Patents Assigned to Infineon Technologies Austria AG
  • Patent number: 11978692
    Abstract: A semiconductor package includes a semiconductor die having opposing first and second main surfaces, a first power electrode on the first main surface and a second power electrode on the second main surface, a first lead having an inner surface attached to the first power electrode and a distal end having a first protruding side face extending substantially perpendicularly to the first main surface of the die, a second lead having an inner surface attached to the second power electrode and a distal end having a second protruding side face extending substantially perpendicularly to the second main surface of the die, and a mold compound enclosing at least part of the die and at least part of the first and second leads. The first lead includes a recess positioned in an edge of the inner surface. The second lead includes a recess positioned in an edge of the inner surface.
    Type: Grant
    Filed: September 10, 2021
    Date of Patent: May 7, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Sergey Yuferev, Josef Hoeglauer, Gerhard Noebauer, Hao Zhuang
  • Patent number: 11978619
    Abstract: An ion shuttling system includes a plurality of first electrodes connected to a system configured to selectively provide an ion movement control voltage to each electrode of the plurality of first electrodes, a voltage source configured to provide one or more compensation voltages, a plurality of compensation electrodes comprising a plurality of compensation electrode pairs, where each compensation electrode pair of the plurality of compensation electrode pairs is associated with one or more different first electrodes of the plurality of first electrodes, and a plurality of switches, where each switch of the plurality of switches is connected at a respective first node to a compensation electrode of the plurality of compensation electrodes and is configured to selectively connect the respective compensation electrode to the voltage source.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: May 7, 2024
    Assignee: INFINEON TECHNOLOGIES AUSTRIA AG
    Inventor: Matthias Brandl
  • Patent number: 11979096
    Abstract: A multiphase inverter apparatus includes: an insulating substrate; at least one low voltage bus and at least one high voltage bus on a first surface of the insulating substrate; a plurality of half-bridge circuits, each half-bridge circuit being electrically coupled between a respective one of the at least one low voltage bus and a respective one of the at least one high voltage bus; and a phase output lead for each half-bridge circuit. For each half bridge circuit, the phase output lead is arranged on and electrically coupled to at least one packaged low side switch and at least one packaged high side switch of the half bridge circuit such that each packaged low side switch and each packaged high side switch is arranged vertically between the phase output lead and the first surface of the insulating substrate.
    Type: Grant
    Filed: April 4, 2022
    Date of Patent: May 7, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Tomasz Naeve, Elvir Kahrimanovic, Petteri Palm
  • Patent number: 11972897
    Abstract: According to one configuration, a fabricator receives magnetic permeable material and fabricates an apparatus to include a multi-dimensional arrangement of electrically conductive paths to extend through the magnetic permeable material. Each of the electrically conductive paths is a respective inductive path.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: April 30, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Luca Peluso, Matthias J. Kasper, Kennith K. Leong, Gerald Deboy
  • Patent number: 11973012
    Abstract: A power module includes a metal frame having a first and second device attach pads, first and second semiconductor packages each having an encapsulant body, a die pad exposed at a lower surface of the encapsulant body, a plurality of leads protruding out from the encapsulant body, and a potting compound that encapsulates both of the first and second semiconductor packages and partially covers the metal frame. The first semiconductor package is mounted on the metal frame such that the die pad of the first semiconductor package faces and electrically contacts the first device attach pad. The second semiconductor package is mounted on the metal frame such that the die pad of the second semiconductor package faces and electrically contacts the second device attach pad. The plurality of leads from each of the first and second semiconductor packages are electrically accessible from outside of the potting compound.
    Type: Grant
    Filed: July 26, 2021
    Date of Patent: April 30, 2024
    Assignee: Infineon Technologies Austria AG
    Inventor: Andreas Grassmann
  • Patent number: 11973016
    Abstract: A semiconductor device includes a semiconductor die having a vertical transistor device with a source electrode, a drain electrode and a gate electrode, the semiconductor die having a first surface and a second surface opposing the first surface. A first metallization structure is located on the first surface and includes at least one source pad coupled to the source electrode, at least one drain pad coupled to the drain electrode and at least one gate pad coupled to the gate electrode, A second metallization structure is electrically insulated from the semiconductor die by the electrically insulating layer.
