激光技术
激光技術
격광기술
LASER TECHNOLOGY
2015年
5期
706-711
,共6页
光通信%掺Er3+光纤放大器%波分复用%增益瞬态%自动增益控制
光通信%摻Er3+光纖放大器%波分複用%增益瞬態%自動增益控製
광통신%참Er3+광섬방대기%파분복용%증익순태%자동증익공제
optical communication%erbium-doped fiber amplifier%wavelength-division multiplexing%gain transient%automatic gain control
针对当前光分组与线路节点光放大高稳定性需求，依据电、光两种主流控制方案，阐明了掺Er3＋光纤放大器（ EDFA）带微调和无微调情况下，基于电的自动增益控制机理。综述了EDFA增益瞬态控制研究的最新进展。分析了各种增益控制方案的具体控制过程。呈现了这些控制方法所取得的阶段性成果。
針對噹前光分組與線路節點光放大高穩定性需求，依據電、光兩種主流控製方案，闡明瞭摻Er3＋光纖放大器（ EDFA）帶微調和無微調情況下，基于電的自動增益控製機理。綜述瞭EDFA增益瞬態控製研究的最新進展。分析瞭各種增益控製方案的具體控製過程。呈現瞭這些控製方法所取得的階段性成果。
침대당전광분조여선로절점광방대고은정성수구，의거전、광량충주류공제방안，천명료참Er3＋광섬방대기（ EDFA）대미조화무미조정황하，기우전적자동증익공제궤리。종술료EDFA증익순태공제연구적최신진전。분석료각충증익공제방안적구체공제과정。정현료저사공제방법소취득적계단성성과。
Aiming at the high stability requirements for light amplification in optical packet and circuit (OPCI) nodes, two main schemes of electrical and optical control for Er 3+-doped fiber amplifier (EDFA) gain control were clarified.The principle of electrical automatic gain control was put forward with /without fine tuning of EDFA .The recent study progress of EDFA gain control was summarized .The specific control process of each control scheme was analyzed .The stage achievements by using these control schemes were shown .
