RESEARCH
My current research interests
are in information and coding theory, wireless communication and networks.
Current Sponsored Projects:
TEACHING

Introduction to Statistical Signal Processing, Fall
2013,2017.
 Probabilistic System Analysis, Fall
2012.
 Digital Communication, Winter
2013, 2014, 2015, 2016, 2017.
 Information Theory for Wireless, Spring
2012, 2013, 2015, 2017.
GROUP
MEMBERS
Current Members:
Former Members:
 Ritesh Kolte (PhD 2016, Stanford Graduate Fellowship, now at The Voleon Group)
 Jinyuan
Chen (Postdoc, 20142016, now at Louisiana Tech University)
Open Positions: I am looking for students and postdocs
with strong mathematical background and interest in theoretical work to
join my research group. If you are an admitted Stanford PhD student,
please send me an email with your CV. I apologize I am unable to respond
to all inquiries from prospective students and postdocs.
AWARDS
PUBLICATIONS
Preprints:
 Ido B. Gattegno, Haim H. Permuter, Shlomo Shamai, Ayfer Özgür, Cooperative Binning for Semideterministic Channels with Noncausal State Information, submitted to IEEE Transactions on Information
Theory, April 2017.[
arxiv]
 X. Wu, L. Barnes, A. Ozgur, Cover's Open Problem: "The Capacity of the Relay Channel", submitted to IEEE Transactions on Information
Theory, January 2017.[
arxiv]
 Silas L. Fong, Vincent Y. F. Tan, Ayfer Özgür, On Achievable Rates of AWGN EnergyHarvesting Channels with Block Energy Arrival and NonVanishing Error Probabilities, submitted to IEEE Transactions on Information
Theory, February 2017.[
arxiv]
 Huseyin A. Inan, Dor Shaviv, Ayfer Ozgur, Capacity of the Energy Harvesting Gaussian MAC, submitted to IEEE
Transactions on Information Theory, August 2016. [ arxiv]
 Ritesh Kolte, Ayfer Özgür, Phase Retrieval via Incremental Truncated Wirtinger Flow, June 2016. [ arxiv]
 Xiugang Wu, Ayfer Ozgur, CutSet Bound Is Loose for Gaussian Relay Networks, submitted to IEEE
Transactions on Information Theory, June 2016. [
arxiv]
Journal Publications:
 D. Shaviv, A. Ozgur, and H. Permuter, A Communication Channel with Random Baterry Recharges, accepted to IEEE Transactions on Information Theory, 2017.
 X. Wu, A. Özgür and L.L. Xie, Improving on the Cutset Bound via a Geometric Analysis of Typical Sets, IEEE Transactions on Information Theory, 63(4), 2254 2277, April 2017.
 D. Shaviv, A. Ozgur, and H. Permuter, Capacity of Remotely Powered Communications, IEEE Transactions on Information Theory, 63(3), 1364  1391, March 2017.
 X. Wu, S. Zhang and A. Özgür, STAC: Simultaneous Transmitting and Air Computing in Wireless Data Center Networks, in IEEE Journal on Selected Areas in Communications, vol. 34, no. 12, pp. 40244034, Dec. 2016.
 D. Shaviv and A. Özgür, Universally Near Optimal Online Power Control for Energy Harvesting Nodes, in IEEE Journal on Selected Areas in Communications, vol. 34, no. 12, pp. 36203631, Dec. 2016.
 R. Kolte, A. Ozgur, and H. Permuter, Multicoding Schemes for Interference Channels, IEEE Transactions on Information Theory, 62(9), 4936  4952, September 2016.[
arxiv]
 D. Shaviv, P.M. Nguyen, and A. Ozgur, Capacity of the Energy Harvesting Channel with a Finite Battery, IEEE Transactions on Information Theory, 62(11), 6436 6458, November 2016.[
arxiv]
 S. Brahma, A. Ozgur and C. Fragouli, On the Complexity of Scheduling in HalfDuplex Diamond Networks, IEEE Transactions on Information Theory, 62(5), 2557 2572, May 2016.
