People


These are the enthusiastic and outstanding people who are part of our group.
For people interested in joining our group, visit the page listing the open positions.



Admin executives

Yong Fu Sheng Melvin


YONG Fu Sheng Melvin

Melvin received his Bachelor’s Degree in Materials Engineering from Nanyang Technological University of Singapore in 2015. After graduation, he worked in NTU, CN Yang Scholars Programme Office, where he managed undergraduate research projects and activities.

Currently, he is working as an Executive in the Green IC group to manage research projects and grants, as well as web and media communications.

 Hephzibah SOLOMON


Hephzibah SOLOMON

Hephzibah received her Master’s Degree in Applied Electronics from Dr.MGR Educational and Research Institute University, Chennai, India in 2015. After graduation, she worked in Cognizant Technologies and Tata Groups as an IT Systems Engineer.
Currently, she is working as an Executive in the Green IC group to provide administrative assistance in research projects.


Postdocs and Research Fellows
   

Viveka KONANDUR


Viveka received the B.E degree in Electronics and Communication Engineering, from M S Ramaiah Institute of Technology, Bangalore, India in 2005. He completed his M.Tech. and Ph.D. from Indian Institute of Science, Bangalore, India in 2007 and 2016 respectively.
He worked with Analog Device between 2007 to 2010, developing Blackfin DSPs. He is currently working as a Postdoctoral Research Fellow at Department of Electrical and Computer Engineering, National University of Singapore.
His research interests include custom digital circuit design for ultra low power circuits and accurate on-chip delay generation and measurement for mitigating variability in deep sub-micron technologies. His current research involves design of energy efficient on-chip communication links.
Hayate Okuhara
 

Hayate OKUHARA

Hayate Okuhara received a B.S. degree in Information and System Engineering from Chuo University, Tokyo, Japan, in 2014, an M.S. and a Ph.D. degree in Information and Computer Science from Keio University, Kanagawa, Japan, in 2016 and 2018, respectively. From 2019 to 2021, He was a research fellow at the University of Bologna, Bologna Italy. Currently, he is a research fellow at the Green IC Group, National University of Singapore, Singapore.

His primary research interests are in ultra-low-power SoCs, adaptive body biasing aiming for IoT edge devices, and chip-to-chip interfaces.
 


Orazio AIELLO (Marie Skłodowska-Curie Global Fellow
)

Orazio Aiello received the B.Sc. degree (cum laude) in electronic engineering and the M.Sc. degree (cum laude) in microelectronic engineering from the University of Catania, Catania, Italy, in 2005 and 2008, respectively, and the Ph.D. degree from the Politecnico di Torino, Turin, Italy, in 2013.
From 2008 to 2009, he was with the EMC Competence Center, Istituto Superiore Mario Boella, Turin. In 2012, he joined Monash University, Melbourne, VIC, Australia, as a Visiting Ph.D. Student. In 2013, he was part of a joint project with FIAT-Chrysler Automobiles. In 2014, he joined NXP Semiconductors as a Mixed Signal IC Designer and an EMC expert. From 2015 to 2016, he was a Visiting Fellow with the University of Sydney, Sydney, NSW, Australia, and University of New South Wales, Sydney. Since 2015, he has been with the Green IC Group, National University of Singapore, Singapore, where he is currently a Marie Skłodowska-Curie Individual and Global Fellow (MSCA-IF-GF).
His main research interests include the design for reliability of system basis chip front ends in harsh environments, energy-efficient circuit design, and mostly digital sensor interfaces.
Karim Ali Ahmed

