IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0766394
(2013-02-13)
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등록번호 |
US-9665762
(2017-05-30)
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발명자
/ 주소 |
- Thompson, Erik Jonathon
- Bellman, Charles Walter
- Russo, Anthony P.
- Chan, Philip Yiu Kwong
- Davis, Bjoren Kurt
- Dean, Gregory Lewis
- Erhart, Richard Alexander
- Jandu, Jaswinder
- Lien, Ty Bao
- Schwab, Frank
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출원인 / 주소 |
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대리인 / 주소 |
Leydig, Voit & Mayer, Ltd
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인용정보 |
피인용 횟수 :
0 인용 특허 :
217 |
초록
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A biometric authentication apparatus and method is disclosed which may comprise a biometric authentication unit which may comprise: a biometric object sensor comprising sensor elements and a sensor computing device; a wake-on-event logic controller maintaining the sensor computing device in one of a
A biometric authentication apparatus and method is disclosed which may comprise a biometric authentication unit which may comprise: a biometric object sensor comprising sensor elements and a sensor computing device; a wake-on-event logic controller maintaining the sensor computing device in one of a powered-off or powered down mode, and including a bulk biometric object detector configured to detect a biometric object on or in the vicinity of the sensor elements and to power-on or power-up the sensor computing device responsive to the detection of the biometric object on or in the vicinity of the sensor elements; the sensor computing device configured to analyze one or more lines of biometric object image comprising a partial biometric object image and determine if the partial biometric image belongs to a biometric object desired to be imaged to obtain a complete biometric object image, and to provide a power-on or power-up signal to a host electronic device computing device when the partial biometric image is determined to belong to a biometric object desired to be imaged.
대표청구항
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1. A biometric authentication unit comprising: a biometric object sensor comprising sensor elements and a sensor processor; andwake-on-event circuitry maintaining the sensor processor in at least one of a powered-off or powered down mode, and including a bulk biometric object sensor configured to de
1. A biometric authentication unit comprising: a biometric object sensor comprising sensor elements and a sensor processor; andwake-on-event circuitry maintaining the sensor processor in at least one of a powered-off or powered down mode, and including a bulk biometric object sensor configured to detect a biometric object on or in a vicinity of the sensor elements and to power-on or power-up the sensor processor responsive to the detection of the biometric object on or in the vicinity of the sensor elements;wherein the sensor processor is configured to communicate with a host electronic device, the host electronic device including a host electronic computing device separate from the sensor processor,wherein, when the biometric object is present on or in the vicinity of the sensor elements, the sensor processor is configured to analyze one or more items of biometric bona fides data of the biometric object and received from the biometric object sensor to determine if the biometric object is desired to be imaged for use in authenticating a user providing the biometric object,wherein when the biometric bona fides data is determined to indicate that the biometric object is not desired to be imaged, the sensor processor commands the wake-on-event circuitry to monitor for the biometric object to leave contact with the sensor elements or leave the vicinity of the sensor elements, andwherein after commanding the wake-on-event circuitry to monitor for the biometric object to leave contact with or the vicinity of the sensor elements, the sensor processor returns to the at least one of the powered-off or the powered down mode and will be woken by the wake on event circuitry after the biometric object leaves contact with or the vicinity of the sensor elements. 2. The biometric authentication unit of claim 1 wherein the biometric object comprises a fingerprint. 3. The biometric authentication unit of claim 1 wherein the host electronic device comprises a housing, and the sensor processor is housed within the housing. 4. The biometric authentication unit of claim 3 wherein the sensor elements are exposed to the biometric object through the housing. 5. The biometric authentication unit of claim 1 wherein the sensor processor and the host electronic device are configured to share a memory. 6. The biometric authentication unit of claim 5 wherein the memory is at least partially contained in or is a peripheral to the host electronic device and the host electronic device is powered on at least to an extent of being configured to share the memory with the sensor processor while the sensor processor is analyzing the biometric bona fides data to determine if the biometric object is desired to be imaged. 7. The biometric authentication unit of claim 1 wherein the sensor processor and the host electronic computing device are configured to share in the analysis of the biometric bona fides data to determine if the biometric object is desired to be imaged, and the host electronic computing device is powered on at least to an extent of being configured to share in the analysis of the biometric bona fides data. 8. The biometric authentication unit of claim 1 wherein the sensor elements form a linear one dimensional capacitive gap sensor array. 9. The biometric authentication unit of claim 1 wherein the sensor elements form a two dimensional placement capacitive sensor array. 10. The biometric authentication unit of claim 1 wherein the sensor elements form a two dimensional swiped capacitive sensor array. 