GM GLOBAL TECHNOLOGY OPERATIONS LLC patent applications on July 18th, 2024
Patent Applications by GM GLOBAL TECHNOLOGY OPERATIONS LLC on July 18th, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC: 35 patent applications
GM GLOBAL TECHNOLOGY OPERATIONS LLC has applied for patents in the areas of G06F3/01 (5), H01M4/525 (3), B60W60/00 (3), B60L50/60 (3), G02B30/56 (3) H01M4/366 (2), G02B30/56 (2), B23K26/354 (1), G09G3/003 (1), H04L9/0662 (1)
With keywords such as: vehicle, battery, material, image, cell, layer, display, power, electroactive, and configured in patent application abstracts.
Patent Applications by GM GLOBAL TECHNOLOGY OPERATIONS LLC
Inventor(s): Jerone Spencer Anderson of Harper Woods MI (US) for gm global technology operations llc, William P Payne of Macomb MI (US) for gm global technology operations llc
IPC Code(s): B23K26/354, B23K26/03, G06T7/00, G06T7/73
CPC Code(s): B23K26/354
Abstract: methods and systems are provided for softening a feature of a workpiece. a method for feature softening includes generating a nominal path for softening the feature. defining points of the workpiece are selected for accuracy of the softening. the workpiece is formed, fixtured in a workstation and imaged. from the imaging and by a processor, an actual location of the defining points on the workpiece as formed and fixtured in the workstation is determined. the processor determines an error between the actual location of the defining points and the design location of the defining points; generates a revised path for softening the feature of the workpiece; guided a material movement machine along the revised path; and softens, by the material movement machine, the feature of the workpiece.
Inventor(s): Russell A. Patenaude of Macomb Township MI (US) for gm global technology operations llc, Evelyn J. Job of Allenton MI (US) for gm global technology operations llc, Karen J. Goodnight of Macomb MI (US) for gm global technology operations llc, Cindy Allen of Macomb MI (US) for gm global technology operations llc
IPC Code(s): B60H1/00, B60H3/00
CPC Code(s): B60H1/008
Abstract: a system and method for sampling an airpath within an automotive vehicle are provided. an air sample is obtained from the airpath, and a determination is made whether an air quality of the air sample meets or exceeds a predetermined air quality standard. air quality data relating to the air sample is transmitted to a back office. optionally, external route information is received from the back office relating to one or more alternate routes for the vehicle, and a notification is presented within the interior cabin of the one or more alternate routes along with a respective air quality indication for each of the one or more alternate routes.
Inventor(s): Paul Guillermo Otanez of Franklin MI (US) for gm global technology operations llc, 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, Su-Yang Shieh of Clawson MI (US) for gm global technology operations llc
IPC Code(s): B60L15/20, B60L3/00
CPC Code(s): B60L15/20
Abstract: an electric vehicle, a system and a method of operating the electric vehicle. the system includes a first motor, a drive unit between the first motor and a first axle of the electric vehicle, a second motor, and a processor. the processor is configured to receive a request for the electric vehicle, receive a torque signal from the drive unit, determine at least one of a first motor torque for the first motor and a second motor torque for the second motor based on the torque signal and the request, and apply the at least one of the first motor torque at the first motor and the second motor torque at the second motor to satisfy the request.
Inventor(s): Mohamed Ahmed Kamel AHMED of Birmingham MI (US) for gm global technology operations llc, Chandra S. Namuduri of Troy MI (US) for gm global technology operations llc, Suresh Gopalakrishnan of Troy MI (US) for gm global technology operations llc
IPC Code(s): B60L58/12, G01R31/3828, H02M1/00
CPC Code(s): B60L58/12
Abstract: a battery system for an electric vehicle includes at least one battery cell configured to store charge for powering an electric vehicle, a high voltage bus electrically coupled with the at least one battery, a dc-dc converter electrically coupled with the battery cell, a low voltage bus electrically connected between the dc-dc converter and at least one vehicle electrical component, and a cell monitor electrically coupled with the at least one battery cell and the dc-dc converter, wherein the cell monitor includes a current sensor configured to detect a current from the at least one battery cell to the dc-dc converter. the cell monitor includes a controller configured to estimate a state of charge of the at least one battery cell according to the current detected by the current sensor, and adjust switching operation of the dc-dc converter according to the current detected by the current sensor.
