GM GLOBAL TECHNOLOGY OPERATIONS LLC patent applications on September 5th, 2024
Patent Applications by GM GLOBAL TECHNOLOGY OPERATIONS LLC on September 5th, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC: 19 patent applications
GM GLOBAL TECHNOLOGY OPERATIONS LLC has applied for patents in the areas of H01M10/653 (2), H01M10/613 (2), G01R31/36 (2), G01R31/367 (2), H01M50/367 (2) H01M50/367 (2), B29B7/002 (1), B60W10/023 (1), H02J7/0063 (1), H01M10/6556 (1)
With keywords such as: vehicle, battery, control, configured, surface, based, plate, brake, primary, and device in patent application abstracts.
Patent Applications by GM GLOBAL TECHNOLOGY OPERATIONS LLC
Inventor(s): Paul J Wolcott of Macomb MI (US) for gm global technology operations llc, Adam McFarland of Royal Oak MI (US) for gm global technology operations llc, Andrew Thomas Cunningham of Royal Oak MI (US) for gm global technology operations llc, Malini Dusey of Dearborn MI (US) for gm global technology operations llc
IPC Code(s): B29B7/00, B29C64/153, B29C64/314
CPC Code(s): B29B7/002
Abstract: systems and methods for manufacturing a product include a mixing station for preparing a solution containing a base material and a performance modifier. the base material is configured to deliver performance characteristics of the product that are preselected and the performance modifier is configured to enhance the performance characteristics. an encapsulation station produces particles of the performance modifier in a coating of the base material as an encapsulate powder. an additive manufacturing cell includes an energy source and is used to build the product from the encapsulate powder by an application of energy from the energy source.
Inventor(s): Angel R. Munoz of Rochester Hills MI (US) for gm global technology operations llc, Steven Jay Leathorn of Fort Gratiot MI (US) for gm global technology operations llc
IPC Code(s): B60H1/34, B60H1/00
CPC Code(s): B60H1/3421
Abstract: a vent assembly of a vehicle includes a bezel defining a vent opening through which an airflow is directed. a primary vane extends across the vent opening and is movable about a primary vane axis to adjust an airflow direction in a first direction. a plurality of secondary vanes are arrayed across the vent opening and are movable about a secondary vane to adjust the airflow direction in a second direction. a primary adjustment knob is located on an adjustment shaft and is rotatable about an adjustment axis. the primary adjustment knob is configured to effect movement the primary vane about the primary vane axis. a secondary adjustment knob is coaxial with the primary adjustment knob and is independently rotatable about the adjustment axis. the secondary adjustment knob is configured to effect movement of the plurality of secondary vanes about their respective secondary vane axes.
Inventor(s): Daniel B. Fosmer of Highland MI (US) for gm global technology operations llc, Craig T. Simmerman of Howell MI (US) for gm global technology operations llc, Jared Wozniak of Farmington Hills MI (US) for gm global technology operations llc, Shayne Suban of Warren MI (US) for gm global technology operations llc, Shyama Maria Jose of Troy MI (US) for gm global technology operations llc
IPC Code(s): B60L58/13, B60L1/02, B60L3/00, B60L58/18
CPC Code(s): B60L58/13
Abstract: a device for discharging a high-voltage (“hv”) battery pack in an electrical system having a low-voltage (“lv”) bus and a high-voltage (“hv”) bus includes a resistive load and an electronic control unit (“ecu”). the ecu transmits electronic control signals to the resistive load to change an output state of the resistive load. as part of a related method, the ecu receives a state of charge (“soc”) of the battery pack and an auxiliary voltage level of the lv bus. the ecu then selectively adjusts the electronic control signals in response to the soc and auxiliary voltage level to optimize the output state of the resistive load. this continues until the soc is within a specified soc range.
Inventor(s): Choonghee Rhew of Bupyeong-gu (KR) for gm global technology operations llc, Taeho Cheong of Yeonsu-gu (KR) for gm global technology operations llc, Wonkoo Cho of Bupyeong-gu (KR) for gm global technology operations llc
IPC Code(s): B60N2/90, B60N2/64, B60N2/879, B60R16/03
CPC Code(s): B60N2/90
Abstract: a seat component of for a vehicle seat, in accordance with a non-limiting example, includes a body having a first surface, a second surface opposite the first surface, a first side surface, a second side surface, a top surface, and a bottom surface, and an internal storage volume extending from the second surface toward the first surface within the body. a cover is pivotably mounted to the body at the internal storage volume. the cover includes a first surface portion and a second surface portion. the second surface portion includes an electronic device support.
