Title :
Method of reducing the f.m. threshold using a tracking N-path filter
Author :
Macario, R.C.V. ; Patel, Surabhi
Author_Institution :
University College of Swansea, Division of Electrical Engineering, Swansea, UK
Abstract :
A self-synchronised N-path filter is used to track the instantaneous incoming f.m. carrier. As a result of the narrow bandwidth, a marked reduction of the f.m. threshold, for all f.m. modulation indices, is achieved. The system is described briefly.
Keywords :
filters; frequency modulation; tracking;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19700098
