Patents by Inventor Hoo-Sung Cho

Hoo-Sung Cho 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).

  • Publication number: 20140199789
    Abstract: A fabricating method of a customized mask includes forming first patterns in a mold structure, forming second patterns in the mold structure using initial masks, the mold structure having the first patterns formed therein, measuring overlap failure between the first patterns and the second patterns, and fabricating customized masks by compensating for pattern positions of the initial masks based on the measuring results, wherein compensating for the pattern positions of the initial masks includes shifting positions of at least some patterns of the initial masks according to shift directions and sizes of at least some of the first patterns.
    Type: Application
    Filed: December 26, 2013
    Publication date: July 17, 2014
    Inventors: Jae-Han LEE, Hoo-Sung CHO, Cheol-Hong KIM, Seung-Hak PARK
  • Publication number: 20130105877
    Abstract: A non-volatile memory device includes a substrate including an active region and a field region, selection transistors and cell transistors on the active region, bit line contacts on the bridge portions, and shared bit lines electrically connected to the bit line contacts. The active region includes string portions and bridge portions. The string portions extends in a first direction and is arranged in a second direction substantially perpendicular to the first direction, and the bridge portions connects at least two adjacent string portions. Each bridge portion has a length in the first direction equal to or longer than about twice a width of each bit line contact in the first direction.
    Type: Application
    Filed: September 13, 2012
    Publication date: May 2, 2013
    Inventors: Kyoung-Hoon KIM, Hong-Soo KIM, Hoo-Sung CHO
  • Patent number: 8258517
    Abstract: One embodiment exemplarily described herein can be generally characterized as a semiconductor device that includes a lower level device layer located over a semiconductor substrate, an interlayer insulating film located over the lower level device layer and an upper level device layer located over the interlayer insulating film. The lower level device layer may include a plurality of devices formed in the substrate. The upper level device layer may include a plurality of semiconductor patterns and at least one device formed in each of the plurality of semiconductor patterns. The plurality of semiconductor patterns may be electrically isolated from each other. Each of the plurality of semiconductor patterns may include at least one active portion and at least one body contact portion electrically connected to the at least one active portion.
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: September 4, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-In Yun, Soon-Moon Jung, Han-Soo Kim, Hoo-Sung Cho, Jun-Beom Park, Jae-Hun Jeong
  • Patent number: 8222742
    Abstract: A semiconductor device includes a lower semiconductor layer with first conductive regions and including at least one dummy first conductive region, an upper semiconductor layer with second conductive regions on the lower semiconductor layer and including at least one dummy second conductive region, a penetration hole in the upper semiconductor layer and penetrating the dummy second conductive region and the upper semiconductor layer under the dummy second conductive region, a lower conductive line on the lower semiconductor layer and electrically connected to the first conductive regions, an upper conductive line on the upper semiconductor layer and electrically connected to the second conductive regions, and a first conductive plug in the penetration hole between the lower conductive line and the upper conductive line, the first conductive plug electrically connecting the lower and upper conductive lines and being spaced apart from sidewalls of the penetration hole.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: July 17, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoo-Sung Cho, Han-Soo Kim, Jae-Hoon Jang
  • Patent number: 8193047
    Abstract: According to some embodiments of the invention, a substrate doped with a P type impurity is provided. An N type impurity is doped into the substrate to divide the substrate into a P type impurity region and an N type impurity region. Active patterns having a first pitch are formed in the P type and N type impurity regions. Gate patterns having a second pitch are formed on the active patterns in a direction substantially perpendicular to the active patterns. Other embodiments are described and claimed.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: June 5, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Man-Hyoung Ryoo, Gi-Sung Yeo, Si-Hyeung Lee, Gyu-Chul Kim, Sung-Gon Jung, Chang-Min Park, Hoo-Sung Cho
  • Patent number: 8154910
    Abstract: A full complementary metal-oxide semiconductor (CMOS) static random access memory (SRAM) may have a reduced cell size by arranging a word line of a pair of transistors arranged on the uppermost layer of the SRAM. First and second transistors may be arranged on first and second active regions. Third and fourth transistors may be arranged on first and second semiconductor layers formed over the first and second active regions. Fifth and sixth transistors may be arranged on the third and fourth semiconductor layers over the first and second semiconductor layers. A word line may be arranged in a straight line between the first and second gates of the first and second transistors and between the third and fourth gates of the third and fourth transistors.
    Type: Grant
    Filed: January 13, 2010
    Date of Patent: April 10, 2012
    Assignee: SAMSUNG Electronics Co., Ltd.
