Patents by Inventor Bernd LOEFFLAD
Bernd LOEFFLAD 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: 11641106Abstract: Disclosed is a power distribution system, comprising a power feed line configured to supply electric power of a given power feed line voltage, a plurality of solid state power control modules connected to the power feed line; each of the solid state power control modules comprising at least one solid state power controller connected to at least one load to be supplied with power from the power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; the power feed line comprising at least one power feed line segment connecting two adjacent solid state power control modules; wherein the at least two adjacent solid state power control modules are connected by a further electric line connected in parallel to the at least one power feed line segment.Type: GrantFiled: January 29, 2021Date of Patent: May 2, 2023Assignee: HS ELEKTRONIK SYSTEME GMBHInventors: Thomas Rauwolf, Bernd Loefflad
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Publication number: 20210184460Abstract: Disclosed is a power distribution system, comprising a power feed line configured to supply electric power of a given power feed line voltage, a plurality of solid state power control modules connected to the power feed line; each of the solid state power control modules comprising at least one solid state power controller connected to at least one load to be supplied with power from the power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; the power feed line comprising at least one power feed line segment connecting two adjacent solid state power control modules; wherein the at least two adjacent solid state power control modules are connected by a further electric line connected in parallel to the at least one power feed line segment.Type: ApplicationFiled: January 29, 2021Publication date: June 17, 2021Inventors: Thomas Rauwolf, Bernd Loefflad
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Patent number: 10978872Abstract: Disclosed is a power distribution system, comprising a power feed line configured to supply electric power of a given power feed line voltage, a plurality of solid state power control modules connected to the power feed line; each of the solid state power control modules comprising at least one solid state power controller connected to at least one load to be supplied with power from the power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; the power feed line comprising at least one power feed line segment connecting two adjacent solid state power control modules; wherein the at least two adjacent solid state power control modules are connected by a further electric line connected in parallel to the at least one power feed line segment.Type: GrantFiled: February 27, 2019Date of Patent: April 13, 2021Assignee: HS ELEKTRONIK SYSTEME GMBHInventors: Thomas Rauwolf, Bernd Loefflad
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Patent number: 10923920Abstract: A solid state power controller configured to supply electric power from a power supply to at least one load, comprises: a solid state switching device having a first terminal (D) connected to the power supply, and a second terminal (S) connected to the load, the solid state switching device configured to switch between an OFF operation mode in which the second terminal (S) is electrically disconnected from the power supply, and an ON operation mode in which the second terminal (S) is electrically connected to the power supply, and a load current detection unit configured to detect a load current through the solid state switching device; wherein the load current detection unit comprises a first load current amplifier and a second load current amplifier.Type: GrantFiled: April 11, 2018Date of Patent: February 16, 2021Assignee: HS ELEKTRONIK SYSTEM GMBHInventor: Bernd Loefflad
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Patent number: 10896864Abstract: The present invention relates to a power semiconductor chip module, comprising a substrate having a top side and a bottom side; at least one first power semiconductor device attached to the top side of the substrate; at least one first conductive structure thermally and electrically connecting the first power semiconductor device to the top side of the substrate; at least one second power semiconductor device attached to the bottom side of the substrate; and at least one second conductive structure connecting the second power semiconductor device to the bottom side of the substrate.Type: GrantFiled: April 27, 2018Date of Patent: January 19, 2021Assignee: HS ELEKTRONIK SYSTEM GMBHInventors: Richard Sinning, Bernd Loefflad, Markus Greither, Peter Brantl, Josef Maier, Rainer Seidel
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Publication number: 20190280479Abstract: Disclosed is a power distribution system, comprising a power feed line configured to supply electric power of a given power feed line voltage, a plurality of solid state power control modules connected to the power feed line; each of the solid state power control modules comprising at least one solid state power controller connected to at least one load to be supplied with power from the power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; the power feed line comprising at least one power feed line segment connecting two adjacent solid state power control modules; wherein the at least two adjacent solid state power control modules are connected by a further electric line connected in parallel to the at least one power feed line segment.Type: ApplicationFiled: February 27, 2019Publication date: September 12, 2019Inventors: Thomas Rauwolf, Bernd Loefflad
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Publication number: 20180350715Abstract: The present invention relates to a power semiconductor chip module, comprising a substrate having a top side and a bottom side; at least one first power semiconductor device attached to the top side of the substrate; at least one first conductive structure thermally and electrically connecting the first power semiconductor device to the top side of the substrate; at least one second power semiconductor device attached to the bottom side of the substrate; and at least one second conductive structure connecting the second power semiconductor device to the bottom side of the substrate.Type: ApplicationFiled: April 27, 2018Publication date: December 6, 2018Inventors: Richard SINNING, Bernd LOEFFLAD, Markus GREITHER, Peter BRANTL, Josef MAIER, Rainer SEIDEL
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Publication number: 20180294652Abstract: A solid state power controller configured to supply electric power from a power supply to at least one load, comprises: a solid state switching device having a first terminal (D) connected to the power supply, and a second terminal (S) connected to the load, the solid state switching device configured to switch between an OFF operation mode in which the second terminal (S) is electrically disconnected from the power supply, and an ON operation mode in which the second terminal (S) is electrically connected to the power supply, and a load current detection unit configured to detect a load current through the solid state switching device; wherein the load current detection unit comprises a first load current amplifier and a second load current amplifier.Type: ApplicationFiled: April 11, 2018Publication date: October 11, 2018Inventor: Bernd LOEFFLAD
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Patent number: 7626797Abstract: A method of controlling a solid state power controller includes selectively allowing a transient current through a solid state power control switch in response to the transient current exceeding at least one threshold.Type: GrantFiled: July 24, 2006Date of Patent: December 1, 2009Assignee: Hamilton Sundstrand CorporationInventors: Donald G. Kilroy, Nicholas J. Robertson, Josef Maier, Bernd Löfflad