Patents by Inventor Sun-ha Hwang

Sun-ha Hwang 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: 10381492
    Abstract: A MOS capacitor may include: an isolation layer formed in a substrate and defining an active region; a first electrode formed in the active region, and including an impurity region spaced from the isolation layer; and a second electrode formed over the substrate overlapping the impurity region, and including a gate having a plurality of gate patterns adjacent to each other with a gap therebetween.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: August 13, 2019
    Assignee: SK hynix Inc.
    Inventors: Sun-Ha Hwang, Pyong-Su Kwag, Sang-Uk Park, Kwang-Deok Kim, Ho-Ryeong Lee, Ju-Tae Ryu
  • Publication number: 20180277688
    Abstract: A MOS capacitor may include: an isolation layer formed in a substrate and defining an active region; a first electrode formed in the active region, and including an impurity region spaced from the isolation layer; and a second electrode formed over the substrate overlapping the impurity region, and including a gate having a plurality of gate patterns adjacent to each other with a gap therebetween.
    Type: Application
    Filed: September 20, 2017
    Publication date: September 27, 2018
    Inventors: Sun-Ha HWANG, Pyong-Su KWAG, Sang-Uk PARK, Kwang-Deok KIM, Ho-Ryeong LEE, Ju-Tae RYU
  • Patent number: 9997556
    Abstract: An image sensor includes: a pixel array including a plurality of unit pixels that are arrayed in two dimensions, wherein each of the plurality of the unit pixels includes: a substrate that including a photoelectric conversion element; a recess pattern formed in the substrate to overlap with the photoelectric conversion element and correspond to a center of the photoelectric conversion element; a first gate suitable for filling at least the recess pattern; a second gate formed over the substrate to overlap with the photoelectric conversion element and to be adjacent to the first gate in a first diagonal direction; and a third gate formed over the substrate to overlap with the photoelectric conversion element and to be adjacent to the first gate in a second diagonal direction which intersects with the first diagonal direction.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: June 12, 2018
    Assignee: SK Hynix Inc.
    Inventor: Sun-Ha Hwang
  • Publication number: 20180102392
    Abstract: An image sensor includes: a pixel array including a plurality of unit pixels that are arrayed in two dimensions, wherein each of the plurality of the unit pixels includes: a substrate that including a photoelectric conversion element; a recess pattern formed in the substrate to overlap with the photoelectric conversion element and correspond to a center of the photoelectric conversion element; a first gate suitable for filling at least the recess pattern; a second gate formed over the substrate to overlap with the photoelectric conversion element and to be adjacent to the first gate in a first diagonal direction; and a third gate formed over the substrate to overlap with the photoelectric conversion element and to be adjacent to the first gate in a second diagonal direction which intersects with the first diagonal direction.
    Type: Application
    Filed: April 7, 2017
    Publication date: April 12, 2018
    Inventor: Sun-Ha HWANG
  • Patent number: 9876042
    Abstract: The present disclosure provides an image sensor. An image sensor may include: a transfer gate formed over a first substrate, and having a through-hole; a column-shaped epitaxial body having a first portion filled in the through-hole and a second portion formed over the transfer gate; a photoelectric conversion element formed in the second portion of the epitaxial body; and a floating diffusion region formed in the first substrate, and contacting the first portion of the epitaxial body.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: January 23, 2018
    Assignee: SK Hynix Inc.
    Inventors: Kyung-Dong Yoo, Sun-Ha Hwang, Sung-Bo Hwang
  • Publication number: 20160365375
    Abstract: The present disclosure provides an image sensor. An image sensor may include: a transfer gate formed over a first substrate, and having a through-hole; a column-shaped epitaxial body having a first portion filled in the through-hole and a second portion formed over the transfer gate; a photoelectric conversion element formed in the second portion of the epitaxial body; and a floating diffusion region formed in the first substrate, and contacting the first portion of the epitaxial body.
    Type: Application
    Filed: September 15, 2015
    Publication date: December 15, 2016
    Inventors: Kyung-Dong YOO, Sun-Ha HWANG, Sung-Bo HWANG
  • Patent number: 9196621
    Abstract: A semiconductor device includes a first and a second active regions having a first conductive type and a second conductive type, respectively, being arranged in a first direction; a gate extending in the first direction; a first and a second channel regions defined under the gate in the first and the active regions, respectively; a first low-concentration doped region, having the second conductive type, formed at sides of the gate in the first active region and a first high-concentration doped region, having the second conductive type, formed at sides of the first low-concentration doped region in the first active region; and a second low-concentration doped region, having the first conductive type, formed at sides of the gate in the second active region and a second high-concentration doped region, having the first conductive type, formed at sides of the second low-concentration doped region in the second active region.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: November 24, 2015
    Assignee: SK Hynix Inc.
