Patents by Inventor Fan Bai
Fan Bai has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240134032Abstract: A multi-static radar detection system for a vehicle includes one or more receivers for collecting multi-carrier modulation signals emitted by one or more transmitters that are positioned at base stations located in an environment surrounding the vehicle. The multi-carrier modulation signals include one or more types of reference signals. The multi-static radar detection system also includes one or more controllers in electronic communication with the one or more receivers. The one or more controllers execute instructions to collect, by the one or more receivers, a multi-carrier modulation signal emitted by the one or more transmitters. The one or more controllers determine a Doppler shift and a time delay of a respective object located within the environment surrounding the vehicle based on an interpolated time-frequency grid; and transform a value for the Doppler shift into a velocity value and a value for the time delay into a range value.Type: ApplicationFiled: October 20, 2022Publication date: April 25, 2024Inventors: Kamran Ali, Fan Bai, Andreas Molisch, Nikhil Kowshika Nataraja, Sudhanshu Sharma
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Patent number: 11965978Abstract: A calibration pipeline for 6DoF alignment parameters for an autonomous vehicle includes an automated driving controller instructed to receive inertial measurement unit (IMU) poses and final radar poses and determine smoothened IMU poses from the IMU poses and smoothened final radar poses from the final radar poses. The automated driving controller aligns the smoothened IMU poses and the smoothened final radar poses with one another to create a plurality of radar-IMU A, B relative pose pairs. The automated riving controller determines a solution yielding a threshold number of inliers of further filtered radar-IMU A, B relative pose pairs, randomly samples the further filtered radar-IMU A, B relative pose pairs with replacements several times to determine a stream of filtered radar-IMU A, B relative pose pairs, and solves for a solution X for the stream of filtered radar-IMU A, B relative pose pairs.Type: GrantFiled: October 27, 2021Date of Patent: April 23, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Kamran Ali, Wende Zhang, Fan Bai
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Publication number: 20240125616Abstract: A method of correcting a GPS vehicle trajectory of a vehicle on a roadway for a high-definition map is provided. The method comprises receiving first bitmap data from a first sensor of a first vehicle to create a plurality of first multi-layer bitmaps for the first vehicle using the first bitmap data and receiving second bitmap data from a plurality of second sensors of a plurality of second vehicles to create a plurality of second multi-layer bitmaps. The method further comprises creating first probability density bitmaps and an overall probability density bitmap with a probability density estimation, and matching an image template from each of the first probability density bitmaps with the overall probability density bitmap to define match results. The method further comprises combining the match results to define combined utility values and determining the maximal utility value with the combined utility values.Type: ApplicationFiled: October 10, 2022Publication date: April 18, 2024Inventors: Bo Yu, Joon Hwang, Carl P. Darukhanavala, Shu Chen, Vivek Vijaya Kumar, Donald K. Grimm, Fan Bai
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Patent number: 11956046Abstract: An occupant detection system for an interior cabin area of a vehicle includes one or more signal conversion devices including conversion circuitry and a wireless control module including a multi-band transceiver having two or more transceivers. The wireless control module executes instructions to continuously send, by a first transceiver, signals on a first frequency band. The wireless control module executes instructions to receive, by a second transceiver, signals on a second frequency band from a signal conversion device. The wireless control module compares original training symbols from the signals on the first frequency band with training symbols from the signals on the second frequency band to determine a change in value of in one or more channel state information (CSI) parameters, and determines one or more occupants are present within the interior cabin area of the vehicle based on the change in one or more CSI parameters.Type: GrantFiled: March 21, 2022Date of Patent: April 9, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Kamran Ali, Mohammad Naserian, Lakshmi V. Thanayankizil, Bhargavi Chandrakumar, Fan Bai
