Method for estimating the parameters of useful signal and multi-path signals originating from a radiolocation signal emitted by a satellite, by means of a location device comprising at least two sensors able to receive said signal, each of said sensors being connected to at least two lines for processing the signals, each processing line comprising a correlator (C11, C12) and at least one delay line (R11m) able to introduce a delay corresponding to a multiple of the duration of integration of the correlators, the method comprising the steps of: - correlating the signal received by said sensors with a local code by means of correlators, - constructing, for each sensor, a sampled intercorrelation function of the signal received with the local code, for various post-correlation instants, - determining a spatio-temporal intercorrelation function on the basis of the concatenation of the intercorrelation functions obtained in the previous step for each sensor, - executing iteratively, for each multi-path signal and the useful signal, the sub-steps of: • subtracting, from the spatio-temporal intercorrelation function, the parametric model or models of signals estimated at the previous iterations, • estimating the parameters representative of a multi-path signal or of the useful signal by applying a maximum likelihood algorithm to the result of the previous subtraction, the method being characterized in that said parameters are estimated by applying the sub-steps of: ✔ estimating the direction of arrival of the signal by utilizing all the sensors jointly, ✔ estimating the complex amplitude of the signal independently for each sensor, by using the estimated direction of arrival, ✔ projecting the estimated complex amplitude onto the sub-space defined by the estimated direction of arrival to retain, in the independent estimation of the complex amplitude, the component corresponding to the direction of arrival estimated in the previous step. - correlating the signal received by said sensors with a local code by means of correlators, - constructing, for each sensor, a sampled intercorrelation function of the signal received with the local code, for various post-correlation instants, - determining a spatio-temporal intercorrelation function on the basis of the concatenation of the intercorrelation functions obtained in the previous step for each sensor, - executing iteratively, for each multi-path signal and the useful signal, the sub-steps of: • subtracting, from the spatio-temporal intercorrelation function, the parametric model or models of signals estimated at the previous iterations, • estimating the parameters representative of a multi-path signal or of the useful signal by applying a maximum likelihood algorithm to the result of the previous subtraction, the method being characterized in that said parameters are estimated by applying the sub-steps of: ✔ estimating the direction of arrival of the signal by utilizing all the sensors jointly, ✔ estimating the complex amplitude of the signal independently for each sensor, by using the estimated direction of arrival, ✔ projecting the estimated complex amplitude onto the sub-space defined by the estimated direction of arrival to retain, in the independent estimation of the complex amplitude, the component corresponding to the direction of arrival estimated in the previous step. • subtracting, from the spatio-temporal intercorrelation function, the parametric model or models of signals estimated at the previous iterations, • estimating the parameters representative of a multi-path signal or of the useful signal by applying a maximum likelihood algorithm to the result of the previous subtraction, the method being characterized in that said parameters are estimated by applying the sub-steps of: ✔ estimating the direction of arrival of the signal by utilizing all the sensors jointly, ✔ estimating the complex amplitude of the signal independently for each sensor, by using the estimated direction of arrival, ✔ projecting the estimated complex amplitude onto the sub-space defined by the estimated direction of arrival to retain, in the independent estimation of the complex amplitude, the component corresponding to the direction of arrival estimated in the previous step. ✔ estimating the direction of arrival of the signal by utilizing all the sensors jointly, ✔ estimating the complex amplitude of the signal independently for each sensor, by using the estimated direction of arrival, ✔ projecting the estimated complex amplitude onto the sub-space defined by the estimated direction of arrival to retain, in the independent estimation of the complex amplitude, the component corresponding to the direction of arrival estimated in the previous step.