# US 8,543,057 B2 · System and method for controlling a mobile terminal > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,543,057 B2 - Document ID: US8543057B2 - Status: Granted - Kind: B2 - Application number: 13/398,065 - Filed: 2012-02-16 - Published: 2012-08-16 - Granted: 2013-09-24 - Earliest claimed: 2011-02-16 - Assignees: Shhphone International, Inc. - Applicants: Seung-Ah Shin - Inventors: Seung-Ah Shin - Web page: https://patentgrep.com/patent/US8543057B2 ## CPC - H04M 1/72463: to restrict the functionality of the device - H04B 5/20: characterised by the transmission technique; characterised by the transmission medium - H04M 1/72412: using two-way short-range wireless interfaces - H04M 2250/04: including near field communication means, e.g. RFID - H04M 2250/52: including functional features of a camera - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) - H04B: TRANSMISSION ## Abstract A system and method for controlling a mobile terminal are provided. According to an aspect, there is provided a mobile terminal control system including a mobile terminal and an external terminal, the mobile terminal including a memory, a Near-Field Communication (NFC) controller, and a base-band chip for controlling individual components of the mobile terminal, the external terminal communicating with the NFC controller of the mobile terminal, wherein the base-band chip registers an Application Identifier (AID) of at least one application that operates in the mobile terminal, in the NFC controller, executes, if the NFC controller receives an instruction for selecting the registered AID from the external terminal and notifies the base-band chip of the fact that the AID has been selected, the application selected by the external terminal to thereby control a predetermined function of the mobile terminal according to conditions setting information received from the external terminal. ## Claims ### Claim 1 A mobile terminal control system including a mobile terminal and an external terminal, the mobile terminal including a memory, a Near-Field Communication (NFC) controller for NFC interface, and a base-band chip for controlling individual components of the mobile terminal, the external terminal communicating with the NFC controller of the mobile terminal, wherein the base-band chip of the mobile terminal is configured to register an Application Identifier (AID) of at least one application which operates in the mobile terminal, in the NFC controller, and to execute an application, in response to the NFC controller receiving an instruction for selecting an AID of the application from the external terminal, to thereby control a predetermined function of the mobile terminal according to conditions setting information received from the external terminal, the conditions setting information comprising access control information for storing new information in the memory of the mobile terminal, information for controlling a call function of the mobile terminal, and setting information regarding a ring back tone that is heard by a sender when the call function of the mobile terminal is restricted, and in response to the mobile terminal receiving a call from a sender, the application selected by the external terminal prevents a bell sound from being played at the mobile terminal, provides the sender with a ring back tone, according to a specific region of the mobile terminal, indicating that the bell sound is being restricted at the mobile terminal, and provides the sender with an option to force the bell sound to be played at the mobile terminal. ### Claim 2 (depends on 1) The mobile terminal control system of claim 1, wherein the application deactivates a function of writing new information in the memory of the mobile terminal. ### Claim 3 (depends on 1) The mobile terminal control system of claim 1, wherein the conditions setting information includes information for setting a kind of content that is prevented from being written in the memory. ### Claim 4 (depends on 1) The mobile terminal control system of claim 1, wherein the conditions setting information includes temporal information regarding a time at which function restriction of the mobile terminal is automatically released. ### Claim 5 (depends on 1) The mobile terminal control system of claim 1, wherein the conditions setting information is encrypted. ### Claim 6 (depends on 1) The mobile terminal control system of claim 1, wherein the AID of the application is registered when the mobile terminal is powered on. ### Claim 7 (depends on 1) The mobile terminal control system of claim 1, wherein the external terminal is placed at an entrance of a specific region. ### Claim 8 (depends on 1) The mobile terminal control system of claim 1, wherein the NFC controller communicates with the external terminal through RF-based contactless technology. ### Claim 9 A method of controlling a mobile terminal in a mobile terminal control system, the mobile terminal control system including the mobile terminal and an external terminal, the mobile terminal including a memory, a Near-Field Communication (NFC) controller for NFC interface, and a base-band chip for controlling individual components of the mobile terminal, the external terminal communicating with the NFC controller of the mobile terminal, the method comprising: at the base-band chip, registering an Application Identifier (AID) of at least one application that operates in the mobile terminal, in the NFC controller; at the NFC controller, receiving an instruction for selecting a registered AID from the external terminal and notifying the base-band chip that the AID has been selected; and at the base-band chip, executing an application corresponding to the AID selected by the external terminal to thereby restrict a predetermined function of the mobile terminal or release function restriction according to conditions setting information received from the external terminal, wherein the conditions setting information includes access control information for storing new information in the memory, information for controlling a call function, and setting information regarding ring back tone that is heard by a sender when the call function is restricted, and in response to the mobile terminal receiving a call from a sender, the application selected by the external terminal prevents a bell sound from being played at the mobile terminal, provides the sender with a ring back tone, according to a specific region of the mobile terminal, indicating that the bell sound is being restricted at the mobile terminal located at the specific region, and provides the sender with an option to force the bell sound to be played at the mobile terminal. ### Claim 10 (depends on 9) The method of claim 9, wherein the application deactivates a function of writing new information in the memory of the mobile terminal. ### Claim 11 (depends on 9) The method of claim 9, wherein the conditions setting information includes information for setting a kind of content that is prevented from being written in the memory. ### Claim 12 (depends on 9) The method of claim 9, wherein the conditions setting information includes temporal information regarding a time at which function restriction of the mobile terminal is automatically released. ### Claim 13 (depends on 9) The method of claim 9, wherein the conditions setting information is encrypted. ### Claim 14 (depends on 9) The method of claim 9, wherein the AID of the application is registered when the mobile terminal is powered on. ### Claim 15 (depends on 9) The method of claim 9, wherein the external terminal is placed at an entrance of a specific region. ### Claim 16 (depends on 9) The method of claim 9, wherein the NFC controller communicates with the external terminal through RF-based contactless technology.