Inventor(s): Chandra S. NAMUDURI of Troy MI (US) for gm global technology operations llc, Mohamed Ahmed Kamel AHMED of Birmingham MI (US) for gm global technology operations llc, Muhammad Hussain ALVI of Troy MI (US) for gm global technology operations llc, Suresh GOPALAKRISHNAN of Troy MI (US) for gm global technology operations llc
IPC Code(s): B60L58/18
CPC Code(s): B60L58/18
Abstract: an energy storage system includes a plurality of batteries coupled in series, a plurality of dc-dc power converters each having first and second sides, a dc bus coupled to the second sides of the dc-dc power converters, and at least one controller coupled to at least one dc-dc power converter. each of the dc-dc power converters is configured to operate in a plurality of operating modes. the at least one controller configured to receive a plurality of operating characteristics of the at least one dc-dc power converter and a plurality of setpoints, select an operating mode of the plurality of operating modes for the at least one dc-dc power converter, and control the at least one dc-dc power converter to operate in the selected operating mode based on at least one of the operating characteristics and at least one of the setpoints.
Inventor(s): Aaron B. Bloom of Royal Oak MI (US) for gm global technology operations llc, Dave Gerard Rich of Sterling Heights MI (US) for gm global technology operations llc, Robert A. De Stefano of Macomb Township MI (US) for gm global technology operations llc
IPC Code(s): B60W10/30, B60R16/03, B60W10/26, B60W60/00, G01R31/392
CPC Code(s): B60W10/30
Abstract: vehicles and related systems and methods are provided for managing an electrical system. one method involves determining an estimated power consumption associated with one or more loads coupled to an electrical grid, obtaining a current voltage associated with the electrical grid, identifying an expected duration associated with an operating state associated with the vehicle electrical system, determining an energy threshold for the expected duration associated with the operating state based at least in part on the current voltage and the estimated power consumption, and autonomously operating the vehicle electrical system in a manner that is influenced by the energy threshold associated with the operating state.
Inventor(s): Asaf Degani of Tel Aviv (IL) for gm global technology operations llc, Yael Shmueli Friedland of Tel Aviv (IL) for gm global technology operations llc, Zahy Bnaya of Tel Aviv (IL) for gm global technology operations llc, Christine Ebner of Calabasas CA (US) for gm global technology operations llc, Guy Cohen-Lazry of Kiryat Ono (IL) for gm global technology operations llc, Tal Oron-Gilad of Nir-Moshe (IL) for gm global technology operations llc
IPC Code(s): B60W40/08, B60W50/16, B60W60/00, G06V20/59
CPC Code(s): B60W40/08
Abstract: a system, e.g., an autonomous vehicle, includes a sensor suite, a controller, and a computer-controllable device. the sensor suite collects user data descriptive of the present emotional state of a human user, such as a passenger of the representative autonomous vehicle. the controller executes a method to control the system. in particular, the controller identifies the user's psychological mode of experience in response to the user data. the controller also selects one or more intervening control actions or “interventions” from a list of possible interventions based on the mode of experience, and then controls an output state of the device to implement the intervention(s). in this manner the controller is able to support or modify the mode of experience of the user.
Inventor(s): Shuqing Zeng of Sterling Heights MI (US) for gm global technology operations llc, Praneeth Nelapati of Novi MI (US) for gm global technology operations llc
IPC Code(s): B60W40/09, B60W50/14
CPC Code(s): B60W40/09
Abstract: a radar signal processing method for improved occupant vital monitoring includes a method for detecting vital signs using at least one radar sensor mounted to a vehicle. the method includes detecting a plurality of target candidates using the at least one radar sensor, analyzing the plurality of target candidates to generate a list of targets, steering the at least one radar sensor towards the target using the angle of arrival to the target, and detecting a vital signal of the target based on the range using the at least one radar sensor.
Inventor(s): Daniel Aguilar Marsillach of Detroit MI (US) for gm global technology operations llc, Sayyed Rouhollah Jafari Tafti of Troy MI (US) for gm global technology operations llc
IPC Code(s): B60W60/00, G05D1/00, G05D1/02
CPC Code(s): B60W60/0011
Abstract: a system and method for trajectory planning selects a trajectory from a plurality of candidate trajectories to direct an autonomous vehicle. the system includes a controller in communication with a global positioning system (gps) and at least one sensor. the gps receives a plurality of global scene information. the at least one sensor collects local scene information. the controller is programmed to receive global scene information and local scene information, identify the location of the occluding obstacle. additionally, the controller is programmed to determine an occluded portion of the roadway, identify a location of the scene actors on the roadway, and calculate a contracted occluded portion within the occluded portion. furthermore, the system generates candidate trajectories for the autonomous vehicle to travel along, score the candidate trajectories, and select one of the candidate trajectories based on the assigned score.
