Patents by Inventor Rang-Kyun Mok

Rang-Kyun Mok 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: 20250130474
    Abstract: A display device includes a light emitting element, a first electrode disposed on the light emitting element, an electronic ink layer including partition walls disposed on the first electrode, the partition walls including an internal space having a substantially recessed shape to accommodate an electronic ink between the partition walls, a second electrode disposed on the electronic ink layer, and an adhesive layer disposed between the electronic ink layer and the second electrode and adhered to a surface of the electronic ink layer, and a viewing angle is adjusted by moving a carbon particle included in the electronic ink according to a voltage difference between the first electrode and the second electrode.
    Type: Application
    Filed: July 24, 2024
    Publication date: April 24, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Rang Kyun MOK, Saet Byeol SHIN, Tae Ho LEE, Young Sang HA
  • Publication number: 20250106374
    Abstract: A display device includes a display panel including pixels, a viewing area forming unit forming a main viewing zone and side viewing zones where viewpoint images displayed by the display panel are provided, and an eye tracking unit extracting binocular information of a viewer. The display device further includes a controller controlling viewing angles of the side viewing zones to be different from a viewing angle of the main viewing zone based on the binocular information.
    Type: Application
    Filed: June 3, 2024
    Publication date: March 27, 2025
    Inventor: Rang Kyun MOK
  • Publication number: 20250098380
    Abstract: A display device includes a display panel including light emitting elements and an encapsulation layer overlapping the light emitting elements, a first structure layer disposed on the encapsulation layer, the first structure layer primarily controlling a path of light emitted from the light emitting elements, a second structure layer disposed on the first structure layer, the second structure layer secondarily controlling the path of the light passing through the first structure layer, and a color filter layer disposed on the second structure layer.
    Type: Application
    Filed: July 12, 2024
    Publication date: March 20, 2025
    Applicant: Samsung Display Co., LTD.
    Inventors: Rang Kyun MOK, Young Sang HA
  • Patent number: 12217642
    Abstract: According to one or more embodiments, an electronic device may include a main body, a sensor exposed to an outside through the main body, a display inside the main body, and configured to output a beam image through a lens exposed through the main body, a posture controller outside the display, and including gimbals configured to change a posture of the display, a driver configured to drive the posture controller, and a processor that is configured to track a user's hand position using the sensor, change the posture of the display based on the tracked hand position, move the lens such that an axis of the lens faces a palm of the user's hand, calculate a distance between the palm and the lens, and control the display to output the beam image generated based on the calculated distance.
    Type: Grant
    Filed: December 21, 2023
    Date of Patent: February 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventor: Rang Kyun Mok
  • Patent number: 12217357
    Abstract: A method of controlling a display device includes rendering a plurality of viewpoint images, generating a plurality of sub-images based on the plurality of viewpoint images and a plurality of mapping pattern images corresponding to the plurality of viewpoint images, generating a single light-field image based on the plurality of sub-images, and outputting the single light-field image.
    Type: Grant
    Filed: March 22, 2024
    Date of Patent: February 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Rang Kyun Mok, Ji Young Choi, Gi Seok Kwon, Jae Joong Kwon, Beom Shik Kim, Jae Wan Park
  • Publication number: 20250014489
    Abstract: A display device includes a display panel configured to display 2D images, an optical member configured to display the 2D images displayed on the display panel by maintaining display light paths of the 2D images during a 2D image display period, and to display 3D stereoscopic images by refracting the display light paths of the 2D images during a 3D stereoscopic image display period, and a display driver configured to drive the display panel so that the display panel displays multi-view images in the 2D image display period and the 3D stereoscopic image display period, and to apply driving voltages to the optical member to control operations of the optical member for displaying the 2D images or 3D stereoscopic images.
    Type: Application
    Filed: June 26, 2024
    Publication date: January 9, 2025
    Inventors: Su Jung HUH, Jeong Woo PARK, Beom Shik KIM, Eun Kyoung NAM, Rang Kyun MOK, Sung Chan JO
  • Publication number: 20240402396
    Abstract: A lens array includes a base substrate, a plurality of prisms arranged in parallel to each other in a first direction on the base substrate, and a plurality of lenses covering the plurality of prisms, and arranged parallel to each other in the first direction. Each of the prisms and each of the lenses extends in a second direction different from the first direction.
