Title :
Optical single sideband modulator for distribution of digital broadcasting signals on millimetre-wave band based on self-heterodyne
Author :
Nakatogawa, T. ; Maeda, M. ; Oyamada, K.
Author_Institution :
Sci. & Tech. Res. Labs., Japan Broadcasting Corp., Tokyo, Japan
Abstract :
An optical single sideband modulator has been developed for a 40 GHz radio-on-fibre cable system using double self-heterodyne technology. To improve the reception CN ratio, the optical modulation depth is easily optimised by adjusting the bias voltage applied on three electrodes.
Keywords :
cable television; digital video broadcasting; modulators; optical fibre networks; optical modulation; optical transmitters; 40 GHz; digital broadcasting signal distribution; electrodes; millimetre wave band; optical modulation depth; optical single sideband modulator; radio-on-fibre cable system; reception CN ratio; self heterodyne technology;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20045832
