SPARC Lab News

• (Sep 25) Congratulations to Ayan Biswas for receiving the NSF Student Travel Grant Award to attend the IEEE-EMBS International Conference on Body Sensor Networks (BSN) 2025.
  
• (Sep 25) Congratulations to our graduate students Samyadip Sarkar, Lingke Ding, and Ayan Biswas, and thanks to our collaborator Dr. Baibhab Chatterjee for having four papers accepted at IEEE MAPCON 2025.
  
• (Aug 25) SparcLab's chip design work is featured as Purdue's Chipshub platform is named the official NSF Chip Design Hub, backed by a $7M grant over five years from the National Science Foundation (NSF). This initiative aims to expand chip design education and research nationwide. (Read the Announcement) (Purdue News Spotlight)
  
• (Aug 25) Prof. Shreyas Sen attended IEEE SSCS Toronto 2025 and delivered a talk at University of Toronto.
  
• (Jul 25) Ixana is featured in the prestigious EETimes Silicon 100 for the third consecutive year (2023, 2024, and 2025), as one of only two companies in the RF/IoT segment.
  
• (Mar 25) Ixana showcased live demonstrations of its advanced Wi-R technology and presented two papers (12.2 and 20.11) at the IEEE International Solid-State Circuits Conference (ISSCC).
  
• (Mar 25) Ixana presented its Wi-R technology at the US Capitol Hill, highlighting its potential for revolutionizing secure warfighter communication.
  
• (Jan 25) Prof. Shreyas Sen and the Ixana team attended the Consumer Electronics Show (CES) in Las Vegas, holding numerous meetings with customers and partners over 3 days.
  
• (Jan 25) SparcLab has secured a research grant from the TSMC Center for Secure Microelectronics Ecosystem (CSME) to advance work on Post-Quantum Cryptography side-channel attacks.
  
• (Nov 24) Congratulations to Md Faizul Bari on successfully defending his PhD thesis. He will be joining Qualcomm as AI Researcher.
• (Aug 24) Purdue Innovates Ventures has "doubled down" on its investment in Ixana, backing its revolutionary "Body-Internet Platform" technology.
  
• (Aug 24) Ixana and its patented Wi-R technology are featured in the Indiana Economic Development Corporation's annual yearbook.
  
• (Aug 24) Ixana announces a strategic alliance with OTTO Engineering to revolutionize soldier communications using its game-changing Wi-R technology. (Read the Announcement)
  
• (Aug 24) Ixana's Wi-R technology for on-body video streaming, which slashes energy use by 100x compared to Wi-Fi, wins two CES 2024 Innovation Awards. (View Post)
  
• (Aug 24) A paper is published in Nature Electronics detailing broadband communication to the brain using Electro-Quasistatic fields for wireless implants. Congratulations to the first author Baibhab Chatterjee. (View Paper)
  
• (Jul 24) Congratulations to Arunashish Datta on successfully defending his PhD thesis. He will be joining Ixana.
• (Jul 24) Congratulations to Archisman Ghosh on successfully defending his PhD thesis. He will also be joining Ixana.
• (Jul 24) Prof. Shreyas Sen delivered an IEEE SSCS Distinguished Lecture at Intel Labs, Hillsboro, Oregon.
  
• (Jun 24) Prof. Shreyas Sen presented an invited talk on "Human-Inspired Distributed Wearable AI" at the Design Automation Conference (DAC).
  
• (Feb 24) Prof. Shreyas Sen presented an invited tutorial on "Circuit-Techniques for Resilience to Side-Channel Attacks" at IEEE ISSCC.
  
• (Jan 24) Ixana, a Purdue spin-off founded by Prof. Sen, won the IoT Wearables Innovation of the Year award at the IoT Breakthrough Awards.
  
• (Jan 24) SparcLab has begun work on a ~$4.5M IARPA grant (Phase III) in collaboration with Expedition Technology.
  
