Patents by Inventor Juergen Schredl

Juergen Schredl 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).

  • Publication number: 20140225124
    Abstract: Various embodiments provide a power transistor arrangement, which may include a carrier including at least a main region, a first terminal region and a second terminal region being electrically isolated from each other; a first power transistor having a control electrode, a first power electrode and a second power electrode, and being arranged on the main region of the carrier such that its first power electrode is facing towards and is electrically coupled to the main region of the carrier; a second power transistor having a control electrode, a first power electrode and a second power electrode, and being arranged on the terminal regions of the carrier such that its control electrode and its first power electrode are facing towards the terminal regions, and having its control electrode being electrically coupled to the first terminal region and its first power electrode being electrically coupled to the second terminal region.
    Type: Application
    Filed: February 11, 2013
    Publication date: August 14, 2014
    Applicant: INFINEON TECHNOLOGIES AUSTRIA AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Klaus Schiess
  • Publication number: 20140217596
    Abstract: Various embodiments provide a power transistor arrangement. The power transistor arrangement may include a carrier; a first power transistor having a control electrode and a first power electrode and a second power electrode; and a second power transistor having a control electrode and a first power electrode and a second power electrode. The first power transistor and the second power transistor may be arranged next to each other on the carrier such that the control electrode of the first power transistor and the control electrode of the second power transistor are facing the carrier.
    Type: Application
    Filed: February 5, 2013
    Publication date: August 7, 2014
    Applicant: INFINEON TECHNOLOGIES AUSTRIA AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Klaus Schiess
  • Publication number: 20140197552
    Abstract: A chip arrangement is provided, the chip arrangement, including a carrier; at least one chip electrically connected to a carrier top side; an encapsulation material at least partially surrounding the at least one chip and the carrier top side, wherein the encapsulation material is formed on one or more lateral sides of the carrier; and a ceramic material disposed on a carrier bottom side, and on at least one side of the encapsulation material.
    Type: Application
    Filed: January 16, 2013
    Publication date: July 17, 2014
    Applicant: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Wolfram Hable, Manfred Mengel, Joachim Mahler, Khalil Hosseini, Franz-Peter Kalz
  • Publication number: 20140151856
    Abstract: The chip module includes a carrier, a semiconductor chip arranged on or embedded inside the carrier, and an insulation layer that at least partly covers a face of the carrier. The dielectric constant ?r and the thermal conductivity ? of the insulation layer satisfy the condition ?·?r<4.0 W·m?1·K?1.
    Type: Application
    Filed: December 4, 2012
    Publication date: June 5, 2014
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Klaus Schiess
  • Publication number: 20140138803
    Abstract: A chip arrangement is provided, the chip arrangement including: a carrier; a chip disposed over the carrier, the chip including one or more contact pads, wherein a first contact pad of the one or more contact pads is electrically contacted to the carrier; a first encapsulation material at least partially surrounding the chip; and a second encapsulation material at least partially surrounding the first encapsulation material.
    Type: Application
    Filed: November 16, 2012
    Publication date: May 22, 2014
    Applicant: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Klaus Schiess, Bernd Roemer, Edward Fuergut
  • Patent number: 8698293
    Abstract: A multi-chip package comprises a first chip accommodated in a first housing and a second chip accommodated in a second housing. The first housing and the second housing are arranged in a laterally spaced-apart relationship defining a gap between the first housing and the second housing. An interconnecting structure is configured to span the gap and to electrically couple the first chip and the second chip.
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: April 15, 2014
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl
  • Publication number: 20140084449
    Abstract: A semiconductor housing includes a fixing mechanism and at least one side having structurings. A method for producing a semiconductor device is provided in which a thermally conductive paste is applied on the at least one side of the semiconductor housing and/or of a heat sink. The semiconductor housing is fixed to the heat sink by means of the fixing mechanism. A pressure is exerted on the thermally conductive paste by means of the fixing mechanism and the thermally conductive paste is diverted by means of diversion channels depending on the pressure exerted.
