Class / Patent application number | Description | Number of patent applications / Date published |
701320800 | Active testing (i.e., providing input to system) | 44 |
20120016552 | SYSTEM AND METHOD FOR TESTING THE INTEGRITY OF A VEHICLE TESTING/DIAGNOSTIC SYSTEM - A system and method for testing the integrity of a vehicle testing/diagnostic system is provided. Examples of vehicle testing/diagnostic systems may include any equipment (portable or stationary) found in an automotive maintenance and/or testing environment (or other environment) that is capable of communicating with vehicle on-board diagnostic (OBD) systems. Prior to conducting an OBD test on one or more vehicles, an integrity testing system interfaces with a vehicle testing/diagnostic system to determine whether the vehicle testing/diagnostic system is capable of communicating via one or more predetermined communications protocols. | 01-19-2012 |
20120078464 | APPARATUS AND METHOD FOR TESTING AIR BAG CONTROL UNIT OF VEHICLE - A system testing the air bag control unit of a vehicle testing an air bag control unit of a vehicle summing a first signal shaken by a shaker and a second signal provided from the signal control apparatus to generate a sum-sensing signal, and generating a determining signal for evaluation regarding presence of an operation of an air bag based on the sum-sensing signal, is provided. The system testing an air bag control unit of a vehicle, includes: a shaker control unit generating a first signal and start-synchronizing information regarding the first signal; a shaker shaking an air bag control unit according to a frequency of the first signal; a signal control unit time-synchronizing and transferring the second signal with the first signal using the start-synchronizing information to the air bag control unit; and an air bag control unit generating a sum-sensing signal regarding the first signal and the second signal, generating and transferring a determining signal for evaluation regarding presence of an operation of an air bag based on the sum-sensing signal to the signal control unit. | 03-29-2012 |
20120095643 | Method, Apparatus, and Computer Program Product for Modifying a User Interface Format - Various methods for modifying a user interface format are provided. One example method comprises receiving vehicle-based data at a mobile device via a communications link between the mobile device and an on-board vehicle analysis system, determining an environmental context based at least on the vehicle-based data, and modifying a user interface format based on the determined environmental context. Similar and related example methods, example apparatuses, and example computer program products are also provided. | 04-19-2012 |
20120215399 | SYSTEM AND METHOD FOR PERFORMING EVAPORATIVE LEAK DIAGNOSTICS IN A VEHICLE - A vehicle is provided with a fuel system, a controller, and a diagnostic module with an orifice, a pressure sensor, and a pump, the module connecting the fuel system to atmosphere. The controller measures a reference pressure across the orifice to provide a threshold, isolates the fuel system, and provides a code in response to comparing a series or measured pressures to the threshold. A method for performing an evaporative leak diagnostic is provided. A valve in a diagnostic module is commanded to a vent position. A pump is operated to measure a reference pressure across an orifice to provide a threshold. A valve is commanded to a test position. The pump is operated to place the fuel system in a low pressure state, and a series of pressures in the fuel system is measured. A diagnostic code is provided after comparing the series of pressures to the threshold. | 08-23-2012 |
20120215400 | CELLULAR PHONE CONFIGURED WITH OFF-BOARD DEVICE CAPABILITIES AND STARTER/CHARGER AND BATTERY TESTING CAPABILITIES - The present invention is directed toward a cellular phone that connects to an existing vehicle data link to perform the functions of an off-board device, such as a scan tool, for displaying diagnostic information relating to vehicles. In addition, the cellular phone connects to a starter/charger system and/or a battery to perform the functions of a starter/charger/battery testing device. Such a device allows a user to connect the cellular phone to a data link connector located in a vehicle, download software to either an adaptor or the cellular phone, retrieve information relating to diagnostic tests on the vehicle and view the results on the cellular phone display, and/or communicate the results to another person or device. | 08-23-2012 |
20120232744 | MEMORY LIFE EXTENSION METHOD AND APPARATUS - A memory management method including the steps of storing a value and writing data. The storing a value step stores a value representative of a number of erase/write cycles that a subset of memory space of a first memory has undergone. The first memory having an assigned predetermined maximum number of erase/write cycles. The writing data step writes data to the subset of memory space dependent upon whether the value is below the predetermined maximum number. | 09-13-2012 |
