Patents Assigned to GM
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Publication number: 20240243259Abstract: An electroactive material for an electrochemical cell includes one or more conductive oxygen storage material coatings or layers. The electroactive material includes a plurality of electroactive material particles disposed to form an electroactive material layer. In certain variations, at least a portion of the plurality of electroactive material particles may have a coating that includes a conductive oxygen storage material. In other variations, a conductive oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. In still other variations, at least a portion of the plurality of electroactive material particles may have a coating that includes a conductive oxygen storage material, and a conductive oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. The one or more conductive oxygen storage material coatings or layers may help to improve the thermal stability of the electroactive materials.Type: ApplicationFiled: January 6, 2023Publication date: July 18, 2024Applicants: GM GLOBAL TECHNOLOGY OPERATIONS LLC, GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Mengyuan CHEN, Zhongyi LIU, Bradley R. FRIEBERG, Xiaosong HUANG, Nicholas Paul William PIECZONKA
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Publication number: 20240241520Abstract: Aspects of drone-assisted offroad vehicle emergency systems are addressed. In one aspect, a system includes an offroad vehicle having integrated therein a processing system coupled to a user interface. The processing system is configured to respond to a potential emergency situation including a stranded or lost person or a hazardous condition in a path of the vehicle. An aerial drone is equipped with multiple sensors for receiving data. Responsive to a trigger, the processing system may instruct the drone to deploy one or more times to survey a target region. The drone may receive sensor data relevant to an emergency situation and relay the data back to the vehicle. The processing system analyzes the data to provide a remedial response.Type: ApplicationFiled: January 17, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: William C. Araujo, Russell A. Patenaude, Luke J. Popiel
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Publication number: 20240240580Abstract: Methods and systems for controlling treatment of exhaust in a emission control system of a platform having an combustion system and one or more selective catalyst reduction catalysts (SCR) is provided. In an exemplary embodiment, the system includes: one or more sensors configured to obtain sensor data pertaining to an SCR temperature for the SCR; and a processor that is coupled to the one or more sensors and configured to at least facilitate controlling treatment of the exhaust based on the SCR temperature.Type: ApplicationFiled: January 18, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: David P. Quigley, Sarah Funk
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Publication number: 20240239349Abstract: A system, e.g., an autonomous vehicle, includes a sensor suite, a controller, and a computer-controllable device. The sensor suite collects user data descriptive of the present emotional state of a human user, such as a passenger of the representative autonomous vehicle. The controller executes a method to control the system. In particular, the controller identifies the user's psychological mode of experience in response to the user data. The controller also selects one or more intervening control actions or “interventions” from a list of possible interventions based on the mode of experience, and then controls an output state of the device to implement the intervention(s). In this manner the controller is able to support or modify the mode of experience of the user.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicants: GM GLOBAL TECHNOLOGY OPERATIONS LLC, B.G. Negev Technologies and Applications Ltd. at Ben-Gurion UniversityInventors: Asaf Degani, Yael Shmueli Friedland, Zahy Bnaya, Christine Ebner, Guy Cohen-Lazry, Tal Oron-Gilad
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Publication number: 20240238808Abstract: A centrifugal separator apparatus for separating components of a fluid stream; the apparatus comprising a support structure and a centrifugal separator unit rotatably mounted on the support structure so as to be rotatable about a rotational axis extending through the centrifugal separator unit; a drive element for driving rotation of the centrifugal separator unit; wherein the centrifugal separator unit comprises a centrifugal separation chamber having an inlet which is connected or connectable to a source of fluid requiring separation, a first outlet for collecting a higher density component of the fluid stream, and a second outlet for collecting a lower density component of the fluid stream; the first outlet being connected or connectable to a first collector for collecting the higher density component and the second outlet being connected or connectable to a second collector for collecting the lower density component; the centrifugal separation chamber comprising a curved or inclined guide surface for gType: ApplicationFiled: November 20, 2023Publication date: July 18, 2024Applicant: GM INNOVATIONS LIMITEDInventor: Gerard MELLING
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Publication number: 20240243249Abstract: A negative electrode for an electrochemical cell that cycles lithium includes a negative electrode including an electroactive material layer disposed on a current collector that has lithiated silicon oxide (LSO) negative electroactive material at ? about 10 weight % to ? about 30 weight % of a total weight of the electroactive material layer and a carbonaceous negative electroactive material, such as graphite. An electrochemical cell that incorporates such a negative electrode may also include a second electrode comprising a porous positive active material layer comprising a positive lithium containing, nickel-rich electroactive material, such as a lithium nickel manganese cobalt aluminum oxide, a porous separating layer disposed between the first electrode and the second electrode and an electrolyte disposed in pores of the separating layer.Type: ApplicationFiled: July 19, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Dewen KONG, Meiyuan WU, Haijing LIU, Hui HE, Shubha NAGESWARAN
