Patents by Inventor Ofer Tehar-Zahav

Ofer Tehar-Zahav 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).

  • METHOD AND OPTOELECTRONIC STRUCTURE PROVIDING POLYSILICON PHOTONIC DEVICES WITH DIFFERENT OPTICAL PROPERTIES IN DIFFERENT REGIONS
    Publication number: 20220231178
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 21, 2022
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • Method and optoelectronic structure providing polysilicon photonic devices with different optical properties in different regions
    Patent number: 11322629
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Grant
    Filed: January 9, 2021
    Date of Patent: May 3, 2022
    Assignee: Micron Technology, Inc.
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • METHOD AND OPTOELECTRONIC STRUCTURE PROVIDING POLYSILICON PHOTONIC DEVICES WITH DIFFERENT OPTICAL PROPERTIES IN DIFFERENT REGIONS
    Publication number: 20210135025
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Application
    Filed: January 9, 2021
    Publication date: May 6, 2021
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • Method and optoelectronic structure providing polysilicon photonic devices with different optical properties in different regions
    Patent number: 10903377
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Grant
    Filed: April 15, 2019
    Date of Patent: January 26, 2021
    Assignees: Micron Technology, Inc., Massachusetts Institute of Technology
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • METHOD AND OPTOELECTRONIC STRUCTURE PROVIDING POLYSILICON PHOTONIC DEVICES WITH DIFFERENT OPTICAL PROPERTIES IN DIFFERENT REGIONS
    Publication number: 20190245100
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Application
    Filed: April 15, 2019
    Publication date: August 8, 2019
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • Method and optoelectronic structure providing polysilicon photonic devices with different optical properties in different regions
    Patent number: 10312388
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: June 4, 2019
    Assignees: Micron Technology, Inc., Massachusetts Institute of Technology
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • METHOD AND OPTOELECTRONIC STRUCTURE PROVIDING POLYSILICON PHOTONIC DEVICES WITH DIFFERENT OPTICAL PROPERTIES IN DIFFERENT REGIONS
    Publication number: 20170365726
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Application
    Filed: August 16, 2017
    Publication date: December 21, 2017
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • Method and structure providing a front-end-of-line and a back-end-of-line coupled waveguides
    Patent number: 9778416
    Abstract: An integrated structure and method of formation provide a lower level waveguide having a core of a first material and a higher level waveguide having a core of a second material and a coupling region for coupling the two waveguides together. The different core materials provided different coupled waveguides having different light loss characteristics.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: October 3, 2017
    Assignees: Micron Technology, Inc., Massachusetts Institute of Technology
    Inventors: Roy Meade, Jason Orcutt, Milos Popovic, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • Method and optoelectronic structure providing polysilicon photonic devices with different optical properties in different regions
    Patent number: 9768330
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: September 19, 2017
    Assignees: Micron Technology, Inc., Massachusetts Institute of Technology
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • Method and apparatus for reducing signal loss in a photo detector
    Patent number: 9368669
    Abstract: Photonic structures and methods of formation are disclosed in which a photo detector interface having crystalline misfit dislocations is displaced with respect to a waveguide core to reduce effects of dark current on a detected optical signal.
    Type: Grant
    Filed: September 22, 2014
    Date of Patent: June 14, 2016
    Assignee: Micron Technology, Inc.
    Inventors: Roy Meade, Zvi Sternberg, Ofer Tehar-Zahav
  • METHOD AND STRUCTURE PROVIDING A FRONT-END-OF-LINE AND A BACK-END-OF-LINE COUPLED WAVEGUIDES
    Publication number: 20160054520
    Abstract: An integrated structure and method of formation provide a lower level waveguide having a core of a first material and a higher level waveguide having a core of a second material and a coupling region for coupling the two waveguides together. The different core materials provided different coupled waveguides having different light loss characteristics.
    Type: Application
    Filed: August 25, 2014
    Publication date: February 25, 2016
    Inventors: Roy Meade, Jason Orcutt, Milos Popovic, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • METHOD AND OPTOELECTRONIC STRUCTURE PROVIDING POLYSILICON PHOTONIC DEVICES WITH DIFFERENT OPTICAL PROPERTIES IN DIFFERENT REGIONS
    Publication number: 20160056309
    Abstract: Method and structural embodiments are described which provide an integrated structure using polysilicon material having different optical properties in different regions of the structure.
    Type: Application
    Filed: August 25, 2014
    Publication date: February 25, 2016
    Inventors: Roy Meade, Karan Mehta, Efraim Megged, Jason Orcutt, Milos Popovic, Rajeev Ram, Jeffrey Shainline, Zvi Sternberg, Vladimir Stojanovic, Ofer Tehar-Zahav
  • METHOD AND APPARATUS FOR REDUCING SIGNAL LOSS IN A PHOTO DETECTOR
    Publication number: 20150044811
    Abstract: Photonic structures and methods of formation are disclosed in which a photo detector interface having crystalline misfit dislocations is displaced with respect to a waveguide core to reduce effects of dark current on a detected optical signal.
