Title :
Modulation in communication
Author_Institution :
Operation and engineering department, American Telephone and Telegraph Company, New York, N. Y.
Abstract :
The fundamentals involved in introducing signals into one medium and transmitting them through another are simplified in this review, so that the relationships between the many varieties of modulations attempted or in contemporary use are formed into a cohesive whole.
Keywords :
Frequency modulation; Impedance; Switches; Time frequency analysis; Varistors;
Journal_Title :
Electrical Engineering
DOI :
10.1109/EE.1947.6443726