20130030643 | COOLING SYSTEM FOR VEHICLE - A vehicle cooling system includes: a channel allowing a liquid medium cooling a drive device of the vehicle to circulate; a flow rate detection unit detecting a flow rate of the liquid medium flowing in the channel; a temperature sensor detecting a temperature of the liquid medium; a pump provided on the channel for circulating the liquid medium; a rotational speed sensor detecting a rotational speed of the pump; and a control device controlling drive of the pump. The control device identifies a malfunctioning part of the cooling system based on the flow rate and the temperature of the liquid medium and the rotational speed of the pump. Thus, since abnormalities of the cooling mechanism can be detected with higher precision so that the abnormalities are distinguished from each other, it is a limited part that should be checked when repairs are made and the work efficiency is improved. | 01-31-2013 |
20130041550 | METHOD FOR PROCESSING DATA IN AN INFLUENCING DEVICE - A method is provided for processing data in an influencing device, whereby the influencing device is connected to a vehicle control unit and to a data processing unit. The vehicle control unit and the influencing device are disposed in a motor vehicle or, for example, on a test bench in a laboratory. A first program runs in the vehicle control unit. Data are exchanged according to an XCP protocol and/or a CCP protocol between the data processing unit and the influencing device. The influencing device has a second execution unit, which executes predetermined data processing steps more rapidly than the first execution unit. The data exchanged by the XCP protocol or the CCP protocol are checked for a predetermined criterion and, based on the result of the check, the data are processed either in the first execution unit or in the second execution unit. | 02-14-2013 |
20130041551 | METHOD FOR PROCESSING DATA IN AN INFLUENCING DEVICE - A method is provided for processing data in an influencing device, whereby the influencing device is connectable to a vehicle control unit and to a data processing unit. If the influencing device receives a first trigger or a second trigger, the first trigger is checked for a valid assignment to a function implemented in the hardware or software. If there is a valid assignment, the assigned function is started. A first address and/or a second address and/or the value are checked for a valid assignment to a first sub-function or a second sub-function. Depending on the called sub-function, the value is checked and/or manipulated and depending on the result of the check, the checked value and/or the manipulated value are sent by the influencing device to the vehicle control unit and/or to the data processing unit and/or stored in the memory of the influencing device. | 02-14-2013 |
20130046435 | METHOD AND APPARATUS TO EVALUATE A STARTING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - A starting system for an internal combustion engine includes a starter motor and a battery. A method for evaluating the starting system includes detecting a fault associated with the starter motor when a minimum starting system voltage during a cranking event is greater than a threshold minimum starting system voltage determined in relation to an engine acceleration parameter, and detecting a fault associated with the battery when the engine acceleration parameter is less than a minimum threshold for the engine acceleration parameter. | 02-21-2013 |
20130066516 | METHOD FOR CHARACTERISING AND IMPROVING THE BEHAVIOUR OF A VEHICLE - A method is provided for characterising a straight-line behaviour of a given vehicle that includes at least one suspension device. For a given value of a parameter that when varied modifies a friction generated in each suspension device, the method includes steps of: | 03-14-2013 |
20130116884 | APPARATUS AND METHOD FOR AGGREGATING HEALTH MANAGEMENT INFORMATION - An apparatus and method for aggregating health management information includes an aircraft having a flight computer coupled to a plurality of aircraft systems. Each system has a built in test (BIT) protocol that self-diagnoses a health of the system and outputs corresponding BIT data to the flight computer for contemporaneous display on a flight display. | 05-09-2013 |