• (Dec 23) Congratulations to Yi Xie on successfully defending her MS thesis. She will be joining Ford Motor Company.
• (Dec 23) Ixana won the CES 2023 Innovation Award for its Wi-R technology in Embedded Technologies and Computer Hardware.
  
• (Oct 23) SparcLab received a research grant from Sandia National Laboratory to study EM interference.
  
• (Aug 23) Purdue Ventures announces its investment in Ixana to support its next-generation wireless technology. (Read More)
  
• (Aug 23) Ixana's breakthrough Wi-R wireless technology is featured on live TV and showcased at Mobile World Congress (MWC) 2023. (Watch the feature)
  
• (Aug 23) After 7 years of research, Ixana's "Communicate with Touch" Wi-R technology becomes product-ready and makes its official debut at CES 2023. (Watch the Demo)
  
• (Jun 23) Congratulations to Donghyun Seo on successfully defending his PhD thesis. He will be joining Qualcomm.
• (May 23) Congratulations to Mayukh Nath on successfully defending his PhD thesis. He will be joining Corning.
• (Apr 23) Prof. Shreyas Sen delivered a keynote on "Securing the Internet of Bodies" at the DATE Conference in Europe.
  
• (Apr 23) Ixana was named Startup of the Year at the Mira Awards.
• (Feb 23) Prof. Shreyas Sen gave a talk on Advanced Circuits for Wearable and Implantable Devices at IEEE ISSCC.
  
• (Jan 23) Ixana was recognized in the EE Times Silicon 100 list of impactful startups in electronics and semiconductors.
  
• (Aug 22) Prof. Shreyas Sen was appointed Associate Editor of Nature Scientific Reports.
  
• (Jul 22) Congratulations to Baibhab Chatterjee on successfully defending his PhD thesis. He will be joining the University of Florida as an Assistant Professor.
• (Jun 22) Prof. Shreyas Sen delivered an invited talk on Human Body Communications at the IEEE RFIC Symposium.
  
• (Jun 22) SparcLab received research support from Eli Lilly and Company for medical solutions development.
• (Jan 22) Prof. Shreyas Sen was recognized in Georgia Tech Alumni Association’s "40 Under 40" list for his invention: Electro-Quasistatic Human Body Communication.
  

(Oct 21) Paper on Adiabatic HBC is accepted for presentation in ISSCC 2022 and selected for live demonstartion.

Congratulations to Baibhab and co-authors.



(Sep 21)Purdue Teams up on $15M IARPA grant to advance frontiers of Radio-Frequency Machine Learning Security Purdue News Release , IARPA Press Release , Shreyas Linkedin , Purdue Linkedin , Twitter , FB , Expedition Technology Press Release .

(Aug 21) 8 New graduate Students join Sparclab in Fall 2021. Welcome Abdur, Gourab, Marzeih, Meghna, Samyadip, Sukriti, John and Frank.

(May 21) Prof. Shreyas Sen is recognized with a Rising Star Professorship as the Elmore Associate Professor of Electrical and Computer Engineering. Link to Bio read during Purdue Recognition.

(May 21) SparcLab's paper on the first Bi-Phasic EQS Brain Communication is presented in VLSI 2021 [Paper Link] , [Video Link] and selected for live demonstartion.

Congratulations to Baibhab and co-authors.



(April 21) Congratulations to Baibhab for Bilsland Dissertation Fellowship

(April 21) Congratulations to Prof. Sen for Purdue College of Engineering (CoE) Faculty Excellence Awardfor Early Career Research. Purdue University News.

(April 21) Congratulations to Prof. Sen for Intel's 2020 Outstanding researcher Award. Intel News, Purdue University News.



(April 21) SparcLab's paper wins Outstanding Student paper award in CICC 2021

Congratulations to Nirmoy and co-authors.



(Feb 21) Congratulations to Debayan for SSCS pre-doctoral fellowship.

