Conference Proceedings
- Z. Gao, Y. Chen, and T. Chen, “Swirls: Sniffing Wi-Fi using radios with low sampling rates,” in Proc. ACM International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing (MobiHoc’23), 2023.
- P. Promponas, T. Chen, and L. Tassiulas, “Optimizing sectorized wireless networks: Model, analysis, and algorithm,” in Proc. ACM International Symposium on Theory, Algorithmic Foundations, and Protocol Design for Mobile Networks and Mobile Computing (MobiHoc’23), 2023. [ tech report ]
- T. Mano, T. Ferreira de Lima, Y.-K. Huang, Z. Wang, W. Ishida, E. Ip, A. D’Amico, S. Okamoto, T. Inoue, H. Nishizawa, V. Curri, G. Zussman, D. Kilper, T. Chen, T. Wang, K. Asahi, and K. Takasugi, “First field demonstration of automatic WDM optical path provisioning over alien access links for data center exchange,” in Proc. European Conference on Optical Communication (ECOC’23), 2023.
- A. Raj, Z. Wang, F. Slyne, T. Chen, D. Kilper, and M. Ruffini, “Self-normalizing neural network, enabling one shot transfer learning for modeling EDFA wavelength dependent gain,” in Proc. European Conference on Optical Communication (ECOC’23), 2023.
- R. Raj, S. Xie, Z. Wang, T. Chen, and D. Kilper, “Machine learning-based Raman tilt prediction in a ROADM transmission system,” in Proc. European Conference on Optical Communication (ECOC’23), 2023.
- Z. Wang, D. Kilper, and T. Chen, “Transfer learning-based ROADM EDFA wavelength dependent gain prediction using minimized data collection,” in Proc. IEEE/Optica Optical Fiber Communication Conference (OFC’23), Paper Th2A.1, 2023.
- Y. K. Huang, Z. Wang, E. Ip, Z. Qi, G. Zussman, D. Kilper, K. Asahi, H. Kageshima, Y. Aono, and T. Chen, “Field trial of coexistence and simultaneous switching of real-time fiber sensing and 400GbE supporting DCI and 5G mobile services,” in Proc. IEEE/Optica Optical Fiber Communication Conference (OFC’23), Paper W3H.4, 2023. “Top-Scored Paper”
- Z. Wang, E. Akinrintoyo, D. Kilper, and T. Chen, “Optical signal spectrum prediction using machine learning and in-line channel monitors in a multi-span ROADM system,” in Proc. European Conference on Optical Communication (ECOC’22), 2022. [PDF]
- B. Lantz, J. Yu, A. Bhardwaj, A. A. Díaz-Montiel, A. Quraishy, S. Santaniello, T. Chen, R. Fujieda, A. Mukhopadhyay, G. Zussman, M. Ruffini, and D. Kilper, “SDN-controlled dynamic front-haul provisioning, emulated on hardware and virtual COSMOS optical x-haul testbeds,” in Proc. IEEE/OSA Optical Fiber Communication Conference (OFC’21), M2B.8, 2021.
- X. Gu, A. Paidimarri, B. Sadhu, C. Baks, S. Lukashov, M. Yeck, Y. Kwark, T. Chen, G. Zussman, I. Seskar, and A. Valdes-Garcia, “Development of a compact 28-GHz software-defined phased array for a city-scale wireless research testbed,” in Proc. IEEE MTT-S International Microwave Symposium (IMS’21), 2021. Advanced Practical Paper Competition (APPC) Finalist
- A. Nagulu, S. Garikapati, I. Kadota, M. Essawy, T. Chen, A. Natarajan, G. Zussman, and H. Krishnaswamy, “Full-duplex receiver with wideband multi-domain FIR cancellation based on stacked-capacitor, N-path switched-capacitor delay lines achieving >+54dB SIC Across 80MHz BW and >+15dBm TX power handling,” in Proc. IEEE International Solid-State Circuits Conference (ISSCC’21), 2021.
- S. Garikapati, A. Gaonkar, A. Nagulu, T. Chen, G. Zussman, and H. Krishnaswamy, “Performance comparison of time-domain and frequency-domain RF self-interference cancellation in full-duplex wireless systems,” in Proc. Asilomar Conference on Signals, Systems, and Computers (invited), 2020.
- D. Raychaudhuri, I. Seskar, G. Zussman, T. Korakis, D. Kilper, T. Chen, J. Kolodziejski, M. Sherman, Z. Kostic, X. Gu, H. Krishnaswamy, S. Maheshwari, P. Skrimponis, and C. Gutterman, “Challenge: COSMOS: A city-scale programmable testbed for experimentation with advanced wireless,” in Proc. ACM International Conference on Mobile Computing and Networking (MobiCom’20), 2020.
