PDA security system
First Claim
1. A method of enabling a portable electronic device, comprising the steps of:
- transmitting an interrogation signal from the electronic device;
receiving the interrogation signal at an electronic key which is remote from the device;
transmitting a password from the key in response to receipt of the interrogation signal; and
enabling the device in response to receipt of the password.
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Accused Products
Abstract
Disclosed is a personalized security system for use with a PDA or other portable electronic device. An interrogator signal is transmitted from the portable electronic device, triggering a responsive transmission of a password from an electronic key carried by the wearer. Certain selected functions or all functions of the electronic device are therefore only enabled if the electronic device is within a predetermined operating proximity of the electronic key. Also disclosed is a personal preference monitoring system, for allowing personal preferences to be automatically implemented in response to a user passing within a predetermined distance of an interrogation signal transmitter.
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Citations
31 Claims
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1. A method of enabling a portable electronic device, comprising the steps of:
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transmitting an interrogation signal from the electronic device;
receiving the interrogation signal at an electronic key which is remote from the device;
transmitting a password from the key in response to receipt of the interrogation signal; and
enabling the device in response to receipt of the password. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A portable electronic device security system, comprising:
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a portable electronic device;
an interrogation signal transmitter associated with the device;
an electronic key remote from the device; and
a password encoded in the key;
wherein the key transmits the password in response to an interrogation signal from the device, and the device is enabled in response to receipt of the password. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. A wireless personal preference control system, comprising an RF-Key circuit including an antenna, a memory and at least one preference password therein;
- a receiver, remote from the RF-Key; and
electronics in communication with the receiver for identifying the password and executing a preference in response to receipt of the password by the receiver.
- a receiver, remote from the RF-Key; and
Specification