Design and simulation of a Low Noise Amplifier (LNA) at 1.575 GHz using Keysight ADS, targeting GPS L1 applications with optimized gain and noise figure
This project focuses on the design and simulation of a Low Noise Amplifier (LNA) operating at 1.575 GHz, suitable for GPS L1-band applications. The design is implemented using Keysight Advanced Design System (ADS) with a focus on achieving low noise figure and high gain.
📌 Features Operating Frequency: 1.575 GHz (GPS L1 Band)
High Gain and Low Noise Figure
Input and Output Impedance Matching
Biasing Circuit Design
Simulation using Keysight ADS
🛠️ Tools & Components Software: Keysight ADS
Transistor: (e.g., ATF-54143 / placeholder — update if known)
Design Blocks:
Bias Network
Matching Networks
Stability Analysis
📊 Simulation Results S-Parameters (S11, S21, S22)
Noise Figure (NF)
Stability Factor (K > 1)
Gain > 15 dB (as per target)
Input/Output Return Loss < –10 dB
📁 Files Included ADS workspace files (.ads, .dsn)
Schematic and layout
Simulation plots and data
Design report (if available)
🔍 Applications GPS Receivers (L1 Band – 1.575 GHz)
Satellite Communication Front-Ends
RF Signal Conditioning
📎 Author Swaroop Shinde B.Tech ECE | RF & Analog Circuit Design Enthusiast