Key technologies on microwave photonic filter

被引:1
作者
Pei L. [1 ]
Qi C. [1 ]
Ning T. [1 ]
Gao S. [1 ]
Li J. [1 ]
机构
[1] Key Laboratory of All Optical Network and Advanced Telecommunication Network of Ministry Education, Institute of Lightwave Technology, Beijing Jiaotong University, Beijing
来源
Frontiers of Optoelectronics in China | 2010年 / 3卷 / 4期
基金
中国国家自然科学基金;
关键词
coherent; microwave photonic filter (MPF); Q value; radio-on-fiber (ROF); reconfigurability;
D O I
10.1007/s12200-010-0108-7
中图分类号
学科分类号
摘要
Microwave photonic filter (MPF) as one of the key devices in the radio-on-fiber (ROF) system has attracted much interest recently. Some key technologies of MPF including the coherence, quality factor (Q) and reconfigurability are introduced. The difference between the incoherent and coherent MPF (ICMPF and CMPF) is given, and the methods to realize an ICMPF are also introduced. Higher Q factor MPF can be developed with more taps, and it is proved by simulation. Then the methods of finite and infinite impulse response MPF (FIRMPF and IIRMPF) are both given. At last, the reconfigurability is verified by four kinds of window functions. © 2010 Higher Education Press and Springer-Verlag Berlin Heidelberg.
引用
收藏
页码:354 / 358
页数:4
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