Low-Profile Substrate-Integrated Wideband Monopole Antennas

Author(s):  
Christophe Fumeaux ◽  
Nghia Nguyen-Trong
2002 ◽  
Vol 38 (16) ◽  
pp. 849 ◽  
Author(s):  
H. Xin ◽  
K. Matsugatani ◽  
M. Kim ◽  
J. Hacker ◽  
J.A. Higgins ◽  
...  

Author(s):  
N.SURESH BABU

In this paper we have investigated printed monopole antennas, which is basically a printed micro strip antenna with etched ground plane for multi-band applications. In particular we have fabricated and tested printed monopole antennas for L-band and S-band applications. Printed rectangular monopole antennas are studied first for L-band applications. In high performance aircraft, spacecraft, satellite, missile and consumer electronics applications, where weight, cost, performance, ease of installation, and aerodynamic profile are constraints, low profile antennas may be required. Presently there are many other government and commercial applications, such as mobile radio and wireless communications that have similar specification. To meet these requirements, micro strip patch antennas can be used. These antennas are low profile, conformable to planar and non planar surfaces, simple and inexpensive to manufacture. In this thesis mainly we have designed Rectangular printed monopole antenna and U-shape Printed monopole antennas for L-band and S-bands applications. The final structures are presented in this report after doing an extensive simulation study and analysis and presented relevant results.


1998 ◽  
Vol 34 (8) ◽  
pp. 716 ◽  
Author(s):  
Ch. Delaveaud ◽  
Ph. Leveque ◽  
B. Jecko

2015 ◽  
Vol 2015 ◽  
pp. 1-9 ◽  
Author(s):  
Swarup Das ◽  
Debasis Mitra ◽  
Sekhar Ranjan Bhadra Chaudhuri

Three types of Ultrawideband (UWB) antennas with single, double, and triple notched bands are proposed and investigated for UWB communication applications. The proposed antennas consist of CPW fed monopole with spiral slot etched on the patch. In this paper single, double, and also triple band notches with central frequency of 3.57, 5.12, and 8.21 GHz have been generated by varying the length of a single spiral slot. The proposed antenna is low-profile and of compact size. A stable gain is obtained throughout the operation band except the three notched frequencies. The antennas have omnidirectional and stable radiation patterns across all the relevant bands. Moreover, relatively consistent group delays across the UWB frequencies are noticed for the triple notched band antenna. A prototype of the UWB antenna with triple notched bands is fabricated and the measured results of the antenna are compared with the simulated results.


2013 ◽  
Vol 47 ◽  
pp. 315-337 ◽  
Author(s):  
Tangjie Yuan ◽  
Habiba Hafdallah-Ouslimani ◽  
Alain C. Priou ◽  
Guillaume Lacotte ◽  
Gerard Collignon

2014 ◽  
Vol 2014 ◽  
pp. 1-8 ◽  
Author(s):  
N. R. Epstein ◽  
P. M. Meaney ◽  
K. D. Paulsen

We have developed a simple mechanism incorporating feedline bends and rotary joints to enable motion of a monopole antenna within a liquid-based illumination chamber for tomographic imaging. The monopole is particularly well suited for this scenario because of its small size and simplicity. For the application presented here a full set of measurement data is collected from most illumination and receive directions utilizing only a pair of antennas configured with the rotating fixture underneath the imaging tank. Alternatively, the concept can be adapted for feed structures entering the tank from the sides to allow for measurements with vertically and horizontally polarized antennas. This opens the door for more advanced imaging applications where anisotropy could play an important role such as in bone imaging.


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