Patents Assigned to Infineon Technology
  • Patent number: 11962973
    Abstract: A combined MicroElectroMechanical structure (MEMS) includes a first piezoelectric membrane having one or more first electrodes, the first piezoelectric membrane being affixed between a first holder and a second holder; and a second piezoelectric membrane having an inertial mass and one or more second electrodes, the second piezoelectric membrane being affixed between the second holder and a third holder.
    Type: Grant
    Filed: February 6, 2023
    Date of Patent: April 16, 2024
    Assignee: Infineon Technologies AG
    Inventors: Christian Bretthauer, David Tumpold, Pradyumna Mishra, Daniel Neumaier
  • Patent number: 11955974
    Abstract: This disclosure is directed to a dual gate metal oxide semiconductor field effect transistor (MOSFET) device formed in a semiconductor material, as well as circuits and techniques for using the dual gate MOSFET device. In some examples, the dual gate MOSFET device may comprise a first MOSFET formed in the semiconductor material, and a second MOSFET formed in the semiconductor material, wherein the first MOSFET and the second MOSFET are arranged in parallel in the semiconductor material, wherein the first MOSFET and the second MOSFET include a common drain node and a common source node, and wherein the first MOSFET and the second MOSFET define different transfer characteristics.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventors: Dirk Ahlers, Manuel Wilke, Benjamin Schmidt, Jonas Groenvall
  • Patent number: 11955450
    Abstract: A method for producing a semiconductor arrangement includes: forming a first metallization layer on a first side of a dielectric insulation layer, the first metallization layer having at least two sections, each section being separated from a neighboring section by a recess; arranging a semiconductor body on one of the sections of the first metallization layer; and forming at least one indentation between a first side of the semiconductor body and a closest edge of the respective section of the first metallization layer. A distance between the first side and the closest edge of the section of the first metallization layer is between 0.5 mm and 5 mm.
    Type: Grant
    Filed: May 2, 2023
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventor: Olaf Hohlfeld
  • 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: 11953481
    Abstract: A method for determining a calibrated measurement value for a concentration of the target gas comprises obtaining a measurement signal based on the concentration of the target gas. The method further comprises determining the calibrated measurement value based on the measurement signal and based on a calibration model. The calibration model is based on calibration data of a plurality of test sensor units having the same type as the sensor unit.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: April 9, 2024
    Assignee: INFINEON TECHNOLOGIES AG
    Inventors: Caterina Travan, Cecilia Carbonelli, Ulrich Krumbein
  • Patent number: 11955957
    Abstract: In accordance with an embodiment, a circuit for driving an electronic switch includes a control circuit configured to trigger a switch-on and a switch-off of the electronic switch in accordance with an input signal, wherein the control circuit is further configured to trigger the switch-off of the electronic switch in response to an under-voltage signal signaling an under-voltage state; and an under-voltage detection circuit configured to signal the under-voltage state when a supply voltage received at a supply node is below an under-voltage threshold value, wherein the under-voltage threshold value depends on a load current passing through the electronic switch.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventors: Christian Djelassi-Tscheck, Michael Asam, Mirko Bernardoni, David Jacquinod, Andre Mourrier, Mario Tripolt
  • 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: 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: 11950895
    Abstract: In an embodiment, a method includes: generating a displacement signal indicative of a distension of a surface of a skin; determining a temperature of the skin using a temperature sensor; during a calibration time interval, collecting a plurality of distension values from the displacement signal, the plurality of distension values associated with a respective plurality of temperature values determined using the temperature sensor, the plurality of temperature values being indicative of a temperature change of the skin; determining compensation coefficients associated with the plurality of temperature values; and after the calibration time interval, collecting a first distension value from the displacement signal, determining a first temperature value using the temperature sensor, and determining a blood pressure based on the first distension value, the first temperature value, and the determined compensation coefficients.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventors: Richard S. Sweet, Jr., Adrian Mikolajczak
  • Patent number: 11956188
    Abstract: A controller may receive a message provided by a network node included in an in-vehicle communication network. The controller may identify one or more characteristics of the message, the one or more characteristics indicating at least one of a message type of the message, a security property of the message, or a secure zone (SZ) associated with the message. The controller may determine a priority of the message based at least in part on the one or more characteristics. The controller may provide the message to an output buffer based at least in part on the priority of the message, the output buffer being one of a plurality of output buffers.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventors: Alexander Zeh, Anjana Ramamoorthy, Donjete Elshani Rama
  • Patent number: 11953676
    Abstract: A method of synchronizing a first oscillation about a first axis with a second oscillation about a second axis includes: generating a first position signal that indicates a position of the first oscillation about the first axis; generating a second position signal that indicates a position of the second oscillation about the first axis; determining a phase difference between the first and the second position signals; comparing the phase difference to a threshold value to generate a comparison result; generating a first reference signal having a first frequency and a second reference signal having a second frequency; synchronizing the first oscillation to the first frequency and synchronizing the second oscillation to the second frequency; monitoring the comparison result; and synchronously triggering a start of the first reference signal and the second reference signal responsive to the comparison result indicating that the phase difference is less than the threshold value.
