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:
Jun. 17, 2025
Filed:
Dec. 31, 2020
Pismo Labs Technology Limited, Kowloon, HK;
Chi Kwong So, New Territories, HK;
Pismo Labs Technology Limited, Kowloon, HK;
Abstract
The present invention discloses a method and system for sending data to and receiving data from a cellular network at a network device. Network device may establish a first cellular connection by using a first wireless communication module (WCM) and a first local Subscriber Identification Module (SIM). After a first data connection is established with the SIM bank via the first cellular connection, a first SIM profile is downloaded from the SIM bank. A second cellular connection is established by using a second WCM and the first SIM profile. After a second data connection is established with the SIM bank via the second cellular connection, disconnecting the first cellular connection. Finally, establishing a third cellular connection by using a third WCM and the first local SIM, and establishing a third data connection with the SIM bank.