Patents Assigned to GLOBAL TECHNOLOGY OPERATIONS LLC
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Publication number: 20240208507Abstract: A method of automatic selection of an operating mode of a motor vehicle feature includes receiving, via an electronic controller, an input signal communicated by an input device, including at least one of a geographical and a temporal condition for operation of the motor vehicle feature. The method also includes setting, via the electronic controller, at least one of the geographical and the temporal condition for operation of the motor vehicle feature. The method additionally includes determining, via the electronic controller, a current geographical location of the motor vehicle and/or a current time. The method also includes comparing, via the electronic controller, the current geographical location and/or the current time with the corresponding set condition. Furthermore, the method includes selecting, via the electronic controller, the operating mode of the motor vehicle feature when the current geographical location and/or the current time matches the corresponding set condition.Type: ApplicationFiled: December 22, 2022Publication date: June 27, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Matthew G. Przybylski, Craig H. Zinser, James Scott Creehan
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Publication number: 20240210554Abstract: A method that includes obtaining reflective radar signals regarding a scene monitored by a radar sensor system, producing reflective-intensity (RI) data based on those signals, and generating a reflective intensity volume (RIV) based on the reflective-intensity data. The RI data contains spatially invariant spectrums. The method further includes applying a trained convolutional neural network (CNN) on the generated RIV and detecting objects in the scene based, at least in part, the applying of the trained CNN on the generated RIV.Type: ApplicationFiled: December 21, 2022Publication date: June 27, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Oded Bialer, Yuval Haitman
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Patent number: 12017545Abstract: A vehicle, system, and method of providing electrical power to a vehicle. The electrical system includes a variable power source, a constant power source, a bus line connecting the variable power source to an electrical load of the vehicle, a switch between the bus line and the constant power source, and a processor. The processor is configured to monitor a voltage being supplied to the electrical load by the variable power source and to operate a fuse controller to close the switch between the bus line and the constant power source when the voltage being supplied to the electrical load drops below a first voltage threshold.Type: GrantFiled: May 4, 2022Date of Patent: June 25, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Suresh Gopalakrishnan, Chandra S. Namuduri, Lyall Kenneth Winger, James M. Morrison
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Patent number: 12021250Abstract: A fastening arrangement includes a tray having an outwardly extending tray flange with a first hole therein, a cover having a generally U-shaped portion and a cover flange extending outward therefrom with a second hole therein. The cover is disposed atop the tray with the generally U-shaped portion disposed in contact with the tray flange and the cover flange disposed a predetermined height above the tray flange with the first and second holes aligned with each other. A spacer having a third hole therethrough is disposed between the tray flange and the cover flange with the third hole aligned with the first and second holes. A fastener arrangement has a shaft extending through the first, second and third holes, a head formed on a first shaft end, a threaded portion on a second shaft end, and a nut engaged with the threaded portion.Type: GrantFiled: March 2, 2022Date of Patent: June 25, 2024Assignee: GM Global Technology Operations LLCInventors: Abhay R. Bhandari, Carl E. Fonville
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Architecture and methodology of adaptive tire force prediction for integrated vehicle motion control
Patent number: 12017660Abstract: A system for adaptive tire force prediction in a motor vehicle includes a control module that executes program code portions that receive real-time static and dynamic data from motor vehicle sensors, that model forces at each tire of the motor vehicle at one or more incremental time steps, that estimate actual forces at each tire of the motor vehicle at each of the one or more incremental time steps, that adaptively predict tire forces at each tire of the motor vehicle at each of the one or more incremental time steps, that generate one or more control commands for actuators of the motor vehicle, that capture discrepancies between real-time force estimations and nominal force calculations at each tire of the motor vehicle, and that apply compensation parameters to reduce tracking errors in the one or more control commands to the one or more actuators of the motor vehicle.Type: GrantFiled: November 3, 2021Date of Patent: June 25, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Hassan Askari, Seyedeh Asal Nahidi, Shamim Mashrouteh, Ruixing Long, Bharath Pattipati, SeyedAlireza Kasaiezadeh Mahabadi, Hualin Tan, Lapo Frascati -
Patent number: 12021221Abstract: An electrode for an electrochemical cell is provided. The electrode includes a carbon membrane having a first face and an opposing second face, wherein at least a portion of the carbon membrane is modified to include an elevated number of nucleation sites for lithium relative to the carbon membrane when unmodified.Type: GrantFiled: November 13, 2020Date of Patent: June 25, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Xingcheng Xiao, Hongliang Wang, Gayatri V. Dadheech, Mei Cai
