Oscar Bejarano

Research Interests

My research focus is Wireless Networking. In particular, I work on the design of Medium Access Control (MAC) protocols for multi-antenna systems and cooperative techniques using Virtual MISO links.

Publications and Other Work

Technical Work

O. Bejarano, R. Hoefel, and E. Knightly, "Resilient Multi-User Beamforming WLANs: Mobility, Interference, and Imperfect CSI," to appear in Proc. of IEEE INFOCOM 2016, San Francisco, CA 2016.
R. Hoefel and O. Bejarano, "IEEE 802.11ac: Performance of MU-MIMO Interference Cancellation Detectors with Imperfect Channel State Information at Tx and Rx Sides," in Proc. of IEEE LatinCom 2015, Arequipa, Peru, 2015.
R. Hoefel and O. Bejarano, "On the Application of PHY Layer Abstraction Techniques in IEEE 802.11ac/ax WLANs," in Proc. of IEEE SBrT 2015, Rio de Janeiro, Brazil, 2015.
O. Bejarano, S. Quadri, O. Gurewitz, and E. Knightly, "Scaling Multi-User MIMO WLANs: the Case for Concurrent Uplink Control Messages," in Proc. of IEEE SECON 2015, Seattle, WA, June 2015. Best Paper Award
H. Yu, O. Bejarano, and L. Zhong, "Combating Inter-cell Interference in 802.11ac-based Multi-user MIMO Networks," in Proc. of ACM MobiCom 2014, Maui, HI, September 2014.
O. Bejarano, E. Magistretti, O. Gurewitz, and E. Knightly, "MUTE: Sounding Inhibition in MU-MIMO WLANs," in Proc. of IEEE SECON 2014, Singapore 2014. Best Paper Award
O. Bejarano, M. Park, and E. Knightly, "IEEE 802.11ac: From Channelization to Multi-User MIMO," in IEEE Communications Magazine, October 2013.
O. Bejarano and E. Knightly, "Virtual MISO Triggers in WiFi-like Networks," in Proc. of IEEE INFOCOM 2013, Turin, Italy 2013.
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O. Bejarano, S. Miskovic, E. Aryafar, and E. Knightly, "TFA: A Large Scale Urban Mesh Network for Social and Network Research," in Proc. of ACM S3 2010, Chicago, IL, September 2010.
O. Bejarano, "Limits and Capabilities of Cooperative Diversity: A Network and Protocol Perspective," Master's Thesis, May 2011.

Telecommunications Public Policy

O. Bejarano, "The Telecommunications Sector in Mexico: Present and Future in the Context of the 2014 Reform," James A. Baker III Institute for Public Policy, November, 2014.

Talks

"Scaling Multi-User MIMO WLANs: the Case for Concurrent Uplink Control Messages," in Proc. of IEEE SECON, Seattle, WA 2015.
"Robust CSMA: Adapting to Channel and Traffic Asymmetry," in Proc. of IEEE SECON, Seattle, WA 2015. Work by B. Nardelli (LinkedIn), and E. Knightly (Rice University).
"MUTE: Sounding Inhibition in MU-MIMO WLANs," in Proc. of IEEE SECON. Singapore 2014. Slides
"RAT Selection Games in HetNets," in Proc. of IEEE INFOCOM. Torino, Italy 2013. Work by E. Aryafar, M. Wang, A. K. Haddad, and M. Chiang (Princeton University). Slides
"Virtual MISO Triggers in WiFi-like Networks," in Proc of IEEE INFOCOM. Torino, Italy 2013. Slides
"Whitespaces in Argentina," Misiones, Argentina, 2011