    Type: Application
    Filed: September 22, 2014
    Publication date: February 12, 2015
    Inventors: Roy Meade, Zvi Sternberg, Ofer Tehar-Zahav
  • Method and apparatus for reducing signal loss in a photo detector
    Patent number: 8872294
    Abstract: Photonic structures and methods of formation are disclosed in which a photo detector interface having crystalline misfit dislocations is displaced with respect to a waveguide core to reduce effects of dark current on a detected optical signal.
    Type: Grant
    Filed: August 21, 2012
    Date of Patent: October 28, 2014
    Assignee: Micron Technology, Inc.
    Inventors: Roy Meade, Zvi Sternberg, Ofer Tehar-Zahav
  • METHOD AND APPARATUS FOR REDUCING SIGNAL LOSS IN A PHOTO DETECTOR
    Publication number: 20140054736
    Abstract: Photonic structures and methods of formation are disclosed in which a photo detector interface having crystalline misfit dislocations is displaced with respect to a waveguide core to reduce effects of dark current on a detected optical signal.
    Type: Application
    Filed: August 21, 2012
    Publication date: February 27, 2014
    Inventors: Roy Meade, Zvi Sternberg, Ofer Tehar-Zahav
  • Laser removal of foreign materials from surfaces
    Patent number: 6489590
    Abstract: A method of fast and complete laser removal of inorganic and organic foreign material, including particles down to submicron-sizes and atomic contaminants, such as heavy metals and alkaline elements, from a substrate without any damage to the substrate, carried out by UV laser irradiation of the substrate surface in a reactive oxygen based gas, which comprises carrying out the removal process in the presence of gas containing F and/or Cl atoms in its molecules.
    Type: Grant
    Filed: March 11, 1999
    Date of Patent: December 3, 2002
    Inventors: Boris Buyaner Livshits, Menachem Genut, Ofer Tehar-Zahav, Eliezer Iskevitch
  • Laser stripping improvement by modified gas composition
    Patent number: 6350391
    Abstract: A method and apparatus for accelerating a laser stripping process carried out in a reactive gas mixture, comprising carrying out the stripping process in the presence of an accelerating effective amount of NxOy gas.
    Type: Grant
    Filed: April 28, 1998
    Date of Patent: February 26, 2002
    Assignee: Oramir Semiconductor Equipment Ltd.
    Inventors: Boris Livshits, Menachem Genut, Ofer Tehar-Zahav
  • LASER REMOVAL OF FOREIGN MATERIALS FROM SURFACES
    Publication number: 20010050272
    Abstract: A method of fast and complete laser removal of inorganic and organic foreign material, including particles down to submicron-sizes and atomic contaminants, such as heavy metals and alkaline elements, from a substrate without any damage to the substrate, carried out by UV laser irradiation of the substrate surface in a reactive oxygen based gas, which comprises carrying out the removal process in the presence of gas containing F and/or Cl atoms in its molecules.
    Type: Application
    Filed: March 11, 1999
    Publication date: December 13, 2001
    Inventors: BORIS BUYANER LIVSHITS, MENACHEN GENUT, OFER TEHAR-ZAHAV, ELIEZER ISKEVITCH
  • Process and apparatus for oblique beam revolution, for the effective laser stripping of sidewalls
    Patent number: 6265138
    Abstract: A process and apparatus for carrying out the removal of a coating substance from the sidewalls of a surface to be stripped comprising, providing a laser beam incidence on the surface at an incidence angle &agr; relative to the plane of the surface being treated, wherein the angle &agr;>0, and periodically switching or gradually changing the azimuth of the beam incidence plane.
    Type: Grant
    Filed: April 29, 1998
    Date of Patent: July 24, 2001
    Assignee: Oramir Semiconductor Equipment Ltd.
    Inventors: Menachem Genut, Boris Livshits (Buyaner), Ofer Tehar-Zahav, Eliezer Iskevitch
  • Laser processing chamber with cassette cell
    Patent number: 6123803
    Abstract: A process chamber for carrying out laser treatments, on the surface of an object, comprising: a base provided with object support means; a cover provided with a window substantially transmissive of laser light; gas inlet and gas outlet means; the said cover and the said base, when connected, leaving a space between the surface of the element and the inner surface of the window, in which gases flowing through the said gas inlet may flow above the surface of the object being treated and out of the process chamber through the said gas outlet.
    Type: Grant
    Filed: April 28, 1998
    Date of Patent: September 26, 2000
    Assignee: Oramir Semiconductor Equipment Ltd.
    Inventors: Menachem Genut, Boris Livshit (Buyaner), Ofer Tehar-Zahav