WISELAB Research

Research Projects and Related Publications
 
OSI layer/sub-layer Topics Selected projects
Data link control ARQ and retransmission protocols

  • NAK-ACK-based ARQ vs. NAK-based ARQ

  • ARQ for time-varying fading channels

  • HARQ for HSDPA in WCDMA

  • QoS-awareness ARQ for real-time and jitter-tolerant traffic

 
MAC Random and reservation multiple access protocols

  • RACH and CPCH in WCDMA

  • Slotted Aloha in Nakagami fading channels

  • Power control mechanism for CDMA packet access

  • Cross-layer design of packet access
 
PHY

Wireless channel modeling;

Coding, diversity, and equalization;

SS and CDMA

  • LCR and AFD of wireless signals

  • CDMA capacity analysis

  • Space-time coding

  • Diversity and equalization

  • OFDM/OFDMA: Frequency offset estimation

  • Beamforming

  • LPI and anti-jamming of chaotic spreading systems