Inventor(s): Seokju YONG of Bucheon City (KR) for gm global technology operations llc, Bongbum Back of Incheon City (KR) for gm global technology operations llc
IPC Code(s): B60T8/171, B60L7/26
CPC Code(s): B60T8/171
Abstract: a vehicle braking control system includes a vehicle microphone, two front wheels and two rear wheels of a vehicle, two front brakes and two rear brakes, and an electronic brake pressure control module configured to selectively control an amount of brake pressure applied to the front brakes and the rear brakes. the vehicle control module is configured to detect, via the at least one vehicle microphone, a brake noise value in response to brake pressure applied to the front brakes and the rear brakes, determine whether the brake noise value exceeds a specified brake noise threshold, identify which of the front brakes and the rear brakes are generating a greater noise value in response to the brake noise value exceeding the specified brake noise threshold, and reduce brake pressure applied to the identified one of the front brakes and the rear brakes.
Inventor(s): Saurabh Kapoor of Windsor (CA) for gm global technology operations llc, Hassan Askari of Thornhill (CA) for gm global technology operations llc, Mustafa Hakan Turhan of Kitcherner (CA) for gm global technology operations llc, SeyedAlireza Kasaiezadeh Mahabadi of Novi MI (US) for gm global technology operations llc, Jason D. Fahland of Fenton MI (US) for gm global technology operations llc
IPC Code(s): B60W20/15, B60W10/06, B60W10/08, B60W10/14
CPC Code(s): B60W20/15
Abstract: a system to map control system configurations for vehicle torque actuators includes a control unit of a vehicle. a first torque actuator of a first power unit delivers torque to rear wheels of the vehicle, and a second torque actuator of a second power unit delivers torque to front wheels of the vehicle. multiple input items are received by the control unit, including: multiple configurations; one or more operating points; multiple configuration classifications including: a torque constraint; a torque reference; and an enabling condition; and identification of one or more priority assignments. the priority assignments are applied to the configurations, the operating points and the configuration classifications to determine a control action as sensed vehicle operating conditions change. individual ones of the configurations are mapped to a normalized torque split ratio.
Inventor(s): Michael J. Reinker of Beverly Hills MI (US) for gm global technology operations llc, Ethan Thomas Dietrich of Oak Park MI (US) for gm global technology operations llc, Constandi J. Shami of Ann Arbor MI (US) for gm global technology operations llc, Reza Zarringhalam of Whitby (CA) for gm global technology operations llc, Milad Jalaliyazdi of Richmond Hill (CA) for gm global technology operations llc, Benjamin L. Williams of Milford MI (US) for gm global technology operations llc
IPC Code(s): B60W30/165, B60W30/18, B60W50/14
CPC Code(s): B60W30/165
Abstract: a method in a vehicle, includes: providing, via an hmi, a request to be followed indication responsive to receipt of a request to be followed from a following vehicle; providing, via the hmi, a request to enter a tether operating mode; entering the tether operating mode and selecting a tether goal between the lead vehicle and the following vehicle; providing, via the hmi, a tether mode indication that indicates that the lead vehicle is in the tether operating mode; monitoring a headway between the lead vehicle and following vehicle; adjusting a preplanned trajectory calculated by a driver assistance system to facilitate the following vehicle obtaining and maintaining the tether goal; modifying driver assistance system operation based on a level at which the headway is greater than the tether goal; and generating control signals for vehicle actuators to control the lead vehicle to facilitate the following vehicle maintaining the tether goal.
Inventor(s): Sai Vishnu Aluru of Commerce Twp. MI (US) for gm global technology operations llc, Daniel Woodall of Ann Arbor MI (US) for gm global technology operations llc
IPC Code(s): B60W40/02, G01W1/10, G06V20/56
CPC Code(s): B60W40/02
Abstract: methods and systems are provided that include obtaining camera images from a camera of a vehicle; obtaining weather data as to a location in which the vehicle is travelling; processing the camera images, via a processor, generating one or more processed frames from the camera images, based on the weather data; and performing a control action for the vehicle, in accordance with instructions provided by the processor, based on the one or more processed frames.
