Electronic nose sensor array, sensor system including the same, method of manufacturing the same, and analysis method using the sensor system
First Claim
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1. An electronic nose sensor array comprising:
- a flat-panel type polymer substrate;
a plurality of sensing films which is formed on a first side of the polymer substrate and react to chemical species to be analyzed, thereby changing their electric resistances; and
a plurality of sensing electrodes, each of which contacts both ends of each of the sensing films and senses a change of one of the electric resistances.
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Abstract
Provided are an electronic nose sensor array which can easily measure and process a sample using a personal information terminal and can be mass-produced, a sensor system including the same, a method of manufacturing the electronic nose sensor array, and a analysis method using the electronic nose sensor system. The sensor array comprises a plurality of sensing films which are formed on a side of a polymer substrate and react to chemical species to be analyzed, thereby changing their electric resistances, and a plurality of sensing electrodes, each of which contacts both ends of each of the sensing films and senses a change of one of the electric resistances.
19 Citations
28 Claims
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1. An electronic nose sensor array comprising:
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a flat-panel type polymer substrate;
a plurality of sensing films which is formed on a first side of the polymer substrate and react to chemical species to be analyzed, thereby changing their electric resistances; and
a plurality of sensing electrodes, each of which contacts both ends of each of the sensing films and senses a change of one of the electric resistances. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A electronic nose sensor system comprising:
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a electronic nose sensor array; and
a personal digital assistant to which the electronic nose sensor array is attached and which obtains data measured by the electronic nose sensor array in real-time and processes the data using a pattern recognition program, wherein the electronic sensor array comprises;
a flat-panel type polymer substrate;
a plurality of sensing films which is formed on a side of the polymer substrate and react to chemical species to be analyzed, thereby changing their electric resistances; and
a plurality of sensing electrodes, each of which contacts both ends of each of the sensing films and senses a change of one of the electric resistances. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A method of manufacturing an electronic nose sensor array, the method comprising:
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preparing a polymer substrate;
forming an upper metal line on a side of the polymer substrate, the upper metal line including a plurality sensing electrodes and contact pads;
forming a plurality of heaters on the opposite side of the polymer substrate; and
forming a plurality of sensing films made of a mixture of conductive particles and a non-conductive material. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25, 26)
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27. A method of analyzing a sample using an electronic nose sensor array, the method comprising:
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extracting a sample using hardware for extracting the sample;
starting measuring the sample using a personal digital assistant employing a pattern recognition program;
attaching the hardware for extracting the sample to a sensor array support;
saturating reactions in the electronic nose sensor array;
separating the hardware for extracting the sample from the sensor array support; and
initializing the reactions in the electronic nose sensor array, wherein the electronic nose sensor array comprises;
a flat-panel type polymer substrate;
a plurality of sensing films which is formed on a side of the polymer substrate and react to chemical species to be analyzed, thereby changing their electric resistances; and
a plurality of sensing electrodes, each of which contacts both ends of each of the sensing films and senses a change of one of the electric resistance. - View Dependent Claims (28)
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Specification