    Type: Grant
    Filed: August 30, 2022
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventors: Norbert Druml, Alberto Garcia Izquierdo
  • 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: 11954206
    Abstract: Systems, methods, and devices securely boot processors and nonvolatile memories. Methods include implementing, using a controller of a secured nonvolatile memory, a validation operation on a first portion of code stored in a first secured storage region of the secured nonvolatile memory, the validation operation comprising computing a validation value. Methods also include retrieving a second portion of code from a second secured storage region, the second portion of code comprising a pre-computed validation value, the first and second portion of code being associated with booting a processor, and implementing a comparison operation of the validation value and the pre-computed validation value. Methods further include generating, using the controller, a signal based on a result of the comparison operation, the signal being provided to the processor via an interface of the secured nonvolatile memory, and the signal enabling booting of the processor in response to a matching comparison operation.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies LLC
    Inventors: Sandeep Krishnegowda, Zhi Feng
  • Patent number: 11955064
    Abstract: A system may include a set of light-emitting diode (LED) circuits, wherein each LED circuit of the set of LED circuits comprises: a first electrode; a set of second electrodes; and a set of pixels, wherein each pixel of the set of pixels corresponds to a combination of the first electrode and a respective second electrode of the set of second electrodes. A plurality of pixels may include the set of pixels corresponding to each LED circuit of the set of LED circuits. The first electrode may be located within a center portion of the respective LED circuit, and each second electrode of the set of second electrodes may be located within an outer portion the respective LED circuit. The system also includes a controller circuit configured to control whether each pixel of the plurality of pixels is activated or deactivated.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventor: Dietrich Bonart
  • Patent number: 11956097
    Abstract: A method, in particular for a battery management system, is described. According to one exemplary embodiment, the method comprises providing a digital message which comprises a multiplicity of frames, wherein the multiplicity of frames comprises an ID frame, at least one data frame and a checksum frame. The checksum frame includes a checksum value which has been calculated based on the data included in the other frames. The method further comprises generating a CAN message, wherein the data included in the data frame(s) and the checksum frame are inserted into a data field of the CAN message and wherein an identifier included in the ID frame is inserted into an ID field of the CAN message. The method further comprises transmitting the CAN message via a CAN bus line and receiving the CAN message and reconstructing the digital message.
    Type: Grant
    Filed: June 9, 2021
    Date of Patent: April 9, 2024
    Assignee: Infineon Technologies AG
    Inventor: Guenter Hofer
  • Patent number: 11946963
    Abstract: A controller circuit is configured to receive, from a first device, a first node voltage measured at a first node by the first device at a first time when a first current flows between the first node and a second node and receive, from a second device, a second node voltage measured at a second node by the second device at a second time when a second current flows between the first node and the second node, wherein the first time is different from the second time. The controller circuit is further configured to, responsive to a determination that the first current corresponds to the second current, calculate, using the first node voltage and the second node voltage, a resistance value for one or more electrical components electrically connecting the first node and the second node.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: April 2, 2024
    Assignee: Infineon Technologies AG
    Inventors: Andre Mourrier, Vincent Usseglio
  • Patent number: 11947034
    Abstract: A method for calibrating a receiving (Rx) channel of a frequency-modulated continuous-wave (FMCW) radar system includes: setting the Rx channel in calibration mode, where the Rx channel includes a mixer, a phase shifter coupled to a first input of the mixer, a filter coupled to an output of the mixer, and an analog-to-digital converter (ADC) coupled to an output of the filter; setting a value for a phase shifter control word of the phase shifter; sending a chirp signal to the phase shifter; sending a modulated chirp signal to a second input of the mixer, where an output signal at the output of the mixer includes a beat signal; and forming an amplitude curve based on data samples from the ADC, where the amplitude curve illustrates amplitudes of the beat signal at a plurality of frequencies within an operating frequency band of the FMCW radar system.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: April 2, 2024
    Assignee: INFINEON TECHNOLOGIES AG
    Inventor: Matthias Brandl
  • Patent number: 11946772
    Abstract: The concept described herein relates to a device and a method for determining the transfer function of an angle sensor in the course of operation. For this purpose, a sequence of angle output signals of the angle sensor is received during at least one time interval in which the angle sensor is exposed to a rotating magnetic field. Furthermore, the transfer function of the angle sensor is determined on the basis of the sequence of angle output signals. The method can be carried out during regular operation of the angle sensor.
    Type: Grant
    Filed: October 9, 2020
    Date of Patent: April 2, 2024
    Assignee: Infineon Technologies AG
    Inventor: Benjamin Kollmitzer
  • Patent number: 11945266
    Abstract: A system for estimating a tire load of a tire includes a pressure sensor configured to generate a tire pressure signal; an acceleration sensor configured to generate a tire acceleration signal; a temperature sensor configured to generate a tire temperature signal; and at least one processor configured to calculate a duration of a contact patch based on the tire acceleration signal, calculate a vehicle speed based on the tire acceleration signal, determine at least one system model coefficient based on the tire pressure signal and the tire temperature signal, and calculate the tire load of the tire using a linear system model that relates tire pressure, the duration of the contact patch, and the vehicle speed to the tire load of the tire, where the linear system model further includes the at least one system model coefficient for calculating the tire load of the tire.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: April 2, 2024
    Assignee: Infineon Technologies AG
    Inventor: Christoph Steiner
  • Patent number: 11948802
    Abstract: A device includes a thinned semiconductor substrate having a first side and a second side opposite to the first side; and at least one radio frequency device at the first side, wherein the second side of the thinned semiconductor substrate is processed to reduce leakage currents or to improve a radio frequency linearity of the at least one radio frequency device through Bosch etching.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: April 2, 2024
    Assignee: Infineon Technologies Dresden GmbH & Co. KG
    Inventors: Hans Taddiken, Christian Butschkow, Andrea Cattaneo, Henning Feick, Dominik Heiss, Christoph Kadow, Uwe Seidel, Valentyn Solomko, Anton Steltenpohl