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Gm Global Technology Operations Llc patents


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

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Multi-modal mobile-device projection mechanism for efficient resource sharing

A multi-modal projection system, such as a smartphone, a wearable, or a generic universal-serial-bus-class (generic usb-class), for use in projecting device output via a host apparatus, such as a transportation vehicle. The system includes a hardware-based processing unit (processor), and a base data-processing resource needed by each of a plurality of interface components to generate the output to be projected via the host apparatus. ... Gm Global Technology Operations Llc

Combination of plasma coating and spray coating for lithium battery electrode fabrication

An atmospheric plasma spray device is used to direct a stream of plasma-heated, particulate, lithium battery electrode materials to form a porous layer of the electrode particles on a surface of a compatible current collector metal foil. Subsequently, a non-plasma spray device is used to direct a stream of droplets of an aqueous solution of a polymeric binder material onto and into the porous layer of electrode particles. ... Gm Global Technology Operations Llc

Battery bus bar design and laser welding

A battery assembly includes a plurality of battery cells each including a cell tab and a bus bar connected to the cell tabs of adjacent battery cells. The bus bar including a pair of 180 degree bend regions that each define a channel for receiving a respective cell tab and a cut-out region defining an opening having opposing edge portions that allows direct access to the cell tab within the cut-out region. ... Gm Global Technology Operations Llc

Automatic transmission of reminders for devices left behind

A method for generating and transmitting a reminder message includes obtaining a unique user profile. The user profile includes a user identification (id) indicative of a unique user, an object id indicative of a unique object, and a device id indicative of a unique mobile device. ... Gm Global Technology Operations Llc

Methods and systems for integrated vehicle sensor calibration and maintenance

A method of verifying the health and functionality of at least one vehicle sensor is disclosed herein. The method includes positioning the vehicle within a controlled environment test facility, displaying a predetermined test pattern to the at least one vehicle sensor as the vehicle travels within the controlled environment test facility, receiving sensor data corresponding to a performance condition of the at least one sensor from the at least one vehicle sensor, transmitting the sensor data to a remote processor, and determining a functional condition of the at least one vehicle sensor based on the sensor data.. ... Gm Global Technology Operations Llc

Multi-mode transportation planning and scheduling

A multi-mode transportation system and method are provided in which a scheduler service (ss) generates an initial transportation schedule (ts) including a list of transport legs where transport over one or more transport legs is via an autonomous vehicle (av) from an initial scheduled pick-up location (ispul) at an initial scheduled pick-up time (isput). The ss monitors for any changes to the initial ts, and if any are detected, updates the initial ts based on the changes to generate a current ts that includes a currently scheduled pick-up time (csput) and a currently scheduled pick-up location (cspul) for the transport leg. ... Gm Global Technology Operations Llc

Target tracking using region covariance

A vehicle, system and method for tracking an object with respect to the vehicle. A radar system receives a first plurality of detections from an object during a first time frame and a second plurality of detection during a second time frame. ... Gm Global Technology Operations Llc

Velocity measurement with asymmetric doppler spectrum

A method and system to obtain a velocity measurement of a target detected by a radar system using an asymmetric doppler spectrum includes a receive portion of the radar system to receive a reflected signal from the target. A mixer mixes the reflected signal with a shifted signal to obtain a mixed signal. ... Gm Global Technology Operations Llc

Equalizing reservoir with fill level sensor

The present development relates to a closure cap for an equalizing reservoir of a motor vehicle cooling arrangement. The closure cap includes a cap body and a fill level sensor arranged on the cap body. ... Gm Global Technology Operations Llc

Joining system and method

Systems and method are provided for joining components. A pin may have a head, and a stem extending from the head. ... Gm Global Technology Operations Llc

Systems and methods with improved lr-egr activation

Exhaust gas recirculation systems and methods are provided for an internal combustion engine. The system includes a first conduit configured to receive at least a portion of exhaust gas from the internal combustion engine; a cooling circuit selectively fluidly coupled to the first conduit; a bypass circuit selectively fluidly coupled to the first conduit and including a bypass conduit; and a second conduit fluidly coupled to receive the exhaust gas flowing through the cooling circuit and through the bypass circuit. ... Gm Global Technology Operations Llc

Method of cam phase control based on cylinder wall temperature

A method of controlling intake and exhaust cam phase in an internal combustion engine includes sensing an engine speed and an engine load of the internal combustion engine, sensing or estimating a wall temperature of a cylinder of the internal combustion engine, utilizing the engine speed and the engine load in one or more lookup tables based on the cylinder wall temperature to determine intake phaser constraint values and exhaust phaser constraint values for cold operation of the internal combustion engine, and transitioning the intake phaser constraint values and the exhaust phaser constraint values for cold operation to intake phaser constraint values and exhaust phaser constraint values based on one or more lookup tables for normal hot operation of the internal combustion engine.. . ... Gm Global Technology Operations Llc

Vehicle exhaust system

An exhaust system for a vehicle includes a catalytic converter, an exhaust manifold, an outlet sensor in addition to inlet and outlet pipes. The catalytic converter includes an integrated oxygen sensor mount, an entry, and an outlet. ... Gm Global Technology Operations Llc

Motor vehicle including a lean nox trap regeneration system and method for regeneration

An emissions control system for a motor vehicle including an internal combustion engine includes a lean nox trap (lnt) device including an lnt inlet and an lnt outlet, and a lnt sensor arranged at the lnt inlet. The lnt sensor is operable to detect a temperature of exhaust gases passing into the lnt device. ... Gm Global Technology Operations Llc

09/27/18 / #20180274453

Coordination of torque interventions in mpc-based powertrain control

A propulsion system, control system, and method are provided for optimizing fuel economy, which use model predictive control systems to generate a plurality of sets of possible command values and determine a cost for each set of possible command values of based on a first predetermined weighting value, a second predetermined weighting value, a plurality of predicted values, and a plurality of requested values. The set of possible command values having the lowest cost is determined and defined as a set of selected command values. ... Gm Global Technology Operations Llc

09/27/18 / #20180274422

Soot model configurable correction block (ccb) control system

An engine control system includes a selective catalyst reduction (scr) device that reduces nitrogen oxide (nox) in exhaust gas in the presence of the reductant. A particulate filter (pf) is disposed downstream from the scr device to collect particulate matter from the exhaust gas stream. ... Gm Global Technology Operations Llc

09/27/18 / #20180274421

Methods for controlling and detecting catalyst poisoning of selective catalytic reduction devices

Method for controlling and detecting ammonium nitrate and/or ammonium nitrite poisoning within selective catalytic reduction (scr) devices and systems incorporating the same are provided. Methods can include detecting a scr inlet exhaust gas no2:nox ratio above a poisoning nox flux threshold, detecting a scr temperature below a poisoning temperature threshold, and determining scr catalyst poisoning. ... Gm Global Technology Operations Llc

09/27/18 / #20180274418

Methods for monitoring and/or controlling the performance of selective catalytic reduction devices

Method for controlling and/or monitoring the performance of selective catalytic reduction devices (scr) and systems incorporating the same are provided. Systems can include a scr configured to receive reductant at a variable dosing rate, an upstream nox sensor, and a downstream nox sensor. ... Gm Global Technology Operations Llc

09/27/18 / #20180274417

Reduced order selective catalytic reduction

Technical features are described for an emissions control system for a motor vehicle that includes an internal combustion engine are described. The emissions control system includes a selective catalytic reduction (scr) device fluidically including an scr inlet and an scr outlet. ... Gm Global Technology Operations Llc

