Exteroceptive: Measure something external to the robot.

  • Active (affect environment by emitting energy)
    • Sonar range finder
    • Laser scanner
    • Depth camera
  • Passive (do not affect environment)
    • Camera
    • Microphones
    • Tactile sensors

Proprioceptive: Measure something internal to the robot.

  • Wheel odometry
  • Accelerometer
  • Gyroscope
  • Force/torque sensor