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| Number | Title | Issue Date |
| 7285869 | Method for estimating engine power in a hybrid electric vehicle powertrain A method is disclosed for estimating engine power output for an engine in a hybrid electric vehicle powertrain that includes an electric motor and an electric generator. Selected powertrain variables, including electric motor torque and electric generator torque, ar... | 10/23/2007 |
| 7210546 | Controller and control method for a hybrid electric vehicle powertrain A parallel hybrid electric vehicle powertrain and control method wherein an internal combustion engine and an electric motor system define a split power operating mode, a generator drive mode and a parallel power mode. Provision is made, when the motor is inoperable... | 05/01/2007 |
| 7204230 | Vehicle and method for controlling an engine A vehicle and method for controlling an engine in a vehicle are provided. A temperature of a lubricating fluid in the engine is determined, as are first and second engine speed limits. Operation of the engine at the first engine speed limit is limited to a predeterm... | 04/17/2007 |
| 7203578 | Wheel torque estimation in a powertrain for a hybrid electric vehicle A method for estimating traction wheel torque in a hybrid electric vehicle powertrain that does not require a torque sensor. The method relies upon variables including speed, torque, moments of inertia and angular acceleration of powertrain components. Separate stra... | 04/10/2007 |
| 7199551 | Method and system for controllably transferring energy from a high voltage bus to a low voltage bus in a hybrid electric vehicle A method and system for controllably transferring energy from a high voltage bus to a low voltage bus in a hybrid electric vehicle. A vehicle system controller controls a DC/DC converter coupled between the high voltage bus and the low voltage bus to control the tra... | 04/03/2007 |
| 7198588 | System and method for controlling engine idle in a vehicle A method for controlling engine idle in a vehicle having a motor connected to the engine through a power transfer unit is provide. Upon receiving a neutral command, the engine torque is commanded to approximately zero. The motor torque is adjusted to maintain an app... | 04/03/2007 |
| 7198124 | Vehicle and energy producing and storage system for a vehicle An energy producing and storage system for a vehicle includes a compressed gas storage tank having a generally cylindrical outer wall and a generally cylindrical battery having a partially triangular section defined in part by a concave surface extending along and n... | 04/03/2007 |
| 7196493 | Closed loop control of battery power limits based on voltage A controller and a control method for modifying battery discharge and charge power limits in a vehicle powertrain that includes an electric battery as a power source. The modification compensates for inaccurate estimates of battery discharge and charge power limits ... | 03/27/2007 |
| 7197382 | Method and system for determining engine state of a hybrid electric vehicle A method and system of engine state determination includes a plurality of requestors each of which compares vehicle or environmental conditions to a requirement and outputs a request state variable. The requestors are grouped according to function or component and t... | 03/27/2007 |
| 7192005 | Control method and controller for a solenoid-operated electrohydraulic control valve A method and system for controlling a solenoid-operated pressure regulator valve to achieve high compliance with respect to a commanded current in accordance with a precalibrated transfer function. A dither frequency imposed on applied current is changed at precalib... | 03/20/2007 |
| 7182065 | Vehicle and method for operating an engine in a vehicle A method for selectively adjusting an amount of fuel to an engine in a vehicle is provided. The vehicle includes an electric machine operatively connected to the engine and capable of controlling a speed of the engine. The method includes providing an amount of fuel... | 02/27/2007 |
| 7160223 | Method for inhibiting engine stalling in a hybrid vehicle A method for inhibiting stalling of an engine of a hybrid electric vehicle. The method includes determining whether the engine is running, determining whether a gear ratio of a power transfer unit is selected, starting a timer, and implementing a stall mitigation st... | 01/09/2007 |
| 7154068 | Method and system for a vehicle battery temperature control A system for heating a vehicle battery and a method for using the same. The system and method enable energy flow from the battery to a heater to heat the battery after determining a shut-down condition. ... | 12/26/2006 |
