Twelve frequency WDM laser based on a transmissive waveguide grating router
Abstract
A digitally tunable laser that is based on a 12 x 12 waveguide grating router integrated with semiconductor optical amplifiers is demonstrated. The device emits on 12 wavelengths spaced exactly by 3.2 nm. ASE and sidemodes are suppressed by more than 40 dB. This laser is suitable for simultaneous multifrequency operation.
- Publication:
-
Electronics Letters
- Pub Date:
- April 1994
- DOI:
- 10.1049/el:19940499
- Bibcode:
- 1994ElL....30..701Z
- Keywords:
-
- Frequencies;
- Light Amplifiers;
- Optical Waveguides;
- Semiconductor Lasers;
- Semiconductors (Materials);
- Tunable Lasers;
- Gratings (Spectra);
- Laser Modes;
- Light Transmission;
- Lasers and Masers