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Patent number: 11936700Abstract: A system for real-time video streaming for a vehicle includes a camera system configured to capture videos of an environment surrounding the vehicle. The system also includes a vehicle communication system configured to communicate with a remote server and a vehicle controller in electrical communication with the camera system and the vehicle communication system. The vehicle controller is programmed to determine a system enablement state. The vehicle controller is further programmed to determine a camera system configuration in response to determining that the system enablement state is a system enabled state. The vehicle controller is further programmed to capture at least one video frame using the camera system based at least in part on the camera system configuration. The vehicle controller is further programmed to transmit the at least one video frame to the remote server using the vehicle communication system.Type: GrantFiled: February 16, 2023Date of Patent: March 19, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Fan Bai, Chuan Li, Esther Anderson, Jace C. Stokes, Peter Finnegan, Tarik Mahmood
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Publication number: 20240085210Abstract: A method of creating a high-definition (HD) map of a roadway includes receiving a multi-layer probability density bitmap. The multi-layer probability density bitmap represents a plurality of lane lines of the roadway sensed by a plurality of sensors of a plurality of vehicles. The multi-layer probability density bitmap includes a plurality of points. The method further includes recursively conducting a hill climbing search using the multi-layer probability density bitmap to create a plurality of lines. In addition, the method includes creating the HD map of the roadway using the plurality of lines determined by the hill climbing search.Type: ApplicationFiled: September 8, 2022Publication date: March 14, 2024Inventors: Bo Yu, Fan Bai, Gui Chen, Joon Hwang, Carl P. Darukhanavala, Vivek Vijaya Kumar, Shu Chen, Donald K. Grimm
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Publication number: 20240067683Abstract: The present disclosure relates to the field of biomedicine, in particular to the use of MCM8-cGAS-STING-IFN-I signal pathway as a disease target, including the use in the preparation of an animal model of a disease or the preparation of a product for the diagnosis, prevention, or treatment of a disease. In particular, the present disclosure comprises the use of a reagent for quantitatively detecting the gene expression or protein expression or protein activity of MCM8 in the preparation of a product for the diagnosis of a disease caused by dysfunctional mitophagy or caused by abnormal activation of cGAS-STING-IFN-I signaling pathway.Type: ApplicationFiled: August 20, 2021Publication date: February 29, 2024Inventors: Yuxia Zhang, Meng Lin, Huifang Xian, Zhanghua Chen, Fan Bai, Jun Cui, Xiaoqiong Gu
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Publication number: 20240068836Abstract: A method includes receiving sensor data from a plurality of sensors of a plurality of vehicles. The sensor data includes vehicle GPS data and sensed lane line data of the roadway. The method further includes creating a plurality of multi-layer bitmaps for each of the plurality of vehicles using the sensor data, fusing the plurality of the multi-layer bitmaps of each of the plurality of vehicles to create a fused multi-layer bitmap, creating a plurality of multi-layer probability density bitmaps using the fused multi-layer bitmap, extracting lane line data from the plurality of multi-layer probability density bitmaps, and creating the high-definition (HD) map of the roadway using the multi-layer probability density bitmaps and the lane line data extracted from the plurality of multi-layer probability density bitmaps.Type: ApplicationFiled: August 24, 2022Publication date: February 29, 2024Inventors: Bo Yu, Joon Hwang, Gui Chen, Carl P. Darukhanavala, Vivek Vijaya Kumar, Shu Chen, Donald K. Grimm, Fan Bai
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Publication number: 20240066714Abstract: An assembly and an apparatus for machining a mechanical part. The assembly includes a parallel robot configured to be mounted onto an end flange of a joint robot. The parallel robot is configured to drive the servo spindle to translate along the one or more axes with respect to the parallel robot. During the machining of the mechanical part, the joint robot can stay stationary for a specific machining position of the mechanical part, and the parallel robot drives the servo spindle to translate along the one or more axes. Then, the machining tool may cut out the required shapes and characteristics at the specific machining position of the mechanical part.Type: ApplicationFiled: February 1, 2021Publication date: February 29, 2024Inventors: Yong Chen, Yiyuan Zhu, Fan Bai
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Patent number: 11912298Abstract: An event scheduling system for collecting image data related to one or more events by one or more autonomous vehicles includes a centralized scheduling system in wireless communication with one or more autonomous vehicles. Each autonomous vehicle collects the image data related to the one or more events while following a unique travel schedule. The centralized scheduling system executes instructions to determine the unique travel schedule for a specific autonomous vehicle, where the unique travel schedule directs the specific autonomous vehicle to the specific location of the filtered event to collect the image data.Type: GrantFiled: February 25, 2022Date of Patent: February 27, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Chuan Li, Donald K. Grimm, Fan Bai
