Title:
TRAFFIC SIGNAL LIGHT DETECTION
Document Type and Number:
WIPO Patent Application WO/2022/262327
Kind Code:
A1
Abstract:
Provided in the present application is a traffic signal light detection method, comprising: monitoring the location of a driverless device (S100); on the basis of the location of the driverless device, the planned path of a task being executed, and a pre-constructed map, determining location information of a target signal light (S102); when the driverless device is within a preset range of the target signal light, on the basis of the monitored most recent location of the driverless device, preset camera external parameters, and the location information of the target signal light, determining an angle adjustment parameter of a target camera of the driverless device (S104); on the basis of the angle adjustment parameter, adjusting the collection angle of the target camera such that the target camera faces the target signal light (S106); and collecting images by means of the target camera and detecting information of the state of the target signal light in the images (S108).
Inventors:
LIU XIN (CN)
Application Number:
PCT/CN2022/079750
Publication Date:
December 22, 2022
Filing Date:
March 08, 2022
Export Citation:
Assignee:
BEIJING SANKUAI ONLINE TECH CO LTD (CN)
International Classes:
H04N5/232; G06K9/00
Foreign References:
| CN113452904A | 2021-09-28 | |||
| CN106910358A | 2017-06-30 | |||
| CN112419768A | 2021-02-26 | |||
| CN112861748A | 2021-05-28 | |||
| US20210094581A1 | 2021-04-01 |
Attorney, Agent or Firm:
BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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