| 1. | Side mode suppression ratio 边模抑制比 |
| 2. | Carrier - suppression ratio 载波抑制度 |
| 3. | Generation of tunable dual - wavelength optical short pulse using a self - seeding scheme with enhanced sidemode suppression ratio 以自激注入锁定方式生成边模抑制比高的可调谐双波长超短光脉冲 |
| 4. | The side mode suppression ratio about 39db is realized . 5 . a tunable cladding - pumped yb3 + - doped fiber laser system is reported 55 m可调谐光纤光栅外腔半导体激光器,得到调谐范围为7nm 、边模抑制比达39db的激光输出。 |
| 5. | ( 3 ) with the increase of the injected current , the lasing wavelength of fgesl appears fluctuation , the side mode suppression ratio ( smsr ) increases accompanied by an oscillation , and the p - i curve distorts slightly Fgesl的激射波长随ld的注入电流的增大而发生波动;边模抑制比( smsr )随注入电流的增大总体上呈现上升趋势,但其变化过程并不平滑而是有较大的波动; fgesl的p一i曲线有微小的扭曲。 |
| 6. | As a result , a theoretical model of fiber grating external cavity semiconductor lasers including the reflectivity distribution of fiber grating has been presented in this paper . based on the model , the laser characteristics such as the threshold current , mode suppression ratio etc . have been specified 利用该模型对光纤光栅外腔半导体激光器的阈值电流、模式抑制比等进行了研究,得到了一些新的结论,并对此结论作出了合理的解释。 |