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Patent number: 11893882Abstract: A system is provided for mitigating a road network congestion. The system includes a plurality of motor vehicles positioned in associated locations in a road network. Each vehicle has one or more sensors generating an input and a Telematics Control Unit (TCU) for generating at least one location signal for a location of the associated motor vehicle and at least one event signal for an event related to the associated motor vehicle, with the location signal and the event signal corresponding to a High Speed Vehicle Telemetry Data (HSVT data) based on the input from the sensors. The system further includes a computer, which communicates with a display device and the TCUs. The computer includes a processor and a computer readable medium including instructions, such that the processor is programmed to identify the congestion and determine that the congestion is a recurring or a non-recurring congestion.Type: GrantFiled: January 21, 2022Date of Patent: February 6, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Fan Bai, Donald K. Grimm, Paul E. Krajewski, Jiang-Ling Du, Mason David Gemar
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Publication number: 20240037321Abstract: A method for adding dimensions to a visual representation is disclosed. In one embodiment, such a method obtains a data set containing data in a plurality of rows and columns (i.e., dimensions). The method divides the dimensions into a plurality of groups and determines a coordinate system for each group. For each row in the data set, the method determines data points for each group in the corresponding coordinate system. The method then connects the data points for each row with lines to create a visual representation for the data set. In certain embodiments, each group in the data set utilizes a two-dimensional coordinate system. In other embodiments, each group in the data set utilizes a three-dimensional coordinate system. In yet other embodiments, a mix of two-dimensional coordinate systems and three-dimensional coordinate systems are used. A corresponding system and computer program product are also disclosed.Type: ApplicationFiled: August 1, 2022Publication date: February 1, 2024Applicant: International Business Machines CorporationInventors: Chun Lei Xu, Xiao Bin Sun, Jia Fei Yang, Heng Tang, Xiao Yan XX Liu, Fan Bai
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Patent number: 11875611Abstract: According to one or more examples, a system includes an observer vehicle, and a vehicle in a predetermined vicinity of the observer vehicle. The observer vehicle detects an operating condition of the vehicle using one or more perception devices. The observer vehicle determines that the operating condition does not satisfy a predetermined norm. The observer vehicle generates a message indicating the operating condition of the vehicle. The observer vehicle identifies a communication identifier of the vehicle. The observer vehicle sends the message to be received by the vehicle using the communication identifier via a vehicle to everything (V2X) communication module.Type: GrantFiled: August 3, 2021Date of Patent: January 16, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Mohammad Naserian, Paul E. Krajewski, Fan Bai, Abby Szafranski, Donald K. Grimm, Craig A. Kollar, Bryan Quintanilla
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Patent number: 11866052Abstract: A distributed computing system for determining road surface traction capacity for roadways located in a common spatio-temporal zone includes a plurality of vehicles that each include a plurality of sensors and systems that collect and analyze a plurality of parameters related to road surface conditions in the common spatio-temporal zone. The distributed computing system also includes one or more central computers in wireless communication with each of the plurality of vehicles. The one or more central computers execute instructions to determine a road surface traction capacity value for the common spatio-temporal zone.Type: GrantFiled: November 17, 2021Date of Patent: January 9, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Halit Zengin, Joseph K. Moore, Carlos Eduardo Arreaza, Amin Abdossalami, Swee Meng Yong, Yassir E. Elrayah, Donald K. Grimm, Fan Bai, Jinzhu Chen
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Publication number: 20240004715Abstract: A system for cloud coordinated vehicle data collection includes an onboard vehicle data management subsystem and a remotely-located back-office subsystem. Each subsystem includes one or more control modules having a processor, a memory, and input/output (I/O) ports. The control modules execute program code portions stored in memory. A first program code portion collects vehicle data from onboard vehicle data sources. A second program code portion determines which of several distinct communications systems will be used to transmit the vehicle data to the remotely-located back-office subsystem. A third program code portion causes the remotely-located back-office subsystem to allocate data processing tasks to specific computing resources.Type: ApplicationFiled: June 29, 2022Publication date: January 4, 2024Inventors: Fan Bai, Markus Jochim, Douglas C. Martin, Mahesh Pottelu, Ahmad El Baba