    Inventor: Sun-Ha Hwang
  • Publication number: 20150102415
    Abstract: A semiconductor device includes a first and a second active regions having a first conductive type and a second conductive type, respectively, being arranged in a first direction; a gate extending in the first direction; a first and a second channel regions defined under the gate in the first and the active regions, respectively; a first low-concentration doped region, having the second conductive type, formed at sides of the gate in the first active region and a first high-concentration doped region, having the second conductive type, formed at sides of the first low-concentration doped region in the first active region; and a second low-concentration doped region, having the first conductive type, formed at sides of the gate in the second active region and a second high-concentration doped region, having the first conductive type, formed at sides of the second low-concentration doped region in the second active region.
    Type: Application
    Filed: December 26, 2013
    Publication date: April 16, 2015
    Applicant: SK hynix Inc.
    Inventor: Sun-Ha HWANG
  • Patent number: 8497570
    Abstract: A wafer, a fabricating method of the same, and a semiconductor substrate are provided. The wafer includes a first substrate layer formed at a first surface, a second substrate layer formed at a second surface opposite to the first surface, the second substrate layer having a greater oxygen concentration than the first substrate layer, and an oxygen diffusion protecting layer formed between the first substrate layer and the second substrate layer, the oxygen diffusion protecting layer being located closer to the first surface than to the second surface.
    Type: Grant
    Filed: July 8, 2011
    Date of Patent: July 30, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Ha Hwang, Young-Soo Park, Sam-Jong Choi, Joon-Young Choi, Tae-Hyoung Koo
  • Patent number: 8424195
    Abstract: An apparatus for manufacturing a semiconductor package includes an index rail transferring a lead frame in forward and backward directions, the lead frame having a first surface and a second surface that is opposite to the first surface, a loader portion connected to an end portion of the index rail and supplying the lead frame to the index rail, a frame driving portion connected to the opposite end portion of the end portion of the index rail and rotating the lead frame around a normal to the first surface, and a die attach portion attaching a semiconductor chip on the lead frame supplied to the index rail.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: April 23, 2013
    Assignee: STS Semiconductor & Telecommunications Co., Ltd.
    Inventor: Sun Ha Hwang
  • Publication number: 20120056304
    Abstract: A wafer, a fabricating method of the same, and a semiconductor substrate are provided. The wafer includes a first substrate layer formed at a first surface, a second substrate layer formed at a second surface opposite to the first surface, the second substrate layer having a greater oxygen concentration than the first substrate layer, and an oxygen diffusion protecting layer formed between the first substrate layer and the second substrate layer, the oxygen diffusion protecting layer being located closer to the first surface than to the second surface.
    Type: Application
    Filed: July 8, 2011
    Publication date: March 8, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun-Ha Hwang, Young-Soo Park, Sam-Jong Choi, Joon-Young Choi, Tae-Hyoung Koo
  • Patent number: 7934632
    Abstract: An apparatus for manufacturing a semiconductor package includes an index rail transferring a lead frame in forward and backward directions, the lead frame having a first surface and a second surface that is opposite to the first surface, a loader portion connected to an end portion of the index rail and supplying the lead frame to the index rail, a frame driving portion connected to the opposite end portion of the end portion of the index rail and rotating the lead frame around a normal to the first surface, and a wire bonding portion electrically connecting the lead frame and a semiconductor chip attached to the lead frame supplied to the index rail using a wire bond.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: May 3, 2011
    Assignee: STS Semiconductor & Telecommunications Co., Ltd.
    Inventor: Sun Ha Hwang
  • Patent number: 7656008
    Abstract: Semiconductor devices are disclose that include a first doped region and a second doped region spaced apart from each other and defined within a same well of a semiconductor substrate. A gate insulating layer and a gate electrode are stacked on a channel region between the first and second doped regions. Spacers are on opposite sidewalls of gate electrode. A first surface metal silicide layer extends across a top surface of the first doped region adjacent to the spacer. A second surface metal silicide layer extends across a top surface of the second doped region adjacent to the spacer. At least one insulation layer extends across the semiconductor substrate including the first and second surface metal silicide layers. A first contact plug extends through the insulation layer and contacts the first surface metal silicide layer. A second contact plug extends through the insulation layer, the second surface metal silicide layer, and the second doped region into the well within the semiconductor substrate.
    Type: Grant
    Filed: January 2, 2008
    Date of Patent: February 2, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Sun-Ha Hwang
  • Publication number: 20090269887
    Abstract: An apparatus for manufacturing a semiconductor package includes an index rail transferring a lead frame in forward and backward directions, the lead frame having a first surface and a second surface that is opposite to the first surface, a loader portion connected to an end portion of the index rail and supplying the lead frame to the index rail, a frame driving portion connected to the opposite end portion of the end portion of the index rail and rotating the lead frame around a normal to the first surface, and a die attach portion attaching a semiconductor chip on the lead frame supplied to the index rail.
    Type: Application
    Filed: February 26, 2009
    Publication date: October 29, 2009
    Applicant: STS SEMICONDUCTOR & TELECOMMUNICATIONS CO., LTD.
