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1. (WO2018177930) METHOD AND SYSTEM FOR LOCATING A MOBILE DEVICE, AND MOBILE DEVICE

Pub. No.:    WO/2018/177930    International Application No.:    PCT/EP2018/057449
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Sat Mar 24 00:59:59 CET 2018
IPC: G01S 1/72
G01S 11/14
G01S 5/18
Applicants: ROBERT BOSCH GMBH
Inventors: BUCK, Thomas
SCHNEIDER, Simon
LEIDICH, Stefan
KUEHNEL, Matthias
Title: METHOD AND SYSTEM FOR LOCATING A MOBILE DEVICE, AND MOBILE DEVICE
Abstract:
The invention relates to a method for locating a mobile device (1), said method comprising the following steps: transmitting ultrasound signals by means of a plurality of transmitting devices (21 to 23) arranged in a spatially distributed manner; determining a spectrum of the received ultrasound signals; and locating the mobile device (1) by comparing the determined spectrum with predefined map information, wherein the map information comprises an attribution of spectrum information to position information.