Title :
ADC bit resolution requirements for upstream emergency communication system in FTTH
Author :
Tashiro, T. ; Kimura, H. ; Hadama, H.
Author_Institution :
NTT Access Network Service Syst. Labs., Yokosuka, Japan
Abstract :
This paper discusses an upstream emergency optical access system that allows voice communication during power failure, and describes the ADC bit resolution requirements. Then we report the adequacy of previously reported up-conversion frequency based on this discussion.
Keywords :
analogue-digital conversion; emergency services; optical fibre subscriber loops; voice communication; ADC bit resolution requirements; FTTH; power failure; upstream emergency communication system; upstream emergency optical access system; voice communication; Optical fiber devices; Optical fiber dispersion; Optical fiber subscriber loops; Optical fibers; Passive optical networks; Signal resolution;
Conference_Titel :
OptoElectronics and Communications Conference (OECC), 2010 15th
Conference_Location :
Sapporo
Print_ISBN :
978-1-4244-6785-3
