DocumentCode
857016
Title
Incremental digital position encoder with error detection and correction
Author
Ross, J.N. ; Taylor, P.A.
Author_Institution
Dept. of Electron. & Comput. Sci., Southampton Univ., UK
Volume
25
Issue
21
fYear
1989
Firstpage
1436
Lastpage
1437
Abstract
A digital position encoder is described which combines features of absolute and incremental encoders. A track encoded with a pseudorandom sequence provides absolute position information for an incremental encoder, allowing the detection and correction of errors, while requiring only two code tracks and four read heads.
Keywords
encoding; error correction codes; error detection codes; absolute position information; code tracks; digital position encoder; error correction; error detection; incremental encoders; pseudorandom sequence; read heads;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19890959
Filename
46230
Link To Document