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Sayed Afzal

Graduate Student
Contact Information:
Groups
Project Research

Battery-free wireless underwater camera

More than 95% of the ocean has never been observed by humans, even though the ocean plays the largest role in the world's climate system, h…
Project Research

Ocean Logger: A Community-scale Ocean Profiling Sensor Node

Community-scale profiling sensor node for  ocean monitoring and community coordination of fishing activities. 
Project Research

Zero-Power Oceans Internet of Things

Our Oceans IoT technologies enable new applications in climate and ecological monitoring, aquaculture, energy, and robotic navigation. …
Project Research

PAB-QAM: Higher-Order Modulation for Underwater Backscatter

PAB-QAM  is a new system that achieves higher-order modulation with the current PAB sensor design. PAB relies on the piezoelectric eff…
Project Research

Scalable and Ultra-Low Power Ocean IoT

We present the design, implementation, and evaluation of 𝑈2𝐵, a technology that enables scalable ad ultra-low power ocean IoT.  At the…
Project Research

Battery-Free Underwater GPS

Can we build a battery-free underwater GPS? While underwater localization is a long-studied problem,  we seek to bring it to batt…
Project Research

Battery-Free Subsea Internet-of-Things

We present Piezo-Acoustic Backscatter (PAB), the first technology that enables backscatter networking in underwater environments. PAB relie…