activity
20142026
most citedLoRea: A Backscatter Architecture that Achieves a Long Communication Range

64 citations · 131 across the 8 of their papers we have counts for

collaborators

10 papers

cs.NI2026

LoopHIL: Looping Hardware into LLM-assisted Agents for Wireless Embedded Systems

Dhairya Shah, Spanddhana Sara, Savitha Viswanadh Kandala +1

LLM agents are widely used for software development and debugging, but their adoption in embedded systems, especially for wireless tasks, remains limited. This is because embedded…

cs.NI2026

HILO: Enabling Low-power, Dual-Band Communication using Tunnel Diode Oscillators

Dhairya Shah, Rajashekar Reddy Chinthalapani, Pramuka Sooriya Patabandige +1

Wireless communication remains the most power-consuming operation in embedded systems. Low-power transmitters such as backscatter achieve microwatt-scale operation but produce weak…

cs.LG2024★ 1 cited

TinyLLM: A Framework for Training and Deploying Language Models at the Edge Computers

Savitha Viswanadh Kandala, Pramuka Medaranga, Ambuj Varshney

Language models have gained significant interest due to their general-purpose capabilities, which appear to emerge as models are scaled to increasingly larger parameter sizes. Howe…

cs.ET2024

TunnelSense: Low-power, Non-Contact Sensing using Tunnel Diodes

Lim Chang Quan Thaddeus, C. Rajashekar Reddy, Yuvraj Singh Bhadauria +3

Sensing the motion of physical objects in an environment enables numerous applications, from tracking occupancy in buildings and monitoring vital signs to diagnosing faults in mach…

eess.IV2024

PixelGen: Rethinking Embedded Camera Systems

Kunjun Li, Manoj Gulati, Steven Waskito +3

Embedded camera systems are ubiquitous, representing the most widely deployed example of a wireless embedded system. They capture a representation of the world - the surroundings i…

cs.SD2023

VoCopilot: Voice-Activated Tracking of Everyday Interactions

Sheen An Goh, Manoj Gulati, Ambuj Varshney

Voice plays an important role in our lives by facilitating communication, conveying emotions, and indicating health. Therefore, tracking vocal interactions can provide valuable ins…

cs.NI2020★ 59 cited

TunnelScatter: Low Power Communication for Sensor Tags using Tunnel Diodes

Ambuj Varshney, Andreas Soleiman, Thiemo Voigt

Due to extremely low power consumption, backscatter has become the transmission mechanism of choice for battery-free devices that operate on harvested energy. However, a limitation…

cs.NI2018★ 2 cited

Visible Light Communication for Wearable Computing

Ambuj Varshney, Luca Mottola, Thiemo Voigt

Visible Light Communication (VLC) is emerging as a means to network computing devices that ameliorates many hurdles of radio-frequency (RF) communications, for example, the limited…

cs.NI2016★ 64 cited

LoRea: A Backscatter Architecture that Achieves a Long Communication Range

Ambuj Varshney, Oliver Harms, Carlos Perez Penichet +3

There is the long-standing assumption that radio communication in the range of hundreds of meters needs to consume mWs of power at the transmitting device. In this paper, we demons…

cs.OH2014★ 5 cited

dRTI: Directional Radio Tomographic Imaging

Bo Wei, Ambuj Varshney, Wen Hu +3

Radio tomographic imaging (RTI) enables device free localisation of people and objects in many challenging environments and situations. Its basic principle is to detect the changes…