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Publications

Journal papers

  1. S. Davis*, J. Liu*, B. Cheng*, P. Zeng#, M. Chang$ and N. Cao, ‘In-Sensor Privacy via Mixed-Signal Perturbation and Hardware-Secure Data Reversibility’, IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I) (in revision)
  2. N. Cao, B. Chatterjee@, J. Liu*, B. Cheng*, M. Gong@, M. Chang$, S. Sen@, A. Raychowdhury@, ‘A 65 nm Wireless Image SoC Supporting On-Chip DNN Optimization and Real-Time Computation-Communication Trade-Off via Actor-Critical Neuro-Controller’, IEEE Journal of Solid-State Circuits (JSSC), vol. 57, no. 8, pp. 2545–2559, 2022.
  3. S. Fan@, S. Zhang@, J. Liu*, N. Cao, X. Guo@, J. Li@, X. Zhang@, ‘Power Converter Circuit Design Automation using Parallel Monte Carlo Tree Search’, ACM Transactions on Design Automation of Electronic Systems, vol. 28, no. 2, pp. 1–33, 2022.
  4. R. Saligram, W. Chakraborty, N. Cao, Y. Cao, S. Datta, and A. Raychowdhury, ‘Power Performance Analysis of Digital Standard Cells for 28 nm Bulk CMOS at Cryogenic Temperature using BSIM Models’, IEEE Journal on Exploratory Solid-State Computational Devices and Circuits, vol. 7, no. 2, pp. 193–200, 2021.
  5. F. Karimzadeh, N. Cao, B. Crafton, J. Romberg, and A. Raychowdhury, ‘A Hardware-friendly Approach towards Sparse Neural Networks based on LFSR-generated Pseudo-random Sequences’, IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), vol. 68, no. 2, pp. 751–764, 2020. (IF=3.6)
  6. M. Gong, N. Cao, M. Chang, and A. Raychowdhury, ‘A 65nm thermometer-encoded time/charge-based compute-in-memory neural network accelerator at 0.735 pJ/MAC and 0.41 pJ/Update’, IEEE Transactions on Circuits and Systems II: Express Briefs, vol. 68, no. 4, pp. 1408–1412, 2020.
  7. N. Cao, M. Chang, and A. Raychowdhury, ‘A 65-nm 8-to-3-b 1.0--0.36-V 9.1--1.1-TOPS/W hybrid-digital-mixed-signal computing platform for accelerating swarm robotics’, IEEE Journal of Solid-State Circuits, vol. 55, no. 1, pp. 49–59, 2019.
  8. N. Cao, J. Ting, S. Sen, and A. Raychowdhury, ‘Smart sensing for HVAC control: Collaborative intelligence in optical and IR cameras’, IEEE Transactions on Industrial Electronics (TIE), vol. 65, no. 12, pp. 9785–9794, 2018.
  9. N. Cao, S. B. Nasir, S. Sen, and A. Raychowdhury, ‘Self-optimizing IoT wireless video sensor node with in-situ data analytics and context-driven energy-aware real-time adaptation’, IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), vol. 64, no. 9, pp. 2470–2480, 2017.
  10. A. Amaravati, S. Xu, N. Cao, J. Romberg, and A. Raychowdhury, ‘A light-powered smart camera with compressed domain gesture detection’, IEEE Transactions on Circuits and Systems for Video Technology, vol. 28, no. 10, pp. 3077–3085, 2017.

Conference papers

  1. N. Cao, J. Liu*, B. Cheng*, and M. Chang$, ‘Stochastic Mixed-Signal Circuit Design for In-Sensor Privacy’, in Proceedings of the 41st IEEE/ACM International Conference on Computer-Aided Design (ICCAD), 2022, pp. 1–9.
  2. J. Liu*, B. Cheng*, P. Zeng#, S. Davis*, M. Chang$ and N. Cao, ‘Privacy-by-Sensing with Time-domain Differentially Private Compressed Sensing’, in Proceedings of the 2023 Conference & Exhibition on Design, Automation & Test in Europe (DATE), 2023
  3. S. Fan, N. Cao, S. Zhang, J. Li, X. Guo, and X. Zhang, ‘From Specification to Topology: Automatic Power Converter Design via Reinforcement Learning’, in 2021 IEEE/ACM International Conference On Computer Aided Design (ICCAD), 2021, pp. 1–9. 10
  4. F. Karimzadeh, N. Cao, B. Crafton, J. Romberg, and A. Raychowdhury, ‘Hardware-aware Pruning of DNNs using LFSR-generated Pseudo-random Indices’, in 2020 IEEE International Symposium on Circuits and Systems (ISCAS), 2020, pp. 1–5.
  5. 8. N. Cao, B. Chatterjee, M. Gong, M. Chang, S. Sen, and A. Raychowdhury, ‘A 65nm image processing SoC supporting multiple DNN models and real-time computation-communication trade-off via actor-critical neuro-controller’, in 2020 IEEE Symposium on VLSI Circuits, 2020, pp. 1–2.
  6. N. Cao, M. Chang, and A. Raychowdhury, ‘14.1 a 65nm 1.1-to-9.1 tops/w hybrid-digital-mixed-signal computing platform for accelerating model-based and model-free swarm robotics’, in 2019 IEEE International Solid-State Circuits Conference-(ISSCC), 2019, pp. 222–224.
  7. I. Yoon, N. Cao, A. Amaravati, and A. Raychowdhury, ‘A 55nm 50nJ/encode 13nJ/decode Homomorphic Encryption Crypto-Engine for IoT Nodes to Enable Secure Computation on Encrypted Data’, in 2019 IEEE Custom Integrated Circuits Conference (CICC), 2019, pp. 1–4.
  8. B. Chatterjee, N. Cao, A. Raychowdhury, and S. Sen, ‘Context-aware intelligence in resource-constrained IoT nodes: Opportunities and challenges’, IEEE Design & Test, vol. 36, no. 2, pp. 7–40, 2019.
  9. N. Cao, S. B. Nasir, S. Sen, and A. Raychowdhury, ‘In-sensor analytics and energy-aware self-optimization in a wireless sensor node’, in 2017 IEEE MTT-s international microwave symposium (IMS), 2017, pp. 200–203.
  10. N. Cao, S. Sen, and A. Raychowdhury, ‘Collaborative intelligence in optical/IR camera based wireless sensor nodes for HVAC control’, in 2017 IEEE SENSORS, 2017, pp. 1–3.
  11. S. Xu, N. Cao, J. Romberg, A. Raychowdhury, and Others, ‘A Light-powered, Always-On, Smart Camera with Compressed Domain Gesture Detection’, arXiv preprint arXiv:1605. 08313, 2016.
  12. A. Anvesha, S. Xu, N. Cao, J. Romberg, and A. Raychowdhury, ‘A Light-powered," Always-On", Smart Camera with Compressed Domain Gesture Detection’, in Proceedings of the 2016 International Symposium on Low Power Electronics and Design, 2016, pp. 118–123.