Patents Assigned to GM Global Technology Operations LLC
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Publication number: 20250256699Abstract: A computer-implemented method that, when executed by data processing hardware, causes the data processing hardware to perform operations comprising detecting a request to enable an automated driving system of a vehicle while the vehicle is at rest or at a low speed, determining an intended path of the vehicle, determining an initial steering angle, calculating a desired steering angle based on the intended path, calculating a commanded steering angle, evaluating the initial steering angle versus the desired steering angle, and either (i) initiating a driving maneuver with the initial steering angle, or (ii) adjusting the steering angle based on the commanded steering angle before initiating the driving maneuver.Type: ApplicationFiled: February 14, 2024Publication date: August 14, 2025Applicant: GM Global Technology Operations LLCInventors: Reza Zarringhalam, Mohammadali Shahriari, Jimmy Lu, Hassan Askari, Khizar Ahmad Qureshi, Ami Woo, Amirreza Mirbeygi Moghaddam
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Publication number: 20250258706Abstract: A method for a Matter compute architecture with smart discovery and opportunistic allocation of IoT device resources includes obtaining a device identifier for each of a plurality of devices within an ecosystem of a vehicle, each device identifier including resource capabilities and resource needs of the device. For each device, the method also includes validating the device based on the obtained device identifier, and classifying the device based on the resource capabilities and the resource needs of the device. The method also includes generating a device controller matrix by identifying an ecosystem resource requirement for the plurality of devices, predicting an ecosystem resource availability for the plurality of devices, and prioritizing the resource capabilities and the resource needs of each device based on the ecosystem resource requirement and the ecosystem resource availability.Type: ApplicationFiled: February 9, 2024Publication date: August 14, 2025Applicant: GM Global Technology Operations LLCInventors: Venkata Naga Siva Vikas Vemuri, Lakshmi V. Thanayankizil, John Sergakis, Andrew J. MacDonald
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Publication number: 20250256681Abstract: A computer-implemented method that, when executed by data processing hardware, cause the data processing hardware to perform operations comprising enabling remote ignition blocking for a first duration, determining a host vehicle status, and modifying the first duration of the remote ignition blocking according to the host vehicle status.Type: ApplicationFiled: February 9, 2024Publication date: August 14, 2025Applicant: GM Global Technology Operations LLCInventors: Anthony J. Sumcad, Suchinder K. Govindan, Russell A. Patenaude, Matthew Edward Gilbert-Eyres, Benjamin Tran
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Publication number: 20250259638Abstract: A method for a directional activity mask detector for a vehicle includes generating a blocking matrix based on pre-recorded signals from a target zone, receiving, at a voice activity detector, audio frames from a microphone array, and applying the blocking matrix to one or more zones within a vehicle. The method also includes detecting signals from unblocked zones of the vehicle, determining an activity of a target signal based on the detected signals from the unblocked zones, and estimating, by a beamformer, a relative transfer function (RTF) vector based on the received audio frames and the determined activity of the target signal.Type: ApplicationFiled: February 11, 2024Publication date: August 14, 2025Applicant: GM Global Technology Operations LLCInventors: Nili Yaron, Elior Hadad, Gaurav Talwar
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Publication number: 20250256698Abstract: A computer-implemented method that, when executed by data processing hardware, causes the data processing hardware to perform operations comprising, determining vehicle pose data of a host vehicle, maintaining an odometry buffer with the vehicle pose data, detecting a steering maneuver of the host vehicle, determining a relative pose of the host vehicle upon initiation of the steering maneuver using the odometry buffer, formulating an odometry path for aligning a heading of the host vehicle with a heading of the relative pose, and completing the steering maneuver according to the odometry path.Type: ApplicationFiled: February 14, 2024Publication date: August 14, 2025Applicant: GM Global Technology Operations LLCInventors: Mohammadali Shahriari, Reza Zarringhalam, Jackson Barry McGrory, Abed Shammaa, Matan Yeger, Khizar Ahmad Qureshi
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Publication number: 20250259488Abstract: A computer-implemented method that, when executed by data processing hardware, cause the data processing hardware to perform operations is provided. The operations include obtaining a rear passenger status, obtaining a seat belt status, obtaining a door lock status, determining whether exit assistance conditions are met based on the rear passenger status, the seat belt status, and the door lock status, and displaying an exit assistance on one or more displays.Type: ApplicationFiled: February 13, 2024Publication date: August 14, 2025Applicant: GM Global Technology Operations LLCInventors: Jongho Hwang, Suyoung Ha, Youngsoo Im, Chihyun Cho
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Patent number: 12386027Abstract: A method includes performing object detection by a radar sensor system. The object detection includes generating and transmitting object-detection (OD) chirps on an OD channel of a plurality of radar channels employed by the radar sensor system. The method further includes monitoring unused radar channels for interference and determining that at least one of the unused radar channels is free of interference. The method still further includes performing object detection by generating and transmitting one or more OD chirps on the determined interference-free channel.Type: GrantFiled: February 13, 2023Date of Patent: August 12, 2025Assignee: GM Global Technology Operations LLCInventors: Oren Longman, Oded Bialer