Karim Ali Abdeltawwab AHMED

Karim received B.S. degree in electronics and communication engineering from Fayoum University, Fayoum, Egypt, in 2010, M.S. degree in electronics engineering from American University in Cairo (AUC), Cairo, Egypt, in 2013 and PhD degree in electrical and computer engineering from National University in Singapore (NUS), in 2019. He was a research assistant at Nile University from 2010 to 2011 and American University in Cairo (AUC) from 2011 to 2012. He was a graduate intern at PC client group (PCCG), Intel Cooperation, Oregon USA from 2012 to 2013. He worked as a teaching assistant at Middle East Technical University North Cyprus Campus (METU - NCC) in 2014. He is currently working as a research fellow at electrical and computer engineering department, NUS. His research interest includes non-volatile memories and logic, computing in memory, low power ADCs, computer-aided design (CAD) for 3D ICs, and field programmable analog arrays IC design.
 Himadri Singh Raghav



Himadri Singh RAGHAV

Himadri Singh Raghav received her BSc and MSc degree in Electronics and MTech in VLSI Design from Banasthali University, Rajasthan, India. She did her PhD, in the Applied DSP and VLSI Research Group at the University of Westminster, London, UK. Her doctoral thesis was focused on Adiabatic Circuits for Power-Constrained Cryptographic Computations. Presently, she is a Research Fellow in Electrical & Communication Engineering Department at the National University of Singapore. Her research interest is in Low power VLSI Design and Energy Efficient implementation of secure Integrated Circuits.
 
 Joydeep Basu


Joydeep BASU

Joydeep Basu received B.E. degree in Electronics and Tele-communication Engineering from Jadavpur University, India in 2009; and M.Tech. and Ph.D. from Department of Electronics and Electrical Communication Engineering of Indian Institute of Technology Kharagpur, India in 2011 and 2019, respectively. He worked as Analog Engineer at Intel, Bangalore from 2011 to 2014. His Ph.D. research was in the field of analog/mixed-signal integrated circuits encompassing the design of analog front-end for sensor signal acquisition and data converters. He was a Postdoctoral Research Fellow in the School of Electrical and Electronic Engineering at Nanyang Technological University, Singapore during 2019 to 2020, where he worked towards realizing neuromorphic electronic circuits for machine learning. He is currently a Postdoctoral Research Fellow in the Department of Electrical and Computer Engineering of the National University of Singapore, and is involved in the design of mixed-signal circuits for hardware security.



PhD students
 
Qiang FANG
FANG QIANG received his Bachelor’s Degree in Electrical Engineering & Automation from Xi’an Jiaotong University in China and Master’ Degree in Electrical & Computer Engineering department from National University of Singapore. He is currently pursuing a PhD degree in the Green IC Group at NUS. His research interest includes machine learning techniques for secure intra-chip communication and counteraction of Power Analysis attacks.


Udari Charitha De Alwis
 

Udari  DE ALWIS

Udari De Alwis received her Bachelor’s degree in Electronic & Telecommunication Engineering from University of Moratuwa , Sri Lanka in the year 2014. After graduation she served in the position of research engineer in SYNERGEN Technology Labs, a USA based startup from 2014 -2018. There her research work was basically in the area of IoT enabled wearables for physiological parameter analysis. Currently she is working as a Research Engineer in Green IC group and her research focus is on optimizing deep learning algorithms for on-chip and edge machine intelligence.
 

Japesh VOHRA

Japesh Vohra received his B.Tech. in Electrical Engineering from Indian Institute of Technology Ropar in the 2018. He worked at Samsung Research and Development Institute Delhi for one year as a Software Engineer. He is currently pursuing his PhD degree with the Green IC group at NUS. His research focus includes energy-efficient circuits for real-time systems. He is currently working on designing low-power smart image sensors with in pixel saliency detection. 

 


Hui ZHANG

Hui Zhang is currently working on designing and developing circuitry-level countermeasures against laser-based physical attack against encryption digital ICs as a Research Engineer at Green IC group. Before joining the group, he was working for two years at FINISAR Corp, Shanghai China, where he developed 100Gbps QSFP28 optical transceiver and AOC products for datacenter applications. Hui is holding double Bachelor Degrees of 1st Class Honor BEng in Electronics and Electronics Science and Technology from University of Liverpool, UK, and Xi’an Jiaotong-Liverpool University, China respectively. Hui also holds MRes Degree in Integrated Photonics and Electronic System from University of Cambridge, UK.