 J. Chen, S. Yang, A. Ozgur and A. Goldsmith, Achieving Full DoF in Heterogeneous Parallel Broadcast Channels with Outdated CSIT, IEEE Transactions on Information Theory, 62(7), 4154  4171, July 2016. [ arxiv]
 C. T. Li, and A. Ozgur, Channel Diversity needed for Vector Interference Alignment, IEEE Transactions on Information Theory, 62(4), 19421956, April 2016.[
arxiv]
 R. Kolte, A. Ozgur, and H. Permuter, Cooperative Binning for Semideterministic Channels, IEEE Transactions on Information Theory, 62(3), 12311249, March 2016. [
arxiv]
 R. Kolte, A. Ozgur, and A. El Gamal, Capacity Approximations for
Gaussian Relay Networks, IEEE Transactions on Information
Theory, 61(9):4721  4734, September 2015.[arxiv:1407.3841]
 B. Chern, F. Farnia, and A. Ozgur, On feedback in Gaussian multihop
networks, IEEE Transactions on Information Theory, 61(7): 3763  3772, July
2015.[arxiv:1304.7344]
 R. Kolte, A. Ozgur, and S. Diggavi, When are dynamic relaying
strategies necessary in halfduplex wireless networks?, IEEE Transactions on Information Theory, 61(4): 17201738, April 2015.[arxiv:1405.1782]
 Y. Dong, F. Farnia, and A. Ozgur, Near Optimal Energy Control and
Approximate Capacity of Energy Harvesting Communication, JSAC Special Issue on Wireless Communications Powered by
Energy Harvesting and Wireless Energy Transfer, 33(3):540557, March 2015.[arxiv:1405.1156]
 B. Chern and A. Ozgur, Achieving the Capacity of the NRelay
Gaussian Diamond Network Within log N Bits, IEEE Transactions on
Information Theory, 60(12): 77087718, 2014.[arxiv:1207.5660]
 C. Nazaroglu, A. Ozgur, C. Fragouli, Wireless Network
Simplification: The Gaussian NRelay Diamond Network, IEEE Transactions
on Information Theory, 60(10):63296341, 2014.
 A. Ozgur, S. Diggavi, Approximately Achieving Gaussian Relay Network
Capacity With LatticeBased QMF Codes, IEEE Transactions on Information
Theory, 59(12):8275  8294, 2013. [Full Text]
 A. Ozgur, O. Leveque and D. Tse, Spatial Degrees of Freedom of
Large Distributed MIMO Systems and Wireless Ad hoc Networks, IEEE
Journal on Selected Areas in Communications, 31(2):202214, February
2013. [Full Text]
 A. Ozgur and O. Leveque, ThroughputDelay Tradeoff for Hierarchical
Cooperation in Ad Hoc Wireless Networks, IEEE Transactions on
Information Theory, 56(3):13691377, 2010. [Full Text]
 A. Ozgur, R. Johari, D. Tse, and O. Leveque, Information Theoretic
Operating Regimes of Large Wireless Networks. IEEE Transactions on
Information Theory, 56(1):427437, 2010. [Full Text]
 A. Ozgur, O. Leveque, and D. Tse, Hierarchical Cooperation Achieves
Optimal Capacity Scaling in Ad Hoc Networks. IEEE Transactions on
Information Theory, 53(10):35493572, 2007. [Full Text]
 A. Ozgur, O. Leveque, and E. Preissmann, Scaling Laws for One and
TwoDimensional Random Wireless Networks in the Low Attenuation Regime.
IEEE Transactions on Information Theory, 53(10):35733586, 2007. [Full Text]
Monograph:
 A. Ozgur, O. Leveque, D. Tse, Operating Regimes of Wireless
Networks, Foundations and Trends in Networking: Vol. 5: No 1, pp 1107.
[FullText]
Conference Publications:
 X. Wu, A. Ozgur, Cutset Bound is Loose for Gaussian Relay Networks, to be presented at the Allerton Conference on Communication,
Control and Computing, September 2015.
 T. Courtade and A. Ozgur, Approximate Capacity of Relay Networks: Sublinear Gap is as Hard as Exact Capacity, IEEE Int. Symposium on Information Theory, Hong Kong, June 2015.
