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Digital Signal Corporation patents


Recent patent applications related to Digital Signal Corporation. Digital Signal Corporation is listed as an Agent/Assignee. Note: Digital Signal Corporation may have other listings under different names/spellings. We're not affiliated with Digital Signal Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "D" | Digital Signal Corporation-related inventors


Method for emulating a three-phase electric motor using a load emulator, and a corresponding load emulator

A method for emulating a three-phase electric motor using a load emulator, wherein the load emulator is connected in a three-phase manner via its load terminals to the supply terminals of a motor controller. The load emulator has emulator power electronics and an emulator controller for controlling the emulator power electronics. ... Digital Signal Corporation

Method for operating a computer system to authorize use of software on a process computer

In a method for operating a process computer that is at least intermittently connected to a user computer that executes a configuration program that can transmit executable binary code to the process computer, there is provision for a license check. The binary code has associated license information that indicates required licenses, and the configuration program is set up to receive an explicit identification of the process computer. ... Digital Signal Corporation

Method for configuring a real or virtual electronic control unit

A method for configuring a real or virtual electronic control unit, wherein a control unit software is executed on the control unit, and the control unit software comprises a basic software layer, the basic software layer is configured by a module configuration file by setting values of parameters, the scope of the configurable parameters being defined in a first module definition file which contains the identifiers of the configurable parameters. The first module definition file is replaced by a second module definition file, and a conversion of the first module configuration file into a second module configuration file takes place.. ... Digital Signal Corporation

Method and system for automatic code generation

A method for generating production code from a block diagram on a host computer is provided. A block in the block diagram has a number of input ports for receiving signals and a number of output ports for sending signals. ... Digital Signal Corporation

System and method for positioning a mirror in a lidar system using open loop and closed loop control

A control system structure is provided that improves system bandwidth without affecting optimization for other performance criteria (such as, suppressing loop disturbances, or other optimization criteria) and stability of a closed-loop system.. . ... Digital Signal Corporation

Method for simulating a collision situation

A method for simulating a collision situation between two vehicles for testing a driver assistance system in a driving simulator or in a vehicle-in-the-loop scenario. A fellow vehicle simulated on a simulation computer is assigned a trajectory that passes through a point of collision of a planned collision between the fellow vehicle and an ego vehicle that is not controlled by the simulation computer. ... Digital Signal Corporation

Method and system for comparing block diagrams

A computer-implemented method for comparing block diagrams, the block diagrams describing a temporal evolution and/or internal states of a dynamic system in a technical computing environment on a host computer, wherein a block in the block diagram may comprise input ports for receiving signals and output ports for sending signals. The method includes opening a first block diagram, converting the first block diagram to an intermediate form, the conversion comprising filtering using a filter script, opening a second block diagram, converting the second block diagram to an intermediate form, the conversion comprising filtering using a filter script, determining existing differences between the intermediate form of the first block diagram and the intermediate form of the second block diagram, and outputting the determined differences. ... Digital Signal Corporation

Modifying and simulating the operating software of a technical system

According to the invention, the operating software 10 of a technical system, particularly of a controller for controlling or regulating at least one technical device, is modified by virtue of hardware-dependent software components in the operating software 10 executable directly on the technical system not being executed and instead the functional behavior of the hardware-dependent software components being recreated by substitute functions 23. To this end, the hardware-dependent software components are automatically identified (step s1), and the substitute functions 23 are automatically ascertained or produced. ... Digital Signal Corporation

Method and computer system for compiling and testing a control program

A computer-implemented method for testing a control program that is modeled as one or more blocks of a block diagram in a computing environment. A first user interface is provided for selecting a simulation mode for the block diagram and a second user interface is provided for selecting a compiler intended for production code compilation. ... Digital Signal Corporation

System and method for increasing resolution of images obtained from a three-dimensional measurement system

A system uses range and doppler velocity measurements from a lidar system and images from a video system to estimate a six degree-of-freedom trajectory (6dof) of a target. The 6dof transformation parameters are used to transform multiple images to the frame time of a selected image, thus obtaining multiple images at the same frame time. ... Digital Signal Corporation

Method for regulating a volume flow rate and test stand for simulating a liquid circuit

A method for regulating a volume flow rate, and a test stand with a liquid circuit for carrying out the method is provided. A pump and a flow control valve are connected in series in the liquid circuit, and the orifice width of the flow control valve is set as a function of a setpoint value of the volume flow rate of the liquid, in order to specify, on the basis of the orifice width, a characteristic curve of the pump that plots the volume flow rate over the differential pressure. ... Digital Signal Corporation