 Udara Kalingage


Udara Samurdhi Harshanga KALINGAGE


Udara received her BTech (Hons) in Electronics and Communication Engineering from the Jawaharlal Nehru Technological University Anantapur and MSc (Hons) in Integrated Circuit Design Engineering from the Hong Kong University of Science and Technology. She is currently working as a Research Engineer with the Green IC group at National University of Singapore. Her research interest is on design of ultra low power circuits and systems for sensing and computing.
 Animesh Gupta



Animesh GUPTA

Animesh Gupta completed his B.Tech. (with Honors) in Electronics and Communication Engineering from Indian Institute of Technology (IIT) Roorkee in 2018. He worked at Synopsys Bangalore, India for two years as a Product Engineer. He is currently pursuing his PhD degree with the Green IC group at NUS. His research area revolves around design techniques for energy-efficient machine learning accelerators. He is currently working on designing a low-power Deep Neural Network accelerator based on Dyadic Digital Pulse Modulation.


Research Engineers and Research Associates
 Yao Zu Wong
 

Yao Zu WONG

Yaozu received his Bachelors degree (Hons) in Power Electrical Engineering from Newcastle University, Singapore in year 2015. After graduation, he joined Linear Technology Pte Ltd (later Analog Device Inc Singapore) as Product Engineer for 3 years, working with products such as data conversion, signal conditioning and power management. He is currently pursing a M.Sc. degree in Electrical and Computer Engineering from the National University of Singapore. His research interests in power management integrated circuit design and low power VLSI design.



Praveenakumar Shivappa Salamani



Praveen Shivappa SALAMANI

Praveenakumar Salamani is currently pursuing Master of Science, specialization in Nanoelectronics at National University of Singapore starting in Jan – 2018. He comes with 6 years of semiconductor industry experience – prior to masters Praveen worked as Lead Layout Engineer at Qualcomm India Pvt. Ltd. and has worked for 5 years in the company on Frequency Synthesizers, VCOs and LNAs for multiple projects on RFWAN Transceivers in Advanced Technology Nodes in sub-6GHz bands. In the year 2012, after his graduation in Bachelor of Engineering in Electronics and Communication Engineering from SDMCET – Dharwad, India, he joined KarMic Design Pvt. Ltd., Manipal as Member of Technical Staff and started his career in mmWave RF/Analog Layout, LED Driver design and integration. Praveen’s research interests include RF/Analog IC Design, Power-Management Integrated Circuit Design, Full-chip integration.

 Tianqi Wang


Tianqi WANG
Tianqi received his B.Eng. (with Honours) in Electrical Engineering from National University of Singapore in 2019. He worked at Micron Semiconductor Asia for two years as a Test Engineer and he was responsible for testing Micron latest DDR4 products’ function & timing from NPI phase to HVM phase. He is currently pursuing for M.Sc. degree in Electrical Engineering at the National University of Singapore. Meanwhile, as a research engineer under Green IC group, he is working on designing energy-efficient sensing system and novel machine learning accelerators.



MSc students




Venkata Ramana NIMMAGADDA

Venkat received his bachelor’s degree in Electronics and Communication Engineering from Indian Institute of Technology Guwahati, India in the year 2017. After graduation, he worked as Systems Engineer at Hewlett Packard Enterprise for 3 years on development and sustenance of 3PAR Inform Operating System. He is currently pursuing Master of Science  degree at NUS with Nanoelectronics as specialization track. His research interests include low power reconfigurable architectures targeting always-on devices.

 Chen Liangying


Liangying CHEN

Chen Liangying received her bachelor’s degree in electronic science and technology from the Nanjing University of Science and Technology. Currently, she is pursuing her master's degree in Electrical Engineering & Computer Engineering department in the Green IC Group at NUS. Her research work focuses on optimizing convolution neural networks at the circuit level.