    Type: Application
    Filed: September 25, 2013
    Publication date: March 27, 2014
    Inventors: Ralf Otremba, Josef Hoeglauer, Xaver Schloegel, Juergen Schredl
  • Publication number: 20140063766
    Abstract: Representative implementations of devices and techniques provide isolation between a carrier and a component mounted to the carrier. A multi-layer device having lateral elements provides electrical isolation at a preset isolation voltage while maintaining a preselected thermal conductivity between the component and the carrier.
    Type: Application
    Filed: September 4, 2012
    Publication date: March 6, 2014
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Schiess Klaus
  • Patent number: 8643176
    Abstract: A semiconductor chip includes a power transistor circuit with a plurality of active transistor cells. A first load electrode and a control electrode are arranged on a first face of the semiconductor chip, wherein the first load electrode includes a first metal layer. A second load electrode is arranged on a second face of the semiconductor chip. A second metal layer is arranged over the first metal layer, wherein the second metal layer is electrically insulated from the power transistor circuit and the second metal layer is arranged over an area of the power transistor circuit that comprises at least one of the plurality of active transistor cells.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: February 4, 2014
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel
  • Publication number: 20140008702
    Abstract: In accordance with an embodiment of the present invention, a semiconductor package includes a first lead frame having a first die paddle, and a second lead frame, which has a second die paddle and a plurality of leads. The second die paddle is disposed over the first die paddle. A semiconductor chip is disposed over the second die paddle. The semiconductor chip has a plurality of contact regions on a first side facing the second lead frame. The plurality of contact regions is coupled to the plurality of leads.
    Type: Application
    Filed: July 9, 2012
    Publication date: January 9, 2014
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Klaus Schiess
  • Publication number: 20140001615
    Abstract: In accordance with an embodiment of the present invention, a semiconductor device includes a leadframe having a plurality of leads and a die paddle and a semiconductor module attached to the die paddle of the leadframe. The semiconductor module includes a first semiconductor chip disposed in a first encapsulant. The semiconductor module has a plurality of contact pads coupled to the first semiconductor chip. The semiconductor device further includes a plurality of interconnects coupling the plurality of contact pads with the plurality of leads, and a second encapsulant disposed at the semiconductor module and the leadframe.
    Type: Application
    Filed: June 27, 2012
    Publication date: January 2, 2014
    Applicant: INFINEON TECHNOLOGIES AUSTRIA AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel, Klaus Schiess
  • Publication number: 20130313712
    Abstract: A multi-chip package comprises a first chip accommodated in a first housing and a second chip accommodated in a second housing. The first housing and the second housing are arranged in a laterally spaced-apart relationship defining a gap between the first housing and the second housing. An interconnecting structure is configured to span the gap and to electrically couple the first chip and the second chip.
    Type: Application
    Filed: May 25, 2012
    Publication date: November 28, 2013
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl
  • Publication number: 20130200532
    Abstract: A method includes providing a semiconductor chip having a first main surface and a second main surface. A semiconductor chip is placed on a carrier with the first main surface of the semiconductor chip facing the carrier. A first layer of solder material is provided between the first main surface and the carrier. A contact clip including a first contact area is placed on the semiconductor chip with the first contact area facing the second main surface of the semiconductor chip. A second layer of solder material is provided between the first contact area and the second main surface. Thereafter, heat is applied to the first and second layers of solder material to form diffusion solder bonds between the carrier, the semiconductor chip and the contact clip.
    Type: Application
    Filed: February 8, 2012
    Publication date: August 8, 2013
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Fong Lim, Abdul Rahman Mohamed, Chooi Mei Chong, Ida Fischbach, Xaver Schloegel, Juergen Schredl, Josef Hoeglauer
  • Publication number: 20130154123
    Abstract: In various embodiments, a semiconductor device may include: a carrier; a semiconductor chip disposed over a first side of the carrier; a layer stack disposed between the carrier and the semiconductor chip or over a second side of the carrier opposite the semiconductor chip, or both, the layer stack including at least a first electrically insulating layer, the first electrically insulating layer having a laminate having a first electrically insulating matrix material and a first mechanically stabilizing material embedded in the first electrically insulating matrix material.