Inventor(s): David P. Quigley of Brighton MI (US) for gm global technology operations llc, Sarah Funk of Canton MI (US) for gm global technology operations llc
IPC Code(s): F01N3/20
CPC Code(s): F01N3/208
Abstract: methods and systems for controlling treatment of exhaust in a emission control system of a platform having an combustion system and one or more selective catalyst reduction catalysts (scr) is provided. in an exemplary embodiment, the system includes: one or more sensors configured to obtain sensor data pertaining to an scr temperature for the scr; and a processor that is coupled to the one or more sensors and configured to at least facilitate controlling treatment of the exhaust based on the scr temperature.
Inventor(s): Dongxu Li of Troy MI (US) for gm global technology operations llc, Chunhao J. Lee of Troy MI (US) for gm global technology operations llc, Farzad Samie of Franklin MI (US) for gm global technology operations llc, Paul Guillermo Otanez of Franklin MI (US) for gm global technology operations llc, Suresh Gopalakrishnan of Troy MI (US) for gm global technology operations llc
IPC Code(s): G01L3/04, B60L15/20
CPC Code(s): G01L3/04
Abstract: a vehicle and a drive system include a method of operating the vehicle. in another exemplary embodiment, a drive system of a vehicle is disclosed. the drive system includes a first sensor, a second sensor and a processor. the first sensor is disposed at a first location of the drive system for measuring a first angle of rotation. the second sensor is disposed at a second location of the drive system for measuring a second angle of rotation. the processor is configured to determine a torque transferred between the first location and the second location based on a difference between the first angle of rotation and the second angle of rotation and control an operation of the drive system based on the torque.
Inventor(s): Robert A. De Stefano of Macomb Township MI (US) for gm global technology operations llc, Jonathan O. Conell of Sterling Heights MI (US) for gm global technology operations llc
IPC Code(s): G01R31/52, G01R31/00
CPC Code(s): G01R31/52
Abstract: a method of detecting ground loss of an electrical component includes monitoring a ground circuit including a first ground line connected to the electrical component and a second ground line connected to the electrical component, where the monitoring includes measuring a current through each of the first ground line and the second ground line, and measuring a voltage through each of the first ground line and the second ground line. the method also includes calculating a first resistance of the first ground line and a second resistance of the second ground line based on the measured current and the measured voltage, estimating a difference between the first resistance and the second resistance, and comparing the estimated difference to a threshold difference, and based on the estimated difference being greater than the threshold difference, detecting a ground fault, and outputting an indication of the ground fault.
Inventor(s): Thomas A. Seder of Fraser MI (US) for gm global technology operations llc, Joseph F. Szczerba of Grand Blanc MI (US) for gm global technology operations llc, John P. Wwiss of Shelby Township MI (US) for gm global technology operations llc
IPC Code(s): G02B30/31, B60R11/02, B60R11/04, G02B27/00, G06F3/01
CPC Code(s): G02B30/31
Abstract: a system for generating a floating three-dimensional image display within a vehicle includes an image chamber including a first display adapted to project a first image, a first reflector associated with the first display and a first passenger, a second display adapted to project a second image, and a second reflector associated with the second display and a second passenger, and a transparent display positioned between the first reflector and the first passenger, and between the second reflector and the second passenger, the first reflector adapted to reflect the first image from the first display to the first passenger, and the second reflector adapted to reflect the second image from the second display to the second passenger, and the transparent display adapted to display information to the first and second passengers within an image plane positioned in front of the perceived first and second images.
Inventor(s): Thomas A. Seder of Fraser MI (US) for gm global technology operations llc, Joseph F. Szczerba of Grand Blanc MI (US) for gm global technology operations llc, John P. Weiss of Shelby Township MI (US) for gm global technology operations llc
IPC Code(s): G02B30/56, B60K35/00, G06F3/01, G06Q30/0601
CPC Code(s): G02B30/56
Abstract: a method of using a system for generating a centrally located floating image display includes displaying a first image with a first display, receiving the first image with a first reflector, reflecting the first image with the first reflector, displaying, a second image with a second display, receiving the second image with a second reflector, reflecting the second image with the second reflector, displaying first private information to the first passenger and second private information to the second passenger with a transparent display positioned between the first passenger and the first reflector and between the second passenger and the second reflector, receiving input from the first and second passengers with the system controller, collecting images with an external scene camera, and displaying general information with an augmented reality display.
Inventor(s): Thomas A. Seder of Fraser MI (US) for gm global technology operations llc, Joseph F. Szczerba of Grand Blanc MI (US) for gm global technology operations llc, John P. Weiss of Shelby Township MI (US) for gm global technology operations llc
IPC Code(s): G02B30/56, G06F3/01, G06V40/16
CPC Code(s): G02B30/56
Abstract: a method of using a system for generating a centrally located floating image display includes displaying a first image including real-time social media information with a first display, receiving the first image with a first reflector, reflecting the first image with the first reflector, displaying, a second image including real-time social media information with a second display, receiving the second image with a second reflector, reflecting the second image with the second reflector, displaying first private information to the first passenger and second private information to the second passenger with a transparent display positioned between the first passenger and the first reflector and between the second passenger and the second reflector, receiving input from the first and second passengers with the system controller, and collecting images with an external scene camera.
