ALMI Technology
The ALMI technology has been developed by Aeroscout GmbH for professional 3D airborne laser scanning (lidar) based on an unmanned aerial vehicle (UAV). It allows continuously monitored, accuracy controlled, vibration-isolated, and time-synchronized airborne laser scanning from the UAV system.
Aeroscout
Horw, CH
Description
The ALMI technology has been developed by Aeroscout GmbH for professional 3D airborne laser scanning (lidar) based on an unmanned aerial vehicle (UAV). It allows continuously monitored, accuracy controlled, vibration-isolated, and time-synchronized airborne laser scanning from the UAV system.
Specifications
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General
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Year of introduction
2014
Year of last update
2018
Total Weight [kg]
12
Power requirements
12V standard Lipo Batteries
Type of GNSS/INS positioning system
OXTS IMU/GPS
Camera
customer specified
Data storage facilities
240 GGB SSD, ext. USB
Mission planning software
Aeroscout ALMI Technology
Postprocessing software
RIEGL RiPROCESS
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Application
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Main applications
Airborne laser scanning and mapping
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Measurement Characteristics
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Scanning method
rotating mirror, time of flight measurement
Scan frequency [Hz]
550000
Min. pulse frequency [Hz]
50000
Max. pulse frequency [Hz]
550000
Max. field of view [deg]
330
Max. number of recorded echoes per pulse
pratically unlimited
Full-wave form digitization
Y
Recording of intensity of return signal [bits]
16
multiple pulses in air
Y
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Operation Characteristics
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Platform
Helicopter, RPAS (UAV/UAS)
Min. flying height [m]
20
Max. flying height [m]
350
Max. acquisition time [hr]
1
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Laser Pulse Characteristics
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Beam divergence [mrad]
0.5
Type/class laser
1
Eyesafe range [m]
550
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More information
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Distinguishable features
Fully standalone product which can be integrated on the Scout B1-100 UAV helicopter or the B-330 UAV helicopter
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Uncertainty and resolution
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Pitch and roll pointing precision [deg]
0.05
Heading pointing precision [deg]
0.1
