AlN BAW Filters for Space Applications

Designing high-performance acoustic wave filters for ISRO

Guide: Prof. Apurba Laha

Duration: Sep 2024 - Feb 2025

  • Designed a 3.6 GHz AlN BAW SMR achieving Q-factor of 6650 and 25.15% coupling coefficient in COMSOL
  • Implemented BVD and Mason equivalent circuit models for bandpass filters achieving 99.1 MHz bandwidth
  • Investigated the incorporation of a ferroelectric layer for a three-electrode structure to make frequency-tunable filters