Computer-implemented method for editing data object variants

A computer-implemented method for editing data object variants of at least one software tool is described and presented, whereby the data object variants have at least one common software/hardware attribute and in each case a configuration of the attribute. It is possible to react to changing configurations of hardware attributes of different data object variants and thereby to changing matching groups during the editing of a data object variant in that for at least one attribute matching configurations of the attribute in different data object variants are captured and that for the attribute information on matching groups of data object variants is stored with the matching configurations of the attribute.. ... Digital Signal Corporation

System and method for using combining couplers with asymmetric split ratios in a lidar system

A laser radar, or “lidar” system, employs an asymmetric single-ended detector to detect received signals reflected back from targets. The asymmetric single-ended detector benefits from a reduced part count and fewer optical splices while nearly achieving a same gain as a symmetric differential detector.. ... Digital Signal Corporation

System and method for detecting and removing occlusions in a three-dimensional image

A system and method for performing facial recognition is described. In some implementations, the system and method identify points of a three-dimensional scan that are associated with occlusions, such as eyeglasses, to a face of a target subject and remove the identified points from the three-dimensional scan.. ... Digital Signal Corporation

11/30/17 / #20170343716

System and method for polarization compensation

Various implementations of the invention, improve an optical efficiency of an optical path comprising a polarizing beam splitter and a quarter wave plate. In some implementations of the invention, where an additional optical component introduces a phase retardance into the optical path, the quarter wave plate may be adjusted away from its nominal orientation relative to the optical path to improve an optical efficiency of the optical path.. ... Digital Signal Corporation

11/30/17 / #20170343672

System and method for an improved chirped lidar

A lidar comprises a first laser source configured to generate a first laser output at a first frequency and a second laser source configured to generate a second laser output at a second frequency, wherein the first frequency is different from the second frequency. A combining coupler combines the first laser output and the second laser output into a combined output. ... Digital Signal Corporation

11/16/17 / #20170329877

Method for creating an fpga netlist

A method for creating an fpga netlist generated from an fpga source code and at least one shadow register. The fpga source code defines at least one function and at least one signal. ... Digital Signal Corporation

11/16/17 / #20170329732

Method for temporally synchronizing the output and/or temporally synchronizing the processing of signals

Method for temporally synchronizing the output of signals and/or temporally synchronizing the processing of captured signals on a plurality of input and/or output channels of an electronic circuit, comprising the following steps: (a) combining a number of channels, in particular a proportion of all channels of the circuit, to form a logical group; (b) retrieving the channel latency of each channel belonging to the group from a data source; (c) determining the greatest channel latency from all retrieved channel latencies and at least temporarily storing the greatest channel latency as the group latency; (d) for each channel belonging to the group: determining the temporal difference between the group latency and the retrieved channel latency of the respective channel and storing the determined difference as a channel-associated latency offset in a memory, in particular a memory of the circuit; and (e) influencing the signal propagation via a respective channel on the basis of at least its respective stored latency offset.. . ... Digital Signal Corporation

11/09/17 / #20170323031

Optimized generation of overall netlist and bit stream

The present disclosure relates to a method for generating an overall netlist (50) comprising the following steps: providing a first pld code (24) as first netlist (26), wherein the first pld code (24) has at least one first functional block (28), providing a second pld code (30), wherein the second pld code (30) has at least one second functional block (32) for alternative use instead of a corresponding first functional block (28), providing a switch pld code (40) having at least one switch (42) assigned to the at least one first functional block (28) for connecting the first functional block (28) assigned to the switch (42), connecting the at least one second functional block (32) to one switch from the at least one switch (42) as an alternative to the corresponding first functional block (28), implementing at least one switch driving signal (44) for the at least one second functional block (32), wherein the at least one switch driving signal (44) is assigned to the corresponding switch (42) for connecting the at least one second functional block (32), creating the overall netlist (50) from the first pld code (24), the second pld code (30) and the switch pld code (40), and removing from the overall netlist (50) functional first blocks (28) which are not utilized on the basis of the switch driving signal (44) of the corresponding switch (42).. . ... Digital Signal Corporation

10/05/17 / #20170286270

Method for testing a control program of a control device in a simulation environment on a computer

