scholarly journals A modified bow-tie slot antenna fed by a coplanar waveguide

Author(s):  
Shih-Yuan Chen ◽  
Powen Hsu
2014 ◽  
Vol 50 (19) ◽  
pp. 1338-1340 ◽  
Author(s):  
H.W. Liu ◽  
X. Zhan ◽  
S. Li ◽  
J.H. Lei ◽  
F. Qin

2010 ◽  
Vol 9 ◽  
pp. 1205-1208 ◽  
Author(s):  
You-Chieh Chen ◽  
Shih-Yuan Chen ◽  
Powen Hsu

2014 ◽  
Vol 68 (1) ◽  
Author(s):  
Sahar Chagharvand ◽  
M. R. B. Hamid ◽  
M. R. Kamarudin ◽  
Mohsen Khalily

This paper presents a single layer planar slot antenna for dual band operation. The antenna is fed by a coplanar waveguide (CPW) with two inverted C-shaped resonators to achieve the dual band operation. The impedance bandwidth for ǀS11ǀ < -10dB is 14% in lower band and 7% in higher band. The antenna prototype’s electromagnetic performance, impedance bandwidth, radiation pattern, and antenna gain were measured. The proposed configuration offers a relatively compact, easy to fabricate and dual band performance providing gain between 2 and 4 dBi. The designed antenna has good dual bandwidth covering 3.5 WiMAX and 5.8 WLAN tasks. Experimental and numerical results also showed good agreement after comparison.


2013 ◽  
Vol 6 (2) ◽  
pp. 167-172 ◽  
Author(s):  
Srinivasan Ashok Kumar ◽  
Thangavelu Shanmuganantham

A novel coplanar waveguide fed Industrial, Scientific, and Medical (ISM) band implantable crossed-type triangular slot antenna is proposed for biomedical applications. The antenna operates at the center frequency of 2450 MHz, which is in ISM band, to support GHz wideband communication for high-data rate implantable biomedical application. The size of the antenna is 78 mm3 (10 mm × 12 mm × 0.65 mm). The simulated and measured bandwidths are 7.9 and 8.2% at the resonant frequency of 2.45 GHz. The specific absorption rate distribution induced by the implantable antenna inside a human body tissue model is evaluated. The communication between the implanted antenna and external device is also examined. The proposed antenna has substantial merits such as miniaturization, lower return loss, better impedance matching, and high gain over other implanted antennas.


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