09/27/18 / #20180274416

Aftertreatment system for motor vehicle

An aftertreatment system for an internal combustion engine includes a diesel cold start catalyst member, a lean nox trap (lnt) member arranged directly adjacent to and downstream of the diesel cold start catalyst, and a selective catalyst reduction (scr) member arranged downstream of the lnt. The diesel cold start catalyst is operable to reduce nox emissions at operating temperatures below 200° c. ... Gm Global Technology Operations Llc

09/27/18 / #20180274397

Device and method for fast position control of a hydraulic actuator

A method, control system, and variable valve timing system are provided for controlling an actuator that can be switched into an on state and an off state with pulse width modulation. The systems and method include controls configured to determine an actual system parameter on a first time schedule and a desired system parameter on a second time schedule. ... Gm Global Technology Operations Llc

09/27/18 / #20180273100

Side load transfer device for a body on frame vehicle

A vehicle includes a frame system having a frame rail that extends along and is laterally offset from a longitudinal axis. A body is mounted to the frame system, and includes a rocker panel that extends along the longitudinal axis, and is disposed outboard of the first frame rail. ... Gm Global Technology Operations Llc

09/27/18 / #20180273084

System and method for testing a hands-off clutch for a steering hardware-in-loop (hil) system

A calibration system for an electric power steering system includes a hardware-in-loop (hil) test fixture, and an electric power steering system mounted to the hil test fixture. The electric power steering system includes a power steering rack, and an intermediate shaft (i-shaft) mechanically connected to the power steering rack. ... Gm Global Technology Operations Llc

09/27/18 / #20180272997

Heat sink and cleaning device

A heat sink with at least one fluid directing member is disclosed. The heat sink includes a heat collection surface, a heat transfer surface comprising at least one heat dissipation surface, and at least one fluid directing member. ... Gm Global Technology Operations Llc

09/27/18 / #20180272978

Apparatus and method for occupant sensing

A method and apparatus for imaging occupants are provided. The apparatus includes a reflective surface; an imaging sensor configured to capture an image of the reflective surface; and a controller configured to process the captured image and control to perform a function based on the captured image. ... Gm Global Technology Operations Llc

09/27/18 / #20180272944

System for and method of dynamically displaying images on a vehicle electronic display

A system for and method of displaying multiple images on an electronic display included in a vehicle. The method may include altering the position or one or more properties of a secondary image based on whether an object is detected in a primary image. ... Gm Global Technology Operations Llc

09/27/18 / #20180272932

Methods and systems for controlling light

Systems, vehicles, and methods for controlling light are provided. In an exemplary embodiment a vehicle with a cabin includes a light senor positioned within the vehicle, where the light sensor is configured to send a light intensity signal. ... Gm Global Technology Operations Llc

09/27/18 / #20180272877

Electric vehicle with thermal management system

An electric vehicle includes a thermal management system, an electric drive, a traction battery electrically coupled to the electric drive and a thermal energy source thermally coupled to the traction battery. Thermally coupling the thermal energy source and traction battery makes it possible to keep the area surrounding the traction battery and the traction battery itself at a temperature level where the traction battery can be efficiently operated. ... Gm Global Technology Operations Llc

09/27/18 / #20180272849

Sealing assembly for automotive glass

A vehicle assembly includes a windshield having a fore edge and a body panel having an aft edge. The body panel includes an arm portion protruding from the aft edge and a tapered portion disposed at an interface between the aft edge and the arm portion. ... Gm Global Technology Operations Llc

09/27/18 / #20180272619

Methods for joining polymeric composites using a hybrid friction/ultrasound technique for achieving desired weld characteristics

A method for use in efficiently joining together multiple workpieces to inhibit establishment of weld material in unwanted areas. The method uses a hybrid shaping-and-energizing system having a shaping tool and an ultrasonic horn. ... Gm Global Technology Operations Llc

09/27/18 / #20180272618

Ultrasonic welding of dissimilar sheet materials

A ultrasonic welding method of joining dissimilar-material workpieces, such as sheet materials, and the joined components formed thereby. The method includes applying ultrasonic energy to a thermoplastic piece to fill a hole of a dissimilar piece to form a weld point that is made up with polymer from the thermoplastic piece. ... Gm Global Technology Operations Llc

09/27/18 / #20180272457

Electrode for resistance spot welding of dissimilar materials

A method of spot welding a workpiece stack-up that includes a steel workpiece and an aluminum alloy workpiece involves passing an electrical current through the workpieces and between welding electrodes that are constructed to affect the current density of the electrical current. The welding electrodes, more specifically, are constructed to render the density of the electrical current greater in the steel workpiece than in the aluminum alloy workpiece. ... Gm Global Technology Operations Llc

09/20/18 / #20180269999

Detecting satellite radio reception interference

A system and method of detecting satellite radio broadcast interference at a vehicle includes receiving a satellite radio broadcast at the vehicle, determining that the satellite radio broadcast has been interfered with by the existence of a cellular communications signal, and transmitting a data message identifying the location of the interference to a remote facility.. . ... Gm Global Technology Operations Llc

09/20/18 / #20180269505

Method to actively control cell pressure drop during operation

A method for controlling a pressure drop across the anode side or the cathode side of a fuel cell stack by controlling the intrusion of a cell separator into the flow channels in a feeder region of the stack so as to create a larger pressure volume on a pressure bias side of the stack. The method controls the flow rates of one or both of the cathode and anode reactant gases so as to cause the cell separators in an inlet feeder region and/or an outlet feeder region to move relative to the anode side and the cathode side so as to change a flow volume in the inlet feeder region and/or the outlet feeder region to control the pressure drop.. ... Gm Global Technology Operations Llc

09/20/18 / #20180268532

Methods and systems for vehicle tire analysis using vehicle mounted cameras

Methods and systems are provided for analyzing tires of a vehicle utilizing camera images from one or more cameras mounted on the vehicle (or infrastructure). In one example, the method includes obtaining camera images of one or more tires of a vehicle, utilizing one or more cameras that are mounted on the vehicle, during operation of the vehicle; and processing the camera images, via a processor, in order to generate an analysis of one or more of the tires based on the images that were obtained via the one or more cameras that are mounted on the vehicle.. ... Gm Global Technology Operations Llc

09/20/18 / #20180266489

Self-contained oil-lubricated bearing bracket system

A self-contained oil lubricated bearing bracket system for a vehicle includes a bracket component having a body including an inner surface defining, at least in part, a first opening, a second opening, and an interior portion defining, at least in part, a lubricant reservoir. A bearing is mounted to the bracket component. ... Gm Global Technology Operations Llc

09/20/18 / #20180266379

Hybrid vehicle engine starter control systems and methods

A system includes an electric machine coupled to an engine and configured to start the engine from an inactive state. A controller executes a first control algorithm while output speed of the electric machine is less than a first speed threshold, and also executes a second control algorithm while the output speed is greater than the first speed threshold and less than a second speed threshold. ... Gm Global Technology Operations Llc

09/20/18 / #20180266294

Model predictive control for multi-can selective catalytic reduction system

Disclosed are model predictive control (mpc) systems, methods for using such mpc systems, and motor vehicles with selective catalytic reduction (scr) employing mpc control. An scr-regulating mpc control system is disclosed that includes an nox sensor for detecting nitrogen oxide (nox) input received by the scr system, catalyst nox sensors for detecting nox output for two scr catalysts, and catalyst nh3 sensors for detecting ammonia (nh3) slip for each scr catalyst. ... Gm Global Technology Operations Llc

