Patents by Inventor Dong Bin Park

Dong Bin Park 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: 11610926
    Abstract: An image sensing device that includes a reinforced structure is disclosed. The image sensing device includes a semiconductor substrate structured to include a pixel region including a plurality of unit pixels and a peripheral region located outside the pixel region, a plurality of microlenses disposed over the semiconductor substrate in the pixel region, a structural reinforcement layer disposed over the semiconductor substrate in the peripheral region, and a lens capping layer structured to cover the microlenses and at least of the structural reinforcement layer. The structural reinforcement layer includes a plurality of fingers each finger vertically structured to have a rounded upper end and laterally extend to have a predetermined length toward the pixel region. The fingers are consecutively arranged and connected to each other in a lateral direction, and side surfaces of fingers are in contact with side surfaces of immediately adjacent fingers.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: March 21, 2023
    Assignee: SK hynix Inc.
    Inventors: Yun Hui Yang, Tae Gyu Park, Dong Bin Park
  • Publication number: 20220013564
    Abstract: An image sensing device that includes a reinforced structure is disclosed. The image sensing device includes a semiconductor substrate structured to include a pixel region including a plurality of unit pixels and a peripheral region located outside the pixel region, a plurality of microlenses disposed over the semiconductor substrate in the pixel region, a structural reinforcement layer disposed over the semiconductor substrate in the peripheral region, and a lens capping layer structured to cover the microlenses and at least of the structural reinforcement layer. The structural reinforcement layer includes a plurality of fingers each finger vertically structured to have a rounded upper end and laterally extend to have a predetermined length toward the pixel region. The fingers are consecutively arranged and connected to each other in a lateral direction, and side surfaces of fingers are in contact with side surfaces of immediately adjacent fingers.
    Type: Application
    Filed: April 12, 2021
    Publication date: January 13, 2022
    Inventors: Yun Hui YANG, Tae Gyu PARK, Dong Bin PARK
  • Patent number: 9614504
    Abstract: A user terminal device and a display method thereof are provided. A method for controlling a clock according to an exemplary embodiment includes generating a clock, generating a comparison clock corresponding to a frequency of an external alternating current (AC) power source, counting a number of clock cycles according to the comparison clock, and controlling a generation period of the clock according to the counted number of clock cycles.
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: April 4, 2017
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Gun-young Bae, Dong-bin Park
  • Publication number: 20160036421
    Abstract: A user terminal device and a display method thereof are provided. A method for controlling a clock according to an exemplary embodiment includes generating a clock, generating a comparison clock corresponding to a frequency of an external alternating current (AC) power source, counting a number of clock cycles according to the comparison clock, and controlling a generation period of the clock according to the counted number of clock cycles.
    Type: Application
    Filed: June 17, 2015
    Publication date: February 4, 2016
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Gun-young BAE, Dong-bin PARK
  • Patent number: 7868368
    Abstract: A CMOS image sensor and a method for manufacturing the same are provided. The CMOS image sensor enlarges an area of a real image and prevents interference between adjacent pixels by forming a plurality of microlenses on a convex surface and forming a light blocking layer in the space between each of color filters. The CMOS image sensor can include photodiodes, a first planarization layer, R, G, B color filter layers, a second planarization layer having holes filled with a light blocking layer, and a plurality of microlenses.
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: January 11, 2011
    Assignee: Dongbu Electronics Co., Ltd.
    Inventor: Dong Bin Park
  • Patent number: 7863077
    Abstract: An image sensor and method of manufacturing the same are disclosed. A semiconductor substrate can be prepared comprising a photodiode region, a transistor region, and a floating diffusion region. A gate dielectric can be disposed under a surface of the semiconductor substrate in the transistor region. A first dielectric pattern can be provided having a portion above and a portion below the surface of the semiconductor substrate in the photodiode and the floating diffusion regions. A second dielectric can be disposed under the gate dielectric. The second dielectric can extend the depth of the gate dielectric into the semiconductor substrate to space the movement path of photoelectrons from the photodiode region to the floating diffusion region.
    Type: Grant
    Filed: September 17, 2008
    Date of Patent: January 4, 2011
    Assignee: Dongbu Hitek Co., Ltd.
    Inventor: Dong Bin Park
  • Patent number: 7803652
    Abstract: Embodiments relate to a semiconductor device for an image sensor method of fabricating a semiconductor device for an image sensor having a micro lens. According to embodiments, the method may include forming a lower insulating film having cavities on a substrate, forming an upper insulating film having cavities on the lower insulating film, forming a protective insulating film having metal films on the upper insulating film, forming a number of color filters having a specified pattern on the protective insulating film, forming a planarization layer having a specified curvature on the color filters to bury the color filters in the planarization layer, and forming a number of micro lenses on the planarization layer at respective positions corresponding to the color filters.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: September 28, 2010
    Assignee: Dongbu HiTek Co., Ltd.