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Patent number: 12384404Abstract: A motion monitor includes a lidar device, a controller, and a circuit. The lidar device is configured to perform scans of an environment proximate the ego vehicle to generate lidar point clouds related to one or more objects in the environment. The controller is configured to transform the lidar point clouds with location transform matrices to generate location point sets, aggregate the location point sets in a duration of interest to generate aggregated point sets, register the location point sets to the aggregated point sets to generate correction transform matrices, update the location transform matrices with the correction transform matrices to generate updated location transform matrices, and generate motion sets based on the updated location transform matrices. The circuit is configured to receive the motion sets.Type: GrantFiled: January 6, 2022Date of Patent: August 12, 2025Assignee: GM Global Technology Operations LLCInventors: Oren Longman, Noam Zac, Tal Furman
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Patent number: 12384218Abstract: Presented are advanced control systems providing tire change modes for vehicles with adjustable ride-height suspension systems, methods for making/using such systems, and vehicles equipped with such systems. A method of operating a vehicle includes a controller receiving an input signal indicative of a tire change event for the vehicle, and determining a location of a tire associated with the tire change event. In response to receiving the input signal, the controller determines if a real-time slope of the vehicle is greater than a preset maximum secure slope; if not, the controller prompts a user to prepare the vehicle for the tire change event. After prompting the user to prep the vehicle, the controller commands the vehicle's ride height suspension system to lower the ride height of the tire's corner module to a predefined lowered height and raise the ride height of all other corner module to a predefined raised height.Type: GrantFiled: February 9, 2024Date of Patent: August 12, 2025Assignee: GM Global Technology Operations LLCInventors: J. Michael Gwidt, Karen Margaret-Bell Gwidt
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Patent number: 12386026Abstract: 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: GrantFiled: December 20, 2022Date of Patent: August 12, 2025Assignee: GM Global Technology Operations LLCInventors: Oren Longman, Gaston Solodky
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Patent number: 12386058Abstract: A system of controlling operation of a vehicle includes a lidar unit and a radar unit configured to obtain measured lidar datapoints and a measured radar signal, respectively. A command unit is adapted to receive the measured lidar datapoints and the measured radar signal, the command unit including a processor and tangible, non-transitory memory on which instructions are recorded. The command unit is configured to identify respective objects in the measured lidar datapoints and assign a respective radar reflection intensity to the measured lidar datapoints in the respective objects. A synthetic radar signal is generated based in part on the radar reflection intensity. The command unit is configured to obtain an enhanced radar signal by adjusting the measured radar signal based on the synthetic radar reference signal.Type: GrantFiled: October 11, 2022Date of Patent: August 12, 2025Assignee: GM Global Technology Operations LLCInventors: Oded Bialer, Yuval Haitman
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Publication number: 20250250694Abstract: A membrane electrode assembly includes a cathode portion disposed on one end and an anode portion disposed on an opposite end from the cathode portion. The membrane electrode assembly also includes a cathode ionomer layer disposed adjacent the cathode portion and an anode ionomer layer disposed adjacent the anode portion. Further, the membrane electrode assembly may include one or more support layers disposed between the cathode ionomer layer and the anode ionomer layer. Additionally, the anode ionomer layer includes a plurality of gas recombination catalysts in a graded dispersion such that a portion of the anode ionomer layer disposed closer to the anode portion includes a higher concentration of gas recombination catalysts than a portion of the anode ionomer layer disposed closer to the cathode portion.Type: ApplicationFiled: February 7, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Wenbin Gu, Ruichun Jiang
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Publication number: 20250253365Abstract: A duct for a fuel cell includes a duct body defining an aperture configured to allow fluid to flow therethrough. The duct body includes a flexible network configured to provide adjustable flexibility to the duct body. Additionally, a surface coating is disposed on an outer surface of the duct body. Moreover, the surface coating provides the duct body with one or more of flame retardance and structural integrity.Type: ApplicationFiled: February 7, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Seongchan Pack, Sean Michael Commet, Bikal Adhikari, William B. Carroll
