DocumentCode
913801
Title
Delta--sigma wattmeter
Author
Dempster, I.A. ; Steele, R.
Author_Institution
Loughborough University of Technology, Electronic & Electrical Engineering Department, Loughborough, UK
Volume
7
Issue
18
fYear
1971
Firstpage
519
Lastpage
520
Abstract
A wattmeter is described in which the load voltage is binary encoded by a delta--sigma modulator, and is subsequently used to sample the load current. By simple filtering of the resultant signal, the instantaneous or mean power in the load is obtained.
Keywords
delta modulation; electric sensing devices; wattmeters; FET; delta modulation; delta sigma wattmeter; flip flop; integrated circuit comparator; junction switching; modulator;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19710351
Filename
4235251
Link To Document