09/20/18 / #20180266143

Lock assembly with removable cover

A vehicle assembly includes a door and a lock. The lock is configured to selectively maintain the door in a closed position. ... Gm Global Technology Operations Llc

09/20/18 / #20180265133

Body-mounted tire blocker assembly

A body-mounted tire blocker assembly can absorb and/or manage energy when a vehicle body assembly is subjected to an external force. This vehicle body assembly may include a vehicle body defining a passenger compartment. ... Gm Global Technology Operations Llc

09/20/18 / #20180265094

Systems and methods for implementing user preferences for vehicles

Systems and method are provided for implementing user preferences for vehicles. In one embodiment, a method for implementing user preferences for vehicles includes receiving preferences of a user with respect to vehicle settings pertaining to a plurality of vehicles; and implementing, via instructions provided by a processor, the user's preferences for the vehicle settings when a user is set to occupy a vehicle of the plurality of vehicles.. ... Gm Global Technology Operations Llc

09/20/18 / #20180265068

Methods and systems of testing vehicle braking systems

Systems and methods are provided testing a vehicle braking system. The method includes determining a nominal brake system parameter of the brake system during a braking operation. ... Gm Global Technology Operations Llc

09/20/18 / #20180264971

Initialization of closed loop control for vehicle stopping

A road load module is configured to determine a road load torque to maintain zero vehicle acceleration. An initialization module is configured to determine an initial torque based on the road load torque. ... Gm Global Technology Operations Llc

09/20/18 / #20180264970

Control systems and methods for preventing low vehicle speed

A road load module is configured to determine a road load torque to maintain zero vehicle acceleration. A closed loop (cl) module is configured to determine a cl torque based on a difference between a target vehicle speed and a vehicle speed. ... Gm Global Technology Operations Llc

09/20/18 / #20180264917

Locating and retention pin

A method of assembly includes providing a panel. The method also includes providing a locating member with a first portion and a second portion, and securing the first portion to the panel. ... Gm Global Technology Operations Llc

09/06/18 / #20180254531

Lithium ion battery including lithium ion-exchanged zeolite particles

An electrochemical cell of a secondary lithium ion battery includes lithium ion-exchanged zeolite particles or “lithiated zeolite particles” positioned along at least a portion of a lithium ion transport path through the electrochemical cell. The lithiated zeolite particles may be positioned within the lithium ion transport path through the electrochemical cell, for example, by being distributed throughout an electrolyte disposed between confronting anterior surfaces of a negative electrode and a positive electrode. ... Gm Global Technology Operations Llc

09/06/18 / #20180254489

Pemfc electrode mudcrack mitigation at low pt loading

An electrode ink composition that forms a fuel cell catalyst layer with reduced mudcracking is provided. The ink composition includes a solvent, a platinum group metal-containing catalyst composition dispersed in the solvent, a primary polymer dispersed within the solvent, the primary polymer being an ionomer, and a secondary polymer dispersed within the solvent, the secondary polymer interacting with the primary polymer via a non-covalent interaction.. ... Gm Global Technology Operations Llc

09/06/18 / #20180254449

Composite porous separator including lithium ion-exchanged zeolite particles

A composite porous separator for an electrochemical cell of a secondary lithium ion battery includes particles of a lithium ion-exchanged zeolite material. The composite porous separator may be manufactured by preparing a slurry comprising a polymeric binder material and the particles of the lithium ion-exchanged zeolite material, and then depositing the slurry on one or more sides of a porous substrate. ... Gm Global Technology Operations Llc

09/06/18 / #20180253918

Acceleration and gravity data based system and method for classifying placement of a mobile network device on a person

A system is provided including a data module, a classification module and a control module. The data module is configured to receive at least one of acceleration data and gravity data from an accelerometer or a mobile network device, where the acceleration data and the gravity data are indicative of accelerations experienced by the mobile network device. ... Gm Global Technology Operations Llc

09/06/18 / #20180253913

Method and apparatus for predicting operating health of a torque converter clutch

A method of predicting the health of and controlling a hydraulic pressure actuated torque converter lock-up clutch includes determining rotational input and output speeds of the torque converter. The method also includes determining a magnitude of the hydraulic pressure. ... Gm Global Technology Operations Llc

09/06/18 / #20180253095

Systems and methods for vehicle dimension prediction

Systems and method are provided for controlling a vehicle. In one embodiment, a vehicle dimension prediction method includes producing a set of simulated observed dimensions based a set of known vehicle dimensions and training a machine learning module based on the set of simulated observed dimensions and the set of known vehicle dimensions. ... Gm Global Technology Operations Llc

09/06/18 / #20180252804

Adaptive process noise description for improved kalman filter target tracking

A system and method to perform target tracking with a radar system that uses a kalman filter include predicting a predicted target position of a target detected by the radar system in a frame. The frame is a period of time to transmit from every transmit element of the radar system in turn and receive the reflections from a range of the target. ... Gm Global Technology Operations Llc

09/06/18 / #20180252803

Road clutter mitigation

A method and radar system and vehicle that tracks an object is disclosed. A source signal is transmitted into a volume that includes the object. ... Gm Global Technology Operations Llc

09/06/18 / #20180252798

Radar i-q mismatching measurement and calibration

A method of calibrating a radar system of a vehicle is disclosed. A source signal is transmitted from a transmitter at a target at a selected location from the radar system. ... Gm Global Technology Operations Llc

09/06/18 / #20180252618

Tires for testing force variation sensitivity in a vehicle

A method for testing a vehicle includes designing a tire that has a runout as a function of an angular position of the tire that induces a desired vibration in a vehicle when the tire operates on the vehicle. The method also includes performing a test on the vehicle while operating the vehicle with the tire having the design that induces a desired vibration in a vehicle.. ... Gm Global Technology Operations Llc

09/06/18 / #20180252307

Apparatus for sealing a rotating component in an oil sump

An apparatus for sealing a portion of a rotating component within an oil sump environment including an at least two piece assembly having complementary peripheral joining edges for shielding a portion of the rotating component from the oil sump environment. A sealing material or device is disposed between the complementary peripheral joining edges of the at least two piece assembly for enhancing the prevention lubricant flow into the sealed environment.. ... Gm Global Technology Operations Llc

09/06/18 / #20180252274

Electric slave cylinder for manually shifted vehicles

An electric slave cylinder clutch actuation system includes a clutch pedal sensor connected to a clutch pedal. The clutch pedal sensor is actuated by rotation of the clutch pedal about a rotational axis of the clutch pedal to generate an electrical signal. ... Gm Global Technology Operations Llc

09/06/18 / #20180252172

Method and system for vehicle propulsion system control

A vehicle propulsion system includes an internal combustion engine with a cylinder, an intake valve, an exhaust valve, and a cylinder head defining a combustion chamber; an intake manifold in communication with the combustion chamber through the intake valve; an exhaust manifold in communication with the combustion chamber through the exhaust valve; a turbocharger with a compressor in communication with the intake manifold, a turbine in communication with the exhaust manifold, and an electric motor for selectively driving the turbine; and a controller in communication with the electric motor and configured to selectively operate electric motor to drive the turbine to reduce a pressure in the combustion chamber during an engine start process.. . ... Gm Global Technology Operations Llc