- A. Nagulu, A. Gaonkar, S. Ahasan, T. Chen, G. Zussman, and H. Krishnaswamy, “A full-duplex receiver leveraging multiphase switched-capacitor-delay based multi-domain FIR filter cancellers,” in Proc. IEEE Radio Frequency Integrated Circuits Symposium (RFIC’20), 2020.
- A. Minakhmetov, C. Gutterman, T. Chen, J. Yu, C. Ware, L. Iannone, D. Kilper, and G. Zussman, “Experiments on cloud-RAN wireless handover using optical switching in a dense urban testbed,” in Proc. IEEE/OSA Optical Fiber Communication Conference (OFC’20), Th2A.25, 2020.
- J. Yu, C. Gutterman, A. Minakhmetov, M. Sherman, T. Chen, S. Zhu, G. Zussman, I. Seskar, and D. Kilper, “Dual use SDN controller for management and experimentation in a field deployed testbed,” in Proc. IEEE/OSA Optical Fiber Communication Conference (OFC’20), T3J.3, 2020.
- A. Nagulu, T. Chen, G. Zussman, and H. Krishnaswamy, “Non-magnetic 180nm SOI circulator with multi-watt power handling based on switched capacitor clock boosting,” in Proc. IEEE International Solid-State Circuits Conference (ISSCC’20), 2020.
- T. Chen, M. Baraani Dastjerdi, J. Zhou, H. Krishnaswamy, and G. Zussman, “Wideband full-duplex wireless via frequency-domain equalization: Design and experimentation,” in Proc. ACM International Conference on Mobile Computing and Networking (MobiCom’19), 2019.
- A. Nagulu, T. Chen, G. Zussman, and H. Krishnaswamy, “A full-duplex radio using a CMOS non-magnetic circulator achieving +95 dB overall SIC,” in Proc. IEEE AP-S Symposium on Antennas and Propagation and CNC/USNC-URSI Joint Meeting (AP-S/URSI’19) (invited), 2019.
- T. Chen, M. Baraani Dastjerdi, H. Krishnaswamy, and G. Zussman, “Wideband full-duplex phased array with joint transmit and receive beamforming: optimization and rate gains,” in Proc. ACM International Symposium on Mobile Ad Hoc Networking and Computing (MobiHoc’19), 2019. Best Paper Finalist
- J. Yu, T. Chen, C. Gutterman, S. Zhu, G. Zussman, I. Seskar, and D. Kilper, “COSMOS: Optical architecture and prototyping,” in Proc. IEEE/OSA Optical Fiber Communication Conference (OFC’19), M3G.3 (invited), 2019.
- T. Chen, J. Diakonikolas, J. Ghaderi, and G. Zussman, “Fairness and delay in heterogeneous half- and full-duplex wireless networks,” in Proc. Asilomar Conference on Signals, Systems, and Computers (invited), 2018.
- M. Baraani Dastjerdi, T. Chen, N. Reiskarimian, G. Zussman, and H. Krishnaswamy, “Self-interference cancellation via beamforming in an integrated full duplex circulator-receiver phased array,” in Proc. IEEE International Conference on Signal Processing and Communications (SPCOM) (invited), 2018.
- M. Baraani Dastjerdi, N. Reiskarimian, T. Chen, G. Zussman, and H. Krishnaswamy, “Full duplex circulator-receiver phased array employing self-interference cancellation via beamforming,” in Proc. IEEE Radio Frequency Integrated Circuits Symposium (RFIC’18), 2018.
- T. Chen, J. Diakonikolas, J. Ghaderi, and G. Zussman, “Hybrid scheduling in heterogeneous half- and full-duplex wireless networks,” in Proc. IEEE International Conference on Computer Communications (INFOCOM’18), 2018.
- T. Chen, J. Ghaderi, D. Rubenstein, and G. Zussman, “Maximizing broadcast throughput under ultra-low-power constraints,” in Proc. ACM International Conference on emerging Networking EXperiments and Technologies (CoNEXT’16), 2016. Best Paper Award
- H. Krishnaswamy, G. Zussman, J. Zhou, J. Marasevic, T. Dinc, N. Reiskarimian, and T. Chen, “Full-duplex in a hand-held device – From fundamental physics to complex integrated circuits, systems and networks: An overview of the Columbia FlexICoN project,” in Proc. Asilomar Conference on Signals, Systems, and Computers (invited), 2016.
