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Class 701/31 - Self-test


Subclass of Class 701 - Data processing: vehicles, navigation, and relative location
Definition: Vehicle diagnosis or maintenance indication wherein the
No. of patents: 216
Last issue date: 04/10/2012


1            
NumberTitleIssue Date
8155822Vehicular electronic control apparatus and control specification setting method for same
A vehicular electronic control apparatus is manufactured with at least a portion of control data is omitted, while permitting control data that corresponds to a specific specification to be set afterwards. The control apparatus includes a self-diagnosing function an...
04/10/2012
8126609Vehicle driving assist system
A vehicle driving assist system calculates a risk potential indicative of a degree of convergence between a host vehicle and a preceding obstacle. Then, the system performs a driver notification operation that produces a driver notification stimulus based on the ris...
02/28/2012
8108094Diagnosis device for energy transfer in vehicle
Any anomaly in energy transfer is appropriately diagnosed in a vehicle. The energy transfer system of a vehicle is provided with: an input energy computation means (e.g., the chemical energy of fuel computation means) for determining the input energy of the energy t...
01/31/2012
8095262Vehicular control apparatus and program storage medium
Whether an anomaly occurs in a data-rewritable second nonvolatile memory is determined by comparison between (i) a diagnosis code stored in the second nonvolatile memory and (ii) data contents stored as a diagnosis table in a first nonvolatile memory. The first nonv...
01/10/2012
8082076Visual diagnostic system and subscription service
A visual diagnostic system is disclosed. The visual diagnostic system has a sensor located onboard a machine to generate a signal indicative of a status of a machine component, and a user interface associated with the machine to receive input from and provide inform...
12/20/2011
8065050Method and apparatus for detecting an insufficient phase current in a permanent magnet synchronous motor
A method is provided for detecting an insufficient or missing phase current in a permanent magnet synchronous motor, and includes determining a composite vector position of a combined three-phase phase current with respect to a stationary portion of the motor, and a...
11/22/2011
8060275Rough road detection system used in an on-board diagnostic system
An on-board diagnostic system of a vehicle comprises disabling diagnostic operation, such as a misfire monitor, based on road roughness. In one example, the disabling of the diagnostic operation is based on brake actuation and degradation of an anti-lock braking sys...
11/15/2011
8046127Vehicle-mounted electronic control apparatus
A vehicle-mounted electronic control apparatus can perform a variety of abnormality detections while reducing the control load of a microprocessor in the abnormality detection of a volatile backup memory that is backed up by an on-board battery. The apparatus includ...
10/25/2011
8041476Error message details for debug available to end user
A diagnostic tool for diagnosing a vehicle, includes a signal translator communicating with the vehicle in at least one protocol, an input device for inputting information, a processor controlling a software according to the input information from the input device a...
10/18/2011
8032275Device and method for side impact detection in a vehicle
A method and a device for side impact detection in a vehicle. A first signal is generated by a side impact sensor system. A plausibility sensor system determines the direction and magnitude of a lateral speed of the vehicle and/or a slip angle as a plausibility sign...
10/04/2011
7925398Error message details for debug available to end user
A diagnostic tool for diagnosing a vehicle, includes a signal translator communicating with the vehicle in at least one protocol, an input device for inputting information, a processor controlling a software according to the input information from the input device a...
04/12/2011
7751954Operating system of construction machinery
The operating system for a construction machine gives advice on efficient operation to an operator. A specified state value relating to the operational condition of the construction machine, for example, the hydraulic oil pressure or engine speed, is detected (S1...
07/06/2010
7684907Driver assistance system for a road vehicle
The invention relates to a driver assistance system provided with an auxiliary system. The driver assistance system comprises detecting means for detecting information about a vehicle and influencing means for influencing a direction of movement and/or the speed of ...
03/23/2010
7613554System and method for demonstrating functionality of on-board diagnostics for vehicles
A system and method for demonstrating or testing operation of on-board diagnostics in a vehicle include imitating performance degradation of a vehicle hardware component and/or associated vehicle system by dynamically modifying at least one control system parameter ...
11/03/2009
7610127Vehicle stability monitoring system and method and article of manufacture for determining vehicle stability
A vehicle stability monitoring system and a method and an article of manufacture for determining vehicle stability are provided. The vehicle stability monitoring system includes a plurality of vehicle sensors generating a plurality of signals. The vehicle stability ...
10/27/2009
7584031Method for driving head light of vehicles
A method for detecting errors in driving device of head light of vehicles utilizes a microprocessor control unit of a main circuit to detect the position of the driving shaft by checking the change of magnetic field or resistance of the driving member and the change...
09/01/2009
7415325Method and apparatus for data interchange between a tractor vehicle and a trailer vehicle
A method and apparatus for data interchange between a tractor vehicle and a trailer vehicle coupled thereto. A first electronic device provided in or on the tractor is connected via a data link to a second electronic device provided in or on the trailer; the first a...
08/19/2008
7412320Detection of gas turbine airfoil failure
A system and method for early detection of a failure of a gas turbine engine airfoil (10), such as but not restricted to a burn through of the airfoil outer skin (12). A sensor (52) provides a signal (54) responsive to a condition of flui...
08/12/2008
7409275Vehicle diagnostic system
The present invention provides a vehicle diagnostic system comprising an electronic control unit for controlling and monitoring vehicle equipment, a radio communication means for transmitting a vehicle diagnostic information to a telecommunication equipment located ...