09/06/18 / #20180252136

Vehicle exhaust system having variable exhaust treatment injector system

An exhaust system directs flow of an exhaust gas from an internal combustion engine. The exhaust system includes an exhaust pipe, a first exhaust treatment device configured to introduce a first substance into the exhaust pipe and a second exhaust treatment device configured to introduce a second substance into the exhaust pipe. ... Gm Global Technology Operations Llc

09/06/18 / #20180251919

Three-dimensional lattice and method of making the same

A three-dimensional lattice includes a stabilizing grid having grid warp strands and grid weft strands crossing the grid warp strands. Grid cells are defined by adjacent grid warp strands and adjacent grid weft strands intersecting the adjacent grid warp strands. ... Gm Global Technology Operations Llc

09/06/18 / #20180251877

High-strength aluminum stampings with tailored properties

High-strength aluminum components and methods for preparing a high-strength aluminum component are provided. Methods of forming high-strength aluminum components include heating an aluminum alloy blank above a solvus temperature, quenching the aluminum alloy blank, and stamping the aluminum alloy blank in a die to form an aluminum component having a predetermined shape. ... Gm Global Technology Operations Llc

09/06/18 / #20180251163

Automotive structural component and method of manufacture

An automotive structural component includes a lattice structure. The lattice structure defines a plurality of cells. ... Gm Global Technology Operations Llc

09/06/18 / #20180251125

Soft track maintenance

A vehicle, system and method of driving the vehicle. A radar system obtains a measured location of an object in an environment of the vehicle. ... Gm Global Technology Operations Llc

09/06/18 / #20180251121

Power control systems and methods for mixed voltage systems

In a vehicle, a first energy storage device has a first direct current (dc) operating voltage; and a second energy storage device has a second dc operating voltage. The second dc operating voltage is greater than or less than the first dc operating voltage the first dc operating voltage. ... Gm Global Technology Operations Llc

09/06/18 / #20180251092

Vehicle collision prediction algorithm using radar sensor and upa sensor

A method and apparatus of predicting a crash are provided. The method includes detecting coordinates of a target obstacle based on first coordinate information of a radar sensor and second coordinate information of an ultrasonic sensor, translating the second coordinate information to the coordinate system of the first coordinate information and generating translated coordinate information, estimating a position, speed, and acceleration of a vehicle if the vehicle is a predetermined distance from the target obstacle based on the translated coordinate information, determining a potential crash type between the vehicle and the target obstacle based on the estimated position, speed and acceleration of the vehicle, determining a three-dimensional movement trajectory based on the estimated position, speed and acceleration of the vehicle and the determined crash type, and predicting a crash point of the vehicle, a crash point of the target object and a crash time based on the three-dimensional movement trajectory.. ... Gm Global Technology Operations Llc

09/06/18 / #20180251071

Load floor assembly including a multi-open position mechanism

A load floor assembly includes a storage bin including a bin body. The bin body defines an open inner cavity. ... Gm Global Technology Operations Llc

09/06/18 / #20180251027

Magnetically stabilized propshaft bearing system

A magnetically stabilized propshaft bearing system includes a bracket having a bearing receiving zone, an isolator arranged in the bearing receiving zone, and a propshaft bearing arranged in the bearing receiving zone and supported by the isolator. The propshaft bearing is receptive to rotatably support a propshaft for a vehicle. ... Gm Global Technology Operations Llc

08/23/18 / #20180241277

Distributed connection ring assembly for stator assembly

A distributed connection ring assembly can be used in a stator assembly and can integrate a neutral connector and jumping winding connections in an overmolded assembly for insulation. The stator assembly including a stator core defining a plurality of slots spaced apart from each other, a plurality of bar conductors disposed in each of the slots, and a distributed connection ring assembly secured to the jumping winding connections. ... Gm Global Technology Operations Llc

08/23/18 / #20180241067

Fuel cell end plate unit and stack

An end plate unit for use in a fuel cell stack in an electric vehicle is provided wherein the end plate includes an outer surface, an inner surface disposed opposite the outer surface and a current collector. The inner surface defines at least a first region and a second region which is spaced apart from and substantially parallel to the first region. ... Gm Global Technology Operations Llc

08/23/18 / #20180240340

Notification regarding an estimated movement path of a vehicle

A system and method provide notification regarding an estimated movement path of a vehicle. A first vehicle includes an identification feature. ... Gm Global Technology Operations Llc

08/23/18 / #20180239354

System and method for detecting improper sensor installation within a vehicle to mitigate hazards associated with object detection

A system according to the principles of the present disclosure includes a current object position module, an expected position module, and an object position comparison module. The current object position module can determine a first position of an object with respect to a position of a vehicle based upon sensor data generated by a first object detection sensor within the vehicle and determines a second position of the object with respect to the position of the vehicle based upon sensor data generated by a second object detection sensor. ... Gm Global Technology Operations Llc

08/23/18 / #20180239331

System and method for object distance detection and positioning

A method for object distance detection and focal positioning in relation thereto. The method comprising the steps of: (a) identifying (via a computing device) a desired distance among a plurality of designated sites on an object; (b) adjusting a focus (via an autofocus device) onto the plurality of designated sites; (c) calculating (via an image recognition module) the actual distance among the plurality of designated sites; (d) determining (via the image recognition module) if error exist between the actual distance and the desired distance; and (e) wherein (in no particular order) repeating the steps of (b), (c), and (d) until no substantial error exists between the actual distance and the desired distance.. ... Gm Global Technology Operations Llc

08/23/18 / #20180239133

Solar load managing head-up display system and device

A head-up display system includes a housing, a liquid crystal display disposed within the housing and configured for emitting a first ray of light, and a reflector stack disposed adjacent the liquid crystal display within the housing. The reflector stack is configured for transmitting therethrough the first ray of light and includes a retardation plate and an optical film disposed on the retardation plate and facing the liquid crystal display. ... Gm Global Technology Operations Llc

08/23/18 / #20180238517

Application of electrochromic polymers as color and opacity light filters

A vehicle lighting system includes a light source; a first lighting subsystem includes a first light path having a first end positioned to receive light from the light source and to deliver the light to a second end of the first light path; and a first electrochromic filter disposed in the first light path; and a second lighting subsystem includes a second light path having a first end positioned to receive light from the light source and to deliver the light to a second end of the second light path; and a second electrochromic filter disposed in the second light path, wherein the first lighting subsystem provides a first lighting function, and wherein the second lighting subsystem provides a second lighting function.. . ... Gm Global Technology Operations Llc

08/23/18 / #20180238446

Shift linkage assembly for a manual transmission

A gear selector assembly configured to establish a mechanical connection between an operator of the vehicle and a gear selector of a manual transmission. The gear selector assembly includes a gear shift lever and a shift linkage assembly. ... Gm Global Technology Operations Llc

08/23/18 / #20180238433

Method and system for monitoring a service life of lubricant applied to vehicle components

A system and method for monitoring a service life of lubricant that is applied to vehicle components is disclosed. The method includes receiving at least one input parameter. ... Gm Global Technology Operations Llc

08/23/18 / #20180238420

Chain composed of different pitch links with repeated sequence

A number of variations may include a product that may include a linking member that may have links arranged in rows that have multiple pitch lengths. Each of the rows may have at least one link. ... Gm Global Technology Operations Llc

