Low Noise, High Gain LNA at 5.8GHz with Cascode andCascaded Techniques Using T-Matching Network forWireless Applications (original) (raw)

high gain, low noise cascode LNA with RF amplifier at 5.8GHz using T-matching network

This paper presents the high gain, low noise Cascode LNA with RF amplifier at 5.8GHz using T-matching network applicable for WIMAX application. The Cascode LNA uses FHX76LP Low Noise SuperHEMT FET and RF amplifier use EPA018A. The LNA designed used T-matching network consisting of lump element reactive element at the input and the output terminal. The Cascode LNA with RF amplifier produced gain of 35.5 dB and noise figure (NF) at 1.4 dB. The input reflection (S 11 ) and output return loss (S 22 ) are -12.4dB and -12.3 dB respectively. The bandwidth of the amplifier is more than 1.2 GHz. The input sensitivity is compliant with the IEEE 802.16 standards.

High Gain of Cascode LNA at 5.8 GHz Using T-Matching Network for wireless Applications

This paper presents a design of high gain single stage cascode low noise amplifier (LNA), which operates at 5.8GHz frequency for WIMAX application. The LNA design used T-Matching network consisting of lump reactive element at input and output matching. The design simulation process is using Advance Design System (ADS) software. A cascode low noise amplifier (LNA) produced gain of 19.52dB and noise figure (NF) at 1.195dB. The input reflection (S 11) and output return loss (S 22) are-18.86dB and-19.49dB respectively. The bandwidth of the amplifier is more than 1GHz. The input sensitivity is complying with the IEEE 802.16 standards. The LNA used FHX76LP low noise SuperHEMT FET transistor from Eudyna Inc.

high gain of Cascode LNA at 5.8GHz using T-matching Network

This paper presents a design of high gain single stage cascode low noise amplifier (LNA), which operates at 5.8GHz frequency for WIMAX application. The LNA design used T-Matching network consisting of lump reactive element at input and output matching. The design simulation process is using Advance Design System (ADS) software. A cascode low noise amplifier (LNA) produced gain of 19.52dB and noise figure (NF) at 1.195dB. The input reflection (S 11 ) and output return loss (S 22 ) are -18.86dB and -19.49dB respectively. The bandwidth of the amplifier is more than 1GHz. The input sensitivity is complying with the IEEE 802.16 standards. The LNA used FHX76LP low noise SuperHEMT FET transistor from Eudyna Inc.

High gain, low noise Cascode LNA using T-matching network for wireless applications

2012 IEEE Asia-Pacific Conference on Applied Electromagnetics (APACE), 2012

This paper presents a high gain, low noise Cascoded LNA using T-matching network applicable for wireless applications. The amplifier use FHX76LP Low Noise SuperHEMT FET. The LNA designed used T-matching network consisting of lump reactive element at the input and the output terminal. The cascode low noise amplifier (LNA) produced gain of 18.5 dB and noise figure (NF) of 1.30 dB. The input reflection (S 11) and output return loss (S 22) are-11.5 dB and-12.3 dB respectively. The bandwidth of the amplifier recorded is 1.4 GHz. The input sensitivity is compliant with the IEEE 802.16 standards.

low noise amplifier at 5.8GHz using Cascode and Cascaded Techniques

This project present a design of a 5.8 GHz low noise amplifier (LNA) design with cascode and cascaded techniques using T-matching network applicable for IEEE 802.16 standard. The amplifier use FHX76LP Low Noise SuperHEMT FET. The LNA designed used T-matching network consisting of lump element reactive element at the input and the output terminal. The cascode and cascaded low noise amplifier (LNA) produced gain of 36.8dB and noise figure (NF) at 1.3dB. The input reflection (S 11 ) and output return loss (S 22 ) are -11.4dB and -12.3dB respectively. The bandwidth of the amplifier is more than 1GHz. The input sensitivity is compliant with the IEEE 802.16 standards.

