Patents Assigned to GM
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Publication number: 20240078849Abstract: A system includes a main power unit providing power, user interfaces providing an indication of an event requiring communication with an external location, a telematics system providing communications related to telematics services, and a communication interface initiating communication between a vehicle and the location in response to the indication.Type: ApplicationFiled: September 2, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Alex J. Veloso, Dipankar Pal, Eric T. Hosey, Russell A Patenaude, Andrew J. MacDonald, Matthew E. Gilbert-Eyres
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Publication number: 20240077607Abstract: A method, system and vehicle that repetitively correct angle offsets in a synthetic aperture radar image of a vehicle while the vehicle is in motion by utilizing a radar system and a camera to determine accurate velocity of a measured object by matching angles of the object in the SAR image with angles of the object in the camera image, thereby reducing angle offsets of objects in the SAR image. The method includes obtaining an SAR image of another vehicle via a radar unit of the vehicle, obtaining a camera image of the other vehicle via a camera unit of the vehicle, determining an association between at least one object in the SAR image and a corresponding at least one object in the camera image, correcting a velocity estimation of the vehicle based on the determined association, and adjusting the SAR image based on the corrected velocity estimation.Type: ApplicationFiled: September 1, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Oded Bialer, Dan Levi
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Publication number: 20240079555Abstract: A reference electrode assembly includes a porous separator and a continuous electroactive material layer disposed on a surface of the porous separator. The electroactive material layer includes between about 20 wt. % and about 80 wt. % of an electroactive material and between about 20 wt. % and about 80 wt. % of an electrically conductive material. A loading density of the electroactive material is greater than or equal to about 0.01 mAh/cm2 to less than or equal to about 0.1 mAh/cm2. The electroactive material can be selected from the group consisting of: LiFePO4 (LFP), lithium-aluminum alloys, lithium-tin alloys, and combinations thereof; and the electrically conductive material can be selected from the group consisting of: carbon black, carbon nanotubes, graphite, metal nano-micro particles, and combinations thereof.Type: ApplicationFiled: September 6, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Insun YOON, Biqiong WANG, Fang DAI
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Publication number: 20240075826Abstract: The concepts described herein provide a system and associated charging connector that is capable of offloading electric power stored in a rechargeable energy storage system (RESS) of an electrified vehicle to supply electric power to a stationary system, e.g., a residential dwelling or a business site, upon occurrence of a power outage in an electric power grid that supplies electric power to the stationary system. This includes the charging connector being capable of offloading electric power under conditions in which the RESS of the electrified vehicle is initially disconnected from the charging connector when the power outage occurs. This concept enables an electrified vehicle to supply electric power to a stationary system when connecting after a delay period subsequent to the power outage.Type: ApplicationFiled: September 6, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Samantha Gunter Miller, Douglas S. Cesiel, Aniket P. Kothari
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Publication number: 20240079818Abstract: An electric vehicle supply equipment (EVSE) charging station for charging a propulsion battery pack of an electric vehicle (EV) includes a charging cabinet, an electrical cable, a charge coupler, and a cradle operable for stowing the charge coupler. The charging station provides a charging voltage or current to the battery pack during a charging operation of the EV. The electrical cable has a distal end connected to the charging cabinet. The charge coupler is connected to a proximal end of the electrical cable and connects to a charge receptacle of the EV. The cradle includes at least one heating element connected thereto. The heating element is configured to selectively heat the cradle body in response to the environmental state of the cradle body being indicative of accumulated snow or ice on the charge coupler and/or the cradle body.Type: ApplicationFiled: September 7, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Denise A. Burns, Brandon R. Jones, Kodjo M. Lee, Michael E. Pedigo, Nathan C. Adams
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Publication number: 20240075777Abstract: An electrical connector system for electrically coupling a movable component to a fixed component includes a first connector including a first body and a first door. The first door is movable to expose a first electrical connector disposed within the first body. The electrical connector system includes a second connector including a second body and a second door. The second door is movable to expose a second electrical connector disposed within the second body. The electrical connector system includes an actuator coupled to the second electrical connector. The actuator is configured to move the second electrical connector to couple the second electrical connector to the first electrical connector.Type: ApplicationFiled: September 1, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Carla P. Puig
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Publication number: 20240079726Abstract: A solid-state electrolyte for an electrochemical cell that cycles lithium ions is provided. The solid-state electrolyte includes a sintered layer that includes a plurality of lithiated zeolite particles having pores and a lithium-containing material disposed in at least a portion of the pores of the lithiated zeolite particles. For example, each lithiated zeolite particle has a porosity greater than or equal to about 20 vol. % to less than or equal to about 80 vol. %, and the lithium-containing material occupies greater than or equal to about 20% to less than or equal to about 80% of a total porosity of each lithiated zeolite particle. In certain instances, the sintered layer further includes a superionic additive that is also disposed in a portion of the pores of the lithiated zeolite particles, such that the sintered layer has an ionic conductivity between about 1×10?5 S·cm?1 and about 1×10?1 S·cm?1.Type: ApplicationFiled: September 7, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Xingcheng XIAO, Robert D. SCHMIDT