08/23/18 / #20180238264

Diesel piston with stepped bowl

A piston for a diesel engine, includes a piston body having a generally planar crown and a skirt extending from the crown. A stepped combustion bowl is recessed in the crown and includes an outer bowl recessed relative to the crown and an inner bowl recessed relative to the outer bowl.. ... Gm Global Technology Operations Llc

08/23/18 / #20180238263

Cylinder liner for internal combustion engine

A cylinder liner for an engine block that includes an inter-bore saw cut includes a first engine block bonding surface, and a second engine block bonding surface that has a lower level of bonding between the cylinder liner and an engine block than the first engine block bonding surface. The second engine block bonding surface extending from an axial end portion of the liner a distance greater than a depth of the saw cut in inter-bore section of the engine block.. ... Gm Global Technology Operations Llc

08/23/18 / #20180238257

Torque security of mpc-based powertrain control

A propulsion system, control system, and method are provided that use model predictive control to generate an initial selected engine output torque value. A minimum torque limit is determined by selecting a minimum acceptable engine output torque. ... Gm Global Technology Operations Llc

08/23/18 / #20180238252

Method for backlash reduction

A method for controlling a powertrain includes sensing a change in an accelerator pedal position indicative of a driver intended torque request, monitoring the actual engine torque and a change in driver intended torque request to determine if a trigger condition has been met, sensing an engine speed, calculating a virtual engine speed, calculating a difference between the engine speed and the virtual engine speed, determining if the difference in engine speed and virtual engine speed has exceeded a speed difference threshold, iteratively adjusting a torque output of the engine from a first value that is indicative of the driver intended torque request to a second value if the difference in engine speed and virtual engine speed has exceeded the speed difference threshold, comparing adjusted engine torque to expected torque, and applying a correction to an open loop torque control if adjusted torque differs too much from expected torque.. . ... Gm Global Technology Operations Llc

08/23/18 / #20180238224

Parallel-flow immersion heat exchanger

A heat exchanger includes a heat exchanger body arranged along an axis and having an external surface in contact with a surrounding first fluid. The body defines a first fluid passage centered on and extending along the axis. ... Gm Global Technology Operations Llc

08/23/18 / #20180238208

Vehicle including cabin disturbance mitigation system

An automotive vehicle includes an internal combustion engine that generates exhaust gas and an exhaust system that expels the exhaust gas from the vehicle via at least one of a first exhaust conduit and a second exhaust conduit. A disturbance sensor is installed within a cabin of the vehicle, and is configured to detect a disturbance within the cabin and to output a disturbance signal indicative of the disturbance. ... Gm Global Technology Operations Llc

08/23/18 / #20180238089

Hood support rod retention feature

A vehicle assembly includes a closure panel. The closure panel has an interior surface with a receiving aperture disposed thereon. ... Gm Global Technology Operations Llc

08/23/18 / #20180237890

Lightweight dual-phase alloys

According to aspects of the present disclosure, a ternary alloy includes a dual-phase microstructure including a first phase and a second phase. The first phase defines a hexagonal close-packed structure with a stoichiometric ratio of al4fe1.7si. ... Gm Global Technology Operations Llc

08/23/18 / #20180237878

Systems, methods and devices for hot forming of steel alloy parts

Disclosed are hot forming systems and apparatuses for metalworking components from micro-alloyed press hardened steel (phs), methods for operating such systems/apparatuses, processes for hot forming components from micro-alloyed phs, and components formed from such processes. A method of hot forming components from steel is disclosed. ... Gm Global Technology Operations Llc

08/23/18 / #20180237877

Mitigating liquid metal embrittlement in zinc-coated press hardened steels

Methods of reducing liquid metal embrittlement (lme) in zinc-coated high-strength steel alloys are provided. In one variation, the method includes decarburizing an exposed surface of a high-strength steel alloy to form a decarburized surface layer. ... Gm Global Technology Operations Llc

08/23/18 / #20180237656

Living cationic ring-opening polymerization (c-rop) self healing coating for battery module packaging in electric vehicles (ev)

The present disclosure provides a battery pack component including a self-healing coating. The self-healing coating is disposed on at least a portion of a surface of the battery pack component. ... Gm Global Technology Operations Llc

08/23/18 / #20180237007

System and method for predicting a possible lane departure in when driving a vehicle autonomously or semi-autonomously, and for taking a remedial action to prevent a lane departure

A system according to the present disclosure includes a lane boundary module, a vehicle trajectory module, an intersection location module, a lane departure module, and a driver warning module. The lane boundary module is configured to determine a boundary of a lane within which a vehicle is travelling. ... Gm Global Technology Operations Llc

08/23/18 / #20180237000

Effective rolling radius

Systems and method are provided for controlling a vehicle. In one embodiment, a method includes receiving, via a processor, image data of a surroundings of the vehicle. ... Gm Global Technology Operations Llc

08/23/18 / #20180236912

Seat assembly with integrated head restraint motor

A seat assembly includes a seat bottom and a seat back extending along a first axis and coupled to the seat bottom for receiving a vehicle occupant. The seat back includes a seat back frame with at least a first cross-member extending parallel to a second axis, perpendicular to the first axis. ... Gm Global Technology Operations Llc

08/23/18 / #20180236528

Hybrid workpiece joining

A joining device includes a nose, a punch, and a die anvil. The punch is coaxially slidable within the nose. ... Gm Global Technology Operations Llc

08/16/18 / #20180234844

Identifying external devices using a wireless network associated with a vehicle

Examples of techniques for identifying external devices using a wireless network associated with a vehicle are disclosed. In one example implementation, a method includes initializing, by a processing system, an unsecure wireless network identified by a service set identifier (ssid). ... Gm Global Technology Operations Llc

08/16/18 / #20180233138

Vehicle control systems and methods for multi-intent queries input by voice

An infotainment system of a vehicle includes: a primary intent module configured to determine a primary intent included in voice input using automated speech recognition (asr); and an execution module configured to, via a first hardware output device of the vehicle, execute the primary intent. A secondary intent module is configured to: based on the primary intent, determine a first domain of the primary intent; based on the first domain of the primary intent, determine a second domain; and based on the voice input and the second domain, determine a secondary intent included in the voice input using asr. ... Gm Global Technology Operations Llc

08/16/18 / #20180233135

Enhanced voice recognition task completion

A method for recognizing speech in a vehicle includes receiving speech at a microphone installed to a vehicle, and determining whether the speech includes a navigation instruction. If the speech includes a navigation instruction, the speech may be sent to a remote facility. ... Gm Global Technology Operations Llc

08/16/18 / #20180232196

Systems and methods for outputting engine sound when engine is off

When the engine is off and not combusting fuel for one of an auto-stop portion of an auto-stop/start event and operation in a sail mode, a selection module sets at least one of: a selected torque based on a pseudo torque output of the engine; and a selected engine speed based on a pseudo engine speed determined for the one of the auto-stop portion of the auto-stop/start event and the operation in the sail mode. A sound control module, based on the at least one of the selected engine speed and the selected torque, sets at least one of: a frequency at which to output a predetermined engine sound; and a magnitude for outputting the predetermined engine sound at the frequency. ... Gm Global Technology Operations Llc