 X. Wu, L.L. Xie, A. Ozgur, Upper Bounds on the Capacity of Symmetric Primitive Relays, IEEE Int. Symposium on Information Theory, Hong Kong, June 2015.
 R. Kolte, A. Ozgur and Haim Permuter, StateDependent MultipleAccess Channels with Partially Cribbing Encoders, IEEE Int. Symposium on Information Theory, Hong Kong, June 2015.
 D. Shaviv and A. Ozgur, Capacity of the AWGN channel with Random Battery Recharges, IEEE Int. Symposium on Information Theory, Hong Kong, June 2015.
 D. Shaviv, P. M. Nguyen, and A. Ozgur, Capacity of the Energy Harvesting Channel with a Finite Battery, IEEE Int. Symposium on Information Theory, Hong Kong, June 2015.
 J. Chen, A. Goldsmith, A. Ozgur, and S. Yang, Degrees of Freedom of the MIMO Interference Channel with Parallel Multicasting, IEEE Int. Symposium on Information Theory, Hong Kong, June 2015.
 D. Shaviv, A. Ozgur and H. Permuter, Can feedback increase the
capacity of energy harvesting communication?,
Information Theory Workshop, Jerusalem, April 2015.
 A. Kazerouni and A. Ozgur, Optimal Online Strategies for an Energy
Harvesting System with Bernoulli Energy Recharges,
Wiopt, May 2015.
 R. Kolte and A. Ozgur, Fast nearoptimal subnetwork selection in
layered relay networks, in Proc. Allerton Conference on Communication,
Control and Computing, October 2014.
 J. Chen, A. Ozgur, and S. Diggavi, Feedback through Overhearing, in
Proc. Allerton Conference on Communication, Control and Computing,
October 2014.
 J. Chen, S. Yang, A. Ozgur, and A. Goldsmith, Outdated CSIT can
achieve full DoF in heterogeneous parallel channels, in Proc. IEEE Int.
Symposium on Information Theory, July 2014.
 Y. Dong, A. Ozgur, Approximate capacity of energy harvesting
communication with finite battery, in Proc. IEEE Int. Symposium on
Information Theory, July 2014.
 C. T. Li, A. Ozgur, Channel Diversity needed for Vector
Interference Alignment, in Proc. IEEE Int. Symposium on Information
Theory, July 2014.
 R. Kolte, A. Ozgur, H. Permuter, The capacity region of a class of
deterministic statedependent zinterference channels, in Proc. IEEE
Int. Symposium on Information Theory, July 2014.
 R. Kolte, A. Ozgur, H. Permuter, Deterministic Zinterference
channels with unidirectional partial cribbing, in Proc. 48th Annual
Conference on Information Sciences and Systems (CISS), March 2014.
 R. Kolte, A. Ozgur, A. El Gamal, Optimized Noisy Network Coding for
Gaussian Relay Networks, in Proc. International Zurich Seminar on
Communications, February 2014.
 F. Farnia, A. Ozgur, On feedback in Gaussian multihop networks, in
Proc. IEEE Information Theory and Applications Workshop, San Diego,
February 2014.
 S. Brahma, C. Fragouli, A. Ozgur, On the Structure of Approximately
Optimal Schedules for HalfDuplex Diamond Networks, in Proc. of Allerton
Conference on Communication, Control and Computing, October 2013.
 R. Kolte, A. Ozgur, Improved Capacity Approximations for Gaussian
Relay Networks, in Proc. IEEE Information Theory Workshop, Seville,
Spain, 2013.
 B. Chern, A. Ozgur, On Information Flow and Feedback in Relay
Networks, in Proc. IEEE Information Theory Workshop, Seville, Spain,
2013.
