Multi-Carrier Spread-Spectrum & Related Topics

Stefan Kaiser was the first researcher to address the institutional and legal aspects of the future air navigation systems in a pioneering thesis presented to the Institute of Air and Space Law, McGill University.

• I General Issues.- A Review of Multicarrier CDMA*.- Time Division Duplex-CDMA*.- Timing Synchronization for the Uplink of an OFDMA System*.- Does OFDM Really Prefer Frequency Selective Fading Channels?.- II Applications.- An Adaptive Orthogonal Multicarrier Multiuser CDMA Technique for a Broadband Mobile Communication System.- Performance of Low Complex Antenna Diversity Techniques for Mobile OFDM Systems.- Common Architectures for TD-CDMA and OFDM Based Mobile Radio Systems Without the Necessity of a Cyclic Prefix.- Multi-Carrier CDMA for Air Traffic Control Air/Ground Communication.- Development and Implementation of an Advanced Airport Data Link Based on Multi-Carrier Communications.- III Coding and Modulation.- Potential and Benefits of the Spatial Dimension in Case of MC-CDMA*.- Variable Spreading Factor Orthogonal Frequency and Code Division Multiplexing (VSF-OFCDM).- Spreading Sequences Selection for Uplink and Downlink MC-CDMA Systems.- Serial Code Concatenation with Complex Valued Walsh-Hadamard Codes Applied to OFDM-CDMA.- A Study on Down-link Capacity of FD-MC/CDMA for Channels with Frequency Selective Fading.- On the Use of DMT and FMT for MC-CDMA Systems.- A Delayed-Multiplexing Multi-Carrier CDMA System.- IV Detection, Multiplexing, Interference Cancellation.- Comparison of MC-CDMA and COFDM/TDMA Techniques Taking into Account the System Load for Wireless Indoor Communications.- Decorrelation MUD for MC-CDMA in an Uplink Transmission Mode.- A Downlink SS-OFDM-F/TA Packet Data System Employing Multi-User Diversity.- Joint Detection in Multi-Antenna and Multi-User OFDM Systems.- Rate-Adaptive Coded Multiuser OFDM for Downlink Wireless Systems.- Adaptive Subspace Multiuser Detection for Multicarrier DS-CDMA.- Optimization of Capacity Assignement in MC-CDMA Transmission Systems.- Optimum Coefficient Matrix of Multi-Dimensional Lattice Filter for OFDM Transmission.- Capacity Enhancement of DS-CDMA Downlink Through Multicarrier with Frequency Overlapping.- Combating Near Far Effects of Linear MMSE Multiuser Detection in Coded OFDM-CDMA.- Downlink Performance of Randomized OFDM Access.- Implementation of a SIC Based MC-CDMA Base Station Receiver.- Investigation on Using Channel Information of MC/CDMA for Pre-Rake Diversity Combining in TDD/CDMA System.- Multicarrier CDMA System with Parallel Interference Cancellation in Fading Channel.- V Synchronization and Channnel Estimation.- Iterative Blind Channel Estimation for OFDM Receivers*.- Non-Data Aided EM-Based Channel Estimation for OFDM Systems with Time-Varying Fading Channels.- Joint Directions of Arrival and Delay Channel Characteristics Estimation Using Circular Array Antenna for MC/CDMA.- Channel Estimation for Time-Hopping Impulse Radio.- Comparison of Channel Estimation Techniques for a Single Carrier System Using Frequency Domain Equalization and HIPERLAN/2 Like OFDM Systems.- VI Realization and Implementation.- Array Antenna Assisted Doppler Spread Compensator for OFDM.- Filter Design Methodology Controlling the Impact on Bit Error Rate Performances in WLAN-OFDM Transceivers.- Proposal of ISM Band High Data Rate Wireless LAN System Usina SS-OFDM Technique.- Joint Technique of PTS and Adaptive Clipping Level Control with Filtering for OFDM Peak Power Reduction.- Radio Link Availability Enhancement by Applying Spread-Spectrum Technique.