Patents by Inventor Thomas KORHERR
Thomas KORHERR 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).
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Patent number: 11596059Abstract: A circuit carrier is configured to be mounted to a battery system. The circuit carrier includes a circuit carrier board having a first region, a second region, and a third region. The first region is configured to receive a shunt resistor, the third region is configured to receive further electronic components, and the first region and the third region being separated from each other by the second region. The second region is a flexible connection between the first region and the third region and includes a spring-like structure formed from the circuit carrier board.Type: GrantFiled: January 16, 2020Date of Patent: February 28, 2023Assignee: SAMSUNG SDI CO., LTD.Inventors: Peter Kurcik, Thomas Korherr, Birgit Weissensteiner
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Patent number: 11407311Abstract: A dual power supply system with first to third system terminals is disclosed. The dual power supply system includes a first battery cell stack interconnected between first and second stack nodes and providing a first operation voltage and a second battery cell stack interconnected between the second stack node and a third stack node and providing a second operation voltage. The dual power supply system further includes a DC/DC converter with first to third converter nodes and configured to convert a voltage of the first or second battery cell stack. Each of the system terminals is connected to the respective stack node or converter node in parallel. The DC/DC converter can provide redundant power supply and active balancing. The application further relates to a vehicle including the above dual power supply system.Type: GrantFiled: August 8, 2019Date of Patent: August 9, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Michael Erhart, Thomas Korherr
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Patent number: 11218002Abstract: Embodiments of the present invention relate to a battery system with internally powered real time clock, the battery system includes a plurality of battery cells connected in series and/or in parallel between a first terminal and a second terminal and a real time clock electrically connected to a first node of the plurality of battery cells, a voltage of a single battery cell of the plurality of battery cells applies to the first node, and the real time clock draws power via the first node in a first operation state and in a second operation state of the battery system.Type: GrantFiled: October 18, 2017Date of Patent: January 4, 2022Assignee: Samsung SDI Co., Ltd.Inventors: Maximilian Hofer, Thomas Korherr
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Patent number: 10840935Abstract: A passive conjunction circuit for an analog-to-digital converter (ADC) is disclosed. In one aspect, the passive conjunction circuit includes a first input node receiving an analog input signal to be converted by the ADC and a second input node receiving a reference voltage other than a ground voltage of the ADC. The passive conjunction circuit also includes a first output node to be connected to a first differential input of the ADC (20) and a second output node to be connected to a second differential input of the ADC. The passive conjunction circuit further includes a first voltage divider interconnected between the first input and output nodes and a second voltage divider interconnected between the second input and output nodes.Type: GrantFiled: January 26, 2018Date of Patent: November 17, 2020Assignee: Samsung SDI Co., Ltd.Inventors: Juergen Fritz, Thomas Korherr
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Publication number: 20200236779Abstract: A circuit carrier is configured to be mounted to a battery system. The circuit carrier includes a circuit carrier board having a first region, a second region, and a third region. The first region is configured to receive a shunt resistor, the third region is configured to receive further electronic components, and the first region and the third region being separated from each other by the second region. The second region is a flexible connection between the first region and the third region and includes a spring-like structure formed from the circuit carrier board.Type: ApplicationFiled: January 16, 2020Publication date: July 23, 2020Inventors: Peter KURCIK, Thomas KORHERR, Birgit WEISSENSTEINER
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Patent number: 10644525Abstract: A method for operating a buck converter as a power source for electronics of a battery system, includes: operating the buck converter in a first mode in which the buck converter provides a first output voltage; receiving a first control signal; and in response to receiving the first control signal, operating the buck converter in a second mode in which the buck converter provides a second output voltage for a System Basis Chip of the battery system. The first output voltage has a first value in a range of a to b, and the second output voltage has a second value in the range of c to d, wherein b is less than c.Type: GrantFiled: October 4, 2017Date of Patent: May 5, 2020Assignee: Samsung SDI Co., Ltd.Inventors: Maximilian Hofer, Thomas Korherr
