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公开(公告)号:US11780440B1
公开(公告)日:2023-10-10
申请号:US18092820
申请日:2023-01-03
申请人: PlusAI, Inc.
发明人: Siva Bhargav Ravella , Xiaoyu Huang , Amit Kumar
CPC分类号: B60W30/18118 , B60W10/10 , B60W10/18 , B60W30/18127 , B60W60/001 , B60W2420/42 , B60W2520/10 , B60W2530/10 , B60W2552/15 , B60W2555/20 , B60W2556/10 , B60W2556/40 , B60W2710/10 , B60W2710/18 , B60W2720/10
摘要: A method includes detecting, via a processor of an autonomous vehicle, an upcoming downhill road segment of a route on which the autonomous vehicle is currently travelling. The detection is based on map data, camera data, and/or inertial measurement unit (IMU) data. In response to detecting the upcoming downhill road segment, a descent plan is generated for the autonomous vehicle. The descent plan includes a speed profile and a brake usage plan. The brake usage plan specifies a non-zero amount of retarder usage and an amount of foundation brake usage for a predefined time period. The method also includes autonomously controlling the autonomous vehicle, based on the descent plan, while the autonomous vehicle descends the downhill road segment.
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公开(公告)号:US20230311945A1
公开(公告)日:2023-10-05
申请号:US18141818
申请日:2023-05-01
申请人: PlusAI, Inc.
发明人: Xiaoyu Huang , Siva Bhargav Ravella
CPC分类号: B60W60/0015 , B60W50/0098 , G07C5/0816 , B60W2554/4041 , B60W2530/20 , B60W2520/105 , B60W2520/16 , B60W2530/10 , B60W2300/145 , B60W2520/14 , B60W2554/4046 , B60W2420/54 , B60W2720/10 , B60W2420/42 , B60W2520/18 , B60W2510/202
摘要: Sensor data is received at a processor of a vehicle including at least one sensor, a plurality of axles, and a plurality of tires coupled to the plurality of axles. A determination is made by the processor if at least one tire from the plurality of tires is faulty based on the sensor data. A determination is made by the processor of at least one side of the vehicle and at least one axle from the set of axles associated with the at least one tire in response to the determining that the at least one tire is faulty. A determination is made by the processor of at least one remedial action to be performed by the vehicle based on the sensor data, the at least one side, and the at least one axle.
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公开(公告)号:US20230311944A1
公开(公告)日:2023-10-05
申请号:US18096837
申请日:2023-01-13
申请人: PlusAI, Inc.
发明人: Amit KUMAR , Lichun YANG , Anurag GANGULI
CPC分类号: B60W60/0015 , B60W40/09 , B60W50/14 , B60W60/0059 , B60W2050/146 , B60W2420/42 , B60W2510/0638
摘要: In one or more embodiments, a method comprises receiving, at a processor, an input signal from an input device in response to a first actuation of the input device by a driver of an autonomous vehicle. The input device is a device disposed with the autonomous vehicle and has a second actuation of the input device associated with a standard operation of the input device. The second actuation has an actuation pattern different from an actuation pattern of the first actuation. In response to the input signal, a determination is made by the processor to determine whether the autonomous vehicle can perform a maneuver safely. In response to determining that the autonomous vehicle can perform the maneuver safely, a signal is sent by the processor to cause the autonomous vehicle to perform the maneuver.
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14.
公开(公告)号:US11772667B1
公开(公告)日:2023-10-03
申请号:US17835636
申请日:2022-06-08
申请人: PlusAI, Inc.
发明人: Timothy P. Daly, Jr.
IPC分类号: B60W50/029 , B60W50/02 , B60W60/00 , B60W50/00
CPC分类号: B60W50/029 , B60W50/0205 , B60W60/0053 , B60W60/0059 , B60W2050/0088 , B60W2050/0215 , B60W2050/0295 , B60W2300/125 , B60W2420/42 , B60W2420/52
摘要: In an embodiment, a processor is configured to perform, while a vehicle is driving in an uncontrolled environment, a self-calibration routine for each sensor from the plurality of sensors to determine at least one calibration parameter value associated with that sensor. The processor is further configured to determine, while the vehicle is driving in the uncontrolled environment, and automatically in response to performing the self-calibration routine, that at least one sensor from the plurality of sensors has moved and/or is inoperative based on the at least one calibration parameter value associated with the at least one sensor being outside a predetermined acceptable range. The processor is further configured to perform, in response to determining that at least one sensor from the plurality of sensors has moved and/or is inoperative, at least one remedial action at the vehicle while the vehicle is driving in the uncontrolled environment.
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公开(公告)号:US20230213939A1
公开(公告)日:2023-07-06
申请号:US18122070
申请日:2023-03-15
申请人: PlusAI, Inc.
