Method for legitimately unlocking a SIM card lock, unlocking server, and unlocking system for a SIM card lock

A method for legitimately unlocking a SIM card lock, using an unlocking server connected to a USSD gateway, is for unlocking a SIM card lock set by a telecommunications service provider to a mobile terminal of a subscriber. Upon receiving an unlocking request that is transmitted from the mobile term...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	CHEN KUO-YI
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION WIRELESS COMMUNICATIONS NETWORKS
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