A low noise composite-channel metamorphic HEMT for wireless communication applications

Author(s):  
C.Y. Lu ◽  
K.S. Chen ◽  
H.M. Lee ◽  
E.Y. Chang ◽  
S.H. Chen ◽  
...  
Author(s):  
Yeong-Lin Lai ◽  
Yeong-Kang Lai ◽  
Guo-Jang Lee ◽  
Chun-Yi Zheng ◽  
Ping-Wen Huang ◽  
...  

2016 ◽  
Vol 4 (4) ◽  
pp. 26-31
Author(s):  
A.O Fadamiro ◽  
E.O. Ogunti ◽  
S.A. Oyetunji ◽  
W.O. Apena ◽  
K.F. Akingbade ◽  
...  

2019 ◽  
Vol 55 (5) ◽  
pp. 1-10 ◽  
Author(s):  
Hee Sung Lee ◽  
Seung Hun Kim ◽  
Tae Hwan Jang ◽  
Hee-Gyum Park ◽  
Byoung-Chul Min ◽  
...  

Author(s):  
Abu Bakar Ibrahim ◽  
Nurul Husna Abdul Kahar ◽  
Hafizul Fahri Hanafi ◽  
Ashardi Abas ◽  
Shamsul Arrieya Ariffin

The paper aims to develop a new cascode low noise amplifier (LNA) by using double feedback technique architecture for wireless communication especially for long term evolution (LTE). The objective of this article is to display the improved performance of gain by minimizing noise figures with innovative techniques for the realization of Long Term Evolution (LTE). The innovation technique with implementation double feedback technique architecture outlines the possibility to improve the performance in various parameters such as bandwidth, stability, gain, noise figure, power consumption and complexity. The realization using cascode LNA is verified by using FHX76LP Super Low Noise HEMT that operate at 5.8 GHz in compliant with LTE standard. The Advance Design System (ADS) software is used to obtain characteristics for collecting data in a smith chart and s-parameter generated by simulation. The cascode LNA with the double feedback technique achieves an average gain of 20.887 dB with a noise figure of 0.341 dB. The input return loss and output return loss are – 14.354 dB and – 11.879 dB respectively. The outcome of this work will contribute to providing a better wireless signal receiver especially for the LTE standard and it potentially addressing wireless communication issues in rural areas.


The present world is ruled by wireless communication. From a telephone communication to satellite communication, the word “wireless” plays a major rule. In the recent years, the modem wireless communication in broadcast and microwave radio demands the properly designed Low Noise Amplifier (LNA) in receiver front ends for proper communication. The paper presents the design of high performance low noise amplifier at radio frequency regime. The LNA is implemented at operating frequency of 1.6 GHz and 2.6 GHz has been implemented at .18um CMOS process. LNA are regularly used in wireless communication receiver leading-ends due to their equity to intensify shaky Radio Frequency (RF) signals without summing additional noise. Cadence virtuoso tool has been used to implement the LNA design and the performance parameters are analyzed at operating frequency.


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