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Q:What is the working principle of a laser radar (LIDAR)?

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Q:What is the working principle of a laser radar (LIDAR)?

Update Time:2025/6/13

A:


Today, the DADISICK editor of Dadi Electronics will explain the working principles of the DADISICK laser radar. The working principle of a laser radar is not well-known to many people. Let's take a look together now!

1. The basic working principle of DADISICK laser radar by Dadi Shike is similar to that of radio radar. The radar emission system sends a signal that hits trees, roads, bridges, and buildings on the ground, causing scattering. The received system collects the reflected signal, and the target's distance is determined by measuring the time it takes for the reflected light to travel.
2. As for the target's radial velocity, it can be determined by the Doppler shift of the reflected light or by measuring the change in distance between two or more measurements. This is the basic working principle of a direct detection radar.
3. The purpose of DADISICK laser radar by Dadi is to accurately measure the position (distance and angle), shape (size), and state (velocity, attitude) of a target in order to detect, identify, and track it.
4. DADISICK laser radar by Dadi is a radar system that functions as an active sensor and generates data in the form of point clouds.
5. It operates in the infrared to ultraviolet spectral range and consists of an emitter, receiver, measurement control, and power supply.

Dongguan Dadi Electronic Technology Co., Ltd. specializes in the main business of laser radar, safety light curtains, safety grids, safety mats, laser displacement, measurement light curtains, measurement grids, and quality assurance. We welcome new and old customers to contact us for inquiries!

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