Patents by Inventor El Mostafa Bourim

El Mostafa Bourim 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: 8525142
    Abstract: A non-volatile variable resistance memory device and a method of fabricating the same are provided. The non-volatile variable resistance memory device may include a lower electrode, a buffer layer on the lower electrode, an oxide layer on the buffer layer and an upper electrode on the oxide layer. The buffer layer may be composed of an oxide and the oxide layer may have variable resistance characteristics.
    Type: Grant
    Filed: May 4, 2007
    Date of Patent: September 3, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: El Mostafa Bourim, Eun-Hong Lee, Choong-Rae Cho
  • Patent number: 8193030
    Abstract: Nonvolatile memory devices may be fabricated to include a switching device on a substrate and/or a storage node electrically connected to the switching device. A storage node may include a lower metal layer electrically connected to the switching device, a first insulating layer, a middle metal layer, a second insulating layer, an upper metal layer, a carbon nanotube layer, and/or a passivation layer stacked on the lower metal layer.
    Type: Grant
    Filed: January 3, 2011
    Date of Patent: June 5, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-wook Moon, Joong S. Jeon, El Mostafa Bourim, Hyun-deok Yang
  • Patent number: 8125021
    Abstract: A non-volatile memory device includes a first oxide layer, a second oxide layer and a buffer layer formed on a lower electrode. An upper electrode is formed on the buffer layer. In one example, the lower electrode is composed of at least one of Pt, Ru, Ir, IrOx and an alloy thereof, the second oxide layer is a transition metal oxide, the buffer layer is composed of a p-type oxide and the upper electrode is composed of a material selected from Ni, Co, Cr, W, Cu or an alloy thereof.
    Type: Grant
    Filed: April 18, 2007
    Date of Patent: February 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Choong-Rae Cho, Eun-Hong Lee, El Mostafa Bourim, Chang-Wook Moon
  • Publication number: 20110117735
    Abstract: Nonvolatile memory devices may be fabricated to include a switching device on a substrate and/or a storage node electrically connected to the switching device. A storage node may include a lower metal layer electrically connected to the switching device, a first insulating layer, a middle metal layer, a second insulating layer, an upper metal layer, a carbon nanotube layer, and/or a passivation layer stacked on the lower metal layer.
    Type: Application
    Filed: January 3, 2011
    Publication date: May 19, 2011
    Inventors: Chang-wook Moon, Joong S. Jeon, El Mostafa Bourim, Hyun-deok Yang
  • Patent number: 7884410
    Abstract: Example embodiments may provide nonvolatile memory devices and example methods of fabricating nonvolatile memory devices. Example embodiment nonvolatile memory devices may include a switching device on a substrate and/or a storage node electrically connected to the switching device. A storage node may include a lower metal layer electrically connected to the switching device, a first insulating layer, a middle metal layer, a second insulating layer, an upper metal layer, a carbon nanotube layer, and/or a passivation layer stacked on the lower metal layer.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: February 8, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-wook Moon, Joong S. Jeon, El Mostafa Bourim, Hyun-deok Yang
  • Patent number: 7859035
    Abstract: A storage node having a metal-insulator-metal structure, a non-volatile memory device including a storage node having a metal-insulator-metal (MIM) structure and a method of operating the same are provided. The memory device may include a switching element and a storage node connected to the switching element. The storage node may include a first metal layer, a first insulating layer and a second metal layer, sequentially stacked, and a nano-structure layer. The storage node may further include a second insulating layer and a third metal layer. The nano-structure layer, which is used as a carbon nano-structure layer, may include at least one fullerene layer.
    Type: Grant
    Filed: December 1, 2006
    Date of Patent: December 28, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-wook Moon, Sang-mock Lee, In-kyeong Yoo, Seung-woon Lee, El Mostafa Bourim, Eun-hong Lee, Choong-rae Cho
  • Patent number: 7667481
    Abstract: A surface electron emission device array and a TFT inspection system for inspecting a TFT array using a surface electron emission device array may be provided. The TFT inspection system may include a surface electron emission device array, which may have a first electrode disposed to face the TFT array in a first direction, a second electrode disposed in a second direction intersecting the first direction in a region corresponding to a region in which the first electrode and a corresponding pixel electrode of the TFT array may be formed, and an insulating layer interposed between the first electrode and the second electrode.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: February 23, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chang-Wook Moon, El Mostafa Bourim, Sung-Jin Lee, Seung-Woon Lee
  • Patent number: 7498600
    Abstract: Provided is a variable resistance random access memory device having an n+ interfacial layer and a method of fabricating the same. The variable resistance random access memory device may include a lower electrode, an n+ interfacial layer on the lower electrode, a buffer layer on the n+ interfacial layer, an oxide layer on the buffer layer and having a variable resistance characteristic and an upper electrode on the oxide layer.
