公开(公告)号：US20190057831A1

公开(公告)日：2019-02-21

申请号：US16131028

申请日：2018-11-13

Applicant: University of Electronic Science and Technology of China

Inventor： Zhaoyun Duan ,  Xin Wang ,  Xirui Zhan ,  Fei Wang ,  Shifeng Li ,  Zhanliang Wang ,  Yubin Gong

IPC: H01J25/12 ,  H01J23/20 ,  H01J23/22

CPC classification number: H01J25/12 ,  H01J23/20 ,  H01J23/22

Abstract: A left-handed material extended interaction klystron includes: an input cavity, a middle cavity, an output cavity, first-section drift tube and a second-section drift tube; wherein the input cavity, the middle cavity and the output cavity are all cylindrical resonant cavities having arrays of Complementary electric Split-Ring Resonator (CeSRR) unit cells provided therein; wherein a first side of the input cavity is an input channel of an electron beam, a second side connects the middle cavity via the first-section drift tube; a first T-shaped coaxial input structure is provided in the input cavity; a first side of the output cavity is for connecting a collector, a second side of the output cavity connects the middle cavity via the second-section drift tube, a second T-shaped coaxial output structure is provided in the output cavity.

公开(公告)号：US10418219B2

公开(公告)日：2019-09-17

申请号：US16131028

申请日：2018-11-13

Applicant: University of Electronic Science and Technology of China

Inventor： Zhaoyun Duan ,  Xin Wang ,  Xirui Zhan ,  Fei Wang ,  Shifeng Li ,  Zhanliang Wang ,  Yubin Gong

IPC: H01J25/12 ,  H01J23/22 ,  H01J23/20

Abstract: A left-handed material extended interaction klystron includes: an input cavity, a middle cavity, an output cavity, first-section drift tube and a second-section drift tube; wherein the input cavity, the middle cavity and the output cavity are all cylindrical resonant cavities having arrays of Complementary electric Split-Ring Resonator (CeSRR) unit cells provided therein; wherein a first side of the input cavity is an input channel of an electron beam, a second side connects the middle cavity via the first-section drift tube; a first T-shaped coaxial input structure is provided in the input cavity; a first side of the output cavity is for connecting a collector, a second side of the output cavity connects the middle cavity via the second-section drift tube, a second T-shaped coaxial output structure is provided in the output cavity.