최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0022620 (2011-02-07) |
등록번호 | US-8506482 (2013-08-13) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 1 인용 특허 : 373 |
Method and system for providing continuous calibration of analyte sensors includes calibrating a first sensor, receiving data associated with detected analyte levels from the first sensor, and calibrating a second sensor based on a predetermined scaling factor and data associated with detected analy
Method and system for providing continuous calibration of analyte sensors includes calibrating a first sensor, receiving data associated with detected analyte levels from the first sensor, and calibrating a second sensor based on a predetermined scaling factor and data associated with detected analyte levels from the first sensor, is disclosed.
1. A system for providing analyte sensor calibration, comprising: a first analyte sensor configured for fluid contact with an analyte under a skin layer to monitor an analyte level;a second analyte sensor configured for fluid contact with the analyte under the skin layer to monitor the analyte level
1. A system for providing analyte sensor calibration, comprising: a first analyte sensor configured for fluid contact with an analyte under a skin layer to monitor an analyte level;a second analyte sensor configured for fluid contact with the analyte under the skin layer to monitor the analyte level; andone or more processors in signal communication with the first analyte sensor and the second analyte sensor, the one or more processors configured to receive data associated with the monitored analyte level from the first analyte sensor, and to calibrate the second analyte sensor with reference to the received data associated with the monitored analyte level received from the first analyte sensor by determining a scaling factor that includes comparing data from the first analyte sensor with the data from the second analyte sensor and based on an initial scaling factor with a predetermined level of average error between the data of the first analyte sensor and the data of the second analyte sensor, applying the determined scaling factor to the data from the second analyte sensor, and determining a correlation level of signals from the first analyte sensor and the signals from the second analyte sensor. 2. The system of claim 1 further including a third analyte sensor in signal communication with the one or more processors, wherein the one or more processors are configured to calibrate the third analyte sensor based on a second scaling factor and data associated with detected analyte levels from the second analyte sensor. 3. The system of claim 1 wherein the one or more processors are configured to start the calibration of the second analyte sensor after a predetermined time period has elapsed since the first analyte sensor is maintained in fluid contact with the analyte under the skin layer. 4. The system of claim 3 wherein the predetermined time period includes at least approximately 90% of the life of the first analyte sensor. 5. The system of claim 3 wherein the predetermined time period includes at least approximately 50% of the life of the first analyte sensor. 6. The system of claim 1 wherein the one or more processors are configured to determine a sensitivity associated with the first analyte sensor. 7. The system of claim 1 wherein the one or more processors are configured to receive data associated with detected analyte levels from the second analyte sensor. 8. The system of claim 1 wherein the one or more processors are configured to calibrate the second analyte sensor by determining an analyte level and comparing the determined analyte level with the data associated with the detected analyte level from the first analyte sensor. 9. The system of claim 1 wherein the one or more processors are configured to compare the correlation level with a predetermined correlation threshold. 10. The system of claim 9 wherein the predetermined correlation threshold defines an acceptable stability level of the second analyte sensor, and further, when the correlation level is above the predetermined correlation threshold, the one or more processors are configured to determine that the second analyte sensor is stable. 11. The system of claim 10 wherein when the correlation level is above the predetermined correlation level, the one or more processors are configured to calibrate the second analyte sensor with reference to one or more detected analyte levels from the first analyte sensor by transferring one or more calibration parameters associated with calibration of the first analyte sensor to the calibration of the second analyte sensor. 12. The system of claim 9 wherein when the correlation level is above the predetermined correlation level, the one or more processors are configured to calibrate the second analyte sensor with reference to one or more detected analyte levels from the first analyte sensor by transferring one or more calibration parameters associated with calibration of the first analyte sensor to the calibration of the second analyte sensor. 13. The system of claim 9 wherein when the correlation level is below the predetermined correlation threshold, the one or more processors are configured to re-determine the correlation level of the signals from the first analyte sensor and the signals from the second analyte sensor. 14. The system of claim 1 wherein the one or more processors are configured to determine the scaling factor based on an average of the ratio of the signals from the first analyte sensor and the second analyte sensor. 15. The system of claim 1 wherein one or more of the first analyte sensor and the second analyte sensor are glucose sensors. 16. The system of claim 1 wherein the predetermined level of average error between the data of the first analyte sensor and the second analyte sensor includes a lowest level of average error. 17. The system of claim 1 further including an output unit operatively coupled 125 to the one or more processors and configured to output information associated with the monitored analyte level by one or more of the first analyte sensor and the second analyte sensor. 18. The system of claim 1 wherein the one or more processors are configured to calibrate the first analyte sensor based on a reference measurement. 19. The system of claim 1 wherein the one or more processors are configured to calibrate the second analyte sensor in real time when the second analyte sensor is positioned in fluid contact with the analyte under the skin layer.
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