 Bao Hexin


Hexin BAO

Bao Hexin received his bachelor's degree in electronic science and technology from the University of Electronic Science and Technology of China in the year of 2020. He is currently pursuing Master of science degree at NUS with computer engieering track. His research works is focused on hardware accelerator implementations on neural networks. 
 Kai Yu


Kai YU
Yu Kai received his bachelor’s degree in microelectronic science and engineering from Northwestern Polytechnical University in 2021. Currently, he is pursuing a master's degree in Electrical Engineering & Computer Engineering department from the National University of Singapore. He is currently working on an intelligent electronic skin sensor.


 
Sixiao Sun



Sixiao SUN
Sun Sixiao received her bachelor’s degree in Microelectronic science and technology from the University of Electronic Science and Technology of China in 2021. Currently, she is pursuing her master's degree in Electrical Engineering & Computer Engineering department in the Green IC Group at NUS. Her current research work focuses on optimize low-power FPGA develop toolchain.

Tianran Shi



Tianran SHI

Shi Tianran received her bachelor’s degree in microelectronic science and engineering from Northwestern Polytechnical University in 2021. Currently, she is pursuing a master's degree in Electrical Engineering & Computer Engineering department from the National University of Singapore. She is currently working on designing a visual novelty assessment system based on similarity sketching.




Visiting professors and scientists in past years
- Prof. Dennis Sylvester (July-Aug 2019)
- Prof. Jan Rabaey (periods in 2018-2020)
- Prof. Kaushik Roy (summer 2016, 2017)
- Mario CASU, Politecnico di Torino (2017)
- Prof. Bevan BAAS, University of California Davis (2016)
- Andrea CALIMERA, Politecnico di Torino (2016)

Alumni and past members (PhD, Research Engineers, MSc)
- Sayan Kumar
- Sachin Taneja (PhD 2016-2021) - Intel Labs
Longyang Lin (professor at SUSTech)
- Prachi AGARWAL (PhD student at Johns Hopkins University)
- Kalana Laksith DE SILVA (STEngineering)
- Benoit D'ARAMON (visiting student from EPFL, 2020)
- Saurabh JAIN (PhD and RF, 2013-2019) - Intel Labs
Jinq Horng TEO (PhD, 2016-2019) - currently at Huawei Singapore
- Ramesh Vaddi (RF, 2018-2019)
Gopalakrishnan SADAGOPAN (RE, 2016-2018)
Ayushi AGARWAL (RE,2018) - currently at IIT
Soumya Shatakshi PANDA (RE,2018)
Amulya PANDEY (MSc in NUS)
- Nishant GUPTA (MSc in NUS)
Snehlata GUTGUTIA (MSc in NUS) - currently with Intel
Priyankar TALUKDAR (RE)
 
Isha GARG (RE) - currently with Purdue University
 
Kien TRINH QUANG 
 
(PhD in NUS)
- Anastacia ALVAREZ (PhD in NUS) - currently with the University of the Philippines Diliman
- Santanu SARKAR (RF)
Maryana HERMAWAN (MSc 2013) - currently with Mediatek
- Harish DURAIRAJ (MSc 2014) - currently with Global Foundries
Gopalakrishnan PONNUSAMY (MSc 2014, RE 2015) - currently with Rockwell Automation
Niranjani RAJAGOPAL (RE, 2015) - currently with Western Digital, Bangalore
Preetham KUMAR SELVAKUMAR (MSc, 2016) - currently with Hewlett Packard Enterprise
Cheng Fei PHUNG (MSc, 2016)
Shubham RAI (RE, 2016) - currently with TU Dresden
Aishwarya RAMESH (MSc, 2016)
Allan SHUAI (RE, 2016) - currently with Omnivision (previously with Mediatek)
Deepa SINDHE SIVAJI (RE, 2017) - currently with Broadcom
Prakhar SHARMA (RE, 2017) - currently with NUS
- Enrico Macrelli (RF, 2017) - currently with Politecnico di Torino