GM GLOBAL TECHNOLOGY OPERATIONS LLC patent applications on April 17th, 2025
Patent Applications by GM GLOBAL TECHNOLOGY OPERATIONS LLC on April 17th, 2025
GM GLOBAL TECHNOLOGY OPERATIONS LLC: 20 patent applications
GM GLOBAL TECHNOLOGY OPERATIONS LLC has applied for patents in the areas of H01M10/615 (2), H01M4/04 (2), H01M4/02 (2), H01M50/184 (1), B60L58/27 (1) B60L3/0069 (1), H01M8/04097 (1), H04W68/02 (1), H02K1/32 (1), H02J7/06 (1)
With keywords such as: vehicle, battery, data, including, face, electrolyte, cell, environment, channel, and processor in patent application abstracts.
Patent Applications by GM GLOBAL TECHNOLOGY OPERATIONS LLC
Inventor(s): Martin E. Rosalik, Jr. of Oakland Twp MI US for gm global technology operations llc, Todd M. York of Highland MI US for gm global technology operations llc, Tanvi Nagarale of Rochester Hills MI US for gm global technology operations llc, Brent S. Gagas of Pleasant Ridge MI US for gm global technology operations llc, Brian A. Welchko of Oakland Township MI US for gm global technology operations llc, Wei Wang of Troy MI US for gm global technology operations llc
IPC Code(s): B60L3/00, B60L3/12, G01R19/165
CPC Code(s): B60L3/0069
Abstract: vehicles and related systems and monitoring methods are provided for detecting a loss of isolation on one side of a power converter. one method involves monitoring a normalized voltage input to a power conversion module coupled to the electric motor, in response to the normalized voltage exceeding a diagnostic activation threshold, determining a first number of instances of a range between successive extremas of the normalized voltage exceeding a loss of isolation range threshold over a diagnostic window of time, and automatically initiating a remedial action when the first number is greater than a loss of isolation detection threshold.
20250121768. SITUATIONAL EXTERNAL DISPLAY_simplified_abstract_(gm global technology operations llc)
Inventor(s): Manoj Kumar Sharma of Troy MI US for gm global technology operations llc, Akilesh Rajavenkatanarayanan of Macomb MI US for gm global technology operations llc, Joseph F. Szczerba of Grand Blanc MI US for gm global technology operations llc
IPC Code(s): B60Q1/50, G06V20/56
CPC Code(s): B60Q1/5037
Abstract: a system for providing a message on an external display of a vehicle includes a plurality of onboard sensors adapted to collect data related to an environment surrounding the vehicle and objects within the environment surrounding the vehicle, a system controller, in communication with the plurality of onboard sensors, and adapted to receive, from the plurality of onboard sensors, data related to the environment surrounding the vehicle and objects within the environment surrounding the vehicle and identify current situational characteristics of the vehicle that require explanation to third parties within the environment surrounding the vehicle, and an external display in communication with the system controller, the system controller further adapted to display, via the external display, an explanation message related to the current situational characteristics of the vehicle for third parties within the environment surrounding the vehicle.
Inventor(s): Hanif Muhammad of Ann Arbor MI US for gm global technology operations llc, Neela Praveenkumar of Bangalore IN for gm global technology operations llc, Rohan Dhakate of Bangalore IN for gm global technology operations llc
IPC Code(s): B60R21/34, F03G7/06
CPC Code(s): B60R21/34
Abstract: a vehicle includes a first vehicle component having a shape memory polymer (smp) including a first modulus of elasticity in a first state and a second modulus of elasticity in a second state, the second modulus of elasticity being less than the first modulus of elasticity, a heating element selectively movable from an off state to an on state to supply the smp with heat, the smp moving from the first state to the second state in response to the heating element moving from the off state to the on state, and at least one sensor attached to the vehicle and configured to generate an electric signal in response to a force of a predetermined magnitude being applied to the vehicle to move the heating element from the off state to the on state.