20130138290 | METHOD AND DEVICE FOR RECOGNIZING UNINTENDED DRIVE TRAIN RESPONSES OF A MOTOR VEHICLE HAVING AT LEAST ONE DRIVE UNIT - A method for recognizing unintended drive train responses of a motor vehicle includes at least one drive unit, in which at least one input variable of the motor vehicle and/or of the drive unit is input into the drive train, and at least one output variable is measured at the motor vehicle and/or the drive unit. In order to recognize an unintended drive train response early, the at least one input variable is supplied to a dynamic model which at least partially simulates the drive train of the motor vehicle, the dynamic model determining, based on the at least one input variable, at least one model output variable which is compared to the at least one measured output variable, and an unintended drive train response being deduced if there is a difference between the measured output variable and the model output variable. | 05-30-2013 |
20130144484 | DEVICE FOR TESTING A SAFETY AND/OR DRIVER ASSISTANCE SYSTEM - A device for testing a safety and/or driver assistance system of a first vehicle with the participation of at least one second vehicle in the region of a fixedly predefined roadway section in particular in the region of an intersection, wherein the first vehicle and the at least one second vehicle comprise in each case at least one transmitter and/or at least one receiver for the C2X communication in connection with the safety and/or driver assistance system. In order to prevent or to keep to a minimum damages to vehicles and/or injury to persons, the second vehicle is represented by a dummy device that moves in the region of the roadway section, the dummy device having the largest portion of its volume and/or its mass outside the movement of the first vehicle. | 06-06-2013 |
20130218403 | POWER STATE DIAGNOSIS METHOD AND APPARATUS | 08-22-2013 |
20130268158 | ABNORMALITY DIAGNOSIS APPARATUS FOR POWER CONTROL SYSTEM - After turning a main relay to a full off-state and turning a charger relay to a full off-state or a half off-state only one of a positive-side switch and a negative-side switch is turned of voltage application processing is performed to control a bidirectional DC-DC converter to apply an output voltage of an accessory battery to a power cable after boosting. After the voltage application processing, check processing is performed to check whether a short-circuit is present in the charger relay by comparing a terminal voltage of a first capacitor and a terminal voltage of a second capacitor. After the check processing, discharge processing is performed to control the DC-DC converter to discharge at least the first capacitor. | 10-10-2013 |
20130345926 | CONNECTED VEHICLE APPLICATION TESTING IN THE LABORATORY - The technology disclosed relates to testing of connected vehicle systems. The connections involved are sometimes referred to as Car-2-Car (C2C), Vehicle-to-Vehicle (V2V), Car-2-Infrastructure (C2I), or Vehicle-to-Infrastructure (V2I). More generically, the connections are referred to as C2X and V2X. The technology disclosed provides an over the wire simulation of signals that a system will receive in operation, which allows testing of algorithms, breadboards, prototypes and complete systems. The system simulates the position of multiple on board units as the move with the vehicles that carry them. It attenuates signals between the OBUs and can attenuate signals among the OBUs and other test components, including roadside units and synthetic OBUs. The simulation is can be practiced as a method, a device, or computer readable medium that causes a device to practice the method or that, when combined with appropriate hardware, produces the device. | 12-26-2013 |
20140005881 | Automotive Diagnostic System | 01-02-2014 |
20140012461 | METHOD FOR PERFORMING DIAGNOSTICS OF A STRUCTURE SUBJECT TO LOADS AND SYSTEM FOR IMPLEMENTING SAID METHOD - A method for performing diagnostics of a structure subject to loads, in particular an aircraft structure, is implemented by an arrangement of sensors located at relevant points of the structure and corresponding neural networks. The method includes training the neural network in order to establish an associative relationship between the state of the structure in a subset of relevant points and the state of the structure in at least one residual relevant point. The state of the structure is detected in a plurality of relevant points under operating conditions. The state of the structure is estimated in at least one residual relevant point by the associated neural network on the basis of the pre-established associated relationship. The state of the estimated structure is compared with the detected state at the residual relevant point, such that an intact state of the structure is determined if the expected and detected values of the state parameter match, or a defective state of the structure is determined if these values differ. | 01-09-2014 |