Inventor(s): William C. Araujo of Claremont CA (US) for gm global technology operations llc, Russell A. Patenaude of Macomb Township MI (US) for gm global technology operations llc, Luke J. Popiel of Oxford MI (US) for gm global technology operations llc
IPC Code(s): G05D1/10, B64D45/00, B64U20/80, B64U50/37, B64U50/39, H04W4/90
CPC Code(s): G05D1/101
Abstract: aspects of drone-assisted offroad vehicle emergency systems are addressed. in one aspect, a system includes an offroad vehicle having integrated therein a processing system coupled to a user interface. the processing system is configured to respond to a potential emergency situation including a stranded or lost person or a hazardous condition in a path of the vehicle. an aerial drone is equipped with multiple sensors for receiving data. responsive to a trigger, the processing system may instruct the drone to deploy one or more times to survey a target region. the drone may receive sensor data relevant to an emergency situation and relay the data back to the vehicle. the processing system analyzes the data to provide a remedial response.
Inventor(s): Aaron Adler of Rochester Hills MI (US) for gm global technology operations llc, Malek Jaradi of Troy MI (US) for gm global technology operations llc, Matthew Neely of Rochester MI (US) for gm global technology operations llc
IPC Code(s): G06F21/44, B60L53/66, G06K7/10
CPC Code(s): G06F21/445
Abstract: a method and system for controlling charging security systems to enable sharing of charging stations, such as by allowing vehicle owners to use their cell phone or other device to request disarming or otherwise disabling a charging security system so that a corresponding charging station can be shared with another vehicle.
Inventor(s): James Lemieux of Royal Oak MI (US) for gm global technology operations llc, Peiling Wu-Smith of Rochester Hills MI (US) for gm global technology operations llc, Kurt R. Schmitter of Pinckney MI (US) for gm global technology operations llc, Ravi S. Sambangi of Rochester Hills MI (US) for gm global technology operations llc, Kathryn Schumacher of Pleasant Ridge MI (US) for gm global technology operations llc, Jonathan H. Owen of Bloomfield MI (US) for gm global technology operations llc
IPC Code(s): G06Q30/0203, G06F3/01, G06V40/16, G06V40/18, G08B7/06
CPC Code(s): G06Q30/0203
Abstract: an interactive vehicle conjoint study survey system includes a first virtual machine including an application server operating a management program generating, modifying and saving conjoint environment survey content for access by a survey taker. a choice task content list is generated by the management program and is reviewed and completed by the survey taker. a reader program of the first virtual machine identifies survey taker choices selected from the choice task content list to be displayed. a survey taker interface is formatted to conform to an interface window completely displayed on a screen of a survey taker device defining a smart phone displays the survey taker choices.
Inventor(s): Gurmeet S. Sidhu of Mississauga (CA) for gm global technology operations llc, Akram M. Abdel-Rahman of Ajax (CA) for gm global technology operations llc, Mansoor Alghooneh of Richmond Hill (CA) for gm global technology operations llc, Russell A. Patenaude of Macomb Township MI (US) for gm global technology operations llc, Patrick G.G. DiGioacchino of Niagara Falls (CA) for gm global technology operations llc
IPC Code(s): G06V20/58, B60R1/22, G06T7/70
CPC Code(s): G06V20/58
Abstract: a system and method for surround view egress assistance that includes detecting, by a sensor in a vehicle, an obstacle in a swing path of a vehicle door. the method includes predicting, based on a geometrical analysis, one or more potential collision zones between the obstacle and the vehicle door. the predicting also includes determining a bank angle of the vehicle in the predicting of one or more potential collision zones. the method further includes estimating, based on data from an inertial measurement unit, a severity of an impact of the vehicle door with the obstacle. the method also includes detecting a color and height of a curb and potential collisions with a vehicle door.
Inventor(s): Joseph F. Szczerba of Grand Blanc MI (US) for gm global technology operations llc, John P. Weiss of Shelby Township MI (US) for gm global technology operations llc, Thomas A. Seder of Fraser MI (US) for gm global technology operations llc
IPC Code(s): G09G3/00, A63F13/52, A63F13/65, B60K35/00, G02B27/01, G02B30/56, G06F3/01, G06F3/16
CPC Code(s): G09G3/003
Abstract: a method of using a system for generating a centrally located floating image display includes displaying a first image with a first display, receiving and reflecting the first image with a first reflector, displaying, a second image with a second display, receiving and reflecting the second image with a second reflector, displaying first private information to the first passenger and second private information to the second passenger with a transparent display positioned between the first passenger and the first reflector and between the second passenger and the second reflector, receiving input from the first and second passengers with the system controller, collecting images with an external scene camera, collecting data related to a driving environment of the vehicle, and incorporating the data within at least one of the first image, the second image, and first and second private information displayed on the transparent display.
