| 摘要 |
Method for estimating the position of a portable device (A), which comprises: - a first estimation step (11), in which is estimated the position and the extension of a first spatial region (100) where is located said portable device (A); - a second estimation step (12), in which is estimated the position of said portable device (A) by the selection of said position among the positions included in said first spatial region (100). |