Inventor(s): Daniel S. Glaser of Novi MI US for gm global technology operations llc, Joseph F. Szczerba of Grand Blanc MI US for gm global technology operations llc, Sri Krishna Divya Pemmaraju of Plymouth MI US for gm global technology operations llc, Yi Guo Glaser of Novi MI US for gm global technology operations llc, Ron Hecht of Raanana IL for gm global technology operations llc, Omer Tsimhoni of Warren MI US for gm global technology operations llc
IPC Code(s): B60W40/08, A61B5/00
CPC Code(s): B60W40/08
Abstract: a system for detecting an impairment of an operator of a vehicle includes an alcohol sensor, a camera, a start control, and a controller in electrical communication with the alcohol sensor, the camera, and the start control, the controller including a processor and a memory, the memory including instructions such that the processor is programmed to: determine that alcohol is detected using the alcohol sensor, disable the start control based on the detection of alcohol, perform a gaze nystagmus assessment of the operator using the camera, determine if the operator is impaired based on the gaze nystagmus assessment, and enable the start control when the operator is not impaired.
Inventor(s): Alexander N. Nastov of Farmington Hills MI US for gm global technology operations llc, Carlos Martinez of LaSalle CA for gm global technology operations llc, Abdulrahman Al-Shanoon of Toronto CA for gm global technology operations llc
IPC Code(s): B62D35/00, B62D35/02
CPC Code(s): B62D35/007
Abstract: a vehicle including a first aerodynamic device extending from a body of the vehicle and movable between an extended position and a retracted position and an aerodynamic control module configured to determine wind conditions during forward movement of the vehicle and to move the first aerodynamic device between the extended position and the retracted position based on the determined wind conditions.
Inventor(s): Qigui Wang of Rochester Hills MI US for gm global technology operations llc, Yi Liu of Troy MI US for gm global technology operations llc, Ronald C. Daul of Northville MI US for gm global technology operations llc, Ali Shabbir of Sterling Heights MI US for gm global technology operations llc, Kestutis A. Sonta of Troy MI US for gm global technology operations llc, Daniel J. Wilson of Linden MI US for gm global technology operations llc
IPC Code(s): C22C1/10, B33Y80/00, C01B32/19, C22C9/00
CPC Code(s): C22C1/1042
Abstract: systems, methods, and devices for forming and implementing a graphene-copper composite powder are disclosed. the graphene-copper composite powder may be formed by providing an inert environment, introducing a first mist to the inert environment, introducing a second mist to the inert environment, and mixing the first mist and the second mist within the inert environment to thereby produce a graphene-copper composite powder. the first mist being atomized copper with a negative charge, and the second mist including graphene flakes with a positive charge. the graphene-copper composite powder may be used to form components via additive manufacturing or traditional powder metallurgy processes.
20250122754. EMERGENCY DOOR BRAKING SYSTEM_simplified_abstract_(gm global technology operations llc)
Inventor(s): Besi Rrumbullaku of Rochester MI US for gm global technology operations llc, Phillip C. Storck, III of Washington MI US for gm global technology operations llc, Bryan Alexander Pena-Cruz of Royal Oak MI US for gm global technology operations llc
IPC Code(s): E05C17/00
CPC Code(s): E05C17/00
Abstract: an emergency door braking system for an autonomous vehicle includes a vehicle processor for storing vehicle data including door latch status and vehicle sliding door location. the emergency door braking system also includes a server communicatively coupled to the vehicle processor and configured to stop a sliding vehicle door at a predetermined vehicle sliding door location based on the door latch status.
Inventor(s): Kaushik SHANBOUG VIDURA PRASAD of Canton MI US for gm global technology operations llc, Horacio Beckert Polli of Canoinhas BR for gm global technology operations llc
IPC Code(s): G01R35/00, G06F17/18
CPC Code(s): G01R35/005
Abstract: a method for detecting anomalies in vehicle calibrations sets includes receiving a plurality of vehicle calibration sets, each vehicle calibration set including corresponding vehicle parameters, calculating, for each vehicle parameter of each vehicle calibration set, an anomaly score, detecting an anomaly associated with at least one vehicle parameter of a vehicle calibration set of the plurality of vehicle calibration sets based on the anomaly score for the vehicle parameter and a defined threshold, in response to detecting the anomaly, modifying the vehicle parameter of the vehicle calibration set, and transmitting the vehicle calibration set including the modified vehicle parameter to a vehicle control module associated with a vehicle for controlling at least one component of the vehicle. other example methods and systems for detecting anomalies in vehicle calibrations sets are also disclosed.
