of;
Quantum;
Electronics,;
State;
Key;
Laboratory;
of;
Advanced;
Optical;
Communication;
System;
and;
Networks,;
School;
of;
Electronics;
Engi-;
neering;
and;
Computer;
Science,;
Peking;
University,;
Beijing;
100871,;
China;
of;
Opto-Electronics;
of;
Chinese;
Academy;
of;
Sciences,;
Beijing;
100080,;
China;
掺镱光纤激光器; SESAM; 模式锁定; 半导体可饱和吸收镜; 宽带; 波长锁定; 调制深度; 正常色散;