(Feb 21) SparcLab's ISSCC selected for live demonstration in ISSCC 2021

Congratulations to Archisman , and co-authors. Demonestration video can be found here. Full presentation can be found here.



(Feb 21) 2 papers accepted in Scientific Reports (Nature)

Congratulations to Shreeya , Mayukh and co-authors.



(Jan 21) 4 papers accepted for oral presentation in IMS 2021.

Congratulations to Jie, Faizul , Arunashish , Mayukh and co-authors.



(Jan 21) 2 papers accepted for oral presentation in CICC 2021

Congratulations to Gaurav , Nirmoy and co-authors.



(Dec 20) SparcLab's demo received 2nd best demo award at HOST 2020.

Congratulations to Josef, Debayan .



(Dec 20) SparcLab's work had been featured in IEEE spectrum Dec 2020 issue.

Congratulations to Shovan , Debayan and other SparcLab members.



(Nov 20) SparcLab's paper had been selected as an Editor's choice article in MDPI sensor's journal.

Congratulations to Parikha , Baibhab and co-authors.



(Nov 20) Digital Communication through Human Touch achieving ~mm scale fingertip signal confinement: ACM ToCHI paper/CHI 2021 presentation.

Congratulations to Shovan, David and co-authors. Demonestration video can be found here.



(Oct 20) Prof. Shreyas Sen participated in Vaibhav (Vaishwik Bharatiya Vaigyanik summit) organized by Govt. of India.



(Oct 20) Paper accepted in ISSCC 2021.

Congratulations to Archisman and co-authors.



(Sep 20) Purdue ECE : Celebrating Our Associate Professors.

Congratulations to Prof. Shreyas Sen for starting new position as Associate Professor at Purdue University.



(Aug 20) RFIC 2020 3MT Thesis Audience Choice awarded to Baibhab Chatterjee.

Congratulations to Baibhab . After CICC 2019 best paper, this is a nice continuation.


• (Jun 20) Prof. Sen talks about COVID-19 Disrupting Point of Care Diagnostics with BioCrossroads.

  (Apr 20) Paper accepted in VLSI 2020.

  Congratulations to Baibhab and collaborators at Georgia Tech.

  

  (Apr 20) Paper on HBC safety analysis accepted in IEEE Transactions on Biomedical Engineering.

  Congratulations to Shovan and co-authors.

  

  (Mar 20) Paper accepted in RFIC 2020.

  Congratulations to Baibhab and co-authors.

  

  (Feb 20) Prof. Shreyas Sen receives NSF CAREER Award supporting his research on Electro-Quasistatic Human Body Communication.

  

  (Jan 20) 3 Papers accepted in CICC 2020.

  Congratulations to Baibhab , Debayan , Shovan , and co-authors.

  

  Secure EQS-HBC: paper , video slides .

  Deep Learning SCA Resilient Hardware: paper , video slides .

  Energy-efficient Transciever: paper , video slides .

  (Oct 19) Our paper on CMOS-based radiation to digital converter accepted in JSSC 2020.

  Congratulations to Baibhab and co-authors.

  

  (Oct 19) Our paper on EM Side Channel countermeasure titled "EM and Power SCA-resilient AES-256 in 65nm CMOS through >350x Current Domain Signature Attenuation" accepted in ISSCC 2020.

  Congratulations to Debayan and co-authors.

  ISSCC 2020 Demo Video can be found here .

  

  (Oct 19) Prof. Sen speaks about Security of Internet of Body at TEDx Indianapolis.

  Full talk can be found here.

  

  (Oct 19) Prof. Sen spoke on Radio layer vulnerabilities and Spectrum Policy at Silicon Flatirons.

  The conference featured keynotes by Julius Knapp, Chief of the Federal Communications Commission's Office of Engineering and Technology, and Dr. Lisa Porter, Deputy Under Secretary of Defense for Research and Engineering, who oversees the U.S. Department of Defense's work on 5G security. There were panel discussions on the health care industry , cellular communications, along with next steps and solutions in this area.