- R. Margolies, G. Grebla, T. Chen, D. Rubenstein, and G. Zussman, “Panda: Neighbor discovery on a power harvesting budget,” in Proc. IEEE International Conference on Computer Communications (INFOCOM’16), 2016.
- T. Chen, S. Zhou, W. Chen, and Z. Niu, “Power control policies for a wireless link with energy harvesting transmitter and receiver,” in Proc. IEEE International Symposium on Modeling and Optimization in Mobile, Ad Hoc and Wireless Networks (WiOpt’14), 2014.
Journals
- Z. Wang, Y.-K. Huang, E. Ip, Z. Qi, G. Zussman, D. Kilper, K. Asahi, H. Kageshima, Y. Aono, and T. Chen, “Field trial of coexistence and simultaneous switching of real-time fiber sensing and coherent 400 GbE in a dense urban environment,” IEEE/Optica Journal of Lightwave Technology (JLT) (to appear), 2023. Invited Paper to the Special Issue on Top-Scored Papers from IEEE/Optica OFC’23
- Z. Wang, D. Kilper, and T. Chen, “Open EDFA gain spectrum dataset and its applications in data-driven EDFA gain modeling,” IEEE/Optica Journal of Optical Communications and Networking (JOCN), vol. 15, no. 9, pp. 588-599, Sept. 2023. [dataset]
- T. Chen, P. Maddala, P. Skrimponis, J. Kolodziejski, A. Adhikari, H. Hu, Z. Gao, A. Paidimarri, A. Valdes-Garcia, S. Rangan, G. Zussman, and I. Seskar, “Programmable and open-access millimeter-wave radios in the COSMOS testbed: Design, deployment, and experimentation,” Computer Networks (COMNET) (invited), vol. 76, pp. 109922, Mar. 2023.
- E. Akinrintoyo, Z. Wang, B. Lantz, T. Chen, and D. Kilper, “Reconfigurable topology testbeds: A new approach to optical system experiments,” Optical Fiber Technology, Special Issue on Novel Optical Networking Architectures and Open Interfaces for 5G and Future 6G Networks (OFT) (invited), vol. 76, pp. 103243, Mar. 2023.
- T. Chen, J. Yu, A. Minakhmetov, C. Gutterman, M. Sherman, S. Zhu, S. Santaniello, A. Biswas, I. Seskar, G. Zussman, and D. Kilper, “A software-defined programmable testbed for beyond-5G optical-wireless experimentation at city-scale,” IEEE Network, Special Issue on Next-Generation Optical Access Networks to Support Super-Broadband Services and 5G/6G Mobile Networks, vol. 36, no. 2, pp. 90-99, 2022.
- M. Kohli, T. Chen, M. Baraani Dastjerdi, J. Welles, I. Seskar, H. Krishnaswamy, and G. Zussman, “Open-access full-duplex wireless in the ORBIT and COSMOS testbeds,” Computer Networks, Special Issue on Advances in Experimental Wireless Platforms and Systems (invited), no. 199, pp. 108420, Aug. 2021.
- T. Chen, M. Baraani Dastjerdi, H. Krishnaswamy, and G. Zussman, “Wideband full-duplex phased array with joint transmit and receive beamforming: Optimization and rate gains,” IEEE/ACM Transactions on Networking, vol. 29, no. 4, pp.1591-1604, Aug. 2021.
- T. Chen, S. Garikapati, A. Nagulu, A. Gaonkar, M. Kohli, I. Kadota, H. Krishnaswamy, and G. Zussman, “A survey and quantitative evaluation of integrated circuit-based antenna interfaces and self-interference cancellers for full-duplex,” IEEE Open Journal of the Communications Society, Special issue on Full-Duplex Transceivers for Future Networks: Theory and Techniques, vol. 2, pp. 1753-1776, Jul. 2021.
- J. Du, D. Chizhik, R. Valenzuela, R. Feick, G. Castro, M. Rodriguez, T. Chen, M. Kohli, and G. Zussman, “Directional measurements in urban street canyons from macro rooftop sites at 28GHz for 90% outdoor coverage,” IEEE Transactions on Antennas and Propagation, vol. 69, no. 6, pp. 3459-3469, Jun. 2021.
- A. Nagulu, A. Gaonkar, S. Ahasan, S. Garikapati, T. Chen, G. Zussman, and H. Krishnaswamy, “A full-duplex receiver with true-time-delay cancelers based on switched-capacitor-networks operating beyond the delay-bandwidth limit,” IEEE Journal of Solid-State Circuits, vol. 56, no. 5, pp. 1398-1411, May 2021.