Inventor(s): Richard Gordon of Canton MI (US) for gm global technology operations llc, Donald K. Grimm of Utica MI (US) for gm global technology operations llc
IPC Code(s): B60W40/109, B60W40/105
CPC Code(s): B60W40/109
Abstract: a method for assessing lateral acceleration includes receiving vehicle telemetry data. the vehicle telemetry data includes a plurality of geographical positions along the curved trajectory traveled by the vehicle, the heading of the vehicle at each of the plurality of geographical, and the velocity of the vehicle at each of the plurality of geographical positions. the method further includes determining a curve radius of the curve trajectory traveled by the vehicle using the vehicle telemetry data and determining a lateral acceleration of the vehicle at each of the plurality of geographical positions along the curve trajectory the method further includes converting the lateral acceleration of the vehicle at each of the plurality of geographical positions along the curve trajectory traveled by the vehicle into a g-force.
Inventor(s): Hassan Askari of Thornhill (CA) for gm global technology operations llc, SeyedAlireza Kasaiezadeh Mahabadi of Novi MI (US) for gm global technology operations llc, Reza Zarringhalam of Whitby (CA) for gm global technology operations llc, Mohammadali Shahriari of Markham (CA) for gm global technology operations llc, Khizar Ahmad Qureshi of Pickering MI (US) for gm global technology operations llc
IPC Code(s): B60W60/00, B60W50/02
CPC Code(s): B60W60/001
Abstract: a method for probabilistic autonomous vehicle control includes receiving a plurality of unfiltered sensor signals from a sensor system of a vehicle and determining, in real time, a failure probability of the sensor system using the unfiltered sensor signals. the method further includes determining a failure probability of a plurality of estimation signals at each time step using the failure probability of the sensor system and determining a failure probability of a plurality of advanced driver assistance system (adas) subfunction commands using the failure probability of the plurality of estimation signals at each time step. further, the method includes determining remedial actions for the plurality of adas subfunction commands based on the failure probability of the plurality of adas subfunction commands.
Inventor(s): Pratik Nagesh Vernekar of Wixom MI (US) for gm global technology operations llc, Donald L. Comis of Commerce MI (US) for gm global technology operations llc, Roberto Diaz of El Paso TX (US) for gm global technology operations llc
IPC Code(s): B60W10/02
CPC Code(s): B60W10/023
Abstract: systems and methods are provided for controlling a transmission of a vehicle that has a selectable one-way clutch. the system includes a sensor system, an anti-lock brake system (abs), and a controller configured to, by a processor: monitor for a deceleration event wherein an estimated output speed acceleration of the vehicle is reduced below a first threshold, receive a status of the abs, and output one or more control signals to command the transmission to inhibit the application of the selectable one-way clutch in response to detection of the deceleration event when the selectable one-way clutch is not applied, and the estimated output speed acceleration of the vehicle is either: (i) below the first threshold while the anti-lock brake system abs of the vehicle is active, or (ii) below a second threshold while the abs is inactive, wherein the first threshold is greater than the second threshold.
Inventor(s): Yue-Yun Wang of Troy MI (US) for gm global technology operations llc, Chengwu Duan of Shanghai (CN) for gm global technology operations llc, Chen-fang Chang of Bloomfield Hills MI (US) for gm global technology operations llc
IPC Code(s): G01R31/382, B60L50/64, B60L58/12, G01R31/36, G01R31/367, G01R31/392
CPC Code(s): G01R31/382
Abstract: a system for estimating a parameter of a battery assembly includes a sensing device connected to a cell of the battery assembly, the battery assembly having a first battery chemistry, the sensing device including a measurement cell having a second battery chemistry that is different than the first battery chemistry. the system includes an estimator configured to acquire a set of first estimates of a first state of charge (soc) of the battery assembly, acquire a set of second estimates of a second soc of the sensing device, and blend the sets of estimates to generate a blended soc relation describing the second soc of the sensing device as a function of the first soc of the battery assembly. the estimator is also configured to filter the set of first estimates using the blended soc relation to generate a final estimate of the soc of the battery assembly.