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Patent number: 12017665Abstract: An automated driving system (ADS) of an autonomous vehicle includes a communication module, a perception module, a misbehavior detection module, and a processor. The communication module is configured to receive a vehicle-to-vehicle (V2V) message comprising message-based vehicle data. The perception module configured to receive sensor data from at least one vehicle sensing device. The misbehavior detection module is configured to determine whether the V2V message is one of a legitimate message and a malicious message based at least in part on a comparison of the message-based vehicle data with sensor-based vehicle data generated based on the sensor data. The processor is configured to manage performance of the autonomous vehicle in accordance with the message-based vehicle data based on the determination. Other embodiments are described and claimed.Type: GrantFiled: February 25, 2022Date of Patent: June 25, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Wenyuan Qi, Kemal Ertugrul Tepe, Mohammad Naserian, Tianxiang Cao, Zhengyu Xing
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Patent number: 12021208Abstract: A battery pack module includes a cooling plate having thermal breaks strategically aligned with respect to adjacent cell chambers to reduce thermal propagation from one cell chamber to an adjacent cell chamber via thermal conductance through the cooling plate.Type: GrantFiled: September 22, 2020Date of Patent: June 25, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ethan T. Quy, Nicholas R. Bratton, Harikrishna Ketha
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Publication number: 20240204242Abstract: A removable binder system to expand application of hot-pressed solid-state electrolyte separator technology is provided, specifically a solid-state electrolyte (SSE) for an electrochemical cell, a method for producing an electrochemical cell and an electrode composite film for an electrochemical cell in order to provide separators that work well with binders such that removing the binders does not affect the electro-molecular properties of the separators.Type: ApplicationFiled: December 14, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Hernando Gonzalez Malabet, Thomas A. Yersak, Aaron Ketchum
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Publication number: 20240199113Abstract: Methods and systems are provided for controlling a vehicle comprising an Electric Power Steering System (EPS). In an embodiment, a method includes determining, by the processor, a lateral acceleration reference based on reference path data and vehicle dynamics data; determining, by the processor, coefficient data based on at least one of measured lateral acceleration data and measured steering angle data, and measured torque data; determining, by the processor, a torque command based on the coefficient and the reference lateral acceleration data; and generating, by the processor, a steering command to the EPS based on the torque command.Type: ApplicationFiled: December 14, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Tushita Arun Sikder, Jackson Barry McGrory, Jimmy Lu, Mohammadali Shahriari
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Publication number: 20240201319Abstract: A system and method for time-frequency coding for interference mitigation of sensors is presented that includes generating and transmitting, from a vehicle, a first chirp signal by a first sensor, in a first time-channel and in a first frequency-channel. The method may also include generating and transmitting, a second chirp signal by a second sensor, in a second time-channel and in the first frequency-channel and the receiving, by the first sensor, a first reflection signal from objects from the first chirp signal. In addition, there may be a receiving, by the second sensor, a second reflection signal from objects from the second chirp signal. In addition, the first time-channel is orthogonal to the second time-channel, and the transmitting of the second chirp signal is offset in time from the transmitting of the first chirp signal by an amount less than a duration of the first chirp signal.Type: ApplicationFiled: December 20, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Oren Longman, Gaston Solodky
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Publication number: 20240204192Abstract: An electrode for an electrochemical cell includes a silicon-containing electroactive material that includes a plurality of silicon-containing electroactive material particles and a polymeric network that forms polymeric cages around each of the silicon-containing electroactive material particles of the plurality. The polymeric cages include polyacrylic acid (PAA), lithiated polyacrylic acid (PAALi), or a combination of polyacrylic acid (PAA) and lithiated polyacrylic acid (PAALi) covalently bonded with poly(2-hydroxyethyl acrylate) (PHEA). The polymeric network has a mass ratio of the polyacrylic acid (PAA), the lithiated polyacrylic acid (PAALi), or the combination of the polyacrylic acid (PAA) and the lithiated polyacrylic acid (PAALi) to the poly(2-hydroxyethyl acrylate) (PHEA) of greater than or equal to about 0.5 to less than or equal to about 10.Type: ApplicationFiled: April 5, 2023Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Dewen KONG, Haijing LIU, Mengyan HOU, Si CHEN, Zhixin XU, Jun YANG
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Publication number: 20240198852Abstract: Presented are charging systems for provisioning vehicle grid integration (VGI) demand-response (DR) activities, methods for making/using such systems, and vehicles with bidirectional charging and VGI DR capabilities. A method of controlling VGI operations for a host vehicle includes a resident/remote vehicle controller receiving user-specific data input by the host vehicle's operator and crowd-sourced data output by third-party vehicles deemed comparable to and located within a predefined region of the host vehicle. A predicted battery life of the battery pack resulting from the host vehicle performing VGI operations is estimated using a non-iterative, non-recursive closed-form battery life model based on the user-specific and crowd-sourced data.Type: ApplicationFiled: December 19, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Christopher R. Neuman, Sudhakar Inguva