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Publication number: 20250250693Abstract: A gas diffusion electrode membrane for one of a proton exchange membrane electrolyzer or an alkaline electrolyzer includes a substrate formed of one or more gas diffusion layers including a macro porous substrate and microporous layers, the electrode layer including a platinum-based metal alloy. The gas diffusion electrode membrane further including an electrode layer including a platinum-based metal alloy and a membrane integrated with the electrode layer and simultaneously applied to the substrate with the electrode layer, applying the membrane and the electrode layer directly to the substrate being performed at a single location as part of a single process.Type: ApplicationFiled: February 5, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Craig S. Gittleman, Swaminatha P. Kumaraguru, Ruichun Jiang
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Publication number: 20250253369Abstract: A capture device including a body defining a chamber configured to receive liquid and gas from a fuel cell system. The chamber includes an upper end region and a lower end region. An outlet is disposed at the body in fluid communication with the lower end region of the chamber. A gas bypass hose includes a first end in fluid communication with the upper end region of the chamber and a second end in fluid communication with the lower end region of the chamber. A solenoid valve is disposed between the chamber and the outlet. The solenoid valve is operable between an open state permitting fluid communication between the chamber and the outlet to drain liquid and purge gas from the chamber and a closed state preventing fluid communication between the chamber and the outlet.Type: ApplicationFiled: February 2, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventor: Joseph Hahn
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Publication number: 20250249778Abstract: An electric vehicle (EV) monitoring system for a vehicle includes a display and a server configured to receive data from one or more charging stations. The data includes a rate of charge. The EV monitoring system also includes an electronic control unit (ECU) communicatively coupled with the server and the display. The ECU includes data processing hardware that includes an EV monitoring application. The EV monitoring application includes a state of charge of the vehicle and is configured to generate a frequency diagram based on the rate of charge received by the server and the state of charge.Type: ApplicationFiled: February 6, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Gopinath Menta, Austin Lipinski, Iqbal M. Surti, Janak kumar Dundigalla, Gaurav Talwar, Thomas Doran, Frank Marotta, JR.
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Publication number: 20250249829Abstract: A teletypewriter (TTY) system for a vehicle includes a display, a microphone coupled to the vehicle and configured to capture voice data, and an imager coupled to the vehicle and configured to detect image data. The TTY system includes an electronic control unit (ECU) that is communicatively coupled to the display, the microphone, and the imager. The ECU includes a TTY application and is configured to project the TTY application on the display in response to at least one of the voice data and the image data.Type: ApplicationFiled: February 7, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Jasmine Wilks, Kevin W. Owens, Russell A. Patenaude, Gaurav Talwar, Christopher L. Dow
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Publication number: 20250250699Abstract: A membrane electrode assembly for one of a proton exchange membrane electrolyzer or an alkaline electrolyzer includes a corrosion resistant substrate coated with an anode catalyst ink to form an anode catalyst layer, wherein the anode catalyst layer includes ionomer strands that protrude into the corrosion resistant substrate, a porous substrate coated with a cathode catalyst ink to form a cathode catalyst layer, wherein the cathode catalyst layer includes ionomer strands that protrude into the porous substrate, and a membrane disposed between the anode catalyst layer of the corrosion resistant substrate and the cathode catalyst layer of the porous substrate.Type: ApplicationFiled: February 5, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Swaminatha P. Kumaraguru, Anusorn Kongkanand
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Publication number: 20250251013Abstract: A fastener including a nut having a nut body including a threaded through hole extending along a longitudinal axis and a flange extending away from the nut body and including an upper surface and a lower surface, and a retainer ring integrally formed with the nut and including a retention feature having a contact surface extending away from the nut body and an annular lip perpendicular to the longitudinal axis and extending away from the nut body.Type: ApplicationFiled: February 5, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventor: Kevin Updike
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Publication number: 20250253496Abstract: A fuel cell system for an application includes a fuel cell module having a cell-side attachment plate. The cell-side attachment plate includes a plurality of connectors and is configured to interface with an application-side attachment plate at the application to align the plurality of connectors of the cell-side attachment plate with a corresponding plurality of connectors of the application-side attachment plate. A fastening mechanism is selectively movable between a locked state, where the cell-side attachment plate is retained at the application-side attachment plate and the plurality of connectors of the cell-side attachment plate and the plurality of connectors of the application-side attachment plate are connected, and an unlocked state, where the plurality of connectors of the cell-side attachment plate and the plurality of connectors of the application-side attachment are disconnected and the fuel cell module is movable relative to the application-side attachment plate.Type: ApplicationFiled: February 6, 2024Publication date: August 7, 2025Applicant: GM Global Technology Operations LLCInventors: Martin Heinzmann, Hans Peter Ahlborn