08/16/18 / #20180232037

Method and apparatus for detection of battery drain

A method and apparatus detecting battery drain are provided. The method includes: collecting critical data parameters from a plurality of electronic controller units (ecus); identifying at least one ecu that is active from among the plurality of ecus based on the critical data parameters and storing ecu snapshot data of the identified at least one ecu; determining an activity of the identified at least one ecu based on the ecu snapshot data and the critical data parameters; determining battery drain information based on at least one from among the ecu snapshot data, the critical data parameters, the activity of the identified at least one ecu, current draw information and fleet information; and outputting determined battery drain information. ... Gm Global Technology Operations Llc

08/16/18 / #20180231975

Vehicle entertainment system

A vehicle includes an autonomous driving system and a vehicle entertainment system. The autonomous driving system has an environmental monitoring system that is configured to monitor an object within an external operating environment. ... Gm Global Technology Operations Llc

08/16/18 / #20180231654

Lidar-radar relative pose calibration

A method and apparatus for calibrating a lidar system at a first location with a radar system at a second location. A calibration target is placed at a location and orientation with respect to the lidar system and the radar system. ... Gm Global Technology Operations Llc

08/16/18 / #20180231611

Detection of current sensor malfunction

A machine control system and a method of detecting a current sensor malfunction include obtaining a first current signal from a first current sensor corresponding with a first phase of a multi-phase machine, obtaining a second current signal from a second current sensor corresponding with a second phase of the multi-phase machine, and obtaining a position signal indicating an angular position of a rotor of the multi-phase machine corresponding with values of the first current signal and the second current signal. A determination is made of whether the current sensor malfunction occurred in the first current sensor or the second current sensor based only on the values of the first current signal and the second current signal at four of the angular positions of the rotor.. ... Gm Global Technology Operations Llc

08/16/18 / #20180231368

Method of leak testing a low conductivity part

A method of leak testing a fluid passage of a part manufactured from a low conductivity material includes measuring an electrical resistance between an interior wall surface of the fluid passage of the part, and an exterior wall surface of the fluid passage of the part. The measured electrical resistance is compared to a threshold value to determine if the measured electrical resistance is equal to or greater than the threshold value, or if the measured electrical resistance is less than the threshold value. ... Gm Global Technology Operations Llc

08/16/18 / #20180231068

Synchronizer for radially applied dog clutch for a vehicle

A radially applied dog clutch for a vehicle transmission. The clutch includes a driving member configured to rotate about an axis and including a cavity extending radially from the axis, a driving tooth slidably movable within the radially extending cavity, a driven member coaxially surrounding the driving member and including a radially inward extending driven tooth, and a synchronizer coaxially positioned between the driving member and the driven member.. ... Gm Global Technology Operations Llc

08/16/18 / #20180231064

Radially applied dog clutch with bi-directional ratcheting for a vehicle transmission

A dog clutch for a vehicle transmission includes a driving member configured to rotate about an axis and including a cavity extending radially from the axis, a driving tooth slidably movable within the radially extending cavity, a driven member coaxially surrounding the driving member and including a radially inward extending driven tooth axially aligned with the driving tooth, an actuator shaft coaxially positioned within the driving member and movable along the axis, a retainer on the actuator shaft, a bullet actuator coaxially mounted on the actuator shaft, and a biasing member coaxially mounted on the actuator shaft and positioned between the bullet actuator and the retainer.. . ... Gm Global Technology Operations Llc

08/16/18 / #20180231063

Dog clutch for a vehicle transmission

A dog clutch for a vehicle transmission includes a driving member configured to rotate about an axis and including a cavity extending radially from the axis, a driving tooth slidably movable within the radially extending cavity, a driven member coaxially surrounding the driving member and including a radially inward extending driven tooth, an actuator coaxially positioned within the driving member and movable along the axis to selectively engage the driving tooth with the driven tooth, and a biasing member radially inwardly biasing the driving tooth into contact with the actuator.. . ... Gm Global Technology Operations Llc

08/16/18 / #20180230933

Method of calculating an angular position of a crankshaft during a fuel injection event

A method of calculating an angular position of a crankshaft at the occurrence of a fuel injection event includes integrating a first polynomial function, and integrating a second polynomial function. The integrated second polynomial function is then divided by the integrated first polynomial function to calculate the angular position of the crankshaft at the occurrence of the fuel injection event. ... Gm Global Technology Operations Llc

08/16/18 / #20180230927

Method to select optimal mode on a multi-mode engine with charging

A control method for selecting an optimal multiple step operating mode for a multiple cylinder motor vehicle engine system having variable lift includes prioritizing each of a full torque capacity (ftc) mode having all cylinders operating at high lift, a first reduced capacity economy mode (rce1) having all cylinders operating at low lift, and a second reduced capacity economy mode (rce2) having fewer than all of the cylinders operating at low lift with at least one cylinder deactivated based on predicted fuel economy of each of the modes. Multiple constraints are applied to each of the prioritized modes including incorporating boost as one of the constraints by calculating a maximum torque capacity for each mode that is a function of a current boost pressure. ... Gm Global Technology Operations Llc

08/16/18 / #20180230889

Inlet device for a catalytic converter

An inlet device for a catalytic converter is disclosed, which includes an inner shell, an outer shell and a flange. The inner shell, outer shell and flange each have a fastening end with a fastening opening. ... Gm Global Technology Operations Llc

08/16/18 / #20180230870

Engine oil pump with electronic oil pressure control

A variable displacement vane pump with electronic oil pressure control provides efficient pumping of engine oil precise regulation of engine oil pressure. The variable displacement oil pump includes a rotor supported in a housing for rotation about an axis of rotation and a slide ring movably supported in the housing. ... Gm Global Technology Operations Llc

08/16/18 / #20180230864

Method of controlling camshaft phase based on humidity

A method of phasing the opening and closing of internal combustion engine intake and exhaust valves relative to the rotation of the crankshaft is based upon changes in engine speed, engine load and ambient relative humidity. During certain conditions of higher humidity, in order to maintain good combustion stability and thus overall engine operation, it is necessary to reduce intake and exhaust valve overlap by adjusting the phase of the intake and exhaust camshafts. ... Gm Global Technology Operations Llc

08/16/18 / #20180229730

Stabilizing power supply voltage to a load during auto start

A circuit for compensating for low battery voltage available to power a load includes a power source, an inductor electrically coupled to the power source, a first switch configured to control current flow from the power source to the inductor, and a first diode connecting a first supply rail to the inductor. The circuit also includes a second switch configured to electrically connect the anode of a second diode to the inductor, with the cathode of the second diode connected to a second supply rail. ... Gm Global Technology Operations Llc

08/16/18 / #20180229587

Vehicle environment imaging systems and methods

A vehicle includes a vision system configured to output a signal indicative of exterior conditions in a vicinity of the vehicle and a temperature sensor configured to output a signal indicative of an interior temperature of the vehicle. The vehicle also includes a plurality of articulable openings arranged to allow fluid flow communication between an interior and an exterior of the vehicle. ... Gm Global Technology Operations Llc

08/16/18 / #20180229582

Systems and methods for auxiliary seat climate control

Methods and systems for controlling a climate control system of a vehicle are provided. The provided system and method determines whether an auxiliary seat is in fluid communication with the climate control system. ... Gm Global Technology Operations Llc

08/16/18 / #20180229568

Spring module with negative and positive stiffness springs

A strut assembly for a suspension corner employed in a vehicle having a vehicle body and a road wheel includes a damper. The strut assembly also includes an elastic unit having at least one spring module acting in concert with the damper to suspend the vehicle body relative to the road wheel. ... Gm Global Technology Operations Llc