    Type: Grant
    Filed: April 29, 2020
    Date of Patent: April 30, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Elvir Kahrimanovic, Gerhard Noebauer, Oliver Blank, Alessandro Ferrara
  • Patent number: 11973071
    Abstract: In an embodiment, a semiconductor module includes a low side switch and a high side switch. The low side switch and the high side switch are arranged laterally adjacent one another and coupled in series between a ground package pad and a voltage input (VIN) package pad of the semiconductor module and form a half bridge configuration having an output node. The semiconductor module further includes a first capacitor pad coupled to ground potential and a second capacitor pad coupled to a VIN potential. The first capacitor pad is arranged vertically above the low side switch and the second capacitor pad is arranged vertically above the high side switch.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: April 30, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Gerhard Noebauer, Sergey Yuferev
  • Patent number: 11962249
    Abstract: According to some embodiments, an apparatus comprises a multi-level power converter configured to convert an input voltage to an output voltage, wherein the multi-level power converter comprises one or more switching groups, wherein a switching group of the one or more switching groups comprises a pair of switches and a flying capacitor, and a controller configured to determine a duty reference for the switching group, determine a duty correction factor for the switching group based upon a flying capacitor voltage error of the flying capacitor, determine a sign correction signal based on a flying capacitor ripple voltage, and determine a duty command for activating the pair of switches based on the duty reference, the duty correction factor, and the sign correction signal.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: April 16, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Eslam Abdelhamid, Juan Sanchez
  • Patent number: 11953961
    Abstract: An electric switch-mode power converter comprises: a parameter predictor for predicting and updating at least one regulator parameter of a regulator controlling a switching device of the converter, a performance feedback signal generator for providing a performance feedback signal indicative of a performance of the conversion operation, wherein the parameter predictor is configured to predict an update of the regulator parameter based on the performance feedback signal and during update intervals, the intervals being during the power conversion operation and being separated by pauses without update.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Salman Nazir, Benjamin L. Schwabe
  • Patent number: 11953971
    Abstract: Disclosed is a method and a control circuit. The method includes operating a buffer circuit in a first operating mode or a second operating mode. Operating the buffer circuit in the first operating mode includes buffering, by a first capacitor of the buffer circuit, power provided by a power source and received by a load. Operating the buffer circuit in the second operating mode includes connecting a second capacitor in series with the first capacitor to form a capacitor series circuit, supplying power to the load by the capacitor series circuit, and regulating a first voltage across the capacitor series circuit. Regulating the first voltage includes transferring charge from the first capacitor to the second capacitor.
    Type: Grant
    Filed: June 8, 2022
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Manuel Escudero Rodriguez, David Meneses Herrera, Matteo-Alessandro Kutschak
  • Patent number: 11955415
    Abstract: The semiconductor device package comprises a die carrier, at least one semiconductor die disposed on the carrier, the semiconductor die comprising at least one contact pad on a main face remote from the carrier, an encapsulant disposed above the semiconductor die, an electrical connector electrically connected with the contact pad, a drilling screw screwed through the encapsulant and connected with the electrical connector.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Thorsten Scharf, Thomas Bemmerl, Martin Gruber, Thorsten Meyer, Frank Singer
  • Patent number: 11955407
    Abstract: An electronic module includes a semiconductor package including a die carrier, a semiconductor transistor die disposed on the die carrier, an electrical conductor connected to the semiconductor die, and an encapsulant covering the die carrier, the semiconductor die, and the electrical conductor so that a portion of the electrical conductor extends to the outside of the encapsulant. The electronic module further includes an interposer layer on which the semiconductor package is disposed, and a heat sink through which a cooling medium can flow. The interposer layer is disposed on the heatsink.
