surface of the first folding area. The upper surface of the display area includes the upper surface of the first folding area. The first antenna is disposed between the upper surface of the first folding area and the cover window.
    Type: Application
    Filed: August 3, 2020
    Publication date: April 8, 2021
    Inventors: Ki Seo KIM, Jae-Kyoung KIM, Won Sang PARK, Bong Hyun YOU
  • Publication number: 20210056282
    Abstract: A display device including a display panel having a display area including a plurality of pixels and a non-display area surrounding at least one side of the display area, a light blocking layer at least partially overlapping the display area and including opening portions for selectively passing incident light, and a power supply device configured to supply power to the pixels and the light blocking layer, in which the power supply device is configured to apply control power having a different voltage value in correspondence with a type of an image to be displayed in the display area to the light blocking layer, during a display period.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Il Nam KIM, Jae Kyoung KIM, Ji Hun RYU, Eun Jin SUNG, Seong Ryong LEE, Jong Hyun LEE
  • Patent number: 10928954
    Abstract: A touch sensor includes sensor pixels which provide output currents which change in response to a touch made by a user, a sensor scan driver coupled to the sensor pixels through sensor scan lines and supplies sensor scan signals to the sensor pixels, and a read-out circuit coupled to the sensor pixels through output lines, and senses a touch using the output currents. The sensor scan driver changes a scheme for supplying the sensor scan signals depending on a fingerprint sensing mode and a touch sensing mode.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: February 23, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byeong Hee Won, Il Nam Kim, Jae Kyoung Kim, Jong In Baek
  • Publication number: 20210050403
    Abstract: A display device of embodiments of the present disclosure may include a substrate including a display area including a plurality of pixel areas, and a non-display area adjacent the display area, a circuit element layer on the substrate, and including a plurality of non-transmission areas in which a plurality of signal lines for transferring signals for driving a pixel are positioned, and a plurality of transmission areas for transmitting light and located between the signal lines in a plan view, a light emitting element layer on the circuit element layer, and including light emitting elements, and a light blocking layer between the substrate and the circuit element layer, and including a plurality of first opening portions overlapping the non-transmission area, and a plurality of second opening portions overlapping the transmission area, wherein one of the non-transmission areas and the transmission area are in each of the pixel areas.
    Type: Application
    Filed: August 10, 2020
    Publication date: February 18, 2021
    Inventors: Seong Ryong LEE, Jae Kyoung KIM, Won Sang PARK, Jong In BAEK, Eun Jin SUNG, Jong Hyun LEE
  • Patent number: 10915785
    Abstract: A sensor pixel includes a sensor electrode, a first transistor including a gate electrode connected to the sensor electrode and which controls a current output provided to an output line, a second transistor connected to a first voltage line and a first transistor, a third transistor connected to the first transistor and the output line, and a compensator unit which compensates a threshold voltage of the first transistor.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: February 9, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Seo Kim, Jae Kyoung Kim, Won Sang Park, Byeong Hee Won, Byung Han Yoo
  • Publication number: 20200395433
    Abstract: A display device includes: a substrate including a display area having a plurality of pixel areas and a non-display area surrounding at least one side of the display area; a light-blocking layer disposed on a first surface of the substrate and including light transmissive areas to allow incident light to pass therethrough; a circuit-element layer disposed on the light-blocking layer and including a plurality of conductive layers; a light-emitting element layer disposed on the circuit-element layer and including light-emitting elements; and a sensor layer disposed on a second surface of the substrate opposing the first surface to sense the light passing through the light transmissive areas. The light-blocking layer is electrically coupled to at least one of the plurality of conductive layers.
    Type: Application
    Filed: June 4, 2020
    Publication date: December 17, 2020
    Inventors: Eun Jin SUNG, Seong Ryong Lee, Jae Kyoung Kim, Won Sang Park, Jong In Baek, Bong Hyun You
  • Publication number: 20200394381
    Abstract: A display deice is provided including a substrate. The substrate includes a display region that includes a plurality of pixels and a sensing region provided in at least one region of the display region. A circuit element layer is disposed on the substrate, the circuit element layer includes a plurality of conductive layers. A light emitting element layer is provided on the circuit element layer. The light emitting element layer includes a plurality of light emitting elements. A sensor layer is disposed on the substrate. The sensor layer includes a plurality of photo sensor units each including sensor pixels. The photo sensor units are arranged in an irregular pattern in the sensing region.
