Patents Assigned to GM
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Patent number: 11794690Abstract: A vehicle seatbelt monitoring system for monitoring seatbelts of a plurality of seats comprising: i) a buckle sensor for each seat configured to determine whether a seatbelt is buckled into a buckle attachment of each seat; ii) a seatbelt webbing payout sensor for each seat configured to determine an amount of seatbelt webbing that is unwound from a seatbelt retractor associated with each seat; and iii) a seatbelt monitor control module coupled to the buckle sensor and the seatbelt webbing payout sensor and configured to receive buckle state data from the buckle sensor for each seat and seatbelt payout data from the seatbelt webbing payout sensor for each seat. The seatbelt monitor control module is further configured to determine if a first seatbelt is unbuckled or not properly worn and, if so, to determine if a second seatbelt is buckled or properly worn when the first seatbelt is unbuckled or not properly worn.Type: GrantFiled: August 25, 2020Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Scott D. Thomas
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Patent number: 11798240Abstract: A method for social networking using a multi-focal plane augmented reality display of a host vehicle includes receiving social-networking data from a remote device. The social-networking data includes information about at least one social interest of a remote user of the remote device. The remote device is located within a viewable area of a vehicle user of the host vehicle. The method further includes determining whether at least one social interest of the remote user matches a vehicle-user social interest of the vehicle user of the host vehicle using the social-networking data. The method further includes transmitting a command signal to the multi-focal plane augmented reality display of the host vehicle to display a virtual image on the multi-focal plane augmented reality display. The virtual image is indicative of the vehicle.Type: GrantFiled: March 24, 2022Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Joseph F. Szczerba, John P. Weiss, Kai-Han Chang, Thomas A. Seder
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Patent number: 11794560Abstract: An injection molded composite component includes a groove extending from a first surface of the composite component and a tubing material placed within the groove and formed integrally with the composite component such that the tubing material forms an integrated conduit on the first surface of the composite component.Type: GrantFiled: August 6, 2021Date of Patent: October 24, 2023Assignee: GM Global Technology Operations LLCInventors: Erik B. Golm, Venkateshwar R. Aitharaju, Xiaosong Huang
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Patent number: 11800082Abstract: A virtual 3D display for a motor vehicle includes a substrate and a flexible display positioned on the substrate. The flexible display has two foldable sections and a main section. The main section provides a shared viewing area and each of the foldable sections provides a first and a second independent viewing area.Type: GrantFiled: September 21, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Ke Liu, Joseph F. Szczerba
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Patent number: 11794751Abstract: In exemplary embodiments, methods, systems, and vehicles are provided that include: one or more sensors disposed onboard a vehicle and configured to at least facilitate obtaining sensor data for the vehicle; one or more location systems configured to at least facilitate obtaining location data pertaining to a location of the vehicle; a computer memory configured to store map data pertaining to a path corresponding to the location; and a processor disposed onboard the vehicle and configured to at least facilitate: generating an elevation profile along the path using the sensor data and the map data; and providing instructions for controlling the vehicle using the elevation profile.Type: GrantFiled: February 26, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Reza Zarringhalam, Yongkyun Shin, Mohammadali Shahriari, Avshalom Suissa, Kevin A. O'Dea, Amir Takhmar, Mohammed Raju Hossain
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Patent number: 11798158Abstract: Systems and methods for monitoring chain health of a chain having multiple links in a closed loop, as the chain cycles. The system includes: a camera statically positioned with respect to the chain, the camera configured to generate a frame to include a link from among the multiple links; and a controller module operationally coupled to the camera and programmed to repeat the steps of: receiving the frame; converting the frame to a black and white frame with a high-contrast; identifying a link type of the link in the black and white frame based on referencing a plurality of predefined skyline templates; and, storing the link with the link type and a respective temporal marker in a cache, storing a sequence. The system continues until discovering that the chain has cycled back to the starting link, identifies a type of chain for the chain, and fingerprints the chain.Type: GrantFiled: November 16, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Dennis J Carroll, Paerhati Remutula, Philip L Griggs, Sai Rohit Kumar Danda, Minchao Zhu, Avinash Gunda, Jason P Joye, David R Kracko
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Patent number: 11799083Abstract: The present disclosure provides an electrochemical cell that cycles lithium ions. The electrochemical cell includes a positive electrode and a negative electrode. The positive electrode includes a positive electroactive material and a lithiation additive blended with the positive electroactive material. The lithiation additive includes a lithium-containing material and one or more metals. The lithium-containing material is represented by LiX, where X is hydrogen (H), oxygen (O), nitrogen (N), fluorine (F), phosphorous (P), or sulfur (S). The one or more metals are selected from the group consisting of: iron (Fe), copper (Cu), cobalt (Co), manganese (Mn), and combinations thereof. The negative electrode may include a volume-expanding negative electroactive material.Type: GrantFiled: August 26, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jiazhi Hu, Gongshin Qi
