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Multi-line lidar and its control method

A multi-line laser and radar technology, applied in the field of multi-line laser radar and its control, can solve the problems of high adjustment cost, cumbersome and complicated adjustment of multi-line laser radar, etc.

Active Publication Date: 2022-07-01
WHST CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] The embodiment of the present invention provides a multi-line laser radar and its control method to solve the problems of cumbersome and complicated calibration and high calibration cost of the multi-line laser radar

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  • Multi-line lidar and its control method
  • Multi-line lidar and its control method

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Embodiment Construction

[0030] In the following description, for the purpose of illustration rather than limitation, specific details such as specific system structures and technologies are set forth in order to provide a thorough understanding of the embodiments of the present invention. However, it will be apparent to those skilled in the art that the present invention may be practiced in other embodiments without these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

[0031] In order to make the objectives, technical solutions and advantages of the present invention clearer, the following descriptions will be given through specific embodiments in conjunction with the accompanying drawings.

[0032] As described in the background art, the current multi-line laser radar usually superimposes the transceiver modules of the corresponding la...

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Abstract

The invention is applicable to the technical field of radar measurement and control, and provides a multi-line laser radar and a control method thereof, wherein the multi-line laser radar comprises a radar casing, an adjustment component is installed on one side of the radar casing, and the adjustment component includes an annular groove, The center of the annular groove is provided with a rotating shaft, which drives the annular groove to rotate when the rotating shaft rotates; a transmitting module and a receiving module are installed on both sides of the rotating shaft; ; The receiving module includes a plurality of detection units arranged in an array for converging the laser beams and a receiving lens; a plurality of light emitting units and a plurality of detection units are symmetrically installed in the annular groove with the rotation axis as the axis; the rotation axis is connected with the controller, The controller is used to control the rotation of the rotary shaft according to the adjustment command. The present invention can reduce adjustment difficulty and adjustment cost.

Description

technical field [0001] The invention relates to the technical field of radar measurement and control, in particular to a multi-line laser radar and a control method thereof. Background technique [0002] Lidar is a radar system that detects the position, speed and other characteristics of the target by emitting laser beams. According to the number of laser beams emitted, it can be divided into single-line lidar and multi-line lidar. At present, multi-line laser radars are divided into 4 lines, 8 lines, 16 lines, 32 lines, 64 lines and 128 lines. The information collected by different numbers of laser beams is different, and the corresponding working scenarios are also different. Multi-line lidar can be applied to unmanned vehicles, which can identify the height information of objects and obtain 3D scans of the surrounding environment. [0003] At present, multi-line laser radar usually superimposes the transceiver module of the corresponding laser beam in the vertical direc...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01S7/497G01S7/481G01S17/02
CPCG01S7/497G01S7/481G01S17/02
Inventor 林建东任玉松罗先萍秦屹
Owner WHST CO LTD