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.:

US 9740177 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 22, 2017

Filed:

Jul. 23, 2015
Applicant:

Shenzhen Great Power Innovation and Technology Enterprise Co., Ltd., Shenzhen, CN;

Inventor:

Qixiang Feng, Shenzhen, CN;

Assignee:

Other;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); G04R 20/04 (2013.01);
U.S. Cl.
CPC ...
G04R 20/04 (2013.01);
Abstract

A method of time synchronization between a timepiece-equipped electronic device and a cell phone or an IPAD, which includes the steps of: (a) utilizing the universal standard time of the cell phone or IPAD by a time synchronization APP to obtain a synchronization time information; (b) modulating an audio frequency carrier signal or time signal from the digital signal of the cell phone or IPAD based on the encoding rules of audio phase-shifting; (c) transmitting the time information in the audio frequency carrier signal to the timepiece-equipped electronic device through audio or data signal transmission channel by utilizing the Bluetooth module or WIFI of the cell phone or IPAD; and (d) receiving and pairing the audio frequency carrier signal, decoding the time information and displaying the time information, which is the synchronized time with the cell phone or IPAD, onto the display of the timepiece-equipped electronic device.


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