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: 9535203
    Abstract: The general inventive concepts provide a side-light type backlight unit. The side-light type backlight unit comprises a light guide plate and a light source located at the side of the light incident surface of the light guide plate. The light source comprises a circuit board which comprises a first region opposite to the light incident surface of the light guide plate and a second region adjacent to the first region. The first region and the second region are provided with LED lamps. By arranging LED lamps in both the first region and the second region of the circuit board of the side-light type backlight unit, the incident light of the side-light type backlight unit is increased, thereby improving the luminance of the side-light type backlight unit in 3D state. The disclosure further provides a display device comprising such a side-light type backlight unit.
    Type: Grant
    Filed: September 29, 2014
    Date of Patent: January 3, 2017
    Assignees: Boe Technology Group Co., Ltd., Beijing Boe Display Technology Co., Ltd.
    Inventors: Lili Jia, Wenjia Sun, Xiuyun Chen, Qing Ma, Daekeun Yoon
  • Patent number: 9529174
    Abstract: The present invention provides a diffuser plate assembly. The diffuser plate assembly includes a first diffuser plate and a second diffuser plate located under the first diffuser plate, and a gap is formed therebetween. Correspondingly, the present invention also provides a backlight comprising the diffuser plate assembly and a display device comprising the backlight. Compared with the prior art, the diffuser plate assembly provided by the present invention can enable light emitted by a light source to irradiate a display panel more uniformly, and the thicknesses of the backlight and the display device can be reduced.
    Type: Grant
    Filed: July 31, 2014
    Date of Patent: December 27, 2016
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Hongli Zhu, Lili Jia, Zhidan Zhang, Daekeun Yoon
  • Publication number: 20160255335
    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: Application
    Filed: September 29, 2014
    Publication date: September 1, 2016
    Applicants: 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: 20160245984
    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: Application
    Filed: October 1, 2014
    Publication date: August 25, 2016
    Applicants: 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: 9423687
    Abstract: Embodiments of the invention provide a mask plate, a method for fabricating an array substrate using the mask plate, and an array substrate. The mask plate is used for fabricating the array substrate by a stitching exposure. The mask plate comprises 2n+1 mask patterns successively arranged and parallel to each other, where n is any natural number, each mask pattern includes a light-shielding pattern corresponding to a portion of a data signal line on the array substrate. The light-shielding patterns of two adjacent mask patterns are discontinuous, and the portions on both sides of the light-shielding pattern of the mask pattern located in the middle of the mask plate are asymmetric.
    Type: Grant
    Filed: August 23, 2013
    Date of Patent: August 23, 2016
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Yanping Liao, Jing Lv, Xibin Shao, Daekeun Yoon, Ying Wang, Zhenyu Zhang
  • Patent number: 9411193
    Abstract: The present invention relates to a backlight module for providing light to a liquid crystal panel and a display device. The backlight module comprises an optical membrane material arranged at a back surface of the liquid crystal panel, and a module frame surrounding the optical membrane material. An end surface of the module frame facing the liquid crystal panel is located at the back surface of the liquid crystal panel, and the module frame supports the liquid crystal panel through the end surface. The display device comprises a liquid crystal panel and the backlight module. According to the present invention, the end surface of the module frame facing the liquid crystal panel is located at the back surface of the liquid crystal panel. As a result, it is able to provide a very narrow end surface of the module frame, thereby to narrow a bezel of the display device.
    Type: Grant
    Filed: June 18, 2014
    Date of Patent: August 9, 2016
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Zhidan Zhang, Daekeun Yoon, Qing Ma
  • Publication number: 20160205389
    Abstract: Embodiments of the disclosure disclose a control method and a control apparatus for a naked eye 3D display apparatus and a naked eye 3D display apparatus. The control method for a naked eye 3D display apparatus comprises the following steps of: 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. Thus, by such a control method for a naked eye 3D display apparatus of the disclosure, 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 existing in the prior art.
    Type: Application
    Filed: July 20, 2015
    Publication date: July 14, 2016
    Inventors: Zhiming Meng, Weihao Hu, Daekeun Yoon, Jianming Wang, Zongze He
  • Publication number: 20160047523
    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: Application
    Filed: August 27, 2014
    Publication date: February 18, 2016
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Lili JIA, Xiuyun CHEN, Qing MA, Daekeun YOON
  • Publication number: 20160042718
    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: Application
    Filed: August 1, 2014
    Publication date: February 11, 2016
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: WENGANG SU, DAEKEUN YOON, WEIHAO HU, LEI LIU, YANGBING YU
  • Publication number: 20160027361
    Abstract: A display device is provided, and the display device includes an array substrate including a display zone thin film transistor situated in a display zone; a driving device including a charging current acquiring device, which is used for acquiring a charging current of the display zone thin film transistor, and includes a detecting thin film transistor with the same construction as the display zone thin film transistor. A driving method and a manufacturing method of the array substrate are also provided.