08/16/18 / #20180229366

Redundant underactuated robot with multi-mode control framework

A robotic system includes a jointed mechanism, position sensors, and a controller. The mechanism has an end-effector, and further includes actively-controlled joints and passive joints that are redundant with the actively-controlled joints. ... Gm Global Technology Operations Llc

08/16/18 / #20180229328

Weld schedule for resistance spot welding of aluminum alloy workpieces

Aluminum-base alloy workpieces have surfaces with films of aluminum oxide which inhibit good contact with weld faces of resistance spot weld electrodes and the faying surfaces of, for example, sheet workpieces stacked for welding. Sometimes, the surfaces of the sheets also are coated with an adhesive or a sealer which further complicates welding. ... Gm Global Technology Operations Llc

08/09/18 / #20180226661

Plate structure for a fuel cell

A plate structure includes a plate having a planar portion defining a datum plane. The plate includes a raised bead seal and a tunnel protruding away from the datum plane. ... Gm Global Technology Operations Llc

08/09/18 / #20180225964

Integrated interface for situation awareness information alert, advise, and inform

Systems and method are provided for generating an integrated interface in a vehicle. In one embodiment, a method includes: receiving data associated with an environment of the vehicle; encoding the environment data into a plurality of layers; extracting data from the plurality of layers into a point cloud; projecting the point cloud onto a meta-template defining a basic element and manipulable features of the basic element; and generating display data based on the projecting.. ... Gm Global Technology Operations Llc

08/09/18 / #20180224860

Autonomous vehicle movement around stationary vehicles

In one embodiment, a method for controlling movement of an autonomous vehicle around a stationary vehicle includes obtaining data, via one or more sensors, pertaining to the stationary vehicle; making a plurality of initial determinations pertaining to the stationary vehicle, via a processor, based on the data; determining whether the stationary vehicle is double parked, via the processor, based on the plurality of initial determinations; and facilitating movement of the autonomous vehicle around the stationary vehicle, via instructions provided by the processor, if it is determined that the stationary vehicle is double parked.. . ... Gm Global Technology Operations Llc

08/09/18 / #20180224286

Methods and systems to convey autonomous/semi-autonomous feature available roadways

Methods and apparatus are provided for navigation of a vehicle. In one embodiment, a navigation system includes: a map database, and a navigation processor. ... Gm Global Technology Operations Llc

08/09/18 / #20180224283

Methods and systems for localization of a vehicle

Systems and method are provided for localizing a vehicle. In one embodiment, a method includes: receiving, by a processor, sensor data from a sensor of the vehicle; filtering, by the processor, the sensor data for data associated with static elements of the environment; determining, by the processor, realtime height values associated with the static elements; correlating, by the processor, the realtime height values with defined height values associated with a map of the environment; localizing, by the processor, the vehicle on the map based on the correlated realtime height values and the defined height values; and controlling, by the processor, the vehicle based on the localizing.. ... Gm Global Technology Operations Llc

08/09/18 / #20180224081

Vehicle headlight

A vehicle headlight includes an led lamp that emits a light bundle in a first main direction of propagation. A first reflector for deflecting the light bundle from the first main direction of propagation into a second main direction of propagation. ... Gm Global Technology Operations Llc

08/09/18 / #20180223712

Vehicle having a nitrogen oxides storage converter and on-board method for monitoring and diagnosing the nitrogen oxides storage converter

A vehicle includes a nox storage converter to receive exhaust gases from a diesel engine, store at least a minimum amount of the nox at a temperature below a storage threshold, release the nox at a temperature above a releasing threshold, oxidize hydrocarbon, and oxidize carbon monoxide. An input temperature sensor at an entrance to the nox storage converter determines an input temperature of the exhaust gases. ... Gm Global Technology Operations Llc

08/09/18 / #20180223709

Function based continuous exhaust valve control

A system for controlling exhaust noise in a vehicle includes a variable exhaust valve for an exhaust system, and an exhaust valve controller operatively connectable to the variable exhaust valve. The exhaust valve controller is configured to retrieve two or more control conditions, and determine an operational intent based on the two or more control conditions. ... Gm Global Technology Operations Llc

08/09/18 / #20180223385

Increasing steel impact toughness

In a method for increasing steel impact toughness, the steel composition contains from about 5 wt % to about 10 wt % manganese and has a martensite finish temperature (mf) below room temperature. The steel composition is exposed to hot forming to form a steel part. ... Gm Global Technology Operations Llc

08/09/18 / #20180222473

Collision avoidance for personal mobility devices

A system and method including a handheld mobile device for use with a personal mobility device, wherein the handheld mobile device comprises at least one camera, a processor, and a visual display, wherein the handheld mobile device is configured to: capture images of one or more nearby objects using the at least one camera; process the captured images by evaluating the captured images to determine at least one collision risk factor indicative of the magnitude of risk of a potential collision between the personal mobility device and the one or more nearby objects; display at least part of the captured images on the visual display; and transmit one or more notifications based on a value of the collision risk factor(s) to indicate the magnitude of risk of potential collisions between the personal mobility device and the one or more nearby objects.. . ... Gm Global Technology Operations Llc

08/09/18 / #20180222389

Method and apparatus for adjusting front view images

A method and apparatus for adjusting front view camera images are provided. The method includes determining whether a front mounted license plate is present; in response to determining that the front mounted license plate is present, adjusting an image of a front view camera to remove a part of the image including an area where the front mounted license plate is present and displaying the adjusted image; and in response to determining that the front mounted license plate is absent, displaying the image of the front view camera including a part of the area where the front mounted license plate would be mounted.. ... Gm Global Technology Operations Llc

08/09/18 / #20180222340

Smart-charging apparatus for use with electric-vehicle-sharing stations

A remote smart-power server receives reservation data indicating parameters for a planned vehicle use, such as pick-up time, pick-up location, and drop-off time. Systems of the present technology are in various embodiments used in connection with electric vehicles. ... Gm Global Technology Operations Llc

08/09/18 / #20180222293

Vehicle door assembly including storage bin that is translatable in fore-aft direction

A vehicle door assembly according to the present disclosure includes a door inner structure and a storage bin. The door inner structure includes an outer side panel and an armrest. ... Gm Global Technology Operations Llc

08/09/18 / #20180222150

Method for joining dissimilar metals and articles comprising the same

Disclosed herein is an article comprising a first metal layer; a second metal layer that is chemically different from the first metal layer; and a third metal layer disposed between the first metal layer and the second metal layer and contacting both the first metal layer and the second metal layer; where the third metal layer is chemically similar to either the first metal layer or the second metal layer; where at least two metal layers that are chemically similar are welded together through a clearance opening located in a metal layer that is not chemically similar to the at least two metal layers.. . ... Gm Global Technology Operations Llc

08/09/18 / #20180221934

Die assembly for a stamping press

A die assembly for use in a stamping press is provided. The die assembly includes a first die plate, a first curved die stiffener, and a first die shoe. ... Gm Global Technology Operations Llc

08/02/18 / #20180220082

Method and apparatus for augmenting rearview display

A method and apparatus for augmenting a rear view display are provided. The method includes detecting a condition for augmenting a rear view display, in response to detecting the condition for augmenting the rear view display, combining a first image of a first camera facing a first area behind a vehicle and a second image of a second camera facing a second area behind a vehicle, and displaying the combined image on the rear view display. ... Gm Global Technology Operations Llc

