Polarisation summing is introduced into optical fibre transversal filter to realise incoherent operation. The Bragg gratings are fabricated on high birefringence fibre, and the resulting filter produces a tuneable microwave frequency response with large free spectral range free of optical coherence.
Wei ZhangJonathan S. WilliamsI. Bennion
Hypólito J. KalinowskiValmir de OliveiraIlda Abe
Ilda AbeValmir de OliveiraHypólito J. KalinowskiJoão L. Pinto
Ilda AbeOrlando FrazãoM.W. SchillerRogério N. NogueiraHypólito J. KalinowskiJoão L. Pinto