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:
Mar. 16, 2021

Filed:

Feb. 11, 2020
Applicant:

Htc Corporation, Taoyuan, TW;

Inventor:

Cheng-Kang Lin, Taoyuan, TW;

Assignee:

HTC Corporation, Taoyuan, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/06 (2006.01); G06F 1/12 (2006.01); H04W 56/00 (2009.01); G01S 7/52 (2006.01); H04L 5/00 (2006.01);
U.S. Cl.
CPC ...
H04W 56/0065 (2013.01); G01S 7/52087 (2013.01); H04L 5/0055 (2013.01);
Abstract

A synchronization method is suitable between a first electronic apparatus and a second electronic apparatus. The synchronization method include following steps. A first interrupt signal is generated to trigger a first timer on the first electronic apparatus. A radio frequency packet is transmitted from the first electronic apparatus to the second electronic apparatus. In response to that the radio frequency packet is received by the second electronic apparatus, a second interrupt signal is generated to trigger a second timer on the second electronic apparatus. The second timer is synchronized with the first timer or a timestamp of the first timer is estimated according to the second interrupt signal and the radio frequency packet.


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