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.
Patent No.:
Date of Patent:
Sep. 30, 2025
Filed:
Jan. 20, 2023
Korea Railroad Research Institute, Gyeonggi-do, KR;
Seung Min Yu, Hwaseong-si, KR;
Jun Lee, Gyeonggi-do, KR;
So Young You, Chungcheongnam-do, KR;
Sang Pil Ko, Gyeonggi-do, KR;
Eun Bi Jeong, Gyeonggi-do, KR;
KOREA RAILROAD RESEARCH INSTITUTE, Uiwang-si, KR;
Abstract
A method and apparatus for cooperative positioning is disclosed herein. A method for cooperative positioning performed by a target device includes: scanning a beacon signal transmitted by at least one peripheral device; determining whether at least one peripheral device exist within a reference radius based on the beacon signal; when the at least one peripheral device is within the reference radius, transmitting a cooperative positioning request to the at least one peripheral device; receiving, in response to transmitting the cooperative positioning request, location of the at least one peripheral device and a degree of reliability for the location of the at least one peripheral device; and determining a location of the target device based on the location and the degree of reliability.