08/02/18 / #20180220081

Method and apparatus for augmenting rearview display

A method and apparatus for augmenting a rear view display are provided. The method includes: detecting a condition for augmenting a rear view display; and in response to detecting the condition for augmenting the rear view display, receiving a first image from a first camera facing an first area behind a vehicle and displaying the received first image on the rear view display. ... Gm Global Technology Operations Llc

08/02/18 / #20180219203

Battery for an electric vehicle

A battery for an electric vehicle includes first and second pairs of modules in electrical communication with each other. The first pair of modules includes a first module and a second module. ... Gm Global Technology Operations Llc

08/02/18 / #20180218071

Methodology for generating a consistent semantic model by filtering and fusing multi-source ontologies

A system, for filtering and fusing multi-source ontologies. The system includes a tangible processing controller unit and non-transitory computer-readable storage device in communication with the tangible processing controller unit. ... Gm Global Technology Operations Llc

08/02/18 / #20180217603

Efficient situational awareness from perception streams in autonomous driving systems

A system and method is taught for data processing where an environment around the self-vehicle is encoded into ego centric and geocentric overlapping coordinate systems. The overlapping coordinate systems are then divided into adaptively sized grid cells according to characteristics of environments and the self-vehicle status. ... Gm Global Technology Operations Llc

08/02/18 / #20180217595

Efficient situational awareness by event generation and episodic memory recall for autonomous driving systems

A system and method is taught for data processing in an autonomous vehicle control system. Using information is acquired from the vehicle, network interface, and sensors mounted on the vehicle, the system can perceive situations around it with much less complexity in computation without losing crucial details, and then make navigation and control decisions. ... Gm Global Technology Operations Llc

08/02/18 / #20180217245

Detecting abrupt deceleration using doppler effect of signal change

Examples of techniques for detecting abrupt deceleration of a vehicle using doppler change of a received signal are disclosed. In one example implementation according to aspects of the present disclosure, a computer-implemented method may include establishing, by a processing device, a radio link between a transceiver in the vehicle and a remote transceiver. ... Gm Global Technology Operations Llc

08/02/18 / #20180217050

Invasive active dynamic tests to determine surface coefficient of friction

A method for testing to determine a coefficient of friction between a vehicle wheel and a surface with which the vehicle wheel is in contact (“surface mu”) includes the steps of calculating a surface mu confidence level based upon an evaluation of a locale of interest, an evaluation of visual cues sensed by the vehicle at the locale of interest, and/or an evaluation of vehicle signals at the locale of interest and scheduling the vehicle to perform active dynamic testing at the locale of interest. The method further includes the steps of performing the active dynamic testing, wherein the testing comprises commanding the vehicle to perform one or more of propulsion torqueing, regenerative torqueing, or brake torqueing of at least one wheel of the vehicle, receiving a measured parameter from the at least one wheel during said testing, and calculating a surface mu value for the locale of interest.. ... Gm Global Technology Operations Llc

08/02/18 / #20180216966

System and method for using actuator coil inductance to diagnose stuck differential

A system is disclosed for detecting when an electronic locking (e-locker) differential of a vehicle is in a stuck condition. The system may have an e-locker differential for driving a plurality of wheels, and may be configured to move between first and second positions, one of which places the e-locker differential in a locked state, and the other of which places it in an unlocked state. ... Gm Global Technology Operations Llc

08/02/18 / #20180216795

Motor vehicle lamp and motor vehicle

A motor vehicle light includes an optical waveguide system and a reflector. The optical waveguide system is arranged in the focal line of the reflector and is configured to project a plurality of light beams onto the reflector to generate a light signature having a plurality of parallel light beams emitting from the motor vehicle light. ... Gm Global Technology Operations Llc

08/02/18 / #20180216658

Lightweight connecting rod with tailored stiffness

In various aspects, a lightweight connecting rod for an internal combustion engine is provided. The lightweight connecting rod has one or more of: hollow regions, lattice regions, or weight reduction apertures. ... Gm Global Technology Operations Llc

08/02/18 / #20180216594

Starting a motor vehicle drive unit

The present disclosure pertains to remote starting of a drive unit in a stationary motor vehicle. The drive unit includes one or more driving wheels, a clutch and a gearbox for coupling and decoupling the drive unit and the driving wheels. ... Gm Global Technology Operations Llc

08/02/18 / #20180216593

Diamond like carbon (dlc) coating for ethanol-blended fuel injector applications

A vehicle part or component includes a surface that is configured to contact a fuel containing ethanol. The surface has a layer of non-hydrogenated diamond like carbon (nh-dlc) material disposed on the surface. ... Gm Global Technology Operations Llc

08/02/18 / #20180216580

Enhanced long route egr cooler arrangement with bypass

An internal combustion engine includes an air intake system in communication with a plurality of cylinders. An exhaust system is in communication with the plurality of cylinders. ... Gm Global Technology Operations Llc

08/02/18 / #20180216563

Method to determine reference airflow actuator positions for a gasoline engine

A method to determine reference actuator positions for a gasoline engine, includes entering a base torque request, a known spark advance, a known cam position and a known exhaust gas recirculation (egr) valve position into an inverse torque model to generate a first iteration desired air per cylinder (apc) value. The first iteration desired apc value is passed through a deadband filter to produce a filtered first iteration desired apc signal. ... Gm Global Technology Operations Llc

08/02/18 / #20180216550

Internal combustion engine employing a dedicated-cylinder egr system

A multi-cylinder engine includes first and second subsets of cylinders. A dedicated-cylinder exhaust gas recirculation (egr) system is associated with the second subset of cylinders. ... Gm Global Technology Operations Llc

08/02/18 / #20180216548

System and method for determining supercharger drive ratio in a vehicle propulsion system

A method and system for determining a drive ratio of a supercharger in a vehicle propulsion system includes sensing an engine speed of an engine in the propulsion system, providing an engine speed signal based upon the sensed engine speed, sensing an inlet air pressure of the supercharger, providing a supercharger inlet air pressure signal based upon the sensed supercharger inlet air pressure over a dedicated communication channel to a processor in the vehicle, and determining, in the processor, a drive ratio for the supercharger based upon the engine speed signal, the supercharger inlet air pressure signal, and a lobe count of the supercharger.. . ... Gm Global Technology Operations Llc

08/02/18 / #20180216519

Multiple turbulator heat exchanger

The present disclosure relates to an air-to-air charge air cooler (cac) for cooling air supplied to an internal combustion engine. The cac may have a housing and a plurality of trays located in the housing. ... Gm Global Technology Operations Llc

08/02/18 / #20180216517

Prognostic system and method for an electric coolant pump

A thermal management system includes an electric coolant pump, power source, and controller. The pump is in fluid communication with a heat source and a radiator, and has pump sensors for determining a pump voltage, speed, and current. ... Gm Global Technology Operations Llc

08/02/18 / #20180216501

Mass-efficient rocking component

A monolithic rocker arm component includes a first lateral wall defining a first aperture and a first mass reducing feature, an opposing second wall defining a second aperture and a second mass reducing feature, a pushrod receiving member that bridges the first lateral wall and the second lateral wall at a first end of the rocker arm, and a tongue element that bridges the first lateral wall and the second lateral wall at a second end of the rocker arm. The pushrod receiving member routes oil from the first towards the second end. ... Gm Global Technology Operations Llc








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