A synchronously pumped mode-locked yetterbium-doped fiber laser (YDFL) is obtained when the pump semiconductor laser current is modulated sinusoidally at the appropriate frequency.

• 通过对抽运光源半导体激光器的驱动电流进行正弦调制,实现了掺镱光纤激光器(YDFL)的同步抽运锁模。