  (Aug 19) Collaborative work on Wearable EMG Sensor accepted in Science Advances.

  

  (Aug 19) Prof. Sen presents a tutorial on Hardware Security (EM Side-Channel) at the CHES conference.

• (Jul 19) Prof. Sen spoke about Edge-Intelligence at DARPA ERI 2019.

• (Jul 19) Purdue announces record year for invention. Prof. Sen's research is featured.

• (Jun 19) JSSC paper on lowest-energy Broadband HBC accepted. Congratulations to Shovan and co-authors.
  

  (Mar-May 19) Solutions to Cyber Attacks reported by The U.S. Department of Homeland Security

  The U.S. Department of Homeland Security recently warned that numerous medical devices made by Medtronic are vulnerable to cyber attacks. A solution to which is the EQS-HBC recently published by our group. IEEE Spectrum covered our work saying "Medtronic discloses medical device vulnerabilities, while Purdue University scientists propose countermeasure to block attacks". Details: In this IEEE Spectrum Article.

  

  (May 19) Best Student Paper Award at HOST 2019

  Congratulations Debayan and co-authors. Details: In this Purdue News Release.

  This work presents a white-box model for electromagnetic signal leakage and low-overhead countermeasure for EM Side-Channel Attack. (Paper Link)

  This is also the third succesive year that SparcLab has received Best paper/poster Award at HOST (2017, 2018 and 2019). Congratulations to all the co-authors for this series of fantastic work on IoT Security over past 3 years. Also, a big Thank You to our collaborators from Intel, especially Santosh Ghosh, the whole Intel Labs team, Arijit Raychowdhury and National Science Foundation (NSF) for the constant support, funding, and encouragement.

  

  (Apr 19) Best Paper Award (Overall) in CICC 2019

  Congratulations Baibhab and co-authors, Prof. Dimitrios Peroulis' team, and our LANDAUER collaborators Daniel J. Valentino and Sean M. Scott on this award. Details: In this Purdue News Release.

  The paper presented the first monolithic CMOS radiation to digital converter, which consists of a floating-gate radiation sensor and a time-based resistance-to-digital-converter (RDC). Great industry-academia collaboration. Thank you all! Details: In this CICC Award Announcement

  

  (Mar 19) Security of Internet of Body

  Our work on EQS-HBC is covered by 50+ news sites. More details here. This paper in Scientific Reports (Nature) demonstrated Physical Security of HBC for the first time. Congratulations to Debayan and co-authors.

  

  (Jan 19) Paper accepted in DAC 19 and CICC 19

  Congratulations to Debayan and Baibhab and co-authors.

  

  (Dec 19) HKN Beta Chapter's Outstanding Professor Award

  Prof. Sen is recognized with the HKN Beta Chapter 'Outstanding Professor Award' and Purdue EVPRP Acorn Award

  

  (Dec 18) Landauer supports SPARC Lab Research on Efficient BioSensing

  

  (Nov 18) CTSI supports Sparc Lab researh on Biomedical Devices

  

  (Oct 18) Intel Corporation supports SPARC Lab Research

  

  (Aug 18) SPARC Lab is supported by SMART Films Consortium, Purdue University to develop ULP Sensor Nodes

  

  (Jul 18) SPARC Lab is going to lead and perform on the DARPA MIDAS program to design mm-wave oscillators.

  

  (Jun 18) SPARC Lab is part of a $52M grant from Eli Lilly and Company to explore Securely Connected BioMedical Devices. USNews Report.

  

  (May 18) AFRL 2030 Targets

  Prof. Sen was invited to speak at IU-AFRL 2030, that aims to help define the Science and Technology vision for 2030. Discussions with Major General Bill Cooley, Commander of Air Force Research Laboratory, during this event was really inspiring.

  

  (May 18) Best Poster Award in HOST 2018

  Congratulations Baibhab and co-authors. Purdue News Release.