    Type: Application
    Filed: March 19, 2024
    Publication date: December 5, 2024
    Inventor: Rang Kyun MOK
  • Publication number: 20240339059
    Abstract: According to one or more embodiments, an electronic device may include a main body, a sensor exposed to an outside through the main body, a display inside the main body, and configured to output a beam image through a lens exposed through the main body, a posture controller outside the display, and including gimbals configured to change a posture of the display, a driver configured to drive the posture controller, and a processor that is configured to track a user's hand position using the sensor, change the posture of the display based on the tracked hand position, move the lens such that an axis of the lens faces a palm of the user's hand, calculate a distance between the palm and the lens, and control the display to output the beam image generated based on the calculated distance.
    Type: Application
    Filed: December 21, 2023
    Publication date: October 10, 2024
    Inventor: Rang Kyun MOK
  • Publication number: 20240340402
    Abstract: A display device includes a display panel, an optical member, and a display driver. The display panel is configured to display a plurality of 2D images. The optical member is configured to refract 2D image display light displayed in a display area of the display panel into a first refraction direction or a second refraction direction to output 3D stereoscopic image display light. The display driver is configured to control a refraction direction of the 3D stereoscopic image display light by dividing a 3D stereoscopic image display period of at least one frame into first and second time-division frames and supplying driving voltages to the optical member in each of the first and second time-division frames.
    Type: Application
    Filed: April 5, 2024
    Publication date: October 10, 2024
    Inventors: Su Jung HUH, Rang Kyun MOK, Hyun Jin CHO, Eun Kyoung NAM, Byeong Hee WON, Young Soo HWANG
  • Publication number: 20240297975
    Abstract: A display device includes a display panel displaying a two-dimensional (2D) image and a three-dimensional (3D) image. A light transmission control unit passes 2D image display light displayed on the display panel in a first linearly polarized light direction and converts a polarized light direction of 3D image display light displayed on the display panel into a second linearly polarized light direction and emits the 3D image display light in the second linearly polarized light direction. An optical device passes the 2D image display light incident in the first linearly polarized light direction through the light transmission control unit while maintaining optical paths of the 2D image display light and refracting and emitting the 3D image display light of which the polarized light direction is converted into the second linearly polarized light direction through light transmission control unit.
    Type: Application
    Filed: December 29, 2023
    Publication date: September 5, 2024
    Inventors: Rang Kyun MOK, Jeong Woo Park
  • Publication number: 20240250225
    Abstract: A display device includes a display panel including sub-pixels arranged in a first direction and a second direction perpendicular to the first direction, and including light emitting surfaces in a third direction perpendicular to the first direction and the second direction, and lenses that overlap the sub-pixels in the third direction and to have a long side having an angle greater than 0 degree with respect to the second direction. A first lens includes a first curved surface and a first side surface connected to one edge of the first curved surface. A second lens includes a second curved surface and a second side surface connected to one edge of the second curved surface. The first lens and the second lens share a common lower surface. A flat surface connects the first side surface and the second side surface and extends parallel to the common lower surface.
    Type: Application
    Filed: November 24, 2023
    Publication date: July 25, 2024
    Inventors: Jeong Woo Park, Beom Shik Kim, Rang Kyun Mok, Byeong Hee Won, Young Sang Ha
  • Publication number: 20240233247
    Abstract: A method of controlling a display device includes rendering a plurality of viewpoint images, generating a plurality of sub-images based on the plurality of viewpoint images and a plurality of mapping pattern images corresponding to the plurality of viewpoint images, generating a single light-field image based on the plurality of sub-images, and outputting the single light-field image.
    Type: Application
    Filed: March 22, 2024
    Publication date: July 11, 2024
    Inventors: Rang Kyun MOK, Ji Young CHOI, Gi Seok KWON, Jae Joong KWON, Beom Shik KIM, Jae Wan PARK
  • Patent number: 11961177
    Abstract: A method of controlling a display device includes rendering a plurality of viewpoint images, generating a plurality of sub-images based on the plurality of viewpoint images and a plurality of mapping pattern images corresponding to the plurality of viewpoint images, generating a single light-field image based on the plurality of sub-images, and outputting the single light-field image.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: April 16, 2024
    Assignees: SAMSUNG DISPLAY CO., LTD., MAXST CO., LTD.
