DocumentCode
1492012
Title
PCM equipment
Author
Black, H. S. ; Edson, J. O.
Author_Institution
Bell Telephone Laboratories, Inc., New York, N. Y.
Volume
66
Issue
11
fYear
1947
Firstpage
1123
Lastpage
1125
Abstract
PCM, pulse code modulation, is a new solution to the problem of overcrowded frequency spectrum. It appears to have exceptional possibilities from the standpoint of freedom from interference, and seems to have inherent advantages over other types of multiplexing.
Keywords
Capacitors; Electron tubes; Logic gates; Oscillators; Phase change materials; Radiation detectors; Wiring;
fLanguage
English
Journal_Title
Electrical Engineering
Publisher
ieee
ISSN
0095-9197
Type
jour
DOI
10.1109/EE.1947.6443834
Filename
6443834
Link To Document