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Publication number: 20200106453Abstract: A passive conjunction circuit for an analog-to-digital converter (ADC) is disclosed. In one aspect, the passive conjunction circuit includes a first input node receiving an analog input signal to be converted by the ADC and a second input node receiving a reference voltage other than a ground voltage of the ADC. The passive conjunction circuit also includes a first output node to be connected to a first differential input of the ADC (20) and a second output node to be connected to a second differential input of the ADC. The passive conjunction circuit further includes a first voltage divider interconnected between the first input and output nodes and a second voltage divider interconnected between the second input and output nodes.Type: ApplicationFiled: January 26, 2018Publication date: April 2, 2020Inventors: Juergen FRITZ, Thomas KORHERR
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Publication number: 20190359081Abstract: A dual power supply system with first to third system terminals is disclosed. The dual power supply system includes a first battery cell stack interconnected between first and second stack nodes and providing a first operation voltage and a second battery cell stack interconnected between the second stack node and a third stack node and providing a second operation voltage. The dual power supply system further includes a DC/DC converter with first to third converter nodes and configured to convert a voltage of the first or second battery cell stack. Each of the system terminals is connected to the respective stack node or converter node in parallel. The DC/DC converter can provide redundant power supply and active balancing. The application further relates to a vehicle including the above dual power supply system.Type: ApplicationFiled: August 8, 2019Publication date: November 28, 2019Inventors: Michael ERHART, Thomas KORHERR
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Patent number: 10464436Abstract: A battery system for a vehicle is provided. The battery system includes: first and second output terminals; a battery pack including a primary pole and a secondary pole which are respectively electrically connected or connectable to one of the first and second output terminals; an electrically operable pre-charge switch electrically connected to the primary pole of the battery pack and to the first output terminal; a first resistor arranged in series with the electrically operable pre-charge switch; an isolation monitoring circuit adapted to monitor the overall isolation of the battery system; a semiconductor switch adapted to bidirectionally conduct a current in a first state and to bidirectionally block the current in a second state; and a second resistor arranged in series with the first resistor and in parallel with the semiconductor switch.Type: GrantFiled: May 4, 2017Date of Patent: November 5, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Jurgen Fritz, Thomas Korherr
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Publication number: 20190326649Abstract: The present invention refers to a battery module comprising: at least one battery cell; a protective circuit module electrically coupled to the battery cell and including a printed circuit board; and a thermocouple unit being assembled on the printed circuit board and including two wires composed of dissimilar conductors, which are joined together at a sensing point provided at the battery cell, the thermocouple unit providing a value for a temperature TSENCE at the sensing point.Type: ApplicationFiled: October 18, 2017Publication date: October 24, 2019Inventors: Maximilian HOFER, Thomas KORHERR, Helmut HAMMERSCHMIED
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Patent number: 10414350Abstract: Embodiments of the present invention provide a crash detection circuit for detecting a crash of a vehicle and including a transformer including a first inductor as a part of a crash signal generation circuit, and a second inductor as a part of a crash signal evaluation circuit, and galvanically isolated from the first inductor, a first comparator including an output, an inverting input coupled to a first terminal of the second inductor, and a non-inverting input electrically coupled to a second terminal of the second inductor, and a window comparator including a first input terminal electrically connected to the output of the first comparator for an input voltage to be evaluated, and two second input terminals for receiving reference voltages.Type: GrantFiled: January 31, 2017Date of Patent: September 17, 2019Assignee: Samsung SDI Co., Ltd.Inventors: Maximilian Hofer, Thomas Korherr
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Publication number: 20190199105Abstract: Embodiments of the present invention relate to a battery system with internally powered real time clock, the battery system includes a plurality of battery cells connected in series and/or in parallel between a first terminal and a second terminal and a real time clock electrically connected to a first node of the plurality of battery cells, a voltage of a single battery cell of the plurality of battery cells applies to the first node, and the real time clock draws power via the first node in a first operation state and in a second operation state of the battery system.Type: ApplicationFiled: October 18, 2017Publication date: June 27, 2019Inventors: Maximilian HOFER, Thomas KORHERR