 A. Merzakreeva, A. Ozgur, O. Leveque, Telescopic beamforming for
large wireless networks, in Proc. IEEE Int. Symposium on Information
Theory, Istanbul, July 2013. [Full Text]
 R. Kolte, A. Ozgur, Generalized DiversityMultiplexing Tradeoff of
HalfDuplex Relay Networks, in Proc. IEEE Int. Symposium on Information
Theory, Istanbul, July 2013. [Full Text]
 A. Ozgur, A Scaling Law Approach to Wireless Relay Networks, in
Proc. IEEE Information Theory and Applications Workshop, San Diego,
February 2013. [Full
Text]
 B. Chern, A. Ozgur, Achieving the Capacity of the NRelay Gaussian
Diamond Network Within log N Bits, in Proc. IEEE Information Theory
Workshop (ITW), Lausanne, September 2012. [Full Text]
 A. Ozgur, S. Diggavi, Dynamic QMF for HalfDuplex Relay Networks,
in Proc. IEEE Int. Symposium on Information Theory, Boston, July 2012.
[Full Text]
 S. Brahma, A. Ozgur, C. Fragouli, Simple schedules for halfduplex
networks, in Proc. IEEE Int. Symposium on Information Theory, Boston,
July 2012. [Full Text]
 A. Merzakreeva, A. Ozgur, O. Leveque, Hierarchical Beamforming for
Large OneDimensional Wireless Networks, in Proc. IEEE Int. Symposium on
Information Theory, Boston, July 2011. [Full Text]
 A. Sengupta, S. Brahma, A. Ozgur, C. Fragouli, S. Diggavi,
Graphbased codes for quantizemapandforward relaying, in Proc. IEEE
International Information Theory Workshop (ITW 2011), Paraty, Brazil,
October 1620, 2011. [Full Text]
 C. Nazaroglu, A. Ozgur, C. Fragouli, Wireless Network
Simplification: the Gaussian NRelay Diamond Network, in Proc. IEEE Int.
Symposium on Information Theory, St.Petersburg, July 2011. [Full Text]
 C. Nazaroglu, A. Ozgur, J. Ebrahimi, C. Fragouli, Network
simplification: the Gaussian diamond network with multiple antennas, in
Proc. IEEE Int. Symposium on Information Theory, St.Petersburg, July
2011. [Full Text]
 A. Ozgur, O. Leveque and D. Tse, Beyond Multihop: Optimal
Cooperation in Large Wireless Networks, invited paper in Proc. Int.
Conference on Computer Communications and Networks (ICCCN 2010), Zurich,
August 2010. [Full Text]
 A. Ozgur, S. Diggavi, Approximately Achieving Gaussian Relay Network
Capacity with Lattice Codes, Proc. IEEE Int. Symposium on Information
Theory, Austin, June 2010. [Full Text]
 A. Ozgur, O. Leveque and D. Tse, Linear Capacity Scaling in Wireless
Networks: Beyond Physical Limits?, Proc. IEEE Information Theory and
Applications Workshop, San Diego, Feb 2010. [Full Text]
 A. Ozgur, D. Tse, Achieving Linear Scaling with Interference
Alignment, Proc. IEEE Int. Symposium on Information Theory, Seoul, July
2009. [Full Text]
 A. Ozgur, R. Johari, D. Tse, O. Leveque, Information Theoretic
Operating Regimes of Large Wireless Networks, Proc. IEEE Int. Symposium
on Information Theory, Toronto, July 2008.
 A. Ozgur, O. Leveque, ThroughputDelay Tradeoff for Hierarchical
Cooperation in Ad Hoc Wireless Networks, Proc. Int. Conference on
Telecommunications, St Petersburg, June 2008.
 A. Ozgur, O. Leveque and D. Tse, Exact Capacity Scaling of Extended
Wireless Networks, Proc. IEEE Int. Symposium on Information Theory,
Nice, July 2007.
 A. Ozgur, O. Leveque and D. Tse, Hierarchical Cooperation Achieves
Linear Capacity Scaling in Ad Hoc Networks, Proc. IEEE Infocom
Conference, May 2007.
 A. Ozgur, O. Leveque and D. Tse, How does the Information Capacity
of Ad Hoc Networks Scale?, invited paper in Proc. Allerton Conference on
Communication, Control and Computing, October 2006.
 A. Ozgur and O. Leveque, Scaling Laws for TwoDimensional Random
AdHoc Wireless Networks, Proc. IEEE Int. Zurich Seminar on
Communications, Zurich 2006.