    Inventors: Han-byung Park, Hoon Lim, Hoo-sung Cho
  • Patent number: 8084306
    Abstract: A semiconductor device includes a body region having a source region, a drain region, a channel region interposed between the source region and the drain region, and a body region extension extending from an end of the channel region. A gate pattern is formed on the channel region and the body region, and a body contact connects the gate pattern to the body region. A sidewall of the body region extension is self-aligned to a sidewall of the gate pattern. Methods of forming semiconductor devices having a self-aligned body and a body contact are also disclosed.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: December 27, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Hun Jeong, Hoon Lim, Soon-Moon Jung, Hoo-Sung Cho
  • Publication number: 20110156159
    Abstract: According to some embodiments of the invention, a substrate doped with a P type impurity is provided. An N type impurity is doped into the substrate to divide the substrate into a P type impurity region and an N type impurity region. Active patterns having a first pitch are formed in the P type and N type impurity regions. Gate patterns having a second pitch are formed on the active patterns in a direction substantially perpendicular to the active patterns. Other embodiments are described and claimed.
    Type: Application
    Filed: March 8, 2011
    Publication date: June 30, 2011
    Inventors: Man-Hyoung Ryoo, Gi-Sung Yeo, Si-Hyeung Lee, Gyu-Chul Kim, Sung-Gon Jung, Chang-Min Park, Hoo-Sung Cho
  • Publication number: 20100195375
    Abstract: A full complementary metal-oxide semiconductor (CMOS) static random access memory (SRAM) may have a reduced cell size by arranging a word line of a pair of transistors arranged on the uppermost layer of the SRAM. First and second transistors may be arranged on first and second active regions. Third and fourth transistors may be arranged on first and second semiconductor layers formed over the first and second active regions. Fifth and sixth transistors may be arranged on the third and fourth semiconductor layers over the first and second semiconductor layers. A word line may be arranged in a straight line between the first and second gates of the first and second transistors and between the third and fourth gates of the third and fourth transistors.
    Type: Application
    Filed: January 13, 2010
    Publication date: August 5, 2010
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Han-byung PARK, Hoon Ijm, Hoo-Sung Cho
  • Publication number: 20100190303
    Abstract: According to some embodiments of the invention, a substrate doped with a P type impurity is provided. An N type impurity is doped into the substrate to divide the substrate into a P type impurity region and an N type impurity region. Active patterns having a first pitch are formed in the P type and N type impurity regions. Gate patterns having a second pitch are formed on the active patterns in a direction substantially perpendicular to the active patterns. Other embodiments are described and claimed.
    Type: Application
    Filed: January 4, 2010
    Publication date: July 29, 2010
    Inventors: Man-Hyoung Ryoo, Gi-Sung Yeo, Si-Hyeung Lee, Gyu-Chul Kim, Sung-Gon Jung, Chang-Min Park, Hoo-Sung Cho
  • Patent number: 7709323
    Abstract: Methods of forming a NAND-type nonvolatile memory device include: forming first common drains and first common sources alternatively in an active region which is defined in a semiconductor substrate and extends one direction, forming a first insulating layer covering an entire surface of the semiconductor substrate, patterning the first insulating layer to form seed contact holes which are arranged at regular distance and expose the active region, forming a seed contact structure filling each of the seed contact holes and a semiconductor layer disposed on the first insulating layer and contacting the seed contact structures, patterning the semiconductor layer to form a semiconductor pattern which extends in the one direction and is disposed over the active region, forming second common drains and second common sources disposed alternatively in the semiconductor pattern in the one direction, forming a second insulating layer covering an entire surface of the semiconductor substrate, forming a source line patte
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: May 4, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoo-Sung Cho, Soon-Moon Jung, Won-Seok Cho, Jong-Hyuk Kim, Jae-Hun Jeong, Jae-Hoon Jang
  • Patent number: 7701771
    Abstract: A memory device may include L semiconductor layers, a gate structure on each of the semiconductor layers, N bitlines, and/or a common source line on each of the semiconductor layers. The L semiconductor layers may be stacked, and/or L may be an integer greater than 1. The N bitlines may be on the gate structures and crossing over the gate structures, and/or N may be an integer greater than 1. Each of the common source lines may be connected to each other such that the common source lines have equipotentiality with each other.
    Type: Grant
    Filed: August 6, 2007
    Date of Patent: April 20, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jae-Hun Jeong, Ki-Nam Kim, Soon-Moon Jung, Hoo-Sung Cho
  • Patent number: 7683404
    Abstract: A stacked memory includes at least two semiconductor layers each including a memory cell array. A transistor is formed in a peripheral circuit region of an uppermost semiconductor layer of the at least two semiconductor layers. The transistor is used to operate the memory cell array.
    Type: Grant
    Filed: February 22, 2007
    Date of Patent: March 23, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Chul Jang, Won-Seok Cho, Jae-Hoon Jang, Soon-Moon Jung, Hoo-Sung Cho, Jong-Hyuk Kim
  • Patent number: 7646664
    Abstract: A semiconductor memory device including a memory cell array, a first row decoder adjacent the memory cell array, and a second row decoder adjacent the memory cell array. A memory cell array may include first and second memory cell blocks on respective first and second semiconductor layers. The first memory cell block may include a first word line coupled to a first row of memory cells on the first semiconductor layer, the second memory cell block may include a second word line coupled to a second row of memory cells on the second semiconductor layer, and the first word line may be between the first and second semiconductor layers. The first row decoder may be configured to control the first word line, and the second row decoder may be configured to control the second word line. A first wiring may electrically connect the first row decoder and the first word line, and a second wiring may electrically connect the second row decoder and the second word line.