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Publication number: 20240243415Abstract: Presented are battery assemblies containing adhesives fixturing internal battery components, methods for making/using such battery assemblies, and vehicles with battery packs securing battery cells inside a pack housing using fast-setting and slow-curing adhesives. A battery assembly includes multiple battery cells disposed inside a protective battery housing. Top and bottom shear plates, which are attached to opposing sides of the battery housing, sandwich therebetween the battery cells. A first adhesive layer, which is disposed between the cells and the top shear plate, includes a first adhesive having a first chemical composition with a first curing time, and a second adhesive having a second chemical composition, distinct from the first chemical composition, with a second curing time, faster than the first curing time. A second adhesive layer is disposed between the cells and the top or bottom shear plate, spaced from the first adhesive layer, and includes the first and second adhesives.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jason Battiato, Kenneth C. Hickey
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Publication number: 20240243258Abstract: An electroactive material for an electrochemical cell includes one or more oxygen storage material coatings or layers. The electroactive material may include a plurality of electroactive material particles disposed to form an electroactive material layer. In certain variations, at least a portion of the plurality of electroactive material particles may have a coating that includes an oxygen storage material. In other variations, an oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. In still other variations, at least a portion of the plurality of electroactive material particles may have a coating that includes an oxygen storage material, and an oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. The one or more oxygen storage material coatings or layers may help to improve the thermal stability of the electroactive materials.Type: ApplicationFiled: January 6, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Zhongyi LIU, Mengyuan CHEN, Bradley R. FRIEBERG, Xiaosong HUANG, Ratandeep Singh KUKREJA, Nicholas Paul William PIECZONKA
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Publication number: 20240239327Abstract: Vehicles and related systems and methods are provided for managing an electrical system. One method involves determining an estimated power consumption associated with one or more loads coupled to an electrical grid, obtaining a current voltage associated with the electrical grid, identifying an expected duration associated with an operating state associated with the vehicle electrical system, determining an energy threshold for the expected duration associated with the operating state based at least in part on the current voltage and the estimated power consumption, and autonomously operating the vehicle electrical system in a manner that is influenced by the energy threshold associated with the operating state.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Aaron B. Bloom, Dave Gerard Rich, Robert A. De Stefano
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Publication number: 20240243383Abstract: A battery module includes a first battery cell and a neighboring second battery cell. The battery module also includes a heat-sink configured to absorb thermal energy from each of the battery cells. The heat-sink includes first and second coolant channels, each associated with and arranged proximate a corresponding first or second battery cell, configured to receive coolant, and defined by a respective cross-sectional area. Each coolant channel cross-sectional area is configured to selectively vary in response to a change in temperature of the associated first or second battery cell. The coolant channel variable cross-sectional areas are configured to bias cooling to a region of the heat-sink proximate to the battery cell experiencing a thermal runaway event and control propagation of the thermal runaway event to the other battery cell.Type: ApplicationFiled: January 17, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ryan P. Hickey, Kuo Sun
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Publication number: 20240243682Abstract: An electric drive system includes a direct current (DC) power supply, a rotary electric machine connectable to a load, a power inverter module (PIM), and a controller. The PIM includes a bulk capacitor connected to the DC power supply, along with a plurality of power switches. Each power switch has an output side connected to the electric machine and an input side connected to the bulk capacitor. The controller executes a method to estimate an internal temperature of the bulk capacitor as an estimated internal temperature. This occurs in response to an enabling condition. The controller then selectively derates the electric machine in response to the estimated internal temperature.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Dylan M. Day, Matthew From, Young J. Kim, Daniel J. Berry
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Publication number: 20240242508Abstract: Disclosed are embodiments for generating long-range objects dataset using proximal time-synced data for object detection models. In some aspects, a method includes receiving a set of sensor data for a first autonomous vehicle (AV) corresponding to first scene data that is part of an intersecting field of view (FoV) with second scene data of a second AV; inputting the set of sensor data to a simulated trained object detection model of the first AV to generate a first set of object detections for the first scene data; comparing the first set with a second set of object detections generated for the second scene data; supplementing the first set of object detections with information from the second set of object detections to generate a supplemental set of object detections; and generating, using the supplemental set of object detections, a training data set for an object detection model of the first AV.Type: ApplicationFiled: January 18, 2023Publication date: July 18, 2024Applicant: GM CRUISE HOLDINGS LLCInventors: Marc Unzueta, Michael Meyer
