A 1.8 μW 5.5 mm3 ADC-less Neural Implant SoC utilizing 13.2pJ/Sample Time-domain Bi-phasic Quasi-static Brain Communication with Direct Analog to Time Conversion. - Baibhab Chatterjee; K. Gaurav Kumar; Shulan Xiao; Gourab Barik; Krishna Jayant; Shreyas Sen (ESSCIRC, 2022)

A 65 nm 2.02 mW 50 Mbps Direct Analog to MJPEG Converter for Video Sensor Nodes using low-noise Switched Capacitor MAC-Quantizer with automatic calibration and Sparsity-aware ADC. - K. Gaurav Kumar; Gourab Barik; Baibhab Chatterjee; Sumon Bose; Shovan Maity; Shreyas Sen (CICC, 2023)

A 65nm 21.9pJ/Sa Pixel to PWM Conversion SoC with Time-domain Body Communication for ULP Body-Worn Video Sensor Nodes with Distributed Real-Time Inference. - Gourab Barik; Baibhab Chatterjee; K. Gaurav Kumar; Shreyas Sen (CICC, 2024)

TD-dAJC: A 2pJ/Pixel Time-Domain Weight and Integrating-MAC Based Direct-Analog-to-MJPEG Compression for Video Sensor Nodes. - Gourab Barik; Harshit Naman; Yudhajit Ray; Shreyas Sen (CICC, 2025)

A Real-Time Memory-Less In-Sensor Time-Domain Convolution Processor with Programmable Kernel for Feature Extraction. - Harshit Naman; Gourab Barik; Shreyas Sen (ISCAS, 2025)