| dSPACE digital signal processing and control engineering GmbH Patent applications |
| Patent application number | Title | Published |
|---|
| 20120119765 | BATTERY SIMULATION SYSTEM HAVING FAULT SIMULATION - A battery emulation device for simulating a battery cell voltage at a terminal of a battery control unit in accordance with a setpoint value includes a control unit configured to determine the setpoint value and provide the determined setpoint value via a galvanically isolated interface; and at least one emulation channel, each including: a voltage source; an amplifier unit; connection lines for connecting the emulation channel; measurement lines; and a fault simulation device configured to simulate fault states. | 05-17-2012 |
| 20120033337 | CIRCUIT ARRANGEMENT AND METHOD FOR SIMULATING A SENSOR - A circuit arrangement for simulating a sensor includes two external connections configured to change at least one of a current intensity and a resistance between the two external connections as a function of a measured variable. The circuit arrangement comprises: (a) a current path connecting the two external connections having two field-effect transistors and a resistor, and (b) a circuit configured to actuate gates of the two field-effect transistors so as to at least one of control and regulate a current through the current path, wherein the resistor is configured as a shunt resistor connected to a bridge rectifier and the circuit configured to actuate the gates of the two field-effect transistors comprises a control circuit configured to detect and regulate the current in the current path via a voltage drop at the shunt resistor. | 02-09-2012 |
| 20110133763 | CIRCUIT FOR SIMULATING AN ELECTRICAL LOAD - A circuit for simulating an electrical load at a terminal of a test circuit having at least one first switch and at least one second switch includes a third switch connected to the first switch of the test circuit via a first external connection point. A fourth switch is connected to the second switch of the test circuit via a second external connection point. The first switch and the second switch are connected via a shared, first internal connection point to the terminal of the test circuit and the third switch and the fourth switch are connected via a shared, second internal connection point such that that the first switch, the second switch, the third switch and the fourth switch form an H-bridge circuit. A voltage source is configured to provide the first and second external connection points with a supply voltage. A controllable voltage source is connected in a transverse bridge branch between the terminal and the second internal connection point. An inductance is active in the transverse bridge branch. A current-control unit is operable on the controllable voltage source so as to adjust, to a predetermined setpoint current, an actual current flowing over the terminal of the test circuit and over the transverse bridge branch. | 06-09-2011 |
| 20100192017 | Method For Controlling An Operating Mechanism And A Manipulation Unit - A method for controlling an operating mechanism using a manipulation unit, in which the operating mechanism includes at least one microcontroller, at least one memory with a plurality of memory cells and at least one first value in a first memory cell and at least one debug interface, and the debug interface exhibits a monitoring functionality for monitoring a program code executed by the operating mechanism and using the debug interface a first pre-set timepoint is detected when processing the program code and, using the information transmitted by the debug interface for the first timepoint to the manipulation unit, a trigger timepoint results for a processing routine through the manipulation unit (IN) and a second value is written using the debug interface by the manipulation unit using the processing routine for a second timepoint in the first memory cell before the first memory cell is read by the operating mechanism for a third timepoint. | 07-29-2010 |
| 20100192016 | Method For Controlling An Operating Mechanism And A Manipulation Unit - A method for controlling an operating mechanism using a manipulation unit, in which the operating mechanism includes at least one microcontroller, at least one memory with a plurality of memory cells, and at least one debug interface, and the debug interface presents a monitoring functionality for monitoring memory content and using the debug interface a first timepoint of the operating mechanism is detected for writing into a first memory cell and, using the information transmitted by the debug interface for the first timepoint to the manipulation unit, a trigger timepoint results for a processing routine through the manipulation unit (IN) and using the processing routine a second value is written by the manipulation unit using the debug interface for a second timepoint in the first memory cell before the first memory cell is read by the operating mechanism for a third timepoint. | 07-29-2010 |
| 20090052103 | CIRCUIT ARRANGEMENT FOR THE PROTECTION OF ELECTRONIC COMPONENTS OR ASSEMBLIES - A circuit arrangement for protecting an electronic device from damage upon a fault. The circuit arrangement includes at least one first terminal, at least one second terminal, a first interface and a second interface, a fault detection circuit region, a fault signal processing circuit region, and a disconnection circuit region. The at least one first terminal is coupled to the at least one second terminal in a fault-free state, the fault detection circuit region is coupled to the fault signal processing circuit region, the fault signal processing circuit region is coupled to the disconnection circuit region, the disconnection circuit region is configured to disconnect at least one of the at least one first terminal and the at least one second terminal, and the fault detection circuit region, the first and second interfaces, and the disconnection circuit region are configured to be compatible with another different fault signal processing circuit region. | 02-26-2009 |
| 20080256268 | SYSTEM AND METHOD FOR TESTING AND CALIBRATING A CONTROL UNIT USING AN ADAPTATION UNIT - A system and method for testing and calibrating a control unit including a microcontroller includes an influencing device and an adaptation unit. The adaptation unit includes a memory that can store at least part of a data of a data communication between the influencing device and the control unit. The memory can be read from and/or written to by the microcontroller of the control unit when the control unit is in an on state. | 10-16-2008 |
