Patents by Inventor Seung Ho Pyi

Seung Ho Pyi 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: 9755085
    Abstract: A semiconductor device includes memory blocks each configured to comprise a pair of channels, each channel including a pipe channel formed in a pipe gate of the memory block and a drain-side channel and a source-side channel coupled to the pipe channel; first slits placed between the memory blocks adjacent to other memory blocks; and a second slit placed between the source-side channel and the drain-side channel of each pair of channels.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: September 5, 2017
    Assignee: SK hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Jung Yun Chang
  • Publication number: 20170194346
    Abstract: A semiconductor device includes memory blocks each configured to comprise a pair of channels, each channel including a pipe channel formed in a pipe gate of the memory block and a drain-side channel and a source-side channel coupled to the pipe channel; first slits placed between the memory blocks adjacent to other memory blocks; and a second slit placed between the source-side channel and the drain-side channel of each pair of channels.
    Type: Application
    Filed: March 17, 2017
    Publication date: July 6, 2017
    Applicant: SK hynix Inc.
    Inventors: Ki Hong LEE, Seung Ho PYI, Jung Yun CHANG
  • Patent number: 9691785
    Abstract: A 3D structured nonvolatile semiconductor memory devices and methods for manufacturing are disclosed. One such device includes an n+ region at a source/drain region; a p+ region at the source/drain region; and a diffusion barrier material between the n+ region and the p+ region. The n+ region is substantially isolated from the p+ region.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: June 27, 2017
    Assignee: Micron Technology, Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Il Young Kwon, Jin Ho Bin
  • Publication number: 20170170193
    Abstract: A semiconductor device includes a cell structure; n first pad structures formed on one side of the cell structure and each configured to have a step form in which 2n layers form one stage; and n second pad structures formed on the other side of the cell structure each configured to have a step form in which 2n layers form one stage, wherein n is a natural number of 1 or higher, and the first pad structures and the second pad structures have asymmetrical step forms having different heights.
    Type: Application
    Filed: February 28, 2017
    Publication date: June 15, 2017
    Applicant: SK hynix Inc.
    Inventors: Ki Hong LEE, Seung Ho PYI, Sung Ik MOON
  • Patent number: 9640550
    Abstract: A semiconductor device includes a semiconductor pattern; conductive layers each including a first portion through which the semiconductor pattern passes and a second portion having a thickness greater than the first portion, wherein the first portion of each conductive layer includes a first barrier pattern surrounding the semiconductor pattern and a material pattern, which is formed in the first barrier pattern and has an etch selectivity with respect to the first barrier pattern, and the second portion of each conductive layer includes a conductive pattern; and contact plugs connected to the second portion of each of the conductive layers.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: May 2, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Jin Ho Bin
  • Patent number: 9640542
    Abstract: A semiconductor device includes a stacked structure having first conductive layers stacked stepwise and first insulating layers interposed between the first conductive layers, wherein undercuts are formed under the first conductive layers and each of the first conductive layers includes a first region covered by the first conductive layer and a second region extending from the first region, contact pads coupled to the second regions of the respective first conductive layers, and a liner layer formed on the contact pads and filling the undercuts.
    Type: Grant
    Filed: April 4, 2016
    Date of Patent: May 2, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Ji Yeon Baek
  • Publication number: 20170117294
    Abstract: A method for manufacturing an electronic device includes forming a first source layer including a trench, forming a first sacrificial layer in the trench, forming a first structure over the first source layer, wherein the first structure includes first material layers and second material layers which are alternately stacked over the each other, forming first openings passing through the first structure and extending to the first sacrificial layer, forming first channel layers in the first openings, forming a slit passing through the first structure and extending to the first sacrificial layer, forming a second opening by removing the first sacrificial layer through the slit, and forming a second source layer in the second opening, wherein the second source layer is coupled to the first channel layers.
    Type: Application
    Filed: January 4, 2017
    Publication date: April 27, 2017
    Inventors: Ki Hong LEE, Ji Yeon BAEK, Seung Ho PYI
  • Patent number: 9634022
    Abstract: A semiconductor device includes alternately stacked conductive layers and the insulating layers, an opening passing through the conductive layers and insulating layers, a first semiconductor layer formed in the opening, a second semiconductor layer formed in the first semiconductor layer, a capping layer formed in the opening and disposed over the first semiconductor layer and the second semiconductor layer, and a liner layer interposed between the first semiconductor layer and the second semiconductor layer and protruding through the capping layer relative to the first semiconductor layer and the second semiconductor layer.
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: April 25, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, In Su Park
  • Patent number: 9634152
    Abstract: A semiconductor device includes memory blocks each configured to comprise a pair of channels, each channel including a pipe channel formed in a pipe gate of the memory block and a drain-side channel and a source-side channel coupled to the pipe channel; first slits placed between the memory blocks adjacent to other memory blocks; and a second slit placed between the source-side channel and the drain-side channel of each pair of channels.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: April 25, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Jung Yun Chang
  • Patent number: 9620513
    Abstract: A semiconductor device includes a cell structure; n first pad structures formed on one side of the cell structure and each configured to have a step form in which 2n layers form one stage; and n second pad structures formed on the other side of the cell structure each configured to have a step form in which 2n layers form one stage, wherein n is a natural number of 1 or higher, and the first pad structures and the second pad structures have asymmetrical step forms having different heights.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: April 11, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Sung Ik Moon
  • Patent number: 9576970
    Abstract: A semiconductor device includes a first source layer; at least one of a second source layer, the second source layer formed substantially in the first source layer; a plurality of conductive layers stacked substantially over the first source layer; channel layers that pass through the plurality of conductive layers and couple to the second source layer; and at least one of a third source layer, the third source layer formed substantially in the second source layer, wherein the third source layer passes through the second source layer and is coupled to the first source layer.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: February 21, 2017
    Assignee: SK HYNIX INC.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Seok Min Jeon
  • Patent number: 9570462
    Abstract: A method for manufacturing an electronic device includes forming a first source layer including a trench, forming a first sacrificial layer in the trench, forming a first structure over the first source layer, wherein the first structure includes first material layers and second material layers which are alternately stacked over the each other, forming first openings passing through the first structure and extending to the first sacrificial layer, forming first channel layers in the first openings, forming a slit passing through the first structure and extending to the first sacrificial layer, forming a second opening by removing the first sacrificial layer through the slit, and forming a second source layer in the second opening, wherein the second source layer is coupled to the first channel layers.
