Title :
1.52 ¿m PSK heterodyne experiment featuring an external cavity diode laser local oscillator
Author :
Wyatt, R. ; Hodgkinson, T.G. ; Smith, D.W.
Author_Institution :
British Telecom Research Laboratories, Ipswich, UK
Abstract :
A receiver sensitivity of ¿59 dBm which is 4 dB from the shot noise limit, has been measured for a 140 Mbit/s PSK heterodyne system operating over 109 km of monomode fibre.
Keywords :
optical communication; optical fibres; phase shift keying; semiconductor junction lasers; 1.52 micron wavelength; 140 Mbit/s PSK heterodyne system; external cavity diode laser local oscillator; monomode fibre; optical fibre; receiver sensitivity;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19830373
