Patents by Inventor Xaver Schlögel

Xaver Schlögel 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: 8633102
    Abstract: A module includes a semiconductor chip having at least a first terminal contact surface and a second terminal contact surface. A first bond element made of a material on the basis of Cu is attached to the first terminal contact surface, and a second bond element is attached to the second terminal contact surface. The second bond element is made of a material different from the material of the first bond element or is made of a type of bond element different from the type of the first bond element.
    Type: Grant
    Filed: July 12, 2012
    Date of Patent: January 21, 2014
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Khai Huat Jeffrey Low, Chee Soon Law
  • 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: 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
  • Patent number: 8410592
    Abstract: A semiconductor device includes a vertical transistor and an external contact plane. The transistor includes: a first side with a first load electrode and a control electrode, and an opposite second side with a second load electrode. The first side of the transistor faces the external contact plane. A dielectric layer extends from at least one edge side of the transistor as far as the second load terminal. An electrically conductive deposited layer is arranged on the dielectric layer and electrically connects the second load electrode to the second load terminal.
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: April 2, 2013
    Assignee: Infineon Technologies, AG
    Inventors: Ralf Otremba, Xaver Schloegel
  • Publication number: 20130062722
    Abstract: In various embodiments, a chip module may include a first chip; and a leadframe with a first leadframe area and a second leadframe area, wherein the first leadframe area is electrically insulated from the second leadframe area; wherein the first chip is arranged at least partially on the first leadframe area and at least partially on the second leadframe area.
    Type: Application
    Filed: September 12, 2012
    Publication date: March 14, 2013
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Josef Hoeglauer, Ralf Otremba, Xaver Schloegel
  • 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: 8334586
    Abstract: Stacked semiconductor chips. One embodiment provides a device having a first body. A first power semiconductor chip and first external contact elements is provides. A second body includes a second semiconductor chip and second external contact elements. The second body is placed over the first body. The first external contact elements and the second external contact elements define a first plane.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: December 18, 2012
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Xaver Schloegel, Soon Hock Tong, Kwai Hong Wong
  • Publication number: 20120276693
    Abstract: A module includes a semiconductor chip having at least a first terminal contact surface and a second terminal contact surface. A first bond element made of a material on the basis of Cu is attached to the first terminal contact surface, and a second bond element is attached to the second terminal contact surface. The second bond element is made of a material different from the material of the first bond element or is made of a type of bond element different from the type of the first bond element.
    Type: Application
    Filed: July 12, 2012
    Publication date: November 1, 2012
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Xaver Schloegel, Khai Huat Jeffrey Low, Chee Soon Law
  • Patent number: 8237268
    Abstract: A module includes a semiconductor chip having at least a first terminal contact surface and a second terminal contact surface. A first bond element made of a material on the basis of Cu is attached to the first terminal contact surface, and a second bond element is attached to the second terminal contact surface. The second bond element is made of a material different from the material of the first bond element or is made of a type of bond element different from the type of the first bond element.
    Type: Grant
    Filed: March 20, 2007
    Date of Patent: August 7, 2012
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Khai Huat Jeffrey Low, Chee Soon Law
  • Publication number: 20120070941
    Abstract: The invention concerns a module comprising a carrier element, a semiconductor device mounted on said carrier element and a silicon-based insulating layer. The silicon-based insulating layer is arranged on the side of the carrier element opposite to the semiconductor device. The invention further concerns a module comprising a semiconductor device, a mold compound at least partly covering the semiconductor device and a silicon-based passivation layer. The silicon-based passivation layer covers at least partly the periphery of the mold compound.
    Type: Application
    Filed: October 26, 2011
    Publication date: March 22, 2012
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Xaver Schloegel, Christof Matthias Schilz
  • Patent number: 8115294
    Abstract: A power semiconductor device has a first chip carrier part (11) and a second chip carrier part (12), the first chip carrier part (11) and the second chip carrier part (12) being spaced apart from one another and being electrically conductive in each case. A first chip with a power transistor is arranged on the first chip carrier part (11) and a second chip (14) is arranged on the second chip carrier part (12). The terminal for a first potential (DC?) of a supply voltage is electrically connected to the first chip (13) via the first chip carrier part and the terminal for the second potential of a supply voltage (DC+) is electrically connected to the second chip (14) via the second chip carrier part.
    Type: Grant
    Filed: March 16, 2007
    Date of Patent: February 14, 2012
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel
  • Patent number: 8093713
    Abstract: The invention concerns a module comprising a carrier element, a semiconductor device mounted on said carrier element and a silicon-based insulating layer. The silicon-based insulating layer is arranged on the side of the carrier element opposite to the semiconductor device. The invention further concerns a module comprising a semiconductor device, a mold compound at least partly covering the semiconductor device and a silicon-based passivation layer. The silicon-based passivation layer covers at least partly the periphery of the mold compound.
    Type: Grant
    Filed: February 9, 2007
    Date of Patent: January 10, 2012
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Christof Matthias Schilz
  • Patent number: 8030131
    Abstract: A module having a semiconductor chip with a first contact element on a first main surface and a second contact element on a second main surface is disclosed. The semiconductor chip is arranged on a carrier. An insulating layer and a wiring layer cover the second main surface and the carrier.
    Type: Grant
    Filed: March 12, 2009
    Date of Patent: October 4, 2011
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Klaus Schiess, Tien Lai Tan
  • Publication number: 20110215460
    Abstract: Stacked semiconductor chips. One embodiment provides a device having a first body. A first power semiconductor chip and first external contact elements is provides. A second body includes a second semiconductor chip and second external contact elements. The second body is placed over the first body. The first external contact elements and the second external contact elements define a first plane.
    Type: Application
    Filed: May 18, 2011
    Publication date: September 8, 2011
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Xaver Schloegel, Soon Hock Tong, Kwai Hong Wong
  • Patent number: 7969018
    Abstract: Stacked semiconductor chips. One embodiment provides a device having a first body. A first power semiconductor chip and first external contact elements is provides. A second body includes a second semiconductor chip and second external contact elements. The second body is placed over the first body. The first external contact elements and the second external contact elements define a first plane.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: June 28, 2011
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Josef Hoeglauer, Xaver Schloegel, Soon Hock Tong, Kwai Hong Wong
  • 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: 7851908
    Abstract: A semiconductor device is disclosed. One embodiment provides a module including a first carrier having a first mounting surface and a second mounting surface, a first semiconductor chip mounted onto the first mounting surface of the first carrier and having a first surface facing away from the first carrier, a first connection element connected to the first surface of the first semiconductor chip, a second semiconductor chip having a first surface facing away from the first carrier, a second connection element connected to the first surface of the second semiconductor chip, and a mold material covering the first connection element and the second connection element only partially.
    Type: Grant
    Filed: June 27, 2007
    Date of Patent: December 14, 2010
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Josef Hoeglauer, Erwin Huber
  • Patent number: 7759777
    Abstract: A module having a semiconductor chip with a first contact element on a first main surface and a second contact element on a second main surface is disclosed. The semiconductor chip is arranged on a carrier. An insulating layer and a wiring layer cover the second main surface and the carrier.
    Type: Grant
    Filed: April 16, 2007
    Date of Patent: July 20, 2010
    Assignee: Infineon Technologies AG
    Inventors: Ralf Otremba, Xaver Schloegel, Klaus Schiess, Charlie Tan Tien Lai