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).
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Patent number: 11610926Abstract: 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: GrantFiled: April 12, 2021Date of Patent: March 21, 2023Assignee: SK hynix Inc.Inventors: Yun Hui Yang, Tae Gyu Park, Dong Bin Park
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Publication number: 20220013564Abstract: 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: ApplicationFiled: April 12, 2021Publication date: January 13, 2022Inventors: Yun Hui YANG, Tae Gyu PARK, Dong Bin PARK
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Patent number: 9614504Abstract: 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: GrantFiled: June 17, 2015Date of Patent: April 4, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gun-young Bae, Dong-bin Park
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Publication number: 20160036421Abstract: 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: ApplicationFiled: June 17, 2015Publication date: February 4, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gun-young BAE, Dong-bin PARK
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Patent number: 7868368Abstract: 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: GrantFiled: August 20, 2009Date of Patent: January 11, 2011Assignee: Dongbu Electronics Co., Ltd.Inventor: Dong Bin Park
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Patent number: 7863077Abstract: 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: GrantFiled: September 17, 2008Date of Patent: January 4, 2011Assignee: Dongbu Hitek Co., Ltd.Inventor: Dong Bin Park
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Patent number: 7803652Abstract: 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: GrantFiled: December 21, 2007Date of Patent: September 28, 2010Assignee: Dongbu HiTek Co., Ltd.Inventor: Dong-Bin Park
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Publication number: 20090302361Abstract: 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: ApplicationFiled: August 20, 2009Publication date: December 10, 2009Inventor: Dong Bin Park
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Patent number: 7595215Abstract: 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: GrantFiled: December 21, 2006Date of Patent: September 29, 2009Assignee: Dongbu Electronics Co., Ltd.Inventor: Dong Bin Park
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Publication number: 20090090944Abstract: 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: ApplicationFiled: September 22, 2008Publication date: April 9, 2009Inventor: Dong Bin Park
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Publication number: 20090085079Abstract: 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: ApplicationFiled: September 17, 2008Publication date: April 2, 2009Inventor: Dong Bin Park
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Publication number: 20080211046Abstract: 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: ApplicationFiled: December 21, 2007Publication date: September 4, 2008Inventor: Dong-Bin Park
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Publication number: 20080157145Abstract: 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: ApplicationFiled: December 10, 2007Publication date: July 3, 2008Inventor: Dong-Bin Park
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Publication number: 20070155083Abstract: 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: ApplicationFiled: December 21, 2006Publication date: July 5, 2007Inventor: Dong Bin Park
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Publication number: 20070145422Abstract: 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: ApplicationFiled: December 15, 2006Publication date: June 28, 2007Inventor: Dong Bin Park