Patents by Inventor Manfred Engelhardt

Manfred Engelhardt 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: 9406564
    Abstract: In one embodiment, the semiconductor die includes a selective epitaxial layer including device regions, and a masking structure disposed around sidewalls of the epitaxial layer. The masking structure is part of an exposed surface of the semiconductor die.
    Type: Grant
    Filed: November 21, 2013
    Date of Patent: August 2, 2016
    Assignee: Infineon Technologies AG
    Inventors: Manfred Engelhardt, Johannes Baumgartl, Manfred Kotek, Hans-Joachim Schulze
  • Patent number: 9391263
    Abstract: In one embodiment, a semiconductor device includes a glass substrate, a semiconductor substrate disposed on the glass substrate, and a magnetic sensor disposed within and/or over the semiconductor substrate.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: July 12, 2016
    Assignee: Infineon Technologies AG
    Inventors: Carsten von Koblinski, Volker Strutz, Manfred Engelhardt
  • Publication number: 20160111255
    Abstract: Various methods and apparatuses are provided relating to separation of a substrate into a plurality of parts. For example, first a partial separation is performed and then the partially separated substrate is completely separated into a plurality of parts.
    Type: Application
    Filed: December 21, 2015
    Publication date: April 21, 2016
    Inventors: Manfred Engelhardt, Gudrun Stranzl, Markus Zundel, Hubert Maier
  • Publication number: 20160071819
    Abstract: A method of producing a semiconductor device is provided. The method includes: providing a semiconductor wafer, the wafer including an upper layer of a semiconductor material, an inner etch stop layer and a lower layer; forming a plurality of functional areas in the upper layer; performing a selective first etch process on the upper layer so as to separate the plurality of functional areas from each other by trenches etched through the upper layer, the first etch process being substantially stopped by the inner etch stop layer; and removing the lower layer by a second etch process, the second etch process being substantially stopped by the inner etch stop layer.
    Type: Application
    Filed: September 4, 2014
    Publication date: March 10, 2016
    Inventors: Edward Fuergut, Manfred Engelhardt, Hannes Eder, Bernd Roemer
  • Patent number: 9275916
    Abstract: A method of processing a plurality of packaged electronic chips being connected to one another in a common substrate is provided, wherein the method comprises etching the electronic chips, detecting information indicative of an at least partial removal of an indicator structure following an exposure of the indicator structure embedded within at least a part of the electronic chips and being exposed after the etching has removed chip material above the indicator structure, and adjusting the processing upon detecting the information indicative of the at least partial removal of the indicator structure.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: March 1, 2016
    Assignee: Infineon Technologies AG
    Inventors: Edward Fuergut, Irmgard Escher-Poeppel, Manfred Engelhardt, Hans-Joerg Timme, Hannes Eder
  • Patent number: 9219011
    Abstract: Various methods and apparatuses are provided relating to separation of a substrate into a plurality of parts. For example, first a partial separation is performed and then the partially separated substrate is completely separated into a plurality of parts.
    Type: Grant
    Filed: August 29, 2013
    Date of Patent: December 22, 2015
    Assignee: Infineon Technologies AG
    Inventors: Manfred Engelhardt, Gudrun Stranzl, Markus Zundel, Hubert Maier
  • Patent number: 9165895
    Abstract: A method for separating a plurality of dies is provided.
    Type: Grant
    Filed: November 7, 2011
    Date of Patent: October 20, 2015
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Helmut Brunner, Manfred Engelhardt
  • Publication number: 20150279740
    Abstract: In accordance with an embodiment of the present invention, a method of forming a semiconductor device includes attaching a substrate to a carrier using an adhesive component and forming a through trench through the substrate to expose the adhesive component. At least a portion of the adhesive component is etched and a metal layer is formed over sidewalls of the through trench.
    Type: Application
    Filed: March 26, 2014
    Publication date: October 1, 2015
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Michael Roesner, Manfred Engelhardt, Johann Schmid, Gudrun Stranzl, Joachim Hirschler
  • Publication number: 20150183631
    Abstract: According to an embodiment of a semiconductor device, the semiconductor device includes a micro-mechanical structure and a semiconductor material arranged over the micro-mechanical structure. A side surface of the semiconductor material includes a first region and a second region. The first region has an undulation, and the second region is a peripheral region of the side surface and decreases towards the micro-mechanical structure.
    Type: Application
    Filed: March 11, 2015
    Publication date: July 2, 2015
    Inventors: Manfred Engelhardt, Martin Zgaga
  • Publication number: 20150179413
    Abstract: In accordance with an embodiment of the present invention, a process tool includes a chuck configured to hold a substrate. The chuck is disposed in a chamber. The process tool further includes a shielding unit with a central opening. The shielding unit is disposed in the chamber over the chuck.
    Type: Application
    Filed: March 3, 2015
    Publication date: June 25, 2015
    Inventor: Manfred Engelhardt
  • Publication number: 20150147850
    Abstract: Methods for processing a semiconductor workpiece can include providing a semiconductor workpiece that includes one or more kerf regions; forming one or more trenches in the workpiece by removing material from the one or more kerf regions from a first side of the workpiece; mounting the workpiece with the first side to a carrier; thinning the workpiece from a second side of the workpiece; and forming a metallization layer over the second side of the workpiece.