Inventor(s): Niles A. Fleischer of Rehovot (IL) for gm global technology operations llc, Alex Nimberger of Kiryat Ono (IL) for gm global technology operations llc
IPC Code(s): G01R31/3842, G01R31/36, G01R31/367
CPC Code(s): G01R31/3842
Abstract: method and system for safety monitoring of a rechargeable lithium battery powering an electrical device. primary parameters of battery are measured during a normal operation of the electrical device. primary parameters may include: dc current; dc voltage; state of charge; measurement timestamps; battery temperature and ambient temperature. primary parameters are processed to derive secondary parameters, and to determine a state of risk (sor) of battery based on primary parameters and secondary parameters, during normal operation of electrical device. processing may apply resistors-capacitors model and/or machine learning model. sor determination may be based on comparison with baseline value reflecting baseline condition of battery. sor may include categories of no fault found (nff); potential fault found (pff); and fault found (ff). alert of a potential short circuit derived hazard may be provided and/or countermeasure may be implemented responsive to determined sor, such as when sor category is pff or ff.
Inventor(s): Luke Heide of Plymouth MI (US) for gm global technology operations llc, Gaurav Talwar of Novi MI (US) for gm global technology operations llc
IPC Code(s): G10L17/02, G10L15/08, G10L25/51
CPC Code(s): G10L17/02
Abstract: a voice-biometrics based solution for unwanted self-invocations by virtual assistant applications is proposed. in various embodiments, a processing system is configured to control a virtual assistant. the processing system may have stored in a memory at least one voiceprint created using voice biometrics based on recorded utterances of synthetic speech from the virtual assistant. the at least one voiceprint may be used to prevent self-invocation of a virtual speech session by matching the voiceprint created using the synthetic speech utterances with the incoming audio stream.
Inventor(s): Ryan P. Hickey of Austin TX (US) for gm global technology operations llc, Phillip D. 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): H01M10/6556, H01M10/613, H01M10/653
CPC Code(s): H01M10/6556
Abstract: a dual-function, combined thermal/structural structure for simultaneously holding and cooling one or more battery cells that are stacked inside of a battery pack. the dual-function structure comprises: (1) a first cooling plate with a first plurality of parallel internal coolant channels; (2) a second cooling plate with a second plurality of parallel internal coolant channels; (3) a first structural side plate; (4) a second structural side plate; and (5) fasteners for joining the first cooling plate, the second cooling plate, the first structural side plate, and the second structural side plate together into an rectangular, box-like, cooled structure. the first and second cooling plates simultaneously structurally support and thermally cool one or more battery cells on at least two opposite sides. additional horizontal cooling plates can be used to thermally cool and structurally support the underside of each battery cell, thereby providing a 3-sided cooling effect.
Inventor(s): Ryan P. Hickey of Austin TX (US) for gm global technology operations llc, Alexander M. Bilinski of Avoca MI (US) for gm global technology operations llc, Phillip D. Hamelin of Clarkston MI (US) for gm global technology operations llc
IPC Code(s): H01M50/367, H01M50/209, H01M50/271
CPC Code(s): H01M50/367
Abstract: a battery pack includes a battery pack enclosure surrounded by an external environment and housing battery cells. the battery pack enclosure includes a tray having a first compartment housing the battery cells and a second compartment configured to collect high-temperature gas emitted by the battery cell(s) during a thermal runaway and expel the gas to the external environment. the battery pack enclosure also includes a cover configured to engage the tray and seal the enclosure. the first compartment is arranged between the second compartment and the cover. the battery pack also includes a temperature-sensitive component arranged inside the enclosure between the second compartment and the cover. the battery pack additionally includes a vent channel fluidly connecting the first and second compartments and configured to direct the high-temperature gas from the first compartment to the second compartment, thereby diverting the gas away from the temperature-sensitive component.