  Baibhab Chatterjee and co-authors received 3rd Best Poster Award for paper titled "RF-PUF: IoT Security Enhancement through Authentication of Wireless Nodes using In-situ Machine Learning," at premier Hardware Security Conference HOST 2018. This work shows how In-situ Machine Learning could Secure Radio Communication.

  

  (May 18) MIT TR35 India Award

  Prof. Sen has been named one of India’s top innovators under 35 by MIT Technology Review and Mint. Mint Newspaper , Purdue News Release

  

  (Jan 18) Paper accepted in HOST 18

  We are going to present a RF-PUF for IoT Security Enhancement using Machine Learning in Radio baseband. Congratulations Baibhab and co-authors.

  (Jan 18) Paper accepted in in Microwave and Wireless Component Letters (MWCL)

  highlighting new insights into HBC Channel Models. Congratulations Shovan and co-authors. Title: Characterization of Human Body Forward Path Loss and Variability Effects in Voltage-Mode HBC.

  (Jan 18) Paper accepted in CICC 18

  demonstrating World's Lowest Energy HBC Transceiver, improving the state-of-the-art by 18X. Congratulations Shovan and co-authors. Title: A 6.3pJ/b 30Mbps -30dB SIR-tolerant Broadband Interference-Robust Human Body Communication Transceiver using Time Domain Signal-Interference Separation.

  (Dec 17) Radio Interview on HBC: NPR

  subsidiary Lakeshore Public Radio published excerpts of Radio Interview on Purdue Human Body Communication Technology. (Listen Here)

  (Dec 17) "Purdue Discovery clears way for Human Body to work as Robust Communication Network for Electronic Devices"

  Our work on Broadband Interference-robust Human Body Communication was featured by 30+ news sites in USA, UK, Greece, India. We sincerely thank our sponsors AFOSR YIP, NSF CRII Award and Google FRA for supporting this research spanning from basic research to applications.

  

  (Dec 17) Landauer supports SPARC Lab Research on Efficient BioSensing

  

  (Nov 17) Paper published in IEEE Journal of Solid State Circuits (JSSC 2017) on Switched-Mode Control Hybrid LDO (with ICSRL, Georgia Tech)

  

  (Oct 17) Dr. Sen is now a Senior Member of IEEE.

  (Oct 17) Intel Corporation supports SPARC Lab Research

  

  (Sep 17) SPARC Lab is collaborating with and supported by SMART Films Consortium, Purdue University to develop ULP Sensor Nodes.

  

  (Jul 17) We presented the world's first demonstration of Inter-Human Information exchange among Smartwatches during Handshaking using HBC: ISLPED 17

  (Jul 17) Our work on Staged Inference using Conditional Deep Learning enables Real-Time Health Diagnosis on a Wearable Hub: EMBC 17 (with NRL, Purdue)

  (Jul 17) Our work on Intelligent Context-Aware IoT Sensor Node is online: TCAS1 (with ICSRL, Georgia Tech)

  (Mar 17) SparcLab research is supported by National Science Foundation SaTC program.

  

  (May-Aug 17) Multiple research/invited presentations at DATE, EMBC, ISLPED, HOST, AFOSR, SRC, ETS, VTS.

  (May 17) Our work on High-efficiency Power Side-Channel Attack Immunity received Best Paper Award (student) at premier Hardware Security Conference HOST 2017.

  Congratulations to Debayan and co-authors at Purdue, Georgia Tech and Intel Labs. HOST Announcement, Purdue Spotlight, Georgia Tech News

  

  (Apr 17) Two papers on Wearable Health Monitoring accepted in IEEE Engineering in Medicine and Biology Conference (EMBC). Congratulations to Shovan, Maryam (NRL) and co-authors.

  (Mar 17) Prof. Sen is awarded the National Science Foundation NSF CRII Award to work on Implantables. ECE Spotlight, Purdue FB

  

  (Mar 16) Prof. Sen proposes to develop a new Undergraduate course (ECE 395) on Design of Analog and Digital Circuits to bridge a gap in the VLSI undergraduate curriculum. Approved by Undergraduate Committee.