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Publication number: 20240079594Abstract: In various aspects, the present disclosure provides solvent-free methods of making a solid-state electrode active layer for a solid-state electrode in an electrochemical cell that cycles lithium ions, by using a plurality of solid polymeric binder particles capable of fibrillation with porous fibrillation particles with a first shear force to at least partially fibrillate the solid polymeric binder particles to form a polymeric binder mixture. The disclosure also contemplates a current collector and a porous active layer disposed thereon. The porous active layer includes a fibrous polymeric network having a plurality of solid particles distributed therein. The solid particles may include electroactive material particles, solid-state electrolyte particles, and porous fibrillation particles.Type: ApplicationFiled: November 4, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Qili SU, Zhe LI, Yong LU, Haijing LIU
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Publication number: 20240075935Abstract: A method for controlling a motor vehicle having an electronic control unit (ECU), includes enabling an initial set of vehicle performance limits of the motor vehicle via the ECU in response to a request signal from a computer device. The method includes detecting a current vehicle state of the motor vehicle, including one or more of a location of the motor vehicle, an occupancy state of the motor vehicle, and/or an experience level of a driver thereof, and dynamically adjusting at least one of the performance limits in response to the current vehicle state. A motor vehicle includes one or more road wheels and vehicle components connected to a vehicle body. The ECU includes non-transitory memory on which is recorded instructions for performing the method.Type: ApplicationFiled: September 6, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Shuhaib Saleem, Benjamin Tran, Zaid Shaheri, Russell A. Patenaude, Ahmed F. Al Alawy
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Publication number: 20240079611Abstract: Presented are systems for manufacturing membrane electrode assemblies for fuel cells, control logic for operating such systems, methods for making such MEAs, and fuel cell systems employing such MEAs. A method of manufacturing a membrane electrode assembly (MEA) for a fuel cell system includes receiving a standalone membrane (SAM) with a semipermeable proton-exchange membrane having opposing first and second faces and a backing layer attached to the first face. A SAM may be characterized by a lack of cathode and anode electrodes upon receipt of the membrane. The second face of the SAM is placed across a vacuum plate; the vacuum plate applies a predefined vacuum pressure to the SAM. While vacuum pressure is being applied to the SAM by the vacuum plate, the backing layer is removed from the SAM. A subgasket is then attached to the first face of the SAM after the backing layer is removed.Type: ApplicationFiled: September 2, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ruichun Jiang, Michael Sweet, Kathryn L. Stevick, Burl B. Keel, Jackie Mara
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Publication number: 20240079661Abstract: A battery cell monitoring system includes a battery cell monitoring unit, including a controller, a battery monitoring sensor, and a radiofrequency (RF) signal manager electrically connected to a first RF antenna via a transmission link, wherein the transmission link includes an adaptive tuning circuit; and a battery management system in communication with a second RF antenna. The battery monitoring sensor is arranged to monitor a parameter of a battery cell, the RF signal manager generates a signal having a parametric component and a control component, wherein the control component dynamically controls the adaptive tuning circuit, and the RF signal manager wirelessly communicates the signal between the battery cell monitoring unit and the battery management system via the first RF antenna and the second RF antenna.Type: ApplicationFiled: September 1, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Aseim M. Elfrgani
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Publication number: 20240075839Abstract: An electric vehicle supply equipment (EVSE) charging station for charging a propulsion battery pack of an electric vehicle (EV) includes a charging cabinet, an electrical cable, and a charge coupler. The charging station is operable for providing a charging voltage or current to the battery pack during a charging operation. The electrical cable has a distal end connected to the charging cabinet. The charge coupler is connected to a proximal end of the electrical cable and connects to a charge receptacle of the EV. The charge coupler includes at least one heating element connected to the charge coupler. The heating element is configured to selectively heat the charge coupler in response to the environmental state being indicative of accumulated snow or ice on the charge coupler.Type: ApplicationFiled: September 7, 2022Publication date: March 7, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Brandon R. Jones, Kodjo M. Lee, Nathan C. Adams, Michael E. Pedigo, Denise A. Burns
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Patent number: 11922806Abstract: An automobile vehicle continuous validation system includes a backend collecting data from a vehicle fleet and wirelessly communicating with the vehicle fleet. The backend is in wireless communication with at least one client. A vehicle module is provided on-board individual ones of multiple automobile vehicles of the vehicle fleet and performing an on-board vehicle validation analysis. A fleet-based validation module provided either at the backend or cloud based manages data defining a configuration of and a capability of the multiple automobile vehicles of the vehicle fleet. A validation manager generates validation tasks based on a user's definition or a desired production of the validation tasks of the validation analysis and a fleet vehicle availability. A client-side module remote from the multiple automobile vehicles of the vehicle fleet has interface items applied by the at least one client seeking to perform the validation analysis.Type: GrantFiled: February 24, 2022Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Shige Wang, Wei Tong, Shuqing Zeng, Xiaofeng Frank Song, Sourav Dey, Praveen Choudhury