Inventor(s): Ryan P. Hickey of Austin TX (US) for gm global technology operations llc, Phillip D. 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): H01M50/367, H01M10/613, H01M10/653, H01M10/6554, H01M10/658, H01M50/249, H01M50/342
CPC Code(s): H01M50/367
Abstract: presented are battery assemblies with gas manifold liners and support tray seals for optimized gas venting, methods for making/using such battery assemblies, and vehicles equipped with such battery assemblies. a battery assembly, such as a rechargeable high-voltage traction battery pack, includes a support tray that seats thereon a cold plate. the cold plate is formed with a thermally conductive material and includes a gas manifold that exhausts gases from the battery assembly. at least one battery cell is supported on the cold plate and includes a cell case that contains a galvanic electrochemical cell and has a cell vent fluidly coupled with the gas manifold. a manifold liner is located within and abuts opposing walls of the gas manifold. the manifold insert includes one or more thermal barrier layers, each formed with a thermally insulating material, and one or more electrical barrier layers, each formed with an electrically insulating material.
Inventor(s): Chunhao J. Lee of Troy MI (US) for gm global technology operations llc, Dongxu Li of Troy 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
IPC Code(s): H02J7/00, B60L50/50, H02M3/04
CPC Code(s): H02J7/0063
Abstract: a system for supplying power to one or more electrical loads in a vehicle includes a conversion system connected to a battery system, the battery system configured to provide a voltage to a propulsion system of the vehicle via a propulsion bus, the conversion system including a conversion device and a pre-charge circuit selectively connected to the propulsion bus by a first switch, the conversion system selectively connected to the one or more electrical loads. the system also includes a controller configured to operate the conversion system to electrically connect the conversion device and the pre-charge circuit to the battery system and the one or more electrical loads, the controller configured to adjust a battery system voltage from the battery system to a load voltage of the one or more electrical loads based on a mismatch between the battery system voltage and the load voltage.
Inventor(s): Vinod Chowdary Peddi of Shelby Township MI (US) for gm global technology operations llc, Song He of Troy MI (US) for gm global technology operations llc
IPC Code(s): H02K17/30, H02K11/33
CPC Code(s): H02K17/30
Abstract: a propulsion system for an electric vehicle includes an induction electric motor configured to generate torque for propulsion. the system includes a controller having a processor and tangible, non-transitory memory on which instructions are recorded for a method of suppressing tonal noises in a predefined motor speed range of the electric motor. the controller is adapted to simultaneously inject flux harmonics through respective injections in a rotor reference frame, a first flux reference frame and a second flux reference frame. the rotor reference frame is based in part on a rotor bar order and a rotor position. the first flux reference frame is based in part on a first induction order, the rotor position and a slip position. the second flux reference frame is based in part on a second induction order, the rotor position and the slip position.
GM GLOBAL TECHNOLOGY OPERATIONS LLC patent applications on September 5th, 2024
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- B29B7/00
- B29C64/153
- B29C64/314
- CPC B29B7/002
- Gm global technology operations llc
- B60H1/34
- B60H1/00
- CPC B60H1/3421
- B60L58/13
- B60L1/02
- B60L3/00
- B60L58/18
- CPC B60L58/13
- B60N2/90
- B60N2/64
- B60N2/879
- B60R16/03
- CPC B60N2/90
- B60T8/171
- B60L7/26
- CPC B60T8/171
- B60W20/15
- B60W10/06
- B60W10/08
- B60W10/14
- CPC B60W20/15
- B60W30/165
- B60W30/18
- B60W50/14
- CPC B60W30/165
- B60W40/02
- G01W1/10
- G06V20/56
- CPC B60W40/02
- B60W40/109
- B60W40/105
- CPC B60W40/109
- B60W60/00
- B60W50/02
- CPC B60W60/001
- B60W10/02
- CPC B60W10/023
- G01R31/382
- B60L50/64
- B60L58/12
- G01R31/36
- G01R31/367
- G01R31/392
- CPC G01R31/382
- G01R31/3842
- CPC G01R31/3842
- G10L17/02
- G10L15/08
- G10L25/51
- CPC G10L17/02
- H01M10/6556
- H01M10/613
- H01M10/653
- CPC H01M10/6556
- H01M50/367
- H01M50/209
- H01M50/271
- CPC H01M50/367
- H01M10/6554
- H01M10/658
- H01M50/249
- H01M50/342
- H02J7/00
- B60L50/50
- H02M3/04
- CPC H02J7/0063
- H02K17/30
- H02K11/33
- CPC H02K17/30