Inventor(s): Dewen KONG of Shanghai (CN) for gm global technology operations llc, Meiyuan WU of Shanghai (CN) for gm global technology operations llc, Haijing LIU of Shanghai (CN) for gm global technology operations llc, Hui HE of Oakland Charter Township MI (US) for gm global technology operations llc, Shubha NAGESWARAN of Rochester Hills MI (US) for gm global technology operations llc
IPC Code(s): H01M4/134, H01M4/133, H01M4/525, H01M4/62, H01M4/80
CPC Code(s): H01M4/134
Abstract: a negative electrode for an electrochemical cell that cycles lithium includes a negative electrode including an electroactive material layer disposed on a current collector that has lithiated silicon oxide (lso) negative electroactive material at ≥ about 10 weight % to ≤ about 30 weight % of a total weight of the electroactive material layer and a carbonaceous negative electroactive material, such as graphite. an electrochemical cell that incorporates such a negative electrode may also include a second electrode comprising a porous positive active material layer comprising a positive lithium containing, nickel-rich electroactive material, such as a lithium nickel manganese cobalt aluminum oxide, a porous separating layer disposed between the first electrode and the second electrode and an electrolyte disposed in pores of the separating layer.
Inventor(s): Zhongyi LIU of Troy MI (US) for gm global technology operations llc, Mengyuan CHEN of Madison Heights MI (US) for gm global technology operations llc, Bradley R. FRIEBERG of Farmington Hills MI (US) for gm global technology operations llc, Xiaosong HUANG of Novi MI (US) for gm global technology operations llc, Ratandeep Singh KUKREJA of Auburn Hills MI (US) for gm global technology operations llc, Nicholas Paul William PIECZONKA of Windsor, Ontario (CA) for gm global technology operations llc
IPC Code(s): H01M4/36, C01G53/00, H01M4/505, H01M4/525
CPC Code(s): H01M4/366
Abstract: an electroactive material for an electrochemical cell includes one or more oxygen storage material coatings or layers. the electroactive material may include a plurality of electroactive material particles disposed to form an electroactive material layer. in certain variations, at least a portion of the plurality of electroactive material particles may have a coating that includes an oxygen storage material. in other variations, an oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. in still other variations, at least a portion of the plurality of electroactive material particles may have a coating that includes an oxygen storage material, and an oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. the one or more oxygen storage material coatings or layers may help to improve the thermal stability of the electroactive materials.
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, Bradley R. FRIEBERG of Farmington Hills MI (US) for gm global technology operations llc, Xiaosong HUANG of Novi MI (US) for gm global technology operations llc, Nicholas Paul William PIECZONKA of Windsor, Ontario (CA) for gm global technology operations llc
IPC Code(s): H01M4/36, C01G53/00, H01M4/505, H01M4/525
CPC Code(s): H01M4/366
Abstract: an electroactive material for an electrochemical cell includes one or more conductive oxygen storage material coatings or layers. the electroactive material includes a plurality of electroactive material particles disposed to form an electroactive material layer. in certain variations, at least a portion of the plurality of electroactive material particles may have a coating that includes a conductive oxygen storage material. in other variations, a conductive oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. in still other variations, at least a portion of the plurality of electroactive material particles may have a coating that includes a conductive oxygen storage material, and a conductive oxygen storage material layer may be disposed on one or more surfaces of the electroactive material layer. the one or more conductive oxygen storage material coatings or layers may help to improve the thermal stability of the electroactive materials.
Inventor(s): Chinmaya Patil of South Lyon MI (US) for gm global technology operations llc, John Patrick Spicer of Plymouth MI (US) for gm global technology operations llc, Miguel Arturo Saez of Clarkston MI (US) for gm global technology operations llc, Madhusudan Raghavan of West Bloomfield MI (US) for gm global technology operations llc
IPC Code(s): H01M10/04, G01R31/385, G01R31/389, G01R31/396, H01M50/509
CPC Code(s): H01M10/0404
Abstract: embodiments include a method for creating a battery pack for a vehicle. aspects include receiving a plurality of battery cells, measuring an internal resistance level for each of the plurality of battery cells, and creating, based at least in part on the internal resistance level for each of the plurality of battery cells, a plurality of groups from the plurality of battery cells. aspects also include connecting each of the plurality of battery cells in each of the plurality of groups in parallel and connecting each of the plurality of groups in series.
