The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 14, 2025

Filed:

Dec. 20, 2021
Applicants:

Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;

Beijing Xiaomi Pinecone Electronics Co., Ltd., Beijing, CN;

Inventors:

Erli Meng, Beijing, CN;

Luting Wang, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06T 7/73 (2016.12); G01C 21/20 (2005.12); G06T 1/00 (2005.12); G06V 10/426 (2021.12); G06V 10/774 (2021.12); G06V 10/80 (2021.12); G06V 20/00 (2021.12);
U.S. Cl.
CPC ...
G01C 21/206 (2012.12); G06T 1/0014 (2012.12); G06T 7/73 (2016.12); G06V 10/426 (2021.12); G06V 10/7747 (2021.12); G06V 10/806 (2021.12); G06V 20/36 (2021.12); G06T 2207/20072 (2012.12);
Abstract

An indoor navigation method is provided, including: receiving an instruction for navigation, and collecting an environment image; extracting an instruction room feature and an instruction object feature carried in the instruction, and determining a visual room feature, a visual object feature, and a view angle feature based on the environment image; fusing the instruction object feature and the visual object feature with a first knowledge graph representing an indoor object association relationship to obtain an object feature, and determining a room feature based on the visual room feature and the instruction room feature; and determining a navigation decision based on the view angle feature, the room feature, and the object feature.


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