20140019002 | SYSTEM AND METHOD FOR PERFORMING EVAPORATIVE LEAK DIAGNOSTICS IN A VEHICLE - A method is provided for performing an evaporative leak diagnostic for a vehicle. A valve in a diagnostic module is commanded to a vent position. The valve connects a fuel system to atmosphere. A pump in the diagnostic module is operated to measure a reference pressure across an orifice in the diagnostic module to provide a threshold. The valve is commanded to a test position. The pump is operated to place the fuel system in a low pressure state. A series of pressures in the fuel system is measured. A diagnostic code is provided after comparing the series of pressures to the threshold. | 01-16-2014 |
20140058621 | METHOD AND DEVICE FOR COUNTING THE NUMBER OF LANDINGS PERFORMED BY AN AIRCRAFT TYRE - A number of landings of an aircraft tyre is counted according to a method that includes: measuring a physical quantity of air contained inside the tyre, the measuring taking place in a discontinuous mode; determining at least one indicator relating to the physical quantity; comparing the at least one indicator with a predetermined threshold associated with the tyre; and, if the at least one indicator is greater than the predetermined threshold associated with the tyre, incrementing the number of landings of the tyre. | 02-27-2014 |
20140067196 | Warning System for Vehicles - A warning system for vehicles contains a detecting device for capturing different change values of an internal resistance coefficient generating from a water quantity of an outlet tube of a water tank and different change values relative to a float voltage; a detection module used to determine the different change values of the internal resistance coefficient generating from the water quantity of the outlet tube of the water tank and captured by the detecting device and to determine the different change values relative to the float voltage, and then to compare the internal resistance coefficient and the float voltage with a predetermined standard coefficient, thus determining if the warning system is normal and amplifying an output signal to make sounds. Thereby the detection module, the detecting device, and a car housing form an electricity conducting circuit so that detection and alert are obtained automatically. | 03-06-2014 |
20140067197 | Machine-Implemented Method for Obtaining Data From A Nonlinear Dynamic Real System During a Test Run - In a machine-implemented method for obtaining data from a nonlinear dynamic real system during a test run, for instance an internal combustion engine, a drive-train or parts thereof, of a sequence of dynamic excitation signals for at least one measurement channel is generated according to a previously generated design of experiment for said test run and the system output of at least one output channel is measured. To enable the quick and precise generation of experimental designs for global measurement, modeling, and optimization of a nonlinear dynamic real system, it is proposed that the sequence of dynamic excitation signals was generated by the method of generating a design of experiment with a sequence of excitation signals, obtaining output data by feeding said sequence of excitation signals into a model for the real system, said model comprising nonlinear dynamic models, determining a criterion for the information content of the complete design of experiment sequence, and in a following step varying the totality of the sequence of excitation signals, obtaining new output data by feeding said modified sequence of excitation signals into the model for the real system, determining again said criterion for the for the information content, and repeating these steps until said criterion has reached its optimum value, using the last generated sequence of excitation signals as design of experiment for the test run of the real system. | 03-06-2014 |
20140081510 | System for Dynamic Diagnosis of Apparatus Operating Conditions - A diagnostic platform includes a processor, storage media and user interfaces, including a display screen, the processor being coupled to engine analyzer hardware and adapted to be coupled to a scanner for downloading data from vehicle on-board computers. The system stores libraries of information regarding vehicle identifications, drivability symptoms exhibited by vehicles, vehicle system and component tests and service codes which can be registered by the vehicle on-board computer. System software permits the user to input an identification of the vehicle under test and, in one mode of operation, displays a library of faults, such as symptoms or service codes, from which the user can select those exhibited by the vehicle, whereupon the system selects from the test library those tests pertinent to diagnosis of the causes of the selected faults and displays them in a hierarchically ranked order based on likelihood of successful diagnosis of the faults. The user can then select and initiate any displayed test. In other modes, the system initially displays one of the libraries of system or component tests, from which the user selects those deemed appropriate, whereupon the system highlights icons which can be selected for initiating pertinent test procedures. Selected test procedures may include links to the engine analyzer or scanner hardware or other appropriate test modules. | 03-20-2014 |
