Aldebaran documentation What's new in NAOqi 2.4.3?

Sonars

Specification

The robot is equipped with two ultrasonic sensors (or sonars) which allow it to estimate the distance to obstacles in its environment.

Sonar: 2 actuators, 2 sensors.

Frequency 42kHz
Sensitivity -86dB
Resolution 0.03 m
Detection range

0 * - 5 m

* closer than 0.3 will range as 0.3m

Effective cone 60°

Location

../../_images/sonar.png

Position relative to KneePitch.

Part Location Name X(m) Y(m) Z(m) WX(deg) WY(deg) WZ(deg) VFOV HFOV
A Front SonarF 0.06990 0.00000 -0.10230 0.00000 -18.49840 0.00000 60 ° 60 °
B Back SonarB -0,07180 0.00000 -0,05340 -0.00000 -12.00000 180.00000

To access values by using ALMemory key names, see: Sonars.