Patents by Inventor Daekeun Yoon

Daekeun Yoon 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: 10598948
    Abstract: A display device and a display method are provided. The display device includes a plurality of transparent display units configured to emit imaging light along a same direction and arranged in sequence with spaces therebetween along a light-emitting direction of the imaging light; and a layer-by-layer scan circuit configured to respectively input a plurality of depth images of a same three-dimensional (3D) image into corresponding transparent display units in the plurality of transparent display units, wherein, the plurality of depth images have different depth ranges; and upon each transparent display unit displaying the inputted depth image, the layer-by-layer scan circuit is configured to control transparent display units on a display side of the each transparent display unit to be in a transparent state.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: March 24, 2020
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Yangbing Yu, Qing Ma, Daekeun Yoon
  • Patent number: 10581535
    Abstract: A device and a method for reducing an influence of interference between signals using an aperture array in chip-to-chip wireless communication are provided. The device includes a transmitter including at least one transmission antenna for transmitting a signal, a receiver including at least one reception antenna for receiving the signal, a guide structure including at least one opening for guiding a path of the signal, and the at least one transmission antenna, the at least one reception antenna, and the at least one opening are arranged to correspond to one another.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: March 3, 2020
    Assignees: Samsung Electronics Co., Ltd., Korea University Research and Business Foundation
    Inventors: Jae-Sung Rieh, Daekeun Yoon, Jungsoo Kim
  • Publication number: 20190331844
    Abstract: An optical module and a display device are provided; the optical module includes a light guide plate, the light guide plate includes a first surface and a second surface that are opposite; the second surface includes a plurality of non-planar portions and a plurality of planar portions; at least one of the plurality of non-planar portions is between any two adjacent planar portions; and each non-planar portion includes a first light-transmitting inclined plane inclined with respect to the plurality of planar portions.
    Type: Application
    Filed: April 10, 2019
    Publication date: October 31, 2019
    Inventors: Jingjun DU, Fei LIANG, Lingyu SUN, Xiuyun CHEN, Daekeun YOON, Miao LIU, Xin GAI, Zheng WANG, Fei DONG, Liyu FANG, Qingqing MA, Xi LI, Tingxiu HOU
  • Patent number: 10321125
    Abstract: A control method and a control apparatus for a naked eye 3D display apparatus and a naked eye 3D display apparatus are described. The control method for a naked eye 3D display apparatus includes: detecting the position of a user; determining viewpoints where the left eye and right eye of the user are located according to the detected position of the user; and turning on sub-pixels corresponding to the determined viewpoints and turning off other sub-pixels. Such a control method enables a user is caused to only see those display pictures corresponding to viewpoints that need to be seen, thereby solving the problem of cross-talk between multiple viewpoints.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: June 11, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhiming Meng, Weihao Hu, Daekeun Yoon, Jianming Wang, Zongze He
  • Patent number: 10302856
    Abstract: The invention discloses a light-emitting unit, comprising a backplane and a light source provided on the backplane. The light source includes a plurality of sub light sources. The light-emitting unit further comprises light reflecting structures provided between the sub light sources. The light reflecting structures are configured to reflect the light radiating thereon from the sub light sources into the light-emitting direction of the light-emitting unit. Accordingly, the invention discloses a backlight module including the light-emitting unit and a display device including the backlight module. The backlight module in the invention is not only capable of improving a Hotspot phenomenon, but also capable of preventing the light source in the light-emitting unit from directly contacting with a light guide plate.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: May 28, 2019
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Wenjia Sun, Xiuyun Chen, Daekeun Yoon
  • Publication number: 20190101689
    Abstract: Embodiments of the present disclosure provide a light guide plate, a light guide plate module, a backlight module and a display device. The light guide plate includes a light-exiting surface and a bottom surface disposed opposite to each other; and a light-entering side and a plurality of side surfaces arranged between the light-exiting surface and the bottom surface. At least one of the plurality of side surfaces is provided thereon with at least one light-deflecting structure that is configured to reflect part of light emitted from the at least one side surface to at least one selected area inside the light guide plate.
    Type: Application
    Filed: September 17, 2018
    Publication date: April 4, 2019
    Applicants: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Dong CUI, Daekeun YOON, Qing MA, Rui HAN, Donglong LIN, Zeyuan TONG, Wenyang LI, Fujian REN, Zhipeng ZHANG, Bin LONG, Peng WU, Fei DONG
  • Patent number: 10208918
    Abstract: The present disclosure provides a backlight module and a display device. The backlight module includes a plurality of first light sources and a diffusion plate. In a 3D display mode, the first light sources belong to different scanning areas, each of which corresponds to a display area. The backlight module further includes a barrier structure provided corresponding to the respective scanning areas and configured to prevent light emitted by first light sources in the scanning areas other than a current scanning area from entering into a display area corresponding to the current scanning area. In the backlight module of the present disclosure, the barrier structure is provided corresponding to each scanning area, which can prevent light emitted by first light sources in other scanning areas from entering into the display area corresponding to the current scanning area.
