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| 국가/구분 | United States(US) Patent 등록 |
|---|---|
| 국제특허분류(IPC7판) |
|
| 출원번호 | US-0550357 (2009-08-29) |
| 등록번호 | US-8149117 (2012-04-03) |
| 발명자 / 주소 |
|
| 출원인 / 주소 |
|
| 대리인 / 주소 |
|
| 인용정보 | 피인용 횟수 : 1 인용 특허 : 1079 |
Methods and systems for providing data communication in medical systems are disclosed.
1. An analyte monitoring system, the system comprising: a transcutaneous analyte sensor;a transmitter coupled to the analyte sensor;a receiver configured to communicate with the transmitter; anda first counter configured to incrementally count when the analyte sensor is transcutaneously positioned a
1. An analyte monitoring system, the system comprising: a transcutaneous analyte sensor;a transmitter coupled to the analyte sensor;a receiver configured to communicate with the transmitter; anda first counter configured to incrementally count when the analyte sensor is transcutaneously positioned and coupled to the transmitter and upon initialization of the transcutaneously positioned analyte sensor, wherein the incremental count is used to verify the identity of the transcutaneously positioned analyte sensor. 2. The analyte monitoring system of claim 1, wherein the counter is a 20-bit counter. 3. The analyte monitoring system of claim 1, wherein the counter is an 8-bit counter. 4. The analyte monitoring system of claim 1, wherein the transmitter is configured to transmit a data packet to the receiver, wherein the data packet includes the incremental count. 5. The analyte monitoring system of claim 1, wherein the incremental count is associated with a particular analyte sensor. 6. The analyte monitoring system of claim 1, the receiver is configured to store the incremental count. 7. The analyte monitoring system of claim 1, further including a display to output a message associated with the incremental count. 8. The analyte monitoring system of claim 1, further comprising a second counter configured to incrementally count. 9. The analyte monitoring system of claim 8, wherein the second counter is configured to incrementally count by one when a data packet is transmitted. 10. The analyte monitoring system of claim 8, wherein second counter is a 20-bit counter. 11. The analyte monitoring system of claim 1, wherein the analyte sensor and transmitter are physically coupled in a single housing. 12. The analyte monitoring of claim 1, wherein the analyte sensor includes electrodes disposed on a surface thereof. 13. The analyte monitoring system of claim 12, wherein the electrodes comprise gold. 14. The analyte monitoring system of claim 13, wherein the gold electrodes are formed by at least a laser ablation technique. 15. The analyte monitoring system of claim 1, wherein the transmitter and the receiver are configured for bidirectional communication. 16. The analyte monitoring system of claim 1, wherein the transmitter and the receiver are configured for unidirectional communication. 17. The analyte monitoring system of claim 1, wherein the transmitter includes an application specific integrated circuit (ASIC). 18. The analyte monitoring system of claim 17, wherein the ASIC is configured to generate a close proximity key. 19. The analyte monitoring system of claim 18, wherein the ASIC includes a plurality of close proximity communication commands. 20. The analyte monitoring system of claim 19, wherein the close proximity communication commands include a new sensor initiation command, RF communication control command, and receiver and transmitter pairing command. 21. The analyte monitoring system of claim 1, wherein the transmitter and receiver are configured to transmit and receive data by a bidirectional communication link. 22. An analyte monitoring system, the system comprising: a transcutaneous analyte sensor;a transmitter coupled to the analyte sensor;a receiver configured to communicate with the transmitter;a first counter configured to incrementally count when the analyte sensor is transcutaneously positioned and coupled to the transmitter and upon initialization of the analyte sensor, wherein the incremental count is used to verify the identity of the transcutaneously positioned analyte sensor; anda second counter configured to incrementally count every time detected data based on signals generated by the analyte sensor is transmitted to the receiver, the incremental count of the second counter associated with a power supply level of the transmitter. 23. The analyte monitoring system of claim 22, wherein the transmitter is configured to transmit a data packet to the receiver, and further wherein the data packet includes the incremental count from at least one of the first or second counter. 24. The analyte monitoring system of claim 22, wherein the first counter is an 8-bit counter, and the second counter is a 20-bit counter. 25. The analyte monitoring system of claim 22, wherein the incremental count of the first counter is associated with a particular analyte sensor. 26. The analyte monitoring system of claim 22, wherein the receiver is configured to store the incremental count from at least one of the first or second counters. 27. The analyte monitoring system of claim 22, further including a display for outputting a message associated with the incremental count of at least one of the first or second counters. 28. The analyte monitoring system of claim 22, wherein the transmitter and receiver are configured for unidirectional communication. 29. The analyte monitoring system of claim 22, wherein the transmitter and receiver are configured for bidirectional communication. 30. The analyte monitoring system of claim 22, wherein the transmitter includes an application specific integrated circuit (ASIC). 31. The analyte monitoring system of claim 30, wherein the ASIC is configured to generate a close proximity key. 32. The analyte monitoring system of claim 31, wherein the ASIC includes a plurality of close proximity communication commands. 33. The analyte monitoring system of claim 32, wherein the close proximity communication commands include a new sensor initiation command, RF communication control command, and receiver and transmitter pairing command. 34. The analyte monitoring of claim 22, wherein the analyte sensor includes electrodes disposed on a surface thereof. 35. The analyte monitoring system of claim 34, wherein the electrodes comprise gold. 36. The analyte monitoring system of claim 35, wherein the gold electrodes are formed by at least a laser ablation technique. 37. A method of operating an analyte monitoring system, the method comprising: transcutaneously positioning an analyte sensor in fluid contact with an interstitial fluid under a skin layer;coupling the analyte sensor to a data processing device having a counter configured to incrementally count;determining, using the data processing device, when the transcutaneously positioned analyte sensor is initialized;incrementally counting, using the counter, when a sensor is coupled to the data processing device and upon initialization of the transcutaneously positioned analyte sensor, wherein the incremental count is used to verify the identity of the transcutaneously positioned analyte sensor; andtransmitting the incremental count to a receiver. 38. The method of claim 37, wherein the sensor is coupled to the data processing device in a single housing. 39. The method of claim 37, wherein the counter incrementally counts by one every time a sensor is coupled to the data processing device. 40. The method of claim 37, wherein the incremental count is transmitted in a data packet. 41. The method of claim 37, further including the step of incrementally counting by a second counter. 42. The method of claim 41, wherein the second counter incrementally counts by one each time a data packet is transmitted. 43. The method of claim 42, wherein a data packet is transmitted every one minute. 44. The method of claim 37, further including the step of storing the incremental count. 45. The method of claim 44, wherein the stored incremental count is associated with a particular analyte sensor. 46. The method of claim 44, further including the step of comparing the stored incremental count with transmitted incremental count information to determine if the transmitted data packet is associated with a particular analyte sensor. 47. The method of claim 46, further including the step of generating a message based on the compared count information. 48. The method of claim 47, further including the step of outputting the generated message. 49. The method of claim 48, wherein the generated message is displayed. 50. The method of claim 49, wherein the displayed message comprises a visual, audible, vibratory display or any combination thereof. 51. The method of claim 37, wherein the data processing device includes an application specific integrated circuit (ASIC). 52. The method of claim 51, wherein the ASIC is configured to generate a close proximity key. 53. The method of claim 52, wherein the ASIC includes a plurality of close proximity communication commands. 54. The method of claim 53, wherein the close proximity communication commands include a new sensor initiation command, RF communication control command, and receiver and transmitter pairing command.
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