LDV/INS (Laser Doppler Velocimeter/Inertial Navigation System) combination-based vehicle-mounted height measurer and method thereof
An altimeter and elevation technology, used in height/level measurement, measurement devices, instruments, etc., can solve problems such as heavy workload, heavy measurement workload, inability to locate, and achieve high work efficiency, high measurement accuracy, and dynamic response. quick effect
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[0051] In order to make the technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0052] refer to figure 1 and figure 2 , a vehicle-mounted altimeter based on LDV / INS combination, the vehicle-mounted altimeter includes an inertial navigation system 3, a laser Doppler velocimeter 4, a signal calculation unit and an elevation information display unit. The vehicle-mounted altimeter can be installed on the vehicle 1 as a whole, that is, the inertial navigation system 3 , the laser Doppler velocimeter 4 , the Kalman filter, the signal calculation unit and the elevation information display unit are all installed on the vehicle 1 . Both the inertial navigation system 3 and the laser Dopple...
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