Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Tian Ling Zhang"'
Publikováno v:
International Journal of Antennas and Propagation, Vol 2010 (2010)
This paper presents an overview on the phase conjugation techniques of the retrodirective antenna array. The concepts, advantages, and disadvantages of phase conjugation techniques are introduced. The self-phasing characteristic and technical difficu
Externí odkaz:
https://doaj.org/article/2d5e489088e345afb779ec2f2dbc84e4
Publikováno v:
Progress In Electromagnetics Research M. 71:189-197
Publikováno v:
Microwave and Optical Technology Letters. 58:2657-2661
Publikováno v:
Progress In Electromagnetics Research Letters. 61:25-30
Publikováno v:
2018 International Conference on Microwave and Millimeter Wave Technology (ICMMT).
A novel compact micro-strip mono-pulse antenna array is proposed. The antenna unit use L-shaped coupling feed. Then a $\mathbf{4 \times 4}$ planar circularly polarized planar mono-pulse antenna array is made up. A broadband feeding network which is c
Publikováno v:
2018 International Conference on Microwave and Millimeter Wave Technology (ICMMT).
A broadband artificial magnetic conductor (AMC) surface is designed for radar cross section (RCS) reduction in this paper. The proposed AMC configuration is composed of two different AMC unit cells, which contribute to destructive phase difference $(
Publikováno v:
Zhongguo shi yan xue ye xue za zhi. 26(2)
To analyze the relation of HBV infection with clinical characteristics and prognosis in NHL patients, so as to explore the significance of HBV detection.Sixty-eight NHL patients from December 2013 to December 2016 were enrolled in NHL group and 136 p
Publikováno v:
Progress In Electromagnetics Research Letters. 53:51-55
A new printed helical antenna (PHA) for a circularly polarized (CP) titled beam is proposed. With the introduction of a multiple sections technique into the PHA's helical arm, the antenna radiates a CP titled beam. To feed the antenna, a matching net
Publikováno v:
Zhongguo shi yan xue ye xue za zhi. 25(4)
To study the value of hsCRP and Alb in evaluating the prognosis of patients with systemic lupus erythematosus (SLE).126 SLE patients from January 2011 to January 2016 were enrolled in this study, and their clinical data were collected, including SLED
Publikováno v:
Progress In Electromagnetics Research C. 47:173-179
A broadband circularly polarized (CP) slot antenna array fed by an asymmetric coplanar waveguide (CPW) with stepped and inverted T-shaped strips is proposed. Using four square slot antenna elements with sequential rotation oblique feed and a modifled