Patents Assigned to HS Elektronik Systeme GmbH
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Publication number: 20240128736Abstract: An aircraft solid state power controller comprises a feed node to be electrically connected to a primary electric power supply; a load node to be electrically connected to at least one electric load; and at least one electric switching device, in particular a solid state switching device, which is arranged between the feed node and the load node. The at least one electric switching device is switchable between an on-state, in which the at least one electric switching device provides a low-resistive electric connection between the feed node and the load node; and an off-state, in which the at least one electric switching device electrically isolates the load node from the feed node.Type: ApplicationFiled: October 17, 2023Publication date: April 18, 2024Applicant: HS Elektronik Systeme GmbHInventors: Thomas Gietzold, Gerd Kluger, Peter Brantl, Stefan Schreitmueller
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AIRCRAFT SOLID STATE POWER CONTROLLER AND METHOD OF TESTING AN AIRCRAFT SOLID STATE POWER CONTROLLER
Publication number: 20240103093Abstract: An aircraft solid state power controller for controlling the supply of electric power from an aircraft electric power supply to an electric load comprises a power input node, which is electrically connectable to an output node of the aircraft electric power supply; a power output node, which is electrically connectable to an electric load and configured for selectively supplying electric power to the electric load; an electric load switch, which is configured for controlling the supply of electric power from the power input node to the power output node; a shunt resistor, which is arranged between the electric load switch and the power output node so that any electric current that is supplied from the aircraft solid state power controller via the power output node to the electric load passes through the shunt resistor; and a control device comprising a voltage sensor that is configured for detecting a voltage drop over the shunt resistor.Type: ApplicationFiled: September 22, 2023Publication date: March 28, 2024Applicant: HS Elektronik Systeme GmbHInventor: Markus Greither -
Publication number: 20240103094Abstract: An aircraft ground fault detection circuit comprises: a first electric power supply line, and a second electric power supply line; a first shunt resistor arranged in the first electric power supply line; a second shunt resistor arranged in the second electric power supply line; a first voltage detector configured for detecting a first voltage drop over the first shunt resistor; a second voltage detector configured for detecting a second voltage drop over the second shunt resistor; an electric test current power supply for applying an electric test voltage to the first and second electric power supply lines causing an electric test current to flow through the first and second electric power supply lines and the first and second shunt resistors; and a controller, which is configured for receiving voltage signals provided by the first and second voltage detectors indicating the first and second voltage drops, and determining a difference between the resistivities of the first and second shunt resistors from saidType: ApplicationFiled: September 22, 2023Publication date: March 28, 2024Applicant: HS Elektronik Systeme GmbHInventor: Markus Greither
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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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Patent number: 10109542Abstract: A solid-state contactor includes a housing, a lead, a bus plate, and an end connector. The lead extends through the housing and into an interior of the housing. The bus plate is disposed within the housing interior and mounts a die which is electrically connected to the lead through the bus plate. The end connector extends between the bus plate and the lead, attaching to the bus plate at an angle for coupling a plurality of bus plates with die to the lead in a stacked arrangement.Type: GrantFiled: April 4, 2014Date of Patent: October 23, 2018Assignees: Hamilton Sundstrand Corporation, HS Elektronik Systeme GmbHInventors: Pal Debabrata, John Horowy, Eric Karlen, Rainer J. Seidel
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Publication number: 20150223320Abstract: A printed circuit board assembly comprises a printed circuit board having at least one conductive layer supported by a substrate layer, and at least one power semiconductor device, wherein the at least one power semiconductor device is at least partly embedded in the substrate layer.Type: ApplicationFiled: January 15, 2015Publication date: August 6, 2015Applicant: HS Elektronik Systeme GmbHInventor: Thomas E. Gerhäußer
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Patent number: 8928185Abstract: A solid-state power distribution system having a first solid-state switching device (SSSD) and a second solid-state switching device (SSSD) for distributing power from an AC power source to a load includes a leakage current reduction circuit for reducing leakage current generated by the SSSDs when Off. When the first and second SSSDs are Off, the leakage current reduction circuit provides a positive bias voltage across controlled terminals of the first SSSD and a negative bias voltage across controlled terminals of the second SSSD.Type: GrantFiled: August 24, 2011Date of Patent: January 6, 2015Assignee: HS Elektronik Systems GmbHInventor: Markus Greither