    Type: Application
    Filed: June 30, 2014
    Publication date: January 28, 2016
    Inventors: Yan LI, Hongshu ZHANG, Yanping LIAO, Daekeun YOON
  • Publication number: 20160005370
    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: Application
    Filed: June 30, 2014
    Publication date: January 7, 2016
    Inventors: Lei LIU, Daekeun YOON, Weihao HU, Zongze HE, Wengang SU
  • Patent number: 9223082
    Abstract: Embodiments of the present invention disclose a backlight assembly and a liquid crystal display device, and the backlight assembly comprises: a light guide plate; a base plate, disposed on an opposite side of a light emitting side of the light guide plate; and a back plate, disposed on a side of the light guide plate along an edge of the base plate, wherein an edge-type light source is disposed on a side facing the light guide plate of the back plate, the back plate is pivotally connected with the base plate via a rotation axis, and the back plate rotates about the rotation axis.
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: December 29, 2015
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY Co., Ltd., BOE TECHNOLOGY GROUP Co., Ltd.
    Inventors: Hai Chi, Daekeun Yoon
  • Publication number: 20150370003
    Abstract: The present disclosure relates to a light strip, comprising a substrate and a plurality of LED lights provided on the substrate, wherein, at least two rows of LED lights are provided on the substrate, two adjacent rows of LED lights are staggered arranged. The present disclosure further relates to a backlight and a display device.
    Type: Application
    Filed: September 24, 2014
    Publication date: December 24, 2015
    Applicants: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.
    Inventors: HONGLI ZHU, LILI JIA, ZHIDAN ZHANG, DAEKEUN YOON
  • Publication number: 20150346551
    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: Application
    Filed: June 27, 2014
    Publication date: December 3, 2015
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenjia Sun, Yu Zhang, Daekeun Yoon, Qing Ma, Wenwen Ma
  • Publication number: 20150338985
    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: Application
    Filed: May 23, 2014
    Publication date: November 26, 2015
    Applicants: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Wenjia Sun, Hongli Zhu, Qing Ma, Daekeun Yoon
  • Publication number: 20150331171
    Abstract: The general inventive concepts provide a side-light type backlight unit. The side-light type backlight unit comprises a light guide plate and a light source located at the side of the light incident surface of the light guide plate. The light source comprises a circuit board which comprises a first region opposite to the light incident surface of the light guide plate and a second region adjacent to the first region. The first region and the second region are provided with LED lamps. By arranging LED lamps in both the first region and the second region of the circuit board of the side-light type backlight unit, the incident light of the side-light type backlight unit is increased, thereby improving the luminance of the side-light type backlight unit in 3D state. The disclosure further provides a display device comprising such a side-light type backlight unit.
    Type: Application
    Filed: September 29, 2014
    Publication date: November 19, 2015
    Inventors: Lili Jia, Wenjia Sun, Xiuyun Chen, Qing Ma, Daekeun Yoon
  • Publication number: 20150301405
    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: Application
    Filed: June 19, 2013
    Publication date: October 22, 2015
    Inventors: Junjie GUO, Yanping LIAO, Xibin SHAO, Dan WANG, Daekeun YOON, Bin ZOU
  • Patent number: 9164224
    Abstract: A light guide plate used for an LED backlight source. The LED backlight source comprises a plurality of LED lamps. The light guide plate comprises a light guide plate body (24). The light guide plate body (24) is provided thereon with a plurality of dots (242), and there is a light guide region in the light guide plate body (24). In the light guide region, the diameters of the dots in the same dot row progressively increase from the middle to either side, and diameters of the dots in the same dot column progressively increase in the direction away from the LED lamps.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: October 20, 2015
    Assignee: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
    Inventors: Yanping Wu, Fei Shang, Daekeun Yoon, Guanghui Xiao
  • Publication number: 20150255041
    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: Application
    Filed: July 30, 2014
    Publication date: September 10, 2015
    Inventors: Lei LIU, Daekeun YOON, Weihao HU, Luqiang GUO, Rui GUO
  • Publication number: 20150253490
    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: Application
    Filed: July 24, 2014
    Publication date: September 10, 2015
    Inventors: Yu Zhang, Wenwen MA, Lili JIA, Qing MA, Daekeun Yoon