Differentiation and identification of analogous chemical or biological substances with biosensors
First Claim
1. A biosensor detection system for detecting a particular substance, said system having:
- at least two biosensor devices, each biosensor device including;
a piezoelectric material, an input transducer mounted on the piezoelectric material to receive an input radio frequency signal and propagate a corresponding acoustic wave within the piezoelectric material, an output transducer mounted on the piezoelectric material to receive the acoustic wave and transmit a corresponding output radio frequency signal, a biolayer mounted on the piezoelectric material to receive a substance to be tested and cause a corresponding change in the acoustic wave, and an oscillator circuit connected to the input transducer and to the output transducer, said oscillator circuit including an amplifier and providing an output signal indicative of a change in the acoustic wave, the biosensor devices having two different biolayers, whereby the output signals can be utilized to detect receipt of a particular substance by the biolayers of the biosensor devices.
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0 Petitions
Accused Products
Abstract
A biosensor detection system for detecting a particular substance has at least two biosensor devices. Each biosensor device includes a piezoelectric material, an input transducer mounted on the piezoelectric material to receive an input radio frequency signal and propagate a corresponding acoustic wave within the piezoelectric material and an output transducer mounted on the piezoelectric material to receive the acoustic wave and transmit a corresponding output radio frequency signal. A biolayer is mounted on the piezoelectric material to receive a substance to be tested and cause a corresponding change in the acoustic wave. An oscillator circuit is connected to the input transducer and to the output transducer, the oscillator circuit including an amplifier and providing an output signal indicative of a change in the acoustic wave. The biosensor devices having two different biolayers, whereby the output signals can be utilized to detect receipt of a particular substance by the biolayers of the biosensor devices.
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Citations
14 Claims
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1. A biosensor detection system for detecting a particular substance, said system having:
at least two biosensor devices, each biosensor device including;
a piezoelectric material, an input transducer mounted on the piezoelectric material to receive an input radio frequency signal and propagate a corresponding acoustic wave within the piezoelectric material, an output transducer mounted on the piezoelectric material to receive the acoustic wave and transmit a corresponding output radio frequency signal, a biolayer mounted on the piezoelectric material to receive a substance to be tested and cause a corresponding change in the acoustic wave, and an oscillator circuit connected to the input transducer and to the output transducer, said oscillator circuit including an amplifier and providing an output signal indicative of a change in the acoustic wave, the biosensor devices having two different biolayers, whereby the output signals can be utilized to detect receipt of a particular substance by the biolayers of the biosensor devices. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method of detecting a particular substance using a biosensor detection system, said method including:
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providing at least two biosensor devices, each biosensor device including;
a piezoelectric material, an input transducer mounted on the piezoelectric material to receive an input radio frequency signal and propagate a corresponding acoustic wave within the piezoelectric material, an output transducer mounted on the piezoelectric material to receive the surface acoustic wave and transmit a corresponding output radio frequency signal, a biolayer mounted on the piezoelectric material to receive a substance to be tested and cause a corresponding change in the acoustic wave, and an oscillator circuit connected to the input transducer and to the output transducer, said oscillator circuit including an amplifier and producing an output signal indicative of a change in the acoustic wave, the biosensor devices having different biolayers, supplying a substance to be tested to the biolayers of the biosensor devices, and utilizing the output signals from the biosensor devices to detect receipt of the particular substance by the biolayers of the biosensor devices. - View Dependent Claims (12)
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13. A method of detecting and characterizing a particular substance using a sensor detection system, said method including:
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providing a system with at least two sensor devices, each sensor device including;
an X channel detector for detecting substance X and producing an X channel output signal proportional to the amount of substance X present and, a Y channel detector for detecting substance Y and producing a Y channel output signal proportional to the amount of substance Y present, channel detectors X and Y comprising analogous chemical or biological groups operable to recognize similar structural analogs within substances Y and X, and substances X and Y comprising analogous chemical or biological groups operable to recognize similar structural analogs within channel detectors Y and X, and supplying a substance to be tested to the channel detectors and utilizing the output signals from the channel detectors to identify receipt by the channel detectors of the substance. - View Dependent Claims (14)
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Specification