BIOMETRIC EMBEDDED DEVICE
First Claim
Patent Images
1. A biometric device comprising:
- an interface for communicating with a device reader;
a first processor coupled to the interface;
a biometric acquisition device coupled to the first processor;
a switch coupled to the interface; and
a second processor coupled to the interface through the switch.
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Accused Products
Abstract
A biometric device, in one embodiment, comprising an interface for communicating with a device reader; a first processor coupled to the interface; a biometric acquisition device coupled to the first processor; a switch coupled to the interface; and a second processor coupled to the interface through the switch. A method, in one embodiment, comprising receiving power at a first processor within an embedded biometric device; authenticating a user of the embedded biometric device; activating a switch in response to the authentication of the user in order to provide power and input/output to a second processor within the embedded biometric device.
125 Citations
34 Claims
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1. A biometric device comprising:
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an interface for communicating with a device reader;
a first processor coupled to the interface;
a biometric acquisition device coupled to the first processor;
a switch coupled to the interface; and
a second processor coupled to the interface through the switch. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A biometric device comprising:
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an interface for communicating with a device reader;
a switching matrix coupled to the interface;
a first processor coupled to the interface through the switching matrix;
a biometric acquisition device coupled to the first processor; and
a second processor coupled to the interface through the switching matrix. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A method comprising:
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receiving power at a first processor within an embedded biometric device;
authenticating a user of the embedded biometric device; and
activating a switch in response to the authentication of the user in order to provide power and input/output to a second processor within the embedded biometric device. - View Dependent Claims (24, 25)
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26. A method comprising:
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receiving power at a first processor within an embedded biometric device;
receiving power at a second processor within the embedded biometric device;
providing input/output between the first processor and the second processor;
authenticating a user of the embedded biometric device at the second processor; and
activating a switch in response to the authentication of the user in order to provide input/output between the second processor and a device reader. - View Dependent Claims (27, 28, 29)
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30. A method comprising:
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receiving power from a device reader at a first processor within an embedded biometric device;
acquiring biometric data from a biometric reader that is coupled to the first processor;
controlling the activation of a switching matrix from the first processor to provide power to a second processor within the embedded biometric device and to provide input/output between the first processor and the second processor;
receiving power from the device reader at the second processor;
authenticating a user of the embedded biometric device at the second processor by comparing the acquired biometric data to reference biometric data stored at the second processor;
communicating an authentication message from the second processor to the first processor; and
controlling the activation of the switching matrix from the first processor in response to the receipt of the authentication message in order to provide input/output between the second processor and the device reader. - View Dependent Claims (31, 32, 33, 34)
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Specification