At Pulse Echo, we develop next-generation ultrasound imaging technologies by combining advanced signal processing, machine learning, and embedded computing. Our projects cover the complete imaging chain — from hardware front-ends and acoustic simulations to intelligent beamforming algorithms and clinical applications such as automated lung ultrasound and flow imaging. Explore our research areas below, along with the grants that fund this work.
Ultrasound Systems
Custom hardware and transducer designs for next-gen imaging
Customized Front End Coming Soon
Details on custom analog front-end designs will be available shortly.
3D Printed Masks Coming Soon
Research on 3D printed acoustic masks for beam shaping is underway.
Flexible Array Imaging Coming Soon
Flexible transducer array designs for conformable imaging surfaces.
Simulations, Modeling & Phantoms
Computational tools and physical models for validation and testing
Acoustic Lens Coming Soon
Acoustic lens design and modeling for focused ultrasound applications.
Simulations Coming Soon
Wave propagation and system-level ultrasound simulations.
Phantoms Coming Soon
Custom tissue-mimicking phantoms for imaging validation.
Ultrasound Software
Advanced beamforming and reconstruction algorithms
Structural Imaging →
Specular Beamforming • Beamformer for Contrast + Resolution • Reconfigurable Beamforming
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Flow Imaging →
Combining high framerate ultrasound with angle independent vector flow imaging.
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Neural Beamforming →
Accelerating computationally complex and adaptive beamformers through neural network accelerators.
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3D / Multi-view Imaging Coming Soon
Multi-perspective imaging and 3D reconstruction techniques.
Attenuation Correction Coming Soon
Compensating for tissue-dependent signal attenuation in imaging.
Aberration Correction Coming Soon
Correcting wavefront distortions caused by heterogeneous tissue layers.
Applications
Translating research into clinical and real-world solutions
Automated Lung Ultrasound →
Developing end-to-end solutions for lung imaging by analyzing ultrasound images and videos.
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Needle Tracking Coming Soon
Real-time needle visualization for ultrasound-guided interventions.
Wrist Imaging Coming Soon
Musculoskeletal ultrasound imaging of the wrist and small joints.
Sonomyography Coming Soon
Ultrasound-based muscle activity sensing for human-machine interfaces.
Ultrasound Localization Microscopy Coming Soon
Super-resolution vascular imaging beyond the diffraction limit.
Research Grants
Current Projects
| No. | Title | Funding Organization | Amount | Duration | Role |
| 1 | A flexible array ultrasound imaging system for hands free automatic and continuous assessment of the blood flow and tissue dynamics | Ministry of Education (MoE) Singapore Academic Research Fund (AcRF) Tier 1 | SGD 149,950 | Dec 2024 – Dec 2026 | PI |
Completed Projects (worth 200k USD)
| No. | Title | Funding Organization | Amount | Duration | Role |
| 1 | Intelligent Agent for ultrasound image analysis using Deep Reinforcement Learning | MITACS Global Link Research Award | CAD 6000 | Jan 2024-June 2024 | Co-PI |
| 2 | Learning based Beamformer for Point of Care Ultrasound Systems | Samsung Research India Bangalore | INR 12,17,760 | Aug 2023 – Mar 2024 | PI |
| 3 | Automatic Target Detection using Simulated Side Scan and Multi-beam Echo Sounder Images | Center for Artificial Intelligence and Robotics (CAIR), India | INR 19,65,408 | Aug 2022-May 2024 | PI |
| 4 | Robust receive beamforming algorithm for underwater sonar imaging system for Mine Like Object Detection in the presence of reverberation | Naval Physical and Oceanographic Laboratory (NPOL), India | INR 9,89,218 | July 2022 – June 2023 | PI |
| 5 | Cognitive Ultrasound Imaging | NVIDIA Corporation Hardware Research Grant | CLARA AGX Developer board worth USD 10,000 | Nov 2021 | PI |
| 6 | Aberration Correction for Diagnostic Ultrasound Imaging | GE Healthcare | Internship Student Funding, ML350 Compute | June 2022 – July 2023 | PI |
| 7 | Investigation of a portable, affordable, and self-guided bedside ultrasound system for tissue and blood velocity imaging | Early Career Research (ECR) award, Science and Engineering Research Board (SERB), India | INR 49,01,830 | March 2019 – June 2022 | PI |
| 8 | An automated lung ultrasound workflow for diagnostic assistance in COVID-19 and beyond | COVID19 Special Core Research Grant, Science and Engineering Research Board (SERB), India | INR 12,02,960 | Aug 2020 – Aug 2021 | PI |
| 9 | Automated Lung Ultrasound for COVID-19 Screening and Monitoring | CSR Fund – Federal Bank Limited, India | INR 6,00,000 | May 2020 – October 2020 | PI |
| 10 | Development of a Real Time Spectral Analysis and Filtering System Based on Lyrtech SFF | Temasek Laboratories/DSO National Labs, Defence Science and Technology Agency (DSTA), Singapore | SGD 64,000 | Sep 2008 – Sep 2009 | Co-PI |