Title:
PERIODIC LEAKY-WAVE ANTENNA
Document Type and Number:
WIPO Patent Application WO/2020/098441
Kind Code:
A1
Abstract:
Provided is a periodic leaky-wave antenna, comprising a dielectric plate, a metal structure, and a variable capacitor. The metal structure is arranged at the dielectric plate, and comprises an artificial surface plasmon structure, planar coplanar waveguides respectively located at the two ends of the artificial surface plasmon structure, and a connection structure connecting the artificial surface plasmon structure and the planar coplanar waveguides. The artificial surface plasmon structure comprises periodic modulation structures periodically arranged along a direction of a length of the artificial surface plasmon structure. Each periodic modulation structure comprises a plurality of artificial surface plasmon units. At least one side edge of each artificial surface plasmon unit is provided with a first groove. Two ends of the variable capacitor are electrically connected to two sidewalls of the first groove respectively.
Inventors:
ZHANG QINGFENG (CN)
Application Number:
PCT/CN2019/111517
Publication Date:
May 22, 2020
Filing Date:
October 16, 2019
Export Citation:
Assignee:
UNIV SOUTHERN SCI & TECH (CN)
International Classes:
H01Q13/20
Foreign References:
| CN105261841A | 2016-01-20 | |||
| CN107425282A | 2017-12-01 | |||
| CN208923366U | 2019-05-31 | |||
| CN108321519A | 2018-07-24 | |||
| US8842948B2 | 2014-09-23 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
Download PDF: