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Fourier transform infrared spectrometer

An infrared spectrometer and Fourier transform technology, applied in the field of spectrometers, can solve problems such as poor anti-interference ability, and achieve the effects of fast response, good effect and cost reduction

Inactive Publication Date: 2016-06-29
天津港东科技股份有限公司
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AI Technical Summary

Problems solved by technology

[0005] The present invention provides a Fourier transform infrared spectrometer to solve the problem of poor anti-interference ability in the traditional Fourier transform imaging spectrum system in the above-mentioned background technology

Method used

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  • Fourier transform infrared spectrometer
  • Fourier transform infrared spectrometer
  • Fourier transform infrared spectrometer

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Embodiment

[0021] This embodiment includes: control module ( figure 2 ), data acquisition module ( figure 2 ), filter module ( image 3 ),Interface Circuit( Figure 4 ).

[0022] figure 2 Among them, the control module includes a chip U1, a resistor R1, a resistor R2, a diode D5, and a switch S1. The pin 44 of the chip U1 is connected to one end of the switch S1, and the other end of the switch S1 is connected to one end of the resistor R1, one end of the resistor R2, and the diode D5. The anode of the resistor R1, the other end of the resistor R1 is connected to the voltage +5V, and the other end of the resistor R2 is connected to the cathode of the diode D5, which is grounded.

[0023] figure 2 Among them, the data acquisition module includes sensor J1, sensor J2, sensor J3, sensor J4, and photocoupler U2. Sensor J1 is connected to pin 6 of chip U1, sensor J2 is connected to pin 17 of chip U1, and sensor J3 is connected to pin 1 of chip U1. Pin 28, the sensor J4 is connected ...

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PUM

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Abstract

The invention belongs to the technical field of spectroscopy, and particularly relates to a Fourier transform infrared spectrometer, comprising a control module, a data acquisition module, a filter module and an interface circuit. The control module comprises a chip U1, a resistor R1, a resistor R2, a diode D5 and a switch S1. A pin 44 of the chip U1 is connected to one end of the switch S1. The data acquisition module includes a sensor J1, a sensor J2, a sensor J3, a sensor J4 and an optocoupler U2. The sensor J1 is connected with a pin 6 of the chip U1. The filter module comprises a capacitor C12, a capacitor C13, a capacitor C14, a capacitor C15, a capacitor C8, a capacitor C19, a capacitor C20, a capacitor C21, an inductor L2 and an inductor L3. One end of the capacitor C12 is connected with one end of the capacitor C13. The interface circuit includes a chip U3, a serial port J1, a triode Q1, a triode Q2, a triode Q3 and a triode Q4.

Description

technical field [0001] The invention belongs to the technical field of spectrometers, in particular to a Fourier transform infrared spectrometer. Background technique [0002] The Fourier transform imaging spectroscopy system can collect hyperspectral image information of ground object details, which has important application value in military reconnaissance, infrared guidance, poisonous gas detection and other fields; in addition, it is also widely used in prospecting, geology, geography, agriculture and forestry technology , Environmental governance, disaster forecasting, marine water color detection, atmospheric remote sensing, vegetation and ecology and other fields. [0003] As a high-resolution spectral instrument, the Fourier transform imaging spectrometer is an indispensable tool in modern industrial and agricultural production, national defense, and scientific research. The spectral image data cube obtained by the hyperspectral imaging system has the characteristic...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01J3/28G01J3/02
Inventor 徐学刚
Owner 天津港东科技股份有限公司
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