    Type: Application
    Filed: December 20, 2011
    Publication date: June 20, 2013
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Yong Chern Poh, Sze Lin Celine Tan, Teck Sim Lee, Kean Cheong Lee, Ralf Otremba, Xaver Schloegel, Juergen Schredl, Josef Hoeglauer
  • Publication number: 20130027113
    Abstract: A semiconductor chip includes a power transistor circuit with a plurality of active transistor cells. A first load electrode and a control electrode are arranged on a first face of the semiconductor chip, wherein the first load electrode includes a first metal layer. A second load electrode is arranged on a second face of the semiconductor chip. A second metal layer is arranged over the first metal layer, wherein the second metal layer is electrically insulated from the power transistor circuit and the second metal layer is arranged over an area of the power transistor circuit that comprises at least one of the plurality of active transistor cells.
    Type: Application
    Filed: July 27, 2011
    Publication date: January 31, 2013
    Applicant: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Juergen Schredl, Xaver Schloegel
  • Patent number: 7923827
    Abstract: Semiconductor module for a Switched-Mode Power Supply comprises at least one semiconductor power switch, a control semiconductor chip and a leadframe comprising a die pad and a plurality of leads disposed on one side of the die pad. The die pad comprises at least two mechanically isolated regions wherein the semiconductor power switch is mounted on a first region of the die pad and the control semiconductor chip is mounted on a second region of the die pad. Plastic housing material electrically isolates the first region and the second region of the die pad and electrically isolates the semiconductor power switch from the control semiconductor chip.
    Type: Grant
    Filed: July 28, 2005
    Date of Patent: April 12, 2011
    Assignee: Infineon Technologies AG
    Inventors: Yang Hong Heng, Kean Cheong Lee, Xaver Schloegel, Gerhard Deml, Ralf Otremba, Juergen Schredl
  • Patent number: 7821141
    Abstract: A semiconductor device including: a heat sink, a die on the heat sink, resin encapsulating the die, and a mounting aperture in the resin having at least a segment between the heat sink and a first end of the resin, wherein the thickness of the heat sink is no greater than 35% of the thickness of the device.
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: October 26, 2010
    Assignee: Infineon Technologies AG
    Inventors: Wae Chet Yong, Teck Sim Lee, Erich Griebl, Mario Feldvoss, Juergen Schredl
  • Patent number: 7629676
    Abstract: A semiconductor component has a leadframe, a semiconductor die and an encapsulation element. The leadframe has a die pad having a first side, at least one lead spaced at a distance from the die pad and at least one support bar remnant protruding from the die pad, each having a distal end. The encapsulation element has plastic and encapsulates at least the semiconductor die and a portion of the first side of the die pad. At least one support bar remnant is positioned within the encapsulation element and the distal end of the support bar remnant is encapsulated by at least one dielectric compound.
    Type: Grant
    Filed: September 7, 2006
    Date of Patent: December 8, 2009
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Juergen Schredl
  • Publication number: 20090212417
    Abstract: A semiconductor device including: a heat sink, a die on the heat sink, resin encapsulating the die, and a mounting aperture in the resin having at least a segment between the heat sink and a first end of the resin, wherein the thickness of the heat sink is no greater than 35% of the thickness of the device.
    Type: Application
    Filed: February 22, 2008
    Publication date: August 27, 2009
    Inventors: Wae Chet Yong, Teck Sim Lee, Erich Griebl, Mario Feldvoss, Juergen Schredl
  • Patent number: D609191
    Type: Grant
    Filed: November 14, 2008
    Date of Patent: February 2, 2010
    Assignee: Infineon Technologies AG
    Inventors: Mario Feldvoss, Erich Griebl, Teck Sim Lee, Juergen Schredl