Title :
Optical image inversion and edge detection based on Vertical Cavity Semiconductor Optical Amplifiers (VCSOAs)
Author :
Zhang, Haijiang ; Song, Deqiang ; Wen, Pengyue ; Esener, Sadik ; Husain, Anis
Author_Institution :
ECE Dept., Univ. California San Diego, La Jolla, CA, USA
Abstract :
We demonstrate optical image inversion and edge detection by employing a VCSOA in the focal plane of a 4-f optical system to manipulate both phase and amplitude of the zero-order spatial frequency component of images.
Keywords :
Fourier transform optics; amplitude modulation; edge detection; image enhancement; laser cavity resonators; optical images; optical modulation; phase modulation; semiconductor optical amplifiers; 4-f optical system; amplitude modulation; optical image edge detection; optical image inversion; optical information processing systems; phase modulation; spatial amplification; spatial filtering; vertical cavity semiconductor optical amplifiers; zero-order spatial frequency image component; Filtering; Frequency; Image edge detection; Nonlinear optics; Optical attenuators; Optical character recognition software; Optical filters; Optical pumping; Semiconductor optical amplifiers; Stimulated emission;
Conference_Titel :
Information Photonics, 2005. IP 2005. OSA Topical Meeting on
Conference_Location :
Charlotte, NC
Print_ISBN :
978-1-4244-6637-5
