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-0692209 (2012-12-03) |
등록번호 | US-8685341 (2014-04-01) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 29 인용 특허 : 507 |
Provided herein are systems and methods for reducing the number of input/output connections required to connect a microfluidic substrate to an external controller for controlling the substrate. For example, provided herein is a device with three groups of independently controllable components, where
Provided herein are systems and methods for reducing the number of input/output connections required to connect a microfluidic substrate to an external controller for controlling the substrate. For example, provided herein is a device with three groups of independently controllable components, where the first group includes a first lead and a first heater configured to heat a valve; where the second group includes a second lead and a second heater configured to heat a reaction chamber; where the third group includes a third lead and the first and second heaters; and where the first heater is independently controllable via a combination of the first lead and the third lead, and the second heater is independently controllable via a combination of the second lead and the third lead.
1. A microfluidic device comprising: a substrate comprising:a valve;a reaction chamber;a first group of independently controllable components, wherein the first group of independently controllable components comprises a first heater configured to heat a portion of the valve, wherein the first group
1. A microfluidic device comprising: a substrate comprising:a valve;a reaction chamber;a first group of independently controllable components, wherein the first group of independently controllable components comprises a first heater configured to heat a portion of the valve, wherein the first group is electrically connected to a first lead;a second group of independently controllable components, wherein the second group of independently controllable components comprises a second heater configured to heat a portion of the reaction chamber, wherein the second group is electrically connected to a second lead;a third group of independently controllable components, wherein the third group of independently controllable components comprises the first heater and the second heater, and wherein the third group is electrically connected to a third lead; andwherein the first heater is independently controllable via a combination of the first lead and the third lead, and the second heater is independently controllable via a combination of the second lead and the third lead. 2. The device of claim 1, wherein at least one of the leads comprises a current directional flow element. 3. The device of claim 2, wherein the current directional flow element is formed by microfabrication on the substrate. 4. The device of claim 2, wherein the current directional flow element comprises a diode. 5. The device of claim 1, wherein each of the first, second, and third leads comprise a current directional flow element. 6. The device of claim 1, wherein at least one of the heaters is a resistive heater. 7. The device of claim 1, wherein the first and second heaters are each resistive heaters. 8. The device of claim 1, further comprising control circuitry configured to control the first and second heaters. 9. The device of claim 1, wherein the microfluidic device is controlled by signals received from a data acquisition and control board. 10. The device of claim 9, wherein the signals received from the data acquisition and control board comprise electrical signals. 11. The device of claim 9, wherein the signals received from the data acquisition and control comprise optical signals. 12. The device of claim 1, wherein the first and second heaters are connected to an electrical conductor. 13. The device of claim 12, wherein the first and second heaters are connected to the electrical conductor in series. 14. The device of claim 12, wherein the first and second heaters are connected to the electrical conductor in parallel. 15. The device of claim 1, wherein the valve is thermopneumatically actuated. 16. The device of claim 1, wherein the reaction chamber is configured to perform a polymerase chain reaction. 17. The device of claim 1, further comprising a sensing element in communication with one of the groups of independently controllable components. 18. The device of claim 17, wherein the sensing element is a resistive sensing element.
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