20140114528 | PORTABLE MAINTENANCE AID BASED PRELOAD TEST UNIT AND STRAY VOLTAGE DETECTOR - A Portable Maintenance Aid (PMA) having multiple applications for the electrical testing and data acquisition for various air/ground vehicle platforms is disclosed. The PMA includes an interface adapter that has a number of electrical testing interfaces and data collection ports in addition to a stray voltage detector. The portable testing aid also includes a user interface that transmits data to the interface adapter and a display that communicates the testing and maintenance information to the user. The portable testing aid also includes a communication system for transferring information between the user interface, the display, and the interface adapter. The PMA provides a preload tester/stray voltage tester that is sustainable, less replaceable and has capability of filling the test voids. | 04-24-2014 |
20140129078 | ACTIVE AIR FLAP APPARATUS FOR VEHICLE AND DEFECT DIAGNOSIS METHOD THEREOF - An active air flap apparatus for a vehicle may include a drive flap positional sensor connected with a drive shaft connecting an actuator and a drive flap and detecting a rotational angle of the drive flap, a driven flap pivotally connected with the drive flap through a link mechanism, a driven flap positional sensor connected with a driven shaft pivotally connected with the link member and detecting a rotational angle of the driven flap, and a controller determining whether the drive flap positional sensor, the driven flap positional sensor, a motor of the actuator, and the link member may be defective by monitoring a feedback voltage value of the drive flap positional sensor, a feedback voltage value of the driven flap positional sensor, and a current applied to the motor of the actuator. | 05-08-2014 |
20140163811 | METHOD AND APPARATUS FOR STREAMLINED REMOTE TELEMATICS AUTHORIZATION - A vehicle system providing a temporary validation authorization request for one or more processors configured to transmit a signal from the vehicle system to a server once the one or more processors are installed in the vehicle. Once the server receives the installation signal, the processor may receive an in-vehicle authorization message from the server. The in-vehicle authorization message may be accepted by a user-input acceptance transmitted to the server. The system may determine temporary validation authorization if it is determined that the user accepted the in-vehicle authorization message within a predetermined amount of time following transmission of the signal to the server indicating that the processor was installed. Once authorized, the system may initialize to allow for assembly line testing. The temporary validation authorization initializes the vehicle system for temporary communication with the server while on a vehicle manufacturing assembly line for testing to ensure a quality product. | 06-12-2014 |
20140244102 | SYSTEMS AND VEHICLES FOR DETERMINING AN OPERATIONAL STATUS OF AT LEAST ONE TRAILER BRAKE - Systems and vehicles for determining an operational status of at least one trailer brake are provided. A system for determining an operational status of at least one trailer brake includes machine readable instructions stored in one or more memory modules that, when executed by one or more processors, cause the system to command a trailer brake current output circuit to intermittently supply a diagnostic current to the at least one trailer brake during a trailer brake activation period, receive a sensed current signal from a trailer brake current sensing circuit in response to the command to supply the diagnostic current, and determine the operational status of the at least one trailer brake based on the sensed current signal. | 08-28-2014 |
20140277920 | APPARATUS AND METHOD FOR PREVENTING A VEHICLE FROM RUNNING OUT OF FUEL - An apparatus for use with a motor vehicle to simulate fuel loss to encourage early refueling to prevent stranding. The apparatus may cause stumbling and hesitation by interrupting various engine management systems to simulate low fuel in the tank by cutting either spark or fuel momentarily or applying the brakes. | 09-18-2014 |
