Title :
OSNR measurements using silicon grating coupler and integrated photodiode
Author :
Xu, K. ; Chen, Y.M. ; Cheng, Z.Z. ; Chen, X. ; Tsang, H.K.
Author_Institution :
Dept. of Electron. Eng., Chinese Univ. of Hong Kong, Hong Kong, China
Abstract :
We demonstrate a simple technique for OSNR monitoring using integrated grating coupler and PN diode. Measurement of OSNR between 10 dB and 25 dB was achieved via the polarization dependence of the grating coupler.
Keywords :
diffraction gratings; elemental semiconductors; integrated optics; optical couplers; photodiodes; silicon; OSNR measurements; PN diode; integrated grating coupler; integrated photodiode; silicon grating coupler; Couplers; Gratings; Monitoring; Optical noise; Optical polarization; Optical waveguides; Signal to noise ratio; OSNR monitoring; grating coupler; silicon photonics;
Conference_Titel :
Photonics Conference (IPC), 2012 IEEE
Conference_Location :
Burlingame, CA
Print_ISBN :
978-1-4577-0731-5
DOI :
10.1109/IPCon.2012.6358820