    Type: Grant
    Filed: August 27, 2014
    Date of Patent: February 19, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lili Jia, Xiuyun Chen, Qing Ma, Daekeun Yoon
  • Publication number: 20180224662
    Abstract: A display device and a display method are provided. The display device includes a plurality of transparent display units configured to emit imaging light along a same direction and arranged in sequence with spaces therebetween along a light-emitting direction of the imaging light; and a layer-by-layer scan circuit configured to respectively input a plurality of depth images of a same three-dimensional (3D) image into corresponding transparent display units in the plurality of transparent display units, wherein, the plurality of depth images have different depth ranges; and upon each transparent display unit displaying the inputted depth image, the layer-by-layer scan circuit is configured to control transparent display units on a display side of the each transparent display unit to be in a transparent state.
    Type: Application
    Filed: January 20, 2017
    Publication date: August 9, 2018
    Inventors: Yangbing YU, Qing MA, Daekeun YOON
  • Patent number: 10012788
    Abstract: A display device includes a display panel, a light guide plate, a first light source and a second light source. The display panel is provided with a plurality of pixel units arranged in an array, the light guide plate includes a first reflection structure and a second reflection structure. The first reflection structure reflects light emitted from the first light source to the pixel units of the display unit and the light is guided to a first view side after passing through the display panel. The second reflection structure reflects light emitted from the second light source to the pixel units of the display panel and the light is guided to a second view side after passing through the display panel. The above display panel is capable of achieving naked eye dual vision display without wearing dedicated glasses.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: July 3, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yangbing Yu, Weihao Hu, Daekeun Yoon, Yanping Liao, Xibin Shao, Rui Guo, Weijie Zhao
  • Patent number: 9966039
    Abstract: The present disclosure provides a method and a device for modulating image display quality of a display device. The method includes: debugging a display device to a modulation state, so that a common voltage of the display device corresponding to a predetermined gray level is a standard voltage; and modulating a common voltage of the display device corresponding to other controllable gray level into a preset value, wherein there is a first preset relationship between the preset value and the standard voltage.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: May 8, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Wengang Su, Daekeun Yoon, Weihao Hu, Lei Liu, Yangbing Yu
  • Patent number: 9964683
    Abstract: The present disclosure discloses a light guide plate, a backlight module and a liquid crystal module. The light guide plate includes a plurality of light guide blocks; the light guide blocks are doped with scattering particles. Since the light guide plate includes a plurality of light guide blocks, this can simplify the cutting of the light guide plate and the making of grid points. The light guide blocks are doped with scattering particles, so that most of rays incident upon the light guide blocks are scattered in a preset direction and guided to a middle part and the light-far end of the backlight module to compensate the brightness of the middle part and the light-far end, thus making the brightness of the side light type backlight display uniform.
    Type: Grant
    Filed: July 24, 2014
    Date of Patent: May 8, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yu Zhang, Wenwen Ma, Lili Jia, Qing Ma, Daekeun Yoon
  • Patent number: 9958587
    Abstract: Embodiments of the invention relate to a light guide plate, a method for fabricating the same and a backlight unit. The light guide plate comprises a low density region and a plurality of high density regions, wherein the plurality of high density regions are separately disposed on a light incident side of the light guide plate.
    Type: Grant
    Filed: July 17, 2013
    Date of Patent: May 1, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhidan Zhang, Hongli Zhu, Daekeun Yoon, Qing Ma, Hai Chi, You Li
  • Patent number: 9912937
    Abstract: The present disclosure provides a driving signal generating circuit, a driving signal generating method and a 3D display device. The driving signal generating circuit includes a voltage conversion unit, an output unit and a control unit. The voltage conversion unit is configured to convert an external input voltage into a plurality of polarization voltages for driving a polarization control panel in an active polarization 3D display device, and transmit the plurality of polarization voltages to the output unit. The control unit is configured to generate a control signal. The output unit is configured to output one of the polarization voltages or a zero voltage to the polarization control panel in a time-division manner according to the control signal.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: March 6, 2018
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Luqiang Guo, Weihao Hu, Daekeun Yoon, Zongze He, Lei Liu, Zhiming Meng, Jianming Wang
  • Publication number: 20170201333
    Abstract: A device and a method for reducing an influence of interference between signals using an aperture array in chip-to-chip wireless communication are provided. The device includes a transmitter including at least one transmission antenna for transmitting a signal, a receiver including at least one reception antenna for receiving the signal, a guide structure including at least one opening for guiding a path of the signal, and the at least one transmission antenna, the at least one reception antenna, and the at least one opening are arranged to correspond to one another.
