Research

Robust Mobile Networking

  • Cooperative Multi-path Nework Architure for Future Technology
  • Performance Optimization and Implementation of Mobile Networks
  • Fast and Reliable Communication in VANETs
  • Multi-path Real-time Multimedia communications

Sustainable Mobile Computing

  • Sustainable Environment: Moving Forward with Networking Technology
  • Improving Transportation Safety: Collision Avoidance Technology with Machine Learning

Publications

Books

  • Yusun Chang,“Robust Mobile Networking,” VDM, ISBN: 3639094751, Nov. 2008.

Journals

  • H. Abbasi, R. Voicu, J. Copeland, and Y. Chang, “Towards Fast and Reliable Multi-hop Routing in VANETs”, the IEEE Transaction on Mobile Computing (TMC). (to appear on 2020 in the journal, On-line copy available Now)
  • P. Zhou, Yusun Chang, and J. Copeland, “Learning through Reinforcement for Repeated Power Control Game in Cognitive Radio Networks,” the IEEE Journal on Selected Areas in Communications (JSAC), Vol. 30, No. 1, pp 54-69 2012.
  • Yusun Chang, C. Lee and J. Copeland, “Goodput Enhancement of VANETs in Noisy CSMA/CA Channels,” the IEEE Journal on Selected Areas in Communications (JSAC), Vol. 29, No. 1, January 2011.
  • S. Pudasaini, Yusun Chang, and S. Shin, “A Reactive Cross Collision Exclusionary Backoff Algorithm in IEEE 802.11 Network,” the KSII Transactions on Internet and Information Systems, Vol. 4, No. 6, Dec 2010.

Conferences

  • R. Voicu, J. Copeland, and Y. Chang, “Multiple Path Infrastructure-less Networks: A Cooperative Approach,” in Proceedings of IEEE International Conference on Computing, Networking and Communications (ICNC), Honolulu, HI, Feb. 2019.
  • B. Hayes, Y. Chang and G. Riley, “Controlled Unfair Adaptive 360 VR Video Delivery Over an MPTCP/QUIC Architecture,” in Proceedings of IEEE International Conference on Communications (ICC), May 2018.

  • B. Hayes, Y. Chang and G. Riley, “Scaling 360-degree Adaptive Bitrate Video Delivery Over an SDN Architecture.” in Proceedings of IEEE International Conference on Computing, Networking and Communications (ICNC), March 2018.

  • I. Ahmad, Y. Chang, and S. Shin, “N-Puzzle: A General Application of 3n+1 Problem,” in Proceedings of International Conference on Next Generation Computing (ICNGC), Jan. 2017. (Best Paper Award)

  • B. Kihei, J. Copeland, and Y. Chang, “Cepstral Analysis for Classifying Car Collisions in LOS/NLOS Vehicle-to-Vehicle Networks,” in Proceedings of IEEE Global Communication Conference (Globecom), Dec. 2017.

  • B. Hayes, Y. Chang and G. Riley, “Omnidirectional Adaptive Bitrate Media Delivery using MPTCP/QUIC over an SDN Architecture.” in Proceedings of IEEE Global Communication Conference (Globecom), Dec. 2017.

  • B. Kihei, J. Copeland, and Y. Chang, “Vehicle-to-Vehicle LOS Large-Scale Doppler Channel Model using GSCM.” in Proceedings of IEEE MASS (International Conference on Mobile Ad hoc and Sensor Systems), Oct. 2017.

  • H. Abbasi, R. Voicu, J. Copeland, and Y. Chang, “Cooperative BSM Architecture to Improve Transportation Safety in VANETs,” the IEEE 13th International Wireless Communications and Mobile Computing Conference (IWCMC), June 2017.

  • D. Lee., S. H. A., D. Kim., J. Copeland and Y. Chang, "Distributed SCH selection for concurrent transmissions in IEEE 1609.4 multi-channel VANETs," the IEEE International Conference on Communications (ICC), May 2017.

