Patents by Inventor Stephan Wege

Stephan Wege 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: 10971340
    Abstract: The invention relates to a gas injector (10) for supplying gas or a gas mixture to a reaction region (16). The gas injector (10) contains a main part (12) with a gas channel (14). Furthermore, a gas feed (30) is provided for the gas channels (14). The gas or the gas mixture reaches the reaction region (16) from the gas channel (14) via a first opening (26) or a first group (54) of openings (26) in the main part. The main part (12) is equipped with a second opening (27) or a second group (56) of openings (27) via which the gas of the gas mixture likewise reaches the reaction region (16) from the gas channel (14). Each of the openings (26, 27) or the groups (54, 56) of openings (26, 27) is paired with a respective separate gas feed (30, 40) in the main part (12) on the gas channel (14).
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: April 6, 2021
    Inventor: Stephan Wege
  • Publication number: 20200185198
    Abstract: The invention relates to a gas injector (10) for supplying gas or a gas mixture to a reaction region (16). The gas injector (10) contains a main part (12) with a gas channel (14). Furthermore, a gas feed (30) is provided for the gas channels (14). The gas or the gas mixture reaches the reaction region (16) from the gas channel (14) via a first opening (26) or a first group (54) of openings (26) in the main part. The main part (12) is equipped with a second opening (27) or a second group (56) of openings (27) via which the gas of the gas mixture likewise reaches the reaction region (16) from the gas channel (14). Each of the openings (26, 27) or the groups (54, 56) of openings (26, 27) is paired with a respective separate gas feed (30, 40) in the main part (12) on the gas channel (14).
    Type: Application
    Filed: May 12, 2017
    Publication date: June 11, 2020
    Inventor: Stephan Wege
  • Patent number: 9570581
    Abstract: A stack gate structure for a non-volatile memory array has a semiconductor substrate having a plurality of substantially parallel spaced apart active regions, with each active region having an axis in a first direction. A first insulating material is between each stack gate structure in the second direction perpendicular to the first direction. Each stack gate structure has a second insulating material over the active region, a charge holding gate over the second insulating material, a third insulating material over the charge holding gate, and a first portion of a control gate over the third insulating material. A second portion of the control gate is over the first portion of the control gate and over the first insulating material adjacent thereto and extending in the second direction. A fourth insulating material is over the second portion of the control gate.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: February 14, 2017
    Assignee: Silicon Storage Technology, Inc.
    Inventors: Willem-Jan Toren, Xian Liu, Gerhard Metzger-Brueckl, Nhan Do, Stephan Wege, Nadia Miridi, Chieng-Sheng Su, Cecile Bernardi, Liz Cuevas, Florence Guyot, Yueh-Hsin Chen, Henry Om'mani, Mandana Tadayoni
  • Publication number: 20160225878
    Abstract: A stack gate structure for a non-volatile memory array has a semiconductor substrate having a plurality of substantially parallel spaced apart active regions, with each active region having an axis in a first direction. A first insulating material is between each stack gate structure in the second direction perpendicular to the first direction. Each stack gate structure has a second insulating material over the active region, a charge holding gate over the second insulating material, a third insulating material over the charge holding gate, and a first portion of a control gate over the third insulating material. A second portion of the control gate is over the first portion of the control gate and over the first insulating material adjacent thereto and extending in the second direction. A fourth insulating material is over the second portion of the control gate.
    Type: Application
    Filed: April 5, 2016
    Publication date: August 4, 2016
    Inventors: Willem-Jan Toren, Xian Liu, Gerhard Metzger-Brueckl, Nhan Do, Stephan Wege, Nadia Miridi, Chieng-Sheng Su, Cecile Bernardi, Liz Cuevas, Florence Guyot, Yueh-Hsin Chen, Henry Om'mani, Mandana Tadayoni
  • Patent number: 9330922
    Abstract: A stack gate structure for a non-volatile memory array has a semiconductor substrate having a plurality of substantially parallel spaced apart active regions, with each active region having an axis in a first direction. A first insulating material is between each stack gate structure in the second direction perpendicular to the first direction. Each stack gate structure has a second insulating material over the active region, a charge holding gate over the second insulating material, a third insulating material over the charge holding gate, and a first portion of a control gate over the third insulating material. A second portion of the control gate is over the first portion of the control gate and over the first insulating material adjacent thereto and extending in the second direction. A fourth insulating material is over the second portion of the control gate.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: May 3, 2016
    Assignee: Silicon Storage Technology, Inc.