发明人: Ankur AGARWAL
CPC分类号: G06T7/85 , G06T7/70 , B60W60/00 , G06T2207/30252 , B60W2050/0075
摘要: The present teaching relates to method, system, medium, and implementations for sensor calibration. An ego vehicle determines whether a sensor deployed on the ego vehicle to facilitate autonomous driving of the ego vehicle needs to be calibrated and sends, if it is determined that the sensor needs to be calibrated, a request for assistance in collaborative calibration of the sensor, with a first position of the ego vehicle or a first configuration of the sensor with respect to the ego vehicle. When a response of the request is received, an assisting vehicle is indicated to travel to be near the ego vehicle to facilitate the calibration of the sensor by collaborating with the moving ego vehicle and the ego vehicle coordinates with the assisting vehicle to enable the sensor to acquire information of a target present on the assisting vehicle for the collaborative calibration of the sensor.
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16.
公开(公告)号:US20230140540A1
公开(公告)日:2023-05-04
申请号:US18089514
申请日:2022-12-27
申请人: PlusAI, Inc.
IPC分类号: G06N3/006 , G05D1/02 , G05D1/00 , G06N20/00 , G06V20/56 , G06F18/214 , G06F18/2413 , G06V30/19 , G06V10/80 , G06V10/82 , G06V10/98 , G06V10/94
摘要: The present teaching relates to system, method, medium for in-situ perception in an autonomous driving vehicle. A plurality of types of sensor data acquired continuously by a plurality of types of sensors deployed on the vehicle are first received, where the plurality of types of sensor data provide information about surrounding of the vehicle. Based on at least one model, one or more items are tracked from a first of the plurality of types of sensor data acquired by one or more of a first type of the plurality of types of sensors, wherein the one or more items appear in the surrounding of the vehicle. At least some of the one or more items are then automatically labeled on-the-fly via either cross modality validation or cross temporal validation of the one or more items and are used to locally adapt, on-the-fly, the at least one model in the vehicle.
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公开(公告)号:US11635762B2
公开(公告)日:2023-04-25
申请号:US17851814
申请日:2022-06-28
申请人: PlusAI, Inc.
发明人: Ankur Agarwal
摘要: The present teaching relates to method, system, medium, and implementations for sensor calibration. An ego vehicle determines whether a sensor deployed on the ego vehicle to facilitate autonomous driving of the ego vehicle needs to be calibrated and sends, if it is determined that the sensor needs to be calibrated, a request for assistance in collaborative calibration of the sensor, with a first position of the ego vehicle or a first configuration of the sensor with respect to the ego vehicle. When a response of the request is received, an assisting vehicle is indicated to travel to be near the ego vehicle to facilitate the calibration of the sensor by collaborating with the moving ego vehicle and the ego vehicle coordinates with the assisting vehicle to enable the sensor to acquire information of a target present on the assisting vehicle for the collaborative calibration of the sensor.
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公开(公告)号:US11634133B1
公开(公告)日:2023-04-25
申请号:US17844670
申请日:2022-06-20
申请人: PlusAI, Inc.
发明人: Hyoungju Seo , Chaozhe He , Xiaoyu Huang
摘要: Methods, systems, and non-transitory computer-readable media are configured to perform operations comprising determining a lead obstacle in front of an ego vehicle; determining an optimizable function associated with an optimized preferred following distance between the ego vehicle and the lead obstacle; and generating the optimized preferred following distance based on the optimizable function.
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公开(公告)号:US11628859B1
公开(公告)日:2023-04-18
申请号:US17877735
申请日:2022-07-29
申请人: PlusAI, Inc.
发明人: Mianwei Zhou
IPC分类号: B60W60/00 , B60W30/09 , B60W40/04 , B60W40/06 , B60W50/14 , B60W10/18 , G06V20/58 , G06V10/82
摘要: This application is directed to aerial view generation for vehicle control. A vehicle obtains a forward-facing view of a road captured by a front-facing camera of a vehicle and applies a machine learning model to process the forward-facing view to predict determine a trajectory of the vehicle and a road layout based on a Frenet-Serret coordinate system of the road for the vehicle. The trajectory of the vehicle is combined with the road layout to predict an aerial view of the road, and the aerial view of the road is used to at least partially autonomously drive the vehicle. In some embodiments, the machine learning model is applied to process the forward-facing view to determine a first location of an obstacle vehicle in the Frenet-Serret coordinate system. The obstacle vehicle is placed on the aerial map based on the first location of the obstacle vehicle.
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公开(公告)号:US11624616B1
公开(公告)日:2023-04-11
申请号:US17844655
申请日:2022-06-20
申请人: PlusAI, Inc.
发明人: Kuan-Wei Liu , Mianwei Zhou , Yibo Chen
摘要: Systems, methods, and non-transitory computer readable media can perform operations comprising generating a first type of pose and a second type of pose based on visual geometry localization; determining a mode for planning a planning path for a vehicle based on at least one of the first type of pose and the second type of pose; and generating the planning path for the vehicle based on the mode.
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