Title :
Baseband optical down-sampling for high-performance analog links
Author :
Johansson, L.A. ; Coldren, L.A.
Author_Institution :
Dept. of Electr. & Comput. Eng., California Univ., Santa Barbara, CA, USA
Abstract :
A baseband optical down-sampling architecture is experimentally demonstrated where both inphase and quadrature channel are directly accessed using two integrated dual mode-locked lasers. A 2-dB conversion penalty is obtained for a 50 Mbaud QPSK-modulated 2.5 GHz RF signal.
Keywords :
laser mode locking; optical information processing; optical modulation; quadrature phase shift keying; signal sampling; 2.5 GHz; QPSK; analog links; baseband optical down-sampling; dual mode-locked lasers; inphase channel; quadrature channel; Baseband; Frequency conversion; Nonlinear optics; Optical feedback; Optical fiber communication; Optical mixing; Optical modulation; Optical receivers; Optical signal processing; Pulse modulation;
Conference_Titel :
Optical Fiber Communication Conference, 2006 and the 2006 National Fiber Optic Engineers Conference. OFC 2006
Print_ISBN :
1-55752-803-9
DOI :
10.1109/OFC.2006.215811