20140350779 | ANOMALY DIAGNOSIS SYSTEM - Any one of ECUs that are operating detects a present power supply voltage repeatedly. When the voltage detected at the present time is changed from the voltage detected at the previous time, a difference is calculated as a variation value and the repeatedly calculated variation values are integrated to provide a voltage variation integrated value. When the variation of the power supply voltage of an ECU becomes great relatively due to a loose connection in a power supply line, the calculated voltage variation integrated value becomes greater than those of the other ECUs. In addition, when a defect arises in a common power supply source, the voltage variation integrated value increases in all the ECUs. Therefore, each integrated value of the variation values of the power supply voltage in each of the ECUs enables an anomaly diagnosis of an occurrence point of the defect. | 11-27-2014 |
20140350780 | TEST APPARATUS AND TEST METHOD BASED ON DFDAU - The present invention relates to a test apparatus based on DFDAU (Digital Flight Data Acquisition Unit), comprising: a simulation signal generation portion; and a test portion; wherein, the simulation signal generation portion comprises: an input interface, which receives test data; a simulation signal generation module, which generates simulation signal according to the test data; and an output interface, which is adaptive to be connected to one end of one or more signal transmission device to be tested and output the simulation signal; wherein, the test portion comprises: wiring extension apparatus, which is used to form a gating wiring apparatus and is adaptive to be connected to the other end of the one or more signal transmission devices to be tested, and receive the simulation signal passing through the one or more signal transmission devices to be tested; DFDAU, which is adaptive to receive simulation signal from the wiring extension device, and obtain the transmitted test data; a comparison module, which is adaptive to compare the test data and the transmitted test data. | 11-27-2014 |
20140379206 | METHOD AND SYSTEM FOR CYLINDER COMPRESSION DIAGNOSTICS - Methods and systems are provided for performing a non-intrusive engine compression test. When compression testing is requested, a hybrid vehicle engine may be spun unfueled using energy from a battery driven electric motor. Changes in battery current over multiple engine cycles is used to infer cylinder compression parameters and assess cylinder compression degradation. | 12-25-2014 |
20150105970 | GLOBAL AIRFRAME HEALTH CHARACTERIZATION - According to one aspect, a controller, including a processor, sets an initial vibration frequency to be applied to an airframe. The controller commands one or more force generators to apply a vibratory load to the airframe at the initial vibration frequency. The controller determines a vibration response of the airframe at the initial vibration frequency using sensors. The controller sweeps through a range of vibration frequencies to be applied to the airframe. The one or more force generators are commanded to apply a plurality of vibratory loads to the airframe over the range of vibration frequencies. The controller determines a range of vibration responses of the airframe over the range of vibration frequencies using the sensors. A global stiffness of the airframe is determined based on the vibration response and the range of vibration responses. The controller reports results of the determined global stiffness of the airframe. | 04-16-2015 |
20150134195 | INSPECTION METHOD FOR INSPECTING ELECTRIC DRIVE APPARATUS - An inspection method of the present invention performs a step of giving the electric motor an instructing for rotating a foot shaft in a reverse direction and checking whether the foot shaft is rotating in the reverse direction, and a step of checking whether hydraulic pressure acting on the hydraulic pump has reached a predetermined pressure level. By checking a rotating direction of the electric motor, it is possible to check electrical connections. By checking the hydraulic pressure, it is possible to check whether there is any trouble in a hydraulic system. Namely, the present invention can perform an electrical connection check and a hydraulic pressure check in a collective fashion. | 05-14-2015 |
20150338313 | VEHICLE TESTING SYSTEM - A vehicle testing system includes: an actuator for operating a vehicle or a part of a vehicle in a predetermined algorithm; an operating conditions calculating unit that calculates operating conditions being applied to a component of the vehicle or a component of the part of the vehicle during the operation of the vehicle or the part of the vehicle by the actuator; and a component testing device that connects to the component, in which the component testing device operates and applies to the component the operating conditions calculated by the operating conditions calculating unit. | 11-26-2015 |