  • B. Hayes., Y. Chang and G. Riley, "Adaptive Bitrate Video Delivery using HTTP/2 over MPTCP Architecture" the IEEE The 13th International Wireless Communications and Mobile Computing Conference (IWCMC), June 2017.
  • B. Kihei, J. Copeland, and Y. Chang, “Automotive Doppler Sensing: The Doppler Profile with Machine Learning in Vehicle-to-Vehicle Networks for Road Safety.” the IEEE 18th International Workshop on Signal Processing Advances in Wireless Communications (SPAWC), 2017.
  • B. Kihei, J. Copeland, and Y. Chang, "Frequency Injection Interfacing: A Novel Method for Delivering External Information to an OFDM Receiver Physical Layer." the IEEE International Conference on Communications (ICC), May 2017.
  • D. Lee., S. H. A., D. Kim., J. Copeland and Y. Chang, "An efficient SCH utilization scheme for IEEE 1609.4 multi-channel environments in VANETs," the IEEE International Conference on Communications (ICC), June 2016.
  • B. Kihei, J. Copeland, and Y. Chang, “Improved 5.9GHz V2V Short Range Path Loss Model.” the IEEE International Conference on Mobile Ad hoc and Sensor Systems (MASS), Dallas, TX, Oct. 2015.
  • B. Kihei, J. Copeland, and Y. Chang, “Design Considerations for Vehicle-to-Vehicle IEEE 802.11p Radar in Collision Avoidance,” in Proceedings of IEEE Global Communication Conference (Globecom), San Diego, CA, Dec. 2015.
  • H. Abbasi, R. Voicu, J. Copeland, and Y. Chang, “Performance Analysis and Optimization of a Contention Window based Broadcasting Algorithm in VANETs,” in Proceedings of IEEE Global Communication Conference (Globecom), San Diego, CA, Dec. 2015.
  • B. Kihei, J. Copeland, and Y. Chang, “Predicting Car Collisions using RSSI,” the IEEE Global Communication Conference (Globecom), San Diego, CA, Dec. 2015.
  • B. Kihei, J. Copeland and Yusun Chang, “Doppler Domain Localization for Collision Avoidance in VANETs by Using Omnidirectional Antennas,” the IEEE International Conference on Connected Vehicles and Expo (ICCVE), November 2014.
  • J. Cho, A. Uluagac, J. Copeland and Yusun Chang, “Efficient Safety Message Forwarding using Multi-Channels in Low Density VANETs,” the IEEE Globecom 2014.
  • R. Voicu, H. Abbasi, H. Fang, B. Kehei, J. Copeland and Yusun Chang, “Fast and Reliable Broadcasting in VANETs using SNR with ACK Decoupling,” the IEEE International Conference on Communications (ICC), June 2014.
  • S. Park, Yusun Chang, S. Shin and J. Copeland, “Characterizing Hidden Nodes with Experimental Evaluation in Noisy MANET,” the IEEE International Conference on Communications (ICC), June 2013.
  • S. Park, Yusun Chang, F. Khan and J. Copeland, “Dynamic Service-Channels Allocation (DSCA) in Vehicular Ad-hoc Networks,” the IEEE Consumer Communications and Networking Conference (CCNC), January 2013.
  • F. Khan, Yusun Chang, S. Park, and J. Copeland, “Towards Guaranteed Delivery of Safety Messages in VANETs,” the IEEE Global Communication Conference (Globecom), Anaheim, Dec. 2012.
  • F. Khan, Yusun Chang, S. Park, and J. Copeland, “Introducing Lane Based Sectoring for Routing in VANETs,” the IEEE Wireless Communications and Networking Conference (WCNC), April 2012.
  • S. Park, Yusun Chang, S. Shin and J. Copeland, “Throughput Enhancement of MANETs: Packet Fragmentation with Hidden Stations and BERs,” the IEEE Consumer Communications and Networking Conference (CCNC), January 2012.
  • F. Khan, Y. Chang, S. Park, and J. Copeland, “Handshaking vs. instant broadcast in VANET safety message routing,” the IEEE PIMRC’11, October 2011.
  • P. Zou, Yusun Chang and J. Copeland, “Asynchronous Power Control Game with Channel Outage Constraints in Cognitive Radio Networks,” the IEEE International Conference on Communications (ICC), 2010.
  • Pan Zou, Yusun Chang and J. Copeland, “Capacity and Delay Scaling in Cognitive Radio Ad Hoc Networks: Impact of Primary User Activity," the IEEE Global Communication Conference (Globecom), Dec. 2010.
  • Pan Zou, Yusun Chang and J. Copeland, “Learning Through Reinforcement for Repeated Power Control Game in Cognitive Radio Networks," the IEEE Globecom, Dec. 2010.
  • Yusun Chang, M. Lee and J. Copeland, “Robust Real-time Multimedia Transmission in Wireless Ad hoc Networks,” Proceeding of the IEEE International Symposium on Multimedia, Dec. 2009.
  • Yusun Chang, M. Lee and J. Copeland, “An Adaptive On-demand Channel Estimation for Vehicular Ad Hoc Networks,” Proceeding of the IEEE CCNC, Jan. 2009.
  • B. Kwon, Yusun Chang, Selcuk Uluagac, and John Copeland, "A Network Entry Protocol and OFDMA Symbol Allocation Scheme for Non-Transparent Relay Stations in IEEE 802.16j Networks," Proceeding of the IEEE MILCOM 2008, San Diego, Nov. 2008.
  • Yusun Chang, Christy M. Jeon, “Improving Vehicular Communications using Optimal Fragmentation Techniques,” Proceedings of the 10th International Conference on Application of Advanced Technology in Transportation 2008, Athens, May. 2008.
  • Yusun Chang, Chris Lee and John A. Copeland, “Goodput Optimization in CSMA/CA Wireless Networks,” Proceedings of the IEEE BROADNETS ’07, Raleigh, NC, Sep. 2007.
  • B. Kwon, Chris Lee, Yusun Chang and J. Copeland, “A Security Scheme for Centralized Scheduling in IEEE 802.16 Mesh Networks,” Proceedings of the IEEE MILCOM ’07, Orlando, Oct. 2007.
  • Yusun Chang, Chris Lee, B. Kwon and J. Copeland, “Dynamic Optimal Fragmentation with Rate Adaptation for Goodput Enhancement in WLANs,” Proceedings of the ICWN (International Conference on Wireless Networks) ’07, Las Vegas, Jun. 2007.
  • Yusun Chang, Chris Lee, B. Kwon and J. Copeland, “Dynamic Optimal Fragmentation for Goodput Enhancement in WLANs,” the IEEE TridentCom ’07, Orlando, May. 2007.
  • Yusun Chang, Chris Lee and J. Copeland, “Optimal Fragmentation for Goodput Enhancement in IEEE 802.11 WLANs,” the IASTED CIIT ’06, Nov. 2006.
  • E. Shim, H. Wei, Yusun Chang, and R. Gitlin, “Low Latency Handoff for Wireless IP QOS with NeighborCasting,” the IEEE International Conference on Communications (ICC), 2002.
  • Yusun Chang, K. W. Lee, “A Study on the Fuzzy Inference Adaptive Control of Robot Manipulators,” Proceedings of the Conference on Control, Automation and Systems Engineering, Apr 1995, pp. 226-pp.229.
  • J. Back, Yusun Chang, “Parallel Extended Local Feature Extraction On Distributed Memory Computer,” Proceedings of the International Conference on MFI’ 94, Oct. 1994, pp. 128-pp.135.
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