公开(公告)号：US20250069502A1

公开(公告)日：2025-02-27

申请号：US18942701

申请日：2024-11-10

Applicant: Wuyang Qian

Inventor： Wuyang Qian

IPC: G08G1/095 ,  G08G1/07

Abstract: A method controls traffic at an intersection having three or more branches. The method comprising the steps of: capturing image data by a plurality of camera units positioned at the intersection; sending the image data to a control unit; determining from the image data a plurality of variables; and based on the plurality of variables, determining speed limits, and setting orders and durations of lights of a plurality of traffic lights positioned at the intersection. A system performs the method.

公开(公告)号：US20230386329A1

公开(公告)日：2023-11-30

申请号：US17752624

申请日：2022-05-24

Applicant: Wuyang Qian

Inventor： Wuyang Qian

IPC: G08G1/08 ,  H04N5/247 ,  G06T7/70 ,  G06V20/54 ,  H04N9/04 ,  G06V40/10 ,  H04N7/18 ,  G08G1/04 ,  G08G1/052 ,  G08G1/005 ,  G08G1/01 ,  G01S17/86

CPC classification number: G08G1/08 ,  H04N5/247 ,  G06T7/70 ,  G06V20/54 ,  H04N9/045 ,  G06V40/10 ,  H04N7/18 ,  G08G1/04 ,  G08G1/052 ,  G08G1/005 ,  G08G1/0133 ,  G08G1/0145 ,  G01S17/86 ,  G06T2207/30236 ,  G06T2207/30196 ,  G06T2207/10024 ,  G06T2207/30242

Abstract: A method controls traffic at an intersection having three or more branches. The method comprising the steps of: capturing image data by a plurality of camera units positioned at the intersection; sending the image data to a control unit; determining from the image data a plurality of variables; and based on the plurality of variables, setting orders and durations of lights of a plurality of traffic lights positioned at the intersection. A system performs the method.

公开(公告)号：US12175864B2

公开(公告)日：2024-12-24

申请号：US17752624

申请日：2022-05-24

Applicant: Wuyang Qian

Inventor： Wuyang Qian

IPC: G06V20/54 ,  G01S17/86 ,  G06T7/70 ,  G06V40/10 ,  G08G1/005 ,  G08G1/01 ,  G08G1/04 ,  G08G1/052 ,  G08G1/08 ,  H04N7/18 ,  H04N23/10 ,  H04N23/90

Abstract: A method controls traffic at an intersection having three or more branches. The method comprising the steps of: capturing image data by a plurality of camera units positioned at the intersection; sending the image data to a control unit; determining from the image data a plurality of variables; and based on the plurality of variables, setting orders and durations of lights of a plurality of traffic lights positioned at the intersection. A system performs the method.