20150344156 | STABLE GROUNDING SYSTEM TO AVOID CATASTROPHIC ELECTRICAL FAILURES IN FIBER-REINFORCED COMPOSITE AIRCRAFT - Methods and apparatus are described to detect, measure, and determine the presence of unknown Groundloop currents flowing through unidentified circuit pathways within the wiring system distributed within a portion of a fuselage of an airplane substantially made from fiber-reinforced composite materials to avoid catastrophic failures of the electrical system within such an airplane. | 12-03-2015 |
20150348338 | INSPECTION MANAGING APPARATUS, INSPECTION SYSTEM, AND INSPECTION METHOD FOR INTEGRATED MULTIMEDIA OF VEHICLE - An inspection system for an integrated multimedia of a vehicle includes: a wireless connector mounted in the vehicle; and a communication terminal requesting pairing with the integrated multimedia of the vehicle through a short range wireless communication using the wireless connector, and determining at least one of whether a phonebook is transmitted, whether a call sound is transmitted and received, and whether short range wireless communication is performed, by inspecting the integrated multimedia for the vehicle in the state in which the communication terminal is paired with the integrated multimedia of the vehicle through the short range wireless communication. | 12-03-2015 |
20150369704 | METHOD FOR CHARACTERIZING THE BEHAVIOUR OF A VEHICLE AND USE IN THE SELECTION OF THE TYRES OF THE VEHICLE - To characterize a behaviour of a vehicle, a subjective behavior test is conducted on a given configuration of a suspension device and a wheel disc of the vehicle to determine whether the vehicle's behaviour is acceptable. Modifications are made to the given configuration so as to sweep through pairs of values corresponding to a lateral force Fy and a lateral offset Dy of the wheel in straight-line running For each modified configuration of the suspension device and/or the wheel disc, the subjective behaviour test is conducted again. For each configuration of the suspension device and the wheel disc tested, a determination is made of a pair of values of the lateral force Fy and the lateral offset Dy of the wheel in straight-line running Areas Z of acceptable behavior of the vehicle in a plane Fy, Dy are determined. | 12-24-2015 |
20160093903 | STATE DIAGNOSTIC APPARATUS OF FUEL CELL STACK - An apparatus for diagnosing a state of a fuel cell stack is provided. The apparatus may diagnose the state of the fuel cell stack without including the DC-DC converter which boosts the DC voltage and the inverter which converts the boosted DC voltage into the AC voltage. In particular, the apparatus may diagnose the state of the fuel cell by applying the rectangular wave of the single frequency having a duty ration of about 0.5 to the fuel cell stack, measuring the voltage of the fuel cell stack, detecting the even multiple harmonic component of the frequency of the rectangular wave by performing the frequency conversion on the measured voltage, and then diagnosing the state of the fuel cell stack based on the magnitude of the detected harmonic component. | 03-31-2016 |
20160110936 | METHOD OF MAKING TUNING MAP FOR CONTROLLING DEVICE OF VEHICLE - A method of making a tuning map for a vehicle device includes deriving performance parameters of the vehicle device in a new vehicle and setting a target tuning performance. A pre-tuning map is established by building an interpretation model of the new vehicle including an interpretation model and a control model of the vehicle device, and tuning parameters, which satisfy the target tuning performance, are set using the performance parameters through interpretation of the models. The pre-tuning map is applied to a control logic of the vehicle device for an actual vehicle which includes the vehicle device mounted therein, and the actual vehicle tuning is performed. Whether actual vehicle performance satisfy a preset target performance after tuning the actual vehicle is evaluated, and the tuning map is finalized when the target tuning performance is satisfied. | 04-21-2016 |
20160133063 | APPARATUS AND METHOD FOR DIAGNOSING ACTUATORS IN VEHICLE - An apparatus and a method for diagnosing actuators in a vehicle can improve accuracy and reliability of a failure diagnosis by allowing a diagnostic control apparatus in a vehicle to measure power data and implementing a fast diagnosis by reducing a separation time and a diagnosis time of a measurement apparatus. | 05-12-2016 |
20160148445 | SYSTEMS AND METHODS FOR BUILT IN TEST EQUIPMENT FOR A BRAKE CONTROL SYSTEM - A method is disclosed that comprises severing an I/O channel between an EMAC and an aircraft component; sending a test signal to the brake system controller; receiving, from the brake system controller, a feedback signal to the test signal; and determining an appropriateness of the feedback signal. | 05-26-2016 |
20160152354 | Multi-Dimensional Damage Detection | 06-02-2016 |
20160203659 | Apparatus and Method for Testing Aircraft Message Trigger Logics | 07-14-2016 |