| 7143851 | Method for controlling a wheel drive system of a hybrid vehicle A method for operating a hybrid vehicle when starting a power source. The method includes initiating a start sequence that includes driving the power source at a target speed, determining a speed adjustment value based on an amount of vehicle acceleration requested ... | 12/05/2006 |
| 7145783 | Apparatus reducing radiated emission from electronic modules The present invention provides an electronic module assembly with reduced EMI noise emission. The electronic module assembly of the invention includes an electronic module component that emits EMI noise. The electronic module assembly has a first electric reference ... | 12/05/2006 |
| 7128677 | Transmission arrangements for hybrid electric vehicles A geared, power transmission mechanism for a hybrid electric vehicle wherein multiple power flow paths are established between an engine and vehicle traction wheels and between an electric motor and the vehicle traction wheels. At least one of the power flow paths i... | 10/31/2006 |
| 7117964 | Control system for a hybrid electric vehicle powertrain A control system for a hybrid powertrain for a hybrid electric vehicle with an internal combustion engine and an electric drive system including an electric motor, a battery and a generator. The control system includes a system controller that monitors actual batter... | 10/10/2006 |
| 7116077 | Diagnostic system and method for an electric motor using torque estimates The present invention can diagnose a potential discrepancy in electrical operating characteristics of a three phase electric motor by generating two independent torque estimates using a plurality of current sensors and a shaft position sensor. The invention provides... | 10/03/2006 |
| 7115064 | Method for controlling a hybrid vehicle A method for controlling a wheel drive system of a hybrid electric vehicle when starting a power source. The hybrid electric vehicle includes first and second power sources, a motor, and a power transfer unit adapted to drive a vehicle wheel. The method includes det... | 10/03/2006 |
| 7116068 | Diagnostic system and method for an electric motor using torque estimates A system and method for diagnosing a potential electrical operating discrepancy in a polyphase electric motor by generating two independent torque estimates using a plurality of current sensors and, optionally, a shaft position sensor. Differences between the indepe... | 10/03/2006 |
| 7107956 | Vehicle and method for controlling engine start in a vehicle A vehicle and method are provided that control engine start in the vehicle. The vehicle includes an electric machine operable to provide a starting torque to the engine. The vehicle also includes a battery capable of providing energy to operate the electric machine.... | 09/19/2006 |
| 7096683 | Vehicle cooling system An integrated cooling system having two separate evaporator coils is provided. Each evaporator coil has its own shutoff, thereby allowing for individual control over the cooling of each of two vehicle spaces. The evaporator coils may be disposed within the vehicle t... | 08/29/2006 |
| 7093870 | Transformable vehicle A vehicle includes a transformable vehicle body having a first body configuration and a second body configuration. The first body configuration resembles a wagon-style vehicle that includes a fully enclosed passenger space and cargo area. The second body configurati... | 08/22/2006 |
| 7091839 | Indicator for a hybrid electric vehicle An indicator for use with an electric vehicle having an engine and an electric traction motor. The indicator includes a tachometer gauge for displaying engine revolution speed. The indicator further includes an electric only indicator for displaying whether the vehi... | 08/15/2006 |
| 7085631 | Vehicle and method for operating an engine in a vehicle A vehicle and method are provided that determine a misfire torque limit for an engine in the vehicle. The vehicle includes an electric machine operable to provide torque to the engine. The method includes commanding the engine to operate at a predetermined torque an... | 08/01/2006 |
| 7084589 | Vehicle and method for controlling power to wheels in a vehicle A method for controlling power to wheels in a vehicle, the vehicle having an electric storage device for providing power to an electric machine. The method includes determining a first power demand for the vehicle based at least in part on a driver input, determinin... | 08/01/2006 |
| 7082930 | Method for controlling engine fuel injection in a hybrid electric vehicle A method for controlling fuel injection during engine startup in a hybrid electric vehicle. The hybrid electric vehicle includes an engine, a power source, an electrical machine, and a control module. The method includes the steps of driving the engine with the elec... | 08/01/2006 |
