# US 2014/0198061 A1 · Electronic device and method for unlocking touch screen of an electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2014/0198061 A1 - Document ID: US20140198061A1 - Status: Published application - Kind: A1 - Application number: 13/866,030 - Filed: 2013-04-19 - Published: 2014-07-17 - Earliest claimed: 2013-01-16 - Assignees: Chi Mei Communication Systems, Inc. - Applicants: Chi Mei Communication Systems, Inc. - Inventors: SHIH-NAN CHEN - Web page: https://patentgrep.com/patent/US20140198061A1 ## CPC - G06F 21/31: User authentication - G06F 21/36: by graphic or iconic representation - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract In a method for unlocking a touch screen of an electronic device, an unlocking interface is displayed on the touch screen. The unlocking interface includes a question input box that reminds a user of the electronic device to input a correct answer to the question input box. The method receives an answer from the question input box inputted by the user, and unlocks the touch screen if the inputted answer is correct. ## Claims ### Claim 1 An electronic device, comprising: a storage device, a touch screen, and at least one processor; and one or more programs stored in the storage device and executed by the at least one processor, the one or more programs comprising: a displaying module that displays an unlocking interface comprising a question input box on the touch screen, and reminds a user of the electronic device to input a correct answer to the question input box of the unlocking interface; a receiving module that receives an answer from the question input box inputted by the user; a determination module that compares the inputted answer with a corrected answer stored in the storage device to determine whether the inputted answer is correct; and an unlocking module that unlocks the touch screen if the inputted answer is correct. ### Claim 2 (depends on 1) The electronic device according to claim 1, wherein the question input box is used to receive a mathematic operation inputted by the user, or receive a question asking a name and an age of the user. ### Claim 3 (depends on 1) The electronic device according to claim 1, wherein the inputted answer is chosen from one answer from a plurality of answers displayed on the unlocking interface. ### Claim 4 (depends on 1) The electronic device according to claim 1, wherein the displaying module displays a game on the unlocking interface. ### Claim 5 (depends on 4) The electronic device according to claim 4, wherein the touch screen is unlocked when the user wins the game. ### Claim 6 A method for unlocking a touch screen of an electronic device, the method comprising: displaying an unlocking interface comprising a question input box on the touch screen, and reminding a user of the electronic device to edit a correct answer to the question input box of the unlocking interface; receiving an answer from the question input box inputted by the user; comparing the inputted answer with a corrected answer stored in a storage device of the electronic device to determine whether the inputted answer is correct; and unlocking the touch screen if the inputted answer is correct. ### Claim 7 (depends on 6) The method according to claim 6, wherein the question input box is used to receive a mathematics operation inputted by the user, or receive a question for asking a name and an age of the user. ### Claim 8 (depends on 6) The method according to claim 6, wherein the inputted answer is chosen one answer from a plurality of answers displayed on the unlocking interface. ### Claim 9 (depends on 6) The method according to claim 6, the method further comprising a step of displaying a game on the unlocking interface. ### Claim 10 (depends on 9) The method according to claim 9, wherein the touch screen is unlocked when the user wins the game ### Claim 11 A non-transitory computer-readable storage medium having stored thereon instructions being executed by a processor of an electronic device, causes the electronic device to perform a method for unlocking a touch screen of the electronic device, the method comprising: displaying an unlocking interface comprising a question input box on the touch screen, and reminding a user of the electronic device to edit a correct answer to the question input box of the unlocking interface; receiving an answer from the question input box inputted by the user; comparing the inputted answer with a corrected answer stored in a storage device of the electronic device to determine whether the inputted answer is correct; and unlocking the touch screen if the inputted answer is correct. ### Claim 12 (depends on 11) The storage medium according to claim 11, wherein the question input box is used to receive a mathematics operation inputted by the user, or receive a question for asking a name and an age of the user. ### Claim 13 (depends on 11) The storage medium according to claim 11, wherein the inputted answer is chosen one answer from a plurality of answers displayed on the unlocking interface. ### Claim 14 (depends on 11) The storage medium according to claim 11, wherein the method further comprises a step of displaying a game on the unlocking interface. ### Claim 15 (depends on 14) The storage medium according to claim 14, wherein the touch screen is unlocked when the user wins the game.