- A. Nagulu, T. Chen, G. Zussman, and H. Krishnaswamy, “Multi-Watt, 1GHz CMOS circulator based on switched-capacitor clock boosting,” IEEE Journal of Solid-State Circuits, vol. 55, no. 12, pp. 3308-3321, Dec. 2020.
- T. Chen, J. Diakonikolas, J. Ghaderi, and G. Zussman, “Hybrid scheduling in heterogeneous half- and full-duplex wireless networks,” IEEE/ACM Transactions on Networking, vol. 28, no. 2, pp. 764-777, Apr. 2020.
- N. Reiskarimian, T. Dinc, J. Zhou, T. Chen, M. Baraani Dastjerdi, J. Diakonikolas, G. Zussman, and H.Krishnaswamy, “A one-way ramp to a two-way highway: Integrated magnetic-free non-reciprocal antenna interfaces for full duplex wireless,” IEEE Microwave Magazine (invited), vol. 20, no. 2, pp. 56-75, Feb. 2019.
- T. Chen, J. Ghaderi, D. Rubenstein, and G. Zussman, “Maximizing broadcast throughput under ultra-low-power constraints,” IEEE/ACM Transactions on Networking, vol. 26, no. 2, pp. 779-792, Apr. 2018.
- J. Zhou, N. Reiskarimian, J. Marasevic, T. Dinc, T. Chen, G. Zussman, and H. Krishnaswamy, “Integrated full duplex radios,” IEEE Communications Magazine (invited), vol. 55, no. 4, pp. 142-151, Apr. 2017.
- R. Margolies, G. Grebla, T. Chen, D. Rubenstein, and G. Zussman, “Panda: Neighbor discovery on a power harvesting budget,” IEEE Journal on Selected Areas in Communications, Series on Green Communications and Networking, vol. 34, no. 12, pp. 3606-3619, Dec. 2016.
- S. Zhou, T. Chen, W. Chen, and Z. Niu, “Outage minimization for a fading wireless link with energy harvesting transmitter and receiver,” IEEE Journal on Selected Areas in Communications, Special Issue on Wireless Communications Powered by Energy Harvesting and Wireless Energy Transfer, vol. 33, no. 3, pp. 496-511, Mar. 2015.
Book Chapters
- M. Baraani Dastjerdi, T. Chen, G. Zussman, and H. Krishnaswamy, “Multiple-input multiple-output array systems,” invited book chapter in In-Band Full-Duplex Technologies and Applications (ed: K. Kolodziej), Artech House, 2021.
- J. Zhou, T. Chen, Y. Cao, G. Zussman, and H. Krishnaswamy, “Frequency-domain RF cancellation,” invited book chapter in In-Band Full-Duplex Technologies and Applications (ed: K. Kolodziej), Artech House, 2021.
- T. Chen, J. Zhou, G. Zussman, and H. Krishnaswamy, “Integrated Full-Duplex Radios: System concepts, implementations, and experimentation,” invited book chapter in Full-Duplex Communications for Future Wireless Networks (eds: H. Alves, T. Riihonen, and H. Suraweera), pp. 299-320, Springer, 2020.
Patents
- D. Rubenstein, G. Zussman, J. Ghaderi, R. Margolies, T. Chen, G. Grebla, “Systems and methods for throughput enhancement among ultra-low power wireless network devices,” U.S. Patent US 10,200,956 B2, Feb. 2019.
Workshop Proceedings
- Z. Qi, Z. Gao, C.-H. Tung, and T. Chen, “Programmable millimeter-wave MIMO radios with real-time baseband processing,” in Proc. ACM MobiCom’23 Workshop on Wireless Network Testbeds, Experimental Evaluation & CHaracterization (WiNTECH’23), 2023.
- T. Chen, P. Maddala, P. Skrimponis, J. Kolodziejski, X. Gu, A. Paidimarri, S. Rangan, G. Zussman, and I. Seskar, “Programmable and open-access millimeter-wave radios in the PAWR COSMOS testbed,” in Proc. ACM MobiCom’21 Workshop on Wireless Network Testbeds, Experimental evaluation & CHaracterization (WiNTECH’21), 2021.
- M. Kohli, T. Chen, M. Baraani Dastjerdi, J. Welles, I. Seskar, H. Krishnaswamy, and G. Zussman, “Open-access full-duplex wireless in the ORBIT and COSMOS testbeds,” in Proc. ACM MobiCom’20 Workshop on Wireless Network Testbeds, Experimental Evaluation & CHaracterization (WiNTECH’20) (invited), 2020.
