scholarly journals Analysis and Design of a Compact Dual-Band Directional Antenna

2012 ◽  
Vol 11 ◽  
pp. 547-550 ◽  
Author(s):  
XuLin Quan ◽  
RongLin Li ◽  
YueHui Cui ◽  
M. M. Tentzeris
2007 ◽  
Vol 70 ◽  
pp. 1-20 ◽  
Author(s):  
Abbas Pirhadi ◽  
Farshad Keshmiri ◽  
Mohammad Hakkak ◽  
Majid Tayarani

In this chapter, a novel method of designing a microwave diplexer circuit is presented. This technique involves merging a section of a dual-band bandpass filter (DBF) with a section of two separately designed bandpass filters (BPFs). The chapter covers the step-by-step procedures that informed the successful realization of the diplexer circuit model. The circuit model coupling arrangement, simulation, and results are also covered. The diplexer circuit developed here has been simulated using the Keysight ADS circuit simulator. The results presented show a very good isolation between the transmit and the receive bands of the diplexer circuit.


2014 ◽  
Vol 11 (2) ◽  
pp. 89
Author(s):  
R. Wali ◽  
S. Ghnimi ◽  
A.G. Hand ◽  
T. Razban

A new compact microstrip slot antenna with Y-shaped coupling aperture is proposed. This antenna is based on a rectangular form with a microstrip fed line for excitation, and consists of slots on the edge of the radiation patch to provide dual-band operation. The design and simulation of the antenna were performed using CST Microwave Studio simulator. A prototype of the proposed antenna has been constructed and tested. In order to validate the return loss of the prototype antenna, the experimental results are presented. The results show two available bands with –10 dB band S at 2.7 GHz and band C at 5 GHz. Also, good radiation performance and antenna gain over the two frequency ranges have been obtained. Computation results confirm the experimental findings. 


2011 ◽  
Vol 25 (13) ◽  
pp. 1763-1772
Author(s):  
F. Wu ◽  
X. Liu ◽  
Y. A. Liu ◽  
Y. Yang

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