    Inventors: Rang Kyun Mok, Ji Young Choi, Gi Seok Kwon, Jae Joong Kwon, Beom Shik Kim, Jae Wan Park
  • Patent number: 11638076
    Abstract: A display device including: a display panel configured to display an image on a first surface thereof; a first sound generating device configured to provide a first sound; and a second sound generating device configured to provide a second sound, wherein the first sound generating device is attached to a second surface of the display panel, the second surface being opposite to the first surface, and wherein the first sound generating device is a vibration generating device configured to vibrate the display panel in accordance with a first sound signal to generate the first sound.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: April 25, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Hun Noh, Yi Joon Ahn, Rang Kyun Mok
  • Patent number: 11553171
    Abstract: A light field display device includes: a display module; an optical coupler emitting a third image obtained by combining a first image and a second image, and including a first surface, a second surface and an emission surface emitting the third image, wherein the first image is emitted from the display module and is incident on the first surface, wherein the second image is incident on the second surface; and a controller configured to generate image data based on 3D modeling data and provide the image data to the display module. The optical coupler includes: an optical waveguide including the first, second and emission surfaces, and a third surface; a beam splitter in the optical waveguide; and a concave mirror adjacent to the third surface of the optical waveguide, and wherein the controller moves the concave mirror in correspondence with depth information included in the 3D modeling data.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: January 10, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Rang Kyun Mok, Jae Joong Kwon, Beom Shik Kim, Jeong Woo Park, Su Bin Jung, Hyun Jin Cho, Young Sang Ha
  • Publication number: 20220230381
    Abstract: A method of controlling a display device includes rendering a plurality of viewpoint images, generating a plurality of sub-images based on the plurality of viewpoint images and a plurality of mapping pattern images corresponding to the plurality of viewpoint images, generating a single light-field image based on the plurality of sub-images, and outputting the single light-field image.
    Type: Application
    Filed: October 4, 2021
    Publication date: July 21, 2022
    Inventors: Rang Kyun MOK, Ji Young CHOI, Gi Seok KWON, Jae Joong KWON, Beom Shik KIM, Jae Wan PARK
  • Publication number: 20220078398
    Abstract: A light field display device includes: a display module; an optical coupler emitting a third image obtained by combining a first image and a second image, and including a first surface, a second surface and an emission surface emitting the third image, wherein the first image is emitted from the display module and is incident on the first surface, wherein the second image is incident on the second surface; and a controller configured to generate image data based on 3D modeling data and provide the image data to the display module. The optical coupler includes: an optical waveguide including the first, second and emission surfaces, and a third surface; a beam splitter in the optical waveguide; and a concave mirror adjacent to the third surface of the optical waveguide, and wherein the controller moves the concave mirror in correspondence with depth information included in the 3D modeling data.
    Type: Application
    Filed: June 15, 2021
    Publication date: March 10, 2022
    Inventors: Rang Kyun MOK, Jae Joong KWON, Beom Shik KIM, Jeong Woo PARK, Su Bin JUNG, Hyun Jin CHO, Young Sang HA
  • Patent number: 11157120
    Abstract: A display device according to an embodiment includes: a display panel including a plurality of pixels disposed in a display region; a pressure sensor disposed to overlap with the display panel, the pressure sensor including a plurality of sensor electrodes disposed in a touch region; a bump structure disposed on at least one of a first surface and a second surface of the pressure sensor to be separated from the sensor electrodes; and a housing supporting the display panel, the pressure sensor, and the bump structure. The bump structure includes a plurality of bumps distributed on respective coordinate points at which the sensor electrodes are disposed.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: October 26, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Won Ki Hong, Tae Hee Lee, Rang Kyun Mok, Won Sang Park
  • Publication number: 20210297760
    Abstract: A display device including: a display panel configured to display an image on a first surface thereof; a first sound generating device configured to provide a first sound; and a second sound generating device configured to provide a second sound, wherein the first sound generating device is attached to a second surface of the display panel, the second surface being opposite to the first surface, and wherein the first sound generating device is a vibration generating device configured to vibrate the display panel in accordance with a first sound signal to generate the first sound.
    Type: Application
    Filed: May 27, 2021
    Publication date: September 23, 2021
    Inventors: Jung Hun NOH, Yi Joon AHN, Rang Kyun MOK
  • Patent number: 11026007
    Abstract: A display device including: a display panel configured to display an image on a first surface thereof; a first sound generating device configured to provide a first sound; and a second sound generating device configured to provide a second sound, wherein the first sound generating device is attached to a second surface of the display panel, the second surface being opposite to the first surface, and wherein the first sound generating device is a vibration generating device configured to vibrate the display panel in accordance with a first sound signal to generate the first sound.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: June 1, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung Hun Noh, Yi Joon Ahn, Rang Kyun Mok