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Patent number: 11799354Abstract: An electric powertrain system includes an electric machine having a rotor and stator. The stator has multiple phase legs, each respective one of which includes a single phase lead connected to two or more parallel stator windings. The stator thus has multiple phase leads collectively conducting phase currents. A rotary output member is connected to the rotor and connectable to a load. A traction power inverter module (TPIM) is electrically connected to the phase legs. Current sensors collectively measure the phase currents. Each respective current sensor is connected to a different phase lead. A controller in communication with the current sensors and the TPIM, in response to a commanded current and the measured phase currents, detects a threshold variation in the measured phase currents indicative of a phase current imbalance fault, and selectively changes a thermodynamic state of the electrified powertrain in response to the fault.Type: GrantFiled: September 22, 2021Date of Patent: October 24, 2023Assignee: GM Global Technology Operations LLCInventors: Brian J. Gallert, Stephen M. Garza
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Patent number: 11794270Abstract: A system for increasing joint strength and reducing embrittlement in a resistance spot weld of metal workpieces is disclosed. The system comprises a stackup of first and second metal workpieces, and an interface member disposed between the first and second metal workpieces. The interface member comprises a peripheral wall defining a hollow inner portion. The peripheral wall has a first open end extending to a second open end. The first open end is in contact with the first metal workpiece defining a first weld portion thereon. The second open end is in contact with the second metal workpiece defining a second weld portion thereon. The system further comprises a first electrode configured to contact the first metal workpiece to heat the peripheral wall at the first weld portion and join the first metal workpiece with the first open end of the peripheral wall.Type: GrantFiled: May 4, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Huaxin Li, MingFeng Shi, Jatinder Paul Singh, Dale A. Gerard
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Patent number: 11794809Abstract: A method including detecting an obstacle location in response to an image, determining the obstacle location in response to a range measurement received from a range sensor, predicting a tow vehicle path in response to a tow vehicle steering angle and a tow vehicle location, predicting, by a processor, a trailer wheel path in response to the tow vehicle path, a vehicle dimension and a trailer dimension, and generating a warning control signal in response to an intersection of the obstacle location and the trailer wheel path.Type: GrantFiled: April 19, 2022Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERTIONS LLCInventors: Mansoor Alghooneh, Joseph K Moore, Norman J Weigert, Tommy Thai Ngoc Tran
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Patent number: 11796997Abstract: The subject disclosure relates to technologies for vehicle interactions with emergency vehicles. A process of the disclosed technologies can include steps for receiving a command from an emergency vehicle identifying an autonomous vehicle and initiating actions to cause the autonomous vehicle identified by the emergency vehicle to obey the command.Type: GrantFiled: March 25, 2020Date of Patent: October 24, 2023Assignee: GM Cruise Holdings LLCInventors: Anuj Kaul, Kunal Roy
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Patent number: 11796331Abstract: A system for associating perceived and mapped lane edges can include a processor and a memory. The memory includes instructions such that the processor is configured to receive a sensor data representing a perceived object; receive map data representing a map object; determine a cost matrix a cost matrix indicative of an association cost for associating the map object to the perceived object; compare the association cost with an association cost threshold; and associate the perceived object with the map object based on the association cost.Type: GrantFiled: August 13, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Peter Edward LeVasseur, Brent Navin Roger Bacchus, Tarek Abdel Raouf Abdel Rahman
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Patent number: 11796671Abstract: A vehicle includes a plurality of transmitters of a code division multiple access (CDMA) radar system to simultaneously transmit a frame of transmit signals. A first time duration between transmissions of a first pair of sequential ones of the transmit signals is linearly increased to a second time duration between transmissions of a second pair of sequential ones of the transmit signals. The vehicle also includes a receiver of the CDMA radar system to receive reflected energy resulting from reflection of one of more of the transmit signals of one or more of the plurality of transmitters by an object. A controller processes the reflected energy to obtain information about the object and to control an operation of the vehicle based on the information.Type: GrantFiled: March 8, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Oded Bialer, Amnon Jonas