Method for monitoring errors when testing a control program (10) of a control device in a simulation environment (40), the control program (10) being executed by an emulator on a computer, the emulator assigning an extended range of items (50, 60, 70) to program variables of the control program (10), a variable value (52, 62, 72) allocated to a program variable being stored in the extended range of items (50, 60, 70), the emulator marking program variables as erroneous or non-erroneous, the marking being carried out on the basis of an assignment of non-erroneous program variables to a first category (k1) and of erroneous program variables to a second category (k2), the extended range of items (60) of each program variable in the second category (k2) having a data field (64), or the marking being carried out on the basis of an error field (76) stored in the extended range of items (70), a validity value being allocated to the error field (76) of a non-erroneous program variable and an error value being allocated to the error field (76) of an erroneous program variable, the extended range of items (70) of each program variable having a data field (74).. . ... Digital Signal Corporation

09/21/17 / #20170270352

System and method for facial recognition using images captured from a target illuminated with infrared light

Various implementations of the invention perform facial recognition on a target image compared against a color image from an image gallery, where the target image was acquired by an infrared-sensitive camera of a target that was illuminated with infrared light. According to various implementations of the invention, a blue component and a green component of the pixels in the color image are suppressed or eliminated, and facial recognition is performed between the target image and the color-suppressed image.. ... Digital Signal Corporation

08/31/17 / #20170248698

System and method for tracking objects using lidar and video measurements

A system uses range and doppler velocity measurements from a lidar system and images from a video system to estimate a six degree-of-freedom trajectory of a target. The system estimates this trajectory in two stages: a first stage in which the range and doppler measurements from the lidar system along with various feature measurements obtained from the images from the video system are used to estimate first stage motion aspects of the target (i.e., the trajectory of the target); and a second stage in which the images from the video system and the first stage motion aspects of the target are used to estimate second stage motion aspects of the target. ... Digital Signal Corporation

08/24/17 / #20170242409

Method for configuring a test device set up for testing an electronic control unit

A method for configuring a test device set up for testing an electronic control unit by a configuration system, whereby a software model of a technical system is executed in the test device and the software model communicates via an input/output interface of the test device with a device connected to the test device, whereby the configuration system has a first configuration element of a first element type and a second configuration element of a second element type, whereby the configuration elements are assigned properties of the test device with which the communication between the connected device and the software model is configured, wherein sorting of the properties occurs in the configuration system, and the sorting is switchable between the sorting types, namely, a union set sort, intersection sort, and condensing sort.. . ... Digital Signal Corporation

08/10/17 / #20170227628

System and method for field calibrating video and lidar subsystems using facial features

A system uses range and doppler velocity measurements from a lidar subsystem and images from a video subsystem to estimate a six degree-of-freedom trajectory of a target. The video subsystem and the lidar subsystem may be aligned with one another by mapping the measurements of various facial features obtained by each of the subsystems to one another.. ... Digital Signal Corporation

08/03/17 / #20170220712

Computer-implemented method for simulating a restbus control unit network

A computer-implemented method for simulating a restbus control unit network that includes at least two restbus control units connected through a bus system. The restbus control unit network is connected to at least one additional control unit through the bus system. ... Digital Signal Corporation

07/27/17 / #20170214747

Computer-implemented method for implementing a v2x application and corresponding v2x blocks for a graphical modeling environment

A computer-implemented method for implementing a v2x application on target hardware having a radio adapter is provided. The v2x application is modeled in the form of a block diagram, wherein received telematics data of surrounding objects are recorded in an ldm object list. ... Digital Signal Corporation

07/27/17 / #20170212509

Method for configuring a tester equipped for testing a control unit

A method for automated configuration of a tester equipped for testing a control unit. A first and second model of technical systems being executed in the tester. ... Digital Signal Corporation

07/20/17 / #20170206297

Simulation method and simulation device

A method for simulating a peripheral circuit arrangement that can be connected to a control device is provided. A simulation device is electrically connected to the control device and has a first control element with which a first simulation current that can be passed from a first load terminal of the control device to a first control element output of the first control element can be influenced. ... Digital Signal Corporation

07/20/17 / #20170206296

Simulation device and method for simulation

A simulation device for simulating a peripheral circuit arrangement that can be connected to a control device, wherein the simulation device can be electrically connected to the control device, and the simulation device has a first control element for influencing a first simulation current that can be passed from a first load terminal of the control device to a first control element output of the first control element. The first control element contains a first multistage converter that includes a first converter output, which is electrically connected to a terminal on the converter side of a first inductive component at whose terminal on the control device side the first control element output is implemented. ... Digital Signal Corporation