    Type: Grant
    Filed: January 18, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Edward Fuergut, Davide Chiola, Martin Gruber, Wolfram Hable
  • Patent number: 11949009
    Abstract: This application relates to semiconductor die including: a transistor device formed in an active area of a semiconductor body and having a channel region, a gate region, and a field electrode region, the gate region arranged laterally aside the channel region and having a gate electrode for controlling a current flow in the channel region, the gate electrode formed in a gate trench extending into the semiconductor body; and an additional device formed in an additional device area of the semiconductor body. A recess extends into the semiconductor body in the additional device area, and a semiconductor material is arranged in the recess in which the additional device is formed.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: April 2, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Stanislav Vitanov, Jyotshna Bhandari, Georg Ehrentraut, Christian Ranacher
  • Patent number: 11929679
    Abstract: An apparatus includes a controller a current mode controller that produces an output voltage by supplying output current from at least one power supply phase of a power supply to power a load. The controller produces an error current signal based on a difference between a magnitude of the output current supplied from the power supply to a load and a phase current setpoint. Based on a magnitude of the error current signal, control a pulse width setting of a pulse width modulation signal controlling the at least one power supply phase. The controller varies a leading edge and a falling edge of a pulse width ON-time of the pulse width modulation signal over each of multiple control cycles depending on variations in the magnitude of the pulse width setting.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: March 12, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Venkat Sreenivas, Bikiran Goswami, Benjamim Tang, Todd Bellefeuille, Kang Peng
  • Patent number: 11929395
    Abstract: A method and a transistor device are disclosed. The transistor device includes: a semiconductor body; first regions of a first doping type and second regions of a second doping type in an inner region and an edge region of the semiconductor body; transistor cells in the inner region of the semiconductor body, each transistor cell including a body region and a source region, the transistor cells including a common drain region; and a buffer region arranged between the drain region and the first and second regions. A dopant dose in the first and second regions decreases towards an edge surface of the semiconductor body. A dopant dose in the buffer region decreases towards the edge surface.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: March 12, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Hans Weber, Ingo Muri, Maximilian Treiber, Daniel Tutuc
  • Patent number: 11929430
    Abstract: A method includes providing a semiconductor body including a plurality of two-dimensional charge carrier gas channels, forming a gate fin by forming a pair of gate trenches in an upper surface of the semiconductor body, the pair of gate trenches exposing each one of two-dimensional charge carrier gas channels, providing source and drain contacts that are electrically connected to each one of the plurality of two-dimensional charge carrier gas channels, providing a gate structure that is configured to control a conductive connection between the source and drain contacts, wherein providing the gate structure includes forming a layer of doped type III-nitride semiconductor material that covers the gate fin and extends into the gate trenches, and forming a conductive gate electrode on top of the layer of doped type III-nitride semiconductor material.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: March 12, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Thomas Detzel, Gerhard Prechtl, Oliver Haeberlen
  • Patent number: 11923832
    Abstract: A gate driver system includes a transistor configured to be driven between switching states, the transistor including a control terminal controlled by a control voltage that has a maximum rated limit; and a gate driver coupled to the control terminal by a turn-on current path, the gate driver being configured to control the control voltage in order to drive the transistor between the switching states. The turn-on current path includes a resistor and a Zener diode connected in series, with an anode of the Zener diode connected to the control terminal and a cathode of the Zener diode connected to the resistor. The turn-on current path is configured to provide an on-current to increase the control voltage above a switching threshold. While the transistor is turned on, the Zener diode is configured to limit the control voltage to a voltage level limit that is less than the maximum rated limit.
    Type: Grant
    Filed: September 19, 2022
    Date of Patent: March 5, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Kuiwei Xu, Weiwei Cao
  • Patent number: 11923276
    Abstract: A semiconductor includes a carrier; a semiconductor element arranged on the carrier; a first row of terminals arranged along a first side face of the carrier; a second row of terminals arranged along a second side face of the carrier opposite the first side face; and an encapsulation body encapsulating the semiconductor element, wherein the semiconductor element comprises a first transistor structure and a second transistor structure, wherein the first row of terminals comprises a first gate terminal, a first sensing terminal coupled, and a first power terminal, wherein the second row of terminals, a second sensing terminal, and a second power terminal.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: March 5, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Ralf Otremba, Klaus Schiess, Michael Treu
  • Patent number: 11923448
    Abstract: A semiconductor device includes type IV semiconductor base substrate, first and second device areas that are electrically isolated from one another, a first region of type III-V semiconductor material formed over the first device area, a second region of type III-V semiconductor material formed over the second device area, the second region of type III-V semiconductor material being laterally electrically insulated from the first region of type III-V semiconductor material, a first high-electron mobility transistor integrally formed in the first region, and a second high-electron mobility transistor integrally formed in the second region. The first and second high-electron mobility transistors are connected in series. A source terminal of the first high-electron mobility transistor is electrically connected to the first device area. The first device area is electrically isolated from a subjacent intrinsically doped region of the base substrate by a first two-way voltage blocking device.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: March 5, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Hyeongnam Kim, Jens Ulrich Heinle, Mohamed Imam, Bhargav Pandya, Ramakrishna Tadikonda, Manuel Vorwerk
  • Patent number: 11923839
    Abstract: A gate driver device includes a first field effect transistor and a first driver circuit. The first field effect transistor includes a first gate electrode and a first backgate structure. The first driver circuit supplies a first backgate drive signal to the first backgate structure.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: March 5, 2024
    Assignee: Infineon Technologies Austria AG
    Inventors: Dirk Priefert, Matteo Albertini, Remigiusz Viktor Boguszewicz