    Inventor: Dong-Bin Park
  • Publication number: 20090302361
    Abstract: A CMOS image sensor and a method for manufacturing the same are provided. The CMOS image sensor enlarges an area of a real image and prevents interference between adjacent pixels by forming a plurality of microlenses on a convex surface and forming a light blocking layer in the space between each of color filters. The CMOS image sensor can include photodiodes, a first planarization layer, R, G, B color filter layers, a second planarization layer having holes filled with a light blocking layer, and a plurality of microlenses.
    Type: Application
    Filed: August 20, 2009
    Publication date: December 10, 2009
    Inventor: Dong Bin Park
  • Patent number: 7595215
    Abstract: A CMOS image sensor and a method for manufacturing the same are provided. The CMOS image sensor enlarges an area of a real image and prevents interference between adjacent pixels by forming a plurality of microlenses on a convex surface and forming a light blocking layer in the space between each of color filters. The CMOS image sensor can include photodiodes, a first planarization layer, R, G, B color filter layers, a second planarization layer having holes filled with a light blocking layer, and a plurality of microlenses.
    Type: Grant
    Filed: December 21, 2006
    Date of Patent: September 29, 2009
    Assignee: Dongbu Electronics Co., Ltd.
    Inventor: Dong Bin Park
  • Publication number: 20090090944
    Abstract: Provided is an image sensor and a method of fabricating the image sensor. The image sensor can comprise: a semiconductor substrate comprising a photodiode; a metal wiring layer disposed on the semiconductor substrate and comprising a metal wiring and an interlayer dielectric; a trench formed in the interlayer dielectric to correspond to the photodiode; and a color filter formed in the trench. Accordingly, the distance between the photodiode and the color filter can be significantly reduced by forming the color filter in the trench.
    Type: Application
    Filed: September 22, 2008
    Publication date: April 9, 2009
    Inventor: Dong Bin Park
  • Publication number: 20090085079
    Abstract: An image sensor and method of manufacturing the same are disclosed. A semiconductor substrate can be prepared comprising a photodiode region, a transistor region, and a floating diffusion region. A gate dielectric can be disposed under a surface of the semiconductor substrate in the transistor region. A first dielectric pattern can be provided having a portion above and a portion below the surface of the semiconductor substrate in the photodiode and the floating diffusion regions. A second dielectric can be disposed under the gate dielectric. The second dielectric can extend the depth of the gate dielectric into the semiconductor substrate to space the movement path of photoelectrons from the photodiode region to the floating diffusion region.
    Type: Application
    Filed: September 17, 2008
    Publication date: April 2, 2009
    Inventor: Dong Bin Park
  • Publication number: 20080211046
    Abstract: Embodiments relate to a semiconductor device for an image sensor method of fabricating a semiconductor device for an image sensor having a micro lens. According to embodiments, the method may include forming a lower insulating film having cavities on a substrate, forming an upper insulating film having cavities on the lower insulating film, forming a protective insulating film having metal films on the upper insulating film, forming a number of color filters having a specified pattern on the protective insulating film, forming a planarization layer having a specified curvature on the color filters to bury the color filters in the planarization layer, and forming a number of micro lenses on the planarization layer at respective positions corresponding to the color filters.
    Type: Application
    Filed: December 21, 2007
    Publication date: September 4, 2008
    Inventor: Dong-Bin Park
  • Publication number: 20080157145
    Abstract: A method of fabricating a CMOS image sensor can include forming a first conductive type epitaxial layer on a heavily doped first conductive type substrate, forming a device isolation layer on a prescribed portion of the epitaxial layer, forming a gate electrode on an active area of the epitaxial layer defined by the device isolation layer, forming a second conductive type first diffusion area to be connected to a surface of the epitaxial layer by carrying out ion implantation on the epitaxial layer for forming a photodiode therein, and forming a second conductive type second diffusion area by carrying out ion implantation on a boundary between the gate electrode and the first diffusion area. Accordingly, the gate and the depletion region of the photodiode are connected, thereby suppressing noise generation by enabling electrons trapped by defects to move freely via the depletion area.
    Type: Application
    Filed: December 10, 2007
    Publication date: July 3, 2008
    Inventor: Dong-Bin Park
  • Publication number: 20070155083
    Abstract: A CMOS image sensor and a method for manufacturing the same are provided. The CMOS image sensor enlarges an area of a real image and prevents interference between adjacent pixels by forming a plurality of microlenses on a convex surface and forming a light blocking layer in the space between each of color filters. The CMOS image sensor can include photodiodes, a first planarization layer, R, G, B color filter layers, a second planarization layer having holes filled with a light blocking layer, and a plurality of microlenses.
    Type: Application
    Filed: December 21, 2006
    Publication date: July 5, 2007
    Inventor: Dong Bin Park
  • Publication number: 20070145422
    Abstract: A CMOS image sensor and method of manufacturing same is provided. The CMOS image sensor can include: photodiodes formed on a semiconductor substrate for generating a charge according to an amount of incident light; a first planarization layer formed on the semiconductor substrate; a plurality of color filter layers formed on the first planarization layer, an upper surface of each of the color filter layers being curved; and a plurality of microlenses formed on the plurality of color filter layers.
    Type: Application
    Filed: December 15, 2006
    Publication date: June 28, 2007
    Inventor: Dong Bin Park