Title :
Digital xy position indicator using Walsh functions
Author_Institution :
Hatfield Polytechnic, Hatfield, UK
Abstract :
Elementary properties of Walsh functions are used to devise a digital system capable of providing the xy co-ordinates of a probe on a plane surface, to an accuracy of 1 part in 2m, using only 2m circuits.
Keywords :
Walsh functions; digital instrumentation; indicators; position measurement; Walsh functions; digital xy position indicator; position measurement;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19750004