Inventor(s): Andrew P. Oury of Troy MI (US) for gm global technology operations llc
IPC Code(s): H01M10/48, G01L1/04, G01R31/392, H01M10/04, H05K1/18
CPC Code(s): H01M10/48
Abstract: a battery module with integrated pressure measurement. the battery module may include a plurality of battery cells configured for storing and supplying electrical power, a housing module including a base configured for supporting the battery cells and a plurality of walls configured for providing a restraining pressure on the battery cells, an assembly including a central cover covering the battery cells, a strain gauge circuit configured for sensing a deformation of the central cover resulting from the central cover expanding and contracting with the battery cells, and a cell monitoring unit (cmu) configured for generating a pressure measurement based on the deformation.
Inventor(s): Ryan P. Hickey of Austin TX (US) for gm global technology operations llc, Kuo Sun of Novi MI (US) for gm global technology operations llc
IPC Code(s): H01M10/653, B60L50/60, B60L58/26, H01M10/613, H01M10/625, H01M10/6556, H01M10/6568
CPC Code(s): H01M10/653
Abstract: a battery module includes a first battery cell and a neighboring second battery cell. the battery module also includes a heat-sink configured to absorb thermal energy from each of the battery cells. the heat-sink includes first and second coolant channels, each associated with and arranged proximate a corresponding first or second battery cell, configured to receive coolant, and defined by a respective cross-sectional area. each coolant channel cross-sectional area is configured to selectively vary in response to a change in temperature of the associated first or second battery cell. the coolant channel variable cross-sectional areas are configured to bias cooling to a region of the heat-sink proximate to the battery cell experiencing a thermal runaway event and control propagation of the thermal runaway event to the other battery cell.
Inventor(s): Matthew Simonin of Ortonville MI (US) for gm global technology operations llc, Patrick H. Clark of Royal Oak MI (US) for gm global technology operations llc, Ryan J. Prescott of Burton MI (US) for gm global technology operations llc, Xianfeng Yan of Clawson MI (US) for gm global technology operations llc
IPC Code(s): H01M50/204, H01M10/65, H01M50/249, H01M50/264
CPC Code(s): H01M50/204
Abstract: a rechargeable energy storage system (ress), in accordance with a non-limiting example, includes a first energy storage cell including a first outer surface, a second outer surface, a first lateral side, and a second lateral side. the second lateral side includes a first structural side plate including a first side member extending from the first outer surface toward the second outer surface. a second energy storage cell includes a first outer surface portion, a second outer surface portion, a first lateral side surface, and a second lateral side surface. the first lateral side surface includes a second structural side plate including a second side member extending from the second outer surface portion toward the first outer surface portion. the first side member stacks with the second side member to form an interface joining the first energy storage cell with the second energy storage cell.
Inventor(s): Jason Battiato of Washington MI (US) for gm global technology operations llc, Kenneth C. Hickey of Brighton MI (US) for gm global technology operations llc
IPC Code(s): H01M50/289, B60K1/04, H01M50/204, H01M50/502
CPC Code(s): H01M50/289
Abstract: presented are battery assemblies containing adhesives fixturing internal battery components, methods for making/using such battery assemblies, and vehicles with battery packs securing battery cells inside a pack housing using fast-setting and slow-curing adhesives. a battery assembly includes multiple battery cells disposed inside a protective battery housing. top and bottom shear plates, which are attached to opposing sides of the battery housing, sandwich therebetween the battery cells. a first adhesive layer, which is disposed between the cells and the top shear plate, includes a first adhesive having a first chemical composition with a first curing time, and a second adhesive having a second chemical composition, distinct from the first chemical composition, with a second curing time, faster than the first curing time. a second adhesive layer is disposed between the cells and the top or bottom shear plate, spaced from the first adhesive layer, and includes the first and second adhesives.
Inventor(s): Zhe Li of Rochester MI (US) for gm global technology operations llc, Xingcheng Xiao of Troy MI (US) for gm global technology operations llc, Jing Gao of Rochester MI (US) for gm global technology operations llc
IPC Code(s): H01M50/457, H01M10/0562, H01M10/0585, H01M10/42, H01M50/403, H01M50/426, H01M50/431, H01M50/446, H01M50/451, H01M50/491, H10N30/20, H10N30/85
CPC Code(s): H01M50/457
Abstract: a self-protecting functional separator for a battery cell is provided. the self-protecting functional separator includes a polymer substrate including a first primary surface and a second primary surface. the self-protecting functional separator further includes a functional layer applied to the first primary surface. the functional layer including a mixture includes a first piezoelectric material including a single crystal-type material and a second piezoelectric material.
