DocumentCode
924571
Title
Western union digital services
Author
Cox, John E.
Author_Institution
Western Union Telegraph Company, Mahwah, N. J.
Volume
60
Issue
11
fYear
1972
Firstpage
1350
Lastpage
1357
Abstract
Developments in the plans for providing a comprehensive set of dedicated and switched digital services are reviewed. Descriptions are given of the considerations which influence the decisions on the technical solutions to be used to modernize the transmission plant. The description covers long-distance transmission, local distribution, multipoint systems, store-and-forward switching, access from unequipped customers, and circuit switching.
Keywords
Communication switching; Costs; Delay; FCC; Frequency diversity; Structural beams; Switches; Switching circuits; Telegraphy; Wire;
fLanguage
English
Journal_Title
Proceedings of the IEEE
Publisher
ieee
ISSN
0018-9219
Type
jour
DOI
10.1109/PROC.1972.8903
Filename
1450833
Link To Document