07/20/17 / #20170206097

Signal path verification device

An input/output interface of a test device is configured, wherein the input/output interface is developed for connecting a hardware unit to a behavioral model present in the test device. The method includes the steps of: displaying a graphical representation of the input/output interface as a signal path between a hardware port for connection of the hardware and at least one model port for connecting the behavioral model via a selectable input/output function; receiving a first configuration for the signal path; receiving a test value that is predefinable at the hardware port or the model port of the signal path, but, for example, is also predefinable through the graphical representation of the hardware port or the model port; propagating a test signal associated with the test value along the signal path according to the first configuration for the signal path, and displaying the propagated test signal on the graphical representation of the model port or the hardware port.. ... Digital Signal Corporation

06/15/17 / #20170168920

Transfer of payload data

A transfer of payload data from a buffer to a destination data store is provided so that the data can be processed there by a computer-assisted development environment. To this end, a data management environment provides the buffer and the destination data store. ... Digital Signal Corporation

06/08/17 / #20170160708

Simulation apparatus and method for simulating a peripheral circuit arrangement that can be connected to a regulating device

A simulation apparatus for simulating a peripheral circuit arrangement connected to a regulating device and has a first current controller for influencing a first load current and a second current controller for influencing a first source current. The first current controller is controlled by a model code and used to set the first load current, and the first load current is routed to a first load connection of the regulating device. ... Digital Signal Corporation

06/08/17 / #20170160485

Apparatus and method for terminating an array of optical fibers

A method for terminating a plurality of optical fibers arranged in a two-dimensional arrangement comprises inserting the plurality of optical fibers into and through a fiber ferrule, where the fiber ferrule has a plurality of parallel channels extending from an entry surface through to a polish surface; polishing the polish surface including an end of each of the plurality of optical fibers to form a coplanar surface at a polish angle relative to a reference plane perpendicular to the parallel channels; and affixing a glass plate to the polish surface.. . ... Digital Signal Corporation

05/11/17 / #20170134254

Method for simulating propagation times in networks

A method in which the propagation times of a target network are simulated in an actual network, wherein the topology of the target network includes a number of senders and a number of receivers, and wherein the topology of the actual network includes one or more of the senders and receivers. A path between a first sender and a first receiver in the topology of the actual network differs from the path between the first sender and the first receiver in the topology of the target network, wherein in the actual network at least one first message of the first sender is received through a first network interface by a gateway having at least two network interfaces, is delayed by a delay, and is sent through a second network interface on a path to the first receiver.. ... Digital Signal Corporation

05/04/17 / #20170126232

Method and device for accelerated access to signals of a programmable logic device

A method for accessing signals of a programmable logic device having a functional level and a configuration level at run time when the programmable logic device is executing a predefined configuration. An access to at least one signal value that has a number of bits is requested. ... Digital Signal Corporation

04/27/17 / #20170116363

Method for determining the power consumption of a programmable logic device

A method for determining the power consumption of a programmable logic device, in which at least one configuration parameter is determined in accordance with a predefined configuration and at least one device parameter is determined in accordance with the programmable logic device. The predefined configuration is designed such that the programmable logic device exchanges data with a computing unit through at least one interface pin and receives data from at least one signal source and/or sends it to at least one signal receiver through at least one interface pin. ... Digital Signal Corporation

04/20/17 / #20170108587

System and method for refining coordinate-based three-dimensional images obtained from a three-dimensional measurement system

A system uses range and doppler velocity measurements from a lidar system and images from a video system to estimate a six degree-of-freedom trajectory of a target and generate a three-dimensional image of the target. The system may refine the three-dimensional image by reducing the stochastic components in the transformation parameters between video frame times.. ... Digital Signal Corporation

03/09/17 / #20170070229

Method for changing the configuration of a programmable logic module

In a method for changing the configuration of a programmable logic module, an initial configuration of the programmable logic module is read in, with the result that a logic description, in particular a mapped netlist, of the initial configuration is at least partially available. One or more logic elements and/or connection elements from the logic description of the initial configuration of the programmable logic module are replaced or reconfigured and a logic description of a target configuration having one or more additional logic elements is created, none or a plurality of elements of the initial configuration being missing in the target configuration. ... Digital Signal Corporation

03/02/17 / #20170060111

Method for connecting models of technical systems in a testing device equipped for control unit development