Inventor(s): Rashmi PRASAD of Troy MI (US) for gm global technology operations llc, Mohamed Ahmed Kamel AHMED of Birmingham MI (US) for gm global technology operations llc, Chandra S. NAMUDURI of Troy MI (US) for gm global technology operations llc, Jun-mo KANG of Ann Arbor MI (US) for gm global technology operations llc
IPC Code(s): H02J7/00, B60L50/60, H02M3/00, H05K7/20
CPC Code(s): H02J7/0063
Abstract: a battery system for a vehicle includes multiple battery cells each configured to store charge for powering an electric vehicle, a high voltage bus electrically coupled with the multiple battery cells to provide power to an electric motor, and multiple cell monitoring modules each coupled with a corresponding one of the multiple battery cells, each cell monitoring module including a controller configured to monitor operation parameters of the corresponding one of the multiple battery cells. the system includes multiple dc-dc converters in a converter housing, each dc-dc converter electrically coupled with a corresponding one of the multiple battery cells outside of the converter housing, and a low voltage bus electrically connected between the multiple dc-dc converters in the converter housing and at least one vehicle electrical component outside of the converter housing. the low voltage bus is configured to provide low voltage power to at least one vehicle electrical component.
Inventor(s): Mohamed Ahmed Kamel AHMED of Birmingham MI (US) for gm global technology operations llc, Chandra S. Namuduri of Troy MI (US) for gm global technology operations llc, Rashmi Prasad of Troy MI (US) for gm global technology operations llc, Suresh Gopalakrishnan of Troy MI (US) for gm global technology operations llc, Lyall Kenneth Winger of Waterloo (CA) for gm global technology operations llc
IPC Code(s): H02M3/335, B60L50/60, H02J7/00, H02J7/34
CPC Code(s): H02M3/33573
Abstract: an energy storage system includes a plurality of batteries coupled in series, a plurality of first isolated dc-dc power converters each having first and second sides, a dc bus coupled to the second sides of the plurality of first isolated dc-dc power converters, and a second isolated dc-dc power converter coupled in parallel with the plurality of first isolated dc-dc power converters. each of the first sides of the plurality of first isolated dc-dc power converters is coupled to at least one of the batteries. the second isolated dc-dc power converter includes a first side coupled to the plurality of batteries and a second side coupled to the dc bus. the second isolated dc-dc power converter is configured to mitigate a transient load condition on the dc bus.
Inventor(s): Dylan M. Day of Auburn Hills MI (US) for gm global technology operations llc, Matthew From of Royal Oak MI (US) for gm global technology operations llc, Young J. Kim of Troy MI (US) for gm global technology operations llc, Daniel J. Berry of Macomb Township MI (US) for gm global technology operations llc
IPC Code(s): H02P27/08, B60L53/10, H02M7/00
CPC Code(s): H02P27/08
Abstract: an electric drive system includes a direct current (dc) power supply, a rotary electric machine connectable to a load, a power inverter module (pim), and a controller. the pim includes a bulk capacitor connected to the dc power supply, along with a plurality of power switches. each power switch has an output side connected to the electric machine and an input side connected to the bulk capacitor. the controller executes a method to estimate an internal temperature of the bulk capacitor as an estimated internal temperature. this occurs in response to an enabling condition. the controller then selectively derates the electric machine in response to the estimated internal temperature.
Inventor(s): Parth Purohit of Madison WI (US) for gm global technology operations llc, Mohamed Ahmed Kamel Ahmed of Birmingham MI (US) for gm global technology operations llc, Muhammad Hussain Alvi 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): H03K5/04, H02P23/14, H02P27/08
CPC Code(s): H03K5/04
Abstract: a vehicle, slew rate control circuit and method of operating an electric motor of a vehicle. the slew rate control circuit is between a gate driver of the vehicle and an inverter of the vehicle. the slew rate control circuit includes a first branch between the gate driver and the inverter, wherein the inverter provides an electrical signal output to an electric motor of the vehicle, and a second branch between the gate driver and the inverter in parallel with the first branch, wherein current flows through the first branch during a first time period and through the second branch during a second time period, wherein the flow of the current controls a slew rate of the electrical signal output by the inverter to the electric motor.
Inventor(s): Thomas M. Forest of Macomb MI (US) for gm global technology operations llc, Di Jin of Troy MI (US) for gm global technology operations llc, Jacob Alan Bond of Rochester Hills MI (US) for gm global technology operations llc
IPC Code(s): H04L9/06, B60R16/023, G05B13/02, G06F21/60
CPC Code(s): H04L9/0662
Abstract: a machine learning/artificial intelligence (ml/ai) system includes one or more controllers storing one or more neural networks in memory. the one or more neural networks include a plurality of layers including an input layer, one or more hidden layers, and an output layer, and one or more nodes provided for each of the plurality of layers of the one or more neural networks. each of the plurality of layers are connected to a subsequent layer of the one or more neural networks by a connection. the connection connects a first node of an earlier layer with a second node of a later layer. the one or more neural networks also include plurality of weights, where each weight is associated with a connection and only a portion of the plurality of weights of the one or more neural networks are encrypted or protected.
