Segmented wing-mounted linear sensor arrays eliminate optical alignment errors, reducing wing thickness and drag while maintaining measurement precision.
A laser surveying instrument uses a single tilt setting unit to orient the projector for rotary irradiation.
Optical sensors detect container skew while actuators adjust suspension points to minimize oscillation delays.
Retrofit machines with multiple IMUs and Kalman filtering to resolve linkage angle accuracy versus installation complexity.
Rotation matrix adjustment aligns sensor data from multiple IMUs in different lids, resolving accuracy loss caused by varying hinge angles.
A fiber Bragg grating inclinometer system measures ground inclination using an optical fiber and rotating weight member.
Nano adhesive tapes secure the ruler to smooth surfaces, while a swing-type deflection structure detects inclination errors.