Title :
Chirped and apodized silicon gratings efficiently coupled to normally incident fiber array
Author :
Covey, John ; Chen, Ray T.
Author_Institution :
Microelectron. Res. Center, Univ. of Texas at Austin, Austin, TX, USA
Abstract :
A silicon grating coupler containing non-monotonic chirp, apodization, and quasi-periodicity is fabricated, re-designed, and measured. Simultaneous input/output coupling from a standard fiber array at normal incidence results in a 60% coupling efficiency per grating.
Keywords :
chirp modulation; diffraction gratings; integrated optics; optical arrays; optical design techniques; optical fabrication; optical fibre couplers; silicon; Si; apodized silicon gratings; chirped silicon gratings; coupling efficiency; normally incident fiber array; quasiperiodicity; silicon grating coupler; Arrays; Couplers; Gratings; Optical fiber couplers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