Inventor(s): Mohammad Naserian of Windsor CA for gm global technology operations llc, Feiyu Cong of Shanghai CN for gm global technology operations llc, Jie Zhu of Shanghai CN for gm global technology operations llc
IPC Code(s): G07C5/00
CPC Code(s): G07C5/008
Abstract: a method for driver-defined vehicle to vehicle communications includes receiving, by a controller of a host vehicle, remote-vehicle data from a plurality of remote vehicles. the method also includes identifying, by the controller of the host vehicle, at least one v2x-capable remote vehicle of the plurality of remote vehicles using the remote-vehicle data. the v2x-capable remote vehicle is capable of receiving and transmitting v2x communications. the method also includes receiving, by a user interface of the host vehicle, an input from a vehicle occupant of the host vehicle in response to identifying at least one v2x-capable remote vehicle. the input is indicative that the vehicle occupant wants to communicate a prerecorded voice message to v2x-capable remote vehicle. the method also includes transmitting the prerecorded voice message to the at least one v2x-capable remote vehicle in response to receiving the input from the vehicle occupant.
20250124784. SIGNAGE MONITORING SYSTEM_simplified_abstract_(gm global technology operations llc)
Inventor(s): Matthew Edward Gilbert-Eyres of Rochester Hills MI US for gm global technology operations llc, Robert Weisbarth of New Boston MI US for gm global technology operations llc, Eric T. Hosey of Rochester Hills MI US for gm global technology operations llc, Russell A. Patenaude of Macomb Township MI US for gm global technology operations llc
IPC Code(s): G08G1/052, G06V20/58, G08G1/04, G09F21/04
CPC Code(s): G08G1/052
Abstract: a signage monitoring system for a vehicle is disclosed. the signage monitoring system includes a vehicle processor storing data including vehicle location, vehicle event data, and existing outdoor signage information. the signage monitoring system also includes a server communicatively coupled to the vehicle processor and configured to determine existing outdoor signage effectiveness based on correlated vehicle event data and vehicle location data from a plurality of vehicles.
Inventor(s): Xiaosong HUANG of Novi MI US for gm global technology operations llc, Chaunlong WANG of Troy MI US for gm global technology operations llc, Shaomao XU of Sterling Heights MI US for gm global technology operations llc
IPC Code(s): H01M10/058, H01M4/02, H01M4/04, H01M4/1391, H01M10/0562
CPC Code(s): H01M4/04
Abstract: a method of manufacturing a composite structure for a battery that cycles lithium ions includes depositing a positive electrode precursor on a substrate to form a positive electrode layer, compacting the positive electrode layer, depositing a solid electrolyte precursor on the substrate over the positive electrode layer to form a solid electrolyte layer, compacting the solid electrolyte layer on the substrate over the positive electrode layer to form a composite structure, and heat treating the composite structure to sinter the solid electrolyte layer. the positive electrode precursor includes electroactive material particles, solid electrolyte particles, and electrically conductive particles. the solid electrolyte precursor includes solid electrolyte particles.
Inventor(s): Glenn W. Skala of Churchville NY US for gm global technology operations llc, Devesh Pande of Lake Orion MI US for gm global technology operations llc, Timothy J. Howitt of Oxford MI US for gm global technology operations llc, Joseph Hahn of White Lake Township MI US for gm global technology operations llc
IPC Code(s): H01M8/04089, H01M8/04082
CPC Code(s): H01M8/04097
Abstract: an injector/ejector assembly for a fuel cell. the assembly includes a body portion that extends along a central longitudinal axis. recirculation flow passages are formed by and extend through the body portion. each of the recirculation flow passages extend from a corresponding recirculation flow inlet to a corresponding recirculation flow outlet. a motive flow passage is formed by and extends through the body portion and reeds enclose at least a portion of the corresponding recirculation flow outlet for each of the recirculation flow passages.
Inventor(s): Mengyuan CHEN of Madison Heights MI US for gm global technology operations llc, Zhongyi LIU of Troy MI US for gm global technology operations llc, Xiaosong HUANG of Novi MI US for gm global technology operations llc
IPC Code(s): H01M10/0525, H01M4/02, H01M4/04, H01M4/505, H01M4/525, H01M4/62
CPC Code(s): H01M10/0525
Abstract: a battery cell includes a anode electrodes including an anode active material layer arranged on an anode current collector, c cathode electrodes including a cathode active material layer arranged on a cathode current collector, s separators, where a, c, and s are integers, and a lithium-based electrolyte. the c cathode electrodes and the a anode electrodes exchange lithium ions. the cathode active material layer includes a cathode active material including nickel and an ionic conductive additive.