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Publication number: 20240198803Abstract: A system for an electrified vehicle includes a rechargeable energy storage device (RESS) electrically couplable via an electric power bus to a high-voltage actuator, a telematics system, and an on-vehicle controller. The on-vehicle controller includes an instruction set that is executable to: receive, via the telematics system, a notification of a proximal impending catastrophic event; determine an intent to safeguard the electrified vehicle; execute a high-voltage discharge protocol in response to the intent to safeguard the electrified vehicle, wherein the high-voltage discharge protocol includes operating the high-voltage actuator; monitor a state of charge (SOC) of the RESS; and electrically decouple the RESS from the electric power bus when the SOC of the RESS is less than a first threshold SOC.Type: ApplicationFiled: December 20, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ryan P. Hickey, Galen E. Ressler
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Publication number: 20240199088Abstract: Methods and systems are provided for alerting a driver to take control of a vehicle. In one embodiment, a method includes: determining, by a processor, a driver alertness level based on a weighted summation of a first set of feature data; determining, by the processor, a required alertness level based on a weighted summation of a second set of feature data; determining, by the processor, an escalation index based on the driver alertness level and the required alertness level; and generating, by the processor, alert notification data based on the escalation index.Type: ApplicationFiled: December 15, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Parisa Mahvelatishamsabadi, Milad Jalaliyazdi, Zhi Li, Mohammadali Shahriari, Peitong Hu, Kin Man Michael Wong
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Publication number: 20240198941Abstract: A method for controlling an airbag aboard a motor vehicle includes measuring a respective position of landmark points on an occupant of the motor vehicle using a sensor suite. The method includes receiving occupant landmark signals from the sensor suite, with the signals being indicative of the respective positions of the landmark points. A trajectory of the occupant is predicted, via the controller, using the occupant landmark signals. A controller adjusts a restraint capacity setting of the airbag in response to the predicted occupant trajectory. A motor vehicle includes a vehicle body, an airbag, a sensor suite, and a controller operable for controlling a restraint capacity setting of the airbag using the method. A non-transitory computer-readable storage medium includes an instruction set that is executed to perform the method.Type: ApplicationFiled: December 14, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Scott D. Thomas, Dorel M. Sala, Sean T. Coughlin, Praneeth Nelapati, Lisa M. Furton
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Publication number: 20240199111Abstract: Methods and systems are provided for controlling a vehicle comprising an Electric Power Steering System (EPS). In an embodiment, a method includes learning, by a processor, a non-linearity of a boost factor associated with the EPS; determining, by the processor, a deboost factor based on an inverse relationship of the learned non-linearity of the boost factor associated with the EPS; and generating, by the processor, a steering command to the EPS based on the deboost factor.Type: ApplicationFiled: December 14, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Mohammadali Shahriari, Tushita Arun Sikder, Reza Zarringhalam, Ashraf Abualfellat, Emily Frances Wolfangel, Brian Porto
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Publication number: 20240200655Abstract: A press-in-place seal for an interface between adjacent components, with the seal including a cylindrical structure arranged along a longitudinal axis and characterized by a J-shape in a cross-sectional view. The seal is arranged inside a first component and compressed by a second component when the PIP seal is installed within the interface. The J-shape includes a first stem section orthogonal to and extending toward the longitudinal axis for being compressed by the second component when the seal is installed within the interface. The J-shape also includes a second stem section longer than the first stem section, orthogonal to and extending toward the longitudinal axis, for stabilizing the structure when the seal is installed. The J-shape further includes a base third section arranged parallel to the longitudinal axis and connecting the first stem section to the second stem section, thereby defining a concavity between the first and second sections.Type: ApplicationFiled: December 14, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ronald Miller, Abhishek Kumar Sahu, Purushothama Siddappaji, Chethan Raj HM
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Publication number: 20240198968Abstract: Systems and methods associated with an electric vehicle are provided. The electric vehicle includes a sensor system, a communications system and a snow clearing system. The systems and methods detect, based on data from the sensor system, snow that may accumulate on a window of the electric vehicle. When snow is detected, a notification is provided, via the communications system, to a remote user device. The notification requests user acceptance of use of charge of a battery of the electric vehicle to operate the snow clearing system of the electric vehicle. The systems and methods receive, by the communications system, a response to the notification from the user device, and when the response indicates acceptance of the use of charge of the battery, the snow clearing system is activated. The snow clearing system is powered by the battery.Type: ApplicationFiled: December 14, 2022Publication date: June 20, 2024Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Connor Duesterwald, Desigan Padayachee, Anna Siniavina, Stacey M. Marmara, Michael D. Alarcon, Patrick Giancarlo Gabriel DiGioacchino
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Patent number: D1032426Type: GrantFiled: January 10, 2023Date of Patent: June 25, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Gapdong Choi, Youngmin Lee