Patents by Inventor Marwan H. Khater

Marwan H. Khater 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: 11164980
    Abstract: Approaches for silicon photonics integration are provided. A method includes: forming at least one encapsulating layer over and around a photodetector; thermally crystallizing the photodetector material after the forming the at least one encapsulating layer; and after the thermally crystallizing the photodetector material, forming a conformal sealing layer on the at least one encapsulating layer and over at least one device. The conformal sealing layer is configured to seal a crack in the at least one encapsulating layer. The photodetector and the at least one device are on a same substrate. The at least one device includes a complementary metal oxide semiconductor device or a passive photonics device.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: November 2, 2021
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Solomon Assefa, Tymon Barwicz, William M. Green, Marwan H. Khater, Jessie C. Rosenberg, Steven M. Shank
  • Patent number: 11043535
    Abstract: Cross bar array devices and methods of forming the same include first electrodes arranged adjacent to each other and extending in a first direction. Second electrodes are arranged transversely to the first electrodes. An electrolyte layer is disposed between the first electrodes and the second electrodes, the electrolyte layer comprising a nitridated dielectric material.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: June 22, 2021
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe, Vijay Narayanan
  • Patent number: 10892408
    Abstract: A resistive random access memory (RRAM), including a first electrode, a base oxide being connected to the first electrode, and a multivalent oxide being connected to the base oxide layer. The multivalent oxide switches oxidative states.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: January 12, 2021
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Patent number: 10797235
    Abstract: A memory includes a base oxide provided between a first electrode and a second electrode, and a multivalent oxide provided between the first electrode and the second electrode. The multivalent oxide switches between at least two oxidative states.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: October 6, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Publication number: 20200075781
    Abstract: Approaches for silicon photonics integration are provided. A method includes: forming at least one encapsulating layer over and around a photodetector; thermally crystallizing the photodetector material after the forming the at least one encapsulating layer; and after the thermally crystallizing the photodetector material, forming a conformal sealing layer on the at least one encapsulating layer and over at least one device. The conformal sealing layer is configured to seal a crack in the at least one encapsulating layer. The photodetector and the at least one device are on a same substrate. The at least one device includes a complementary metal oxide semiconductor device or a passive photonics device.
    Type: Application
    Filed: November 11, 2019
    Publication date: March 5, 2020
    Inventors: Solomon Assefa, Tymon Barwicz, William M. Green, Marwan H. Khater, Jessie C. Rosenberg, Steven M. Shank
  • Patent number: 10546962
    Abstract: Approaches for silicon photonics integration are provided. A method includes: forming at least one encapsulating layer over and around a photodetector; thermally crystallizing the photodetector material after the forming the at least one encapsulating layer; and after the thermally crystallizing the photodetector material, forming a conformal sealing layer on the at least one encapsulating layer and over at least one device. The conformal sealing layer is configured to seal a crack in the at least one encapsulating layer. The photodetector and the at least one device are on a same substrate. The at least one device includes a complementary metal oxide semiconductor device or a passive photonics device.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: January 28, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Solomon Assefa, Tymon Barwicz, William M. Green, Marwan H. Khater, Jessie C. Rosenberg, Steven M. Shank
  • Patent number: 10366323
    Abstract: Embodiments of the present invention provide systems and methods for the fabrication of a crossbar array fabrication of resistive random access memory (RRAM) cells. The array structure contains large grain copper and its alloy or silver and its alloy. A metal cap and spacer are used to protect copper or silver from chemical modifications during memory cell patterning.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: July 30, 2019
    Assignee: International Business Machines Corporation
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Patent number: 10141509
    Abstract: Embodiments of the present invention provide systems and methods for the fabrication of a crossbar array fabrication of resistive random access memory (RRAM) cells. The array structure contains large grain copper and its alloy or silver and its alloy. A metal cap and spacer are used to protect copper or silver from chemical modifications during memory cell patterning.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: November 27, 2018
    Assignee: International Business Machines Corporation
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Patent number: 10132999
    Abstract: Embodiments are directed to a method of forming an optical coupler system. The method includes forming at least one waveguide over a substrate, and forming a sacrificial optical coupler in a first region over the substrate. The method further includes configuring the sacrificial optical coupler to couple optical signals to or from the at least one waveguide, and forming a v-groove in the first region over the substrate, wherein forming the v-groove includes removing the sacrificial optical coupler from the first region.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: November 20, 2018
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Tymon Barwicz, William M. J. Green, Jens Hofrichter, Marwan H. Khater, Jessie C. Rosenberg
  • Patent number: 10096773
    Abstract: Embodiments of the present invention provide systems and methods for the fabrication of a crossbar array fabrication of resistive random access memory (RRAM) cells. The array structure contains large grain copper and its alloy or silver and its alloy. A metal cap and spacer are used to protect copper or silver from chemical modifications during memory cell patterning.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: October 9, 2018
    Assignee: International Business Machines Corporation
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Publication number: 20180287060
    Abstract: Embodiments of the present invention provide systems and methods for the fabrication of a crossbar array fabrication of resistive random access memory (RRAM) cells. The array structure contains large grain copper and its alloy or silver and its alloy. A metal cap and spacer are used to protect copper or silver from chemical modifications during memory cell patterning.