- T. Chen, M. Kohli, T. Dai, A. D. Estigarribia, D. Chizhik, J. Du, R. Feick, R. Valenzuela, and G. Zussman, “28GHz channel measurements in the COSMOS testbed deployment area,” in Proc. ACM MobiCom’19 Workshop on Millimeter-Wave Networks and Sensing Systems (mmNets’19), 2019.
- T. Chen, J, Welles, M. Kohli, M. Baraani Dastjerdi, J. Kolodziejski, M. Sherman, I. Seskar, H. Krishnaswamy, and G. Zussman, “Experimentation with full-duplex wireless in the COSMOS testbed,” in Proc. IEEE ICNP’19 Workshop on Midscale Education and Research Infrastructure and Tools (MERIT’19), 2019.
- C. Gutterman, A. Minakhmetov, J. Yu, M. Sherman, T. Chen, S. Zhu, I. Seskar, D. Raychaudhuri, D. Kilper, and G. Zussman, “Programmable optical x-haul network in the COSMOS testbed,” in Proc. IEEE ICNP’19 Workshop on Midscale Education and Research Infrastructure and Tools (MERIT’19), 2019.
- A. Nagulu, T. Chen, G. Zussman, and H. Krishnaswamy, “A single antenna full-duplex radio using a non-magnetic, CMOS circulator with in-built isolation tuning,” in Proc. IEEE ICC’19 Workshop on Full-Duplex Communications for Future Wireless Networks (invited), 2019.
- T. Chen, J. Ghaderi, D. Rubenstein, and G. Zussman, “Performance evaluation of energy-constrained broadcast (EconCast) in wireless networks,” in Proc. IEEE WCNC’17 Workshop on Energy Harvesting and Remotely Powered Wireless Communications for the IoT (invited), 2017.
- J. Marasevic, T. Chen, J. Zhou, N. Reiskarimian, H. Krishnaswamy, and G. Zussman, “Full-duplex wireless: algorithms and rate improvement bounds for integrated circuit implementations,” in Proc. ACM HotWireless’16 (invited), 2016.
Demonstrations and Posters (Peer Reviewed)
- M. Kohli, T. Chen, J. Welles, M. Baraani Dastjerdi, J. Kolodziejski, M. Sherman, I. Seskar, H. Krishnaswamy, and G. Zussman, “Demo: Remote experimentation with open-access full-duplex wireless in the COSMOS testbed,” in Proc. ACM MobiCom’20, 2020.
- T. Chen, M. Baraani Dastjerdi, J. Welles, J. Zhou, H. Krishnaswamy, and G. Zussman, “Poster: Enabling wideband full-duplex wireless frequency-domain equalization,” in Proc. ACM MobiCom’19, 2019. ACM MobiCom Student Research Competition (SRC) Winner – First Place
- T. Chen, M. Baraani Dastjerdi, G. Farkash, J. Zhou, H. Krishnaswamy, and G. Zussman, “Demo abstract: Open-access full-duplex wireless in the ORBIT testbed,” in Proc. IEEE INFOCOM’18, 2018.
- T. Chen, J. Zhou, M. Baraani Dastjerdi, J. Diakonikolas, H. Krishnaswamy, and G. Zussman, “Demo abstract: Full-duplex with a compact frequency domain equalization-based RF canceller,” in Proc. IEEE INFOCOM’17, 2017.
- T. Chen, G. Chen, S. Jain, R. Margolies, G. Grebla, D. Rubenstein, and G. Zussman, “Demo abstract: Power-aware neighbor discovery for energy harvesting things,” in Proc. ACM SenSys’16, 2016.
- T. Chen, J. Zhou, N. Grimwood, R. Fogel, J. Marasevic, H. Krishnaswamy, and G. Zussman, “Demo: Full-duplex wireless based on a small-form-factor analog self-interference canceller,” in Proc. ACM MobiHoc’16, 2016.
Preprints and Technial Reports
- P. Promponas, T. Chen, and L. Tassiulas, “Optimizing sectorized wireless networks: Model, analysis, and algorithm,” arXiv: 2308.10970 [cs.NI], Aug. 2023. [ link ]
- Z. Wang, D. Kilper, and T. Chen, “An open EDFA gain spectrum dataset and its applications in data-driven EDFA gain modeling,” Optica Open Preprint: 105602, Apr. 2023. [ link ]