    Inventor: Sun Ha HWANG
  • Publication number: 20090269889
    Abstract: An apparatus for manufacturing a semiconductor package includes an index rail transferring a lead frame in forward and backward directions, the lead frame having a first surface and a second surface that is opposite to the first surface, a loader portion connected to an end portion of the index rail and supplying the lead frame to the index rail, a frame driving portion connected to the opposite end portion of the end portion of the index rail and rotating the lead frame around a normal to the first surface, and a wire bonding portion electrically connecting the lead frame and a semiconductor chip attached to the lead frame supplied to the index rail using a wire bond.
    Type: Application
    Filed: February 26, 2009
    Publication date: October 29, 2009
    Applicant: STS SEMICONDUCTOR & TELECOMMUNICATIONS CO., LTD.
    Inventor: Sun Ha HWANG
  • Publication number: 20080169515
    Abstract: Semiconductor devices are disclose that include a first doped region and a second doped region spaced apart from each other and defined within a same well of a semiconductor substrate. A gate insulating layer and a gate electrode are stacked on a channel region between the first and second doped regions. Spacers are on opposite sidewalls of gate electrode. A first surface metal silicide layer extends across a top surface of the first doped region adjacent to the spacer. A second surface metal silicide layer extends across a top surface of the second doped region adjacent to the spacer. At least one insulation layer extends across the semiconductor substrate including the first and second surface metal silicide layers. A first contact plug extends through the insulation layer and contacts the first surface metal silicide layer. A second contact plug extends through the insulation layer, the second surface metal silicide layer, and the second doped region into the well within the semiconductor substrate.
    Type: Application
    Filed: January 2, 2008
    Publication date: July 17, 2008
    Inventor: Sun-Ha Hwang
  • Patent number: 7074683
    Abstract: A semiconductor device comprises a device isolation layer disposed in a portion of a substrate of first conductivity type. An outline of the device isolation layer defines an active region of the substrate. An impurity diffused region of second conductivity type may be formed in a portion of the active region; and a silicide layer may be formed to cover the impurity diffused region of second conductivity type. The device isolation layer may include a recess formed therein to expose a portion of the substrate of first conductivity type adjacent to the impurity diffused region of second conductivity type. The silicide layer that is formed to cover the impurity diffused layer of second conductivity type may extend over and against the exposed region of the substrate of first conductivity type that was exposed by the recess of the device isolation layer.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: July 11, 2006
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Ha Hwang, Young-Ok Kim, Cha-Dong Yeo
  • Publication number: 20040180502
    Abstract: A semiconductor device comprises a device isolation layer disposed in a portion of a substrate of first conductivity type. An outline of the device isolation layer defines an active region of the substrate. An impurity diffused region of second conductivity type may be formed in a portion of the active region; and a silicide layer may be formed to cover the impurity diffused region of second conductivity type. The device isolation layer may include a recess formed therein to expose a portion of the substrate of first conductivity type adjacent to the impurity diffused region of second conductivity type. The silicide layer that is formed to cover the impurity diffused layer of second conductivity type may extend over and against the exposed region of the substrate of first conductivity type that was exposed by the recess of the device isolation layer.
    Type: Application
    Filed: March 8, 2004
    Publication date: September 16, 2004
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sun-Ha Hwang, Young-Ok Kim, Cha-Dong Yeo
  • Patent number: 6730971
    Abstract: A semiconductor device comprises a device isolation layer disposed in a portion of a substrate of first conductivity type. An outline of the device isolation layer defines an active region of the substrate. An impurity diffused region of second conductivity type may be formed in a portion of the active region; and a silicide layer may be formed to cover the impurity diffused region of second conductivity type. The device isolation layer may include a recess formed therein to expose a portion of the substrate of first conductivity type adjacent to the impurity diffused region of second conductivity type. The silicide layer that is formed to cover the impurity diffused layer of second conductivity type may extend over and against the exposed region of the substrate of first conductivity type that was exposed by the recess of the device isolation layer.
    Type: Grant
    Filed: November 6, 2002
    Date of Patent: May 4, 2004
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Ha Hwang, Young-Ok Kim, Cha-Dong Yeo
  • Publication number: 20030111708
    Abstract: A semiconductor device comprises a device isolation layer disposed in a portion of a substrate of first conductivity type. An outline of the device isolation layer defines an active region of the substrate. An impurity diffused region of second conductivity type may be formed in a portion of the active region; and a silicide layer may be formed to cover the impurity diffused region of second conductivity type. The device isolation layer may include a recess formed therein to expose a portion of the substrate of first conductivity type adjacent to the impurity diffused region of second conductivity type. The silicide layer that is formed to cover the impurity diffused layer of second conductivity type may extend over and against the exposed region of the substrate of first conductivity type that was exposed by the recess of the device isolation layer.
    Type: Application
    Filed: November 6, 2002
    Publication date: June 19, 2003
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sun-Ha Hwang, Young-Ok Kim, Cha-Dong Yeo