Inventor(s): Renato Amorim Torres of Pontiac MI US for gm global technology operations llc, Suresh Gopalakrishnan of Troy MI US for gm global technology operations llc, Lei Hao of Troy MI US for gm global technology operations llc, Chandra S. Namuduri of Troy MI US for gm global technology operations llc, Vinod Chowdary Peddi of Shelby Charter Township MI US for gm global technology operations llc
IPC Code(s): H01M10/615, B60L58/27
CPC Code(s): H01M10/615
Abstract: a method for heating a battery pack of an electrified powertrain system having an electric motor includes determining a temperature of the battery pack. responsive to the battery temperature being less than a predetermined threshold temperature, the method includes executing a self-heating mode of the battery pack. this includes injecting a high-frequency direct-axis alternating current voltage waveform that minimizes output torque and prevents rotation of a rotor of the electric motor. an ac current waveform is applied to the battery pack as a result of the voltage injection. a controller includes a temperature sensor configured for determining a temperature of the battery pack and a processor configured to perform the method. a motor vehicle includes the controller, an electrified powertrain system having the battery pack and an electric motor, and road wheels connected to and powered by electric motor.
Inventor(s): Alfredo Salituro of Pasadena CA US for gm global technology operations llc, Konstantinos Triantos of Sterling Heights MI US for gm global technology operations llc, Ryan Schmidt of Royal Oak MI US for gm global technology operations llc, Phillip Daniel Hamelin of Clarkston MI US for gm global technology operations llc, Alexander M. Bilinski of Avoca MI US for gm global technology operations llc
IPC Code(s): H01M10/6557, H01M10/613, H01M10/625, H01M10/647, H01M10/653, H01M10/6555, H01M10/6568, H01M10/658
CPC Code(s): H01M10/6557
Abstract: a prismatic cell cooling system includes a first prismatic cell having a first face, a second face angularly oriented to the first face and a third face oriented parallel to the first face and angularly oriented to the second face. a cooling jacket provides multiple coolant flow passages. a first cooling segment of the cooling jacket contacts one of the first face or the third face of the first prismatic cell. a second cooling segment of the cooling jacket directly contacts the second face of the first prismatic cell. the second cooling segment is contiguously and fluidly connected to the first cooling segment to promote simultaneous cooling of one of the first face or the third face and the second face of the first prismatic cell by flow of a coolant through the coolant flow passages.
Inventor(s): Subrahmanyam Goriparti of Troy MI US for gm global technology operations llc, Raghavendra Keerthi Manda of Northville MI US for gm global technology operations llc
IPC Code(s): H01M50/645, H01M50/103, H01M50/184, H01M50/186, H01M50/193, H01M50/325
CPC Code(s): H01M50/645
Abstract: a prismatic battery cell has a cell case, an electrolyte, and a sealing member. the cell case has an interior cavity and a fill port. the fill port has an inner surface. the fill port is in fluid communication with an ambient environment and the interior cavity. the electrolyte is disposed in the interior cavity through a one-way valve in the sealing member. the sealing member is disposed in the fill port. the sealing member has an exterior sealing surface that forms a fluid seal with the inner surface of the fill port. the sealing member has a valve formed therein. the valve has an open position for allowing the electrolyte to enter the interior cavity and a closed position to prevent the electrolyte from exiting the interior cavity. moreover, the valve allows for degassing of the battery cell after the formation process.
Inventor(s): Nicholas W. Pinto of Shelby Township MI US for gm global technology operations llc, Shuonan Xu of Troy MI US for gm global technology operations llc, Neeraj S. Shidore of Novi MI US for gm global technology operations llc, Lei Hao of Troy MI US for gm global technology operations llc, Chandra S. Namuduri of Troy MI US for gm global technology operations llc
IPC Code(s): H02J7/06, H01M10/44, H01M10/48, H01M10/615, H01M10/635, H01M10/637, H01M10/6571, H02J7/00
CPC Code(s): H02J7/06
Abstract: an electrical system includes a battery, temperature sensor, and battery charging station connectable to the battery and to an alternating current (ac) power supply. the charging station includes connected battery charging and heating circuits. the charging circuit includes a first plurality of power switches configured to rectify an ac input voltage from the power supply into a direct current (dc) voltage for charging the battery during a battery charging mode. the heating circuit includes a voltage bus, transformer, series switch, and a second plurality of power switches downstream of the transformer. the heating circuit generates an ac battery current from the dc voltage and injects the same into the battery during a battery heating mode. an electronic controller controls the power switches and the series switch to perform the charging and heating modes, doing so via a corresponding method.