    Type: Application
    Filed: September 20, 2017
    Publication date: October 4, 2018
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Publication number: 20180287059
    Abstract: Embodiments of the present invention provide systems and methods for the fabrication of a crossbar array fabrication of resistive random access memory (RRAM) cells. The array structure contains large grain copper and its alloy or silver and its alloy. A metal cap and spacer are used to protect copper or silver from chemical modifications during memory cell patterning.
    Type: Application
    Filed: March 30, 2017
    Publication date: October 4, 2018
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Publication number: 20180287061
    Abstract: Embodiments of the present invention provide systems and methods for the fabrication of a crossbar array fabrication of resistive random access memory (RRAM) cells. The array structure contains large grain copper and its alloy or silver and its alloy. A metal cap and spacer are used to protect copper or silver from chemical modifications during memory cell patterning.
    Type: Application
    Filed: January 26, 2018
    Publication date: October 4, 2018
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Publication number: 20180275344
    Abstract: Embodiments are directed to a method of forming an optical coupler system. The method includes forming at least one waveguide over a substrate, and forming a sacrificial optical coupler in a first region over the substrate. The method further includes configuring the sacrificial optical coupler to couple optical signals to or from the at least one waveguide, and forming a v-groove in the first region over the substrate, wherein forming the v-groove includes removing the sacrificial optical coupler from the first region.
    Type: Application
    Filed: May 30, 2018
    Publication date: September 27, 2018
    Inventors: Tymon Barwicz, William M.J. Green, Jens Hofrichter, Marwan H. Khater, Jessie C. Rosenberg
  • Publication number: 20180269338
    Abstract: Approaches for silicon photonics integration are provided. A method includes: forming at least one encapsulating layer over and around a photodetector; thermally crystallizing the photodetector material after the forming the at least one encapsulating layer; and after the thermally crystallizing the photodetector material, forming a conformal sealing layer on the at least one encapsulating layer and over at least one device. The conformal sealing layer is configured to seal a crack in the at least one encapsulating layer. The photodetector and the at least one device are on a same substrate. The at least one device includes a complementary metal oxide semiconductor device or a passive photonics device.
    Type: Application
    Filed: May 15, 2018
    Publication date: September 20, 2018
    Inventors: Solomon Assefa, Tymon Barwicz, William M. Green, Marwan H. Khater, Jessie C. Rosenberg, Steven M. Shank
  • Patent number: 10026852
    Abstract: Approaches for silicon photonics integration are provided. A method includes: forming at least one encapsulating layer over and around a photodetector; thermally crystallizing the photodetector material after the forming the at least one encapsulating layer; and after the thermally crystallizing the photodetector material, forming a conformal sealing layer on the at least one encapsulating layer and over at least one device. The conformal sealing layer is configured to seal a crack in the at least one encapsulating layer. The photodetector and the at least one device are on a same substrate. The at least one device includes a complementary metal oxide semiconductor device or a passive photonics device.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: July 17, 2018
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Solomon Assefa, Tymon Barwicz, William M. Green, Marwan H. Khater, Jessie C. Rosenberg, Steven M. Shank
  • Publication number: 20180197917
    Abstract: Cross bar array devices and methods of forming the same include first electrodes arranged adjacent to each other and extending in a first direction. Second electrodes are arranged transversely to the first electrodes. An electrolyte layer is disposed between the first electrodes and the second electrodes, the electrolyte layer comprising a nitridated dielectric material.
    Type: Application
    Filed: January 12, 2017
    Publication date: July 12, 2018
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe, Vijay Narayanan
  • Patent number: 10012798
    Abstract: Embodiments are directed to a method of forming an optical coupler system. The method includes forming at least one waveguide over a substrate, and forming gratings in a first region over the substrate. The method further includes configuring the gratings to couple optical signals to or from the at least one waveguide, and forming a v-groove in the first region over the substrate, wherein forming the v-groove includes removing the gratings from the first region.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: July 3, 2018
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Tymon Barwicz, William M. J. Green, Marwan H. Khater, Jessie C. Rosenberg
  • Patent number: 9997704
    Abstract: A cross bar array device includes first electrodes arranged adjacent to each other and extending in a first direction, the first electrodes including a main electrode layer and a scalable electrode layer. Second electrodes are arranged transversely to the first electrodes, the second electrodes including a main electrode layer and a scalable electrode layer. An electrolyte layer is disposed between the scalable electrode layers of the first electrodes and the second electrodes. A scalable electrode is formed from a scalable electrode layer and includes an undercut having a side laterally recessed from a width of a corresponding main electrode.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: June 12, 2018
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe
  • Publication number: 20180138401
    Abstract: A memory includes a base oxide provided between a first electrode and a second electrode, and a multivalent oxide provided between the first electrode and the second electrode. The multivalent oxide switches between at least two oxidative states.
    Type: Application
    Filed: December 22, 2017
    Publication date: May 17, 2018
    Inventors: Takashi Ando, Marwan H. Khater, Seyoung Kim, Hiroyuki Miyazoe