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Publication number: 20240007306Abstract: A method for sharing a digital key associated with a vehicle by a cascaded key delegation system includes issuing, by a requestor device, a public key certificate to an initial delegator device that is part of a cloud delegation service. The public key certificate enables the initial delegator device to grant delegation rights the vehicle. The method also includes issuing, by the initial delegator, an intermediate public key certificate to a subsequent delegator that is part of the cloud delegation service. The intermediate public key certificate grants the delegation rights to the subsequent delegator.Type: ApplicationFiled: July 1, 2022Publication date: January 4, 2024Inventors: Mohamed A. Layouni, Jinzhu Chen, Fan Bai, Ying Li, Manohar Nemilikonda, Markus Jochim
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Patent number: 11862013Abstract: A system, method and server for a controlling a relation between a vehicle and traffic flow over a road segment. The system includes a telemetric device of the vehicle and a processor of the server. The telemetric device obtains telemetric data related to the road segment being traversed by the vehicle. The processor determines a property of the road segment based on the telemetric data and a road profile for the road segment, determines a disruption score indicative of a level of disruption in the traffic flow for the road segment based on the property, and outputs a notification signal when the disruption score is above a selected disruption threshold. The notification signal is usable for controlling the relation between the vehicle and the traffic flow.Type: GrantFiled: May 17, 2021Date of Patent: January 2, 2024Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Donald K. Grimm, Richard Gordon, Chuan Li, Shu Chen, Fan Bai
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Publication number: 20230418285Abstract: A method for performing a plurality of vehicle computing tasks includes determining the plurality of vehicle computing tasks that need to be performed and monitoring a wireless connectivity between a vehicle and a remote computing system. Monitoring the wireless connectivity between the vehicle and the remote computing system includes measuring, in real time, at least one quality of service (QoS) measurement of the wireless connectivity between the vehicle and the remote computing system. The method further includes determining whether to perform at least one of the plurality of vehicle computing tasks in at least one of the remote computing system or a vehicle controller of the vehicle based on at least one QoS measurement.Type: ApplicationFiled: June 23, 2022Publication date: December 28, 2023Inventors: Markus Jochim, Fan Bai, Bo Yu, Yuchen Zhou
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Publication number: 20230421726Abstract: A multimedia system is provided for a scalable infotainment system of a motor vehicle. The scalable infotainment system includes a camera, which is releasably attached to the motor vehicle and supports camera software components for generating a media signal. The multimedia system includes a media player and a computer attached to the motor vehicle. The computer has a processor and a non-transitory computer readable storage medium, which stores player software components including multiple streaming protocols used by the media player to play a media stream. The processor is programmed to transmit to the camera a player setup signal including data associated with the player software components. The processor is further programmed to receive from the camera a media signal associated with a media stream generated by the camera by using a common one of the streaming protocols supported by the camera and the media player.Type: ApplicationFiled: June 24, 2022Publication date: December 28, 2023Inventors: Esther Anderson, Jace C. Stokes, Fan Bai, Chuan Li, Mark T. Gaylord, Wende Zhang, Paul Andrew Justin
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Patent number: 11856110Abstract: A system and method for sharing a digital key for a vehicle. The system includes a first digital key device having a digital key stored thereon, a second digital key device, and a vehicle server. The first digital key device sends a request to the vehicle server for a key sharing session. The vehicle server commences a key sharing session in response to the request. The first digital key device shares the digital key to a second digital key device. The vehicle server ends the key sharing session.Type: GrantFiled: January 21, 2021Date of Patent: December 26, 2023Assignee: GM GLOBAL TECHNOLOGY OPERATIONS LLCInventors: Jinzhu Chen, Fan Bai, John Sergakis, Thomas E. Utter