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Patent Searching and Data


Title:
DETECTION METHOD USING FREQUENCY MODULATED CONTINUOUS WAVE AND LIDAR
Document Type and Number:
WIPO Patent Application WO/2022/142231
Kind Code:
A1
Abstract:
Provided by the present invention is a detection method using a frequency modulated continuous wave, comprising: S11: transmitting a detection wave according to a preset frequency sweep waveform so as to detect a target object; S12: receiving an echo of the detection wave reflected on the target object; and S13: obtaining the distance and/or speed of the target object according to the echo and the detection wave, wherein one cycle of the preset frequency sweep waveform consists of a rising edge, a horizontal region and a falling edge.

Inventors:
PAN ZHENGQING (CN)
XIANG SHAOQING (CN)
Application Number:
PCT/CN2021/104198
Publication Date:
July 07, 2022
Filing Date:
July 02, 2021
Export Citation:
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Assignee:
HESAI TECHNOLOGY CO LTD (CN)
International Classes:
G01S13/32
Foreign References:
CN108415010A2018-08-17
CN105487060A2016-04-13
CN102707266A2012-10-03
CN108120975A2018-06-05
JP2010112937A2010-05-20
Attorney, Agent or Firm:
BEIJING LAWSING IP FIRM (CN)
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