Title :
Monolithic fabrication of multiple-pitch gratings for WDM devices
Author :
Song, Seok Ho ; Park, Suntak ; Suh, Ho Hyung ; El-Hang Lee
Author_Institution :
Dept. of Res., Electron. & Telecommun. Res. Inst., Taejon, South Korea
Abstract :
We propose a monolithic fabrication method of multiple-pitch gratings by using a single computer-generated hologram (CGH). Even though minimum feature-size of CGH is larger than 2 /spl mu/m, we can obtain sub-/spl mu/m gratings with few angstroms pitch spacing.
Keywords :
computer-generated holography; holographic gratings; integrated optoelectronics; optical communication equipment; optical fabrication; optical focusing; wavelength division multiplexing; 2 mum; WDM devices; angstroms pitch spacing; minimum feature-size; monolithic fabrication; monolithic fabrication method; multiple-pitch gratings; single computer-generated hologram; sub-/spl mu/m gratings;
Conference_Titel :
Optical Communication, 1996. ECOC '96. 22nd European Conference on
Conference_Location :
Oslo, Norway
Print_ISBN :
82-423-0418-1