    Inventors: Willem-Jan Toren, Xian Liu, Gerhard Metzger-Brueckl, Nhan Do, Stephan Wege, Nadia Miridi, Chien-Sheng Su, Cecile Bernardi, Liz Cuevas, Florence Guyot, Yueh-Hsin Chen, Henry Om'mani, Mandana Tadayoni
  • Publication number: 20130234223
    Abstract: A stack gate structure for a non-volatile memory array has a semiconductor substrate having a plurality of substantially parallel spaced apart active regions, with each active region having an axis in a first direction. A first insulating material is between each stack gate structure in the second direction perpendicular to the first direction. Each stack gate structure has a second insulating material over the active region, a charge holding gate over the second insulating material, a third insulating material over the charge holding gate, and a first portion of a control gate over the third insulating material. A second portion of the control gate is over the first portion of the control gate and over the first insulating material adjacent thereto and extending in the second direction. A fourth insulating material is over the second portion of the control gate.
    Type: Application
    Filed: March 7, 2012
    Publication date: September 12, 2013
    Inventors: Willem-Jan Toren, Xian Liu, Gerhard Metzger-Brueckl, Nhan Do, Stephan Wege, Nadia Miridi, Chien-Sheng Su, Cecile Bernardi, Liz Cuevas, Florence Guyot, Yueh-Hsin Chen, Henry Om'mani, Mandana Tadayoni
  • Patent number: 7879395
    Abstract: A method of preparing a coating solution, comprising the steps of providing a first solution comprising a lower alcohol; a polyethylene glycol; a complexing agent; and water; providing a second solution comprising a higher alcohol; and at least one metal alkoxide, wherein the metal in said at least one metal alkoxide is selected from the group consisting of zirconium, aluminium, titanium, tantalum and yttrium; forming a sol-gel solution by mixing said first and second solutions and thereby hydrolyzing said at least one metal alkoxide to a metal oxide and an alcohol; forming a concentrated solution by removing said lower alcohol and the alcohol resulting from the hydrolysis of said at least one metal alkoxide; and forming a coating solution by adding a medium alcohol to said concentrated solution.
    Type: Grant
    Filed: October 17, 2006
    Date of Patent: February 1, 2011
    Assignee: Qimonda AG
    Inventors: Andreas Klipp, Stephan Wege, Tobias Mayer-Uhma, Cornelia Klein, Alexander Michaelis, Falko Schlenkrich
  • Publication number: 20100330805
    Abstract: Methods for forming anisotropic features for high aspect ratio application in etch process are provided. The methods described herein advantageously facilitates profile and dimension control of features with high aspect ratios. In one embodiment, a method for anisotropic etching a dielectric layer on a substrate includes providing a substrate having a patterned mask layer disposed on a dielectric layer in an etch chamber, supplying a gas mixture including at least a fluorine and carbon containing gas and a silicon fluorine gas into the etch chamber, and etching features in the dielectric layer in the presence of a plasma formed from the gas mixture.
    Type: Application
    Filed: November 2, 2007
    Publication date: December 30, 2010
    Inventors: KENNY LINH DOAN, Kathryn Keswick, Subhash Deshmukh, Stephan Wege, Wonseok Lee
  • Patent number: 7846846
    Abstract: High aspect ratio contact openings are etched while preventing bowing or bending of the etch profile by forming a highly conductive thin film on the side wall of each contact opening. The conductivity of the thin film on the side wall is enhanced by ion bombardment carried out periodically during the etch process.
    Type: Grant
    Filed: September 25, 2007
    Date of Patent: December 7, 2010
    Assignee: Applied Materials, Inc.
    Inventors: Kallol Bera, Kenny L. Doan, Stephan Wege, Subhash Deshmukh
  • Patent number: 7737049
    Abstract: In one aspect, a method of forming a structure on a substrate is disclosed. For example, the method includes forming a first mask layer and a second mask layer, modifying a material property in regions of the first and second mask layers, and forming the structure based on the modified regions.
    Type: Grant
    Filed: July 31, 2007
    Date of Patent: June 15, 2010
    Assignee: Qimonda AG
    Inventors: Dirk Manger, Stephan Wege, Rolf Weis, Christoph Noelscher
  • Publication number: 20090321940
    Abstract: An integrated circuit is described including a first and a second plurality of conductor lines, each of the lines being separated from an adjacent line by a spacer dielectric and capped with a first and second dielectric cap material, respectively. A contact element is embedded in a covering dielectric layer with electrical contact to one of the first plurality of conductor lines in a contact portion, while being separated from a line adjacent to the contacted line only by the second cap material.
    Type: Application
    Filed: June 30, 2008
    Publication date: December 31, 2009
    Inventors: Gerhard Kunkel, Dirk Manger, Stephan Wege
  • Publication number: 20090239314
    Abstract: Methods of manufacturing a semiconductor device and an apparatus for the manufacturing of semiconductor devices are provided. An embodiment regards providing a process which changes the volume of at least one layer of a semiconductor substrate or of at least one layer deposited on the semiconductor substrate, and measuring a change in volume of such at least one layer using fluorescence. In another embodiment, a change in volume of such at least one layer is measured using reflection of electromagnetic waves.
