Methods and apparatus for authentication in an electronic device
First Claim
Patent Images
1. An electronic device, comprising:
- one or more input devices, for receiving biometric input from a user and generating one or more biometric input signals;
an applications processor;
a mixer configurable by the applications processor to provide a first signal path between one or more of the input devices and the applications processor; and
a biometric authentication module coupled to the one or more input devices via a second signal path that does not include the mixer, for performing authentication of at least one of the one or more biometric input signals.
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Abstract
An electronic device, comprising one or more input devices, for receiving biometric input from a user and generating one or more biometric input signals; an applications processor; a mixer configurable by the applications processor to provide a first signal path between one or more of the input devices and the applications processor; and a biometric authentication module coupled to the one or more input devices via a second signal path that does not include the mixer, for performing authentication of at least one of the one or more biometric input signals.
21 Citations
52 Claims
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1. An electronic device, comprising:
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one or more input devices, for receiving biometric input from a user and generating one or more biometric input signals; an applications processor; a mixer configurable by the applications processor to provide a first signal path between one or more of the input devices and the applications processor; and a biometric authentication module coupled to the one or more input devices via a second signal path that does not include the mixer, for performing authentication of at least one of the one or more biometric input signals. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method in an electronic device, comprising:
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receiving biometric input from a user at one or more input devices of the electronic device and generating one or more biometric input signals; configuring a mixer to provide a first signal path between one or more of the input devices and an applications processor of the electronic device; providing a second signal path between one or more of the input devices and a biometric authentication module of the electronic device, wherein the second signal path does not include the mixer; and in the biometric authentication module, performing authentication of at least one of the one or more biometric input signals.
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18. An integrated circuit comprising:
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a first set of one or more inputs for receiving biometric input signals from one or more input devices; a second set of one or more inputs for receiving other input signals; a first data interface, coupled to both sets of inputs via a first, configurable signal path, for outputting the biometric input signals or the other input signals from the integrated circuit; and a second data interface, coupled to the first set of inputs via a second signal path, for outputting only the biometric input signals from the integrated circuit. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. An electronic device comprising:
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an integrated circuit comprising; a first set of one or more inputs for receiving biometric input signals from one or more input devices; a second set of one or more inputs for receiving other input signals; a first data interface, coupled to both sets of inputs via a first, configurable signal path, for outputting the biometric input signals or the other input signals from the integrated circuit; and a second data interface, coupled to the first set of inputs via a second signal path, for outputting only the biometric input signals from the integrated circuit; one or more input devices, for receiving biometric input from a user and generating the biometric input signals, said input devices coupled to one or more of the first set of inputs; and a processor comprising a biometric authentication module, the biometric authentication module configured to perform authentication only on the biometric input signals received via the second data interface, or signals derived therefrom. - View Dependent Claims (30)
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31. A method in an integrated circuit, comprising:
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receiving biometric input signals from one or more input devices on a first set of one or more inputs; receiving other input signals on a second set of one or more inputs; outputting the biometric input signals or the other input signals from the integrated circuit via a first data interface, coupled to both sets of inputs via a first, configurable signal path; and outputting only the biometric input signals from the integrated circuit via a second data interface, coupled to the first set of inputs via a second signal path.
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32. A speaker recognition processor comprising:
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one or more inputs for receiving voice biometric input signals from one or more microphones; a data interface, coupled to the one or more inputs via a first, configurable signal path, for outputting the voice biometric input signals from the speaker recognition processor to a processor; and a voice biometric authentication module, coupled to the one or more inputs via a second, signal path, for performing authentication only on voice biometric input signals received at the one or more inputs, or signals derived therefrom. - View Dependent Claims (33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45)
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46. A method in a speaker recognition processor, comprising:
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receiving voice biometric input signals from one or more microphones via one or more inputs; outputting the voice biometric input signals from the speaker recognition processor to a processor via a data interface, coupled to the one or more inputs via a first, configurable signal path; and performing authentication only on voice biometric input signals received at the one or more inputs, or signals derived therefrom, in a voice biometric authentication module coupled to the one or more inputs via a second signal path.
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47. An integrated circuit comprising:
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one or more inputs for receiving biometric input signals; a biometric authentication module, coupled to the one or more inputs via a first signal path, for performing authentication on the biometric input signals or signals derived therefrom; and a command input, configured to disable all signal paths to the biometric authentication module with the exception of the first signal path upon entry to a biometric authentication mode. - View Dependent Claims (48, 49)
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50. An electronic device comprising:
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an integrated circuit comprising; one or more inputs for receiving biometric input signals; a biometric authentication module, coupled to the one or more inputs via a first signal path, for performing authentication on the biometric input signals or signals derived therefrom; and a command input, configured to disable all signal paths to the biometric authentication module with the exception of the first signal path upon entry to a biometric authentication mode; one or more input devices, for receiving biometric input from a user and generating the biometric input signals; and a processor coupled to the data interface. - View Dependent Claims (51, 52)
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Specification