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. 08, 2026
Filed:
Dec. 12, 2022
U-blox Ag, Thalwil, CH;
David Bartlett, Cambourne, GB;
u-blox AG, Thalwil, CH;
Abstract
The present disclosure relates to a method () for determining a clock frequency offset between a first device having a first clock and at least one second device having at least one second clock, the method comprising: receiving (), by the at least one second device, at least one first message from the first device, wherein information regarding a time of departure of the at least one first message is in the at least one first message; determining (), by the at least one second device, a time of arrival of the at least one first message; receiving (), by the at least one second device, at least one second message from the first device, wherein information regarding a time of departure of the at least one second message is in the at least one second message; determining (), by the at least one second device, a time of arrival of the at least one second message; and determining () a clock frequency offset between the first clock and the at least one second clock based on the time of departure of the at least one first message, the time of arrival of the at least one first message, the time of departure of the at least one second message, and the time of arrival of the at least one second message. The disclosure further relates to a corresponding apparatus, system, computer program product and a computer readable storage medium.