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:
Mar. 31, 2026
Filed:
Jan. 24, 2024
Ajou University Industry-academic Cooperation Foundation, Suwon-si, KR;
Young Bae Ko, Suwon-si, KR;
Jin Su Kim, Goryeong-gun, KR;
AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, Suwon-si, KR;
Abstract
Disclosed herein non-infrastructure ultra-wideband wireless positioning method and system using latency communication and overhear. The method includes: receiving a ranging message transmitted from other active devices; measuring a location of an active device by using data obtained from the ranging message; checking a remaining amount of power of the active device and creating a ranging message by using the remaining amount of power of the active device and the obtained data; and transmitting the created ranging message to the other active devices. When a request of device change is received from a first passive device based on a remaining amount of power of a passive device overhearing the ranging message and the remaining amount of power of the active device, a response for changing the first passive device to an active device is provided, and the active device itself changes from an active device to a passive device.