The Cascode and Cascaded Techniques LNA at 5.8GHz Using T-Matching Network for WiMAX Applications

International Journal of Computer Theory and Engineering, 2012

This project presents the cascode and cascaded techniques LNA at 5.8GHz using T-matching network applicable for worldwide interoperability for microwave access (WIMAX) application. The amplifier uses FHX76LP Low Noise SuperHEMT FET. The LNA designed used T-matching network consisting of lump element reactive element at the input and the output terminal. The cascode and cascaded low noise amplifier (LNA) produced gain of 52.4dB and noise figure (NF) at 1.3dB. The input reflection (S 11) and output return loss (S 22) are-19.71dB and-10.07dB respectively. The bandwidth of the amplifier is more than 1.24GHz. The input sensitivity is compliant with the IEEE 802.16 standards.

The Cascode and Cascaded techniques LNA at 5.8GHz using T-Matching network for Wimax Application

This project presents the cascode and cascaded techniques LNA at 5.8GHz using T-matching network applicable for WIMAX application. The amplifier uses FHX76LP Low Noise SuperHEMT FET. The LNA designed used T-matching network consisting of lump element reactive element at the input and the output terminal. The cascode and cascaded low noise amplifier (LNA) produced gain of 52.4dB and noise figure (NF) of 1.3dB. The input reflection (S 11 ) and output return loss (S 22 ) are -19.71dB and -10.07dB respectively. The bandwidth of the amplifier is more than 1.24GHz. The input sensitivity is compliant with the IEEE 802.16 standards.

Simulation of single stage cascode low noise amplifier at 5.8GHz using t-matching network

2011 Fourth International Conference on Modeling, Simulation and Applied Optimization, 2011

This paper presents a 5.8 GHz single stage cascode low noise amplifier using T-matching techniques for IEEE 802.16 standard. The amplifier use FHX76LP Low Noise SuperHEMT FET. The design simulation process is using Advance Design System (ADS) software. The cascode low noise amplifier (LNA) produced gain of 17.21dB and noise figure (NF) at 0.845dB. The input reflection (S 11) and output return loss (S 22) are-12.71dB and-15.52dB respectively. The bandwidth of the amplifier is 1GHz. The input sensitivity is complying with the IEEE 802.16 standards.

Comparative Analysis of Cascode LNA Performance Based on Microstrip Matching Networks

Abstract: This paper presents a comparative analysis of cascode LNA performance based on Microstrip matching networks applicable for wireless applications. The amplifier use FHX76LP Low Noise SuperHEMT FET. The LNA designed used four types of matching network consisting of lump reactive element at the input and the T-matching network at output terminal. From the analysis results the T-matching network of cascode low noise amplifier (LNA) produced gain of 19.52 dB and noise figure (NF) of 1.01 dB. The input reflection (S11) and output return loss (S22) are -14.73 dB and -12.07 dB respectively. The bandwidth of the amplifier recorded is 1.5GHz. The input sensitivity is compliant with the IEEE 802.16 standards.

Low Noise Figure and High Gain Single Stage Cascoded LNA Amplifier With Optimized Inductive Drain Feedback for WiMAX Application

2013

This project presents a low noise and high gain cascoded LNA amplifier for direct conversion RF front end receiver architecture, which operates at 5.8 GHz unlicensed band. The LNA used Transistor FHX76LP superHEMT low noise FET. This LNA was designed and used inductive feedback and T- matching network consisting of lump reactive at the input and output of the LNA circuit. A single cascoded LNA design was built to meet the standard of IEEE 802.16. The cascoded LNA produced low noise figure of 0.83 dB with high gain of 26.26 dB. The S-parameter for the input reflection S11, output reflection S22, and return loss S12 are of -11.05 dB, -10.5 dB and -30.92 dB respectively. The bandwidth measured is 1.56 GHz, while the input sensitivity is -82.6 dBm which is compliant WiMAX standards. The single stage LNA amplifier simulated using Ansoft Designer SV.