In experiment, we research the optical spectrum and analyze the influence of driven current noise on optical spectrum linewidth of tunable DBRlaser.
实验研究了可调d BR激光器的光谱特性，并分析了驱动电流噪音对可调d BR激光器线宽的影响。
2
By rapidly looking up the look-up table and providing the corresponding driving currents, the particular lasing wavelength of SG-DBRlaser is obtained.
通过快速查找数据查询表数据，并对激光器提供相应驱动电流，准确控制SG - D BR激光器输出波长。
3
A new type of wavelength conversion technology is presented, which is based on a hybrid integrated DBRlaser with a fiber Bragg grating as its external cavity.