Elif Uysal
Principal Investigator of the Communication Networks Research Group
Room No
Tel No
+90 (312) 210-2318

News & Announcements

NEW Postdoctoral Associate and PhD Openings: Please see

Prof. Uysal's group is currently funded by TUBITAK under the 2247-B Pioneer Researcher Support and 1001 programs, and by Turk Telekom. Several members of the group are supported by the "5G and Beyond Joint Graduate Support Programme" coordinated by the Information and Communication Technologies Authority. We currently have research openings, to which highly motivated researchers are encouraged to send a resume.

Current Synergistic Activities: Prof. Uysal is currently serving as

  • General co-chair, 2021 AoI Workshop (in conjunction with IEEE INFOCOM 2021),
  • TPC co-chair, WiOpt 2021,
  • TPC co-chair, SIU 2021,
  • Co-chair, IEEE ICC 2022 Communication Theory Symposium, and
  • TPC member, IEEE ISIT 2021.


EE532: Communication Network Analysis  (Note: required courses for the master's degree in the Communications area are EE533, EE535 and EE532/536. So, new graduate students are advised to take EE533 and consider taking EE532 this semester.)

FALL 2020 TEACHING (Offered online):

E435: Communications I.  Open to METU students only.

EE531: Probability and Stochastic Processes. Lectures are available on Open Courseware: (interactive sessions are open to registered students only.


Ph. D: Stanford University; S.M.: Massachusetts Institute of Technology; B.Sc, METU

Research Interests

Relationships between information, energy and networking, with the following particular areas of focus:


Recent papers: 

  • T. Bacinoglu, O. Kaya and E. Uysal-Biyikoglu, "Energy Efficient Transmission Scheduling for Channel-adaptive Wireless Energy Transfer", IEEE WCNC, April 2018.

  • Yin Sun, Elif Uysal-Biyikoglu, and Sastry Kompella, ``Age-Optimal Updates of Multiple Information Flows”, 1st Workshop on the Age of Information (AoI Workshop), Honolulu, HI, April 2018. [Technical Report]

  • Yin Sun, Elif Uysal-Biyikoglu, Roy Yates, C. Emre Koksal, and Ness Shroff, "Update or Wait: How to Keep Your Data Fresh," in IEEE Transactions on  Information Theory, vol. 63, no.11, 2017. pp: 7492 - 7508.

  • T. Bacinoglu, E. Uysal-Biyikoglu , C. E. Koksal,  “Finite Horizon Energy-Efficient Scheduling with Energy Harvesting Transmitters over Fading Channels”, IEEE Transactions on Wireless Communication”, Vol. 16, no. 9, pp: 6105 –6118, 2017.

  • T. Bacinoglu and E. Uysal-Biyikoglu, "Scheduling Status Updates to Minimize Age of Information with an Energy Harvesting Sensor", IEEE International Symposium on Information Theory (ISIT), Aachen, Germany, June 27, 2017.

  • Yin Sun, Yury Polyanskiy, and Elif  Uysal-Biyikoglu, "Remote Estimation of the Wiener Process over a Channel with Random Delay", IEEE International Symposium on Information Theory (ISIT), Aachen, Germany, June 27, 2017.

  • A Akman, F Ozelik, E Uysal-Biyikoglu, C Kement, "Energy Harvesting Communication System", Patent Registration no. 2013 01138 (Turkey), May 21, 2015.

Selected invited presentations:

  • "Optimizing Peak Age of Information and Delay Violation Probability in the Finite Blocklength Regime", Information Theory and Applications Workshop, University of California San Diego, February 12, 2019.

  • "Age-optimal Threshold Policies for an Energy Harvesting Sensor", SPAWC 2018 Invited Session on Age of Information (19th IEEE Int. Workshop on Signal Processing Advances in Wireless Communications), Kalamata, Greece, 25-28 June, 2018.

  • "Scheduling Status Updates from a Sensor to Minimize the Age of Information at the Destination", presented at the Foundations of Wireless Networking Workshop at Schloss Dagstuhl, Wadern, Germany, July 3, 2017.
  • Age-Optimal Status Updating with an Energy Harvesting Sender, Information Theory and Applications Workshop, University of California San Diego, February 13, 2017.
  • “Lazy Schedules for Freshest Data and Optimal Use of Renewable Energy in Networks”,  Micro and Nano Technology Lab, University of Illinois Urbana Champaign, Sept 30, 2016.
  • "Energy Harvesting Networks”, Northeastern University, Boston, April 23, 2016.
  • AGELESS: Scheduling Policies with Age as Objective”, ITA 2016, Information Theory and Applications Workshop, University of California San Diego, February 5, 2016.
  • “Age_of information: controlling the freshness of status updates under energy constraints”, Keynote, The Gelenbe Symposium, Imperial College, London. September 21, 2015.
  • “When to Update Data”, LIDS, MIT, October 2015.

Awards & Grants

  • Young Scientist Prize Scholarship, The Science Academy (Turkey), 2014-2016
  • IEEE Senior Member, 2014
  • IBM Faculty Award, 2011
  • TUBITAK Kariyer Research Grant (2007-2009.)
  • NSF Foundations of Communication Research Grant (2006-2009.)
  • Runner up for best paper, INFOCOM 2001.
  • First place in the EE Ph.D. Quals at Stanford University, among 144 candidates (1999.)
  • Stanford Graduate Fellow (1999-2003.)
  • MIT Vinton Hayes Fellow (1997-1998.)
  • NATO Science Fellow (1997, scholarship not used)
  • Ranked 1 in the graduating class of 1997 of the Middle East Technical University
  • Bulent Kerim Altay Prize, awarded 6 times by METU EE Dept. (1994-1997.)
  • First place in the nationwide University Entrance Examination (OYS) in Turkey, among 750,000 entrants (1993.)

Courses / Laboratories

EE532: Communication Network Analysis: A course on the most current analytical tools for the design of data networks. EE531 or equivalent knowledge of discrete stochastic processes is strongly recommended.

EE230: Probability and Random Variables (Section 4) (Open CourseWare site:



Elif Uysal is a Professor in the Department of Electrical and Electronics Engineering at the Middle East Technical University (METU), in Ankara, Turkey. She received the Ph.D. degree in EE from Stanford University in 2003, the S.M. degree in EECS from the Massachusetts Institute of Technology (MIT) in 1999 and the B.S. degree from METU in 1997. From 2003-05 she was a lecturer at MIT, and from 2005-06 she was an Assistant Professor at the Ohio State University (OSU). Since 2006, she has been with METU, and held visiting positions at OSU and MIT during 2014-2016. Her research interests are at the junction of communication and networking theories, with particular application to energy-efficient wireless networking. Dr. Uysal is a recipient of the 2014 Young Scientist Award from the Science Academy of Turkey, an IBM Faculty Award (2010), the Turkish National Science Foundation Career Award (2006), an NSF Foundations on Communication research grant (2006-2010), the MIT Vinton Hayes Fellowship, and the Stanford Graduate Fellowship. She is an editor for the IEEE/ACM Transactions on Networking served as associate editor for the IEEE Transactions on Wireless Communication (2014-2018). 

Past activities: Prof. Uysal served on the TPCs of IEEE MobiHoc 2017, IEEE ICC (International Conference on Communications) 2017, IEEE Globecom 2017. The First Workshop on the Age of Information (in conjunction with IEEE INFOCOM 2018), IEEE INFOCOM 2018, IEEE WiOpt 2018. She was track 3 co-chair for IEEE PIMRC 2019.