[1] Pyne B, Naruse R, Saito H et al. Robust contactless noncircular choke flange for wideband waveguide applications[J]. IEEE Transactions on Microwave Theory and Techniques, 67, 861-867(2019).

[2] Zhao Lianmin, Jia Hua, Xu Handong. The design of direct current for EAST4.6GHz/4MW lower hybrid drive system[J]. Nuclear Electronics & Detection Technology, 29, 1405-1408(2009).

[3] [3] Hu Nan. Waveguide with RF choke: CN202111007639.9[P]. 20210830

[4] Qiu Shi, Jiao Yongchang, Huang Huijun. Combined rotary joint with power capability over 1 GW[J]. High Power Laser and Particle Beams, 22, 1415-1418(2010).

[5] Azim M T, Park J, Park S O. Contactless linear rotary joint at Ku-band[J]. IEEE Microwave and Wireless Components Letters, 29, 373-375(2019).

[6] Zhao Liang, Shi Jin, Xu Kai. Broadband coaxial rotary joint with simple substrate integrated waveguide feeder[J]. IEEE Access, 7, 139499-139503(2019).

[7] Li Yuhua, Jing Lili, Zhang Mingtao. Low PIM structural design for high-power feed product[J]. Journal of Terahertz Science and Electronic Information Technology, 18, 633-638(2020).

[8] [8] Cai Pengjun. Research on passive intermodulation control of high power radio frequency modules of communication satellite[D]. Chengdu: University of Electronic Science Technology of China, 2020

[9] Sun Mengmeng, Qian Jingyi, Bai Xudong et al. Compact hybrid choke rings for dual-band circularly polarized GPS antenna[J]. IEEE Antennas and Wireless Propagation Letters, 22, 9-13(2023).

[10] Liu Sijia, Li Du, Li Boyu et al. A compact high-precision GNSS antenna with a miniaturized choke ring[J]. IEEE Antennas and Wireless Propagation Letters, 16, 2465-2468(2017).

[11] Davuluri A J, Polepalli S. A high gain Ku band antenna with circular polarization using hybrid choke ring structure[J]. IETE Journal of Research, 69, 5618-5627(2023).

[12] Mansoori A, Isleifson D, Shafai L. Improving compact short backfire antenna gain and cross-polarization using choke and ring cavity loading[J]. IEEE Transactions on Antennas and Propagation, 70, 5324-5334(2022).

[13] [13] Nakamoto N, Goto J, Suzuki Y, et al. Radial line helical phased array with antenna elements rotated by mots f microwave power transmissions[C]Proceedings of the 2022 16th European Conference on Antennas Propagation. 2022.

[14] [14] Zhang Jianqiong, Liu Qingxiang, Li Xiangqiang, et al. A small wideb choke device f a drive shaft in a wave guiding system: CN200910252877.9[P]. 20091130

[15] [15] Li Xiangqiang, Zhang Jianqiong, Liu Qingxiang, et al. A subminiature choke device f a drive shaft in a waveguide: CN201610355867.8[P]. 20160525

[16] [16] Liu Qing. Design on the feed system of Xb Kub multiunit radial line array antenna[D]. Chengdu: Southwest Jiaotong University, 2016

[17] Hu Jifang. Calculation of VSWR and phase-shift for a choke slot of rotary joints[J]. Modern Radar, 21, 82-86(1999).

[18] [18] Xie Chufang, Rao Kejin, Yang Xianqing, et al. Electromagic field electromagic wave[M]. 5th ed. Beijing: Higher Education Press, 2019

[19] Vaja C R, Rana V A. Design and fabrication of Open-ended Co-axial probe for complex permittivity measurement of liquids using CST Microwave Studio[J]. Materials Today: Proceedings, 67, 5-11(2022).