Inventor(s): Robert Weisbarth of New Boston MI (US) for gm global technology operations llc, Eric T. Hosey of Royal Oak MI (US) for gm global technology operations llc, Russell A. Patenaude of Macomb Township MI (US) for gm global technology operations llc, Matthew E. Gilbert-Eyres of Rochester Hills MI (US) for gm global technology operations llc
IPC Code(s): H04M3/523, G07C5/00, G07C5/08, H04M3/428, H04M3/51
CPC Code(s): H04M3/523
Abstract: a system and method for determining a priority of a call in an on-hold queue is presented. determining a priority of a call is based on information received by an enterprise from a call from a vehicle with an integrated communication device where the call is placed into an on-hold queue to be answered based on its priority. data from the vehicle with the integrated communication device includes at least a type of call, an account information associated with the vehicle, a vehicle data, and a location of the vehicle. the enterprise determines the priority of the call in the on-hold queue based on the data received from the vehicle with the integrated communication device.
GM GLOBAL TECHNOLOGY OPERATIONS LLC patent applications on July 18th, 2024
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- B23K26/354
- B23K26/03
- G06T7/00
- G06T7/73
- CPC B23K26/354
- Gm global technology operations llc
- B60H1/00
- B60H3/00
- CPC B60H1/008
- B60L15/20
- B60L3/00
- CPC B60L15/20
- B60L58/12
- G01R31/3828
- H02M1/00
- CPC B60L58/12
- B60L58/18
- CPC B60L58/18
- B60W10/30
- B60R16/03
- B60W10/26
- B60W60/00
- G01R31/392
- CPC B60W10/30
- B60W40/08
- B60W50/16
- G06V20/59
- CPC B60W40/08
- B60W40/09
- B60W50/14
- CPC B60W40/09
- G05D1/00
- G05D1/02
- CPC B60W60/0011
- F01N3/20
- CPC F01N3/208
- G01L3/04
- CPC G01L3/04
- G01R31/52
- G01R31/00
- CPC G01R31/52
- G02B30/31
- B60R11/02
- B60R11/04
- G02B27/00
- G06F3/01
- CPC G02B30/31
- G02B30/56
- B60K35/00
- G06Q30/0601
- CPC G02B30/56
- G06V40/16
- G05D1/10
- B64D45/00
- B64U20/80
- B64U50/37
- B64U50/39
- H04W4/90
- CPC G05D1/101
- G06F21/44
- B60L53/66
- G06K7/10
- CPC G06F21/445
- G06Q30/0203
- G06V40/18
- G08B7/06
- CPC G06Q30/0203
- G06V20/58
- B60R1/22
- G06T7/70
- CPC G06V20/58
- G09G3/00
- A63F13/52
- A63F13/65
- G02B27/01
- G06F3/16
- CPC G09G3/003
- H01M4/134
- H01M4/133
- H01M4/525
- H01M4/62
- H01M4/80
- CPC H01M4/134
- H01M4/36
- C01G53/00
- H01M4/505
- CPC H01M4/366
- H01M10/04
- G01R31/385
- G01R31/389
- G01R31/396
- H01M50/509
- CPC H01M10/0404
- H01M10/48
- G01L1/04
- H05K1/18
- CPC H01M10/48
- H01M10/653
- B60L50/60
- B60L58/26
- H01M10/613
- H01M10/625
- H01M10/6556
- H01M10/6568
- CPC H01M10/653
- H01M50/204
- H01M10/65
- H01M50/249
- H01M50/264
- CPC H01M50/204
- H01M50/289
- B60K1/04
- H01M50/502
- CPC H01M50/289
- H01M50/457
- H01M10/0562
- H01M10/0585
- H01M10/42
- H01M50/403
- H01M50/426
- H01M50/431
- H01M50/446
- H01M50/451
- H01M50/491
- H10N30/20
- H10N30/85
- CPC H01M50/457
- H02J7/00
- H02M3/00
- H05K7/20
- CPC H02J7/0063
- H02M3/335
- H02J7/34
- CPC H02M3/33573
- H02P27/08
- B60L53/10
- H02M7/00
- CPC H02P27/08
- H03K5/04
- H02P23/14
- CPC H03K5/04
- H04L9/06
- B60R16/023
- G05B13/02
- G06F21/60
- CPC H04L9/0662
- H04M3/523
- G07C5/00
- G07C5/08
- H04M3/428
- H04M3/51
- CPC H04M3/523