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: January 12, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoo-Sung Cho, Soon-Moon Jung, Young-Seop Rah, Jae-Hoon Jang, Jae-Hun Jeong, Jun-Beom Park
  • Publication number: 20100001337
    Abstract: A semiconductor memory device includes: sequentially stacked first and second semiconductor layers; at least one first memory transistor disposed on the first semiconductor layer; and at least one second memory transistor disposed on the second semiconductor layer, wherein a gate electrode of the first memory transistor has a broader width than that of the second memory transistor.
    Type: Application
    Filed: June 18, 2009
    Publication date: January 7, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Han-Soo Kim, Jae-Hoon Jang, Hoo-Sung Cho
  • Publication number: 20090315187
    Abstract: A semiconductor device includes a lower semiconductor layer with first conductive regions and including at least one dummy first conductive region, an upper semiconductor layer with second conductive regions on the lower semiconductor layer and including at least one dummy second conductive region, a penetration hole in the upper semiconductor layer and penetrating the dummy second conductive region and the upper semiconductor layer under the dummy second conductive region, a lower conductive line on the lower semiconductor layer and electrically connected to the first conductive regions, an upper conductive line on the upper semiconductor layer and electrically connected to the second conductive regions, and a first conductive plug in the penetration hole between the lower conductive line and the upper conductive line, the first conductive plug electrically connecting the lower and upper conductive lines and being spaced apart from sidewalls of the penetration hole.
    Type: Application
    Filed: June 5, 2009
    Publication date: December 24, 2009
    Inventors: Hoo-Sung Cho, Han-Soo Kim, Jae-Hoon Jang
  • Publication number: 20090294821
    Abstract: One embodiment exemplarily described herein can be generally characterized as a semiconductor device that includes a lower level device layer located over a semiconductor substrate, an interlayer insulating film located over the lower level device layer and an upper level device layer located over the interlayer insulating film. The lower level device layer may include a plurality of devices formed in the substrate. The upper level device layer may include a plurality of semiconductor patterns and at least one device formed in each of the plurality of semiconductor patterns. The plurality of semiconductor patterns may be electrically isolated from each other. Each of the plurality of semiconductor patterns may include at least one active portion and at least one body contact portion electrically connected to the at least one active portion.
    Type: Application
    Filed: May 27, 2009
    Publication date: December 3, 2009
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-In YUN, Soon-Moon JUNG, Han-Soo KIM, Hoo-Sung CHO, Jun-Beom PARK, Jae-Hun JEONG
  • Publication number: 20090278189
    Abstract: A semiconductor device includes a cell array region disposed on a semiconductor substrate and comprising a first cell gate pattern, a cell semiconductor pattern disposed on the first cell gate pattern, and a second cell gate pattern disposed on the cell semiconductor pattern. The semiconductor device also includes a peripheral circuit region disposed on the semiconductor substrate and comprising a peripheral gate pattern, and a resistor disposed in the peripheral circuit region at level above the semiconductor substrate similar to that of the cell semiconductor pattern.
    Type: Application
    Filed: May 4, 2009
    Publication date: November 12, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hoo-Sung CHO, Kyoung-Hoon KIM, Nok-Hyun JU
  • Publication number: 20090233405
    Abstract: Methods of forming a NAND-type nonvolatile memory device include: forming first common drains and first common sources alternatively in an active region which is defined in a semiconductor substrate and extends one direction, forming a first insulating layer covering an entire surface of the semiconductor substrate, patterning the first insulating layer to form seed contact holes which are arranged at regular distance and expose the active region, forming a seed contact structure filling each of the seed contact holes and a semiconductor layer disposed on the first insulating layer and contacting the seed contact structures, patterning the semiconductor layer to form a semiconductor pattern which extends in the one direction and is disposed over the active region, forming second common drains and second common sources disposed alternatively in the semiconductor pattern in the one direction, forming a second insulating layer covering an entire surface of the semiconductor substrate, forming a source line patte
    Type: Application
    Filed: May 29, 2009
    Publication date: September 17, 2009
    Inventors: Hoo-Sung Cho, Soon-Moon Jung, Won-Seok Cho, Jong-Hyuk Kim, Jae-Hun Jeong, Jae-Hoon Jang
  • Publication number: 20090181511
    Abstract: A semiconductor device includes a body region having a source region, a drain region, a channel region interposed between the source region and the drain region, and a body region extension extending from an end of the channel region. A gate pattern is formed on the channel region and the body region, and a body contact connects the gate pattern to the body region. A sidewall of the body region extension is self-aligned to a sidewall of the gate pattern. Methods of forming semiconductor devices having a self-aligned body and a body contact are also disclosed.
    Type: Application
    Filed: March 24, 2009
    Publication date: July 16, 2009
    Inventors: Jae Hun Jeong, Hoon Lim, Soon-Moon Jung, Hoo-Sung Cho