    Type: Application
    Filed: May 29, 2020
    Publication date: December 17, 2020
    Inventors: JI HUN RYU, Il Nam Kim, Jong Hyun Lee, Jae Kyoung Kim, Eun Jin Sung, Seong Ryong Lee
  • Publication number: 20200393936
    Abstract: A display device includes a display panel including a display layer having light-emitting elements on the substrate, and a sensor electrode layer on the display layer. The sensor electrode layer includes sensor electrodes in a sensor area, sensor lines electrically connected to the sensor electrodes and a first conductive pattern spaced apart from the sensor lines and sensor electrodes. The sensor lines and the first conductive pattern are in a sensor peripheral area adjacent to the sensor area. The first conductive pattern is an antenna.
    Type: Application
    Filed: May 27, 2020
    Publication date: December 17, 2020
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Lyong BOK, Ki Seo KIM, Jae Kyoung KIM, Young Seok SEO, Sun Mi YU, Jin Oh KWAG
  • Patent number: 10657348
    Abstract: A fingerprint sensor according to an exemplary embodiment of the present inventive concept includes a sensor substrate; a plurality of sensor pixels sensing a capacitance change corresponding to a touch of a user, wherein each of the sensor pixels includes a sensor electrode; and a sensor protection layer disposed on the sensor substrate and the plurality of sensor pixels, wherein the sensor protection layer may include a first region having a first permittivity and a second region having a second permittivity less than the first permittivity.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: May 19, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Kyoung Kim, Ki Seo Kim, Won Sang Park, Jong In Baek
  • Patent number: 10650220
    Abstract: A security device includes a door handle unit disposed on a door body, a cover layer including a touch sensor and covering the door handle unit, a door locking unit which controls a locking of the door body. The touch sensor may include a plurality of sensor pixels, each including a sensor electrode which forms a second capacitor with a hand of a user when a touch occurs thereon by the user. The touch sensor may generate touch information based on a change in capacitance of the second capacitor corresponding to the touch.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: May 12, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Byung Han Yoo, Ki Seo Kim, Jae Kyoung Kim, Kyung Tea Park, Won Sang Park, Jong In Baek, Byeong Hee Won
  • Patent number: 10650213
    Abstract: A fingerprint sensing device includes: a fingerprint sensor including scan lines and initialization lines extending in a first direction and arranged in a second direction, sensing lines extending in the second direction and arranged in the first direction, and sensing pixels connected to the scan lines, the initialization lines, and the sensing lines and disposed in a matrix configuration; a scan driver configured to apply an enable-level initialization signal to a-numbered sensing pixel rows while applying a disable-level initialization signal to b-numbered sensing pixel rows, and applying an enable-level scan signal to one sensing pixel row in the b-numbered sensing pixel rows; and a sensing driver configured to receive a sensing signal from the sensing pixel row to which the scan signal is applied through the sensing lines, wherein the a and b are positive numbers that are greater than 2.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: May 12, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keum Dong Jung, Ki Seo Kim, Il Nam Kim, Jae-Kyoung Kim, Kyung Tea Park, Jong In Baek
  • Patent number: 10572085
    Abstract: A fingerprint sensor including first, second, and third lines, and a unit sensor coupled to the first, the second, and the third lines. The unit sensor includes a pixel electrode coupled between the first line and the second line, a first capacitance element coupled between the first line and the pixel electrode, a second capacitance element coupled between the second line and the pixel electrode, a switching element coupled between the pixel electrode and one of the first line, the second line, a first line of an adjacent unit sensor, and a second line of the adjacent unit sensor, and including a control electrode coupled to the third line, and a third capacitance element coupled between the third line and the pixel electrode, in which at least one of the first and the second capacitance elements includes a variable capacitance element.
    Type: Grant
    Filed: June 11, 2018
    Date of Patent: February 25, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Keum Dong Jung, Ki Seo Kim, Il Nam Kim, Kyung Tea Park, Yun Ho Kim, Jae Kyoung Kim, Won Sang Park, Jong In Baek
  • Patent number: 10572043
    Abstract: A touch sensor including a substrate and a plurality of sensor pixels positioned on the substrate and connected to sensor scan lines and output lines. At least one of the sensor pixels is connected to an ith sensor scan line and a jth output line (where i is an integer of no less than 2 and j is a natural number) and includes a sensor electrode, a first transistor having a gate electrode connected to the sensor electrode to control a current output through the jth output line, a second transistor having a gate electrode connected to the ith sensor scan line and connected between a reference voltage line and the first transistor, and a capacitor electrode forming a first capacitor with the sensor electrode and connected to the ith sensor scan line.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: February 25, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ki Seo Kim, Jae Kyoung Kim