    Type: Application
    Filed: March 20, 2008
    Publication date: September 24, 2009
    Inventors: Martin Haberjahn, Sascha Dieter, Andrea Graf, Christoph Noelscher, Dirk Manger, Stephan Wege
  • Publication number: 20090219496
    Abstract: Double patterning a photo sensitive layer stack, is disclosed including providing a substrate being coated with a first and a second photo resist layer, exposing both photo resist layers by employing lithographic projection steps, wherein a second lithographic projection step illuminates a latent image with a focal depth at least partially covering the second photo resist layer.
    Type: Application
    Filed: February 29, 2008
    Publication date: September 3, 2009
    Inventors: Frank-Michael Kamm, Christoph Noelscher, Stephan Wege, Rolf Weis
  • Publication number: 20090166318
    Abstract: A method of fabricating an integrated circuit includes providing a hard mask that includes at least one first layer and one second layer. An etching step is patterned using the hard mask, and a removal step is performed using an etchant in order to at least partially remove the first layer. The first layer and the second layer are configured in such a way that the first layer is etched by the etchant with a higher etch rate than the second layer.
    Type: Application
    Filed: December 28, 2007
    Publication date: July 2, 2009
    Inventors: Mihel Seitz, Stephan Wege, Mirko Vogt, Juergen Voelkel
  • Patent number: 7544270
    Abstract: An apparatus includes a plasma process chamber and a support element capable of supporting a substrate inside the plasma process chamber. At least one plasma control element is placed adjacent to a peripheral portion of the support element such that the plasma control element is capable of influencing a plasma inside the plasma process chamber if an electric field is applied thereto. At least one voltage generator is connected to the plasma control element. The plasma control element is movable inside the process chamber such that it can be set to any of at least two different positions.
    Type: Grant
    Filed: November 14, 2005
    Date of Patent: June 9, 2009
    Assignee: Infineon Technologies AG
    Inventors: Stephan Wege, Roger-Michael Wolf
  • Publication number: 20090127722
    Abstract: Method for processing at least one spacer structure in a manufacturing process of a semiconductor device, wherein the at least one spacer structure is subjected to at least one etch process step with an isotropic component and the spacer structure comprises at least one point on the surface with a large solid angle opening towards the environment. Method of manufacturing an integrated circuit, including a regional removal of a spacer structure, wherein the removal is determined by a pattern density in the vicinity of the spacer structure.
    Type: Application
    Filed: November 20, 2007
    Publication date: May 21, 2009
    Inventors: Christoph Noelscher, Ulrich Egger, Rolf Weis, Stephan Wege, Burkhard Ludwig
  • Publication number: 20090115027
    Abstract: A method of fabricating an integrated circuit is disclosed. An etching process is performed in order to create a structure in a substrate. A material layer is generated during the etching process. The material layer is formed from at least one of the group of a Si/C/O composition and/or a Si/metal composition.
    Type: Application
    Filed: November 5, 2007
    Publication date: May 7, 2009
    Inventor: Stephan Wege
  • Publication number: 20090102023
    Abstract: One possible embodiment is a method for manufacturing a structure on a substrate which can be used in the manufacturing of a semiconductor device, including the steps of: forming a first structure on the substrate having at least one sidewall, forming at least one layer as a second structure selectively on the at least one sidewall of the first structure by an epitaxial technique, electroplating, selective silicon dioxide deposition, selective low pressure CVD or an atomic layer deposition technique. Furthermore semiconductor devices, uses of equipment and structures are covered.
    Type: Application
    Filed: October 19, 2007
    Publication date: April 23, 2009
    Inventors: Stephan Wege, Chirstoph Noelscher, Alfred Kersch, Hocine Boubekeur, Christoph Ludwig
  • Publication number: 20090081876
    Abstract: High aspect ratio contact openings are etched while preventing bowing or bending of the etch profile by forming a highly conductive thin film on the side wall of each contact opening. The conductivity of the thin film on the side wall is enhanced by ion bombardment carried out periodically during the etch process.
    Type: Application
    Filed: September 25, 2007
    Publication date: March 26, 2009
    Applicant: Applied Materials, Inc.
    Inventors: Kallol BERA, Kenny L. DOAN, Stephan WEGE, Subhash DESHMUKH
  • Publication number: 20090033362
    Abstract: In one aspect, a method of forming a structure on a substrate is disclosed. For example, the method includes forming a first mask layer and a second mask layer, modifying a material property in regions of the first and second mask layers, and forming the structure based on the modified regions.
    Type: Application
    Filed: July 31, 2007
    Publication date: February 5, 2009
    Inventors: Dirk Manger, Stephan Wege, Rolf Weis, Christoph Noelscher