  (Feb 17) Prof. Sen wins the Google FRA Award to work on Secure Human Computer Interaction using HBC. Recipient List, ECE Spotlight, Purdue FB

  

  (Feb 17) HOST paper accepted on Power Side-Channel Attack Immunity (Security). Congratulations to Debayan and co-authors.

  (Jan 17) IMS paper accepted on Self-Optimizing IoT Sensor Node (with Georgia Tech ICSRL). Congratulations to Ningyuan and co-authors.

  

  (Dec 16) Prof. Sen joins the Technical Program Committee of IEEE International Mixed-Signal Testing Workshop (IMSTW).

  (Dec 16) Prof. Sen joins the Technical Program Committee of IEEE/ACM International Conference on Computer-Aided Design (ICCAD).

  (Nav 16) DATE paper accepted on Interference-Robust Human Body Communication. Congratulations to Shovan and co-authors.

  (Oct 16) Prof. Sen speaks at Invited Tutorial in IEEE Sensors 2016 on Context-Aware IoT Sensor Nodes.

  

  (Oct 16) Prof. Sen wins the AFOSR YIP 2017 Award to work on Human Body Communication. ECE Spotlight, Purdue FB .

  

  (Oct 16) SparcLab is awarded an SRC Contract (with Georgia Tech) to work on IoT Sensor Nodes.

  

  (Sep 16) Prof. Sen delivers Invited Talk in US-Korea Forum on NanoTechnology on Neuromorphic Computing in CMOS.

  (Sep 16) Prof. Sen proposes to develop a new Graduate course (ECE 695) High-Speed Mixed-Signal IC to bridge a gap in the VLSI graduate curriculum. Approved by Graduate Committee.

  (Aug 16) Paper published in IEEE Journal of Solid State Circuits (JSSC 2016) on Proximity Communication demonstrating world's fastest and most energy-efficient board-to-board capacitive communication link.

  

  (Aug 16) SparcLab welcomes 3 new Ph.D. students. Gregory Chang, Debayan Das, and S. Maity.

  (Jul 16) Undergraduate student researcher Xinyi Jiang publishes first-authored research paper and attends NAECON.

  (Jun 16) Prof. Sen is serving on IEEE Technical Committee on Cyber-Physical Systems (CPS).

  

  (Jun 16) Prof. Sen speaks at Invited Talk in DAC 2016 on Context-Aware Communication for IoT.

  

  (Jun 16) ESSCIRC paper accepted on Hybrid Mixed-Signal Switched Mode LDO (with Georgia Tech ICSRL). Congratulations to Saad.

  

  (May 16) Prof. Sen is serving on the Technical Program Committee of DATE 2017.

  (Apr 16) SparcLab's first paper on Human Body Communication is accepted in ISLPED 2016.

  (Apr 16) Prof. Sen is serving as Publicity Chair for IEEE ETS' 17.

  (Feb 16) Paper presented in ISSCC 2016 on Proximity Comm. (23.2) demonstrating world's fastest and most energy-efficient board-to-board capacitive communication link.

  

  (Feb 16) Welcome to two ECE undergraduate Sophomore students to SparcLab. Xinyi Jiang and Kavian Mojabe.

  (Jan 16) Prof. Sen is serving on Editorial board of IEEE Design and Test.

  

  (Jan 16) Prof. Sen is teaching a large undergraduate course (>250 students): ECE 270: Introduction to Digital Systems.

  (Jan 16) SparcLab is founded by Prof. Shreyas Sen, who joins ECE, Purdue after 5+ years of industry experience at Circuit Research Lab (CRL) and Wireless Communication Research (WCR), Intel Labs, Qualcomm and Rambus. Prof. Sen received his PhD. from ECE, Georgia Tech in 2011.