Laser dust monitor with digital modulation and demodulation and its monitoring method
A digitally modulated and modulated laser technology, which is applied in measuring devices, scientific instruments, suspensions and porous material analysis, etc., can solve problems such as difficult circuit debugging and maintenance, high precision requirements for electronic components, and complex analog circuit structures. , to achieve the effect of suppressing ambient light interference and making circuit debugging and maintenance difficult
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[0054] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the specific implementation manners of the technical solutions of the present invention will be described in more detail and clearly below in conjunction with the drawings and embodiments. However, the specific embodiments and examples described below are for the purpose of illustration only, rather than limiting the present invention. It only contains a part of the embodiments of the present invention, but not all of them. Other embodiments obtained by those skilled in the art through various changes of the present invention all belong to the protection scope of the present invention.
[0055] The terms used above are explained here. Modulation is the process of processing the information of the signal source and adding it to the carrier to make it into a form suitable for channel transmission, that is, the technology of changing the carrier with the...
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