Title :
A narrow band secure speech transmission system
Author :
Moulsley, T.J. ; Holmes, P.R.
Author_Institution :
Philips Res. Labs., Redhill, UK
Abstract :
The authors describe a secure digital speech transmission system, the MEL BA1772, which was originally conceived as a secure voice `add-on´ for existing SSB HF radios. The system, including the vocoder, is described, and channel coding and parameter interpolation are discussed
Keywords :
encoding; interpolation; radio systems; telecommunication channels; vocoders; MEL BA1772; SSB HF radios; channel coding; digital speech transmission system; parameter interpolation; vocoder;
Conference_Titel :
Digitized Speech Communication via Mobile Radio, IEE Colloquium on
Conference_Location :
London
