Password protection for mobile phones
First Claim
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1. A method of password-protecting a phone, comprising the steps of:
- enabling a password protection feature in the phone;
entering a lock mode in the phone after a first specified duration of phone non-operation elapses;
setting a lock mode flag, in a nonvolatile memory of the phone, to enabled status; and
requesting an access password in response to a user attempting to use the phone while the phone is in lock mode.
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Abstract
A method of password protection in a mobile phone. The method utilizes the password mechanism and features of Flash memory for safeguarding the data inside the phone.
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Citations
24 Claims
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1. A method of password-protecting a phone, comprising the steps of:
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enabling a password protection feature in the phone;
entering a lock mode in the phone after a first specified duration of phone non-operation elapses;
setting a lock mode flag, in a nonvolatile memory of the phone, to enabled status; and
requesting an access password in response to a user attempting to use the phone while the phone is in lock mode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A method of password-protecting a phone, comprising the steps of:
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entering a lock mode in the phone when a user manually selects the lock mode;
setting a lock mode flag, in a nonvolatile memory of the phone, to enabled status;
requesting an access password in response to a user attempting to use the phone while the phone is in lock mode;
wherein the lock mode flag remains set to enabled status in the nonvolatile memory if the phone is restarted so that the lock mode is entered and the access password is requested when the phone is restarted. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21)
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22. A phone, comprising:
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means for enabling a password protection feature in the phone;
means for causing the phone to enter a lock mode after a specified duration of phone non-operation elapses;
means for setting a lock mode flag, in a nonvolatile memory of the phone, to enabled status when the phone is in lock mode; and
means for requesting an access password in response to a user attempting to use the phone while the phone is in lock mode. - View Dependent Claims (23, 24)
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Specification