Ultrasonic proximity system for outdoor robots
By: Auvo Penttinen & Jussi Graeffe.
Contributors: Graeffe, Jussi.; Valtion teknillinen tutkimuskeskus. Automaatio.
Series: VTT julkaisuja -- 172.
Publisher: Technical Research Centre of Finland
Published: 1994
Place of publication: Espoo
Language: eng
Number of pages: 23