    Type: Grant
    Filed: February 6, 2007
    Date of Patent: March 3, 2009
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Choong-Rae Cho, Eun-Hong Lee, Stefanovich Genrikh, El Mostafa Bourim
  • Publication number: 20080191261
    Abstract: Example embodiments may provide nonvolatile memory devices and example methods of fabricating nonvolatile memory devices. Example embodiment nonvolatile memory devices may include a switching device on a substrate and/or a storage node electrically connected to the switching device. A storage node may include a lower metal layer electrically connected to the switching device, a first insulating layer, a middle metal layer, a second insulating layer, an upper metal layer, a carbon nanotube layer, and/or a passivation layer stacked on the lower metal layer.
    Type: Application
    Filed: October 31, 2007
    Publication date: August 14, 2008
    Inventors: Chang-wook Moon, Joong S. Jeon, El Mostafa Bourim, Hyun-deok Yang
  • Publication number: 20070295950
    Abstract: Provided is a variable resistance random access memory device having an n+ interfacial layer and a method of fabricating the same. The variable resistance random access memory device may include a lower electrode, an n+ interfacial layer on the lower electrode, a buffer layer on the n+ interfacial layer, an oxide layer on the buffer layer and having a variable resistance characteristic and an upper electrode on the oxide layer.
    Type: Application
    Filed: February 6, 2007
    Publication date: December 27, 2007
    Inventors: Choong-Rae Cho, Eun-Hong Lee, Stefanovich Genrikh, El Mostafa Bourim
  • Publication number: 20070290186
    Abstract: A non-volatile variable resistance memory device and a method of fabricating the same are provided. The non-volatile variable resistance memory device may include a lower electrode, a buffer layer on the lower electrode, an oxide layer on the buffer layer and an upper electrode on the oxide layer. The buffer layer may be composed of an oxide and the oxide layer may have variable resistance characteristics.
    Type: Application
    Filed: May 4, 2007
    Publication date: December 20, 2007
    Inventors: El Mostafa Bourim, Eun-Hong Lee, Choong-Rae Cho
  • Publication number: 20070252193
    Abstract: A non-volatile memory device comprises a first oxide layer, a second oxide layer and a buffer layer formed on a lower electrode. An upper electrode is formed on the buffer layer. In one example, the lower electrode is composed of at least one of Pt, Ru, Ir, IrOx and an alloy thereof, the second oxide layer is a transition metal oxide, the buffer layer is composed of a p-type oxide and the upper electrode is composed of a material selected from Ni, Co, Cr, W, Cu or an alloy thereof.
    Type: Application
    Filed: April 18, 2007
    Publication date: November 1, 2007
    Inventors: Choong-Rae Cho, Eun-Hong Lee, El Mostafa Bourim, Chang-Wook Moon
  • Publication number: 20070164773
    Abstract: A surface electron emission device array and a TFT inspection system for inspecting a TFT array using a surface electron emission device array may be provided. The TFT inspection system may include a surface electron emission device array, which may have a first electrode disposed to face the TFT array in a first direction, a second electrode disposed in a second direction intersecting the first direction in a region corresponding to a region in which the first electrode and a corresponding pixel electrode of the TFT array may be formed, and an insulating layer interposed between the first electrode and the second electrode.
    Type: Application
    Filed: December 26, 2006
    Publication date: July 19, 2007
    Inventors: Chang-Wook Moon, El Mostafa Bourim, Sung-Jin Lee, Seung-Woon Lee
  • Publication number: 20070138940
    Abstract: Provided are a surface electron emission device and a display device having the same. The surface electron emission device may include a lower electrode, an insulating layer, and an upper electrode sequentially stacked, and a nano structure layer formed on the upper electrode.
    Type: Application
    Filed: October 6, 2006
    Publication date: June 21, 2007
    Inventors: Chang-wook Moon, Sang-mock Lee, El Mostafa Bourim, Seung-woon Lee, Eun-hong Lee, Choong-rae Cho