11. The biometric authentication unit of claim 1 wherein the biometric authentication unit is incorporated into a user authentication apparatus providing user authentication for controlling access to one of the host electronic device or an electronically provided service provided over the host electronic device. 12. The biometric authentication unit of claim 11 wherein the host electronic device comprises at least one of a portable personal digital assistant, digital pad device, and a portable phone. 13. The biometric authentication unit of claim 11 wherein the electronically provided service comprises at least one of providing access to a web site or to an email account. 14. The biometric authentication unit of claim 1 wherein the biometric authentication unit is incorporated into a user authentication apparatus providing user authentication for controlling an online transaction. 15. The biometric authentication unit of claim 1 wherein the biometric authentication unit is incorporated into an apparatus providing finger mapping of a user finger for authentication of the user to the host electronic device and performance of at least one other task specific to the user finger by the host electronic device. 16. The biometric authentication unit of claim 1, wherein the bulk biometric object sensor is configured to use capacitive sensing to detect presence of a conductive object, and wherein the sensor processor is configured to determine if the conductive object belongs to a fingerprint using a variance calculation. 17. The biometric authentication unit of claim 1, wherein the bulk biometric object sensor comprises a subset number of a total number of the sensor elements of the biometric object sensor. 18. The biometric authentication unit of claim 1, wherein the bulk biometric object sensor comprises a dedicated bulk finger sensor element. 19. The biometric authentication unit of claim 1, wherein the wake-on-event circuitry automatically arms itself to detect another biometric object on or in the vicinity of the sensor elements when the biometric object leaves contact with or the vicinity of the sensor elements. 20. The biometric authentication unit of claim 1, wherein after the biometric object leaves contact with or the vicinity of the sensor elements, the sensor processor will be woken by the wake on event circuitry when another biometric object comes in contact with or the vicinity of the sensor elements. 21. A biometric authentication method comprising: providing a biometric object sensor comprising sensor elements and a sensor processor;utilizing wake-on-event circuitry maintaining the sensor processor in at least one of a powered-off or powered down mode;detecting a biometric object on or in a vicinity of the sensor elements with a bulk biometric object sensor to power-on or power-up the sensor processor responsive to the detection of the biometric object on or in the vicinity of the sensor elements;analyzing with the sensor processor one or more items of biometric bona fides data of the biometric object and received from the biometric object sensor and determining, based on the biometric bona fides data, if the biometric object is desired to be imaged for use in authenticating a user providing the biometric object;determining that the biometric object is not desired to be imaged;commanding, by the sensor processor, the wake-on-event circuitry to monitor for the biometric object to leave contact with the sensor elements or leave the vicinity of the sensor elements; andafter commanding the wake-on-event circuitry to monitor for the biometric object to leave contact with or the vicinity of the sensor elements, returning the sensor processor to the at least one of the powered-off or the powered down mode,wherein the sensor processor will be woken by the wake on event circuitry after the biometric object leaves contact with or the vicinity of the sensor elements. 22. The biometric authentication method of claim 21, wherein after the biometric object leaves contact with or the vicinity of the sensor elements, the sensor processor will be woken by the wake on event circuitry when another biometric object comes in contact with or the vicinity of the sensor elements. 23. A non-transitory machine readable medium storing instructions that, when executed by at least one computing device, cause the at least one computing device to perform a biometric authentication method on a biometric object sensor comprising sensor elements and a sensor processor, the biometric authentication method comprising: controlling wake-on-event circuitry maintaining the sensor processor in at least one of a powered-off or powered down mode;detecting a biometric object on or in a vicinity of the sensor elements with and including a bulk biometric object sensor to power-on or power-up the sensor processor responsive to the detection of the biometric object on or in the vicinity of the sensor elements;analyzing with the sensor processor one or more items of biometric bona fides data of the biometric object and received from the biometric object sensor and determining, based on the biometric bona fides data, if the biometric object is desired to be imaged for use in authenticating a user providing the biometric object;determining that the biometric object is not desired to be imaged;commanding, by the sensor processor, the wake-on-event circuitry to monitor for the biometric object to leave contact with the sensor elements or leave the vicinity of the sensor elements; andafter commanding the wake-on-event circuitry to monitor for the biometric object to leave contact with or the vicinity of the sensor elements, returning the sensor processor to the at least one of the powered-off or the powered down mode,wherein the sensor processor will be woken by the wake on event circuitry after the biometric object leaves contact with or the vicinity of the sensor elements. 24. The non-transitory machine readable medium of claim 23, wherein after the biometric object leaves contact with or the vicinity of the sensor elements, the sensor processor will be woken by the wake on event circuitry when another biometric object comes in contact with or the vicinity of the sensor elements.
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