Individual identification device with chaotic sensor and individual identification method using the same

摘要

An embodiment of the present invention relates to an apparatus and method for controlling a sample, comprising: a sample placement part for receiving a sample taken from a target object; an environmental chamber accommodating the sample placement part therein and changing an environmental condition of the sample; At least one detector for detecting a laser speckle generated by multiple scattering of the irradiated wave by the sample at predetermined time points and a detector for detecting the laser speckle, A control unit for estimating a concentration of microorganisms in the sample before and after the environmental condition is changed and discriminating the target object from a plurality of objects by using the concentration difference of the microorganisms according to the change of the environmental condition, And an object identification device.