    Type: Application
    Filed: November 25, 2013
    Publication date: May 28, 2015
    Applicant: Infineon Technologies AG
    Inventors: Gudrun Stranzl, Martin Zgaga, Rainer Leuschner, Bernhard Goller, Bernhard Boche, Manfred Engelhardt, Hermann Wendt, Bernd Noehammer, Karl Mayer, Michael Roesner, Monika Cornelia Voerckel
  • Publication number: 20150137144
    Abstract: In one embodiment, the semiconductor die includes a selective epitaxial layer including device regions, and a masking structure disposed around sidewalls of the epitaxial layer. The masking structure is part of an exposed surface of the semiconductor die.
    Type: Application
    Filed: November 21, 2013
    Publication date: May 21, 2015
    Applicant: Infineon Technologies AG
    Inventors: Manfred Engelhardt, Johannes Baumgartl, Manfred Kotek, Hans-Joachim Schulze
  • Patent number: 9030744
    Abstract: A method for fabricating a micro lens array is provided. The method includes forming a first lens material structure on a substrate. The first lens material structure includes a plurality of elevated portions. The elevated portions are separated by recesses. Moreover, the plurality of elevated portions have an average height of at least 3 micrometers. Furthermore, the method for fabricating a micro lens array includes depositing a dielectric material on the first lens material structure and the recesses to form a second lens material structure. The second lens material structure has an average thickness of at least 1 micrometer. Moreover, the first and second lens material structures form together the micro lens array.
    Type: Grant
    Filed: September 19, 2011
    Date of Patent: May 12, 2015
    Assignee: Infineon Technologies AG
    Inventor: Manfred Engelhardt
  • Publication number: 20150108666
    Abstract: A method of forming a thinned encapsulated chip structure, wherein the method comprises providing a separation structure arranged within an electronic chip, encapsulating part of the electronic chip by an encapsulating structure, and thinning selectively the electronic chip partially encapsulated by the encapsulating structure so that the encapsulating structure remains with a larger thickness than the thinned electronic chip, wherein the separation structure functions as a thinning stop.
    Type: Application
    Filed: October 18, 2013
    Publication date: April 23, 2015
    Applicant: Infineon Technologies AG
    Inventors: Manfred ENGELHARDT, Edward Fuergut, Hannes Eder
  • Patent number: 9012325
    Abstract: One or more embodiments relate to a method of making a semiconductor structure, comprising: forming a opening partially through a semiconductor substrate, the opening including an upper portion and a lower portion; forming a first dielectric layer over a sidewall surface of the upper portion, wherein the first dielectric layer does not overlie a sidewall surface of the lower portion; and forming a conductive material over a sidewall surface of the first dielectric layer, the conductive material not being in direct contact with a sidewall surface of the lower portion.
    Type: Grant
    Filed: October 21, 2013
    Date of Patent: April 21, 2015
    Assignee: Infineon Technologies AG
    Inventor: Manfred Engelhardt
  • Patent number: 9006109
    Abstract: A method includes a step of performing a time multiplexed etching process, wherein the last etching step of the time multiplexed etching process is of a first time duration. After performing the time multiplexed etching process, an etching step having a second time duration is performed, wherein the second time duration is greater than the first time duration.
    Type: Grant
    Filed: March 27, 2013
    Date of Patent: April 14, 2015
    Assignee: Infineon Technologies AG
    Inventors: Manfred Engelhardt, Martin Zgaga
  • Patent number: 8993437
    Abstract: One or more embodiments relate to a method of making a semiconductor structure, comprising: forming a patterned metallic layer over a semiconductor substrate; forming a second layer over the patterned metallic layer; and etching the substrate.
    Type: Grant
    Filed: October 27, 2011
    Date of Patent: March 31, 2015
    Assignee: Infineon Technologies AG
    Inventor: Manfred Engelhardt
  • Patent number: 8993422
    Abstract: In accordance with an embodiment of the present invention, a process tool includes a chuck configured to hold a substrate. The chuck is disposed in a chamber. The process tool further includes a shielding unit with a central opening. The shielding unit is disposed in the chamber over the chuck.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: March 31, 2015
    Assignee: Infineon Technologies AG
    Inventor: Manfred Engelhardt
  • Publication number: 20150064879
    Abstract: Various methods and apparatuses are provided relating to separation of a substrate into a plurality of parts. For example, first a partial separation is performed and then the partially separated substrate is completely separated into a plurality of parts.
    Type: Application
    Filed: August 29, 2013
    Publication date: March 5, 2015
    Inventors: Manfred Engelhardt, Gudrun Stranzl, Markus Zundel, Hubert Maier
  • Publication number: 20150044856
    Abstract: A method for separating semiconductor die includes forming a porous region on a semiconductor wafer and separating the die at the porous region using mechanical or other means.
    Type: Application
    Filed: October 28, 2014
    Publication date: February 12, 2015
    Inventors: Manfred Engelhardt, Petra Fischer