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公开(公告)号：US11099272B2
公开(公告)日：2021-08-24
申请号：US16546548
申请日：2019-08-21
Inventor： Lei Fang , Haisong Wang , Xing Hu , Sheng Tao
IPC: G01S13/931 , G06K9/00 , G01S13/86 , G01S13/00
Abstract: The present disclosure provides an intelligent roadside unit. The intelligent roadside unit includes: a radar, configured to detect an obstacle within a first preset range of the intelligent roadside unit; a camera, configured to capture an image within a second preset range of the intelligent roadside unit; a radar-signal processor, coupled to the radar and configured to generate an obstacle detection signal according to obstacle information detected by the radar; an image-signal processor, coupled to the camera and configured to generate an image detection signal according to the image captured by the camera; and a general control processor, coupled to the radar-signal processor and the image-signal processor and generating a point cloud image according to the obstacle detection signal and the image detection signal.
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公开(公告)号：US11579285B2
公开(公告)日：2023-02-14
申请号：US16546573
申请日：2019-08-21
Inventor： Lei Fang , Haisong Wang , Xing Hu , Sheng Tao , Yifeng Shi , Huo Cao
Abstract: The present disclosure provides an intelligent roadside unit. The intelligent roadside unit includes: a radar configured to detect an obstacle within a first preset range of the intelligent roadside unit; a camera configured to capture an image of a second preset range of the intelligent roadside unit; a master processor coupled to the radar and the camera, and configured to generate a point cloud image according to information on the obstacle detected by the radar and the image detected by the camera; and a slave processor coupled to the radar and the camera, and configured to generate a point cloud image according to the information on the obstacle detected by the radar and the image detected by the camera, in which the slave processor checks the master processor, and when the original master processor breaks down, it is switched from the master processor to the slave processor.
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公开(公告)号：US11210938B2
公开(公告)日：2021-12-28
申请号：US16546619
申请日：2019-08-21
Inventor： Lei Fang , Haisong Wang , Xing Hu , Sheng Tao
Abstract: The present disclosure proposes an intelligent road side unit and a regulation method thereof. The intelligent road side unit comprises: traffic lights; a first camera configured to acquire a first image and having a first focal length; a second camera configured to acquire a second image and having a second focal length, the first focal length being greater than the second focal length; and a controller, configured to acquire anticipated arriving traffic flow information according to the first image, to acquire current traffic flow information according to the second image, and to control the traffic lights according to the anticipated arriving traffic flow information and the current traffic flow information.
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Patent Agency Ranking
公开(公告)号：US11506780B2
公开(公告)日：2022-11-22
申请号：US16550688
申请日：2019-08-26
Inventor： Huo Cao , Lei Fang , Xing Hu , Yifeng Shi , Sheng Tao , Haisong Wang
IPC: G01S13/931 , G05D1/00 , G05D1/02 , G06V20/58 , G01S13/00
Abstract: The present disclosure describes an intelligent roadside unit and a control method thereof, comprising: a circular camera array, including a plurality of cameras for capturing images in different road directions respectively; a circular radar array, including a plurality of radars for detecting obstacle information in different road directions respectively; and a controller configured to determine whether a vehicle is approaching according to the obstacle information detected by the radars, to turn on a camera corresponding to the radar that has detected the approaching of the vehicle to capture an image, and to control the cameras corresponding to the radars that have not detected the approaching of the vehicle to be in a standby state.
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公开(公告)号：US20200074854A1
公开(公告)日：2020-03-05
申请号：US16546619
申请日：2019-08-21
Inventor： LEI FANG , Haisong Wang , Xing Hu , Sheng Tao
Abstract: The present disclosure proposes an intelligent road side unit and a regulation method thereof. The intelligent road side unit comprises: traffic lights; a first camera configured to acquire a first image and having a first focal length; a second camera configured to acquire a second image and having a second focal length, the first focal length being greater than the second focal length; and a controller, configured to acquire anticipated arriving traffic flow information according to the first image, to acquire current traffic flow information according to the second image, and to control the traffic lights according to the anticipated arriving traffic flow information and the current traffic flow information.
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公开(公告)号：US11257367B2
公开(公告)日：2022-02-22
申请号：US16538610
申请日：2019-08-12
Inventor： Huo Cao , Xing Hu , Sheng Tao , Haisong Wang
Abstract: Provided are system and method for controlling traffic lights. The system includes a traffic light device and a smart roadside device. The smart roadside device includes a roadside sensing module including: a camera assembly configured to collect information of an image for traffic lights of the traffic light device and a radar configured to acquire first surrounding environment information of a road junction monitored by the smart roadside device, and a roadside processing module configured to determine traffic flow information of a red light lane according to the first surrounding environment information and the information of the image for the traffic lights, determine a duration of a green light according to the traffic flow information, and control a duration displaying the green light in a next cycle of the traffic light device according to the duration of the green light.
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公开(公告)号：US11217091B2
公开(公告)日：2022-01-04
申请号：US16523742
申请日：2019-07-26
Inventor： Lei Fang , Haisong Wang , Xing Hu , Sheng Tao
Abstract: Provided is a smart roadside unit, including: a high-bright camera assembly configured to capture a high-bright image; a low-bright camera assembly configured to capture a low-bright image, in which the high-bright camera assembly and the low-bright camera assembly have a substantially same shooting view; and a controller configured to extract vehicle information from the high-bright image and the low-bright image.
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公开(公告)号：US11145194B2
公开(公告)日：2021-10-12
申请号：US16523126
申请日：2019-07-26
Inventor： Lei Fang , Haisong Wang , Xing Hu , Sheng Tao , Yifeng Shi
Abstract: Provided is a smart roadside unit, including a light intensity sensor configured to generate current light intensity information; a high-bright camera assembly configured to capture a high-bright image; a low-bright camera assembly configured to capture a low-bright image; and a controller configured to turn on the high-bright camera assembly to shoot when the current light intensity is greater than a first light intensity threshold, turn on the low-bright camera assembly to shoot when the current light intensity is less than a second light intensity threshold, and extract vehicle information from the high-bright image or the low-bright image, in which the second light intensity threshold is smaller than the first light intensity threshold.
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