formance analysis are calculated. dodecahedral configuration are given in [VeLC05]. Measurements are often performed in the frequency Some ameliorations are suggested for the initialisation domain. To use the time domain SAGE algorithm, and the search procedure in the SAGE algorithm. In a transformation of the transfer function in the frequency [StFJ02] the Initialisation and Search Improved SAGE domain to the time domain received signal, with the (ISIS) algorithm is presented, which applies a bin- training sequence included, is given in [VLSK03]. The search-based approach in the initialisation of the pa- DoA parameters of the indoor measurements in a class- rameter estimates. This modified scheme can estimate room are extracted with the time domain SAGE propagation paths with small amplitudes, and thus the algorithm and compared with a RT tool. The same ap- overall profile of the environment can be thoroughly proach - evaluating measurement results in the fre- extracted. Paper [FISJ02] reports the performance of the quency domain with a time domain algorithm - can be ISIS algorithm in experimental investigations of disper- found in [MoRo04], where the results are also compared sions in delay, direction of departure and direction of with a RT tool. incidence in a typical non-LoS environment (see In fact, most measurements are broadband and the Figure 4.7-28). The results demonstrate the high po- Broadband Time Domain-SAGE (BTD-SAGE) in tential of the technique for getting a detailed insight into [VeLC04b] combines the signals in another way, adapting the mechanisms by which the electromagnetic energy the algorithm to be capable of detecting different paths propagates between the transmitter and receiver sites. In in a broadband environment and with large antenna [FYSJ03], the ISIS algorithm is extended to include arrays, which is the case in the earlier described mea- estimation of the polarisation matrix of individual prop- surements. The extraction of the measurements is agation paths. This new scheme allows fo