    Type: Application
    Filed: December 27, 2016
    Publication date: July 13, 2017
    Inventors: Jae-Sung RIEH, Daekeun YOON, Jungsoo KIM
  • Patent number: 9651823
    Abstract: A backlight source and a display device are provided. The backlight source includes a backplate (1), a light source (2) and a diffuser plate (3). The light source (2) is provided on a face of the backplate (1), the diffuser plate (3) is parallel to the face of the backplate (1), and the diffuser plate (3) is provided at a side of the backplate (1), where the light source (2) is provided, and is opposite to light source (2); and a support pole (31) is further provided between the diffuser plate (3) and the backplate (1), and the support pole (31) and the diffuser plate (1) are made of a same material and formed integrally.
    Type: Grant
    Filed: June 27, 2014
    Date of Patent: May 16, 2017
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Wenjia Sun, Yu Zhang, Daekeun Yoon, Qing Ma, Wenwen Ma
  • Patent number: 9639202
    Abstract: A touch display device is provided to depress the chance that the touch display device generates bubble, mura or similar bad phenomena. The touch display device includes a touch screen (1) and a display panel (2) arranged opposite to each other, and at least two insert-fitting structures (3) located between the touch screen (1) and the display panel (2), and the touch screen (1) and the display panel (2) are connected with each other in an insert-fitting way through the insert-fitting structures (3).
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: May 2, 2017
    Assignees: BOE Technology Group Co., Ltd., Beijing BOE Display Technology Co., Ltd.
    Inventors: Wenjia Sun, Hongli Zhu, Qing Ma, Daekeun Yoon
  • Patent number: 9626937
    Abstract: The invention provides a driving method and a driving system for a display panel. The driving method comprises: partitioning the display panel into N display sub-areas, each of which is used for displaying the 1/N sub-picture of the whole frame of picture to be displayed and correspondingly controlled by one timing controller, wherein N?2 and N is an integer, and the data signal of the whole frame of picture to be displayed is allocated to each of the timing controllers. According to the driving method and the driving system, by allocating the data signal of the whole frame of picture to be displayed to each of timing controllers, the backlight brightness provided by the different backlight sub-areas is the same, and then a joint or boundary phenomenon occurring among the different backlight sub-areas is avoided.
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: April 18, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lei Liu, Daekeun Yoon, Weihao Hu, Luqiang Guo, Rui Guo
  • Patent number: 9620070
    Abstract: An image display controlling method and a control device thereof, and an image display device are provided. The method includes: receiving at least one frame of a first image to be displayed by the display; controlling the display to interpolatively display a frame of a second image when a frame number of the received first image displayed continuously by the display is greater than or equal to a preset frame number; wherein the first image is different from the second image. This method can prevent the display to display a still picture for a long time and thereby eliminating after-image.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: April 11, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lei Liu, Daekeun Yoon, Weihao Hu, Zongze He, Wengang Su
  • Patent number: 9606398
    Abstract: A liquid crystal display device is disclosed. The LCD device includes a liquid crystal panel and a backlight module, wherein the liquid crystal panel is hung onto the backlight module when the LCD device is placed in a vertical state.
    Type: Grant
    Filed: June 19, 2013
    Date of Patent: March 28, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Junjie Guo, Yanping Liao, Xibin Shao, Dan Wang, Daekeun Yoon, Bin Zou
  • Patent number: 9570016
    Abstract: The present invention provides a light source control module, a backlight module and driving method thereof which can overcome the problems of insufficient color amount, poor performance and lowered color saturation. A light source control module of the present invention is used for separately controlling illumination colors and/or brightness of each light source in the backlight module according to image information. The driving method of the backlight module comprises: calculating representative color and/or brightness of each image section based on image information, wherein each image section corresponds to a light output area on the output surface of the backlight module, each light output area is illuminated by one light source in the backlight module; adjusting the illumination colors and/or brightness of each light source such that the color and/or brightness of each light output area is in conformity with the representative color and/or brightness of corresponding image section.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: February 14, 2017
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhiming Meng, Daekeun Yoon, Weihao Hu, Zongze He, Jianming Wang