A method for connecting models of technical systems in a testing device equipped for control unit development having a connection of a first model of a first technical system to a second model of a second technical system. The first model and the second model include a model of a control unit, a model of a technical system to be controlled, or a model of an environment interacting with the control unit or with the technical system to be controlled. ... Digital Signal Corporation

02/16/17 / #20170047880

Method for emulating a three-phase brushless dc motor using a load emulator

A method for emulating a three-phase, brushless dc motor using a load emulator that is connected in a three-phase manner via load terminals to supply terminals of a motor control unit. The load emulator has emulator power electronics and an emulator control unit for controlling the emulator power electronics. ... Digital Signal Corporation

02/16/17 / #20170045865

Method for connecting an input/output interface of a tester equipped for control unit development

A method is provided for connecting an input/output interface of a tester equipped for control unit development to a model of a technical system present in the tester using an already-existing basic test model of a control unit. The input/output interface is designed for connecting a hardware implementation of the control unit or for connecting a technical system to be controlled, and the model to be connected to the input/output interface is a test model of the technical system to be controlled or a test model of the control unit. ... Digital Signal Corporation

02/16/17 / #20170045418

Calculating a desired trajectory

A method for calculating a desired trajectory for a vehicle is provided. The vehicle is located at a position on a road bounded by two road edges, wherein the road edges are known at least in a region around the position of the vehicle. ... Digital Signal Corporation

01/12/17 / #20170010887

Computer-implemented method for editing data object variants

A computer-implemented method for editing data object variants of at least one software tool is described and presented, whereby the data object variants have at least one common software/hardware attribute and in each case a configuration of the attribute. It is possible to react to changing configurations of hardware attributes of different data object variants and thereby to changing matching groups during the editing of a data object variant in that for at least one attribute matching configurations of the attribute in different data object variants are captured and that for the attribute information on matching groups of data object variants is stored with the matching configurations of the attribute.. ... Digital Signal Corporation

01/12/17 / #20170010347

Test bench for testing a distance radar instrument for determining distance and speed of obstacles

A test bench for testing a distance radar instrument for determining distance and speed of obstacles, comprising a radar emulation device comprising at least one radar antenna and a computer unit with a model of the surroundings, wherein the model of the surroundings comprises data (x, v) of at least one obstacle with a relative position and speed from the distance radar instrument, wherein the radar emulation device emits a suitable reflection radar signal on the basis of the relative position and speed predetermined by the model of the surroundings at least partly in the direction of the distance radar instrument after receiving a scanning radar signal from the distance radar instrument such that the distance radar instrument detects an obstacle with a predetermined relative position and speed, wherein the radar emulation device extends over an angular range in front of the distance radar instrument such that the obstacle with relative position and speed can be simulated in this angular range with mutually distinguishable angles and wherein the radar emulation device comprises a multiplicity of stationary radar antennas which are distributed over the angular range.. . ... Digital Signal Corporation

01/12/17 / #20170010346

Test bench for testing a distance radar instrument for determining distance and speed of obstacles

A test bench for testing a distance radar instrument for determining distance and speed of obstacles, comprising a radar emulation device comprising at least one radar antenna and a computer unit with a model of the surroundings, wherein the model of the surroundings comprises data (x, v) of at least one obstacle with a relative position and speed from the distance radar instrument, wherein the radar emulation device emits a suitable reflection radar signal on the basis of the relative position and speed predetermined by the model of the surroundings at least partly in the direction of the distance radar instrument after receiving a scanning radar signal from the distance radar instrument such that the distance radar instrument detects an obstacle with a predetermined relative position and speed, wherein the radar emulation device extends over an angular range in front of the distance radar instrument such that the obstacle with relative position and speed can be simulated in this angular range with mutually distinguishable angles.. . ... Digital Signal Corporation

01/05/17 / #20170006404

Computer-implemented method for implementing a v2x application and corresponding v2x blocks for a graphical modeling environment

A computer-implemented method for implementing a v2x application on target hardware having a radio adapter, wherein the v2x application is modeled in the form of a block diagram by means of a graphical modeling environment and the block diagram is compiled into a v2x program that can be executed on the target hardware and the v2x program is transferred to the target hardware and executed there. The method for implementing a v2x application is realized in an especially simple and advantageous manner in that a v2x communication block that has at least one radio adapter interface, by means of which data are exchanged between the radio adapter and the v2x communication block, is used to create the block diagram.. ... Digital Signal Corporation








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