| 7083381 | Hydrokinetic torque converter stator blade construction A stator blade for a hydrokinetic torque converter, the blade profile having geometric characteristics that improve torque flow efficiency in the converter torque flow circuit, whereby the torque converter efficiency at high speed ratios is improved without signific... | 08/01/2006 |
| 7079932 | Method for tie-up detection in an automatic transmission A method for detecting tie-up in an automatic transmission is provided. The rate of change of the output shaft acceleration is calculated by twice differentiating with respect to time the transmission output shaft speed. The calculated rate is then compared to a pre... | 07/18/2006 |
| 7079015 | System for connecting wireless devices to a vehicle A method and system relating to connecting a wireless device carried by an individual to a vehicle network by providing a hands-free feature for notifying a vehicle module of the presence of a wireless device. In response to the notification, the vehicle module can ... | 07/18/2006 |
| 7079942 | Method for controlling starting of an engine in a hybrid electric vehicle powertrain A method for controlling starting of an internal combustion engine in a hybrid electric vehicle powertrain having multiple power flow paths to vehicle traction wheels from the engine and from an electric motor. A smoothness factor is calculated to determine how smoo... | 07/18/2006 |
| 7073615 | System and method for operating an electric motor by limiting performance A method and system for limiting motor performance in a hybrid electric vehicle system. During a condition in a primary drivetrain, the method limits performance of an electric motor used in an auxiliary drivetrain to control energy consumed from a battery in the au... | 07/11/2006 |
| 7051831 | Method and apparatus for maintaining a connection between a vehicle and a fuel source An apparatus 10 which allows a transmission 18 to be selectively shifted from a parked gear arrangement to another gear arrangement when the fuel door 13 is closed and the brake pedal 22 is depressed, and which allows a parked vehicle ... | 05/30/2006 |
| 7035723 | Method for rapid data table initialization The present invention provides a fast learn algorithm for quickly providing data to a data table and a controller. Existing data is considered, such that information gathered from prior events is not arbitrarily overwritten. An error is determined for a first data c... | 04/25/2006 |
| 7020580 | Method and system to facilitate reporting results of a defect inspection An invention to facilitate reporting results of a defect inspection. The defect inspection can relate to paint defects, structural defects, dimensional defects, and other defects. The invention is suited to products having multiple body portions. A portable computer... | 03/28/2006 |
| 7016774 | System for scheduling the servicing of equipment A computerized, Internet-based method and system for scheduling the servicing a set of items of equipment such as a fleet of motor vehicles each requiring the performance of service operations according to predetermined repair and maintenance schedules comprises com... | 03/21/2006 |
| 7014592 | System and method for controlling an automatic transmission in a vehicle A method for controlling an automatic transmission in a vehicle is provided. The method selectively provides automatic engine braking for the vehicle. When it is determined that automatic engine braking is desired, the upshift schedule is increased, such that a high... | 03/21/2006 |
| 7006878 | Computer-implemented method for analyzing a problem statement based on an integration of Six Sigma, Lean Manufacturing, and Kaizen analysis techniques A computer-implemented method for analyzing problem statements. The method includes focusing the problem statement into an operation definition and then assigning a level indicator to the operation definition. The method further includes analyzing the problem statem... | 02/28/2006 |
| 6996602 | Server-side page table framework for client application definition and execution A server-side method and system are provided for defining and executing client computer applications. Aspects of preferred embodiments include defining a page table associated with a client computer application. The page table includes, for one or more application p... | 02/07/2006 |
| 6994647 | Adaptive pressure control method for achieving synchronous upshifts in a multiple-ratio transmission An adaptive shift control method for a geared multiple ratio transmission having friction elements for clutches and brakes to establish and disestablish gear ratio changes wherein at least one ratio change involves engagement of one friction element in synchronism w... | 02/07/2006 |