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Patent number: 11796644Abstract: An apparatus including a light detection and ranging (LiDAR) antenna of an optical phased array includes a silicon-on-insulator substrate including a silicon wire waveguide embedded within the substrate and a grating layer disposed over the substrate. The grating layer includes a silicon nitride layer coating the silicon-on-insulator substrate and including a plurality of etchings formed in a direction perpendicular to a longitudinal axis of the optical phased array and a silicon oxynitride layer coating the silicon nitride layer and filling the etchings. The etchings are relatively thin in the direction of the longitudinal axis of the optical phased array at a first end of the optical antenna and are relatively thick in the direction of the longitudinal axis at a second end. The etchings gradually increase in thickness between the first end of the optical phased array and the second end of the optical antenna.Type: GrantFiled: March 10, 2020Date of Patent: October 24, 2023Assignee: GM Global Technology Operations LLCInventors: Raymond Sarkissian, Keyvan Sayyah, Biqin Huang
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Patent number: 11798139Abstract: Systems and methods to perform noise-adaptive non-blind deblurring on an input image that includes blur and noise involve implementing a first neural network on the input image to obtain one or more parameters and performing regularized deconvolution to obtain a deblurred image from the input image. The regularized deconvolution uses the one or more parameters to control noise in the deblurred image. A method includes implementing a second neural network to remove artifacts from the deblurred image and provide an output image.Type: GrantFiled: November 17, 2020Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventor: Michael Slutsky
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Patent number: 11796666Abstract: A radar system includes antenna elements and receive channels. An adaptive switch couples the receive channels to a subset of the antenna elements as selected antenna elements. The selected antenna elements receive reflected signals from reflection by objects and each of the receive channels outputs the digital signal based on the reflected signal from the coupled selected antenna element. A controller processes the digital signal from each receive channel to estimate a direction of arrival (DOA) to each object and generate candidate configurations of the switch. Assessing the candidate configurations includes performing a multi-step assessment using a decision tree with each candidate configuration as a root and examining accuracy of an output at a last step in the decision tree to select a selected candidate configuration based on the accuracy. The switch is configured according to the selected candidate configuration prior to receiving the reflected signals for a next iteration.Type: GrantFiled: January 20, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Yaron Eshet, Igal Bilik
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Patent number: 11794535Abstract: A method for dampening trailer sway, includes: receiving, by a controller of a vehicle system that is coupled to a trailer, a vehicle speed signal of the vehicle system, wherein the vehicle speed signal is indicative of a vehicle speed of the vehicle system; determining a friction force to be applied to the trailer by an actuator using the vehicle speed of the vehicle system and a graph that establishes a relationship between the friction force to be applied to the trailer and the vehicle speed; and adjusting, by the controller, the graph that establishes the relationship between the friction force and the vehicle speed using the decay rate of the plurality of oscillation amplitudes to create an updated graph.Type: GrantFiled: April 1, 2021Date of Patent: October 24, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Michael Nguyen, Norman J. Weigert, Ralph D. Schlottke, Halit Zengin
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Patent number: 11794782Abstract: The subject disclosure relates to features for improving the modularity and interoperability of sensors and in particular, sensors deployed for use in vehicle related sensing applications. In some aspects, the disclosed technology encompasses a sensor aggregation module (e.g., sensor pod) that includes a sensor enclosure having an interior volume configured for housing one or more sensors, a data port integrated into an exterior surface of the sensor enclosure, wherein the data port is configured to be electrically coupled to a vehicle data port, and a plurality of sensor ports disposed within an interior volume of the sensor enclosure, wherein the sensor ports are configured for modular connectivity to the one or more sensors.Type: GrantFiled: June 26, 2020Date of Patent: October 24, 2023Assignee: GM Cruise Holdings LLCInventors: Brendan Hermalyn, Radu Raduta, Devin Cass
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Patent number: 11794285Abstract: The concepts described herein provide a method, system, and apparatus for joining, via welding, first and second members fabricated from an aluminum alloy including aluminum, zinc, and manganese, such as 7000-series aluminum alloys, and a resultant workpiece. A junction is formed by a first member being disposed contiguously to a second member. A welding machine generates a weld pool at the junction that includes liquified aluminum alloy. An ultrasonic transducer directs ultrasonic energy in proximity to the weld pool. In some embodiments, an electro-magnetic transducer directs electro-magnetic energy in proximity to the weld pool. The first member is fused to the second member at the junction upon solidification of the weld pool.Type: GrantFiled: July 28, 2021Date of Patent: October 24, 2023Assignee: GM Global Technology Operations LLCInventors: Daniel J. Wilson, Qigui Wang, Liang Wang, Huaxin Li, Jason J. Coryell, Joshua L. Solomon
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Patent number: D1002920Type: GrantFiled: May 11, 2021Date of Patent: October 24, 2023Assignee: GM Global Technology Operations LLCInventor: Gary W. Ruiz