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:
Dec. 24, 2024

Filed:

Jun. 20, 2022
Applicant:

Shenzhen Ucloudlink Network Technology Co. Ltd., Guangdong, CN;

Inventors:

Ziran Zhang, Guangdong, CN;

Zhihui Gong, Guangdong, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04W 12/06 (2021.01); H04W 12/40 (2021.01); H04W 60/00 (2009.01);
U.S. Cl.
CPC ...
H04W 12/06 (2013.01); H04W 12/40 (2021.01); H04W 60/00 (2013.01);
Abstract

A network roaming method is provided, this method includes: when a first determination condition is met, a user's SIM card is deactivated and a seed SIM card is activated, and a network registration for the seed SIM card is performed; after the network registration for the seed SIM card is completed, a data dialing is performed on the seed SIM card; after the data dialing is successfully performed, a cloud SIM card allocation request is submitted through a data traffic of the seed SIM card, the cloud SIM card is obtained and activated, and a network registration for the cloud SIM card is performed; after the network registration for the cloud SIM card is completed, a data dialing is performed on the cloud SIM card, the seed SIM card is deactivated and the user's SIM card is activated after the data dialing is successfully performed.


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