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Publication number: 20240239150Abstract: A method is described and includes determining an opacity level of air inside a vehicle using at least one sensor disposed inside a cabin of the vehicle; comparing the determined opacity level with a threshold opacity level, wherein when the determined opacity level exceeds the threshold opacity level, an internal thermal event is deemed to have occurred in connection with the vehicle; determining a severity of the internal thermal event; and initiating a response to the internal thermal event, wherein the response is based on the determined severity of the internal thermal event.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM Cruise Holdings LLCInventors: Domenico Rusciano, Jeffrey Brandon
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Publication number: 20240239151Abstract: A system and method for sampling an airpath within an automotive vehicle are provided. An air sample is obtained from the airpath, and a determination is made whether an air quality of the air sample meets or exceeds a predetermined air quality standard. Air quality data relating to the air sample is transmitted to a back office. Optionally, external route information is received from the back office relating to one or more alternate routes for the vehicle, and a notification is presented within the interior cabin of the one or more alternate routes along with a respective air quality indication for each of the one or more alternate routes.Type: ApplicationFiled: January 17, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Russell A. Patenaude, Evelyn J. Job, Karen J. Goodnight, Cindy Allen
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Publication number: 20240243374Abstract: A battery module with integrated pressure measurement. The battery module may include a plurality of battery cells configured for storing and supplying electrical power, a housing module including a base configured for supporting the battery cells and a plurality of walls configured for providing a restraining pressure on the battery cells, an assembly including a central cover covering the battery cells, a strain gauge circuit configured for sensing a deformation of the central cover resulting from the central cover expanding and contracting with the battery cells, and a cell monitoring unit (CMU) configured for generating a pressure measurement based on the deformation.Type: ApplicationFiled: January 17, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Andrew P. Oury
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Publication number: 20240242507Abstract: A system and method for surround view egress assistance that includes detecting, by a sensor in a vehicle, an obstacle in a swing path of a vehicle door. The method includes predicting, based on a geometrical analysis, one or more potential collision zones between the obstacle and the vehicle door. The predicting also includes determining a bank angle of the vehicle in the predicting of one or more potential collision zones. The method further includes estimating, based on data from an inertial measurement unit, a severity of an impact of the vehicle door with the obstacle. The method also includes detecting a color and height of a curb and potential collisions with a vehicle door.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Gurmeet S. Sidhu, Akram M. Abdel-Rahman, Mansoor Alghooneh, Russell A. Patenaude, Patrick G.G. DiGioacchino
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Publication number: 20240238903Abstract: Methods and systems are provided for softening a feature of a workpiece. A method for feature softening includes generating a nominal path for softening the feature. Defining points of the workpiece are selected for accuracy of the softening. The workpiece is formed, fixtured in a workstation and imaged. From the imaging and by a processor, an actual location of the defining points on the workpiece as formed and fixtured in the workstation is determined. The processor determines an error between the actual location of the defining points and the design location of the defining points; generates a revised path for softening the feature of the workpiece; guided a material movement machine along the revised path; and softens, by the material movement machine, the feature of the workpiece.Type: ApplicationFiled: January 17, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jerone Spencer Anderson, William P Payne
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Publication number: 20240241940Abstract: A method and system for controlling charging security systems to enable sharing of charging stations, such as by allowing vehicle owners to use their cell phone or other device to request disarming or otherwise disabling a charging security system so that a corresponding charging station can be shared with another vehicle.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Aaron Adler, Malek Jaradi, Matthew Neely
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Publication number: 20240244137Abstract: A system and method for determining a priority of a call in an on-hold queue is presented. Determining a priority of a call is based on information received by an enterprise from a call from a vehicle with an integrated communication device where the call is placed into an on-hold queue to be answered based on its priority. Data from the vehicle with the integrated communication device includes at least a type of call, an account information associated with the vehicle, a vehicle data, and a location of the vehicle. The enterprise determines the priority of the call in the on-hold queue based on the data received from the vehicle with the integrated communication device.Type: ApplicationFiled: January 12, 2023Publication date: July 18, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Robert Weisbarth, Eric T. Hosey, Russell A. Patenaude, Matthew E. Gilbert-Eyres
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Patent number: D1036325Type: GrantFiled: February 1, 2023Date of Patent: July 23, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Gapdong Choi, Youngmin Lee