Invention Grant
- Patent Title: Systems and methods for detecting traffic lights corresponding to a driving lane
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Application No.: US17731433Application Date: 2022-04-28
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Publication No.: US12087063B2Publication Date: 2024-09-10
- Inventor: Kun-Hsin Chen , Kuan-Hui Lee , Chao Fang , Charles Christopher Ochoa
- Applicant: Toyota Research Institute, Inc.
- Applicant Address: US CA Los Altos
- Assignee: Toyota Research Institute, Inc.,Toyota Jidosha Kabushiki Kaisha
- Current Assignee: Toyota Research Institute, Inc.,Toyota Jidosha Kabushiki Kaisha
- Current Assignee Address: US CA Los Altos; JP Toyota
- Agency: Darrow Mustafa PC
- Agent Christopher G. Darrow
- Main IPC: G06T7/70
- IPC: G06T7/70 ; B60W60/00 ; G06V10/20 ; G06V20/56 ; G06V20/58

Abstract:
System, methods, and other embodiments described herein relate to detection of traffic lights corresponding to a driving lane from views captured by multiple cameras. In one embodiment, a method includes estimating, by a first model using images from multiple cameras, positions and state confidences of traffic lights corresponding to a driving lane of a vehicle. The method also includes aggregating, by a second model, the state confidences and a multi-view stereo composition from geometric representations associated with the positions of the traffic lights. The method also includes assigning, by the second model according to the aggregating, a relevancy score computed for a candidate traffic light of the traffic lights to the driving lane. The method also includes executing a task by the vehicle according to the relevancy score.
Public/Granted literature
- US20230351773A1 SYSTEMS AND METHODS FOR DETECTING TRAFFIC LIGHTS CORRESPONDING TO A DRIVING LANE Public/Granted day:2023-11-02
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