Inventor(s): Shawn H. Swales of Canton MI US for gm global technology operations llc, Rebecca K. Risko Cattell of Royal Oak MI US for gm global technology operations llc, Neal Parsons of Novi MI US for gm global technology operations llc, Edward L. Kaiser of Orion MI US for gm global technology operations llc, Matthew James Bozich of Warren MI US for gm global technology operations llc, Nicholas Mark Sulimirski of Livonia MI US for gm global technology operations llc
IPC Code(s): H02K1/32, H02K1/276
CPC Code(s): H02K1/32
Abstract: a rotor for an electric machine includes an air circulation cooling system. the rotor includes a rotor core having cavities internal to the rotor core. the rotor core extends longitudinally between two ends. the cavities are defined by the rotor core. the cavities extend through the rotor core and open through at least one of the ends. the rotor core operates to circulate air through the cavities by rotation of the rotor core.
20250126602. LATENCY REDUCTION SYSTEM_simplified_abstract_(gm global technology operations llc)
Inventor(s): Scott Thomas Droste of West Bloomfield MI US for gm global technology operations llc
IPC Code(s): H04W68/02, G07C5/08
CPC Code(s): H04W68/02
Abstract: a latency reduction system for a vehicle is disclosed. the latency reduction system includes a vehicle processor for storing vehicle data including ignition status. the latency reduction system also includes a user device communicatively coupled to the vehicle processor and including data processing hardware storing a first predetermined paging latency time interval. additionally, the latency reduction system includes a server communicatively coupled to the vehicle processor and the user device and configured to change the first predetermined paging latency time interval to a second predetermined paging latency time interval based on the ignition status.
Inventor(s): Lakshmi V. Thanayankizil of Troy MI US for gm global technology operations llc, Scott Thomas Droste of West Bloomfield MI US for gm global technology operations llc, Baljeet Singh Gill of Stouffville CA for gm global technology operations llc
IPC Code(s): H04W74/08, H04W84/12
CPC Code(s): H04W74/08
Abstract: a computer-implemented method that when executed on data processing hardware causes the data processing hardware to perform operations including setting an initial transmission channel for a transmission radio between a station and an access point, setting an initial listen channel for a listen radio between the station and the access point, obtaining cleanliness data and free channel data, performing one of maintaining the initial transmission channel and the initial listen channel or switching transmission from the transmission radio to the listen radio based on the cleanliness data, and performing one of maintaining the initial transmission channel and the initial listen channel or changing the initial transmission channel to a different channel based on the free channel data.
GM GLOBAL TECHNOLOGY OPERATIONS LLC patent applications on April 17th, 2025
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- B60L3/00
- B60L3/12
- G01R19/165
- CPC B60L3/0069
- Gm global technology operations llc
- B60Q1/50
- G06V20/56
- CPC B60Q1/5037
- B60R21/34
- F03G7/06
- CPC B60R21/34
- B60W40/08
- A61B5/00
- CPC B60W40/08
- B62D35/00
- B62D35/02
- CPC B62D35/007
- C22C1/10
- B33Y80/00
- C01B32/19
- C22C9/00
- CPC C22C1/1042
- E05C17/00
- CPC E05C17/00
- G01R35/00
- G06F17/18
- CPC G01R35/005
- G07C5/00
- CPC G07C5/008
- G08G1/052
- G06V20/58
- G08G1/04
- G09F21/04
- CPC G08G1/052
- H01M10/058
- H01M4/02
- H01M4/04
- H01M4/1391
- H01M10/0562
- CPC H01M4/04
- H01M8/04089
- H01M8/04082
- CPC H01M8/04097
- H01M10/0525
- H01M4/505
- H01M4/525
- H01M4/62
- CPC H01M10/0525
- H01M10/615
- B60L58/27
- CPC H01M10/615
- H01M10/6557
- H01M10/613
- H01M10/625
- H01M10/647
- H01M10/653
- H01M10/6555
- H01M10/6568
- H01M10/658
- CPC H01M10/6557
- H01M50/645
- H01M50/103
- H01M50/184
- H01M50/186
- H01M50/193
- H01M50/325
- CPC H01M50/645
- H02J7/06
- H01M10/44
- H01M10/48
- H01M10/635
- H01M10/637
- H01M10/6571
- H02J7/00
- CPC H02J7/06
- H02K1/32
- H02K1/276
- CPC H02K1/32
- H04W68/02
- G07C5/08
- CPC H04W68/02
- H04W74/08
- H04W84/12
- CPC H04W74/08