[1] Hong J S, Lancaster M J. Microstrip filters for RF /microwave applications［M］. New York: John Wiley & Sons Inc, 2001.

[2] He Qijuan, LiuChangjun. A novel low-pass filter with an embedded band-stop structure for improved stop-band characteristics［J］. IEEE Microw Wireless Compon Lett, 2009,19(10): 578-580.

[3] 蔡钟斌. 基于阶梯阻抗发夹谐振器的小型低通滤波器［J］. 信息与电子工程，2007，5(1)：78-80.(Cai Zhongbin. Miniature low pass filter using stepped impedance hairpin resonator. Information and Electronic Engineering, 2007，5(1)：78-80)

[4] 倪春，吴先良，安士全. 微带DGS低通滤波器的设计［J］.中国电子科学研究院学报，2010，4(2)：217-220.(Ni Chun, Wu Xianliang, An Shiquan. A design of microstrip DGS low-pass filter. Journal of China Academy of Electronics and Information Technology, 2010，4(2)：217-220)

[5] 杨维明，吴姣，张劲，等. 基于分形技术的阶跃阻抗微带低通滤波器设计［J］.电波科学学报，2010，25(5)：1000-1004.(Yang Weiming, Wu Jiao, Zhang Jin, et al. Design of stepped impedance micro-strip low-pass filter based on fractal shape technique. Chinese Journal of Radio Science, 2010, 25(5)：1000-1004)

[6] 肖卫东，潘涵. 国外电磁兼容仿真软件发展概述［J］. 装备环境工程，2010，7(2)：55-60.(Xiao Weidong, Pan Han. Development of simulation software of electromagnetic compatibility overseas. Equipment Enviromental Engineering, 2010, 7(2)：55-60)

[7] 黄文，刘长军. 基于人工传输线的小型微带Wilkinson功分器［J］. 强激光与粒子束，2010，22(1)：123-126.(Huang Wen, Liu Changjun. Design of miniaturized microstrip Wilkinson power divider based on artificial transmission lines. High Power Laser and Particle Beams, 2010, 22(1)：123-126)

[8] 李雨浓，刘长军. 基于混合左右手和人工传输线的平面双定向耦合器［J］. 强激光与粒子束，2010，22(10)：2403-2406.(Li Yunong, Liu Changjun. Bi-directional coupler based on composite right/left-handed and artificial transmission lines. High Power Laser and Particle Beams, 2010, 22(10)：2403-2406)

[9] Zheng Jianxiong. A general purpose 3D electromagnetic simulation and optimization package-IE3D［C］//Microwave Symposium Digest, IEEE MTT-S International. 1994：373-376.