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Patent number: 11919475Abstract: In an exemplary embodiment, a system is provided that includes a sensor, a computer memory, and a processor. The sensor is configured to be disposed on a vehicle, and is configured to obtain sound or vibration data for the vehicle. The computer memory is configured to store a plurality of known signatures pertaining to a plurality of different types of vehicle theft events. The processor is configured to: compare a signature of the data with the plurality of known signatures stored in the computer memory; and determine whether a vehicle theft event is occurring based on the comparing of the signature of the data with the plurality of known signatures.Type: GrantFiled: June 22, 2021Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Matthew Edward Gilbert-Eyres, Russell A. Patenaude, Eric T. Hosey
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Patent number: 11924527Abstract: An optical sensor system operative for receiving, by a processor, a first image captured by a visible light camera, determining a value of a characteristic of the first image, determining an environmental condition in response to the value being less than a threshold, activating an infrared camera in response to the environmental condition, capturing a second image by the visible light camera and a third image by the infrared camera, generating a fused image in response to the second image and the third image, detecting an object in response to the fused image, and controlling a vehicle in response to the detection of the object.Type: GrantFiled: May 10, 2022Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Sai Vishnu Aluru, Brian Yousif-Dickow
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Patent number: 11919392Abstract: A virtual 3D display for a motor vehicle includes a substrate and a flexible display positioned on the substrate. The flexible display is rollable and bendable within a cabin of the motor vehicle.Type: GrantFiled: September 21, 2021Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Joseph F. Szczerba, Ke Liu
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Patent number: 11920678Abstract: A parking pawl assembly having a housing, a parking pawl having a pin bore, a support sleeve fitted in the pin bore, and a pivot pin inserted through the support sleeve. The pivot pin is attached to the housing, thus pivotally attaching the parking pawl to the housing. The parking pawl includes a first end and a second end spaced from the first end. The first end defines the pin bore having an interior bore surface. The support sleeve includes an exterior surface fitted to the interior bore surface of the parking pawl. The exterior surface of the support sleeve may include outer diameter rolled threads or other locking features. The interior bore surface of the parking pawl may include inner diameter rolled threads operable to receive the outer diameter rolled threads of the support sleeve.Type: GrantFiled: February 13, 2023Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Lokesh Choudhary, Qigui Wang, Wenying Yang, Marcel Taran, Gregory Melekian, Alexey Rubin
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Patent number: 11919497Abstract: Methods and systems to assist maneuvering of a trailer being towed by a vehicle. The trailer includes a left wheel, a right wheel, an axle, a left brake device coupled to the left wheel, and a right brake device coupled to the right wheel. The methods and systems receive a driver command for a target path for the trailer, determine a left braking torque for the left wheel and a right braking torque for the right wheel based on the target path so as to provide for differential braking, and apply, via the left brake device and the right brake device, the left braking torque and the right braking torque to assist maneuvering of the trailer along the target path.Type: GrantFiled: November 30, 2021Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Bruno Bennati, Steven Reini, Halit Zengin, Manvir Dulai
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Patent number: 11919582Abstract: In various embodiments, methods, systems, and vehicle apparatuses are provided. A method for lateral control of a steering system includes identifying at least one parameter of at least one lateral control feature that results in an optimized value in an outcome of control for a lateral control feature enabling robustness to an uncertainty; adaptively adjusting an output control signal generated by a vehicle trajectory controller coupled to the steering controller, by quantifying the uncertainty of an uncertain value in a lateral control feature; and sending a control command including at least a torque control or a wheel angle control to compensate for the uncertainty of the at least one uncertain value in the configuration of components of an electronic power steering (EPS) system associated with the vehicle variant by correcting at least one parameter of the at least one lateral control feature.Type: GrantFiled: March 1, 2022Date of Patent: March 5, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATION LLCInventors: Mohammadali Shahriari, Mohammed Raju Hossain, Ashraf Abualfellat, Brian Porto
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Patent number: 11921511Abstract: An equipment inspection system receives data captured by a sensor of an autonomous vehicle (AV). The captured data describes a current state of equipment for servicing the AV. The equipment inspection system compares the captured data to a model describing an expected state of the equipment. The equipment inspection system determines, based on the comparison, that the equipment differs from the expected state. The equipment inspection system may transmit data describing the current state of the equipment to an equipment manager. The equipment manager may schedule maintenance for the equipment based on the current state of the equipment.Type: GrantFiled: November 29, 2022Date of Patent: March 5, 2024Assignee: GM Cruise Holdings LLCInventors: Adam Mandel-Senft, Tracy Cheung, Michael Frank Schmidt