08/05/2008
7409273Tire trouble detection device
A tire trouble detection device detects occurrence of a trouble in a tire. The tire trouble detection device comprises a detection unit which detects a change of state of a layered composition portion arranged in layers inside an outer sheath forming an outside surf...
08/05/2008
7400955Procedure to diagnose a fuel tank ventilation system and device to implement the procedure
A procedure to diagnose a fuel tank ventilation system of a motor vehicle and a device to implement the procedure are proposed. The fuel tank ventilation system contains at least one first ventilation pathway discharging into the air intake area of the internal comb...
07/15/2008
7366597Validating control system software variables
A vehicle having a system for validating a variable signal for input to a processor-performed function. An input module receives the signal. A processor tests first and second storage locations of a memory. After testing, the processor stores the signal in the first...
04/29/2008
7363127Air brake system monitoring for pre-trip inspection
Vehicles equipped with air brake systems and compressed air systems for supporting operation of the brakes provide for automated inspection of the air compressor system using an onboard vehicle or engine management computers. During vehicle operation, the system con...
04/22/2008
7359786Control and power supply network for vehicle braking system
An electrically controlled braking system includes a first control unit and a second control unit in electrical communication via a communication link and a human machine-interface manipulatable by a vehicle operator. The human-machine interface includes a first sen...
04/15/2008
7337048Vehicular occupant protection system
A vehicular occupant protection system includes an air bag sensor; a base signal generating unit that generates a base signal for abnormality diagnosis for the air bag sensor; a diagnosis-signal generating unit that generates a diagnosis signal for the air bag senso...
02/26/2008
7330502Input/output circuit and semiconductor integrated circuit
An input/output circuit includes a reference clock generator configured to generate a reference clock. A signal transmitter is configured to transmit serial data in synchronization with one of the reference clock and a test clock. A signal-receiving circuit is confi...
02/12/2008
7328011Management of mobile networks
Exemplary methods and systems manage a mobile network. A mobile network node is managed when the node is connected to the network. However, an alarm is not necessarily generated when the node is not connected to the network. A status message is periodically generate...
02/05/2008
7319926Self-diagnosis display unit
To a self-diagnosis indication system for performing a startup disablement indication when an abnormal condition is self-detected at the time of start up without using on/off signals from a starter switch. There is provided a self-diagnosis indication system for out...
01/15/2008
7293843Braking system for vehicle
A braking system for a vehicle, including a braking device which puts brake on a vehicle; an operating device which includes an operating member that is operated by a driver of the vehicle in a braking force increasing direction, that is, an operating direction in w...
11/13/2007
7293148Method for reliably verifying a memory area of a microcontroller in a control unit and control unit having a protected microcontroller
A method is provided for controlling a microcontroller in a control unit in a motor vehicle, having a processor core, at least one read-only memory area and at least one rewritable memory area, at least one control program which is intended to be processed by the pr...
11/06/2007
7267412Method for determining or calibrating the brake control characteristic of a vacuum brake booster
In a method for determining or calibrating the brake control characteristic of a vacuum brake booster of a vehicle brake system, the pressure in the working chamber or the pressure difference between the working chamber and the vacuum chamber of the vacuum brake boo...
09/11/2007
7263418Method and device for visualizing a vehicle repairing
A method is provided for providing image data for visualizing a defective part and/or a repair process and/or a maintenance service of a road-bound vehicle, in particular a car or motorcycle. The aim is to reduce the translation costs for repair manuals. The method ...
08/28/2007
7257472Method and apparatus for fault diagnosis
A data protocol converter has two interfaces, one of which can be connected to a standard vehicle diagnostic interface, and the other permitting wireless message transfer using a diagnostic handset. A data protocol translator converts the messages from the standard ...
08/14/2007
7251550Aircraft accessory monitor
Methods and apparatus are provided for monitoring an aircraft accessory. The apparatus comprises a processor associated with said aircraft accessory, a transducer coupled to said processor and operable to produce parametric data relating to said aircraft accessory a...
07/31/2007
7248932Electronic control unit
A main CPU transmits data used in determination of whether or not a target throttle opening degree calculation logic and an estimated target throttle opening degree calculation logic are normal (a target degree and an estimated target degree of throttle opening, and...
07/24/2007
7248954Integrated circuit vehicle diagnostics interface adapter apparatus and method
An integrated circuit vehicle diagnostics interface adapter includes a semiconductor substrate with two integral gateway conductors. A set of paired switches on the substrate link any two of a first set of contacts to the gateway conductors, and another set of paire...
07/24/2007
7245995Fault-tolerant vehicle stability control
A system and method for providing a fault tolerant vehicle dynamics control (VDC) is described. The system includes a fault tolerance module that receives an indication of a fault in at least one of the actuators of the VDC and selects a fault compensation mode to m...
07/17/2007
7222005Abnormal oil pressure reduction determination device for vehicle transmission
An abnormal oil pressure reduction determining device has an oil pressure sensor which detects a real oil pressure, a sensor which detects a vehicle running state, and a controller which sets an oil pressure command value for an oil pressure control mechanism. The c...
05/22/2007
7222006Method for determination of pre-authorization engine operation time for a vehicle theft deterrent system
Methods and apparatus are provided for determining the duration a motor vehicle engine may operate while operator authorization is verified in response to an ignition request. In one embodiment the method includes the steps of decrementing a pre-authorization timer ...
05/22/2007
7222002Vibration engine monitoring neural network object monitoring
The present invention provides an aircraft engine vibration system that provides information about engine health. Embodiments of the present invention monitor for excessive vibration, monitor for bird strike, monitor for ice build up on the fan section, and monitor ...
05/22/2007
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