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Publication number: 20180123353Abstract: A method for operating a buck converter as a power source for electronics of a battery system, includes: operating the buck converter in a first mode in which the buck converter provides a first output voltage; receiving a first control signal; and in response to receiving the first control signal, operating the buck converter in a second mode in which the buck converter provides a second output voltage for a System Basis Chip of the battery system. The first output voltage has a first value in a range of a to b, and the second output voltage has a second value in the range of c to d, wherein b is less than c.Type: ApplicationFiled: October 4, 2017Publication date: May 3, 2018Inventors: Maximilian HOFER, Thomas KORHERR
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Publication number: 20180111572Abstract: Embodiments of the present invention provide a crash detection circuit for detecting a crash of a vehicle and including a transformer including a first inductor as a part of a crash signal generation circuit, and a second inductor as a part of a crash signal evaluation circuit, and galvanically isolated from the first inductor, a first comparator including an output, an inverting input coupled to a first terminal of the second inductor, and a non-inverting input electrically coupled to a second terminal of the second inductor, and a window comparator including a first input terminal electrically connected to the output of the first comparator for an input voltage to be evaluated, and two second input terminals for receiving reference voltages.Type: ApplicationFiled: January 31, 2017Publication date: April 26, 2018Inventors: Maximilian Hofer, Thomas Korherr
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Publication number: 20180029490Abstract: A battery system for a vehicle is provided. The battery system includes: first and second output terminals; a battery pack including a primary pole and a secondary pole which are respectively electrically connected or connectable to one of the first and second output terminals; an electrically operable pre-charge switch electrically connected to the primary pole of the battery pack and to the first output terminal; a first resistor arranged in series with the electrically operable pre-charge switch; an isolation monitoring circuit adapted to monitor the overall isolation of the battery system ;a semiconductor switch adapted to bidirectionally conduct a current in a first state and to bidirectionally block the current in a second state; and a second resistor arranged in series with the first resistor and in parallel with the semiconductor switch.Type: ApplicationFiled: May 4, 2017Publication date: February 1, 2018Inventors: Jurgen Fritz, Thomas Korherr
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Patent number: 9413086Abstract: A voltage tap element configured to tap off the voltage of a battery cell of a battery unit by an electronics unit, a cell supervisory unit having such voltage tap elements, and a battery unit having such a cell supervisory unit, and methods for producing the cell supervisory unit and the battery unit. The voltage tap element is designed as a clip composed of a first metal, with a first end of the clip having a first contact region which establishes a operative connection to the electronics unit, and a second end of the clip having a second contact region for establishing a connection to the battery cell. In the first contact region, the clip is permanently connected to an intermediate piece which is composed of a second metal which differs from the first metal. The intermediate piece is configured for operative connection to the electronics unit by a solder connection using SMD technology.Type: GrantFiled: April 26, 2013Date of Patent: August 9, 2016Assignee: Samsung SDI Co., Ltd.Inventors: Michael Erhart, Uwe Geidl, Martin Hafellner, Thomas Korherr
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Publication number: 20130288544Abstract: A voltage tap element configured to tap off the voltage of a battery cell of a battery unit by an electronics unit, a cell supervisory unit having such voltage tap elements, and a battery unit having such a cell supervisory unit, and methods for producing the cell supervisory unit and the battery unit. The voltage tap element is designed as a clip composed of a first metal, with a first end of the clip having a first contact region which establishes a operative connection to the electronics unit, and a second end of the clip having a second contact region for establishing a connection to the battery cell. In the first contact region, the clip is permanently connected to an intermediate piece which is composed of a second metal which differs from the first metal. The intermediate piece is configured for operative connection to the electronics unit by a solder connection using SMD technology.Type: ApplicationFiled: April 26, 2013Publication date: October 31, 2013Applicant: MAGNA STEYR Battery Systems GmbH & Co OGInventors: Michael ERHART, Uwe GEIDL, Martin HAFELLNER, Thomas KORHERR