    Type: Grant
    Filed: June 5, 2015
    Date of Patent: February 14, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Ji Yeon Baek, Seung Ho Pyi
  • Patent number: 9559114
    Abstract: A 3-dimensional (3-D) non-volatile memory device includes a first channel protruding from a substrate, a selection gate formed on sidewalls of the first channel and in an L shape, and a gate insulating layer interposed between the first channel and the selection gate and surrounding the first channel. A method of manufacturing a 3-D non-volatile memory device includes forming first channels protruding from a substrate, forming a first gate insulating layer surrounding the first channels, and forming first selection gates having an L shape on sidewalls of the first channels on which the first gate insulating layers are formed.
    Type: Grant
    Filed: May 7, 2014
    Date of Patent: January 31, 2017
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Sung Chul Shin
  • Publication number: 20170025438
    Abstract: Provided herein a semiconductor device including a stack including conductive layers and insulating layers that are alternately stacked, and a slit insulating layer passing through the stack in a stacking direction, the slit insulating layer including a first main pattern extending in a first direction, and a first protruding pattern protruding in a second direction crossing the first direction at an end of the first main pattern.
    Type: Application
    Filed: October 3, 2016
    Publication date: January 26, 2017
    Inventors: Ki Hong LEE, Seung Ho PYI, Seok Min JEON
  • Publication number: 20170005109
    Abstract: A semiconductor device includes a semiconductor pattern; conductive layers each including a first portion through which the semiconductor pattern passes and a second portion having a thickness greater than the first portion, wherein the first portion of each conductive layer includes a first barrier pattern surrounding the semiconductor pattern and a material pattern, which is formed. In the first barrier pattern and has an etch selectivity with respect to the first barrier pattern, and the second portion of each conductive layer includes a conductive pattern; and contact plugs connected to the second portion of each of the conductive layers.
    Type: Application
    Filed: September 13, 2016
    Publication date: January 5, 2017
    Inventors: Ki Hong LEE, Seung Ho PYI, Jin Ho BIN
  • Patent number: 9524978
    Abstract: A 3D non-volatile memory device includes a pipe gate, at least one first channel layer including a first pipe channel layer formed in the pipe gate and a pair of first source side channel layer and first drain side channel layer connected to the first pipe channel layer, and at least one second channel layer including a second pipe channel layer formed in the pipe gate and positioned over the first pipe channel layer and a pair of second source side channel layer and second drain side channel layer connected to the second pipe channel layer.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: December 20, 2016
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Seok Min Jeon
  • Patent number: 9508730
    Abstract: A semiconductor device includes a substrate in which a cell region and contact regions located at both sides of the cell region are defined, a first source layer formed over the substrate, a second source layer formed over the first source layer, a reinforcement pattern formed in the second source layer, a stacked structure including conductive layers and insulating layers alternately stacked over the second source layer and the reinforcement pattern, channel layers passing through the stacked structure and the second source layer and electrically coupled to the second source layer, and an isolation insulating pattern passing through at least one top conductive layer of the conductive layers.
    Type: Grant
    Filed: June 9, 2015
    Date of Patent: November 29, 2016
    Assignee: SK HYNIX INC.
    Inventors: Ki Hong Lee, Seung Ho Pyi
  • Publication number: 20160343669
    Abstract: A semiconductor device may include pillars and a plurality of conductive layers being stacked while surrounding the pillars and including a plurality of first regions including non-conductive material layers and a plurality of second regions including conductive material layers, wherein the first regions and the second regions are alternately arranged.
    Type: Application
    Filed: August 1, 2016
    Publication date: November 24, 2016
    Inventors: Ki Hong LEE, Seung Ho PYI, Jin Ho BIN
  • Publication number: 20160336267
    Abstract: A semiconductor device may include pillars and a plurality of conductive layers being stacked while surrounding the pillars and including a plurality of first regions including non-conductive material layers and a plurality of second regions including conductive material layers, wherein the first regions and the second regions are alternately arranged.
    Type: Application
    Filed: August 1, 2016
    Publication date: November 17, 2016
    Inventors: Ki Hong LEE, Seung Ho PYI, Jin Ho BIN
  • Patent number: 9472567
    Abstract: A semiconductor device includes a semiconductor pattern; conductive layers each including a first portion through which the semiconductor pattern passes and a second portion having a thickness greater than the first portion, wherein the first portion of each conductive layer includes a first barrier pattern surrounding the semiconductor pattern and a material pattern, which is formed in the first barrier pattern and has an etch selectivity with respect to the first barrier pattern, and the second portion of each conductive layer includes a conductive pattern; and contact plugs connected to the second portion of each of the conductive layers.
    Type: Grant
    Filed: September 8, 2014
    Date of Patent: October 18, 2016
    Assignee: SK Hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Jin Ho Bin