Title :
Frequency standard at 192.0 THz (1561 nm) based on cw difference-frequency generation in PPLN waveguides
Author :
Sundheimer, M.L. ; Baldi, P.
Author_Institution :
Dept. de Fisica, Univ. Fed. de Pernambuco, Recife, Brazil
Abstract :
We propose a frequency standard for optical telecommunications using difference-frequency generation between Nd:YAG and HeNe lasers. Preliminary experiments yielded 0.2 μW at 1561 nm for 24 mW at 1064.2 nm and 28 μW at 632.8 nm.
Keywords :
frequency standards; laser frequency stability; measurement by laser beam; optical frequency conversion; optical phase matching; optical waveguides; wavelength division multiplexing; 0.2 muW; 1064.2 nm; 1561 nm; 24 mW; 28 muW; 632.8 nm; HeNe; HeNe laser; Nd:YAG laser; PPLN waveguides; YAG:Nd; YAl5O12:Nd; cw difference-frequency generation; frequency standard; optical telecommunications; Channel spacing; Frequency; Laser stability; Laser tuning; Optical transmitters; Optical waveguides; Standards development; Telecommunication standards; Waveguide lasers; Wavelength division multiplexing;
Conference_Titel :
Lasers and Electro-Optics Society, 2003. LEOS 2003. The 16th Annual Meeting of the IEEE
Print_ISBN :
0-7803-7888-1
DOI :
10.1109/LEOS.2003.1251739
