Karim Ali

According to our database, Karim Ali authored at least 11 papers between 2021 and 2026.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2026

35.5 Fully Integrated Backscattered WiFi 802.11b Transmitter with Active Harmonics and Image Rejection for 30dB IRR and 36dB HRR at ${0. 8 8} {\mu} \mathrm{W}$.

Ruiyuan Yang, Karim Ali, Massimo Alioto

Proceedings of the IEEE International Solid-State Circuits Conference, 2026

Fully Integrated Mm-Scale 5G RF MIMO Harvester with -40dBm Sensitivity and Spatial MPPT via Hybrid Transformer-Based Combining/Shifting.

Andrea Ballo, Ruiyuan Yang, Karim Ali, Massimo Bruno Alioto

Proceedings of the IEEE International Solid-State Circuits Conference, 2026

Smart Imager with Object Detection Exploiting Edge-Frame-Base Processing and Bounding Box Extraction for μW Power Purely-Harvested Sensor Nodes.

Hayate Okuhara, Udari De Alwis, Liu Yue, Karim Ali Ahmed, Massimo Alioto

Proceedings of the Design, Automation & Test in Europe Conference, 2026

Multi-Spectral Filter-Less Computational Imager in Standard CMOS for Beyond-Visible Ubiquitous Machine Vision and Flexible Adaptation to Application.

Udara Samurdhi Harshanga Kalingage, Karim Ali, Ruiyuan Yang, Massimo Alioto

Proceedings of the IEEE Custom Integrated Circuits Conference, 2026

2025

Sub- μ W Battery-Less and Oscillator-Less Wi-Fi Backscattering Transmitter Reusing RF Signal for Harvesting, Communications, and Motion Detection.

Marco Privitera, Andrea Ballo, Karim Ali Ahmed, Alfio Dario Grasso, Massimo Alioto

CoRR, August, 2025

2023

Super-Cutoff Analog Building Blocks for pW/Stage Operation and Demonstration of 78-pW Battery-Less Light-Harvested Wake-Up Receiver down to Moonlight.

Joydeep Basu, Luigi Fassio, Karim Ali, Massimo Alioto

Proceedings of the 2023 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits), 2023

55pW/pixel Peak Power Imager with Near-Sensor Novelty/Edge Detection and DC-DC Converter-Less MPPT for Purely Harvested Sensor Nodes.

Karim Ali Ahmed, Hayate Okuhara, Massimo Alioto

Proceedings of the IEEE International Solid- State Circuits Conference, 2023

A 0.4V 12b Comparator Offset Injection Assisted SAR ADC achieving 0.425 fJ/conv-step.

Japesh Vohra, Karim Ali Ahmed, Massimo Alioto

Proceedings of the 49th IEEE European Solid State Circuits Conference, 2023

Single-Antenna Backscattered BLE5 Transmitter with up to 97m Range, 10.6 μW Peak Power for Purely-Harvested Green Systems.

Karim Ali Ahmed, Ruiyuan Yang, Praveenakumar Shivappa Salamani, Viveka Konandur Rajanna, Massimo Alioto

Proceedings of the 49th IEEE European Solid State Circuits Conference, 2023

2022

Imager with Dynamic LSB Adaptation and Ratiometric Readout for Low-Bit Depth 5-μW Peak Power in Purely-Harvested Systems.

Karim Ali Ahmed, Longyang Lin, Praveenakumar Shivappa Salamani, Massimo Alioto

Proceedings of the IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits 2022), 2022

2021

Battery-Less IoT Sensor Node with PLL-Less WiFi Backscattering Communications in a 2.5-μW Peak Power Envelope.

Longyang Lin, Karim Ali Ahmed, Praveenakumar Shivappa Salamani, Massimo Alioto

Proceedings of the 2021 Symposium on VLSI Circuits, Kyoto, Japan, June 13-19, 2021, 2021