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公开(公告)号：US20220058826A1
公开(公告)日：2022-02-24
申请号：US17414590
申请日：2019-12-26
发明人： Takahiro HASEGAWA , Masahito IWAI , Kenichi ABE , Tetsuya ITO , Chikashi ITO
摘要： Provided is an article position management apparatus that a receiver receives image data from a camera apparatus and that identifies a position of an article, based on an article marker attached to an article and a reference point marker whose coordinate information in an absolute coordinate system in a field is set in advance, the article marker and the reference point marker being included in the image data, when the camera apparatus is a mobile camera apparatus, and identifies the position of the article, based on the article marker included in the image, when the camera apparatus is a fixed camera apparatus.
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公开(公告)号：US20210312660A1
公开(公告)日：2021-10-07
申请号：US17265669
申请日：2019-08-08
发明人： Takahiro HASEGAWA , Masahito IWAI , Kenichi ABE , Yuiebiro EZURE , Tetsuya ITO
IPC分类号： G06T7/73
摘要： Article position estimation system comprises: article movement recognition part; reference point recognition part; position information generation part; and article position estimation part. Article movement recognition part generates article movement information including time point when article is taken out by mobile body or time point when article placement is completed by mobile body. Reference point recognition part recognizes reference point and generates reference point recognition information including identification information according to recognized reference point, reference point recognition time point, and information related to recognized reference point. Position information generation part generates information related to position of mobile body at reference point recognition time point based on reference point recognition information. Article position estimation part estimates position of mobile body at the time when article is moved by using at least position of mobile body at reference point recognition time point.
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