外调制CATV光发射机前馈补偿的理论分析  

Research on High Linearization of Externally Modulated Optical CATV Transmitter with Feedforward Compensation

作　　者：杨静[1] 查开德[1] 

机构地区：[1]清华大学电子工程系,北京100084

出　　处：《电子学报》2000年第2期75-78,共4页Acta Electronica Sinica

摘　　要：本文在对外调制光AMCATV发射机原理及其非线性补偿技术进行阐述的基础上 ,重点论述了BBI调制器的前馈补偿方案的原理和系统结构 ,并对这一方案的关键技术进行了详细的理论分析 .This paper presents the principles of externally modulated transmitter,and analyzes the different ways of non linearization compensation on the system.The key technologies related to the method of feedforward compensation are mainly discussed,including the theoretical principles,system architectures,and factors affecting system performance (bias control,time delay etc.).

关 键 词：光发射机 前馈补偿 有线电视网 光纤通信 

分 类 号：TN943.6[电子电信—信号与信息处理] TN929.11[电子电信—信息与通信工程]