Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Shengping Mao0
Yongfeng Gao0
Liangchen Ye0
Shaoqing Xiang0
Date of Patent
February 25, 2020
0Patent Application Number
164449900
Date Filed
June 18, 2019
0Patent Citations Received
...
Patent Primary Examiner
Patent abstract
A scanner and a method for controlling the scanner for a Lidar system are provided. The method comprises: producing a trigger signal by a positional sensor of the scanner; generating a single drive signal comprising a first component at a first frequency and a second component at a second frequency, the first component and the second component are superposed with a fixed phase relationship with aid of the trigger signal; transmitting the single drive signal to the scanner, and the scanner has resonant responses at the first frequency; and actuating the scanner to move in a first periodic motion at the first frequency about a first axis, and move in a second periodic motion at the second frequency about a second axis.
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